diff options
Diffstat (limited to 'linux-core')
52 files changed, 4888 insertions, 4906 deletions
diff --git a/linux-core/ati_pcigart.c b/linux-core/ati_pcigart.c index e338fe15..19d03592 100644 --- a/linux-core/ati_pcigart.c +++ b/linux-core/ati_pcigart.c @@ -52,48 +52,47 @@ # define ATI_MAX_PCIGART_PAGES 8192 /**< 32 MB aperture, 4K pages */ # define ATI_PCIGART_PAGE_SIZE 4096 /**< PCI GART page size */ -static unsigned long drm_ati_alloc_pcigart_table( void ) +static unsigned long drm_ati_alloc_pcigart_table(void) { unsigned long address; struct page *page; int i; - DRM_DEBUG( "%s\n", __FUNCTION__ ); + DRM_DEBUG("%s\n", __FUNCTION__); - address = __get_free_pages( GFP_KERNEL, ATI_PCIGART_TABLE_ORDER ); - if ( address == 0UL ) { + address = __get_free_pages(GFP_KERNEL, ATI_PCIGART_TABLE_ORDER); + if (address == 0UL) { return 0; } - page = virt_to_page( address ); + page = virt_to_page(address); - for ( i = 0 ; i < ATI_PCIGART_TABLE_PAGES ; i++, page++ ) { + for (i = 0; i < ATI_PCIGART_TABLE_PAGES; i++, page++) { get_page(page); - SetPageReserved( page ); + SetPageReserved(page); } - DRM_DEBUG( "%s: returning 0x%08lx\n", __FUNCTION__, address ); + DRM_DEBUG("%s: returning 0x%08lx\n", __FUNCTION__, address); return address; } -static void drm_ati_free_pcigart_table( unsigned long address ) +static void drm_ati_free_pcigart_table(unsigned long address) { struct page *page; int i; - DRM_DEBUG( "%s\n", __FUNCTION__ ); + DRM_DEBUG("%s\n", __FUNCTION__); - page = virt_to_page( address ); + page = virt_to_page(address); - for ( i = 0 ; i < ATI_PCIGART_TABLE_PAGES ; i++, page++ ) { + for (i = 0; i < ATI_PCIGART_TABLE_PAGES; i++, page++) { __put_page(page); - ClearPageReserved( page ); + ClearPageReserved(page); } - free_pages( address, ATI_PCIGART_TABLE_ORDER ); + free_pages(address, ATI_PCIGART_TABLE_ORDER); } -int drm_ati_pcigart_init( drm_device_t *dev, - unsigned long *addr, - dma_addr_t *bus_addr) +int drm_ati_pcigart_init(drm_device_t * dev, + unsigned long *addr, dma_addr_t * bus_addr) { drm_sg_mem_t *entry = dev->sg; unsigned long address = 0; @@ -101,48 +100,48 @@ int drm_ati_pcigart_init( drm_device_t *dev, u32 *pci_gart, page_base, bus_address = 0; int i, j, ret = 0; - if ( !entry ) { - DRM_ERROR( "no scatter/gather memory!\n" ); + if (!entry) { + DRM_ERROR("no scatter/gather memory!\n"); goto done; } address = drm_ati_alloc_pcigart_table(); - if ( !address ) { - DRM_ERROR( "cannot allocate PCI GART page!\n" ); + if (!address) { + DRM_ERROR("cannot allocate PCI GART page!\n"); goto done; } - if ( !dev->pdev ) { - DRM_ERROR( "PCI device unknown!\n" ); + if (!dev->pdev) { + DRM_ERROR("PCI device unknown!\n"); goto done; } bus_address = pci_map_single(dev->pdev, (void *)address, - ATI_PCIGART_TABLE_PAGES * PAGE_SIZE, - PCI_DMA_TODEVICE); + ATI_PCIGART_TABLE_PAGES * PAGE_SIZE, + PCI_DMA_TODEVICE); if (bus_address == 0) { - DRM_ERROR( "unable to map PCIGART pages!\n" ); - drm_ati_free_pcigart_table( address ); + DRM_ERROR("unable to map PCIGART pages!\n"); + drm_ati_free_pcigart_table(address); address = 0; goto done; } - pci_gart = (u32 *)address; + pci_gart = (u32 *) address; - pages = ( entry->pages <= ATI_MAX_PCIGART_PAGES ) - ? entry->pages : ATI_MAX_PCIGART_PAGES; + pages = (entry->pages <= ATI_MAX_PCIGART_PAGES) + ? entry->pages : ATI_MAX_PCIGART_PAGES; - memset( pci_gart, 0, ATI_MAX_PCIGART_PAGES * sizeof(u32) ); + memset(pci_gart, 0, ATI_MAX_PCIGART_PAGES * sizeof(u32)); - for ( i = 0 ; i < pages ; i++ ) { + for (i = 0; i < pages; i++) { /* we need to support large memory configurations */ entry->busaddr[i] = pci_map_single(dev->pdev, - page_address( entry->pagelist[i] ), - PAGE_SIZE, - PCI_DMA_TODEVICE); + page_address(entry-> + pagelist[i]), + PAGE_SIZE, PCI_DMA_TODEVICE); if (entry->busaddr[i] == 0) { - DRM_ERROR( "unable to map PCIGART pages!\n" ); - drm_ati_pcigart_cleanup( dev, address, bus_address ); + DRM_ERROR("unable to map PCIGART pages!\n"); + drm_ati_pcigart_cleanup(dev, address, bus_address); address = 0; bus_address = 0; goto done; @@ -150,7 +149,7 @@ int drm_ati_pcigart_init( drm_device_t *dev, page_base = (u32) entry->busaddr[i]; for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) { - *pci_gart++ = cpu_to_le32( page_base ); + *pci_gart++ = cpu_to_le32(page_base); page_base += ATI_PCIGART_PAGE_SIZE; } } @@ -158,48 +157,48 @@ int drm_ati_pcigart_init( drm_device_t *dev, ret = 1; #if defined(__i386__) || defined(__x86_64__) - asm volatile ( "wbinvd" ::: "memory" ); + asm volatile ("wbinvd":::"memory"); #else mb(); #endif -done: + done: *addr = address; *bus_addr = bus_address; return ret; } -int drm_ati_pcigart_cleanup( drm_device_t *dev, - unsigned long addr, - dma_addr_t bus_addr) +int drm_ati_pcigart_cleanup(drm_device_t * dev, + unsigned long addr, dma_addr_t bus_addr) { drm_sg_mem_t *entry = dev->sg; unsigned long pages; int i; /* we need to support large memory configurations */ - if ( !entry ) { - DRM_ERROR( "no scatter/gather memory!\n" ); + if (!entry) { + DRM_ERROR("no scatter/gather memory!\n"); return 0; } - if ( bus_addr ) { + if (bus_addr) { pci_unmap_single(dev->pdev, bus_addr, ATI_PCIGART_TABLE_PAGES * PAGE_SIZE, PCI_DMA_TODEVICE); - pages = ( entry->pages <= ATI_MAX_PCIGART_PAGES ) - ? entry->pages : ATI_MAX_PCIGART_PAGES; + pages = (entry->pages <= ATI_MAX_PCIGART_PAGES) + ? entry->pages : ATI_MAX_PCIGART_PAGES; - for ( i = 0 ; i < pages ; i++ ) { - if ( !entry->busaddr[i] ) break; + for (i = 0; i < pages; i++) { + if (!entry->busaddr[i]) + break; pci_unmap_single(dev->pdev, entry->busaddr[i], PAGE_SIZE, PCI_DMA_TODEVICE); } } - if ( addr ) { - drm_ati_free_pcigart_table( addr ); + if (addr) { + drm_ati_free_pcigart_table(addr); } return 1; diff --git a/linux-core/drmP.h b/linux-core/drmP.h index 0d121243..feba8f9d 100644 --- a/linux-core/drmP.h +++ b/linux-core/drmP.h @@ -1,7 +1,7 @@ /** - * \file drmP.h + * \file drmP.h * Private header for Direct Rendering Manager - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ @@ -34,14 +34,13 @@ #ifndef _DRM_P_H_ #define _DRM_P_H_ - #ifdef __KERNEL__ #ifdef __alpha__ /* add include of current.h so that "current" is defined * before static inline funcs in wait.h. Doing this so we * can build the DRM (part of PI DRI). 4/21/2000 S + B */ #include <asm/current.h> -#endif /* __alpha__ */ +#endif /* __alpha__ */ #include <linux/config.h> #include <linux/module.h> #include <linux/kernel.h> @@ -57,7 +56,7 @@ #include <linux/mm.h> #include <linux/pagemap.h> #if defined(__alpha__) || defined(__powerpc__) -#include <asm/pgtable.h> /* For pte_wrprotect */ +#include <asm/pgtable.h> /* For pte_wrprotect */ #endif #include <asm/io.h> #include <asm/mman.h> @@ -150,13 +149,11 @@ #define DRM_MEM_CTXLIST 21 #define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) - -/*@}*/ +/*@}*/ #include "drm_compat.h" - /***********************************************************************/ /** \name Macros to make printk easier */ /*@{*/ @@ -184,7 +181,7 @@ /** * Debug output. - * + * * \param fmt printf() like format string. * \param arg arguments */ @@ -193,7 +190,7 @@ do { \ if ( drm_flags & DRM_FLAG_DEBUG ) \ printk(KERN_DEBUG \ - "[" DRM_NAME ":%s] " fmt , \ + "[" DRM_NAME ":%s] " fmt , \ __FUNCTION__ , ##arg); \ } while (0) #else @@ -212,7 +209,6 @@ /*@}*/ - /***********************************************************************/ /** \name Internal types and structures */ /*@{*/ @@ -265,7 +261,7 @@ do { \ if ( copy_to_user( name, value, len ) ) \ return -EFAULT; \ } - + /** * Ioctl function type. * @@ -274,22 +270,22 @@ do { \ * \param cmd command. * \param arg argument. */ -typedef int drm_ioctl_t( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); +typedef int drm_ioctl_t(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); typedef struct drm_ioctl_desc { - drm_ioctl_t *func; - int auth_needed; - int root_only; + drm_ioctl_t *func; + int auth_needed; + int root_only; } drm_ioctl_desc_t; typedef struct drm_devstate { - pid_t owner; /**< X server pid holding x_lock */ + pid_t owner; /**< X server pid holding x_lock */ } drm_devstate_t; typedef struct drm_magic_entry { - drm_magic_t magic; - struct drm_file *priv; + drm_magic_t magic; + struct drm_file *priv; struct drm_magic_entry *next; } drm_magic_entry_t; @@ -300,111 +296,110 @@ typedef struct drm_magic_head { typedef struct drm_vma_entry { struct vm_area_struct *vma; - struct drm_vma_entry *next; - pid_t pid; + struct drm_vma_entry *next; + pid_t pid; } drm_vma_entry_t; /** * DMA buffer. */ typedef struct drm_buf { - int idx; /**< Index into master buflist */ - int total; /**< Buffer size */ - int order; /**< log-base-2(total) */ - int used; /**< Amount of buffer in use (for DMA) */ - unsigned long offset; /**< Byte offset (used internally) */ - void *address; /**< Address of buffer */ - unsigned long bus_address; /**< Bus address of buffer */ - struct drm_buf *next; /**< Kernel-only: used for free list */ - __volatile__ int waiting; /**< On kernel DMA queue */ - __volatile__ int pending; /**< On hardware DMA queue */ + int idx; /**< Index into master buflist */ + int total; /**< Buffer size */ + int order; /**< log-base-2(total) */ + int used; /**< Amount of buffer in use (for DMA) */ + unsigned long offset; /**< Byte offset (used internally) */ + void *address; /**< Address of buffer */ + unsigned long bus_address; /**< Bus address of buffer */ + struct drm_buf *next; /**< Kernel-only: used for free list */ + __volatile__ int waiting; /**< On kernel DMA queue */ + __volatile__ int pending; /**< On hardware DMA queue */ wait_queue_head_t dma_wait; /**< Processes waiting */ - struct file *filp; /**< Pointer to holding file descr */ - int context; /**< Kernel queue for this buffer */ - int while_locked;/**< Dispatch this buffer while locked */ + struct file *filp; /**< Pointer to holding file descr */ + int context; /**< Kernel queue for this buffer */ + int while_locked; /**< Dispatch this buffer while locked */ enum { - DRM_LIST_NONE = 0, - DRM_LIST_FREE = 1, - DRM_LIST_WAIT = 2, - DRM_LIST_PEND = 3, - DRM_LIST_PRIO = 4, + DRM_LIST_NONE = 0, + DRM_LIST_FREE = 1, + DRM_LIST_WAIT = 2, + DRM_LIST_PEND = 3, + DRM_LIST_PRIO = 4, DRM_LIST_RECLAIM = 5 - } list; /**< Which list we're on */ + } list; /**< Which list we're on */ - int dev_priv_size; /**< Size of buffer private storage */ - void *dev_private; /**< Per-buffer private storage */ + int dev_priv_size; /**< Size of buffer private storage */ + void *dev_private; /**< Per-buffer private storage */ } drm_buf_t; - /** bufs is one longer than it has to be */ typedef struct drm_waitlist { - int count; /**< Number of possible buffers */ - drm_buf_t **bufs; /**< List of pointers to buffers */ - drm_buf_t **rp; /**< Read pointer */ - drm_buf_t **wp; /**< Write pointer */ - drm_buf_t **end; /**< End pointer */ - spinlock_t read_lock; - spinlock_t write_lock; + int count; /**< Number of possible buffers */ + drm_buf_t **bufs; /**< List of pointers to buffers */ + drm_buf_t **rp; /**< Read pointer */ + drm_buf_t **wp; /**< Write pointer */ + drm_buf_t **end; /**< End pointer */ + spinlock_t read_lock; + spinlock_t write_lock; } drm_waitlist_t; typedef struct drm_freelist { - int initialized; /**< Freelist in use */ - atomic_t count; /**< Number of free buffers */ - drm_buf_t *next; /**< End pointer */ + int initialized; /**< Freelist in use */ + atomic_t count; /**< Number of free buffers */ + drm_buf_t *next; /**< End pointer */ wait_queue_head_t waiting; /**< Processes waiting on free bufs */ - int low_mark; /**< Low water mark */ - int high_mark; /**< High water mark */ - atomic_t wfh; /**< If waiting for high mark */ - spinlock_t lock; + int low_mark; /**< Low water mark */ + int high_mark; /**< High water mark */ + atomic_t wfh; /**< If waiting for high mark */ + spinlock_t lock; } drm_freelist_t; /** * Buffer entry. There is one of this for each buffer size order. */ typedef struct drm_buf_entry { - int buf_size; /**< size */ - int buf_count; /**< number of buffers */ - drm_buf_t *buflist; /**< buffer list */ - int seg_count; - int page_order; - unsigned long *seglist; - - drm_freelist_t freelist; + int buf_size; /**< size */ + int buf_count; /**< number of buffers */ + drm_buf_t *buflist; /**< buffer list */ + int seg_count; + int page_order; + unsigned long *seglist; + + drm_freelist_t freelist; } drm_buf_entry_t; /** File private data */ typedef struct drm_file { - int authenticated; - int minor; - pid_t pid; - uid_t uid; - drm_magic_t magic; - unsigned long ioctl_count; - struct drm_file *next; - struct drm_file *prev; + int authenticated; + int minor; + pid_t pid; + uid_t uid; + drm_magic_t magic; + unsigned long ioctl_count; + struct drm_file *next; + struct drm_file *prev; struct drm_device *dev; - int remove_auth_on_close; - unsigned long lock_count; - void *driver_priv; + int remove_auth_on_close; + unsigned long lock_count; + void *driver_priv; } drm_file_t; /** Wait queue */ typedef struct drm_queue { - atomic_t use_count; /**< Outstanding uses (+1) */ - atomic_t finalization; /**< Finalization in progress */ - atomic_t block_count; /**< Count of processes waiting */ - atomic_t block_read; /**< Queue blocked for reads */ + atomic_t use_count; /**< Outstanding uses (+1) */ + atomic_t finalization; /**< Finalization in progress */ + atomic_t block_count; /**< Count of processes waiting */ + atomic_t block_read; /**< Queue blocked for reads */ wait_queue_head_t read_queue; /**< Processes waiting on block_read */ - atomic_t block_write; /**< Queue blocked for writes */ + atomic_t block_write; /**< Queue blocked for writes */ wait_queue_head_t write_queue; /**< Processes waiting on block_write */ #if 1 - atomic_t total_queued; /**< Total queued statistic */ - atomic_t total_flushed;/**< Total flushes statistic */ - atomic_t total_locks; /**< Total locks statistics */ + atomic_t total_queued; /**< Total queued statistic */ + atomic_t total_flushed; /**< Total flushes statistic */ + atomic_t total_locks; /**< Total locks statistics */ #endif - drm_ctx_flags_t flags; /**< Context preserving and 2D-only */ - drm_waitlist_t waitlist; /**< Pending buffers */ + drm_ctx_flags_t flags; /**< Context preserving and 2D-only */ + drm_waitlist_t waitlist; /**< Pending buffers */ wait_queue_head_t flush_queue; /**< Processes waiting until flush */ } drm_queue_t; @@ -412,10 +407,10 @@ typedef struct drm_queue { * Lock data. */ typedef struct drm_lock_data { - drm_hw_lock_t *hw_lock; /**< Hardware lock */ - struct file *filp; /**< File descr of lock holder (0=kernel) */ + drm_hw_lock_t *hw_lock; /**< Hardware lock */ + struct file *filp; /**< File descr of lock holder (0=kernel) */ wait_queue_head_t lock_queue; /**< Queue of blocked processes */ - unsigned long lock_time; /**< Time of last lock in jiffies */ + unsigned long lock_time; /**< Time of last lock in jiffies */ } drm_lock_data_t; /** @@ -423,35 +418,35 @@ typedef struct drm_lock_data { */ typedef struct drm_device_dma { - drm_buf_entry_t bufs[DRM_MAX_ORDER+1]; /**< buffers, grouped by their size order */ - int buf_count; /**< total number of buffers */ - drm_buf_t **buflist; /**< Vector of pointers into drm_device_dma::bufs */ - int seg_count; - int page_count; /**< number of pages */ - unsigned long *pagelist; /**< page list */ - unsigned long byte_count; + drm_buf_entry_t bufs[DRM_MAX_ORDER + 1]; /**< buffers, grouped by their size order */ + int buf_count; /**< total number of buffers */ + drm_buf_t **buflist; /**< Vector of pointers into drm_device_dma::bufs */ + int seg_count; + int page_count; /**< number of pages */ + unsigned long *pagelist; /**< page list */ + unsigned long byte_count; enum { _DRM_DMA_USE_AGP = 0x01, - _DRM_DMA_USE_SG = 0x02 + _DRM_DMA_USE_SG = 0x02 } flags; /** \name DMA support */ - /*@{*/ - drm_buf_t *this_buffer; /**< Buffer being sent */ - drm_buf_t *next_buffer; /**< Selected buffer to send */ - drm_queue_t *next_queue; /**< Queue from which buffer selected*/ + /*@{ */ + drm_buf_t *this_buffer; /**< Buffer being sent */ + drm_buf_t *next_buffer; /**< Selected buffer to send */ + drm_queue_t *next_queue; /**< Queue from which buffer selected*/ wait_queue_head_t waiting; /**< Processes waiting on free bufs */ - /*@}*/ + /*@} */ } drm_device_dma_t; -/** +/** * AGP memory entry. Stored as a doubly linked list. */ typedef struct drm_agp_mem { - unsigned long handle; /**< handle */ - DRM_AGP_MEM *memory; - unsigned long bound; /**< address */ - int pages; + unsigned long handle; /**< handle */ + DRM_AGP_MEM *memory; + unsigned long bound; /**< address */ + int pages; struct drm_agp_mem *prev; /**< previous entry */ struct drm_agp_mem *next; /**< next entry */ } drm_agp_mem_t; @@ -462,30 +457,30 @@ typedef struct drm_agp_mem { * \sa drm_agp_init)() and drm_device::agp. */ typedef struct drm_agp_head { - DRM_AGP_KERN agp_info; /**< AGP device information */ - drm_agp_mem_t *memory; /**< memory entries */ - unsigned long mode; /**< AGP mode */ - int enabled; /**< whether the AGP bus as been enabled */ - int acquired; /**< whether the AGP device has been acquired */ - unsigned long base; - int agp_mtrr; - int cant_use_aperture; - unsigned long page_mask; + DRM_AGP_KERN agp_info; /**< AGP device information */ + drm_agp_mem_t *memory; /**< memory entries */ + unsigned long mode; /**< AGP mode */ + int enabled; /**< whether the AGP bus as been enabled */ + int acquired; /**< whether the AGP device has been acquired */ + unsigned long base; + int agp_mtrr; + int cant_use_aperture; + unsigned long page_mask; } drm_agp_head_t; /** * Scatter-gather memory. */ typedef struct drm_sg_mem { - unsigned long handle; - void *virtual; - int pages; - struct page **pagelist; - dma_addr_t *busaddr; + unsigned long handle; + void *virtual; + int pages; + struct page **pagelist; + dma_addr_t *busaddr; } drm_sg_mem_t; typedef struct drm_sigdata { - int context; + int context; drm_hw_lock_t *lock; } drm_sigdata_t; @@ -493,8 +488,8 @@ typedef struct drm_sigdata { * Mappings list */ typedef struct drm_map_list { - struct list_head head; /**< list head */ - drm_map_t *map; /**< mapping */ + struct list_head head; /**< list head */ + drm_map_t *map; /**< mapping */ } drm_map_list_t; typedef drm_map_t drm_local_map_t; @@ -503,56 +498,55 @@ typedef drm_map_t drm_local_map_t; * Context handle list */ typedef struct drm_ctx_list { - struct list_head head; /**< list head */ - drm_context_t handle; /**< context handle */ - drm_file_t *tag; /**< associated fd private data */ + struct list_head head; /**< list head */ + drm_context_t handle; /**< context handle */ + drm_file_t *tag; /**< associated fd private data */ } drm_ctx_list_t; - typedef struct drm_vbl_sig { - struct list_head head; - unsigned int sequence; - struct siginfo info; - struct task_struct *task; + struct list_head head; + unsigned int sequence; + struct siginfo info; + struct task_struct *task; } drm_vbl_sig_t; - -/** +/** * DRM device functions structure */ struct drm_device; struct drm_driver_fn { - int (*preinit)(struct drm_device *, unsigned long flags); - void (*prerelease)(struct drm_device *, struct file *filp); - void (*pretakedown)(struct drm_device *); - int (*postcleanup)(struct drm_device *); - int (*presetup)(struct drm_device *); - int (*postsetup)(struct drm_device *); - int (*dma_ioctl)( DRM_IOCTL_ARGS ); + int (*preinit) (struct drm_device *, unsigned long flags); + void (*prerelease) (struct drm_device *, struct file * filp); + void (*pretakedown) (struct drm_device *); + int (*postcleanup) (struct drm_device *); + int (*presetup) (struct drm_device *); + int (*postsetup) (struct drm_device *); + int (*dma_ioctl) (DRM_IOCTL_ARGS); /* these are opposites at the moment */ - int (*open_helper)(struct drm_device *, drm_file_t *); - void (*free_filp_priv)(struct drm_device *, drm_file_t *); - - void (*release)(struct drm_device *, struct file *filp); - void (*dma_ready)(struct drm_device *); - int (*dma_quiescent)(struct drm_device *); - int (*context_ctor)(struct drm_device *dev, int context); - int (*context_dtor)(struct drm_device *dev, int context); - int (*kernel_context_switch)(struct drm_device *dev, int old, int new); - int (*kernel_context_switch_unlock)(struct drm_device *dev); - int (*vblank_wait)(struct drm_device *dev, unsigned int *sequence); + int (*open_helper) (struct drm_device *, drm_file_t *); + void (*free_filp_priv) (struct drm_device *, drm_file_t *); + + void (*release) (struct drm_device *, struct file * filp); + void (*dma_ready) (struct drm_device *); + int (*dma_quiescent) (struct drm_device *); + int (*context_ctor) (struct drm_device * dev, int context); + int (*context_dtor) (struct drm_device * dev, int context); + int (*kernel_context_switch) (struct drm_device * dev, int old, + int new); + int (*kernel_context_switch_unlock) (struct drm_device * dev); + int (*vblank_wait) (struct drm_device * dev, unsigned int *sequence); /* these have to be filled in */ - int (*postinit)(struct drm_device *, unsigned long flags); - irqreturn_t (*irq_handler)( DRM_IRQ_ARGS ); - void (*irq_preinstall)(struct drm_device *dev); - void (*irq_postinstall)(struct drm_device *dev); - void (*irq_uninstall)(struct drm_device *dev); - void (*reclaim_buffers)(struct file *filp); - unsigned long (*get_map_ofs)(drm_map_t *map); - unsigned long (*get_reg_ofs)(struct drm_device *dev); - void (*set_version)(struct drm_device *dev, drm_set_version_t *sv); - int (*version)(drm_version_t *version); + int (*postinit) (struct drm_device *, unsigned long flags); + irqreturn_t(*irq_handler) (DRM_IRQ_ARGS); + void (*irq_preinstall) (struct drm_device * dev); + void (*irq_postinstall) (struct drm_device * dev); + void (*irq_uninstall) (struct drm_device * dev); + void (*reclaim_buffers) (struct file * filp); + unsigned long (*get_map_ofs) (drm_map_t * map); + unsigned long (*get_reg_ofs) (struct drm_device * dev); + void (*set_version) (struct drm_device * dev, drm_set_version_t * sv); + int (*version) (drm_version_t * version); /* variables */ u32 driver_features; int dev_priv_size; @@ -562,124 +556,123 @@ struct drm_driver_fn { struct file_operations fops; }; - /** * DRM device structure. */ typedef struct drm_device { - const char *name; /**< Simple driver name */ - char *unique; /**< Unique identifier: e.g., busid */ - int unique_len; /**< Length of unique field */ - dev_t device; /**< Device number for mknod */ - char *devname; /**< For /proc/interrupts */ - int minor; /**< Minor device number */ - int if_version; /**< Highest interface version set */ + const char *name; /**< Simple driver name */ + char *unique; /**< Unique identifier: e.g., busid */ + int unique_len; /**< Length of unique field */ + dev_t device; /**< Device number for mknod */ + char *devname; /**< For /proc/interrupts */ + int minor; /**< Minor device number */ + int if_version; /**< Highest interface version set */ - int blocked; /**< Blocked due to VC switch? */ + int blocked; /**< Blocked due to VC switch? */ /** \name Locks */ - /*@{*/ - spinlock_t count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */ - struct semaphore struct_sem; /**< For others */ - /*@}*/ + /*@{ */ + spinlock_t count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */ + struct semaphore struct_sem; /**< For others */ + /*@} */ /** \name Usage Counters */ - /*@{*/ - int open_count; /**< Outstanding files open */ - atomic_t ioctl_count; /**< Outstanding IOCTLs pending */ - atomic_t vma_count; /**< Outstanding vma areas open */ - int buf_use; /**< Buffers in use -- cannot alloc */ - atomic_t buf_alloc; /**< Buffer allocation in progress */ - /*@}*/ + /*@{ */ + int open_count; /**< Outstanding files open */ + atomic_t ioctl_count; /**< Outstanding IOCTLs pending */ + atomic_t vma_count; /**< Outstanding vma areas open */ + int buf_use; /**< Buffers in use -- cannot alloc */ + atomic_t buf_alloc; /**< Buffer allocation in progress */ + /*@} */ /** \name Performance counters */ - /*@{*/ - unsigned long counters; - drm_stat_type_t types[15]; - atomic_t counts[15]; - /*@}*/ + /*@{ */ + unsigned long counters; + drm_stat_type_t types[15]; + atomic_t counts[15]; + /*@} */ /** \name Authentication */ - /*@{*/ - drm_file_t *file_first; /**< file list head */ - drm_file_t *file_last; /**< file list tail */ - drm_magic_head_t magiclist[DRM_HASH_SIZE]; /**< magic hash table */ - /*@}*/ + /*@{ */ + drm_file_t *file_first; /**< file list head */ + drm_file_t *file_last; /**< file list tail */ + drm_magic_head_t magiclist[DRM_HASH_SIZE]; /**< magic hash table */ + /*@} */ /** \name Memory management */ - /*@{*/ - drm_map_list_t *maplist; /**< Linked list of regions */ - int map_count; /**< Number of mappable regions */ + /*@{ */ + drm_map_list_t *maplist; /**< Linked list of regions */ + int map_count; /**< Number of mappable regions */ /** \name Context handle management */ - /*@{*/ - drm_ctx_list_t *ctxlist; /**< Linked list of context handles */ - int ctx_count; /**< Number of context handles */ - struct semaphore ctxlist_sem; /**< For ctxlist */ + /*@{ */ + drm_ctx_list_t *ctxlist; /**< Linked list of context handles */ + int ctx_count; /**< Number of context handles */ + struct semaphore ctxlist_sem; /**< For ctxlist */ - drm_map_t **context_sareas; /**< per-context SAREA's */ - int max_context; + drm_map_t **context_sareas; /**< per-context SAREA's */ + int max_context; - drm_vma_entry_t *vmalist; /**< List of vmas (for debugging) */ - drm_lock_data_t lock; /**< Information on hardware lock */ - /*@}*/ + drm_vma_entry_t *vmalist; /**< List of vmas (for debugging) */ + drm_lock_data_t lock; /**< Information on hardware lock */ + /*@} */ /** \name DMA queues (contexts) */ - /*@{*/ - int queue_count; /**< Number of active DMA queues */ - int queue_reserved; /**< Number of reserved DMA queues */ - int queue_slots; /**< Actual length of queuelist */ - drm_queue_t **queuelist; /**< Vector of pointers to DMA queues */ - drm_device_dma_t *dma; /**< Optional pointer for DMA support */ - /*@}*/ + /*@{ */ + int queue_count; /**< Number of active DMA queues */ + int queue_reserved; /**< Number of reserved DMA queues */ + int queue_slots; /**< Actual length of queuelist */ + drm_queue_t **queuelist; /**< Vector of pointers to DMA queues */ + drm_device_dma_t *dma; /**< Optional pointer for DMA support */ + /*@} */ /** \name Context support */ - /*@{*/ - int irq; /**< Interrupt used by board */ - int irq_enabled; /**< True if irq handler is enabled */ + /*@{ */ + int irq; /**< Interrupt used by board */ + int irq_enabled; /**< True if irq handler is enabled */ __volatile__ long context_flag; /**< Context swapping flag */ __volatile__ long interrupt_flag; /**< Interruption handler flag */ __volatile__ long dma_flag; /**< DMA dispatch flag */ struct timer_list timer; /**< Timer for delaying ctx switch */ - wait_queue_head_t context_wait; /**< Processes waiting on ctx switch */ - int last_checked; /**< Last context checked for DMA */ - int last_context; /**< Last current context */ - unsigned long last_switch; /**< jiffies at last context switch */ - /*@}*/ - + wait_queue_head_t context_wait; /**< Processes waiting on ctx switch */ + int last_checked; /**< Last context checked for DMA */ + int last_context; /**< Last current context */ + unsigned long last_switch; /**< jiffies at last context switch */ + /*@} */ + #if !HAS_WORKQUEUE - struct tq_struct tq; + struct tq_struct tq; #else - struct work_struct work; + struct work_struct work; #endif /** \name VBLANK IRQ support */ - /*@{*/ - - wait_queue_head_t vbl_queue; /**< VBLANK wait queue */ - atomic_t vbl_received; - spinlock_t vbl_lock; - drm_vbl_sig_t vbl_sigs; /**< signal list to send on VBLANK */ - unsigned int vbl_pending; - - /*@}*/ - cycles_t ctx_start; - cycles_t lck_start; - - char buf[DRM_BSZ]; /**< Output buffer */ - char *buf_rp; /**< Read pointer */ - char *buf_wp; /**< Write pointer */ - char *buf_end; /**< End pointer */ + /*@{ */ + + wait_queue_head_t vbl_queue; /**< VBLANK wait queue */ + atomic_t vbl_received; + spinlock_t vbl_lock; + drm_vbl_sig_t vbl_sigs; /**< signal list to send on VBLANK */ + unsigned int vbl_pending; + + /*@} */ + cycles_t ctx_start; + cycles_t lck_start; + + char buf[DRM_BSZ]; /**< Output buffer */ + char *buf_rp; /**< Read pointer */ + char *buf_wp; /**< Write pointer */ + char *buf_end; /**< End pointer */ struct fasync_struct *buf_async;/**< Processes waiting for SIGIO */ wait_queue_head_t buf_readers; /**< Processes waiting to read */ wait_queue_head_t buf_writers; /**< Processes waiting to ctx switch */ - drm_agp_head_t *agp; /**< AGP data */ + drm_agp_head_t *agp; /**< AGP data */ - struct pci_dev *pdev; /**< PCI device structure */ - int pci_domain; /**< PCI bus domain number */ - int pci_bus; /**< PCI bus number */ - int pci_slot; /**< PCI slot number */ - int pci_func; /**< PCI function number */ + struct pci_dev *pdev; /**< PCI device structure */ + int pci_domain; /**< PCI bus domain number */ + int pci_bus; /**< PCI bus number */ + int pci_slot; /**< PCI slot number */ + int pci_func; /**< PCI function number */ #ifdef __alpha__ #if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,3) struct pci_controler *hose; @@ -687,14 +680,14 @@ typedef struct drm_device { struct pci_controller *hose; #endif #endif - drm_sg_mem_t *sg; /**< Scatter gather memory */ - unsigned long *ctx_bitmap; /**< context bitmap */ - void *dev_private; /**< device private data */ - drm_sigdata_t sigdata; /**< For block_all_signals */ - sigset_t sigmask; - + drm_sg_mem_t *sg; /**< Scatter gather memory */ + unsigned long *ctx_bitmap; /**< context bitmap */ + void *dev_private; /**< device private data */ + drm_sigdata_t sigdata; /**< For block_all_signals */ + sigset_t sigmask; + struct drm_driver_fn *fn_tbl; - drm_local_map_t *agp_buffer_map; + drm_local_map_t *agp_buffer_map; } drm_device_t; typedef struct drm_minor { @@ -704,10 +697,11 @@ typedef struct drm_minor { DRM_MINOR_SECONDARY, } class; drm_device_t *dev; - struct proc_dir_entry *dev_root; /**< proc directory entry */ + struct proc_dir_entry *dev_root; /**< proc directory entry */ } drm_minor_t; -static __inline__ int drm_core_check_feature(struct drm_device *dev, int feature) +static __inline__ int drm_core_check_feature(struct drm_device *dev, + int feature) { return ((dev->fn_tbl->driver_features & feature) ? 1 : 0); } @@ -715,7 +709,7 @@ static __inline__ int drm_core_check_feature(struct drm_device *dev, int feature #if __OS_HAS_AGP static inline int drm_core_has_AGP(struct drm_device *dev) { - return drm_core_check_feature(dev, DRIVER_USE_AGP); + return drm_core_check_feature(dev, DRIVER_USE_AGP); } #else #define drm_core_has_AGP(dev) (0) @@ -724,7 +718,7 @@ static inline int drm_core_has_AGP(struct drm_device *dev) #if __OS_HAS_MTRR static inline int drm_core_has_MTRR(struct drm_device *dev) { - return drm_core_check_feature(dev, DRIVER_USE_MTRR); + return drm_core_check_feature(dev, DRIVER_USE_MTRR); } #else #define drm_core_has_MTRR(dev) (0) @@ -735,270 +729,271 @@ static inline int drm_core_has_MTRR(struct drm_device *dev) /*@{*/ /* Misc. support (drm_init.h) */ -extern int drm_flags; -extern void drm_parse_options( char *s ); -extern int drm_cpu_valid( void ); +extern int drm_flags; +extern void drm_parse_options(char *s); +extern int drm_cpu_valid(void); /* Driver support (drm_drv.h) */ -extern int drm_fb_loaded; -extern int __devinit drm_init(struct pci_driver *driver, struct pci_device_id* pciidlist, - struct drm_driver_fn *driver_fn); -extern void __exit drm_exit (struct pci_driver *driver); -extern void __exit drm_cleanup_pci(struct pci_dev *pdev); -extern int drm_version(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_takedown( drm_device_t *dev ); +extern int drm_fb_loaded; +extern int __devinit drm_init(struct pci_driver *driver, + struct pci_device_id *pciidlist, + struct drm_driver_fn *driver_fn); +extern void __exit drm_exit(struct pci_driver *driver); +extern void __exit drm_cleanup_pci(struct pci_dev *pdev); +extern int drm_version(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_takedown(drm_device_t * dev); /* Device support (drm_fops.h) */ -extern int drm_open(struct inode *inode, struct file *filp); -extern int drm_stub_open(struct inode *inode, struct file *filp); -extern int drm_open_helper(struct inode *inode, struct file *filp, - drm_device_t *dev); -extern int drm_fasync(int fd, struct file *filp, int on); -extern int drm_release(struct inode *inode, struct file *filp); +extern int drm_open(struct inode *inode, struct file *filp); +extern int drm_stub_open(struct inode *inode, struct file *filp); +extern int drm_open_helper(struct inode *inode, struct file *filp, + drm_device_t * dev); +extern int drm_fasync(int fd, struct file *filp, int on); +extern int drm_release(struct inode *inode, struct file *filp); /* Mapping support (drm_vm.h) */ -extern void drm_vm_open(struct vm_area_struct *vma); -extern void drm_vm_close(struct vm_area_struct *vma); -extern void drm_vm_shm_close(struct vm_area_struct *vma); -extern int drm_mmap_dma(struct file *filp, - struct vm_area_struct *vma); -extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); +extern void drm_vm_open(struct vm_area_struct *vma); +extern void drm_vm_close(struct vm_area_struct *vma); +extern void drm_vm_shm_close(struct vm_area_struct *vma); +extern int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma); +extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); +extern unsigned long drm_core_get_map_ofs(drm_map_t * map); +extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev); /* Memory management support (drm_memory.h) */ #include "drm_memory.h" -extern void drm_mem_init(void); -extern int drm_mem_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); -extern void *drm_calloc(size_t nmemb, size_t size, int area); -extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, - int area); +extern void drm_mem_init(void); +extern int drm_mem_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); +extern void *drm_calloc(size_t nmemb, size_t size, int area); +extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area); extern unsigned long drm_alloc_pages(int order, int area); -extern void drm_free_pages(unsigned long address, int order, - int area); -extern DRM_AGP_MEM *drm_alloc_agp(int pages, u32 type); -extern int drm_free_agp(DRM_AGP_MEM *handle, int pages); -extern int drm_bind_agp(DRM_AGP_MEM *handle, unsigned int start); -extern int drm_unbind_agp(DRM_AGP_MEM *handle); +extern void drm_free_pages(unsigned long address, int order, int area); +extern DRM_AGP_MEM *drm_alloc_agp(int pages, u32 type); +extern int drm_free_agp(DRM_AGP_MEM * handle, int pages); +extern int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start); +extern int drm_unbind_agp(DRM_AGP_MEM * handle); /* Misc. IOCTL support (drm_ioctl.h) */ -extern int drm_irq_by_busid(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_setunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getmap(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getclient(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getstats(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_setversion(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_noop(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_irq_by_busid(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_getunique(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_setunique(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_getmap(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_getclient(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_getstats(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_setversion(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_noop(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); /* Context IOCTL support (drm_context.h) */ -extern int drm_resctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_addctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_modctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_getctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_switchctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_newctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_rmctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); - -extern int drm_context_switch(drm_device_t *dev, int old, int new); -extern int drm_context_switch_complete(drm_device_t *dev, int new); - -extern int drm_ctxbitmap_init( drm_device_t *dev ); -extern void drm_ctxbitmap_cleanup( drm_device_t *dev ); -extern void drm_ctxbitmap_free( drm_device_t *dev, int ctx_handle ); - -extern int drm_setsareactx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_getsareactx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); +extern int drm_resctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_addctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_modctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_getctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_switchctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_newctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_rmctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); + +extern int drm_context_switch(drm_device_t * dev, int old, int new); +extern int drm_context_switch_complete(drm_device_t * dev, int new); + +extern int drm_ctxbitmap_init(drm_device_t * dev); +extern void drm_ctxbitmap_cleanup(drm_device_t * dev); +extern void drm_ctxbitmap_free(drm_device_t * dev, int ctx_handle); + +extern int drm_setsareactx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_getsareactx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); /* Drawable IOCTL support (drm_drawable.h) */ -extern int drm_adddraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_rmdraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - +extern int drm_adddraw(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_rmdraw(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); /* Authentication IOCTL support (drm_auth.h) */ -extern int drm_add_magic(drm_device_t *dev, drm_file_t *priv, - drm_magic_t magic); -extern int drm_remove_magic(drm_device_t *dev, drm_magic_t magic); -extern int drm_getmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_authmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int drm_add_magic(drm_device_t * dev, drm_file_t * priv, + drm_magic_t magic); +extern int drm_remove_magic(drm_device_t * dev, drm_magic_t magic); +extern int drm_getmagic(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_authmagic(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); /* Locking IOCTL support (drm_lock.h) */ -extern int drm_lock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_unlock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_lock_take(__volatile__ unsigned int *lock, - unsigned int context); -extern int drm_lock_transfer(drm_device_t *dev, - __volatile__ unsigned int *lock, - unsigned int context); -extern int drm_lock_free(drm_device_t *dev, - __volatile__ unsigned int *lock, - unsigned int context); -extern int drm_notifier(void *priv); +extern int drm_lock(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_unlock(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context); +extern int drm_lock_transfer(drm_device_t * dev, + __volatile__ unsigned int *lock, + unsigned int context); +extern int drm_lock_free(drm_device_t * dev, + __volatile__ unsigned int *lock, unsigned int context); +extern int drm_notifier(void *priv); /* Buffer management support (drm_bufs.h) */ -extern int drm_addmap( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_rmmap( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_initmap( drm_device_t *dev, unsigned int offset, - unsigned int size, int type, int flags ); -extern int drm_addbufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_infobufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_markbufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_freebufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_mapbufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); +extern int drm_addmap(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_rmmap(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_initmap(drm_device_t * dev, unsigned int offset, + unsigned int size, int type, int flags); +extern int drm_addbufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_infobufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_markbufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_freebufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_mapbufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); /* DMA support (drm_dma.h) */ -extern int drm_dma_setup(drm_device_t *dev); -extern void drm_dma_takedown(drm_device_t *dev); -extern void drm_free_buffer(drm_device_t *dev, drm_buf_t *buf); -extern void drm_core_reclaim_buffers( struct file *filp ); +extern int drm_dma_setup(drm_device_t * dev); +extern void drm_dma_takedown(drm_device_t * dev); +extern void drm_free_buffer(drm_device_t * dev, drm_buf_t * buf); +extern void drm_core_reclaim_buffers(struct file *filp); /* IRQ support (drm_irq.h) */ -extern int drm_control( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int drm_irq_install( drm_device_t *dev ); -extern int drm_irq_uninstall( drm_device_t *dev ); -extern irqreturn_t drm_irq_handler( DRM_IRQ_ARGS ); -extern void drm_driver_irq_preinstall( drm_device_t *dev ); -extern void drm_driver_irq_postinstall( drm_device_t *dev ); -extern void drm_driver_irq_uninstall( drm_device_t *dev ); - -extern int drm_wait_vblank(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_vblank_wait(drm_device_t *dev, unsigned int *vbl_seq); -extern void drm_vbl_send_signals( drm_device_t *dev ); - +extern int drm_control(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_irq_install(drm_device_t * dev); +extern int drm_irq_uninstall(drm_device_t * dev); +extern irqreturn_t drm_irq_handler(DRM_IRQ_ARGS); +extern void drm_driver_irq_preinstall(drm_device_t * dev); +extern void drm_driver_irq_postinstall(drm_device_t * dev); +extern void drm_driver_irq_uninstall(drm_device_t * dev); + +extern int drm_wait_vblank(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_vblank_wait(drm_device_t * dev, unsigned int *vbl_seq); +extern void drm_vbl_send_signals(drm_device_t * dev); /* AGP/GART support (drm_agpsupport.h) */ extern const drm_agp_t *drm_agp; extern drm_agp_head_t *drm_agp_init(void); -extern int drm_agp_acquire(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern void drm_agp_do_release(void); -extern int drm_agp_release(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_enable(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_info(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_alloc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_free(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_unbind(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_bind(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern DRM_AGP_MEM *drm_agp_allocate_memory(size_t pages, u32 type); -extern int drm_agp_free_memory(DRM_AGP_MEM *handle); -extern int drm_agp_bind_memory(DRM_AGP_MEM *handle, off_t start); -extern int drm_agp_unbind_memory(DRM_AGP_MEM *handle); +extern int drm_agp_acquire(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern void drm_agp_do_release(void); +extern int drm_agp_release(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_agp_enable(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_agp_info(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_agp_alloc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_agp_free(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_agp_unbind(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_agp_bind(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern DRM_AGP_MEM *drm_agp_allocate_memory(size_t pages, u32 type); +extern int drm_agp_free_memory(DRM_AGP_MEM * handle); +extern int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start); +extern int drm_agp_unbind_memory(DRM_AGP_MEM * handle); /* Stub support (drm_stub.h) */ -extern int drm_probe(struct pci_dev *pdev, const struct pci_device_id *ent, - struct drm_driver_fn *driver_fn); -extern int drm_put_minor(drm_device_t *dev); -extern int drm_get_secondary_minor(drm_device_t *dev, drm_minor_t **sec_minor); -extern int drm_put_secondary_minor(drm_minor_t *sec_minor); -extern unsigned int cards_limit; -extern drm_minor_t *drm_minors; +extern int drm_probe(struct pci_dev *pdev, const struct pci_device_id *ent, + struct drm_driver_fn *driver_fn); +extern int drm_put_minor(drm_device_t * dev); +extern int drm_get_secondary_minor(drm_device_t * dev, + drm_minor_t ** sec_minor); +extern int drm_put_secondary_minor(drm_minor_t * sec_minor); +extern unsigned int cards_limit; +extern drm_minor_t *drm_minors; extern struct drm_sysfs_class *drm_class; extern struct proc_dir_entry *drm_proc_root; /* Proc support (drm_proc.h) */ -extern int drm_proc_init(drm_device_t *dev, - int minor, - struct proc_dir_entry *root, - struct proc_dir_entry **dev_root); -extern int drm_proc_cleanup(int minor, - struct proc_dir_entry *root, - struct proc_dir_entry *dev_root); +extern int drm_proc_init(drm_device_t * dev, + int minor, + struct proc_dir_entry *root, + struct proc_dir_entry **dev_root); +extern int drm_proc_cleanup(int minor, + struct proc_dir_entry *root, + struct proc_dir_entry *dev_root); /* Scatter Gather Support (drm_scatter.h) */ -extern void drm_sg_cleanup(drm_sg_mem_t *entry); -extern int drm_sg_alloc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_sg_free(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - - /* ATI PCIGART support (ati_pcigart.h) */ -extern int drm_ati_pcigart_init(drm_device_t *dev, - unsigned long *addr, - dma_addr_t *bus_addr); -extern int drm_ati_pcigart_cleanup(drm_device_t *dev, - unsigned long addr, - dma_addr_t bus_addr); - -extern void *drm_pci_alloc(drm_device_t *dev, size_t size, - size_t align, dma_addr_t maxaddr, - dma_addr_t *busaddr); -extern void drm_pci_free(drm_device_t *dev, size_t size, - void *vaddr, dma_addr_t busaddr); - - /* sysfs support (drm_sysfs.c) */ +extern void drm_sg_cleanup(drm_sg_mem_t * entry); +extern int drm_sg_alloc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_sg_free(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); + + /* ATI PCIGART support (ati_pcigart.h) */ +extern int drm_ati_pcigart_init(drm_device_t * dev, + unsigned long *addr, dma_addr_t * bus_addr); +extern int drm_ati_pcigart_cleanup(drm_device_t * dev, + unsigned long addr, dma_addr_t bus_addr); + +extern void *drm_pci_alloc(drm_device_t * dev, size_t size, + size_t align, dma_addr_t maxaddr, + dma_addr_t * busaddr); +extern void drm_pci_free(drm_device_t * dev, size_t size, + void *vaddr, dma_addr_t busaddr); + + /* sysfs support (drm_sysfs.c) */ struct drm_sysfs_class; -extern struct drm_sysfs_class *drm_sysfs_create(struct module *owner, char *name); -extern void drm_sysfs_destroy(struct drm_sysfs_class *cs); +extern struct drm_sysfs_class *drm_sysfs_create(struct module *owner, + char *name); +extern void drm_sysfs_destroy(struct drm_sysfs_class *cs); extern struct class_device *drm_sysfs_device_add(struct drm_sysfs_class *cs, - dev_t dev, struct device *device, const char *fmt, ...); -extern void drm_sysfs_device_remove(dev_t dev); - + dev_t dev, + struct device *device, + const char *fmt, ...); +extern void drm_sysfs_device_remove(dev_t dev); /* Inline replacements for DRM_IOREMAP macros */ -static __inline__ void drm_core_ioremap(struct drm_map *map, struct drm_device *dev) +static __inline__ void drm_core_ioremap(struct drm_map *map, + struct drm_device *dev) { - map->handle = drm_ioremap( map->offset, map->size, dev ); + map->handle = drm_ioremap(map->offset, map->size, dev); } -static __inline__ void drm_core_ioremap_nocache(struct drm_map *map, struct drm_device *dev) +static __inline__ void drm_core_ioremap_nocache(struct drm_map *map, + struct drm_device *dev) { map->handle = drm_ioremap_nocache(map->offset, map->size, dev); } -static __inline__ void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev) +static __inline__ void drm_core_ioremapfree(struct drm_map *map, + struct drm_device *dev) { - if ( map->handle && map->size ) - drm_ioremapfree( map->handle, map->size, dev ); + if (map->handle && map->size) + drm_ioremapfree(map->handle, map->size, dev); } -static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev, unsigned long offset) +static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev, + unsigned long offset) { struct list_head *_list; - list_for_each( _list, &dev->maplist->head ) { - drm_map_list_t *_entry = list_entry( _list, drm_map_list_t, head ); - if ( _entry->map && - _entry->map->offset == offset ) { + list_for_each(_list, &dev->maplist->head) { + drm_map_list_t *_entry = + list_entry(_list, drm_map_list_t, head); + if (_entry->map && _entry->map->offset == offset) { return _entry->map; } } @@ -1028,7 +1023,5 @@ extern void drm_free(void *pt, size_t size, int area); /*@}*/ -extern unsigned long drm_core_get_map_ofs(drm_map_t *map); -extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev); -#endif /* __KERNEL__ */ +#endif /* __KERNEL__ */ #endif diff --git a/linux-core/drm_agpsupport.c b/linux-core/drm_agpsupport.c index bdb57a97..d43d82d8 100644 --- a/linux-core/drm_agpsupport.c +++ b/linux-core/drm_agpsupport.c @@ -1,7 +1,7 @@ /** - * \file drm_agpsupport.h + * \file drm_agpsupport.h * DRM support for AGP/GART backend - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ @@ -54,28 +54,28 @@ const drm_agp_t *drm_agp = NULL; * drm_agp_info structure with the information in drm_agp_head::agp_info. */ int drm_agp_info(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - DRM_AGP_KERN *kern; - drm_agp_info_t info; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + DRM_AGP_KERN *kern; + drm_agp_info_t info; if (!dev->agp || !dev->agp->acquired || !drm_agp->copy_info) return -EINVAL; - kern = &dev->agp->agp_info; + kern = &dev->agp->agp_info; info.agp_version_major = kern->version.major; info.agp_version_minor = kern->version.minor; - info.mode = kern->mode; - info.aperture_base = kern->aper_base; - info.aperture_size = kern->aper_size * 1024 * 1024; - info.memory_allowed = kern->max_memory << PAGE_SHIFT; - info.memory_used = kern->current_memory << PAGE_SHIFT; - info.id_vendor = kern->device->vendor; - info.id_device = kern->device->device; - - if (copy_to_user((drm_agp_info_t __user *)arg, &info, sizeof(info))) + info.mode = kern->mode; + info.aperture_base = kern->aper_base; + info.aperture_size = kern->aper_size * 1024 * 1024; + info.memory_allowed = kern->max_memory << PAGE_SHIFT; + info.memory_used = kern->current_memory << PAGE_SHIFT; + info.id_vendor = kern->device->vendor; + info.id_device = kern->device->device; + + if (copy_to_user((drm_agp_info_t __user *) arg, &info, sizeof(info))) return -EFAULT; return 0; } @@ -87,17 +87,17 @@ int drm_agp_info(struct inode *inode, struct file *filp, * \param filp file pointer. * \param cmd command. * \param arg user argument. - * \return zero on success or a negative number on failure. + * \return zero on success or a negative number on failure. * * Verifies the AGP device hasn't been acquired before and calls * drm_agp->acquire(). */ int drm_agp_acquire(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - int retcode; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + int retcode; if (!dev->agp) return -ENODEV; @@ -106,7 +106,7 @@ int drm_agp_acquire(struct inode *inode, struct file *filp, if (!drm_agp->acquire) return -EINVAL; #ifndef VMAP_4_ARGS - if ( dev->agp->cant_use_aperture ) + if (dev->agp->cant_use_aperture) return -EINVAL; #endif if ((retcode = drm_agp->acquire())) @@ -127,10 +127,10 @@ int drm_agp_acquire(struct inode *inode, struct file *filp, * Verifies the AGP device has been acquired and calls drm_agp->release(). */ int drm_agp_release(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; if (!dev->agp || !dev->agp->acquired || !drm_agp->release) return -EINVAL; @@ -153,7 +153,7 @@ void drm_agp_do_release(void) /** * Enable the AGP bus. - * + * * \param inode device inode. * \param filp file pointer. * \param cmd command. @@ -164,21 +164,21 @@ void drm_agp_do_release(void) * drm_agp->enable(). */ int drm_agp_enable(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_agp_mode_t mode; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_agp_mode_t mode; if (!dev->agp || !dev->agp->acquired || !drm_agp->enable) return -EINVAL; - if (copy_from_user(&mode, (drm_agp_mode_t __user *)arg, sizeof(mode))) + if (copy_from_user(&mode, (drm_agp_mode_t __user *) arg, sizeof(mode))) return -EFAULT; - dev->agp->mode = mode.mode; + dev->agp->mode = mode.mode; drm_agp->enable(mode.mode); - dev->agp->base = dev->agp->agp_info.aper_base; + dev->agp->base = dev->agp->agp_info.aper_base; dev->agp->enabled = 1; return 0; } @@ -191,20 +191,20 @@ int drm_agp_enable(struct inode *inode, struct file *filp, * \param cmd command. * \param arg pointer to a drm_agp_buffer structure. * \return zero on success or a negative number on failure. - * + * * Verifies the AGP device is present and has been acquired, allocates the * memory via alloc_agp() and creates a drm_agp_mem entry for it. */ int drm_agp_alloc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_agp_buffer_t request; - drm_agp_mem_t *entry; - DRM_AGP_MEM *memory; - unsigned long pages; - u32 type; + drm_agp_mem_t *entry; + DRM_AGP_MEM *memory; + unsigned long pages; + u32 type; drm_agp_buffer_t __user *argp = (void __user *)arg; if (!dev->agp || !dev->agp->acquired) @@ -214,7 +214,7 @@ int drm_agp_alloc(struct inode *inode, struct file *filp, if (!(entry = drm_alloc(sizeof(*entry), DRM_MEM_AGPLISTS))) return -ENOMEM; - memset(entry, 0, sizeof(*entry)); + memset(entry, 0, sizeof(*entry)); pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE; type = (u32) request.type; @@ -224,21 +224,21 @@ int drm_agp_alloc(struct inode *inode, struct file *filp, return -ENOMEM; } - entry->handle = (unsigned long)memory->key + 1; - entry->memory = memory; - entry->bound = 0; - entry->pages = pages; - entry->prev = NULL; - entry->next = dev->agp->memory; + entry->handle = (unsigned long)memory->key + 1; + entry->memory = memory; + entry->bound = 0; + entry->pages = pages; + entry->prev = NULL; + entry->next = dev->agp->memory; if (dev->agp->memory) dev->agp->memory->prev = entry; dev->agp->memory = entry; - request.handle = entry->handle; + request.handle = entry->handle; request.physical = memory->physical; if (copy_to_user(argp, &request, sizeof(request))) { - dev->agp->memory = entry->next; + dev->agp->memory = entry->next; dev->agp->memory->prev = NULL; drm_free_agp(memory, pages); drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); @@ -253,11 +253,11 @@ int drm_agp_alloc(struct inode *inode, struct file *filp, * \param dev DRM device structure. * \param handle AGP memory handle. * \return pointer to the drm_agp_mem structure associated with \p handle. - * + * * Walks through drm_agp_head::memory until finding a matching handle. */ -static drm_agp_mem_t *drm_agp_lookup_entry(drm_device_t *dev, - unsigned long handle) +static drm_agp_mem_t *drm_agp_lookup_entry(drm_device_t * dev, + unsigned long handle) { drm_agp_mem_t *entry; @@ -281,17 +281,18 @@ static drm_agp_mem_t *drm_agp_lookup_entry(drm_device_t *dev, * entry and passes it to the unbind_agp() function. */ int drm_agp_unbind(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_agp_binding_t request; - drm_agp_mem_t *entry; + drm_agp_mem_t *entry; int ret; if (!dev->agp || !dev->agp->acquired) return -EINVAL; - if (copy_from_user(&request, (drm_agp_binding_t __user *)arg, sizeof(request))) + if (copy_from_user + (&request, (drm_agp_binding_t __user *) arg, sizeof(request))) return -EFAULT; if (!(entry = drm_agp_lookup_entry(dev, request.handle))) return -EINVAL; @@ -299,7 +300,7 @@ int drm_agp_unbind(struct inode *inode, struct file *filp, return -EINVAL; ret = drm_unbind_agp(entry->memory); if (ret == 0) - entry->bound = 0; + entry->bound = 0; return ret; } @@ -317,18 +318,19 @@ int drm_agp_unbind(struct inode *inode, struct file *filp, * it to bind_agp() function. */ int drm_agp_bind(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_agp_binding_t request; - drm_agp_mem_t *entry; - int retcode; - int page; + drm_agp_mem_t *entry; + int retcode; + int page; if (!dev->agp || !dev->agp->acquired || !drm_agp->bind_memory) return -EINVAL; - if (copy_from_user(&request, (drm_agp_binding_t __user *)arg, sizeof(request))) + if (copy_from_user + (&request, (drm_agp_binding_t __user *) arg, sizeof(request))) return -EFAULT; if (!(entry = drm_agp_lookup_entry(dev, request.handle))) return -EINVAL; @@ -358,16 +360,17 @@ int drm_agp_bind(struct inode *inode, struct file *filp, * and unlinks from the doubly linked list it's inserted in. */ int drm_agp_free(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_agp_buffer_t request; - drm_agp_mem_t *entry; + drm_agp_mem_t *entry; if (!dev->agp || !dev->agp->acquired) return -EINVAL; - if (copy_from_user(&request, (drm_agp_buffer_t __user *)arg, sizeof(request))) + if (copy_from_user + (&request, (drm_agp_buffer_t __user *) arg, sizeof(request))) return -EFAULT; if (!(entry = drm_agp_lookup_entry(dev, request.handle))) return -EINVAL; @@ -430,7 +433,7 @@ DRM_AGP_MEM *drm_agp_allocate_memory(size_t pages, u32 type) } /** Calls drm_agp->free_memory() */ -int drm_agp_free_memory(DRM_AGP_MEM *handle) +int drm_agp_free_memory(DRM_AGP_MEM * handle) { if (!handle || !drm_agp->free_memory) return 0; @@ -439,7 +442,7 @@ int drm_agp_free_memory(DRM_AGP_MEM *handle) } /** Calls drm_agp->bind_memory() */ -int drm_agp_bind_memory(DRM_AGP_MEM *handle, off_t start) +int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start) { if (!handle || !drm_agp->bind_memory) return -EINVAL; @@ -447,11 +450,11 @@ int drm_agp_bind_memory(DRM_AGP_MEM *handle, off_t start) } /** Calls drm_agp->unbind_memory() */ -int drm_agp_unbind_memory(DRM_AGP_MEM *handle) +int drm_agp_unbind_memory(DRM_AGP_MEM * handle) { if (!handle || !drm_agp->unbind_memory) return -EINVAL; return drm_agp->unbind_memory(handle); } -#endif /* __OS_HAS_AGP */ +#endif /* __OS_HAS_AGP */ diff --git a/linux-core/drm_auth.c b/linux-core/drm_auth.c index 84c39f74..a949500f 100644 --- a/linux-core/drm_auth.c +++ b/linux-core/drm_auth.c @@ -1,5 +1,5 @@ /** - * \file drm_auth.h + * \file drm_auth.h * IOCTLs for authentication * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -46,7 +46,7 @@ */ static int drm_hash_magic(drm_magic_t magic) { - return magic & (DRM_HASH_SIZE-1); + return magic & (DRM_HASH_SIZE - 1); } /** @@ -59,11 +59,11 @@ static int drm_hash_magic(drm_magic_t magic) * the one with matching magic number, while holding the drm_device::struct_sem * lock. */ -static drm_file_t *drm_find_file(drm_device_t *dev, drm_magic_t magic) +static drm_file_t *drm_find_file(drm_device_t * dev, drm_magic_t magic) { - drm_file_t *retval = NULL; + drm_file_t *retval = NULL; drm_magic_entry_t *pt; - int hash = drm_hash_magic(magic); + int hash = drm_hash_magic(magic); down(&dev->struct_sem); for (pt = dev->magiclist[hash].head; pt; pt = pt->next) { @@ -78,7 +78,7 @@ static drm_file_t *drm_find_file(drm_device_t *dev, drm_magic_t magic) /** * Adds a magic number. - * + * * \param dev DRM device. * \param priv file private data. * \param magic magic number. @@ -87,28 +87,29 @@ static drm_file_t *drm_find_file(drm_device_t *dev, drm_magic_t magic) * associated the magic number hash key in drm_device::magiclist, while holding * the drm_device::struct_sem lock. */ -int drm_add_magic(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic) +int drm_add_magic(drm_device_t * dev, drm_file_t * priv, drm_magic_t magic) { - int hash; + int hash; drm_magic_entry_t *entry; DRM_DEBUG("%d\n", magic); - hash = drm_hash_magic(magic); - entry = drm_alloc(sizeof(*entry), DRM_MEM_MAGIC); - if (!entry) return -ENOMEM; + hash = drm_hash_magic(magic); + entry = drm_alloc(sizeof(*entry), DRM_MEM_MAGIC); + if (!entry) + return -ENOMEM; memset(entry, 0, sizeof(*entry)); entry->magic = magic; - entry->priv = priv; - entry->next = NULL; + entry->priv = priv; + entry->next = NULL; down(&dev->struct_sem); if (dev->magiclist[hash].tail) { dev->magiclist[hash].tail->next = entry; - dev->magiclist[hash].tail = entry; + dev->magiclist[hash].tail = entry; } else { - dev->magiclist[hash].head = entry; - dev->magiclist[hash].tail = entry; + dev->magiclist[hash].head = entry; + dev->magiclist[hash].tail = entry; } up(&dev->struct_sem); @@ -117,19 +118,18 @@ int drm_add_magic(drm_device_t *dev, drm_file_t *priv, drm_magic_t magic) /** * Remove a magic number. - * + * * \param dev DRM device. * \param magic magic number. * * Searches and unlinks the entry in drm_device::magiclist with the magic * number hash key, while holding the drm_device::struct_sem lock. */ -int drm_remove_magic(drm_device_t *dev, drm_magic_t magic) +int drm_remove_magic(drm_device_t * dev, drm_magic_t magic) { drm_magic_entry_t *prev = NULL; drm_magic_entry_t *pt; - int hash; - + int hash; DRM_DEBUG("%d\n", magic); hash = drm_hash_magic(magic); @@ -171,21 +171,22 @@ int drm_remove_magic(drm_device_t *dev, drm_magic_t magic) * filp. */ int drm_getmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { static drm_magic_t sequence = 0; - static spinlock_t lock = SPIN_LOCK_UNLOCKED; - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_auth_t auth; + static spinlock_t lock = SPIN_LOCK_UNLOCKED; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_auth_t auth; - /* Find unique magic */ + /* Find unique magic */ if (priv->magic) { auth.magic = priv->magic; } else { do { spin_lock(&lock); - if (!sequence) ++sequence; /* reserve 0 */ + if (!sequence) + ++sequence; /* reserve 0 */ auth.magic = sequence++; spin_unlock(&lock); } while (drm_find_file(dev, auth.magic)); @@ -194,7 +195,7 @@ int drm_getmagic(struct inode *inode, struct file *filp, } DRM_DEBUG("%u\n", auth.magic); - if (copy_to_user((drm_auth_t __user *)arg, &auth, sizeof(auth))) + if (copy_to_user((drm_auth_t __user *) arg, &auth, sizeof(auth))) return -EFAULT; return 0; } @@ -211,14 +212,14 @@ int drm_getmagic(struct inode *inode, struct file *filp, * Checks if \p filp is associated with the magic number passed in \arg. */ int drm_authmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_auth_t auth; - drm_file_t *file; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_auth_t auth; + drm_file_t *file; - if (copy_from_user(&auth, (drm_auth_t __user *)arg, sizeof(auth))) + if (copy_from_user(&auth, (drm_auth_t __user *) arg, sizeof(auth))) return -EFAULT; DRM_DEBUG("%u\n", auth.magic); if ((file = drm_find_file(dev, auth.magic))) { diff --git a/linux-core/drm_bufs.c b/linux-core/drm_bufs.c index 602dd3f8..ca5aacae 100644 --- a/linux-core/drm_bufs.c +++ b/linux-core/drm_bufs.c @@ -1,7 +1,7 @@ /** - * \file drm_bufs.h + * \file drm_bufs.h * Generic buffer template - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ @@ -41,59 +41,55 @@ * type. Adds the map to the map list drm_device::maplist. Adds MTRR's where * applicable and if supported by the kernel. */ -int drm_initmap( drm_device_t *dev, unsigned int offset, unsigned int size, int type, int flags ) +int drm_initmap(drm_device_t * dev, unsigned int offset, unsigned int size, + int type, int flags) { drm_map_t *map; drm_map_list_t *list; DRM_DEBUG("\n"); - if ( (offset & (~PAGE_MASK)) || (size & (~PAGE_MASK)) ) + if ((offset & (~PAGE_MASK)) || (size & (~PAGE_MASK))) return -EINVAL; #if !defined(__sparc__) && !defined(__alpha__) - if ( offset + size < offset || offset < virt_to_phys(high_memory) ) + if (offset + size < offset || offset < virt_to_phys(high_memory)) return -EINVAL; #endif - if ( !(list = drm_alloc( sizeof(*list), DRM_MEM_MAPS ))) + if (!(list = drm_alloc(sizeof(*list), DRM_MEM_MAPS))) return -ENOMEM; memset(list, 0, sizeof(*list)); - - if ( !(map = drm_alloc( sizeof(*map), DRM_MEM_MAPS ))) { + + if (!(map = drm_alloc(sizeof(*map), DRM_MEM_MAPS))) { drm_free(list, sizeof(*list), DRM_MEM_MAPS); return -ENOMEM; } - *map = (drm_map_t){ - .offset = offset, - .size = size, - .type = type, - .flags = flags, - .mtrr = -1, - .handle = 0, - }; + *map = (drm_map_t) { + .offset = offset,.size = size,.type = type,.flags = + flags,.mtrr = -1,.handle = 0,}; list->map = map; - DRM_DEBUG( "initmap offset = 0x%08lx, size = 0x%08lx, type = %d\n", - map->offset, map->size, map->type ); + DRM_DEBUG("initmap offset = 0x%08lx, size = 0x%08lx, type = %d\n", + map->offset, map->size, map->type); #ifdef __alpha__ map->offset += dev->hose->mem_space->start; #endif if (drm_core_has_MTRR(dev)) { - if ( map->type == _DRM_FRAME_BUFFER || - (map->flags & _DRM_WRITE_COMBINING) ) { - map->mtrr = mtrr_add( map->offset, map->size, - MTRR_TYPE_WRCOMB, 1 ); + if (map->type == _DRM_FRAME_BUFFER || + (map->flags & _DRM_WRITE_COMBINING)) { + map->mtrr = mtrr_add(map->offset, map->size, + MTRR_TYPE_WRCOMB, 1); } } if (map->type == _DRM_REGISTERS) - map->handle = drm_ioremap( map->offset, map->size, dev ); + map->handle = drm_ioremap(map->offset, map->size, dev); down(&dev->struct_sem); list_add(&list->head, &dev->maplist->head); up(&dev->struct_sem); - + dev->fn_tbl->permanent_maps = 1; DRM_DEBUG("finished\n"); @@ -114,8 +110,8 @@ EXPORT_SYMBOL(drm_initmap); * type. Adds the map to the map list drm_device::maplist. Adds MTRR's where * applicable and if supported by the kernel. */ -int drm_addmap( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_addmap(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -123,14 +119,15 @@ int drm_addmap( struct inode *inode, struct file *filp, drm_map_t __user *argp = (void __user *)arg; drm_map_list_t *list; - if ( !(filp->f_mode & 3) ) return -EACCES; /* Require read/write */ + if (!(filp->f_mode & 3)) + return -EACCES; /* Require read/write */ - map = drm_alloc( sizeof(*map), DRM_MEM_MAPS ); - if ( !map ) + map = drm_alloc(sizeof(*map), DRM_MEM_MAPS); + if (!map) return -ENOMEM; - if ( copy_from_user( map, argp, sizeof(*map) ) ) { - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); + if (copy_from_user(map, argp, sizeof(*map))) { + drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -EFAULT; } @@ -138,86 +135,97 @@ int drm_addmap( struct inode *inode, struct file *filp, * book keeping information about shared memory to allow for removal * when processes fork. */ - if ( (map->flags & _DRM_REMOVABLE) && map->type != _DRM_SHM ) { - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); + if ((map->flags & _DRM_REMOVABLE) && map->type != _DRM_SHM) { + drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -EINVAL; } - DRM_DEBUG( "offset = 0x%08lx, size = 0x%08lx, type = %d\n", - map->offset, map->size, map->type ); - if ( (map->offset & (~PAGE_MASK)) || (map->size & (~PAGE_MASK)) ) { - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); + DRM_DEBUG("offset = 0x%08lx, size = 0x%08lx, type = %d\n", + map->offset, map->size, map->type); + if ((map->offset & (~PAGE_MASK)) || (map->size & (~PAGE_MASK))) { + drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -EINVAL; } - map->mtrr = -1; + map->mtrr = -1; map->handle = NULL; - switch ( map->type ) { + switch (map->type) { case _DRM_REGISTERS: - case _DRM_FRAME_BUFFER: { - /* after all the drivers switch to permanent mapping this should just return an error */ - struct list_head *_list; - - /* If permanent maps are implemented, maps must match */ - if (dev->fn_tbl->permanent_maps) { - DRM_DEBUG( "Looking for: offset = 0x%08lx, size = 0x%08lx, type = %d\n", - map->offset, map->size, map->type ); - list_for_each( _list, &dev->maplist->head ) { - drm_map_list_t *_entry = list_entry( _list, drm_map_list_t, head ); - DRM_DEBUG( "Checking: offset = 0x%08lx, size = 0x%08lx, type = %d\n", - _entry->map->offset, _entry->map->size, _entry->map->type ); - if ( _entry->map && map->type == _entry->map->type && - map->offset == _entry->map->offset ) { - _entry->map->size = map->size; - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); - map = _entry->map; - DRM_DEBUG( "Found existing: offset = 0x%08lx, size = 0x%08lx, type = %d\n", - map->offset, map->size, map->type ); - goto found_it; + case _DRM_FRAME_BUFFER:{ + /* after all the drivers switch to permanent mapping this should just return an error */ + struct list_head *_list; + + /* If permanent maps are implemented, maps must match */ + if (dev->fn_tbl->permanent_maps) { + DRM_DEBUG + ("Looking for: offset = 0x%08lx, size = 0x%08lx, type = %d\n", + map->offset, map->size, map->type); + list_for_each(_list, &dev->maplist->head) { + drm_map_list_t *_entry = + list_entry(_list, drm_map_list_t, + head); + DRM_DEBUG + ("Checking: offset = 0x%08lx, size = 0x%08lx, type = %d\n", + _entry->map->offset, + _entry->map->size, + _entry->map->type); + if (_entry->map + && map->type == _entry->map->type + && map->offset == + _entry->map->offset) { + _entry->map->size = map->size; + drm_free(map, sizeof(*map), + DRM_MEM_MAPS); + map = _entry->map; + DRM_DEBUG + ("Found existing: offset = 0x%08lx, size = 0x%08lx, type = %d\n", + map->offset, map->size, + map->type); + goto found_it; + } } + /* addmap didn't match an existing permanent map, that's an error */ + return -EINVAL; } - /* addmap didn't match an existing permanent map, that's an error */ - return -EINVAL; - } #if !defined(__sparc__) && !defined(__alpha__) && !defined(__ia64__) - if ( map->offset + map->size < map->offset || - map->offset < virt_to_phys(high_memory) ) { - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); - return -EINVAL; - } + if (map->offset + map->size < map->offset || + map->offset < virt_to_phys(high_memory)) { + drm_free(map, sizeof(*map), DRM_MEM_MAPS); + return -EINVAL; + } #endif #ifdef __alpha__ - map->offset += dev->hose->mem_space->start; + map->offset += dev->hose->mem_space->start; #endif - if (drm_core_has_MTRR(dev)) { - if ( map->type == _DRM_FRAME_BUFFER || - (map->flags & _DRM_WRITE_COMBINING) ) { - map->mtrr = mtrr_add( map->offset, map->size, - MTRR_TYPE_WRCOMB, 1 ); + if (drm_core_has_MTRR(dev)) { + if (map->type == _DRM_FRAME_BUFFER || + (map->flags & _DRM_WRITE_COMBINING)) { + map->mtrr = + mtrr_add(map->offset, map->size, + MTRR_TYPE_WRCOMB, 1); + } } + if (map->type == _DRM_REGISTERS) + map->handle = + drm_ioremap(map->offset, map->size, dev); + break; } - if (map->type == _DRM_REGISTERS) - map->handle = drm_ioremap( map->offset, map->size, - dev ); - break; - } case _DRM_SHM: map->handle = vmalloc_32(map->size); - DRM_DEBUG( "%lu %d %p\n", - map->size, get_order( map->size ), map->handle ); - if ( !map->handle ) { - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); + DRM_DEBUG("%lu %d %p\n", + map->size, get_order(map->size), map->handle); + if (!map->handle) { + drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -ENOMEM; } map->offset = (unsigned long)map->handle; - if ( map->flags & _DRM_CONTAINS_LOCK ) { + if (map->flags & _DRM_CONTAINS_LOCK) { /* Prevent a 2nd X Server from creating a 2nd lock */ if (dev->lock.hw_lock != NULL) { - vfree( map->handle ); - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); + vfree(map->handle); + drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -EBUSY; } - dev->sigdata.lock = - dev->lock.hw_lock = map->handle; /* Pointer to lock */ + dev->sigdata.lock = dev->lock.hw_lock = map->handle; /* Pointer to lock */ } break; case _DRM_AGP: @@ -226,7 +234,7 @@ int drm_addmap( struct inode *inode, struct file *filp, map->offset += dev->hose->mem_space->start; #endif map->offset += dev->agp->base; - map->mtrr = dev->agp->agp_mtrr; /* for getmap */ + map->mtrr = dev->agp->agp_mtrr; /* for getmap */ } break; case _DRM_SCATTER_GATHER: @@ -238,12 +246,12 @@ int drm_addmap( struct inode *inode, struct file *filp, break; default: - drm_free( map, sizeof(*map), DRM_MEM_MAPS ); + drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -EINVAL; } list = drm_alloc(sizeof(*list), DRM_MEM_MAPS); - if(!list) { + if (!list) { drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -EINVAL; } @@ -252,20 +260,18 @@ int drm_addmap( struct inode *inode, struct file *filp, down(&dev->struct_sem); list_add(&list->head, &dev->maplist->head); - up(&dev->struct_sem); -found_it: - if ( copy_to_user( argp, map, sizeof(*map) ) ) + up(&dev->struct_sem); + found_it: + if (copy_to_user(argp, map, sizeof(*map))) return -EFAULT; - if ( map->type != _DRM_SHM ) { - if ( copy_to_user( &argp->handle, - &map->offset, - sizeof(map->offset) ) ) + if (map->type != _DRM_SHM) { + if (copy_to_user(&argp->handle, + &map->offset, sizeof(map->offset))) return -EFAULT; } return 0; } - /** * Remove a map private from list and deallocate resources if the mapping * isn't in use. @@ -283,10 +289,10 @@ found_it: * \sa addmap(). */ int drm_rmmap(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; struct list_head *list; drm_map_list_t *r_list = NULL; drm_vma_entry_t *pt, *prev; @@ -294,30 +300,30 @@ int drm_rmmap(struct inode *inode, struct file *filp, drm_map_t request; int found_maps = 0; - if (copy_from_user(&request, (drm_map_t __user *)arg, - sizeof(request))) { + if (copy_from_user(&request, (drm_map_t __user *) arg, sizeof(request))) { return -EFAULT; } - + down(&dev->struct_sem); list = &dev->maplist->head; list_for_each(list, &dev->maplist->head) { r_list = list_entry(list, drm_map_list_t, head); - if(r_list->map && - r_list->map->handle == request.handle && - r_list->map->flags & _DRM_REMOVABLE) break; + if (r_list->map && + r_list->map->handle == request.handle && + r_list->map->flags & _DRM_REMOVABLE) + break; } /* List has wrapped around to the head pointer, or its empty we didn't * find anything. */ - if(list == (&dev->maplist->head)) { + if (list == (&dev->maplist->head)) { up(&dev->struct_sem); return -EINVAL; } map = r_list->map; - + /* Register and framebuffer maps are permanent */ if ((map->type == _DRM_REGISTERS) || (map->type == _DRM_FRAME_BUFFER)) { up(&dev->struct_sem); @@ -327,14 +333,15 @@ int drm_rmmap(struct inode *inode, struct file *filp, drm_free(list, sizeof(*list), DRM_MEM_MAPS); for (pt = dev->vmalist, prev = NULL; pt; prev = pt, pt = pt->next) { - if (pt->vma->vm_private_data == map) found_maps++; + if (pt->vma->vm_private_data == map) + found_maps++; } - if(!found_maps) { + if (!found_maps) { switch (map->type) { case _DRM_REGISTERS: case _DRM_FRAME_BUFFER: - break; /* Can't get here, make compiler happy */ + break; /* Can't get here, make compiler happy */ case _DRM_SHM: vfree(map->handle); break; @@ -356,7 +363,7 @@ int drm_rmmap(struct inode *inode, struct file *filp, * * Frees any pages and buffers associated with the given entry. */ -static void drm_cleanup_buf_error(drm_device_t *dev, drm_buf_entry_t *entry) +static void drm_cleanup_buf_error(drm_device_t * dev, drm_buf_entry_t * entry) { int i; @@ -364,30 +371,27 @@ static void drm_cleanup_buf_error(drm_device_t *dev, drm_buf_entry_t *entry) for (i = 0; i < entry->seg_count; i++) { if (entry->seglist[i]) { drm_free_pages(entry->seglist[i], - entry->page_order, - DRM_MEM_DMA); + entry->page_order, DRM_MEM_DMA); } } drm_free(entry->seglist, - entry->seg_count * - sizeof(*entry->seglist), - DRM_MEM_SEGS); + entry->seg_count * + sizeof(*entry->seglist), DRM_MEM_SEGS); entry->seg_count = 0; } - if (entry->buf_count) { - for (i = 0; i < entry->buf_count; i++) { + if (entry->buf_count) { + for (i = 0; i < entry->buf_count; i++) { if (entry->buflist[i].dev_private) { drm_free(entry->buflist[i].dev_private, - entry->buflist[i].dev_priv_size, - DRM_MEM_BUFS); + entry->buflist[i].dev_priv_size, + DRM_MEM_BUFS); } } drm_free(entry->buflist, - entry->buf_count * - sizeof(*entry->buflist), - DRM_MEM_BUFS); + entry->buf_count * + sizeof(*entry->buflist), DRM_MEM_BUFS); entry->buf_count = 0; } @@ -402,13 +406,13 @@ static void drm_cleanup_buf_error(drm_device_t *dev, drm_buf_entry_t *entry) * \param cmd command. * \param arg pointer to a drm_buf_desc_t request. * \return zero on success or a negative number on failure. - * + * * After some sanity checks creates a drm_buf structure for each buffer and * reallocates the buffer list of the same size order to accommodate the new * buffers. */ -int drm_addbufs_agp( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_addbufs_agp(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -429,153 +433,152 @@ int drm_addbufs_agp( struct inode *inode, struct file *filp, drm_buf_t **temp_buflist; drm_buf_desc_t __user *argp = (void __user *)arg; - if ( !dma ) return -EINVAL; + if (!dma) + return -EINVAL; - if ( copy_from_user( &request, argp, - sizeof(request) ) ) + if (copy_from_user(&request, argp, sizeof(request))) return -EFAULT; count = request.count; - order = get_order( request.size ); + order = get_order(request.size); size = 1 << order; - alignment = (request.flags & _DRM_PAGE_ALIGN) - ? PAGE_ALIGN(size) : size; + alignment = (request.flags & _DRM_PAGE_ALIGN) + ? PAGE_ALIGN(size) : size; page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; total = PAGE_SIZE << page_order; byte_count = 0; agp_offset = dev->agp->base + request.agp_start; - DRM_DEBUG( "count: %d\n", count ); - DRM_DEBUG( "order: %d\n", order ); - DRM_DEBUG( "size: %d\n", size ); - DRM_DEBUG( "agp_offset: %lu\n", agp_offset ); - DRM_DEBUG( "alignment: %d\n", alignment ); - DRM_DEBUG( "page_order: %d\n", page_order ); - DRM_DEBUG( "total: %d\n", total ); + DRM_DEBUG("count: %d\n", count); + DRM_DEBUG("order: %d\n", order); + DRM_DEBUG("size: %d\n", size); + DRM_DEBUG("agp_offset: %lu\n", agp_offset); + DRM_DEBUG("alignment: %d\n", alignment); + DRM_DEBUG("page_order: %d\n", page_order); + DRM_DEBUG("total: %d\n", total); - if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) return -EINVAL; - if ( dev->queue_count ) return -EBUSY; /* Not while in use */ + if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) + return -EINVAL; + if (dev->queue_count) + return -EBUSY; /* Not while in use */ - spin_lock( &dev->count_lock ); - if ( dev->buf_use ) { - spin_unlock( &dev->count_lock ); + spin_lock(&dev->count_lock); + if (dev->buf_use) { + spin_unlock(&dev->count_lock); return -EBUSY; } - atomic_inc( &dev->buf_alloc ); - spin_unlock( &dev->count_lock ); + atomic_inc(&dev->buf_alloc); + spin_unlock(&dev->count_lock); - down( &dev->struct_sem ); + down(&dev->struct_sem); entry = &dma->bufs[order]; - if ( entry->buf_count ) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); - return -ENOMEM; /* May only call once for each order */ + if (entry->buf_count) { + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); + return -ENOMEM; /* May only call once for each order */ } if (count < 0 || count > 4096) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -EINVAL; } - entry->buflist = drm_alloc( count * sizeof(*entry->buflist), - DRM_MEM_BUFS ); - if ( !entry->buflist ) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + entry->buflist = drm_alloc(count * sizeof(*entry->buflist), + DRM_MEM_BUFS); + if (!entry->buflist) { + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } - memset( entry->buflist, 0, count * sizeof(*entry->buflist) ); + memset(entry->buflist, 0, count * sizeof(*entry->buflist)); entry->buf_size = size; entry->page_order = page_order; offset = 0; - while ( entry->buf_count < count ) { - buf = &entry->buflist[entry->buf_count]; - buf->idx = dma->buf_count + entry->buf_count; - buf->total = alignment; - buf->order = order; - buf->used = 0; + while (entry->buf_count < count) { + buf = &entry->buflist[entry->buf_count]; + buf->idx = dma->buf_count + entry->buf_count; + buf->total = alignment; + buf->order = order; + buf->used = 0; - buf->offset = (dma->byte_count + offset); + buf->offset = (dma->byte_count + offset); buf->bus_address = agp_offset + offset; buf->address = (void *)(agp_offset + offset); - buf->next = NULL; + buf->next = NULL; buf->waiting = 0; buf->pending = 0; - init_waitqueue_head( &buf->dma_wait ); - buf->filp = NULL; + init_waitqueue_head(&buf->dma_wait); + buf->filp = NULL; buf->dev_priv_size = dev->fn_tbl->dev_priv_size; - buf->dev_private = drm_alloc( buf->dev_priv_size, - DRM_MEM_BUFS ); - if(!buf->dev_private) { + buf->dev_private = drm_alloc(buf->dev_priv_size, DRM_MEM_BUFS); + if (!buf->dev_private) { /* Set count correctly so we free the proper amount. */ entry->buf_count = count; - drm_cleanup_buf_error(dev,entry); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_cleanup_buf_error(dev, entry); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } - memset( buf->dev_private, 0, buf->dev_priv_size ); + memset(buf->dev_private, 0, buf->dev_priv_size); - DRM_DEBUG( "buffer %d @ %p\n", - entry->buf_count, buf->address ); + DRM_DEBUG("buffer %d @ %p\n", entry->buf_count, buf->address); offset += alignment; entry->buf_count++; byte_count += PAGE_SIZE << page_order; } - DRM_DEBUG( "byte_count: %d\n", byte_count ); + DRM_DEBUG("byte_count: %d\n", byte_count); - temp_buflist = drm_realloc( dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - (dma->buf_count + entry->buf_count) - * sizeof(*dma->buflist), - DRM_MEM_BUFS ); - if(!temp_buflist) { + temp_buflist = drm_realloc(dma->buflist, + dma->buf_count * sizeof(*dma->buflist), + (dma->buf_count + entry->buf_count) + * sizeof(*dma->buflist), DRM_MEM_BUFS); + if (!temp_buflist) { /* Free the entry because it isn't valid */ - drm_cleanup_buf_error(dev,entry); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_cleanup_buf_error(dev, entry); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } dma->buflist = temp_buflist; - for ( i = 0 ; i < entry->buf_count ; i++ ) { + for (i = 0; i < entry->buf_count; i++) { dma->buflist[i + dma->buf_count] = &entry->buflist[i]; } dma->buf_count += entry->buf_count; dma->byte_count += byte_count; - DRM_DEBUG( "dma->buf_count : %d\n", dma->buf_count ); - DRM_DEBUG( "entry->buf_count : %d\n", entry->buf_count ); + DRM_DEBUG("dma->buf_count : %d\n", dma->buf_count); + DRM_DEBUG("entry->buf_count : %d\n", entry->buf_count); - up( &dev->struct_sem ); + up(&dev->struct_sem); request.count = entry->buf_count; request.size = size; - if ( copy_to_user( argp, &request, sizeof(request) ) ) + if (copy_to_user(argp, &request, sizeof(request))) return -EFAULT; dma->flags = _DRM_DMA_USE_AGP; - atomic_dec( &dev->buf_alloc ); + atomic_dec(&dev->buf_alloc); return 0; } -#endif /* __OS_HAS_AGP */ +#endif /* __OS_HAS_AGP */ -int drm_addbufs_pci( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_addbufs_pci(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; + drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_device_dma_t *dma = dev->dma; drm_buf_desc_t request; @@ -596,183 +599,179 @@ int drm_addbufs_pci( struct inode *inode, struct file *filp, drm_buf_t **temp_buflist; drm_buf_desc_t __user *argp = (void __user *)arg; - if (!drm_core_check_feature(dev, DRIVER_PCI_DMA)) return -EINVAL; + if (!drm_core_check_feature(dev, DRIVER_PCI_DMA)) + return -EINVAL; - if ( !dma ) return -EINVAL; + if (!dma) + return -EINVAL; - if ( copy_from_user( &request, argp, sizeof(request) ) ) + if (copy_from_user(&request, argp, sizeof(request))) return -EFAULT; count = request.count; - order = get_order( request.size ); + order = get_order(request.size); size = 1 << order; - DRM_DEBUG( "count=%d, size=%d (%d), order=%d, queue_count=%d\n", - request.count, request.size, size, - order, dev->queue_count ); + DRM_DEBUG("count=%d, size=%d (%d), order=%d, queue_count=%d\n", + request.count, request.size, size, order, dev->queue_count); - if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) return -EINVAL; - if ( dev->queue_count ) return -EBUSY; /* Not while in use */ + if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) + return -EINVAL; + if (dev->queue_count) + return -EBUSY; /* Not while in use */ alignment = (request.flags & _DRM_PAGE_ALIGN) - ? PAGE_ALIGN(size) : size; + ? PAGE_ALIGN(size) : size; page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; total = PAGE_SIZE << page_order; - spin_lock( &dev->count_lock ); - if ( dev->buf_use ) { - spin_unlock( &dev->count_lock ); + spin_lock(&dev->count_lock); + if (dev->buf_use) { + spin_unlock(&dev->count_lock); return -EBUSY; } - atomic_inc( &dev->buf_alloc ); - spin_unlock( &dev->count_lock ); + atomic_inc(&dev->buf_alloc); + spin_unlock(&dev->count_lock); - down( &dev->struct_sem ); + down(&dev->struct_sem); entry = &dma->bufs[order]; - if ( entry->buf_count ) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + if (entry->buf_count) { + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; /* May only call once for each order */ } if (count < 0 || count > 4096) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -EINVAL; } - entry->buflist = drm_alloc( count * sizeof(*entry->buflist), - DRM_MEM_BUFS ); - if ( !entry->buflist ) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + entry->buflist = drm_alloc(count * sizeof(*entry->buflist), + DRM_MEM_BUFS); + if (!entry->buflist) { + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } - memset( entry->buflist, 0, count * sizeof(*entry->buflist) ); - - entry->seglist = drm_alloc( count * sizeof(*entry->seglist), - DRM_MEM_SEGS ); - if ( !entry->seglist ) { - drm_free( entry->buflist, - count * sizeof(*entry->buflist), - DRM_MEM_BUFS ); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + memset(entry->buflist, 0, count * sizeof(*entry->buflist)); + + entry->seglist = drm_alloc(count * sizeof(*entry->seglist), + DRM_MEM_SEGS); + if (!entry->seglist) { + drm_free(entry->buflist, + count * sizeof(*entry->buflist), DRM_MEM_BUFS); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } - memset( entry->seglist, 0, count * sizeof(*entry->seglist) ); + memset(entry->seglist, 0, count * sizeof(*entry->seglist)); /* Keep the original pagelist until we know all the allocations * have succeeded */ - temp_pagelist = drm_alloc( (dma->page_count + (count << page_order)) - * sizeof(*dma->pagelist), - DRM_MEM_PAGES ); + temp_pagelist = drm_alloc((dma->page_count + (count << page_order)) + * sizeof(*dma->pagelist), DRM_MEM_PAGES); if (!temp_pagelist) { - drm_free( entry->buflist, - count * sizeof(*entry->buflist), - DRM_MEM_BUFS ); - drm_free( entry->seglist, - count * sizeof(*entry->seglist), - DRM_MEM_SEGS ); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_free(entry->buflist, + count * sizeof(*entry->buflist), DRM_MEM_BUFS); + drm_free(entry->seglist, + count * sizeof(*entry->seglist), DRM_MEM_SEGS); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } memcpy(temp_pagelist, - dma->pagelist, - dma->page_count * sizeof(*dma->pagelist)); - DRM_DEBUG( "pagelist: %d entries\n", - dma->page_count + (count << page_order) ); + dma->pagelist, dma->page_count * sizeof(*dma->pagelist)); + DRM_DEBUG("pagelist: %d entries\n", + dma->page_count + (count << page_order)); - entry->buf_size = size; + entry->buf_size = size; entry->page_order = page_order; byte_count = 0; page_count = 0; - while ( entry->buf_count < count ) { - page = drm_alloc_pages( page_order, DRM_MEM_DMA ); - if ( !page ) { + while (entry->buf_count < count) { + page = drm_alloc_pages(page_order, DRM_MEM_DMA); + if (!page) { /* Set count correctly so we free the proper amount. */ entry->buf_count = count; entry->seg_count = count; - drm_cleanup_buf_error(dev,entry); - drm_free( temp_pagelist, - (dma->page_count + (count << page_order)) - * sizeof(*dma->pagelist), - DRM_MEM_PAGES ); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_cleanup_buf_error(dev, entry); + drm_free(temp_pagelist, + (dma->page_count + (count << page_order)) + * sizeof(*dma->pagelist), DRM_MEM_PAGES); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } entry->seglist[entry->seg_count++] = page; - for ( i = 0 ; i < (1 << page_order) ; i++ ) { - DRM_DEBUG( "page %d @ 0x%08lx\n", - dma->page_count + page_count, - page + PAGE_SIZE * i ); + for (i = 0; i < (1 << page_order); i++) { + DRM_DEBUG("page %d @ 0x%08lx\n", + dma->page_count + page_count, + page + PAGE_SIZE * i); temp_pagelist[dma->page_count + page_count++] - = page + PAGE_SIZE * i; + = page + PAGE_SIZE * i; } - for ( offset = 0 ; - offset + size <= total && entry->buf_count < count ; - offset += alignment, ++entry->buf_count ) { - buf = &entry->buflist[entry->buf_count]; - buf->idx = dma->buf_count + entry->buf_count; - buf->total = alignment; - buf->order = order; - buf->used = 0; - buf->offset = (dma->byte_count + byte_count + offset); + for (offset = 0; + offset + size <= total && entry->buf_count < count; + offset += alignment, ++entry->buf_count) { + buf = &entry->buflist[entry->buf_count]; + buf->idx = dma->buf_count + entry->buf_count; + buf->total = alignment; + buf->order = order; + buf->used = 0; + buf->offset = (dma->byte_count + byte_count + offset); buf->address = (void *)(page + offset); buf->bus_address = virt_to_bus(buf->address); - buf->next = NULL; + buf->next = NULL; buf->waiting = 0; buf->pending = 0; - init_waitqueue_head( &buf->dma_wait ); - buf->filp = NULL; + init_waitqueue_head(&buf->dma_wait); + buf->filp = NULL; buf->dev_priv_size = dev->fn_tbl->dev_priv_size; - buf->dev_private = drm_alloc( dev->fn_tbl->dev_priv_size, - DRM_MEM_BUFS ); - if(!buf->dev_private) { + buf->dev_private = drm_alloc(dev->fn_tbl->dev_priv_size, + DRM_MEM_BUFS); + if (!buf->dev_private) { /* Set count correctly so we free the proper amount. */ entry->buf_count = count; entry->seg_count = count; - drm_cleanup_buf_error(dev,entry); - drm_free( temp_pagelist, - (dma->page_count + (count << page_order)) - * sizeof(*dma->pagelist), - DRM_MEM_PAGES ); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_cleanup_buf_error(dev, entry); + drm_free(temp_pagelist, + (dma->page_count + + (count << page_order)) + * sizeof(*dma->pagelist), + DRM_MEM_PAGES); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } - memset( buf->dev_private, 0, buf->dev_priv_size ); + memset(buf->dev_private, 0, buf->dev_priv_size); - DRM_DEBUG( "buffer %d @ %p\n", - entry->buf_count, buf->address ); + DRM_DEBUG("buffer %d @ %p\n", + entry->buf_count, buf->address); } byte_count += PAGE_SIZE << page_order; } - temp_buflist = drm_realloc( dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - (dma->buf_count + entry->buf_count) - * sizeof(*dma->buflist), - DRM_MEM_BUFS ); + temp_buflist = drm_realloc(dma->buflist, + dma->buf_count * sizeof(*dma->buflist), + (dma->buf_count + entry->buf_count) + * sizeof(*dma->buflist), DRM_MEM_BUFS); if (!temp_buflist) { /* Free the entry because it isn't valid */ - drm_cleanup_buf_error(dev,entry); - drm_free( temp_pagelist, - (dma->page_count + (count << page_order)) - * sizeof(*dma->pagelist), - DRM_MEM_PAGES ); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_cleanup_buf_error(dev, entry); + drm_free(temp_pagelist, + (dma->page_count + (count << page_order)) + * sizeof(*dma->pagelist), DRM_MEM_PAGES); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } dma->buflist = temp_buflist; - for ( i = 0 ; i < entry->buf_count ; i++ ) { + for (i = 0; i < entry->buf_count; i++) { dma->buflist[i + dma->buf_count] = &entry->buflist[i]; } @@ -781,8 +780,8 @@ int drm_addbufs_pci( struct inode *inode, struct file *filp, */ if (dma->page_count) { drm_free(dma->pagelist, - dma->page_count * sizeof(*dma->pagelist), - DRM_MEM_PAGES); + dma->page_count * sizeof(*dma->pagelist), + DRM_MEM_PAGES); } dma->pagelist = temp_pagelist; @@ -791,21 +790,21 @@ int drm_addbufs_pci( struct inode *inode, struct file *filp, dma->page_count += entry->seg_count << page_order; dma->byte_count += PAGE_SIZE * (entry->seg_count << page_order); - up( &dev->struct_sem ); + up(&dev->struct_sem); request.count = entry->buf_count; request.size = size; - if ( copy_to_user( argp, &request, sizeof(request) ) ) + if (copy_to_user(argp, &request, sizeof(request))) return -EFAULT; - atomic_dec( &dev->buf_alloc ); + atomic_dec(&dev->buf_alloc); return 0; } -int drm_addbufs_sg( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_addbufs_sg(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -826,147 +825,149 @@ int drm_addbufs_sg( struct inode *inode, struct file *filp, int i; drm_buf_t **temp_buflist; - if (!drm_core_check_feature(dev, DRIVER_SG)) return -EINVAL; - - if ( !dma ) return -EINVAL; + if (!drm_core_check_feature(dev, DRIVER_SG)) + return -EINVAL; - if ( copy_from_user( &request, argp, sizeof(request) ) ) + if (!dma) + return -EINVAL; + + if (copy_from_user(&request, argp, sizeof(request))) return -EFAULT; count = request.count; - order = get_order( request.size ); + order = get_order(request.size); size = 1 << order; - alignment = (request.flags & _DRM_PAGE_ALIGN) - ? PAGE_ALIGN(size) : size; + alignment = (request.flags & _DRM_PAGE_ALIGN) + ? PAGE_ALIGN(size) : size; page_order = order - PAGE_SHIFT > 0 ? order - PAGE_SHIFT : 0; total = PAGE_SIZE << page_order; byte_count = 0; agp_offset = request.agp_start; - DRM_DEBUG( "count: %d\n", count ); - DRM_DEBUG( "order: %d\n", order ); - DRM_DEBUG( "size: %d\n", size ); - DRM_DEBUG( "agp_offset: %lu\n", agp_offset ); - DRM_DEBUG( "alignment: %d\n", alignment ); - DRM_DEBUG( "page_order: %d\n", page_order ); - DRM_DEBUG( "total: %d\n", total ); + DRM_DEBUG("count: %d\n", count); + DRM_DEBUG("order: %d\n", order); + DRM_DEBUG("size: %d\n", size); + DRM_DEBUG("agp_offset: %lu\n", agp_offset); + DRM_DEBUG("alignment: %d\n", alignment); + DRM_DEBUG("page_order: %d\n", page_order); + DRM_DEBUG("total: %d\n", total); - if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) return -EINVAL; - if ( dev->queue_count ) return -EBUSY; /* Not while in use */ + if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) + return -EINVAL; + if (dev->queue_count) + return -EBUSY; /* Not while in use */ - spin_lock( &dev->count_lock ); - if ( dev->buf_use ) { - spin_unlock( &dev->count_lock ); + spin_lock(&dev->count_lock); + if (dev->buf_use) { + spin_unlock(&dev->count_lock); return -EBUSY; } - atomic_inc( &dev->buf_alloc ); - spin_unlock( &dev->count_lock ); + atomic_inc(&dev->buf_alloc); + spin_unlock(&dev->count_lock); - down( &dev->struct_sem ); + down(&dev->struct_sem); entry = &dma->bufs[order]; - if ( entry->buf_count ) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); - return -ENOMEM; /* May only call once for each order */ + if (entry->buf_count) { + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); + return -ENOMEM; /* May only call once for each order */ } if (count < 0 || count > 4096) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -EINVAL; } - entry->buflist = drm_alloc( count * sizeof(*entry->buflist), - DRM_MEM_BUFS ); - if ( !entry->buflist ) { - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + entry->buflist = drm_alloc(count * sizeof(*entry->buflist), + DRM_MEM_BUFS); + if (!entry->buflist) { + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } - memset( entry->buflist, 0, count * sizeof(*entry->buflist) ); + memset(entry->buflist, 0, count * sizeof(*entry->buflist)); entry->buf_size = size; entry->page_order = page_order; offset = 0; - while ( entry->buf_count < count ) { - buf = &entry->buflist[entry->buf_count]; - buf->idx = dma->buf_count + entry->buf_count; - buf->total = alignment; - buf->order = order; - buf->used = 0; + while (entry->buf_count < count) { + buf = &entry->buflist[entry->buf_count]; + buf->idx = dma->buf_count + entry->buf_count; + buf->total = alignment; + buf->order = order; + buf->used = 0; - buf->offset = (dma->byte_count + offset); + buf->offset = (dma->byte_count + offset); buf->bus_address = agp_offset + offset; buf->address = (void *)(agp_offset + offset + dev->sg->handle); - buf->next = NULL; + buf->next = NULL; buf->waiting = 0; buf->pending = 0; - init_waitqueue_head( &buf->dma_wait ); - buf->filp = NULL; + init_waitqueue_head(&buf->dma_wait); + buf->filp = NULL; buf->dev_priv_size = dev->fn_tbl->dev_priv_size; - buf->dev_private = drm_alloc( dev->fn_tbl->dev_priv_size, - DRM_MEM_BUFS ); - if(!buf->dev_private) { + buf->dev_private = drm_alloc(dev->fn_tbl->dev_priv_size, + DRM_MEM_BUFS); + if (!buf->dev_private) { /* Set count correctly so we free the proper amount. */ entry->buf_count = count; - drm_cleanup_buf_error(dev,entry); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_cleanup_buf_error(dev, entry); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } - memset( buf->dev_private, 0, buf->dev_priv_size ); + memset(buf->dev_private, 0, buf->dev_priv_size); - DRM_DEBUG( "buffer %d @ %p\n", - entry->buf_count, buf->address ); + DRM_DEBUG("buffer %d @ %p\n", entry->buf_count, buf->address); offset += alignment; entry->buf_count++; byte_count += PAGE_SIZE << page_order; } - DRM_DEBUG( "byte_count: %d\n", byte_count ); + DRM_DEBUG("byte_count: %d\n", byte_count); - temp_buflist = drm_realloc( dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - (dma->buf_count + entry->buf_count) - * sizeof(*dma->buflist), - DRM_MEM_BUFS ); - if(!temp_buflist) { + temp_buflist = drm_realloc(dma->buflist, + dma->buf_count * sizeof(*dma->buflist), + (dma->buf_count + entry->buf_count) + * sizeof(*dma->buflist), DRM_MEM_BUFS); + if (!temp_buflist) { /* Free the entry because it isn't valid */ - drm_cleanup_buf_error(dev,entry); - up( &dev->struct_sem ); - atomic_dec( &dev->buf_alloc ); + drm_cleanup_buf_error(dev, entry); + up(&dev->struct_sem); + atomic_dec(&dev->buf_alloc); return -ENOMEM; } dma->buflist = temp_buflist; - for ( i = 0 ; i < entry->buf_count ; i++ ) { + for (i = 0; i < entry->buf_count; i++) { dma->buflist[i + dma->buf_count] = &entry->buflist[i]; } dma->buf_count += entry->buf_count; dma->byte_count += byte_count; - DRM_DEBUG( "dma->buf_count : %d\n", dma->buf_count ); - DRM_DEBUG( "entry->buf_count : %d\n", entry->buf_count ); + DRM_DEBUG("dma->buf_count : %d\n", dma->buf_count); + DRM_DEBUG("entry->buf_count : %d\n", entry->buf_count); - up( &dev->struct_sem ); + up(&dev->struct_sem); request.count = entry->buf_count; request.size = size; - if ( copy_to_user( argp, &request, sizeof(request) ) ) + if (copy_to_user(argp, &request, sizeof(request))) return -EFAULT; dma->flags = _DRM_DMA_USE_SG; - atomic_dec( &dev->buf_alloc ); + atomic_dec(&dev->buf_alloc); return 0; } @@ -984,32 +985,31 @@ int drm_addbufs_sg( struct inode *inode, struct file *filp, * addbufs_sg() or addbufs_pci() for AGP, scatter-gather or consistent * PCI memory respectively. */ -int drm_addbufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_addbufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_buf_desc_t request; drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; - + if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA)) return -EINVAL; - if ( copy_from_user( &request, (drm_buf_desc_t __user *)arg, - sizeof(request) ) ) + if (copy_from_user(&request, (drm_buf_desc_t __user *) arg, + sizeof(request))) return -EFAULT; #if __OS_HAS_AGP - if ( request.flags & _DRM_AGP_BUFFER ) - return drm_addbufs_agp( inode, filp, cmd, arg ); + if (request.flags & _DRM_AGP_BUFFER) + return drm_addbufs_agp(inode, filp, cmd, arg); else #endif - if ( request.flags & _DRM_SG_BUFFER ) - return drm_addbufs_sg( inode, filp, cmd, arg ); + if (request.flags & _DRM_SG_BUFFER) + return drm_addbufs_sg(inode, filp, cmd, arg); else - return drm_addbufs_pci( inode, filp, cmd, arg ); + return drm_addbufs_pci(inode, filp, cmd, arg); } - /** * Get information about the buffer mappings. * @@ -1027,8 +1027,8 @@ int drm_addbufs( struct inode *inode, struct file *filp, * lock, preventing of allocating more buffers after this call. Information * about each requested buffer is then copied into user space. */ -int drm_infobufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_infobufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -1041,58 +1041,61 @@ int drm_infobufs( struct inode *inode, struct file *filp, if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA)) return -EINVAL; - if ( !dma ) return -EINVAL; + if (!dma) + return -EINVAL; - spin_lock( &dev->count_lock ); - if ( atomic_read( &dev->buf_alloc ) ) { - spin_unlock( &dev->count_lock ); + spin_lock(&dev->count_lock); + if (atomic_read(&dev->buf_alloc)) { + spin_unlock(&dev->count_lock); return -EBUSY; } ++dev->buf_use; /* Can't allocate more after this call */ - spin_unlock( &dev->count_lock ); + spin_unlock(&dev->count_lock); - if ( copy_from_user( &request, argp, sizeof(request) ) ) + if (copy_from_user(&request, argp, sizeof(request))) return -EFAULT; - for ( i = 0, count = 0 ; i < DRM_MAX_ORDER + 1 ; i++ ) { - if ( dma->bufs[i].buf_count ) ++count; + for (i = 0, count = 0; i < DRM_MAX_ORDER + 1; i++) { + if (dma->bufs[i].buf_count) + ++count; } - DRM_DEBUG( "count = %d\n", count ); + DRM_DEBUG("count = %d\n", count); - if ( request.count >= count ) { - for ( i = 0, count = 0 ; i < DRM_MAX_ORDER + 1 ; i++ ) { - if ( dma->bufs[i].buf_count ) { - drm_buf_desc_t __user *to = &request.list[count]; + if (request.count >= count) { + for (i = 0, count = 0; i < DRM_MAX_ORDER + 1; i++) { + if (dma->bufs[i].buf_count) { + drm_buf_desc_t __user *to = + &request.list[count]; drm_buf_entry_t *from = &dma->bufs[i]; drm_freelist_t *list = &dma->bufs[i].freelist; - if ( copy_to_user( &to->count, - &from->buf_count, - sizeof(from->buf_count) ) || - copy_to_user( &to->size, - &from->buf_size, - sizeof(from->buf_size) ) || - copy_to_user( &to->low_mark, - &list->low_mark, - sizeof(list->low_mark) ) || - copy_to_user( &to->high_mark, - &list->high_mark, - sizeof(list->high_mark) ) ) + if (copy_to_user(&to->count, + &from->buf_count, + sizeof(from->buf_count)) || + copy_to_user(&to->size, + &from->buf_size, + sizeof(from->buf_size)) || + copy_to_user(&to->low_mark, + &list->low_mark, + sizeof(list->low_mark)) || + copy_to_user(&to->high_mark, + &list->high_mark, + sizeof(list->high_mark))) return -EFAULT; - DRM_DEBUG( "%d %d %d %d %d\n", - i, - dma->bufs[i].buf_count, - dma->bufs[i].buf_size, - dma->bufs[i].freelist.low_mark, - dma->bufs[i].freelist.high_mark ); + DRM_DEBUG("%d %d %d %d %d\n", + i, + dma->bufs[i].buf_count, + dma->bufs[i].buf_size, + dma->bufs[i].freelist.low_mark, + dma->bufs[i].freelist.high_mark); ++count; } } } request.count = count; - if ( copy_to_user( argp, &request, sizeof(request) ) ) + if (copy_to_user(argp, &request, sizeof(request))) return -EFAULT; return 0; @@ -1112,8 +1115,8 @@ int drm_infobufs( struct inode *inode, struct file *filp, * * \note This ioctl is deprecated and mostly never used. */ -int drm_markbufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_markbufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -1125,44 +1128,45 @@ int drm_markbufs( struct inode *inode, struct file *filp, if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA)) return -EINVAL; - if ( !dma ) return -EINVAL; + if (!dma) + return -EINVAL; - if ( copy_from_user( &request, - (drm_buf_desc_t __user *)arg, - sizeof(request) ) ) + if (copy_from_user(&request, + (drm_buf_desc_t __user *) arg, sizeof(request))) return -EFAULT; - DRM_DEBUG( "%d, %d, %d\n", - request.size, request.low_mark, request.high_mark ); - order = get_order( request.size ); - if ( order < DRM_MIN_ORDER || order > DRM_MAX_ORDER ) return -EINVAL; + DRM_DEBUG("%d, %d, %d\n", + request.size, request.low_mark, request.high_mark); + order = get_order(request.size); + if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) + return -EINVAL; entry = &dma->bufs[order]; - if ( request.low_mark < 0 || request.low_mark > entry->buf_count ) + if (request.low_mark < 0 || request.low_mark > entry->buf_count) return -EINVAL; - if ( request.high_mark < 0 || request.high_mark > entry->buf_count ) + if (request.high_mark < 0 || request.high_mark > entry->buf_count) return -EINVAL; - entry->freelist.low_mark = request.low_mark; + entry->freelist.low_mark = request.low_mark; entry->freelist.high_mark = request.high_mark; return 0; } /** - * Unreserve the buffers in list, previously reserved using drmDMA. + * Unreserve the buffers in list, previously reserved using drmDMA. * * \param inode device inode. * \param filp file pointer. * \param cmd command. * \param arg pointer to a drm_buf_free structure. * \return zero on success or a negative number on failure. - * + * * Calls free_buffer() for each used buffer. * This function is primarily used for debugging. */ -int drm_freebufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_freebufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -1175,31 +1179,29 @@ int drm_freebufs( struct inode *inode, struct file *filp, if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA)) return -EINVAL; - if ( !dma ) return -EINVAL; + if (!dma) + return -EINVAL; - if ( copy_from_user( &request, - (drm_buf_free_t __user *)arg, - sizeof(request) ) ) + if (copy_from_user(&request, + (drm_buf_free_t __user *) arg, sizeof(request))) return -EFAULT; - DRM_DEBUG( "%d\n", request.count ); - for ( i = 0 ; i < request.count ; i++ ) { - if ( copy_from_user( &idx, - &request.list[i], - sizeof(idx) ) ) + DRM_DEBUG("%d\n", request.count); + for (i = 0; i < request.count; i++) { + if (copy_from_user(&idx, &request.list[i], sizeof(idx))) return -EFAULT; - if ( idx < 0 || idx >= dma->buf_count ) { - DRM_ERROR( "Index %d (of %d max)\n", - idx, dma->buf_count - 1 ); + if (idx < 0 || idx >= dma->buf_count) { + DRM_ERROR("Index %d (of %d max)\n", + idx, dma->buf_count - 1); return -EINVAL; } buf = dma->buflist[idx]; - if ( buf->filp != filp ) { - DRM_ERROR( "Process %d freeing buffer not owned\n", - current->pid ); + if (buf->filp != filp) { + DRM_ERROR("Process %d freeing buffer not owned\n", + current->pid); return -EINVAL; } - drm_free_buffer( dev, buf ); + drm_free_buffer(dev, buf); } return 0; @@ -1218,8 +1220,8 @@ int drm_freebufs( struct inode *inode, struct file *filp, * about each buffer into user space. The PCI buffers are already mapped on the * addbufs_pci() call. */ -int drm_mapbufs( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_mapbufs(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -1235,100 +1237,98 @@ int drm_mapbufs( struct inode *inode, struct file *filp, if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA)) return -EINVAL; - if ( !dma ) return -EINVAL; + if (!dma) + return -EINVAL; - spin_lock( &dev->count_lock ); - if ( atomic_read( &dev->buf_alloc ) ) { - spin_unlock( &dev->count_lock ); + spin_lock(&dev->count_lock); + if (atomic_read(&dev->buf_alloc)) { + spin_unlock(&dev->count_lock); return -EBUSY; } dev->buf_use++; /* Can't allocate more after this call */ - spin_unlock( &dev->count_lock ); + spin_unlock(&dev->count_lock); - if ( copy_from_user( &request, argp, sizeof(request) ) ) + if (copy_from_user(&request, argp, sizeof(request))) return -EFAULT; - if ( request.count >= dma->buf_count ) { - if ((drm_core_has_AGP(dev) && (dma->flags & _DRM_DMA_USE_AGP)) || - (drm_core_check_feature(dev, DRIVER_SG) && (dma->flags & _DRM_DMA_USE_SG))) { + if (request.count >= dma->buf_count) { + if ((drm_core_has_AGP(dev) && (dma->flags & _DRM_DMA_USE_AGP)) + || (drm_core_check_feature(dev, DRIVER_SG) + && (dma->flags & _DRM_DMA_USE_SG))) { drm_map_t *map = dev->agp_buffer_map; - if ( !map ) { + if (!map) { retcode = -EINVAL; goto done; } - #if LINUX_VERSION_CODE <= 0x020402 - down( ¤t->mm->mmap_sem ); + down(¤t->mm->mmap_sem); #else - down_write( ¤t->mm->mmap_sem ); + down_write(¤t->mm->mmap_sem); #endif - virtual = do_mmap( filp, 0, map->size, - PROT_READ | PROT_WRITE, - MAP_SHARED, - (unsigned long)map->offset ); + virtual = do_mmap(filp, 0, map->size, + PROT_READ | PROT_WRITE, + MAP_SHARED, + (unsigned long)map->offset); #if LINUX_VERSION_CODE <= 0x020402 - up( ¤t->mm->mmap_sem ); + up(¤t->mm->mmap_sem); #else - up_write( ¤t->mm->mmap_sem ); + up_write(¤t->mm->mmap_sem); #endif } else { #if LINUX_VERSION_CODE <= 0x020402 - down( ¤t->mm->mmap_sem ); + down(¤t->mm->mmap_sem); #else - down_write( ¤t->mm->mmap_sem ); + down_write(¤t->mm->mmap_sem); #endif - virtual = do_mmap( filp, 0, dma->byte_count, - PROT_READ | PROT_WRITE, - MAP_SHARED, 0 ); + virtual = do_mmap(filp, 0, dma->byte_count, + PROT_READ | PROT_WRITE, + MAP_SHARED, 0); #if LINUX_VERSION_CODE <= 0x020402 - up( ¤t->mm->mmap_sem ); + up(¤t->mm->mmap_sem); #else - up_write( ¤t->mm->mmap_sem ); + up_write(¤t->mm->mmap_sem); #endif } - if ( virtual > -1024UL ) { + if (virtual > -1024UL) { /* Real error */ retcode = (signed long)virtual; goto done; } request.virtual = (void __user *)virtual; - for ( i = 0 ; i < dma->buf_count ; i++ ) { - if ( copy_to_user( &request.list[i].idx, - &dma->buflist[i]->idx, - sizeof(request.list[0].idx) ) ) { + for (i = 0; i < dma->buf_count; i++) { + if (copy_to_user(&request.list[i].idx, + &dma->buflist[i]->idx, + sizeof(request.list[0].idx))) { retcode = -EFAULT; goto done; } - if ( copy_to_user( &request.list[i].total, - &dma->buflist[i]->total, - sizeof(request.list[0].total) ) ) { + if (copy_to_user(&request.list[i].total, + &dma->buflist[i]->total, + sizeof(request.list[0].total))) { retcode = -EFAULT; goto done; } - if ( copy_to_user( &request.list[i].used, - &zero, - sizeof(zero) ) ) { + if (copy_to_user(&request.list[i].used, + &zero, sizeof(zero))) { retcode = -EFAULT; goto done; } - address = virtual + dma->buflist[i]->offset; /* *** */ - if ( copy_to_user( &request.list[i].address, - &address, - sizeof(address) ) ) { + address = virtual + dma->buflist[i]->offset; /* *** */ + if (copy_to_user(&request.list[i].address, + &address, sizeof(address))) { retcode = -EFAULT; goto done; } } } - done: + done: request.count = dma->buf_count; - DRM_DEBUG( "%d buffers, retcode = %d\n", request.count, retcode ); + DRM_DEBUG("%d buffers, retcode = %d\n", request.count, retcode); - if ( copy_to_user( argp, &request, sizeof(request) ) ) + if (copy_to_user(argp, &request, sizeof(request))) return -EFAULT; return retcode; } - diff --git a/linux-core/drm_compat.h b/linux-core/drm_compat.h index 2efa8306..b7fc56ef 100644 --- a/linux-core/drm_compat.h +++ b/linux-core/drm_compat.h @@ -1,7 +1,7 @@ /** - * \file drm_compat.h + * \file drm_compat.h * Backward compatability definitions for Direct Rendering Manager - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ @@ -39,7 +39,7 @@ #endif #ifndef MODULE_LICENSE -#define MODULE_LICENSE(x) +#define MODULE_LICENSE(x) #endif #ifndef preempt_disable @@ -47,7 +47,7 @@ #define preempt_enable() #endif -#ifndef pte_offset_map +#ifndef pte_offset_map #define pte_offset_map pte_offset #define pte_unmap(pte) #endif @@ -80,14 +80,14 @@ #endif #if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,19) -static inline struct page * vmalloc_to_page(void * vmalloc_addr) +static inline struct page *vmalloc_to_page(void *vmalloc_addr) { - unsigned long addr = (unsigned long) vmalloc_addr; + unsigned long addr = (unsigned long)vmalloc_addr; struct page *page = NULL; pgd_t *pgd = pgd_offset_k(addr); pmd_t *pmd; pte_t *ptep, pte; - + if (!pgd_none(*pgd)) { pmd = pmd_offset(pgd, addr); if (!pmd_none(*pmd)) { @@ -118,7 +118,7 @@ static inline struct page * vmalloc_to_page(void * vmalloc_addr) #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) static inline unsigned iminor(struct inode *inode) { - return MINOR(inode->i_rdev); + return MINOR(inode->i_rdev); } #define old_encode_dev(x) (x) @@ -130,21 +130,38 @@ struct device; #define pci_dev_put(x) do {} while (0) #define pci_get_subsys pci_find_subsys -static inline struct class_device *DRM(sysfs_device_add)(struct drm_sysfs_class *cs, dev_t dev, struct device *device, const char *fmt, ...){return NULL;} +static inline struct class_device *DRM(sysfs_device_add) (struct drm_sysfs_class + * cs, dev_t dev, + struct device * + device, + const char *fmt, + ...) { + return NULL; +} -static inline void DRM(sysfs_device_remove)(dev_t dev){} +static inline void DRM(sysfs_device_remove) (dev_t dev) { +} -static inline void DRM(sysfs_destroy)(struct drm_sysfs_class *cs){} +static inline void DRM(sysfs_destroy) (struct drm_sysfs_class * cs) { +} -static inline struct drm_sysfs_class *DRM(sysfs_create)(struct module *owner, char *name) { return NULL; } +static inline struct drm_sysfs_class *DRM(sysfs_create) (struct module * owner, + char *name) { + return NULL; +} #ifndef pci_pretty_name #define pci_pretty_name(x) x->name #endif struct drm_device; -static inline int radeon_create_i2c_busses(struct drm_device *dev){return 0;}; -static inline void radeon_delete_i2c_busses(struct drm_device *dev){}; +static inline int radeon_create_i2c_busses(struct drm_device *dev) +{ + return 0; +}; +static inline void radeon_delete_i2c_busses(struct drm_device *dev) +{ +}; #endif diff --git a/linux-core/drm_context.c b/linux-core/drm_context.c index cfa4a172..a6fec094 100644 --- a/linux-core/drm_context.c +++ b/linux-core/drm_context.c @@ -1,7 +1,7 @@ /** - * \file drm_context.h + * \file drm_context.h * IOCTLs for generic contexts - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ @@ -56,25 +56,26 @@ * in drm_device::context_sareas, while holding the drm_device::struct_sem * lock. */ -void drm_ctxbitmap_free( drm_device_t *dev, int ctx_handle ) +void drm_ctxbitmap_free(drm_device_t * dev, int ctx_handle) { - if ( ctx_handle < 0 ) goto failed; - if ( !dev->ctx_bitmap ) goto failed; + if (ctx_handle < 0) + goto failed; + if (!dev->ctx_bitmap) + goto failed; - if ( ctx_handle < DRM_MAX_CTXBITMAP ) { + if (ctx_handle < DRM_MAX_CTXBITMAP) { down(&dev->struct_sem); - clear_bit( ctx_handle, dev->ctx_bitmap ); + clear_bit(ctx_handle, dev->ctx_bitmap); dev->context_sareas[ctx_handle] = NULL; up(&dev->struct_sem); return; } -failed: - DRM_ERROR( "Attempt to free invalid context handle: %d\n", - ctx_handle ); - return; + failed: + DRM_ERROR("Attempt to free invalid context handle: %d\n", ctx_handle); + return; } -/** +/** * Context bitmap allocation. * * \param dev DRM device. @@ -84,29 +85,33 @@ failed: * drm_device::context_sareas to accommodate the new entry while holding the * drm_device::struct_sem lock. */ -int drm_ctxbitmap_next( drm_device_t *dev ) +int drm_ctxbitmap_next(drm_device_t * dev) { int bit; - if(!dev->ctx_bitmap) return -1; + if (!dev->ctx_bitmap) + return -1; down(&dev->struct_sem); - bit = find_first_zero_bit( dev->ctx_bitmap, DRM_MAX_CTXBITMAP ); - if ( bit < DRM_MAX_CTXBITMAP ) { - set_bit( bit, dev->ctx_bitmap ); - DRM_DEBUG( "drm_ctxbitmap_next bit : %d\n", bit ); - if((bit+1) > dev->max_context) { - dev->max_context = (bit+1); - if(dev->context_sareas) { + bit = find_first_zero_bit(dev->ctx_bitmap, DRM_MAX_CTXBITMAP); + if (bit < DRM_MAX_CTXBITMAP) { + set_bit(bit, dev->ctx_bitmap); + DRM_DEBUG("drm_ctxbitmap_next bit : %d\n", bit); + if ((bit + 1) > dev->max_context) { + dev->max_context = (bit + 1); + if (dev->context_sareas) { drm_map_t **ctx_sareas; ctx_sareas = drm_realloc(dev->context_sareas, - (dev->max_context - 1) * - sizeof(*dev->context_sareas), - dev->max_context * - sizeof(*dev->context_sareas), - DRM_MEM_MAPS); - if(!ctx_sareas) { + (dev->max_context - + 1) * + sizeof(*dev-> + context_sareas), + dev->max_context * + sizeof(*dev-> + context_sareas), + DRM_MEM_MAPS); + if (!ctx_sareas) { clear_bit(bit, dev->ctx_bitmap); up(&dev->struct_sem); return -1; @@ -115,11 +120,11 @@ int drm_ctxbitmap_next( drm_device_t *dev ) dev->context_sareas[bit] = NULL; } else { /* max_context == 1 at this point */ - dev->context_sareas = drm_alloc( - dev->max_context * - sizeof(*dev->context_sareas), - DRM_MEM_MAPS); - if(!dev->context_sareas) { + dev->context_sareas = + drm_alloc(dev->max_context * + sizeof(*dev->context_sareas), + DRM_MEM_MAPS); + if (!dev->context_sareas) { clear_bit(bit, dev->ctx_bitmap); up(&dev->struct_sem); return -1; @@ -142,26 +147,26 @@ int drm_ctxbitmap_next( drm_device_t *dev ) * Allocates and initialize drm_device::ctx_bitmap and drm_device::context_sareas, while holding * the drm_device::struct_sem lock. */ -int drm_ctxbitmap_init( drm_device_t *dev ) +int drm_ctxbitmap_init(drm_device_t * dev) { int i; - int temp; + int temp; down(&dev->struct_sem); - dev->ctx_bitmap = (unsigned long *) drm_alloc( PAGE_SIZE, - DRM_MEM_CTXBITMAP ); - if ( dev->ctx_bitmap == NULL ) { + dev->ctx_bitmap = (unsigned long *)drm_alloc(PAGE_SIZE, + DRM_MEM_CTXBITMAP); + if (dev->ctx_bitmap == NULL) { up(&dev->struct_sem); return -ENOMEM; } - memset( (void *)dev->ctx_bitmap, 0, PAGE_SIZE ); + memset((void *)dev->ctx_bitmap, 0, PAGE_SIZE); dev->context_sareas = NULL; dev->max_context = -1; up(&dev->struct_sem); - for ( i = 0 ; i < DRM_RESERVED_CONTEXTS ; i++ ) { - temp = drm_ctxbitmap_next( dev ); - DRM_DEBUG( "drm_ctxbitmap_init : %d\n", temp ); + for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { + temp = drm_ctxbitmap_next(dev); + DRM_DEBUG("drm_ctxbitmap_init : %d\n", temp); } return 0; @@ -175,14 +180,14 @@ int drm_ctxbitmap_init( drm_device_t *dev ) * Frees drm_device::ctx_bitmap and drm_device::context_sareas, while holding * the drm_device::struct_sem lock. */ -void drm_ctxbitmap_cleanup( drm_device_t *dev ) +void drm_ctxbitmap_cleanup(drm_device_t * dev) { down(&dev->struct_sem); - if( dev->context_sareas ) drm_free( dev->context_sareas, - sizeof(*dev->context_sareas) * - dev->max_context, - DRM_MEM_MAPS ); - drm_free( (void *)dev->ctx_bitmap, PAGE_SIZE, DRM_MEM_CTXBITMAP ); + if (dev->context_sareas) + drm_free(dev->context_sareas, + sizeof(*dev->context_sareas) * + dev->max_context, DRM_MEM_MAPS); + drm_free((void *)dev->ctx_bitmap, PAGE_SIZE, DRM_MEM_CTXBITMAP); up(&dev->struct_sem); } @@ -194,7 +199,7 @@ void drm_ctxbitmap_cleanup( drm_device_t *dev ) /** * Get per-context SAREA. - * + * * \param inode device inode. * \param filp file pointer. * \param cmd command. @@ -205,10 +210,10 @@ void drm_ctxbitmap_cleanup( drm_device_t *dev ) * returns its handle. */ int drm_getsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_ctx_priv_map_t __user *argp = (void __user *)arg; drm_ctx_priv_map_t request; drm_map_t *map; @@ -217,7 +222,8 @@ int drm_getsareactx(struct inode *inode, struct file *filp, return -EFAULT; down(&dev->struct_sem); - if (dev->max_context < 0 || request.ctx_id >= (unsigned) dev->max_context) { + if (dev->max_context < 0 + || request.ctx_id >= (unsigned)dev->max_context) { up(&dev->struct_sem); return -EINVAL; } @@ -233,7 +239,7 @@ int drm_getsareactx(struct inode *inode, struct file *filp, /** * Set per-context SAREA. - * + * * \param inode device inode. * \param filp file pointer. * \param cmd command. @@ -244,37 +250,36 @@ int drm_getsareactx(struct inode *inode, struct file *filp, * drm_device::context_sareas with it. */ int drm_setsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_ctx_priv_map_t request; drm_map_t *map = NULL; drm_map_list_t *r_list = NULL; struct list_head *list; if (copy_from_user(&request, - (drm_ctx_priv_map_t __user *)arg, - sizeof(request))) + (drm_ctx_priv_map_t __user *) arg, sizeof(request))) return -EFAULT; down(&dev->struct_sem); list_for_each(list, &dev->maplist->head) { r_list = list_entry(list, drm_map_list_t, head); - if(r_list->map && - r_list->map->handle == request.handle) + if (r_list->map && r_list->map->handle == request.handle) goto found; } -bad: + bad: up(&dev->struct_sem); return -EINVAL; -found: + found: map = r_list->map; - if (!map) goto bad; + if (!map) + goto bad; if (dev->max_context < 0) goto bad; - if (request.ctx_id >= (unsigned) dev->max_context) + if (request.ctx_id >= (unsigned)dev->max_context) goto bad; dev->context_sareas[request.ctx_id] = map; up(&dev->struct_sem); @@ -297,22 +302,21 @@ found: * * Attempt to set drm_device::context_flag. */ -int drm_context_switch( drm_device_t *dev, int old, int new ) +int drm_context_switch(drm_device_t * dev, int old, int new) { - if ( test_and_set_bit( 0, &dev->context_flag ) ) { - DRM_ERROR( "Reentering -- FIXME\n" ); - return -EBUSY; - } - + if (test_and_set_bit(0, &dev->context_flag)) { + DRM_ERROR("Reentering -- FIXME\n"); + return -EBUSY; + } - DRM_DEBUG( "Context switch from %d to %d\n", old, new ); + DRM_DEBUG("Context switch from %d to %d\n", old, new); - if ( new == dev->last_context ) { - clear_bit( 0, &dev->context_flag ); - return 0; - } + if (new == dev->last_context) { + clear_bit(0, &dev->context_flag); + return 0; + } - return 0; + return 0; } /** @@ -326,22 +330,22 @@ int drm_context_switch( drm_device_t *dev, int old, int new ) * hardware lock is held, clears the drm_device::context_flag and wakes up * drm_device::context_wait. */ -int drm_context_switch_complete( drm_device_t *dev, int new ) +int drm_context_switch_complete(drm_device_t * dev, int new) { - dev->last_context = new; /* PRE/POST: This is the _only_ writer. */ - dev->last_switch = jiffies; + dev->last_context = new; /* PRE/POST: This is the _only_ writer. */ + dev->last_switch = jiffies; - if ( !_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) ) { - DRM_ERROR( "Lock isn't held after context switch\n" ); - } + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + DRM_ERROR("Lock isn't held after context switch\n"); + } - /* If a context switch is ever initiated - when the kernel holds the lock, release - that lock here. */ - clear_bit( 0, &dev->context_flag ); - wake_up( &dev->context_wait ); + /* If a context switch is ever initiated + when the kernel holds the lock, release + that lock here. */ + clear_bit(0, &dev->context_flag); + wake_up(&dev->context_wait); - return 0; + return 0; } /** @@ -353,29 +357,28 @@ int drm_context_switch_complete( drm_device_t *dev, int new ) * \param arg user argument pointing to a drm_ctx_res structure. * \return zero on success or a negative number on failure. */ -int drm_resctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_resctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_ctx_res_t res; drm_ctx_t __user *argp = (void __user *)arg; drm_ctx_t ctx; int i; - if ( copy_from_user( &res, argp, sizeof(res) ) ) + if (copy_from_user(&res, argp, sizeof(res))) return -EFAULT; - if ( res.count >= DRM_RESERVED_CONTEXTS ) { - memset( &ctx, 0, sizeof(ctx) ); - for ( i = 0 ; i < DRM_RESERVED_CONTEXTS ; i++ ) { + if (res.count >= DRM_RESERVED_CONTEXTS) { + memset(&ctx, 0, sizeof(ctx)); + for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { ctx.handle = i; - if ( copy_to_user( &res.contexts[i], - &i, sizeof(i) ) ) + if (copy_to_user(&res.contexts[i], &i, sizeof(i))) return -EFAULT; } } res.count = DRM_RESERVED_CONTEXTS; - if ( copy_to_user( argp, &res, sizeof(res) ) ) + if (copy_to_user(argp, &res, sizeof(res))) return -EFAULT; return 0; } @@ -391,58 +394,57 @@ int drm_resctx( struct inode *inode, struct file *filp, * * Get a new handle for the context and copy to userspace. */ -int drm_addctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_addctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; - drm_ctx_list_t * ctx_entry; + drm_ctx_list_t *ctx_entry; drm_ctx_t __user *argp = (void __user *)arg; drm_ctx_t ctx; - if ( copy_from_user( &ctx, argp, sizeof(ctx) ) ) + if (copy_from_user(&ctx, argp, sizeof(ctx))) return -EFAULT; - ctx.handle = drm_ctxbitmap_next( dev ); - if ( ctx.handle == DRM_KERNEL_CONTEXT ) { - /* Skip kernel's context and get a new one. */ - ctx.handle = drm_ctxbitmap_next( dev ); + ctx.handle = drm_ctxbitmap_next(dev); + if (ctx.handle == DRM_KERNEL_CONTEXT) { + /* Skip kernel's context and get a new one. */ + ctx.handle = drm_ctxbitmap_next(dev); } - DRM_DEBUG( "%d\n", ctx.handle ); - if ( ctx.handle == -1 ) { - DRM_DEBUG( "Not enough free contexts.\n" ); - /* Should this return -EBUSY instead? */ + DRM_DEBUG("%d\n", ctx.handle); + if (ctx.handle == -1) { + DRM_DEBUG("Not enough free contexts.\n"); + /* Should this return -EBUSY instead? */ return -ENOMEM; } - if ( ctx.handle != DRM_KERNEL_CONTEXT ) - { + if (ctx.handle != DRM_KERNEL_CONTEXT) { if (dev->fn_tbl->context_ctor) dev->fn_tbl->context_ctor(dev, ctx.handle); } - ctx_entry = drm_alloc( sizeof(*ctx_entry), DRM_MEM_CTXLIST ); - if ( !ctx_entry ) { + ctx_entry = drm_alloc(sizeof(*ctx_entry), DRM_MEM_CTXLIST); + if (!ctx_entry) { DRM_DEBUG("out of memory\n"); return -ENOMEM; } - INIT_LIST_HEAD( &ctx_entry->head ); + INIT_LIST_HEAD(&ctx_entry->head); ctx_entry->handle = ctx.handle; ctx_entry->tag = priv; - down( &dev->ctxlist_sem ); - list_add( &ctx_entry->head, &dev->ctxlist->head ); + down(&dev->ctxlist_sem); + list_add(&ctx_entry->head, &dev->ctxlist->head); ++dev->ctx_count; - up( &dev->ctxlist_sem ); + up(&dev->ctxlist_sem); - if ( copy_to_user( argp, &ctx, sizeof(ctx) ) ) + if (copy_to_user(argp, &ctx, sizeof(ctx))) return -EFAULT; return 0; } -int drm_modctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_modctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { /* This does nothing */ return 0; @@ -457,19 +459,19 @@ int drm_modctx( struct inode *inode, struct file *filp, * \param arg user argument pointing to a drm_ctx structure. * \return zero on success or a negative number on failure. */ -int drm_getctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_getctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_ctx_t __user *argp = (void __user *)arg; drm_ctx_t ctx; - if ( copy_from_user( &ctx, argp, sizeof(ctx) ) ) + if (copy_from_user(&ctx, argp, sizeof(ctx))) return -EFAULT; /* This is 0, because we don't handle any context flags */ ctx.flags = 0; - if ( copy_to_user( argp, &ctx, sizeof(ctx) ) ) + if (copy_to_user(argp, &ctx, sizeof(ctx))) return -EFAULT; return 0; } @@ -485,18 +487,18 @@ int drm_getctx( struct inode *inode, struct file *filp, * * Calls context_switch(). */ -int drm_switchctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_switchctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_ctx_t ctx; - if ( copy_from_user( &ctx, (drm_ctx_t __user *)arg, sizeof(ctx) ) ) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; - DRM_DEBUG( "%d\n", ctx.handle ); - return drm_context_switch( dev, dev->last_context, ctx.handle ); + DRM_DEBUG("%d\n", ctx.handle); + return drm_context_switch(dev, dev->last_context, ctx.handle); } /** @@ -510,18 +512,18 @@ int drm_switchctx( struct inode *inode, struct file *filp, * * Calls context_switch_complete(). */ -int drm_newctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_newctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_ctx_t ctx; - if ( copy_from_user( &ctx, (drm_ctx_t __user *)arg, sizeof(ctx) ) ) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; - DRM_DEBUG( "%d\n", ctx.handle ); - drm_context_switch_complete( dev, ctx.handle ); + DRM_DEBUG("%d\n", ctx.handle); + drm_context_switch_complete(dev, ctx.handle); return 0; } @@ -537,42 +539,41 @@ int drm_newctx( struct inode *inode, struct file *filp, * * If not the special kernel context, calls ctxbitmap_free() to free the specified context. */ -int drm_rmctx( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_rmctx(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_ctx_t ctx; - if ( copy_from_user( &ctx, (drm_ctx_t __user *)arg, sizeof(ctx) ) ) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; - DRM_DEBUG( "%d\n", ctx.handle ); - if ( ctx.handle == DRM_KERNEL_CONTEXT + 1 ) { + DRM_DEBUG("%d\n", ctx.handle); + if (ctx.handle == DRM_KERNEL_CONTEXT + 1) { priv->remove_auth_on_close = 1; } - if ( ctx.handle != DRM_KERNEL_CONTEXT ) { + if (ctx.handle != DRM_KERNEL_CONTEXT) { if (dev->fn_tbl->context_dtor) dev->fn_tbl->context_dtor(dev, ctx.handle); - drm_ctxbitmap_free( dev, ctx.handle ); + drm_ctxbitmap_free(dev, ctx.handle); } - down( &dev->ctxlist_sem ); - if ( !list_empty( &dev->ctxlist->head ) ) { + down(&dev->ctxlist_sem); + if (!list_empty(&dev->ctxlist->head)) { drm_ctx_list_t *pos, *n; - list_for_each_entry_safe( pos, n, &dev->ctxlist->head, head ) { - if ( pos->handle == ctx.handle ) { - list_del( &pos->head ); - drm_free( pos, sizeof(*pos), DRM_MEM_CTXLIST ); + list_for_each_entry_safe(pos, n, &dev->ctxlist->head, head) { + if (pos->handle == ctx.handle) { + list_del(&pos->head); + drm_free(pos, sizeof(*pos), DRM_MEM_CTXLIST); --dev->ctx_count; } } } - up( &dev->ctxlist_sem ); + up(&dev->ctxlist_sem); return 0; } /*@}*/ - diff --git a/linux-core/drm_core.h b/linux-core/drm_core.h index cfe62191..33b14cc2 100644 --- a/linux-core/drm_core.h +++ b/linux-core/drm_core.h @@ -35,4 +35,3 @@ #define DRIVER_MAJOR 1 #define DRIVER_MINOR 0 #define DRIVER_PATCHLEVEL 0 - diff --git a/linux-core/drm_dma.c b/linux-core/drm_dma.c index c7a5448a..66886309 100644 --- a/linux-core/drm_dma.c +++ b/linux-core/drm_dma.c @@ -1,5 +1,5 @@ /** - * \file drm_dma.h + * \file drm_dma.h * DMA IOCTL and function support * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -37,23 +37,23 @@ /** * Initialize the DMA data. - * + * * \param dev DRM device. * \return zero on success or a negative value on failure. * * Allocate and initialize a drm_device_dma structure. */ -int drm_dma_setup( drm_device_t *dev ) +int drm_dma_setup(drm_device_t * dev) { int i; - dev->dma = drm_alloc( sizeof(*dev->dma), DRM_MEM_DRIVER ); - if ( !dev->dma ) + dev->dma = drm_alloc(sizeof(*dev->dma), DRM_MEM_DRIVER); + if (!dev->dma) return -ENOMEM; - memset( dev->dma, 0, sizeof(*dev->dma) ); + memset(dev->dma, 0, sizeof(*dev->dma)); - for ( i = 0 ; i <= DRM_MAX_ORDER ; i++ ) + for (i = 0; i <= DRM_MAX_ORDER; i++) memset(&dev->dma->bufs[i], 0, sizeof(dev->dma->bufs[0])); return 0; @@ -67,14 +67,15 @@ int drm_dma_setup( drm_device_t *dev ) * Free all pages associated with DMA buffers, the buffers and pages lists, and * finally the the drm_device::dma structure itself. */ -void drm_dma_takedown(drm_device_t *dev) +void drm_dma_takedown(drm_device_t * dev) { - drm_device_dma_t *dma = dev->dma; - int i, j; + drm_device_dma_t *dma = dev->dma; + int i, j; - if (!dma) return; + if (!dma) + return; - /* Clear dma buffers */ + /* Clear dma buffers */ for (i = 0; i <= DRM_MAX_ORDER; i++) { if (dma->bufs[i].seg_count) { DRM_DEBUG("order %d: buf_count = %d," @@ -85,64 +86,63 @@ void drm_dma_takedown(drm_device_t *dev) for (j = 0; j < dma->bufs[i].seg_count; j++) { if (dma->bufs[i].seglist[j]) { drm_free_pages(dma->bufs[i].seglist[j], - dma->bufs[i].page_order, - DRM_MEM_DMA); + dma->bufs[i].page_order, + DRM_MEM_DMA); } } drm_free(dma->bufs[i].seglist, - dma->bufs[i].seg_count - * sizeof(*dma->bufs[0].seglist), - DRM_MEM_SEGS); + dma->bufs[i].seg_count + * sizeof(*dma->bufs[0].seglist), DRM_MEM_SEGS); } - if (dma->bufs[i].buf_count) { - for (j = 0; j < dma->bufs[i].buf_count; j++) { + if (dma->bufs[i].buf_count) { + for (j = 0; j < dma->bufs[i].buf_count; j++) { if (dma->bufs[i].buflist[j].dev_private) { - drm_free(dma->bufs[i].buflist[j].dev_private, - dma->bufs[i].buflist[j].dev_priv_size, - DRM_MEM_BUFS); + drm_free(dma->bufs[i].buflist[j]. + dev_private, + dma->bufs[i].buflist[j]. + dev_priv_size, DRM_MEM_BUFS); } } - drm_free(dma->bufs[i].buflist, - dma->bufs[i].buf_count * - sizeof(*dma->bufs[0].buflist), - DRM_MEM_BUFS); + drm_free(dma->bufs[i].buflist, + dma->bufs[i].buf_count * + sizeof(*dma->bufs[0].buflist), DRM_MEM_BUFS); } } if (dma->buflist) { drm_free(dma->buflist, - dma->buf_count * sizeof(*dma->buflist), - DRM_MEM_BUFS); + dma->buf_count * sizeof(*dma->buflist), DRM_MEM_BUFS); } if (dma->pagelist) { drm_free(dma->pagelist, - dma->page_count * sizeof(*dma->pagelist), - DRM_MEM_PAGES); + dma->page_count * sizeof(*dma->pagelist), + DRM_MEM_PAGES); } drm_free(dev->dma, sizeof(*dev->dma), DRM_MEM_DRIVER); dev->dma = NULL; } - /** * Free a buffer. * * \param dev DRM device. * \param buf buffer to free. - * + * * Resets the fields of \p buf. */ -void drm_free_buffer(drm_device_t *dev, drm_buf_t *buf) +void drm_free_buffer(drm_device_t * dev, drm_buf_t * buf) { - if (!buf) return; + if (!buf) + return; - buf->waiting = 0; - buf->pending = 0; - buf->filp = NULL; - buf->used = 0; + buf->waiting = 0; + buf->pending = 0; + buf->filp = NULL; + buf->used = 0; - if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && waitqueue_active(&buf->dma_wait)) { + if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) + && waitqueue_active(&buf->dma_wait)) { wake_up_interruptible(&buf->dma_wait); } } @@ -154,14 +154,15 @@ void drm_free_buffer(drm_device_t *dev, drm_buf_t *buf) * * Frees each buffer associated with \p filp not already on the hardware. */ -void drm_core_reclaim_buffers( struct file *filp ) +void drm_core_reclaim_buffers(struct file *filp) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_device_dma_t *dma = dev->dma; - int i; + int i; - if (!dma) return; + if (!dma) + return; for (i = 0; i < dma->buf_count; i++) { if (dma->buflist[i]->filp == filp) { switch (dma->buflist[i]->list) { @@ -179,4 +180,3 @@ void drm_core_reclaim_buffers( struct file *filp ) } } EXPORT_SYMBOL(drm_core_reclaim_buffers); - diff --git a/linux-core/drm_drawable.c b/linux-core/drm_drawable.c index e8e8e42b..c9b867cd 100644 --- a/linux-core/drm_drawable.c +++ b/linux-core/drm_drawable.c @@ -1,5 +1,5 @@ /** - * \file drm_drawable.h + * \file drm_drawable.h * IOCTLs for drawables * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -37,20 +37,20 @@ /** No-op. */ int drm_adddraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_draw_t draw; draw.handle = 0; /* NOOP */ DRM_DEBUG("%d\n", draw.handle); - if (copy_to_user((drm_draw_t __user *)arg, &draw, sizeof(draw))) + if (copy_to_user((drm_draw_t __user *) arg, &draw, sizeof(draw))) return -EFAULT; return 0; } /** No-op. */ int drm_rmdraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { return 0; /* NOOP */ } diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c index 630e29dc..3cc8da02 100644 --- a/linux-core/drm_drv.c +++ b/linux-core/drm_drv.c @@ -1,5 +1,5 @@ /** - * \file drm_drv.h + * \file drm_drv.h * Generic driver template * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -54,7 +54,7 @@ #include "drmP.h" #include "drm_core.h" -static void __exit drm_cleanup( drm_device_t *dev ); +static void __exit drm_cleanup(drm_device_t * dev); #ifndef MODULE /** Use an additional macro to avoid preprocessor troubles */ @@ -64,80 +64,81 @@ static void __exit drm_cleanup( drm_device_t *dev ); * boot-loader (e.g., LILO). It calls the insmod option routine, * parse_options(). */ -static int __init drm_options( char *str ) +static int __init drm_options(char *str) { - drm_parse_options( str ); + drm_parse_options(str); return 1; } -__setup( DRIVER_NAME "=", DRM_OPTIONS_FUNC ); +__setup(DRIVER_NAME "=", DRM_OPTIONS_FUNC); #undef DRM_OPTIONS_FUNC #endif int drm_fb_loaded = 0; /** Ioctl table */ -drm_ioctl_desc_t drm_ioctls[] = { - [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { drm_version, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { drm_getunique, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = { drm_getmagic, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { drm_irq_by_busid, 0, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)] = { drm_getmap, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)] = { drm_getclient, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)] = { drm_getstats, 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_SET_VERSION)] = { drm_setversion, 0, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { drm_setunique, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { drm_noop, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { drm_noop, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic, 1, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { drm_addmap, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = { drm_rmmap, 1, 0 }, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { drm_setsareactx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { drm_getsareactx, 1, 0 }, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { drm_addctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { drm_rmctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = { drm_modctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = { drm_getctx, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { drm_switchctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = { drm_newctx, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = { drm_resctx, 1, 0 }, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = { drm_adddraw, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = { drm_rmdraw, 1, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = { drm_lock, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = { drm_unlock, 1, 0 }, - - [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = { drm_noop, 1, 0 }, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = { drm_addbufs, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = { drm_markbufs, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = { drm_infobufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = { drm_mapbufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = { drm_freebufs, 1, 0 }, +drm_ioctl_desc_t drm_ioctls[] = { + [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = {drm_version, 0, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = {drm_getunique, 0, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = {drm_getmagic, 0, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = {drm_irq_by_busid, 0, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)] = {drm_getmap, 0, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)] = {drm_getclient, 0, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)] = {drm_getstats, 0, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_SET_VERSION)] = {drm_setversion, 0, 1}, + + [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = {drm_setunique, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = {drm_noop, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = {drm_noop, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = {drm_authmagic, 1, 1}, + + [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = {drm_addmap, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = {drm_rmmap, 1, 0}, + + [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = {drm_setsareactx, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = {drm_getsareactx, 1, 0}, + + [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = {drm_addctx, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = {drm_rmctx, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = {drm_modctx, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = {drm_getctx, 1, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = {drm_switchctx, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = {drm_newctx, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = {drm_resctx, 1, 0}, + + [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = {drm_adddraw, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = {drm_rmdraw, 1, 1}, + + [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = {drm_lock, 1, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = {drm_unlock, 1, 0}, + + [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = {drm_noop, 1, 0}, + + [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = {drm_addbufs, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = {drm_markbufs, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = {drm_infobufs, 1, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = {drm_mapbufs, 1, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = {drm_freebufs, 1, 0}, /* The DRM_IOCTL_DMA ioctl should be defined by the driver. */ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = {NULL, 1, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { drm_control, 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = {drm_control, 1, 1}, #if __OS_HAS_AGP - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = { drm_agp_acquire, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = { drm_agp_release, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = { drm_agp_enable, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = { drm_agp_info, 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = { drm_agp_alloc, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = { drm_agp_free, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = { drm_agp_bind, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = { drm_agp_unbind, 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = {drm_agp_acquire, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = {drm_agp_release, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = {drm_agp_enable, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = {drm_agp_info, 1, 0}, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = {drm_agp_alloc, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = {drm_agp_free, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = {drm_agp_bind, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = {drm_agp_unbind, 1, 1}, #endif - [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = { drm_sg_alloc, 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = { drm_sg_free, 1, 1 }, + [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = {drm_sg_alloc, 1, 1}, + [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = {drm_sg_free, 1, 1}, - [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = { drm_wait_vblank, 0, 0 }, + [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = {drm_wait_vblank, 0, 0}, }; #define DRIVER_IOCTL_COUNT DRM_ARRAY_SIZE( drm_ioctls ) @@ -151,7 +152,7 @@ drm_ioctl_desc_t drm_ioctls[] = { * * \sa drm_device and setup(). */ -int drm_takedown( drm_device_t *dev ) +int drm_takedown(drm_device_t * dev) { drm_magic_entry_t *pt, *next; drm_map_t *map; @@ -160,77 +161,79 @@ int drm_takedown( drm_device_t *dev ) drm_vma_entry_t *vma, *vma_next; int i; - DRM_DEBUG( "\n" ); + DRM_DEBUG("\n"); if (dev->fn_tbl->pretakedown) dev->fn_tbl->pretakedown(dev); - if ( dev->irq_enabled ) drm_irq_uninstall( dev ); + if (dev->irq_enabled) + drm_irq_uninstall(dev); - down( &dev->struct_sem ); - del_timer( &dev->timer ); + down(&dev->struct_sem); + del_timer(&dev->timer); - if ( dev->devname ) { - drm_free( dev->devname, strlen( dev->devname ) + 1, - DRM_MEM_DRIVER ); + if (dev->devname) { + drm_free(dev->devname, strlen(dev->devname) + 1, + DRM_MEM_DRIVER); dev->devname = NULL; } - if ( dev->unique ) { - drm_free( dev->unique, strlen( dev->unique ) + 1, - DRM_MEM_DRIVER ); + if (dev->unique) { + drm_free(dev->unique, strlen(dev->unique) + 1, DRM_MEM_DRIVER); dev->unique = NULL; dev->unique_len = 0; } - /* Clear pid list */ - for ( i = 0 ; i < DRM_HASH_SIZE ; i++ ) { - for ( pt = dev->magiclist[i].head ; pt ; pt = next ) { + /* Clear pid list */ + for (i = 0; i < DRM_HASH_SIZE; i++) { + for (pt = dev->magiclist[i].head; pt; pt = next) { next = pt->next; - drm_free( pt, sizeof(*pt), DRM_MEM_MAGIC ); + drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC); } dev->magiclist[i].head = dev->magiclist[i].tail = NULL; } - /* Clear AGP information */ + /* Clear AGP information */ if (drm_core_has_AGP(dev) && dev->agp) { drm_agp_mem_t *entry; drm_agp_mem_t *nexte; - /* Remove AGP resources, but leave dev->agp - intact until drv_cleanup is called. */ - for ( entry = dev->agp->memory ; entry ; entry = nexte ) { + /* Remove AGP resources, but leave dev->agp + intact until drv_cleanup is called. */ + for (entry = dev->agp->memory; entry; entry = nexte) { nexte = entry->next; - if ( entry->bound ) drm_unbind_agp( entry->memory ); - drm_free_agp( entry->memory, entry->pages ); - drm_free( entry, sizeof(*entry), DRM_MEM_AGPLISTS ); + if (entry->bound) + drm_unbind_agp(entry->memory); + drm_free_agp(entry->memory, entry->pages); + drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); } dev->agp->memory = NULL; - if ( dev->agp->acquired ) drm_agp_do_release(); + if (dev->agp->acquired) + drm_agp_do_release(); dev->agp->acquired = 0; - dev->agp->enabled = 0; + dev->agp->enabled = 0; } - /* Clear vma list (only built for debugging) */ - if ( dev->vmalist ) { - for ( vma = dev->vmalist ; vma ; vma = vma_next ) { + /* Clear vma list (only built for debugging) */ + if (dev->vmalist) { + for (vma = dev->vmalist; vma; vma = vma_next) { vma_next = vma->next; - drm_free( vma, sizeof(*vma), DRM_MEM_VMAS ); + drm_free(vma, sizeof(*vma), DRM_MEM_VMAS); } dev->vmalist = NULL; } - if( dev->maplist ) { - list_for_each_safe( list, list_next, &dev->maplist->head ) { - r_list = (drm_map_list_t *)list; + if (dev->maplist) { + list_for_each_safe(list, list_next, &dev->maplist->head) { + r_list = (drm_map_list_t *) list; - if ( ( map = r_list->map ) ) { - switch ( map->type ) { + if ((map = r_list->map)) { + switch (map->type) { case _DRM_REGISTERS: case _DRM_FRAME_BUFFER: continue; - + case _DRM_SHM: vfree(map->handle); break; @@ -242,7 +245,8 @@ int drm_takedown( drm_device_t *dev ) break; case _DRM_SCATTER_GATHER: /* Handle it */ - if (drm_core_check_feature(dev, DRIVER_SG) && dev->sg) { + if (drm_core_check_feature + (dev, DRIVER_SG) && dev->sg) { drm_sg_cleanup(dev->sg); dev->sg = NULL; } @@ -250,38 +254,37 @@ int drm_takedown( drm_device_t *dev ) } drm_free(map, sizeof(*map), DRM_MEM_MAPS); } - list_del( list ); + list_del(list); drm_free(r_list, sizeof(*r_list), DRM_MEM_MAPS); - } - } + } + } - if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && dev->queuelist) { - for ( i = 0 ; i < dev->queue_count ; i++ ) { + for (i = 0; i < dev->queue_count; i++) { - if ( dev->queuelist[i] ) { - drm_free( dev->queuelist[i], - sizeof(*dev->queuelist[0]), - DRM_MEM_QUEUES ); + if (dev->queuelist[i]) { + drm_free(dev->queuelist[i], + sizeof(*dev->queuelist[0]), + DRM_MEM_QUEUES); dev->queuelist[i] = NULL; } } - drm_free( dev->queuelist, - dev->queue_slots * sizeof(*dev->queuelist), - DRM_MEM_QUEUES ); + drm_free(dev->queuelist, + dev->queue_slots * sizeof(*dev->queuelist), + DRM_MEM_QUEUES); dev->queuelist = NULL; } dev->queue_count = 0; if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) - drm_dma_takedown( dev ); + drm_dma_takedown(dev); - if ( dev->lock.hw_lock ) { - dev->sigdata.lock = dev->lock.hw_lock = NULL; /* SHM removed */ + if (dev->lock.hw_lock) { + dev->sigdata.lock = dev->lock.hw_lock = NULL; /* SHM removed */ dev->lock.filp = NULL; - wake_up_interruptible( &dev->lock.lock_queue ); + wake_up_interruptible(&dev->lock.lock_queue); } - up( &dev->struct_sem ); + up(&dev->struct_sem); return 0; } @@ -289,7 +292,7 @@ int drm_takedown( drm_device_t *dev ) void __exit drm_cleanup_pci(struct pci_dev *pdev) { drm_device_t *dev = pci_get_drvdata(pdev); - + pci_set_drvdata(pdev, NULL); pci_release_regions(pdev); if (dev) @@ -300,7 +303,7 @@ EXPORT_SYMBOL(drm_cleanup_pci); #ifdef MODULE static char *drm_opts = NULL; #endif -MODULE_PARM( drm_opts, "s" ); +MODULE_PARM(drm_opts, "s"); /** * Module initialization. Called via init_module at module load time, or via @@ -311,33 +314,38 @@ MODULE_PARM( drm_opts, "s" ); * Initializes an array of drm_device structures, and attempts to * initialize all available devices, using consecutive minors, registering the * stubs and initializing the AGP device. - * + * * Expands the \c DRIVER_PREINIT and \c DRIVER_POST_INIT macros before and * after the initialization for driver customization. */ -int __devinit drm_init( struct pci_driver *driver, struct pci_device_id* pciidlist, struct drm_driver_fn *driver_fn) +int __devinit drm_init(struct pci_driver *driver, + struct pci_device_id *pciidlist, + struct drm_driver_fn *driver_fn) { struct pci_dev *pdev; struct pci_device_id *pid; int i; - - DRM_DEBUG( "\n" ); + + DRM_DEBUG("\n"); #ifdef MODULE - drm_parse_options( drm_opts ); + drm_parse_options(drm_opts); #endif drm_mem_init(); - - for (i=0; (pciidlist[i].vendor != 0) && !drm_fb_loaded; i++) { + + for (i = 0; (pciidlist[i].vendor != 0) && !drm_fb_loaded; i++) { pid = &pciidlist[i]; - + pdev = NULL; /* pass back in pdev to account for multiple identical cards */ - while ((pdev = pci_get_subsys(pid->vendor, pid->device, pid->subvendor, pid->subdevice, pdev))) { + while ((pdev = + pci_get_subsys(pid->vendor, pid->device, pid->subvendor, + pid->subdevice, pdev))) { /* is there already a driver loaded, or (short circuit saves work) */ /* does something like VesaFB have control of the memory region? */ - if (pci_dev_driver(pdev) || pci_request_regions(pdev, "DRM scan")) { + if (pci_dev_driver(pdev) + || pci_request_regions(pdev, "DRM scan")) { /* go into stealth mode */ drm_fb_loaded = 1; pci_dev_put(pdev); @@ -347,16 +355,19 @@ int __devinit drm_init( struct pci_driver *driver, struct pci_device_id* pciidli pci_release_regions(pdev); } } - + if (drm_fb_loaded == 0) pci_register_driver(driver); else { - for (i=0; pciidlist[i].vendor != 0; i++) { + for (i = 0; pciidlist[i].vendor != 0; i++) { pid = &pciidlist[i]; - + pdev = NULL; /* pass back in pdev to account for multiple identical cards */ - while ((pdev = pci_get_subsys(pid->vendor, pid->device, pid->subvendor, pid->subdevice, pdev))) { + while ((pdev = + pci_get_subsys(pid->vendor, pid->device, + pid->subvendor, pid->subdevice, + pdev))) { /* stealth mode requires a manual probe */ drm_probe(pdev, &pciidlist[i], driver_fn); } @@ -371,16 +382,16 @@ EXPORT_SYMBOL(drm_init); * Called via cleanup_module() at module unload time. * * Cleans up all DRM device, calling takedown(). - * + * * \sa drm_init(). */ -static void __exit drm_cleanup( drm_device_t *dev ) +static void __exit drm_cleanup(drm_device_t * dev) { drm_map_t *map; drm_map_list_t *r_list; struct list_head *list, *list_next; - - DRM_DEBUG( "\n" ); + + DRM_DEBUG("\n"); if (!dev) { DRM_ERROR("cleanup called no dev\n"); return; @@ -388,28 +399,33 @@ static void __exit drm_cleanup( drm_device_t *dev ) drm_takedown(dev); - if( dev->maplist ) { - list_for_each_safe( list, list_next, &dev->maplist->head ) { - r_list = (drm_map_list_t *)list; + if (dev->maplist) { + list_for_each_safe(list, list_next, &dev->maplist->head) { + r_list = (drm_map_list_t *) list; - if ( ( map = r_list->map ) ) { - switch ( map->type ) { + if ((map = r_list->map)) { + switch (map->type) { case _DRM_REGISTERS: - drm_ioremapfree( map->handle, map->size, dev ); + drm_ioremapfree(map->handle, map->size, + dev); break; - + case _DRM_FRAME_BUFFER: - if ( drm_core_has_MTRR(dev)) { - if ( map->mtrr >= 0 ) { + if (drm_core_has_MTRR(dev)) { + if (map->mtrr >= 0) { int retcode; - retcode = mtrr_del( map->mtrr, - map->offset, - map->size ); - DRM_DEBUG( "mtrr_del=%d\n", retcode ); + retcode = + mtrr_del(map->mtrr, + map-> + offset, + map->size); + DRM_DEBUG + ("mtrr_del=%d\n", + retcode); } } break; - + case _DRM_SHM: case _DRM_AGP: case _DRM_SCATTER_GATHER: @@ -418,43 +434,44 @@ static void __exit drm_cleanup( drm_device_t *dev ) } drm_free(map, sizeof(*map), DRM_MEM_MAPS); } - list_del( list ); + list_del(list); drm_free(r_list, sizeof(*r_list), DRM_MEM_MAPS); - } + } drm_free(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS); dev->maplist = NULL; - } - if (drm_fb_loaded==0) + } + if (drm_fb_loaded == 0) pci_disable_device(dev->pdev); - drm_ctxbitmap_cleanup( dev ); + drm_ctxbitmap_cleanup(dev); - if (drm_core_has_MTRR(dev) && drm_core_has_AGP(dev) && dev->agp && dev->agp->agp_mtrr >= 0) { + if (drm_core_has_MTRR(dev) && drm_core_has_AGP(dev) && dev->agp + && dev->agp->agp_mtrr >= 0) { int retval; - retval = mtrr_del( dev->agp->agp_mtrr, - dev->agp->agp_info.aper_base, - dev->agp->agp_info.aper_size*1024*1024 ); - DRM_DEBUG( "mtrr_del=%d\n", retval ); + retval = mtrr_del(dev->agp->agp_mtrr, + dev->agp->agp_info.aper_base, + dev->agp->agp_info.aper_size * 1024 * 1024); + DRM_DEBUG("mtrr_del=%d\n", retval); } - if (drm_core_has_AGP(dev) && dev->agp ) { - drm_free( dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS ); + if (drm_core_has_AGP(dev) && dev->agp) { + drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS); dev->agp = NULL; } if (dev->fn_tbl->postcleanup) dev->fn_tbl->postcleanup(dev); - if ( drm_put_minor(dev) ) - DRM_ERROR( "Cannot unload module\n" ); + if (drm_put_minor(dev)) + DRM_ERROR("Cannot unload module\n"); } -void __exit drm_exit (struct pci_driver *driver) +void __exit drm_exit(struct pci_driver *driver) { int i; drm_device_t *dev; drm_minor_t *minor; - - DRM_DEBUG( "\n" ); + + DRM_DEBUG("\n"); if (drm_fb_loaded) { for (i = 0; i < cards_limit; i++) { minor = &drm_minors[i]; @@ -469,24 +486,24 @@ void __exit drm_exit (struct pci_driver *driver) } } else pci_unregister_driver(driver); - DRM_INFO( "Module unloaded\n" ); + DRM_INFO("Module unloaded\n"); } EXPORT_SYMBOL(drm_exit); /** File operations structure */ static struct file_operations drm_stub_fops = { .owner = THIS_MODULE, - .open = drm_stub_open + .open = drm_stub_open }; static int __init drm_core_init(void) { int ret = -ENOMEM; - - cards_limit = (cards_limit < DRM_MAX_MINOR + 1 ? cards_limit : DRM_MAX_MINOR + 1); - drm_minors = drm_calloc(cards_limit, - sizeof(*drm_minors), DRM_MEM_STUB); - if(!drm_minors) + + cards_limit = + (cards_limit < DRM_MAX_MINOR + 1 ? cards_limit : DRM_MAX_MINOR + 1); + drm_minors = drm_calloc(cards_limit, sizeof(*drm_minors), DRM_MEM_STUB); + if (!drm_minors) goto err_p1; if (register_chrdev(DRM_MAJOR, "drm", &drm_stub_fops)) @@ -494,7 +511,7 @@ static int __init drm_core_init(void) drm_class = drm_sysfs_create(THIS_MODULE, "drm"); if (IS_ERR(drm_class)) { - printk (KERN_ERR "DRM: Error creating drm class.\n"); + printk(KERN_ERR "DRM: Error creating drm class.\n"); ret = PTR_ERR(drm_class); goto err_p2; } @@ -505,26 +522,22 @@ static int __init drm_core_init(void) ret = -1; goto err_p3; } - drm_agp = (drm_agp_t *)inter_module_get("drm_agp"); - - DRM_INFO( "Initialized %s %d.%d.%d %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE - ); + drm_agp = (drm_agp_t *) inter_module_get("drm_agp"); + + DRM_INFO("Initialized %s %d.%d.%d %s\n", + DRIVER_NAME, + DRIVER_MAJOR, DRIVER_MINOR, DRIVER_PATCHLEVEL, DRIVER_DATE); return 0; -err_p3: + err_p3: drm_sysfs_destroy(drm_class); -err_p2: + err_p2: unregister_chrdev(DRM_MAJOR, "drm"); drm_free(drm_minors, sizeof(*drm_minors) * cards_limit, DRM_MEM_STUB); -err_p1: + err_p1: return ret; } -static void __exit drm_core_exit (void) +static void __exit drm_core_exit(void) { if (drm_agp) inter_module_put("drm_agp"); @@ -534,13 +547,11 @@ static void __exit drm_core_exit (void) unregister_chrdev(DRM_MAJOR, "drm"); - drm_free(drm_minors, sizeof(*drm_minors) * - cards_limit, DRM_MEM_STUB); + drm_free(drm_minors, sizeof(*drm_minors) * cards_limit, DRM_MEM_STUB); } -module_init( drm_core_init ); -module_exit( drm_core_exit ); - +module_init(drm_core_init); +module_exit(drm_core_exit); /** * Get version information @@ -553,8 +564,8 @@ module_exit( drm_core_exit ); * * Fills in the version information in \p arg. */ -int drm_version( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_version(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -562,19 +573,19 @@ int drm_version( struct inode *inode, struct file *filp, drm_version_t version; int ret; - if ( copy_from_user( &version, argp, sizeof(version) ) ) + if (copy_from_user(&version, argp, sizeof(version))) return -EFAULT; /* version is a required function to return the personality module version */ if ((ret = dev->fn_tbl->version(&version))) return ret; - - if ( copy_to_user( argp, &version, sizeof(version) ) ) + + if (copy_to_user(argp, &version, sizeof(version))) return -EFAULT; return 0; } -/** +/** * Called whenever a process performs an ioctl on /dev/drm. * * \param inode device inode. @@ -586,8 +597,8 @@ int drm_version( struct inode *inode, struct file *filp, * Looks up the ioctl function in the ::ioctls table, checking for root * previleges if so required, and dispatches to the respective function. */ -int drm_ioctl( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -596,38 +607,39 @@ int drm_ioctl( struct inode *inode, struct file *filp, unsigned int nr = DRM_IOCTL_NR(cmd); int retcode = -EINVAL; - atomic_inc( &dev->ioctl_count ); - atomic_inc( &dev->counts[_DRM_STAT_IOCTLS] ); + atomic_inc(&dev->ioctl_count); + atomic_inc(&dev->counts[_DRM_STAT_IOCTLS]); ++priv->ioctl_count; - DRM_DEBUG( "pid=%d, cmd=0x%02x, nr=0x%02x, dev 0x%lx, auth=%d\n", - current->pid, cmd, nr, (long)old_encode_dev(dev->device), - priv->authenticated ); + DRM_DEBUG("pid=%d, cmd=0x%02x, nr=0x%02x, dev 0x%lx, auth=%d\n", + current->pid, cmd, nr, (long)old_encode_dev(dev->device), + priv->authenticated); if (nr < DRIVER_IOCTL_COUNT) ioctl = &drm_ioctls[nr]; - else if ((nr >= DRM_COMMAND_BASE) || (nr < DRM_COMMAND_BASE + dev->fn_tbl->num_ioctls)) + else if ((nr >= DRM_COMMAND_BASE) + || (nr < DRM_COMMAND_BASE + dev->fn_tbl->num_ioctls)) ioctl = &dev->fn_tbl->ioctls[nr - DRM_COMMAND_BASE]; else goto err_i1; func = ioctl->func; - if ((nr == DRM_IOCTL_NR(DRM_IOCTL_DMA)) && dev->fn_tbl->dma_ioctl) /* Local override? */ + if ((nr == DRM_IOCTL_NR(DRM_IOCTL_DMA)) && dev->fn_tbl->dma_ioctl) /* Local override? */ func = dev->fn_tbl->dma_ioctl; - if ( !func ) { - DRM_DEBUG( "no function\n" ); + if (!func) { + DRM_DEBUG("no function\n"); retcode = -EINVAL; - } else if ( ( ioctl->root_only && !capable( CAP_SYS_ADMIN ) )|| - ( ioctl->auth_needed && !priv->authenticated ) ) { + } else if ((ioctl->root_only && !capable(CAP_SYS_ADMIN)) || + (ioctl->auth_needed && !priv->authenticated)) { retcode = -EACCES; } else { - retcode = func( inode, filp, cmd, arg ); + retcode = func(inode, filp, cmd, arg); } -err_i1: - atomic_dec( &dev->ioctl_count ); - if (retcode) DRM_DEBUG( "ret = %x\n", retcode); + err_i1: + atomic_dec(&dev->ioctl_count); + if (retcode) + DRM_DEBUG("ret = %x\n", retcode); return retcode; } EXPORT_SYMBOL(drm_ioctl); - diff --git a/linux-core/drm_fops.c b/linux-core/drm_fops.c index fea01130..e6e0e867 100644 --- a/linux-core/drm_fops.c +++ b/linux-core/drm_fops.c @@ -1,7 +1,7 @@ /** - * \file drm_fops.h + * \file drm_fops.h * File operations for DRM - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Daryll Strauss <daryll@valinux.com> * \author Gareth Hughes <gareth@valinux.com> @@ -37,42 +37,41 @@ #include "drmP.h" #include <linux/poll.h> -static int drm_setup( drm_device_t *dev ) +static int drm_setup(drm_device_t * dev) { int i; if (dev->fn_tbl->presetup) dev->fn_tbl->presetup(dev); - atomic_set( &dev->ioctl_count, 0 ); - atomic_set( &dev->vma_count, 0 ); + atomic_set(&dev->ioctl_count, 0); + atomic_set(&dev->vma_count, 0); dev->buf_use = 0; - atomic_set( &dev->buf_alloc, 0 ); + atomic_set(&dev->buf_alloc, 0); - if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) - { - i = drm_dma_setup( dev ); - if ( i < 0 ) + if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) { + i = drm_dma_setup(dev); + if (i < 0) return i; } - - for ( i = 0 ; i < DRM_ARRAY_SIZE(dev->counts) ; i++ ) - atomic_set( &dev->counts[i], 0 ); - for ( i = 0 ; i < DRM_HASH_SIZE ; i++ ) { + for (i = 0; i < DRM_ARRAY_SIZE(dev->counts); i++) + atomic_set(&dev->counts[i], 0); + + for (i = 0; i < DRM_HASH_SIZE; i++) { dev->magiclist[i].head = NULL; dev->magiclist[i].tail = NULL; } - dev->ctxlist = drm_alloc(sizeof(*dev->ctxlist), - DRM_MEM_CTXLIST); - if(dev->ctxlist == NULL) return -ENOMEM; + dev->ctxlist = drm_alloc(sizeof(*dev->ctxlist), DRM_MEM_CTXLIST); + if (dev->ctxlist == NULL) + return -ENOMEM; memset(dev->ctxlist, 0, sizeof(*dev->ctxlist)); INIT_LIST_HEAD(&dev->ctxlist->head); dev->vmalist = NULL; dev->sigdata.lock = dev->lock.hw_lock = NULL; - init_waitqueue_head( &dev->lock.lock_queue ); + init_waitqueue_head(&dev->lock.lock_queue); dev->queue_count = 0; dev->queue_reserved = 0; dev->queue_slots = 0; @@ -84,7 +83,7 @@ static int drm_setup( drm_device_t *dev ) dev->last_context = 0; dev->last_switch = 0; dev->last_checked = 0; - init_waitqueue_head( &dev->context_wait ); + init_waitqueue_head(&dev->context_wait); dev->if_version = 0; dev->ctx_start = 0; @@ -94,14 +93,14 @@ static int drm_setup( drm_device_t *dev ) dev->buf_wp = dev->buf; dev->buf_end = dev->buf + DRM_BSZ; dev->buf_async = NULL; - init_waitqueue_head( &dev->buf_readers ); - init_waitqueue_head( &dev->buf_writers ); + init_waitqueue_head(&dev->buf_readers); + init_waitqueue_head(&dev->buf_writers); - DRM_DEBUG( "\n" ); + DRM_DEBUG("\n"); /* * The kernel's context could be created here, but is now created - * in drm_dma_enqueue. This is more resource-efficient for + * in drm_dma_enqueue. This is more resource-efficient for * hardware that does not do DMA, but may mean that * drm_select_queue fails between the time the interrupt is * initialized and the time the queues are initialized. @@ -112,10 +111,9 @@ static int drm_setup( drm_device_t *dev ) return 0; } - /** * Open file. - * + * * \param inode device inode * \param filp file pointer. * \return zero on success or a negative number on failure. @@ -124,7 +122,7 @@ static int drm_setup( drm_device_t *dev ) * increments the device open count. If the open count was previous at zero, * i.e., it's the first that the device is open, then calls setup(). */ -int drm_open( struct inode *inode, struct file *filp ) +int drm_open(struct inode *inode, struct file *filp) { drm_device_t *dev = NULL; int minor = iminor(inode); @@ -132,20 +130,20 @@ int drm_open( struct inode *inode, struct file *filp ) if (!((minor >= 0) && (minor < cards_limit))) return -ENODEV; - + dev = drm_minors[minor].dev; if (!dev) return -ENODEV; - retcode = drm_open_helper( inode, filp, dev ); - if ( !retcode ) { - atomic_inc( &dev->counts[_DRM_STAT_OPENS] ); - spin_lock( &dev->count_lock ); - if ( !dev->open_count++ ) { - spin_unlock( &dev->count_lock ); - return drm_setup( dev ); + retcode = drm_open_helper(inode, filp, dev); + if (!retcode) { + atomic_inc(&dev->counts[_DRM_STAT_OPENS]); + spin_lock(&dev->count_lock); + if (!dev->open_count++) { + spin_unlock(&dev->count_lock); + return drm_setup(dev); } - spin_unlock( &dev->count_lock ); + spin_unlock(&dev->count_lock); } return retcode; @@ -167,7 +165,7 @@ int drm_stub_open(struct inode *inode, struct file *filp) int minor = iminor(inode); int err = -ENODEV; struct file_operations *old_fops; - + DRM_DEBUG("\n"); if (!((minor >= 0) && (minor < cards_limit))) @@ -189,57 +187,60 @@ int drm_stub_open(struct inode *inode, struct file *filp) } /** - * Called whenever a process opens /dev/drm. + * Called whenever a process opens /dev/drm. * * \param inode device inode. * \param filp file pointer. * \param dev device. * \return zero on success or a negative number on failure. - * + * * Creates and initializes a drm_file structure for the file private data in \p * filp and add it into the double linked list in \p dev. */ -int drm_open_helper(struct inode *inode, struct file *filp, drm_device_t *dev) +int drm_open_helper(struct inode *inode, struct file *filp, drm_device_t * dev) { - int minor = iminor(inode); - drm_file_t *priv; + int minor = iminor(inode); + drm_file_t *priv; int ret; - if (filp->f_flags & O_EXCL) return -EBUSY; /* No exclusive opens */ - if (!drm_cpu_valid()) return -EINVAL; + if (filp->f_flags & O_EXCL) + return -EBUSY; /* No exclusive opens */ + if (!drm_cpu_valid()) + return -EINVAL; DRM_DEBUG("pid = %d, minor = %d\n", current->pid, minor); - priv = drm_alloc(sizeof(*priv), DRM_MEM_FILES); - if(!priv) return -ENOMEM; + priv = drm_alloc(sizeof(*priv), DRM_MEM_FILES); + if (!priv) + return -ENOMEM; memset(priv, 0, sizeof(*priv)); - filp->private_data = priv; - priv->uid = current->euid; - priv->pid = current->pid; - priv->minor = minor; - priv->dev = dev; - priv->ioctl_count = 0; + filp->private_data = priv; + priv->uid = current->euid; + priv->pid = current->pid; + priv->minor = minor; + priv->dev = dev; + priv->ioctl_count = 0; priv->authenticated = capable(CAP_SYS_ADMIN); - priv->lock_count = 0; + priv->lock_count = 0; if (dev->fn_tbl->open_helper) { - ret=dev->fn_tbl->open_helper(dev, priv); + ret = dev->fn_tbl->open_helper(dev, priv); if (ret < 0) goto out_free; } down(&dev->struct_sem); if (!dev->file_last) { - priv->next = NULL; - priv->prev = NULL; + priv->next = NULL; + priv->prev = NULL; dev->file_first = priv; - dev->file_last = priv; + dev->file_last = priv; } else { - priv->next = NULL; - priv->prev = dev->file_last; + priv->next = NULL; + priv->prev = dev->file_last; dev->file_last->next = priv; - dev->file_last = priv; + dev->file_last = priv; } up(&dev->struct_sem); @@ -250,31 +251,35 @@ int drm_open_helper(struct inode *inode, struct file *filp, drm_device_t *dev) if (!dev->hose) { struct pci_dev *pci_dev; pci_dev = pci_find_class(PCI_CLASS_DISPLAY_VGA << 8, NULL); - if (pci_dev) dev->hose = pci_dev->sysdata; + if (pci_dev) + dev->hose = pci_dev->sysdata; if (!dev->hose) { struct pci_bus *b = pci_bus_b(pci_root_buses.next); - if (b) dev->hose = b->sysdata; + if (b) + dev->hose = b->sysdata; } } #endif return 0; -out_free: + out_free: drm_free(priv, sizeof(*priv), DRM_MEM_FILES); - filp->private_data=NULL; + filp->private_data = NULL; return ret; } /** No-op. */ int drm_fasync(int fd, struct file *filp, int on) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - int retcode; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + int retcode; - DRM_DEBUG("fd = %d, device = 0x%lx\n", fd, (long)old_encode_dev(dev->device)); + DRM_DEBUG("fd = %d, device = 0x%lx\n", fd, + (long)old_encode_dev(dev->device)); retcode = fasync_helper(fd, filp, on, &dev->buf_async); - if (retcode < 0) return retcode; + if (retcode < 0) + return retcode; return 0; } EXPORT_SYMBOL(drm_fasync); @@ -291,7 +296,7 @@ EXPORT_SYMBOL(drm_fasync); * data from its list and free it. Decreases the open count and if it reaches * zero calls takedown(). */ -int drm_release( struct inode *inode, struct file *filp ) +int drm_release(struct inode *inode, struct file *filp) { drm_file_t *priv = filp->private_data; drm_device_t *dev; @@ -300,7 +305,7 @@ int drm_release( struct inode *inode, struct file *filp ) lock_kernel(); dev = priv->dev; - DRM_DEBUG( "open_count = %d\n", dev->open_count ); + DRM_DEBUG("open_count = %d\n", dev->open_count); if (dev->fn_tbl->prerelease) dev->fn_tbl->prerelease(dev, filp); @@ -309,134 +314,133 @@ int drm_release( struct inode *inode, struct file *filp ) * Begin inline drm_release */ - DRM_DEBUG( "pid = %d, device = 0x%lx, open_count = %d\n", - current->pid, (long)old_encode_dev(dev->device), dev->open_count ); + DRM_DEBUG("pid = %d, device = 0x%lx, open_count = %d\n", + current->pid, (long)old_encode_dev(dev->device), + dev->open_count); + + if (priv->lock_count && dev->lock.hw_lock && + _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) && + dev->lock.filp == filp) { + DRM_DEBUG("File %p released, freeing lock for context %d\n", + filp, _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - if ( priv->lock_count && dev->lock.hw_lock && - _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) && - dev->lock.filp == filp ) { - DRM_DEBUG( "File %p released, freeing lock for context %d\n", - filp, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock) ); - if (dev->fn_tbl->release) dev->fn_tbl->release(dev, filp); - drm_lock_free( dev, &dev->lock.hw_lock->lock, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock) ); + drm_lock_free(dev, &dev->lock.hw_lock->lock, + _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - /* FIXME: may require heavy-handed reset of - hardware at this point, possibly - processed via a callback to the X - server. */ - } - else if ( dev->fn_tbl->release && priv->lock_count && dev->lock.hw_lock ) { + /* FIXME: may require heavy-handed reset of + hardware at this point, possibly + processed via a callback to the X + server. */ + } else if (dev->fn_tbl->release && priv->lock_count + && dev->lock.hw_lock) { /* The lock is required to reclaim buffers */ - DECLARE_WAITQUEUE( entry, current ); + DECLARE_WAITQUEUE(entry, current); - add_wait_queue( &dev->lock.lock_queue, &entry ); + add_wait_queue(&dev->lock.lock_queue, &entry); for (;;) { current->state = TASK_INTERRUPTIBLE; - if ( !dev->lock.hw_lock ) { + if (!dev->lock.hw_lock) { /* Device has been unregistered */ retcode = -EINTR; break; } - if ( drm_lock_take( &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ) ) { - dev->lock.filp = filp; + if (drm_lock_take(&dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT)) { + dev->lock.filp = filp; dev->lock.lock_time = jiffies; - atomic_inc( &dev->counts[_DRM_STAT_LOCKS] ); + atomic_inc(&dev->counts[_DRM_STAT_LOCKS]); break; /* Got lock */ } - /* Contention */ + /* Contention */ schedule(); - if ( signal_pending( current ) ) { + if (signal_pending(current)) { retcode = -ERESTARTSYS; break; } } current->state = TASK_RUNNING; - remove_wait_queue( &dev->lock.lock_queue, &entry ); - if( !retcode ) { + remove_wait_queue(&dev->lock.lock_queue, &entry); + if (!retcode) { if (dev->fn_tbl->release) dev->fn_tbl->release(dev, filp); - drm_lock_free( dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ); + drm_lock_free(dev, &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT); } } - - if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) - { + + if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) { dev->fn_tbl->reclaim_buffers(filp); } - drm_fasync( -1, filp, 0 ); + drm_fasync(-1, filp, 0); - down( &dev->ctxlist_sem ); - if ( !list_empty( &dev->ctxlist->head ) ) { + down(&dev->ctxlist_sem); + if (!list_empty(&dev->ctxlist->head)) { drm_ctx_list_t *pos, *n; - list_for_each_entry_safe( pos, n, &dev->ctxlist->head, head ) { - if ( pos->tag == priv && - pos->handle != DRM_KERNEL_CONTEXT ) { + list_for_each_entry_safe(pos, n, &dev->ctxlist->head, head) { + if (pos->tag == priv && + pos->handle != DRM_KERNEL_CONTEXT) { if (dev->fn_tbl->context_dtor) - dev->fn_tbl->context_dtor(dev, pos->handle); + dev->fn_tbl->context_dtor(dev, + pos->handle); - drm_ctxbitmap_free( dev, pos->handle ); + drm_ctxbitmap_free(dev, pos->handle); - list_del( &pos->head ); - drm_free( pos, sizeof(*pos), DRM_MEM_CTXLIST ); + list_del(&pos->head); + drm_free(pos, sizeof(*pos), DRM_MEM_CTXLIST); --dev->ctx_count; } } } - up( &dev->ctxlist_sem ); + up(&dev->ctxlist_sem); - down( &dev->struct_sem ); - if ( priv->remove_auth_on_close == 1 ) { + down(&dev->struct_sem); + if (priv->remove_auth_on_close == 1) { drm_file_t *temp = dev->file_first; - while ( temp ) { + while (temp) { temp->authenticated = 0; temp = temp->next; } } - if ( priv->prev ) { + if (priv->prev) { priv->prev->next = priv->next; } else { - dev->file_first = priv->next; + dev->file_first = priv->next; } - if ( priv->next ) { + if (priv->next) { priv->next->prev = priv->prev; } else { - dev->file_last = priv->prev; + dev->file_last = priv->prev; } - up( &dev->struct_sem ); - + up(&dev->struct_sem); + if (dev->fn_tbl->free_filp_priv) - dev->fn_tbl->free_filp_priv( dev, priv ); - drm_free( priv, sizeof(*priv), DRM_MEM_FILES ); + dev->fn_tbl->free_filp_priv(dev, priv); + drm_free(priv, sizeof(*priv), DRM_MEM_FILES); /* ======================================================== * End inline drm_release */ - atomic_inc( &dev->counts[_DRM_STAT_CLOSES] ); - spin_lock( &dev->count_lock ); - if ( !--dev->open_count ) { - if ( atomic_read( &dev->ioctl_count ) || dev->blocked ) { - DRM_ERROR( "Device busy: %d %d\n", - atomic_read( &dev->ioctl_count ), - dev->blocked ); - spin_unlock( &dev->count_lock ); + atomic_inc(&dev->counts[_DRM_STAT_CLOSES]); + spin_lock(&dev->count_lock); + if (!--dev->open_count) { + if (atomic_read(&dev->ioctl_count) || dev->blocked) { + DRM_ERROR("Device busy: %d %d\n", + atomic_read(&dev->ioctl_count), dev->blocked); + spin_unlock(&dev->count_lock); unlock_kernel(); return -EBUSY; } - spin_unlock( &dev->count_lock ); + spin_unlock(&dev->count_lock); unlock_kernel(); - return drm_takedown( dev ); + return drm_takedown(dev); } - spin_unlock( &dev->count_lock ); + spin_unlock(&dev->count_lock); unlock_kernel(); diff --git a/linux-core/drm_init.c b/linux-core/drm_init.c index f359b8d8..65413474 100644 --- a/linux-core/drm_init.c +++ b/linux-core/drm_init.c @@ -1,5 +1,5 @@ /** - * \file drm_init.h + * \file drm_init.h * Setup/Cleanup for DRM * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -55,10 +55,14 @@ static void drm_parse_option(char *s) char *c, *r; DRM_DEBUG("\"%s\"\n", s); - if (!s || !*s) return; - for (c = s; *c && *c != ':'; c++); /* find : or \0 */ - if (*c) r = c + 1; else r = NULL; /* remember remainder */ - *c = '\0'; /* terminate */ + if (!s || !*s) + return; + for (c = s; *c && *c != ':'; c++) ; /* find : or \0 */ + if (*c) + r = c + 1; + else + r = NULL; /* remember remainder */ + *c = '\0'; /* terminate */ if (!strcmp(s, "debug")) { drm_flags |= DRM_FLAG_DEBUG; DRM_INFO("Debug messages ON\n"); @@ -70,7 +74,7 @@ static void drm_parse_option(char *s) /** * Parse the insmod "drm_opts=" options, or the command-line - * options passed to the kernel via LILO. + * options passed to the kernel via LILO. * * \param s contains option_list without the 'drm_opts=' part. * @@ -101,14 +105,18 @@ void drm_parse_options(char *s) { char *h, *t, *n; - DRM_DEBUG("\"%s\"\n", s ?: ""); - if (!s || !*s) return; + DRM_DEBUG("\"%s\"\n", s ? : ""); + if (!s || !*s) + return; for (h = t = n = s; h && *h; h = n) { - for (; *t && *t != ';'; t++); /* find ; or \0 */ - if (*t) n = t + 1; else n = NULL; /* remember next */ - *t = '\0'; /* terminate */ - drm_parse_option(h); /* parse */ + for (; *t && *t != ';'; t++) ; /* find ; or \0 */ + if (*t) + n = t + 1; + else + n = NULL; /* remember next */ + *t = '\0'; /* terminate */ + drm_parse_option(h); /* parse */ } } @@ -120,10 +128,11 @@ void drm_parse_options(char *s) int drm_cpu_valid(void) { #if defined(__i386__) - if (boot_cpu_data.x86 == 3) return 0; /* No cmpxchg on a 386 */ + if (boot_cpu_data.x86 == 3) + return 0; /* No cmpxchg on a 386 */ #endif #if defined(__sparc__) && !defined(__sparc_v9__) - return 0; /* No cmpxchg before v9 sparc. */ + return 0; /* No cmpxchg before v9 sparc. */ #endif return 1; } diff --git a/linux-core/drm_ioctl.c b/linux-core/drm_ioctl.c index 7221e5ba..f255b953 100644 --- a/linux-core/drm_ioctl.c +++ b/linux-core/drm_ioctl.c @@ -1,5 +1,5 @@ /** - * \file drm_ioctl.h + * \file drm_ioctl.h * IOCTL processing for DRM * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -40,7 +40,7 @@ /** * Get the bus id. - * + * * \param inode device inode. * \param filp file pointer. * \param cmd command. @@ -50,12 +50,12 @@ * Copies the bus id from drm_device::unique into user space. */ int drm_getunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_unique_t __user *argp = (void __user *)arg; - drm_unique_t u; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_unique_t __user *argp = (void __user *)arg; + drm_unique_t u; if (copy_from_user(&u, argp, sizeof(u))) return -EFAULT; @@ -71,7 +71,7 @@ int drm_getunique(struct inode *inode, struct file *filp, /** * Set the bus id. - * + * * \param inode device inode. * \param filp file pointer. * \param cmd command. @@ -84,30 +84,33 @@ int drm_getunique(struct inode *inode, struct file *filp, * version 1.1 or greater. */ int drm_setunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_unique_t u; - int domain, bus, slot, func, ret; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_unique_t u; + int domain, bus, slot, func, ret; - if (dev->unique_len || dev->unique) return -EBUSY; + if (dev->unique_len || dev->unique) + return -EBUSY; - if (copy_from_user(&u, (drm_unique_t __user *)arg, sizeof(u))) + if (copy_from_user(&u, (drm_unique_t __user *) arg, sizeof(u))) return -EFAULT; - if (!u.unique_len || u.unique_len > 1024) return -EINVAL; + if (!u.unique_len || u.unique_len > 1024) + return -EINVAL; dev->unique_len = u.unique_len; - dev->unique = drm_alloc(u.unique_len + 1, DRM_MEM_DRIVER); - if(!dev->unique) return -ENOMEM; + dev->unique = drm_alloc(u.unique_len + 1, DRM_MEM_DRIVER); + if (!dev->unique) + return -ENOMEM; if (copy_from_user(dev->unique, u.unique, dev->unique_len)) return -EFAULT; dev->unique[dev->unique_len] = '\0'; dev->devname = drm_alloc(strlen(dev->name) + strlen(dev->unique) + 2, - DRM_MEM_DRIVER); + DRM_MEM_DRIVER); if (!dev->devname) return -ENOMEM; @@ -121,18 +124,16 @@ int drm_setunique(struct inode *inode, struct file *filp, return DRM_ERR(EINVAL); domain = bus >> 8; bus &= 0xff; - + if ((domain != dev->pci_domain) || (bus != dev->pci_bus) || - (slot != dev->pci_slot) || - (func != dev->pci_func)) + (slot != dev->pci_slot) || (func != dev->pci_func)) return -EINVAL; return 0; } -static int -drm_set_busid(drm_device_t *dev) +static int drm_set_busid(drm_device_t * dev) { if (dev->unique != NULL) return EBUSY; @@ -143,10 +144,10 @@ drm_set_busid(drm_device_t *dev) return ENOMEM; snprintf(dev->unique, dev->unique_len, "pci:%04x:%02x:%02x.%d", - dev->pci_domain, dev->pci_bus, dev->pci_slot, dev->pci_func); + dev->pci_domain, dev->pci_bus, dev->pci_slot, dev->pci_func); dev->devname = drm_alloc(strlen(dev->name) + dev->unique_len + 2, - DRM_MEM_DRIVER); + DRM_MEM_DRIVER); if (dev->devname == NULL) return ENOMEM; @@ -155,7 +156,6 @@ drm_set_busid(drm_device_t *dev) return 0; } - /** * Get a mapping information. * @@ -163,23 +163,23 @@ drm_set_busid(drm_device_t *dev) * \param filp file pointer. * \param cmd command. * \param arg user argument, pointing to a drm_map structure. - * + * * \return zero on success or a negative number on failure. * * Searches for the mapping with the specified offset and copies its information * into userspace */ -int drm_getmap( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_getmap(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_map_t __user *argp = (void __user *)arg; - drm_map_t map; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_map_t __user *argp = (void __user *)arg; + drm_map_t map; drm_map_list_t *r_list = NULL; struct list_head *list; - int idx; - int i; + int idx; + int i; if (copy_from_user(&map, argp, sizeof(map))) return -EFAULT; @@ -193,26 +193,27 @@ int drm_getmap( struct inode *inode, struct file *filp, i = 0; list_for_each(list, &dev->maplist->head) { - if(i == idx) { + if (i == idx) { r_list = list_entry(list, drm_map_list_t, head); break; } i++; } - if(!r_list || !r_list->map) { + if (!r_list || !r_list->map) { up(&dev->struct_sem); return -EINVAL; } map.offset = r_list->map->offset; - map.size = r_list->map->size; - map.type = r_list->map->type; - map.flags = r_list->map->flags; + map.size = r_list->map->size; + map.type = r_list->map->type; + map.flags = r_list->map->flags; map.handle = r_list->map->handle; - map.mtrr = r_list->map->mtrr; + map.mtrr = r_list->map->mtrr; up(&dev->struct_sem); - if (copy_to_user(argp, &map, sizeof(map))) return -EFAULT; + if (copy_to_user(argp, &map, sizeof(map))) + return -EFAULT; return 0; } @@ -223,39 +224,38 @@ int drm_getmap( struct inode *inode, struct file *filp, * \param filp file pointer. * \param cmd command. * \param arg user argument, pointing to a drm_client structure. - * + * * \return zero on success or a negative number on failure. * * Searches for the client with the specified index and copies its information * into userspace */ -int drm_getclient( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_getclient(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_client_t __user *argp = (void __user *)arg; drm_client_t client; - drm_file_t *pt; - int idx; - int i; + drm_file_t *pt; + int idx; + int i; if (copy_from_user(&client, argp, sizeof(client))) return -EFAULT; idx = client.idx; down(&dev->struct_sem); - for (i = 0, pt = dev->file_first; i < idx && pt; i++, pt = pt->next) - ; + for (i = 0, pt = dev->file_first; i < idx && pt; i++, pt = pt->next) ; if (!pt) { up(&dev->struct_sem); return -EINVAL; } - client.auth = pt->authenticated; - client.pid = pt->pid; - client.uid = pt->uid; + client.auth = pt->authenticated; + client.pid = pt->pid; + client.uid = pt->uid; client.magic = pt->magic; - client.iocs = pt->ioctl_count; + client.iocs = pt->ioctl_count; up(&dev->struct_sem); if (copy_to_user(argp, &client, sizeof(client))) @@ -263,48 +263,47 @@ int drm_getclient( struct inode *inode, struct file *filp, return 0; } -/** - * Get statistics information. - * +/** + * Get statistics information. + * * \param inode device inode. * \param filp file pointer. * \param cmd command. * \param arg user argument, pointing to a drm_stats structure. - * + * * \return zero on success or a negative number on failure. */ -int drm_getstats( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_getstats(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_stats_t stats; - int i; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_stats_t stats; + int i; memset(&stats, 0, sizeof(stats)); - + down(&dev->struct_sem); for (i = 0; i < dev->counters; i++) { if (dev->types[i] == _DRM_STAT_LOCK) stats.data[i].value - = (dev->lock.hw_lock - ? dev->lock.hw_lock->lock : 0); - else + = (dev->lock.hw_lock ? dev->lock.hw_lock->lock : 0); + else stats.data[i].value = atomic_read(&dev->counts[i]); - stats.data[i].type = dev->types[i]; + stats.data[i].type = dev->types[i]; } - + stats.count = dev->counters; up(&dev->struct_sem); - if (copy_to_user((drm_stats_t __user *)arg, &stats, sizeof(stats))) + if (copy_to_user((drm_stats_t __user *) arg, &stats, sizeof(stats))) return -EFAULT; return 0; } -/** +/** * Setversion ioctl. * * \param inode device inode. @@ -359,7 +358,7 @@ int drm_setversion(DRM_IOCTL_ARGS) /** No-op ioctl. */ int drm_noop(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) + unsigned long arg) { DRM_DEBUG("\n"); return 0; diff --git a/linux-core/drm_irq.c b/linux-core/drm_irq.c index d8cc56ad..8d4bf327 100644 --- a/linux-core/drm_irq.c +++ b/linux-core/drm_irq.c @@ -1,5 +1,5 @@ /** - * \file drm_irq.h + * \file drm_irq.h * IRQ support * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -39,19 +39,19 @@ /** * Get interrupt from bus id. - * + * * \param inode device inode. * \param filp file pointer. * \param cmd command. * \param arg user argument, pointing to a drm_irq_busid structure. * \return zero on success or a negative number on failure. - * + * * Finds the PCI device with the specified bus id and gets its IRQ number. * This IOCTL is deprecated, and will now return EINVAL for any busid not equal * to that of the device that this DRM instance attached to. */ int drm_irq_by_busid(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -66,14 +66,12 @@ int drm_irq_by_busid(struct inode *inode, struct file *filp, if ((p.busnum >> 8) != dev->pci_domain || (p.busnum & 0xff) != dev->pci_bus || - p.devnum != dev->pci_slot || - p.funcnum != dev->pci_func) + p.devnum != dev->pci_slot || p.funcnum != dev->pci_func) return -EINVAL; p.irq = dev->irq; - DRM_DEBUG("%d:%d:%d => IRQ %d\n", - p.busnum, p.devnum, p.funcnum, p.irq); + DRM_DEBUG("%d:%d:%d => IRQ %d\n", p.busnum, p.devnum, p.funcnum, p.irq); if (copy_to_user(argp, &p, sizeof(p))) return -EFAULT; return 0; @@ -88,33 +86,33 @@ int drm_irq_by_busid(struct inode *inode, struct file *filp, * \c drm_driver_irq_preinstall() and \c drm_driver_irq_postinstall() functions * before and after the installation. */ -int drm_irq_install( drm_device_t *dev ) +int drm_irq_install(drm_device_t * dev) { int ret; - unsigned long sh_flags=0; + unsigned long sh_flags = 0; if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) return -EINVAL; - if ( dev->irq == 0 ) + if (dev->irq == 0) return -EINVAL; - down( &dev->struct_sem ); + down(&dev->struct_sem); /* Driver must have been initialized */ - if ( !dev->dev_private ) { - up( &dev->struct_sem ); + if (!dev->dev_private) { + up(&dev->struct_sem); return -EINVAL; } - if ( dev->irq_enabled ) { - up( &dev->struct_sem ); + if (dev->irq_enabled) { + up(&dev->struct_sem); return -EBUSY; } dev->irq_enabled = 1; - up( &dev->struct_sem ); + up(&dev->struct_sem); - DRM_DEBUG( "%s: irq=%d\n", __FUNCTION__, dev->irq ); + DRM_DEBUG("%s: irq=%d\n", __FUNCTION__, dev->irq); dev->dma->next_buffer = NULL; dev->dma->next_queue = NULL; @@ -122,31 +120,31 @@ int drm_irq_install( drm_device_t *dev ) if (drm_core_check_feature(dev, DRIVER_IRQ_VBL)) { init_waitqueue_head(&dev->vbl_queue); - - spin_lock_init( &dev->vbl_lock ); - - INIT_LIST_HEAD( &dev->vbl_sigs.head ); - + + spin_lock_init(&dev->vbl_lock); + + INIT_LIST_HEAD(&dev->vbl_sigs.head); + dev->vbl_pending = 0; } - /* Before installing handler */ + /* Before installing handler */ dev->fn_tbl->irq_preinstall(dev); - /* Install handler */ + /* Install handler */ if (drm_core_check_feature(dev, DRIVER_IRQ_SHARED)) sh_flags = SA_SHIRQ; - - ret = request_irq( dev->irq, dev->fn_tbl->irq_handler, - sh_flags, dev->devname, dev ); - if ( ret < 0 ) { - down( &dev->struct_sem ); + + ret = request_irq(dev->irq, dev->fn_tbl->irq_handler, + sh_flags, dev->devname, dev); + if (ret < 0) { + down(&dev->struct_sem); dev->irq_enabled = 0; - up( &dev->struct_sem ); + up(&dev->struct_sem); return ret; } - /* After installing handler */ + /* After installing handler */ dev->fn_tbl->irq_postinstall(dev); return 0; @@ -159,26 +157,26 @@ int drm_irq_install( drm_device_t *dev ) * * Calls the driver's \c drm_driver_irq_uninstall() function, and stops the irq. */ -int drm_irq_uninstall( drm_device_t *dev ) +int drm_irq_uninstall(drm_device_t * dev) { int irq_enabled; if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) return -EINVAL; - down( &dev->struct_sem ); + down(&dev->struct_sem); irq_enabled = dev->irq_enabled; dev->irq_enabled = 0; - up( &dev->struct_sem ); + up(&dev->struct_sem); - if ( !irq_enabled ) + if (!irq_enabled) return -EINVAL; - DRM_DEBUG( "%s: irq=%d\n", __FUNCTION__, dev->irq ); + DRM_DEBUG("%s: irq=%d\n", __FUNCTION__, dev->irq); dev->fn_tbl->irq_uninstall(dev); - free_irq( dev->irq, dev ); + free_irq(dev->irq, dev); return 0; } @@ -195,30 +193,30 @@ EXPORT_SYMBOL(drm_irq_uninstall); * * Calls irq_install() or irq_uninstall() according to \p arg. */ -int drm_control( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_control(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_control_t ctl; - + /* if we haven't irq we fallback for compatibility reasons - this used to be a separate function in drm_dma.h */ - if ( copy_from_user( &ctl, (drm_control_t __user *)arg, sizeof(ctl) ) ) + if (copy_from_user(&ctl, (drm_control_t __user *) arg, sizeof(ctl))) return -EFAULT; - switch ( ctl.func ) { + switch (ctl.func) { case DRM_INST_HANDLER: if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) return 0; if (dev->if_version < DRM_IF_VERSION(1, 2) && ctl.irq != dev->irq) return -EINVAL; - return drm_irq_install( dev ); + return drm_irq_install(dev); case DRM_UNINST_HANDLER: if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) return 0; - return drm_irq_uninstall( dev ); + return drm_irq_uninstall(dev); default: return -EINVAL; } @@ -233,7 +231,7 @@ int drm_control( struct inode *inode, struct file *filp, * \param data user argument, pointing to a drm_wait_vblank structure. * \return zero on success or a negative number on failure. * - * Verifies the IRQ is installed. + * Verifies the IRQ is installed. * * If a signal is requested checks if this task has already scheduled the same signal * for the same vblank sequence number - nothing to be done in @@ -243,7 +241,7 @@ int drm_control( struct inode *inode, struct file *filp, * * If a signal is not requested, then calls vblank_wait(). */ -int drm_wait_vblank( DRM_IOCTL_ARGS ) +int drm_wait_vblank(DRM_IOCTL_ARGS) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -259,11 +257,11 @@ int drm_wait_vblank( DRM_IOCTL_ARGS ) if (!dev->irq) return -EINVAL; - DRM_COPY_FROM_USER_IOCTL( vblwait, argp, sizeof(vblwait) ); + DRM_COPY_FROM_USER_IOCTL(vblwait, argp, sizeof(vblwait)); - switch ( vblwait.request.type & ~_DRM_VBLANK_FLAGS_MASK ) { + switch (vblwait.request.type & ~_DRM_VBLANK_FLAGS_MASK) { case _DRM_VBLANK_RELATIVE: - vblwait.request.sequence += atomic_read( &dev->vbl_received ); + vblwait.request.sequence += atomic_read(&dev->vbl_received); vblwait.request.type &= ~_DRM_VBLANK_RELATIVE; case _DRM_VBLANK_ABSOLUTE: break; @@ -272,64 +270,68 @@ int drm_wait_vblank( DRM_IOCTL_ARGS ) } flags = vblwait.request.type & _DRM_VBLANK_FLAGS_MASK; - - if ( flags & _DRM_VBLANK_SIGNAL ) { + + if (flags & _DRM_VBLANK_SIGNAL) { unsigned long irqflags; drm_vbl_sig_t *vbl_sig; - - vblwait.reply.sequence = atomic_read( &dev->vbl_received ); - spin_lock_irqsave( &dev->vbl_lock, irqflags ); + vblwait.reply.sequence = atomic_read(&dev->vbl_received); + + spin_lock_irqsave(&dev->vbl_lock, irqflags); /* Check if this task has already scheduled the same signal * for the same vblank sequence number; nothing to be done in * that case */ - list_for_each_entry( vbl_sig, &dev->vbl_sigs.head, head ) { + list_for_each_entry(vbl_sig, &dev->vbl_sigs.head, head) { if (vbl_sig->sequence == vblwait.request.sequence && vbl_sig->info.si_signo == vblwait.request.signal - && vbl_sig->task == current) - { - spin_unlock_irqrestore( &dev->vbl_lock, irqflags ); + && vbl_sig->task == current) { + spin_unlock_irqrestore(&dev->vbl_lock, + irqflags); goto done; } } - if ( dev->vbl_pending >= 100 ) { - spin_unlock_irqrestore( &dev->vbl_lock, irqflags ); + if (dev->vbl_pending >= 100) { + spin_unlock_irqrestore(&dev->vbl_lock, irqflags); return -EBUSY; } dev->vbl_pending++; - spin_unlock_irqrestore( &dev->vbl_lock, irqflags ); + spin_unlock_irqrestore(&dev->vbl_lock, irqflags); - if ( !( vbl_sig = drm_alloc( sizeof( drm_vbl_sig_t ), DRM_MEM_DRIVER ) ) ) { + if (! + (vbl_sig = + drm_alloc(sizeof(drm_vbl_sig_t), DRM_MEM_DRIVER))) { return -ENOMEM; } - memset( (void *)vbl_sig, 0, sizeof(*vbl_sig) ); + memset((void *)vbl_sig, 0, sizeof(*vbl_sig)); vbl_sig->sequence = vblwait.request.sequence; vbl_sig->info.si_signo = vblwait.request.signal; vbl_sig->task = current; - spin_lock_irqsave( &dev->vbl_lock, irqflags ); + spin_lock_irqsave(&dev->vbl_lock, irqflags); - list_add_tail( (struct list_head *) vbl_sig, &dev->vbl_sigs.head ); + list_add_tail((struct list_head *)vbl_sig, &dev->vbl_sigs.head); - spin_unlock_irqrestore( &dev->vbl_lock, irqflags ); + spin_unlock_irqrestore(&dev->vbl_lock, irqflags); } else { if (dev->fn_tbl->vblank_wait) - ret = dev->fn_tbl->vblank_wait( dev, &vblwait.request.sequence ); + ret = + dev->fn_tbl->vblank_wait(dev, + &vblwait.request.sequence); - do_gettimeofday( &now ); + do_gettimeofday(&now); vblwait.reply.tval_sec = now.tv_sec; vblwait.reply.tval_usec = now.tv_usec; } -done: - DRM_COPY_TO_USER_IOCTL( argp, vblwait, sizeof(vblwait) ); + done: + DRM_COPY_TO_USER_IOCTL(argp, vblwait, sizeof(vblwait)); return ret; } @@ -343,31 +345,30 @@ done: * * If a signal is not requested, then calls vblank_wait(). */ -void drm_vbl_send_signals( drm_device_t *dev ) +void drm_vbl_send_signals(drm_device_t * dev) { struct list_head *list, *tmp; drm_vbl_sig_t *vbl_sig; - unsigned int vbl_seq = atomic_read( &dev->vbl_received ); + unsigned int vbl_seq = atomic_read(&dev->vbl_received); unsigned long flags; - spin_lock_irqsave( &dev->vbl_lock, flags ); + spin_lock_irqsave(&dev->vbl_lock, flags); - list_for_each_safe( list, tmp, &dev->vbl_sigs.head ) { - vbl_sig = list_entry( list, drm_vbl_sig_t, head ); - if ( ( vbl_seq - vbl_sig->sequence ) <= (1<<23) ) { + list_for_each_safe(list, tmp, &dev->vbl_sigs.head) { + vbl_sig = list_entry(list, drm_vbl_sig_t, head); + if ((vbl_seq - vbl_sig->sequence) <= (1 << 23)) { vbl_sig->info.si_code = vbl_seq; - send_sig_info( vbl_sig->info.si_signo, &vbl_sig->info, vbl_sig->task ); + send_sig_info(vbl_sig->info.si_signo, &vbl_sig->info, + vbl_sig->task); - list_del( list ); + list_del(list); - drm_free( vbl_sig, sizeof(*vbl_sig), DRM_MEM_DRIVER ); + drm_free(vbl_sig, sizeof(*vbl_sig), DRM_MEM_DRIVER); dev->vbl_pending--; } } - spin_unlock_irqrestore( &dev->vbl_lock, flags ); + spin_unlock_irqrestore(&dev->vbl_lock, flags); } EXPORT_SYMBOL(drm_vbl_send_signals); - - diff --git a/linux-core/drm_lock.c b/linux-core/drm_lock.c index 84cc460c..ea9485b5 100644 --- a/linux-core/drm_lock.c +++ b/linux-core/drm_lock.c @@ -1,7 +1,7 @@ /** - * \file drm_lock.h + * \file drm_lock.h * IOCTLs for locking - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ @@ -35,8 +35,7 @@ #include "drmP.h" - -/** +/** * Lock ioctl. * * \param inode device inode. @@ -47,89 +46,86 @@ * * Add the current task to the lock wait queue, and attempt to take to lock. */ -int drm_lock( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_lock(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - DECLARE_WAITQUEUE( entry, current ); - drm_lock_t lock; - int ret = 0; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + DECLARE_WAITQUEUE(entry, current); + drm_lock_t lock; + int ret = 0; ++priv->lock_count; - if ( copy_from_user( &lock, (drm_lock_t __user *)arg, sizeof(lock) ) ) + if (copy_from_user(&lock, (drm_lock_t __user *) arg, sizeof(lock))) return -EFAULT; - if ( lock.context == DRM_KERNEL_CONTEXT ) { - DRM_ERROR( "Process %d using kernel context %d\n", - current->pid, lock.context ); - return -EINVAL; - } + if (lock.context == DRM_KERNEL_CONTEXT) { + DRM_ERROR("Process %d using kernel context %d\n", + current->pid, lock.context); + return -EINVAL; + } - DRM_DEBUG( "%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n", - lock.context, current->pid, - dev->lock.hw_lock->lock, lock.flags ); + DRM_DEBUG("%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n", + lock.context, current->pid, + dev->lock.hw_lock->lock, lock.flags); if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE)) - if ( lock.context < 0 ) + if (lock.context < 0) return -EINVAL; - add_wait_queue( &dev->lock.lock_queue, &entry ); + add_wait_queue(&dev->lock.lock_queue, &entry); for (;;) { current->state = TASK_INTERRUPTIBLE; - if ( !dev->lock.hw_lock ) { + if (!dev->lock.hw_lock) { /* Device has been unregistered */ ret = -EINTR; break; } - if ( drm_lock_take( &dev->lock.hw_lock->lock, - lock.context ) ) { - dev->lock.filp = filp; + if (drm_lock_take(&dev->lock.hw_lock->lock, lock.context)) { + dev->lock.filp = filp; dev->lock.lock_time = jiffies; - atomic_inc( &dev->counts[_DRM_STAT_LOCKS] ); - break; /* Got lock */ + atomic_inc(&dev->counts[_DRM_STAT_LOCKS]); + break; /* Got lock */ } - + /* Contention */ schedule(); - if ( signal_pending( current ) ) { + if (signal_pending(current)) { ret = -ERESTARTSYS; break; } } current->state = TASK_RUNNING; - remove_wait_queue( &dev->lock.lock_queue, &entry ); - - sigemptyset( &dev->sigmask ); - sigaddset( &dev->sigmask, SIGSTOP ); - sigaddset( &dev->sigmask, SIGTSTP ); - sigaddset( &dev->sigmask, SIGTTIN ); - sigaddset( &dev->sigmask, SIGTTOU ); + remove_wait_queue(&dev->lock.lock_queue, &entry); + + sigemptyset(&dev->sigmask); + sigaddset(&dev->sigmask, SIGSTOP); + sigaddset(&dev->sigmask, SIGTSTP); + sigaddset(&dev->sigmask, SIGTTIN); + sigaddset(&dev->sigmask, SIGTTOU); dev->sigdata.context = lock.context; - dev->sigdata.lock = dev->lock.hw_lock; - block_all_signals( drm_notifier, - &dev->sigdata, &dev->sigmask ); - + dev->sigdata.lock = dev->lock.hw_lock; + block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask); + if (dev->fn_tbl->dma_ready && (lock.flags & _DRM_LOCK_READY)) dev->fn_tbl->dma_ready(dev); - - if ( dev->fn_tbl->dma_quiescent && (lock.flags & _DRM_LOCK_QUIESCENT )) + + if (dev->fn_tbl->dma_quiescent && (lock.flags & _DRM_LOCK_QUIESCENT)) return dev->fn_tbl->dma_quiescent(dev); - - - if ( dev->fn_tbl->kernel_context_switch && dev->last_context != lock.context ) { + + if (dev->fn_tbl->kernel_context_switch + && dev->last_context != lock.context) { dev->fn_tbl->kernel_context_switch(dev, dev->last_context, - lock.context); + lock.context); } - - DRM_DEBUG( "%d %s\n", lock.context, ret ? "interrupted" : "has lock" ); + DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock"); - return ret; + return ret; } -/** +/** * Unlock ioctl. * * \param inode device inode. @@ -140,34 +136,33 @@ int drm_lock( struct inode *inode, struct file *filp, * * Transfer and free the lock. */ -int drm_unlock( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_unlock(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_lock_t lock; - if ( copy_from_user( &lock, (drm_lock_t __user *)arg, sizeof(lock) ) ) + if (copy_from_user(&lock, (drm_lock_t __user *) arg, sizeof(lock))) return -EFAULT; - if ( lock.context == DRM_KERNEL_CONTEXT ) { - DRM_ERROR( "Process %d using kernel context %d\n", - current->pid, lock.context ); + if (lock.context == DRM_KERNEL_CONTEXT) { + DRM_ERROR("Process %d using kernel context %d\n", + current->pid, lock.context); return -EINVAL; } - atomic_inc( &dev->counts[_DRM_STAT_UNLOCKS] ); + atomic_inc(&dev->counts[_DRM_STAT_UNLOCKS]); if (dev->fn_tbl->kernel_context_switch_unlock) dev->fn_tbl->kernel_context_switch_unlock(dev); - else - { - drm_lock_transfer( dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ); - - if ( drm_lock_free( dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ) ) { - DRM_ERROR( "\n" ); + else { + drm_lock_transfer(dev, &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT); + + if (drm_lock_free(dev, &dev->lock.hw_lock->lock, + DRM_KERNEL_CONTEXT)) { + DRM_ERROR("\n"); } } @@ -190,8 +185,10 @@ int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context) do { old = *lock; - if (old & _DRM_LOCK_HELD) new = old | _DRM_LOCK_CONT; - else new = context | _DRM_LOCK_HELD; + if (old & _DRM_LOCK_HELD) + new = old | _DRM_LOCK_CONT; + else + new = context | _DRM_LOCK_HELD; prev = cmpxchg(lock, old, new); } while (prev != old); if (_DRM_LOCKING_CONTEXT(old) == context) { @@ -204,7 +201,7 @@ int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context) } } if (new == (context | _DRM_LOCK_HELD)) { - /* Have lock */ + /* Have lock */ return 1; } return 0; @@ -212,8 +209,8 @@ int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context) /** * This takes a lock forcibly and hands it to context. Should ONLY be used - * inside *_unlock to give lock to kernel before calling *_dma_schedule. - * + * inside *_unlock to give lock to kernel before calling *_dma_schedule. + * * \param dev DRM device. * \param lock lock pointer. * \param context locking context. @@ -222,15 +219,15 @@ int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context) * Resets the lock file pointer. * Marks the lock as held by the given context, via the \p cmpxchg instruction. */ -int drm_lock_transfer(drm_device_t *dev, - __volatile__ unsigned int *lock, unsigned int context) +int drm_lock_transfer(drm_device_t * dev, + __volatile__ unsigned int *lock, unsigned int context) { unsigned int old, new, prev; dev->lock.filp = NULL; do { - old = *lock; - new = context | _DRM_LOCK_HELD; + old = *lock; + new = context | _DRM_LOCK_HELD; prev = cmpxchg(lock, old, new); } while (prev != old); return 1; @@ -238,30 +235,29 @@ int drm_lock_transfer(drm_device_t *dev, /** * Free lock. - * + * * \param dev DRM device. * \param lock lock. * \param context context. - * + * * Resets the lock file pointer. * Marks the lock as not held, via the \p cmpxchg instruction. Wakes any task * waiting on the lock queue. */ -int drm_lock_free(drm_device_t *dev, - __volatile__ unsigned int *lock, unsigned int context) +int drm_lock_free(drm_device_t * dev, + __volatile__ unsigned int *lock, unsigned int context) { unsigned int old, new, prev; dev->lock.filp = NULL; do { - old = *lock; - new = 0; + old = *lock; + new = 0; prev = cmpxchg(lock, old, new); } while (prev != old); if (_DRM_LOCK_IS_HELD(old) && _DRM_LOCKING_CONTEXT(old) != context) { DRM_ERROR("%d freed heavyweight lock held by %d\n", - context, - _DRM_LOCKING_CONTEXT(old)); + context, _DRM_LOCKING_CONTEXT(old)); return 1; } wake_up_interruptible(&dev->lock.lock_queue); @@ -281,19 +277,19 @@ int drm_lock_free(drm_device_t *dev, */ int drm_notifier(void *priv) { - drm_sigdata_t *s = (drm_sigdata_t *)priv; - unsigned int old, new, prev; - + drm_sigdata_t *s = (drm_sigdata_t *) priv; + unsigned int old, new, prev; - /* Allow signal delivery if lock isn't held */ + /* Allow signal delivery if lock isn't held */ if (!s->lock || !_DRM_LOCK_IS_HELD(s->lock->lock) - || _DRM_LOCKING_CONTEXT(s->lock->lock) != s->context) return 1; + || _DRM_LOCKING_CONTEXT(s->lock->lock) != s->context) + return 1; - /* Otherwise, set flag to force call to - drmUnlock */ + /* Otherwise, set flag to force call to + drmUnlock */ do { - old = s->lock->lock; - new = old | _DRM_LOCK_CONT; + old = s->lock->lock; + new = old | _DRM_LOCK_CONT; prev = cmpxchg(&s->lock->lock, old, new); } while (prev != old); return 0; diff --git a/linux-core/drm_memory.c b/linux-core/drm_memory.c index 81f109b3..008e69ec 100644 --- a/linux-core/drm_memory.c +++ b/linux-core/drm_memory.c @@ -1,12 +1,12 @@ -/** - * \file drm_memory.h +/** + * \file drm_memory.h * Memory management wrappers for DRM * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ -/* +/* * Created: Thu Feb 4 14:00:34 1999 by faith@valinux.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. @@ -48,7 +48,7 @@ void drm_mem_init(void) /** * Called when "/proc/dri/%dev%/mem" is read. - * + * * \param buf output buffer. * \param start start of output data. * \param offset requested start offset. @@ -57,10 +57,10 @@ void drm_mem_init(void) * \param data private data. * \return number of written bytes. * - * No-op. + * No-op. */ int drm_mem_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data) + int len, int *eof, void *data) { return 0; } @@ -83,7 +83,8 @@ void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area) { void *pt; - if (!(pt = kmalloc(size, GFP_KERNEL))) return NULL; + if (!(pt = kmalloc(size, GFP_KERNEL))) + return NULL; if (oldpt && oldsize) { memcpy(pt, oldpt, oldsize); kfree(oldpt); @@ -103,21 +104,20 @@ void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area) unsigned long drm_alloc_pages(int order, int area) { unsigned long address; - unsigned long bytes = PAGE_SIZE << order; + unsigned long bytes = PAGE_SIZE << order; unsigned long addr; - unsigned int sz; + unsigned int sz; address = __get_free_pages(GFP_KERNEL, order); - if (!address) + if (!address) return 0; - /* Zero */ + /* Zero */ memset((void *)address, 0, bytes); - /* Reserve */ + /* Reserve */ for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { SetPageReserved(virt_to_page(addr)); } @@ -126,7 +126,7 @@ unsigned long drm_alloc_pages(int order, int area) /** * Free pages. - * + * * \param address address of the pages to free. * \param order size order. * \param area memory area. (Not used.) @@ -137,22 +137,20 @@ void drm_free_pages(unsigned long address, int order, int area) { unsigned long bytes = PAGE_SIZE << order; unsigned long addr; - unsigned int sz; + unsigned int sz; - if (!address) + if (!address) return; /* Unreserve */ for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { ClearPageReserved(virt_to_page(addr)); } free_pages(address, order); } - #if __OS_HAS_AGP /** Wrapper around agp_allocate_memory() */ DRM_AGP_MEM *drm_alloc_agp(int pages, u32 type) @@ -161,21 +159,21 @@ DRM_AGP_MEM *drm_alloc_agp(int pages, u32 type) } /** Wrapper around agp_free_memory() */ -int drm_free_agp(DRM_AGP_MEM *handle, int pages) +int drm_free_agp(DRM_AGP_MEM * handle, int pages) { return drm_agp_free_memory(handle) ? 0 : -EINVAL; } /** Wrapper around agp_bind_memory() */ -int drm_bind_agp(DRM_AGP_MEM *handle, unsigned int start) +int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start) { return drm_agp_bind_memory(handle, start); } /** Wrapper around agp_unbind_memory() */ -int drm_unbind_agp(DRM_AGP_MEM *handle) +int drm_unbind_agp(DRM_AGP_MEM * handle) { return drm_agp_unbind_memory(handle); } -#endif /* agp */ -#endif /* debug_memory */ +#endif /* agp */ +#endif /* debug_memory */ diff --git a/linux-core/drm_memory.h b/linux-core/drm_memory.h index cb90b514..3a31e74b 100644 --- a/linux-core/drm_memory.h +++ b/linux-core/drm_memory.h @@ -1,12 +1,12 @@ -/** - * \file drm_memory.h +/** + * \file drm_memory.h * Memory management wrappers for DRM * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ -/* +/* * Created: Thu Feb 4 14:00:34 1999 by faith@valinux.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. @@ -39,7 +39,7 @@ /** * Cut down version of drm_memory_debug.h, which used to be called - * drm_memory.h. + * drm_memory.h. */ /* Need the 4-argument version of vmap(). */ @@ -72,8 +72,8 @@ /* * Find the drm_map that covers the range [offset, offset+size). */ -static inline drm_map_t * -drm_lookup_map (unsigned long offset, unsigned long size, drm_device_t *dev) +static inline drm_map_t *drm_lookup_map(unsigned long offset, + unsigned long size, drm_device_t * dev) { struct list_head *list; drm_map_list_t *r_list; @@ -84,16 +84,18 @@ drm_lookup_map (unsigned long offset, unsigned long size, drm_device_t *dev) map = r_list->map; if (!map) continue; - if (map->offset <= offset && (offset + size) <= (map->offset + map->size)) + if (map->offset <= offset + && (offset + size) <= (map->offset + map->size)) return map; } return NULL; } -static inline void * -agp_remap (unsigned long offset, unsigned long size, drm_device_t *dev) +static inline void *agp_remap(unsigned long offset, unsigned long size, + drm_device_t * dev) { - unsigned long *phys_addr_map, i, num_pages = PAGE_ALIGN(size) / PAGE_SIZE; + unsigned long *phys_addr_map, i, num_pages = + PAGE_ALIGN(size) / PAGE_SIZE; struct drm_agp_mem *agpmem; struct page **page_map; void *addr; @@ -106,7 +108,8 @@ agp_remap (unsigned long offset, unsigned long size, drm_device_t *dev) for (agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next) if (agpmem->bound <= offset - && (agpmem->bound + (agpmem->pages << PAGE_SHIFT)) >= (offset + size)) + && (agpmem->bound + (agpmem->pages << PAGE_SHIFT)) >= + (offset + size)) break; if (!agpmem) return NULL; @@ -121,7 +124,8 @@ agp_remap (unsigned long offset, unsigned long size, drm_device_t *dev) if (!page_map) return NULL; - phys_addr_map = agpmem->memory->memory + (offset - agpmem->bound) / PAGE_SIZE; + phys_addr_map = + agpmem->memory->memory + (offset - agpmem->bound) / PAGE_SIZE; for (i = 0; i < num_pages; ++i) page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT); addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP); @@ -130,35 +134,37 @@ agp_remap (unsigned long offset, unsigned long size, drm_device_t *dev) return addr; } -static inline unsigned long -drm_follow_page (void *vaddr) +static inline unsigned long drm_follow_page(void *vaddr) { - pgd_t *pgd = pgd_offset_k((unsigned long) vaddr); - pmd_t *pmd = pmd_offset(pgd, (unsigned long) vaddr); - pte_t *ptep = pte_offset_kernel(pmd, (unsigned long) vaddr); + pgd_t *pgd = pgd_offset_k((unsigned long)vaddr); + pmd_t *pmd = pmd_offset(pgd, (unsigned long)vaddr); + pte_t *ptep = pte_offset_kernel(pmd, (unsigned long)vaddr); return pte_pfn(*ptep) << PAGE_SHIFT; } -#else /* __OS_HAS_AGP */ +#else /* __OS_HAS_AGP */ -static inline drm_map_t *drm_lookup_map(unsigned long offset, unsigned long size, drm_device_t *dev) +static inline drm_map_t *drm_lookup_map(unsigned long offset, + unsigned long size, drm_device_t * dev) { - return NULL; + return NULL; } -static inline void *agp_remap(unsigned long offset, unsigned long size, drm_device_t *dev) +static inline void *agp_remap(unsigned long offset, unsigned long size, + drm_device_t * dev) { - return NULL; + return NULL; } -static inline unsigned long drm_follow_page (void *vaddr) +static inline unsigned long drm_follow_page(void *vaddr) { - return 0; + return 0; } #endif -static inline void *drm_ioremap(unsigned long offset, unsigned long size, drm_device_t *dev) +static inline void *drm_ioremap(unsigned long offset, unsigned long size, + drm_device_t * dev) { #if defined(VMAP_4_ARGS) if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) { @@ -172,8 +178,8 @@ static inline void *drm_ioremap(unsigned long offset, unsigned long size, drm_de return ioremap(offset, size); } -static inline void *drm_ioremap_nocache(unsigned long offset, unsigned long size, - drm_device_t *dev) +static inline void *drm_ioremap_nocache(unsigned long offset, + unsigned long size, drm_device_t * dev) { #if defined(VMAP_4_ARGS) if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) { @@ -187,7 +193,8 @@ static inline void *drm_ioremap_nocache(unsigned long offset, unsigned long size return ioremap_nocache(offset, size); } -static inline void drm_ioremapfree(void *pt, unsigned long size, drm_device_t *dev) +static inline void drm_ioremapfree(void *pt, unsigned long size, + drm_device_t * dev) { #if defined(VMAP_4_ARGS) /* @@ -196,12 +203,12 @@ static inline void drm_ioremapfree(void *pt, unsigned long size, drm_device_t *d * a future revision of the interface... */ if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture - && ((unsigned long) pt >= VMALLOC_START && (unsigned long) pt < VMALLOC_END)) - { + && ((unsigned long)pt >= VMALLOC_START + && (unsigned long)pt < VMALLOC_END)) { unsigned long offset; drm_map_t *map; - offset = drm_follow_page(pt) | ((unsigned long) pt & ~PAGE_MASK); + offset = drm_follow_page(pt) | ((unsigned long)pt & ~PAGE_MASK); map = drm_lookup_map(offset, size, dev); if (map && map->type == _DRM_AGP) { vunmap(pt); @@ -209,6 +216,5 @@ static inline void drm_ioremapfree(void *pt, unsigned long size, drm_device_t *d } } #endif - iounmap(pt); } diff --git a/linux-core/drm_memory_debug.c b/linux-core/drm_memory_debug.c index 2c3564af..39dfa75e 100644 --- a/linux-core/drm_memory_debug.c +++ b/linux-core/drm_memory_debug.c @@ -1,5 +1,5 @@ /** - * \file drm_memory_debug.h + * \file drm_memory_debug.h * Memory management wrappers for DRM. * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -35,75 +35,75 @@ #include "drmP.h" typedef struct drm_mem_stats { - const char *name; - int succeed_count; - int free_count; - int fail_count; - unsigned long bytes_allocated; - unsigned long bytes_freed; + const char *name; + int succeed_count; + int free_count; + int fail_count; + unsigned long bytes_allocated; + unsigned long bytes_freed; } drm_mem_stats_t; -static spinlock_t drm_mem_lock = SPIN_LOCK_UNLOCKED; -static unsigned long drm_ram_available = 0; /* In pages */ -static unsigned long drm_ram_used = 0; -static drm_mem_stats_t drm_mem_stats[] = { - [DRM_MEM_DMA] = { "dmabufs" }, - [DRM_MEM_SAREA] = { "sareas" }, - [DRM_MEM_DRIVER] = { "driver" }, - [DRM_MEM_MAGIC] = { "magic" }, - [DRM_MEM_IOCTLS] = { "ioctltab" }, - [DRM_MEM_MAPS] = { "maplist" }, - [DRM_MEM_VMAS] = { "vmalist" }, - [DRM_MEM_BUFS] = { "buflist" }, - [DRM_MEM_SEGS] = { "seglist" }, - [DRM_MEM_PAGES] = { "pagelist" }, - [DRM_MEM_FILES] = { "files" }, - [DRM_MEM_QUEUES] = { "queues" }, - [DRM_MEM_CMDS] = { "commands" }, - [DRM_MEM_MAPPINGS] = { "mappings" }, - [DRM_MEM_BUFLISTS] = { "buflists" }, - [DRM_MEM_AGPLISTS] = { "agplist" }, - [DRM_MEM_SGLISTS] = { "sglist" }, - [DRM_MEM_TOTALAGP] = { "totalagp" }, - [DRM_MEM_BOUNDAGP] = { "boundagp" }, - [DRM_MEM_CTXBITMAP] = { "ctxbitmap"}, - [DRM_MEM_CTXLIST] = { "ctxlist" }, - [DRM_MEM_STUB] = { "stub" }, - { NULL, 0, } /* Last entry must be null */ +static spinlock_t drm_mem_lock = SPIN_LOCK_UNLOCKED; +static unsigned long drm_ram_available = 0; /* In pages */ +static unsigned long drm_ram_used = 0; +static drm_mem_stats_t drm_mem_stats[] = { + [DRM_MEM_DMA] = {"dmabufs"}, + [DRM_MEM_SAREA] = {"sareas"}, + [DRM_MEM_DRIVER] = {"driver"}, + [DRM_MEM_MAGIC] = {"magic"}, + [DRM_MEM_IOCTLS] = {"ioctltab"}, + [DRM_MEM_MAPS] = {"maplist"}, + [DRM_MEM_VMAS] = {"vmalist"}, + [DRM_MEM_BUFS] = {"buflist"}, + [DRM_MEM_SEGS] = {"seglist"}, + [DRM_MEM_PAGES] = {"pagelist"}, + [DRM_MEM_FILES] = {"files"}, + [DRM_MEM_QUEUES] = {"queues"}, + [DRM_MEM_CMDS] = {"commands"}, + [DRM_MEM_MAPPINGS] = {"mappings"}, + [DRM_MEM_BUFLISTS] = {"buflists"}, + [DRM_MEM_AGPLISTS] = {"agplist"}, + [DRM_MEM_SGLISTS] = {"sglist"}, + [DRM_MEM_TOTALAGP] = {"totalagp"}, + [DRM_MEM_BOUNDAGP] = {"boundagp"}, + [DRM_MEM_CTXBITMAP] = {"ctxbitmap"}, + [DRM_MEM_CTXLIST] = {"ctxlist"}, + [DRM_MEM_STUB] = {"stub"}, + {NULL, 0,} /* Last entry must be null */ }; void drm_mem_init(void) { drm_mem_stats_t *mem; - struct sysinfo si; + struct sysinfo si; for (mem = drm_mem_stats; mem->name; ++mem) { - mem->succeed_count = 0; - mem->free_count = 0; - mem->fail_count = 0; + mem->succeed_count = 0; + mem->free_count = 0; + mem->fail_count = 0; mem->bytes_allocated = 0; - mem->bytes_freed = 0; + mem->bytes_freed = 0; } si_meminfo(&si); drm_ram_available = si.totalram; - drm_ram_used = 0; + drm_ram_used = 0; } /* drm_mem_info is called whenever a process reads /dev/drm/mem. */ static int drm__mem_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data) + int request, int *eof, void *data) { drm_mem_stats_t *pt; - int len = 0; + int len = 0; if (offset > DRM_PROC_LIMIT) { *eof = 1; return 0; } - *eof = 0; + *eof = 0; *start = &buf[offset]; DRM_PROC_PRINT(" total counts " @@ -129,13 +129,14 @@ static int drm__mem_info(char *buf, char **start, off_t offset, - (long)pt->bytes_freed); } - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } int drm_mem_info(char *buf, char **start, off_t offset, - int len, int *eof, void *data) + int len, int *eof, void *data) { int ret; @@ -182,7 +183,8 @@ void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area) { void *pt; - if (!(pt = drm_alloc(size, area))) return NULL; + if (!(pt = drm_alloc(size, area))) + return NULL; if (oldpt && oldsize) { memcpy(pt, oldpt, oldsize); drm_free(oldpt, oldsize, area); @@ -195,12 +197,14 @@ void drm_free(void *pt, size_t size, int area) int alloc_count; int free_count; - if (!pt) DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); - else kfree(pt); + if (!pt) + DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); + else + kfree(pt); spin_lock(&drm_mem_lock); drm_mem_stats[area].bytes_freed += size; - free_count = ++drm_mem_stats[area].free_count; - alloc_count = drm_mem_stats[area].succeed_count; + free_count = ++drm_mem_stats[area].free_count; + alloc_count = drm_mem_stats[area].succeed_count; spin_unlock(&drm_mem_lock); if (free_count > alloc_count) { DRM_MEM_ERROR(area, "Excess frees: %d frees, %d allocs\n", @@ -211,9 +215,9 @@ void drm_free(void *pt, size_t size, int area) unsigned long drm_alloc_pages(int order, int area) { unsigned long address; - unsigned long bytes = PAGE_SIZE << order; + unsigned long bytes = PAGE_SIZE << order; unsigned long addr; - unsigned int sz; + unsigned int sz; spin_lock(&drm_mem_lock); if ((drm_ram_used >> PAGE_SHIFT) @@ -233,17 +237,15 @@ unsigned long drm_alloc_pages(int order, int area) spin_lock(&drm_mem_lock); ++drm_mem_stats[area].succeed_count; drm_mem_stats[area].bytes_allocated += bytes; - drm_ram_used += bytes; + drm_ram_used += bytes; spin_unlock(&drm_mem_lock); - - /* Zero outside the lock */ + /* Zero outside the lock */ memset((void *)address, 0, bytes); - /* Reserve */ + /* Reserve */ for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { SetPageReserved(virt_to_page(addr)); } @@ -253,28 +255,27 @@ unsigned long drm_alloc_pages(int order, int area) void drm_free_pages(unsigned long address, int order, int area) { unsigned long bytes = PAGE_SIZE << order; - int alloc_count; - int free_count; + int alloc_count; + int free_count; unsigned long addr; - unsigned int sz; + unsigned int sz; if (!address) { DRM_MEM_ERROR(area, "Attempt to free address 0\n"); } else { - /* Unreserve */ + /* Unreserve */ for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { ClearPageReserved(virt_to_page(addr)); } free_pages(address, order); } spin_lock(&drm_mem_lock); - free_count = ++drm_mem_stats[area].free_count; - alloc_count = drm_mem_stats[area].succeed_count; + free_count = ++drm_mem_stats[area].free_count; + alloc_count = drm_mem_stats[area].succeed_count; drm_mem_stats[area].bytes_freed += bytes; - drm_ram_used -= bytes; + drm_ram_used -= bytes; spin_unlock(&drm_mem_lock); if (free_count > alloc_count) { DRM_MEM_ERROR(area, @@ -283,7 +284,7 @@ void drm_free_pages(unsigned long address, int order, int area) } } -void *drm_ioremap(unsigned long offset, unsigned long size, drm_device_t *dev) +void *drm_ioremap(unsigned long offset, unsigned long size, drm_device_t * dev) { void *pt; @@ -306,7 +307,8 @@ void *drm_ioremap(unsigned long offset, unsigned long size, drm_device_t *dev) return pt; } -void *drm_ioremap_nocache(unsigned long offset, unsigned long size, drm_device_t *dev) +void *drm_ioremap_nocache(unsigned long offset, unsigned long size, + drm_device_t * dev) { void *pt; @@ -329,7 +331,7 @@ void *drm_ioremap_nocache(unsigned long offset, unsigned long size, drm_device_t return pt; } -void drm_ioremapfree(void *pt, unsigned long size, drm_device_t *dev) +void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev) { int alloc_count; int free_count; @@ -342,8 +344,8 @@ void drm_ioremapfree(void *pt, unsigned long size, drm_device_t *dev) spin_lock(&drm_mem_lock); drm_mem_stats[DRM_MEM_MAPPINGS].bytes_freed += size; - free_count = ++drm_mem_stats[DRM_MEM_MAPPINGS].free_count; - alloc_count = drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count; + free_count = ++drm_mem_stats[DRM_MEM_MAPPINGS].free_count; + alloc_count = drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count; spin_unlock(&drm_mem_lock); if (free_count > alloc_count) { DRM_MEM_ERROR(DRM_MEM_MAPPINGS, @@ -367,7 +369,7 @@ DRM_AGP_MEM *drm_alloc_agp(int pages, u32 type) spin_lock(&drm_mem_lock); ++drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count; drm_mem_stats[DRM_MEM_TOTALAGP].bytes_allocated - += pages << PAGE_SHIFT; + += pages << PAGE_SHIFT; spin_unlock(&drm_mem_lock); return handle; } @@ -377,11 +379,11 @@ DRM_AGP_MEM *drm_alloc_agp(int pages, u32 type) return NULL; } -int drm_free_agp(DRM_AGP_MEM *handle, int pages) +int drm_free_agp(DRM_AGP_MEM * handle, int pages) { - int alloc_count; - int free_count; - int retval = -EINVAL; + int alloc_count; + int free_count; + int retval = -EINVAL; if (!handle) { DRM_MEM_ERROR(DRM_MEM_TOTALAGP, @@ -391,10 +393,10 @@ int drm_free_agp(DRM_AGP_MEM *handle, int pages) if (drm_agp_free_memory(handle)) { spin_lock(&drm_mem_lock); - free_count = ++drm_mem_stats[DRM_MEM_TOTALAGP].free_count; - alloc_count = drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count; + free_count = ++drm_mem_stats[DRM_MEM_TOTALAGP].free_count; + alloc_count = drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count; drm_mem_stats[DRM_MEM_TOTALAGP].bytes_freed - += pages << PAGE_SHIFT; + += pages << PAGE_SHIFT; spin_unlock(&drm_mem_lock); if (free_count > alloc_count) { DRM_MEM_ERROR(DRM_MEM_TOTALAGP, @@ -406,7 +408,7 @@ int drm_free_agp(DRM_AGP_MEM *handle, int pages) return retval; } -int drm_bind_agp(DRM_AGP_MEM *handle, unsigned int start) +int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start) { int retcode = -EINVAL; @@ -420,7 +422,7 @@ int drm_bind_agp(DRM_AGP_MEM *handle, unsigned int start) spin_lock(&drm_mem_lock); ++drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count; drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_allocated - += handle->page_count << PAGE_SHIFT; + += handle->page_count << PAGE_SHIFT; spin_unlock(&drm_mem_lock); return retcode; } @@ -430,7 +432,7 @@ int drm_bind_agp(DRM_AGP_MEM *handle, unsigned int start) return retcode; } -int drm_unbind_agp(DRM_AGP_MEM *handle) +int drm_unbind_agp(DRM_AGP_MEM * handle) { int alloc_count; int free_count; @@ -442,12 +444,13 @@ int drm_unbind_agp(DRM_AGP_MEM *handle) return retcode; } - if ((retcode = drm_agp_unbind_memory(handle))) return retcode; + if ((retcode = drm_agp_unbind_memory(handle))) + return retcode; spin_lock(&drm_mem_lock); - free_count = ++drm_mem_stats[DRM_MEM_BOUNDAGP].free_count; + free_count = ++drm_mem_stats[DRM_MEM_BOUNDAGP].free_count; alloc_count = drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count; drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_freed - += handle->page_count << PAGE_SHIFT; + += handle->page_count << PAGE_SHIFT; spin_unlock(&drm_mem_lock); if (free_count > alloc_count) { DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, diff --git a/linux-core/drm_memory_debug.h b/linux-core/drm_memory_debug.h index fb046965..2a84c2c9 100644 --- a/linux-core/drm_memory_debug.h +++ b/linux-core/drm_memory_debug.h @@ -1,5 +1,5 @@ /** - * \file drm_memory_debug.h + * \file drm_memory_debug.h * Memory management wrappers for DRM. * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -35,75 +35,74 @@ #include "drmP.h" typedef struct drm_mem_stats { - const char *name; - int succeed_count; - int free_count; - int fail_count; - unsigned long bytes_allocated; - unsigned long bytes_freed; + const char *name; + int succeed_count; + int free_count; + int fail_count; + unsigned long bytes_allocated; + unsigned long bytes_freed; } drm_mem_stats_t; -static spinlock_t DRM(mem_lock) = SPIN_LOCK_UNLOCKED; -static unsigned long DRM(ram_available) = 0; /* In pages */ -static unsigned long DRM(ram_used) = 0; -static drm_mem_stats_t DRM(mem_stats)[] = { - [DRM_MEM_DMA] = { "dmabufs" }, - [DRM_MEM_SAREA] = { "sareas" }, - [DRM_MEM_DRIVER] = { "driver" }, - [DRM_MEM_MAGIC] = { "magic" }, - [DRM_MEM_IOCTLS] = { "ioctltab" }, - [DRM_MEM_MAPS] = { "maplist" }, - [DRM_MEM_VMAS] = { "vmalist" }, - [DRM_MEM_BUFS] = { "buflist" }, - [DRM_MEM_SEGS] = { "seglist" }, - [DRM_MEM_PAGES] = { "pagelist" }, - [DRM_MEM_FILES] = { "files" }, - [DRM_MEM_QUEUES] = { "queues" }, - [DRM_MEM_CMDS] = { "commands" }, - [DRM_MEM_MAPPINGS] = { "mappings" }, - [DRM_MEM_BUFLISTS] = { "buflists" }, - [DRM_MEM_AGPLISTS] = { "agplist" }, - [DRM_MEM_SGLISTS] = { "sglist" }, - [DRM_MEM_TOTALAGP] = { "totalagp" }, - [DRM_MEM_BOUNDAGP] = { "boundagp" }, - [DRM_MEM_CTXBITMAP] = { "ctxbitmap"}, - [DRM_MEM_CTXLIST] = { "ctxlist" }, - [DRM_MEM_STUB] = { "stub" }, - { NULL, 0, } /* Last entry must be null */ +static spinlock_t DRM(mem_lock) = SPIN_LOCK_UNLOCKED; +static unsigned long DRM(ram_available) = 0; /* In pages */ +static unsigned long DRM(ram_used) = 0; +static drm_mem_stats_t DRM(mem_stats)[] = +{ + [DRM_MEM_DMA] = {"dmabufs"}, + [DRM_MEM_SAREA] = {"sareas"}, + [DRM_MEM_DRIVER] = {"driver"}, + [DRM_MEM_MAGIC] = {"magic"}, + [DRM_MEM_IOCTLS] = {"ioctltab"}, + [DRM_MEM_MAPS] = {"maplist"}, + [DRM_MEM_VMAS] = {"vmalist"}, + [DRM_MEM_BUFS] = {"buflist"}, + [DRM_MEM_SEGS] = {"seglist"}, + [DRM_MEM_PAGES] = {"pagelist"}, + [DRM_MEM_FILES] = {"files"}, + [DRM_MEM_QUEUES] = {"queues"}, + [DRM_MEM_CMDS] = {"commands"}, + [DRM_MEM_MAPPINGS] = {"mappings"}, + [DRM_MEM_BUFLISTS] = {"buflists"}, + [DRM_MEM_AGPLISTS] = {"agplist"}, + [DRM_MEM_SGLISTS] = {"sglist"}, + [DRM_MEM_TOTALAGP] = {"totalagp"}, + [DRM_MEM_BOUNDAGP] = {"boundagp"}, + [DRM_MEM_CTXBITMAP] = {"ctxbitmap"}, + [DRM_MEM_CTXLIST] = {"ctxlist"}, + [DRM_MEM_STUB] = {"stub"}, + {NULL, 0,} /* Last entry must be null */ }; -void DRM(mem_init)(void) -{ +void DRM(mem_init) (void) { drm_mem_stats_t *mem; - struct sysinfo si; + struct sysinfo si; for (mem = DRM(mem_stats); mem->name; ++mem) { - mem->succeed_count = 0; - mem->free_count = 0; - mem->fail_count = 0; + mem->succeed_count = 0; + mem->free_count = 0; + mem->fail_count = 0; mem->bytes_allocated = 0; - mem->bytes_freed = 0; + mem->bytes_freed = 0; } si_meminfo(&si); DRM(ram_available) = si.totalram; - DRM(ram_used) = 0; + DRM(ram_used) = 0; } /* drm_mem_info is called whenever a process reads /dev/drm/mem. */ -static int DRM(_mem_info)(char *buf, char **start, off_t offset, - int request, int *eof, void *data) -{ +static int DRM(_mem_info) (char *buf, char **start, off_t offset, + int request, int *eof, void *data) { drm_mem_stats_t *pt; - int len = 0; + int len = 0; if (offset > DRM_PROC_LIMIT) { *eof = 1; return 0; } - *eof = 0; + *eof = 0; *start = &buf[offset]; DRM_PROC_PRINT(" total counts " @@ -129,24 +128,23 @@ static int DRM(_mem_info)(char *buf, char **start, off_t offset, - (long)pt->bytes_freed); } - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } -int DRM(mem_info)(char *buf, char **start, off_t offset, - int len, int *eof, void *data) -{ +int DRM(mem_info) (char *buf, char **start, off_t offset, + int len, int *eof, void *data) { int ret; spin_lock(&DRM(mem_lock)); - ret = DRM(_mem_info)(buf, start, offset, len, eof, data); + ret = DRM(_mem_info) (buf, start, offset, len, eof, data); spin_unlock(&DRM(mem_lock)); return ret; } -void *DRM(alloc)(size_t size, int area) -{ +void *DRM(alloc) (size_t size, int area) { void *pt; if (!size) { @@ -167,40 +165,40 @@ void *DRM(alloc)(size_t size, int area) return pt; } -void *DRM(calloc)(size_t nmemb, size_t size, int area) -{ +void *DRM(calloc) (size_t nmemb, size_t size, int area) { void *addr; - addr = DRM(alloc)(nmemb * size, area); + addr = DRM(alloc) (nmemb * size, area); if (addr != NULL) memset((void *)addr, 0, size * nmemb); return addr; } -void *DRM(realloc)(void *oldpt, size_t oldsize, size_t size, int area) -{ +void *DRM(realloc) (void *oldpt, size_t oldsize, size_t size, int area) { void *pt; - if (!(pt = DRM(alloc)(size, area))) return NULL; + if (!(pt = DRM(alloc) (size, area))) + return NULL; if (oldpt && oldsize) { memcpy(pt, oldpt, oldsize); - DRM(free)(oldpt, oldsize, area); + DRM(free) (oldpt, oldsize, area); } return pt; } -void DRM(free)(void *pt, size_t size, int area) -{ +void DRM(free) (void *pt, size_t size, int area) { int alloc_count; int free_count; - if (!pt) DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); - else kfree(pt); + if (!pt) + DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); + else + kfree(pt); spin_lock(&DRM(mem_lock)); DRM(mem_stats)[area].bytes_freed += size; - free_count = ++DRM(mem_stats)[area].free_count; - alloc_count = DRM(mem_stats)[area].succeed_count; + free_count = ++DRM(mem_stats)[area].free_count; + alloc_count = DRM(mem_stats)[area].succeed_count; spin_unlock(&DRM(mem_lock)); if (free_count > alloc_count) { DRM_MEM_ERROR(area, "Excess frees: %d frees, %d allocs\n", @@ -208,12 +206,11 @@ void DRM(free)(void *pt, size_t size, int area) } } -unsigned long DRM(alloc_pages)(int order, int area) -{ +unsigned long DRM(alloc_pages) (int order, int area) { unsigned long address; - unsigned long bytes = PAGE_SIZE << order; + unsigned long bytes = PAGE_SIZE << order; unsigned long addr; - unsigned int sz; + unsigned int sz; spin_lock(&DRM(mem_lock)); if ((DRM(ram_used) >> PAGE_SHIFT) @@ -233,48 +230,44 @@ unsigned long DRM(alloc_pages)(int order, int area) spin_lock(&DRM(mem_lock)); ++DRM(mem_stats)[area].succeed_count; DRM(mem_stats)[area].bytes_allocated += bytes; - DRM(ram_used) += bytes; + DRM(ram_used) += bytes; spin_unlock(&DRM(mem_lock)); - - /* Zero outside the lock */ + /* Zero outside the lock */ memset((void *)address, 0, bytes); - /* Reserve */ + /* Reserve */ for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { SetPageReserved(virt_to_page(addr)); } return address; } -void DRM(free_pages)(unsigned long address, int order, int area) -{ +void DRM(free_pages) (unsigned long address, int order, int area) { unsigned long bytes = PAGE_SIZE << order; - int alloc_count; - int free_count; + int alloc_count; + int free_count; unsigned long addr; - unsigned int sz; + unsigned int sz; if (!address) { DRM_MEM_ERROR(area, "Attempt to free address 0\n"); } else { - /* Unreserve */ + /* Unreserve */ for (addr = address, sz = bytes; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { ClearPageReserved(virt_to_page(addr)); } free_pages(address, order); } spin_lock(&DRM(mem_lock)); - free_count = ++DRM(mem_stats)[area].free_count; - alloc_count = DRM(mem_stats)[area].succeed_count; + free_count = ++DRM(mem_stats)[area].free_count; + alloc_count = DRM(mem_stats)[area].succeed_count; DRM(mem_stats)[area].bytes_freed += bytes; - DRM(ram_used) -= bytes; + DRM(ram_used) -= bytes; spin_unlock(&DRM(mem_lock)); if (free_count > alloc_count) { DRM_MEM_ERROR(area, @@ -283,8 +276,8 @@ void DRM(free_pages)(unsigned long address, int order, int area) } } -void *DRM(ioremap)(unsigned long offset, unsigned long size, drm_device_t *dev) -{ +void *DRM(ioremap) (unsigned long offset, unsigned long size, + drm_device_t * dev) { void *pt; if (!size) { @@ -306,8 +299,8 @@ void *DRM(ioremap)(unsigned long offset, unsigned long size, drm_device_t *dev) return pt; } -void *DRM(ioremap_nocache)(unsigned long offset, unsigned long size, drm_device_t *dev) -{ +void *DRM(ioremap_nocache) (unsigned long offset, unsigned long size, + drm_device_t * dev) { void *pt; if (!size) { @@ -329,8 +322,7 @@ void *DRM(ioremap_nocache)(unsigned long offset, unsigned long size, drm_device_ return pt; } -void DRM(ioremapfree)(void *pt, unsigned long size, drm_device_t *dev) -{ +void DRM(ioremapfree) (void *pt, unsigned long size, drm_device_t * dev) { int alloc_count; int free_count; @@ -342,8 +334,8 @@ void DRM(ioremapfree)(void *pt, unsigned long size, drm_device_t *dev) spin_lock(&DRM(mem_lock)); DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += size; - free_count = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count; - alloc_count = DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count; + free_count = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count; + alloc_count = DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count; spin_unlock(&DRM(mem_lock)); if (free_count > alloc_count) { DRM_MEM_ERROR(DRM_MEM_MAPPINGS, @@ -354,8 +346,7 @@ void DRM(ioremapfree)(void *pt, unsigned long size, drm_device_t *dev) #if __OS_HAS_AGP -DRM_AGP_MEM *DRM(alloc_agp)(int pages, u32 type) -{ +DRM_AGP_MEM *DRM(alloc_agp) (int pages, u32 type) { DRM_AGP_MEM *handle; if (!pages) { @@ -363,11 +354,11 @@ DRM_AGP_MEM *DRM(alloc_agp)(int pages, u32 type) return NULL; } - if ((handle = DRM(agp_allocate_memory)(pages, type))) { + if ((handle = DRM(agp_allocate_memory) (pages, type))) { spin_lock(&DRM(mem_lock)); ++DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count; DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_allocated - += pages << PAGE_SHIFT; + += pages << PAGE_SHIFT; spin_unlock(&DRM(mem_lock)); return handle; } @@ -377,11 +368,10 @@ DRM_AGP_MEM *DRM(alloc_agp)(int pages, u32 type) return NULL; } -int DRM(free_agp)(DRM_AGP_MEM *handle, int pages) -{ - int alloc_count; - int free_count; - int retval = -EINVAL; +int DRM(free_agp) (DRM_AGP_MEM * handle, int pages) { + int alloc_count; + int free_count; + int retval = -EINVAL; if (!handle) { DRM_MEM_ERROR(DRM_MEM_TOTALAGP, @@ -389,12 +379,12 @@ int DRM(free_agp)(DRM_AGP_MEM *handle, int pages) return retval; } - if (DRM(agp_free_memory)(handle)) { + if (DRM(agp_free_memory) (handle)) { spin_lock(&DRM(mem_lock)); - free_count = ++DRM(mem_stats)[DRM_MEM_TOTALAGP].free_count; - alloc_count = DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count; + free_count = ++DRM(mem_stats)[DRM_MEM_TOTALAGP].free_count; + alloc_count = DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count; DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_freed - += pages << PAGE_SHIFT; + += pages << PAGE_SHIFT; spin_unlock(&DRM(mem_lock)); if (free_count > alloc_count) { DRM_MEM_ERROR(DRM_MEM_TOTALAGP, @@ -406,8 +396,7 @@ int DRM(free_agp)(DRM_AGP_MEM *handle, int pages) return retval; } -int DRM(bind_agp)(DRM_AGP_MEM *handle, unsigned int start) -{ +int DRM(bind_agp) (DRM_AGP_MEM * handle, unsigned int start) { int retcode = -EINVAL; if (!handle) { @@ -416,11 +405,11 @@ int DRM(bind_agp)(DRM_AGP_MEM *handle, unsigned int start) return retcode; } - if (!(retcode = DRM(agp_bind_memory)(handle, start))) { + if (!(retcode = DRM(agp_bind_memory) (handle, start))) { spin_lock(&DRM(mem_lock)); ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count; DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_allocated - += handle->page_count << PAGE_SHIFT; + += handle->page_count << PAGE_SHIFT; spin_unlock(&DRM(mem_lock)); return retcode; } @@ -430,8 +419,7 @@ int DRM(bind_agp)(DRM_AGP_MEM *handle, unsigned int start) return retcode; } -int DRM(unbind_agp)(DRM_AGP_MEM *handle) -{ +int DRM(unbind_agp) (DRM_AGP_MEM * handle) { int alloc_count; int free_count; int retcode = -EINVAL; @@ -442,12 +430,13 @@ int DRM(unbind_agp)(DRM_AGP_MEM *handle) return retcode; } - if ((retcode = DRM(agp_unbind_memory)(handle))) return retcode; + if ((retcode = DRM(agp_unbind_memory) (handle))) + return retcode; spin_lock(&DRM(mem_lock)); - free_count = ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].free_count; + free_count = ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].free_count; alloc_count = DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count; DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_freed - += handle->page_count << PAGE_SHIFT; + += handle->page_count << PAGE_SHIFT; spin_unlock(&DRM(mem_lock)); if (free_count > alloc_count) { DRM_MEM_ERROR(DRM_MEM_BOUNDAGP, diff --git a/linux-core/drm_os_linux.h b/linux-core/drm_os_linux.h index c3f8ec0e..836144d1 100644 --- a/linux-core/drm_os_linux.h +++ b/linux-core/drm_os_linux.h @@ -3,7 +3,6 @@ * OS abstraction macros. */ - #include <linux/interrupt.h> /* For task queue support */ #include <linux/delay.h> @@ -15,7 +14,7 @@ /** Current process ID */ #define DRM_CURRENTPID current->pid #define DRM_UDELAY(d) udelay(d) -#if LINUX_VERSION_CODE <= 0x020608 /* KERNEL_VERSION(2,6,8) */ +#if LINUX_VERSION_CODE <= 0x020608 /* KERNEL_VERSION(2,6,8) */ /** Read a byte from a MMIO region */ #define DRM_READ8(map, offset) readb(((unsigned long)(map)->handle) + (offset)) /** Read a word from a MMIO region */ @@ -57,8 +56,8 @@ /** backwards compatibility with old irq return values */ #ifndef IRQ_HANDLED typedef void irqreturn_t; -#define IRQ_HANDLED /* nothing */ -#define IRQ_NONE /* nothing */ +#define IRQ_HANDLED /* nothing */ +#define IRQ_NONE /* nothing */ #endif /** AGP types */ @@ -81,17 +80,17 @@ struct no_agp_kern { #endif #if !(__OS_HAS_MTRR) -static __inline__ int mtrr_add (unsigned long base, unsigned long size, - unsigned int type, char increment) +static __inline__ int mtrr_add(unsigned long base, unsigned long size, + unsigned int type, char increment) { return -ENODEV; } -static __inline__ int mtrr_del (int reg, unsigned long base, - unsigned long size) +static __inline__ int mtrr_del(int reg, unsigned long base, unsigned long size) { return -ENODEV; } + #define MTRR_TYPE_WRCOMB 1 #endif @@ -124,10 +123,9 @@ static __inline__ int mtrr_del (int reg, unsigned long base, #define DRM_PUT_USER_UNCHECKED(uaddr, val) \ __put_user(val, uaddr) - #define DRM_GET_PRIV_WITH_RETURN(_priv, _filp) _priv = _filp->private_data -/** +/** * Get the pointer to the SAREA. * * Searches the SAREA on the mapping lists and points drm_device::sarea to it. @@ -171,7 +169,5 @@ do { \ remove_wait_queue(&(queue), &entry); \ } while (0) - #define DRM_WAKEUP( queue ) wake_up_interruptible( queue ) #define DRM_INIT_WAITQUEUE( queue ) init_waitqueue_head( queue ) - diff --git a/linux-core/drm_pci.c b/linux-core/drm_pci.c index ba46f4fa..bde5e07e 100644 --- a/linux-core/drm_pci.c +++ b/linux-core/drm_pci.c @@ -2,14 +2,14 @@ /** * \file drm_pci.h * \brief Functions and ioctls to manage PCI memory - * + * * \warning These interfaces aren't stable yet. - * + * * \todo Implement the remaining ioctl's for the PCI pools. * \todo Add support to map these buffers. * \todo The wrappers here are so thin that they would be better off inlined.. * - * \author Jos�Fonseca <jrfonseca@tungstengraphics.com> + * \author Jose Fonseca <jrfonseca@tungstengraphics.com> * \author Leif Delgass <ldelgass@retinalburn.net> */ @@ -37,7 +37,6 @@ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ - #include <linux/pci.h> #include "drmP.h" @@ -45,13 +44,11 @@ /** \name PCI memory */ /*@{*/ - /** * \brief Allocate a PCI consistent memory block, for DMA. */ -void * -drm_pci_alloc(drm_device_t *dev, size_t size, size_t align, - dma_addr_t maxaddr, dma_addr_t *busaddr) +void *drm_pci_alloc(drm_device_t * dev, size_t size, size_t align, + dma_addr_t maxaddr, dma_addr_t * busaddr) { void *address; #if 0 @@ -70,19 +67,19 @@ drm_pci_alloc(drm_device_t *dev, size_t size, size_t align, spin_unlock(&drm_mem_lock); #endif - /* pci_alloc_consistent only guarantees alignment to the smallest + /* pci_alloc_consistent only guarantees alignment to the smallest * PAGE_SIZE order which is greater than or equal to the requested size. * Return NULL here for now to make sure nobody tries for larger alignment */ if (align > size) return NULL; - if (pci_set_dma_mask( dev->pdev, maxaddr ) != 0) { - DRM_ERROR( "Setting pci dma mask failed\n" ); + if (pci_set_dma_mask(dev->pdev, maxaddr) != 0) { + DRM_ERROR("Setting pci dma mask failed\n"); return NULL; } - address = pci_alloc_consistent( dev->pdev, size, busaddr ); + address = pci_alloc_consistent(dev->pdev, size, busaddr); #if DRM_DEBUG_MEMORY if (address == NULL) { @@ -95,7 +92,7 @@ drm_pci_alloc(drm_device_t *dev, size_t size, size_t align, spin_lock(&drm_mem_lock); ++drm_mem_stats[area].succeed_count; drm_mem_stats[area].bytes_allocated += size; - drm_ram_used += size; + drm_ram_used += size; spin_unlock(&drm_mem_lock); #else if (address == NULL) @@ -106,10 +103,9 @@ drm_pci_alloc(drm_device_t *dev, size_t size, size_t align, #if 0 /* XXX - Is virt_to_page() legal for consistent mem? */ - /* Reserve */ + /* Reserve */ for (addr = (unsigned long)address, sz = size; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { SetPageReserved(virt_to_page(addr)); } #endif @@ -122,7 +118,7 @@ EXPORT_SYMBOL(drm_pci_alloc); * \brief Free a PCI consistent memory block. */ void -drm_pci_free(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) +drm_pci_free(drm_device_t * dev, size_t size, void *vaddr, dma_addr_t busaddr) { #if 0 unsigned long addr; @@ -141,22 +137,21 @@ drm_pci_free(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) } else { #if 0 /* XXX - Is virt_to_page() legal for consistent mem? */ - /* Unreserve */ + /* Unreserve */ for (addr = (unsigned long)vaddr, sz = size; - sz > 0; - addr += PAGE_SIZE, sz -= PAGE_SIZE) { + sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) { ClearPageReserved(virt_to_page(addr)); } #endif - pci_free_consistent( dev->pdev, size, vaddr, busaddr ); + pci_free_consistent(dev->pdev, size, vaddr, busaddr); } #if DRM_DEBUG_MEMORY spin_lock(&drm_mem_lock); - free_count = ++drm_mem_stats[area].free_count; - alloc_count = drm_mem_stats[area].succeed_count; + free_count = ++drm_mem_stats[area].free_count; + alloc_count = drm_mem_stats[area].succeed_count; drm_mem_stats[area].bytes_freed += size; - drm_ram_used -= size; + drm_ram_used -= size; spin_unlock(&drm_mem_lock); if (free_count > alloc_count) { DRM_MEM_ERROR(area, diff --git a/linux-core/drm_proc.c b/linux-core/drm_proc.c index 7f342075..0f2bd480 100644 --- a/linux-core/drm_proc.c +++ b/linux-core/drm_proc.c @@ -1,5 +1,5 @@ /** - * \file drm_proc.h + * \file drm_proc.h * /proc support for DRM * * \author Rickard E. (Rik) Faith <faith@valinux.com> @@ -39,19 +39,19 @@ #include "drmP.h" -static int drm_name_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); -static int drm_vm_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); -static int drm_clients_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); -static int drm_queues_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); -static int drm_bufs_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); +static int drm_name_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); +static int drm_vm_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); +static int drm_clients_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); +static int drm_queues_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); +static int drm_bufs_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); #if DRM_DEBUG_CODE -static int drm_vma_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); +static int drm_vma_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); #endif /** @@ -59,18 +59,19 @@ static int drm_vma_info(char *buf, char **start, off_t offset, */ struct drm_proc_list { const char *name; /**< file name */ - int (*f)(char *, char **, off_t, int, int *, void *); /**< proc callback*/ + int (*f) (char *, char **, off_t, int, int *, void *); /**< proc callback*/ } drm_proc_list[] = { - { "name", drm_name_info }, - { "mem", drm_mem_info }, - { "vm", drm_vm_info }, - { "clients", drm_clients_info }, - { "queues", drm_queues_info }, - { "bufs", drm_bufs_info }, + {"name", drm_name_info}, + {"mem", drm_mem_info}, + {"vm", drm_vm_info}, + {"clients", drm_clients_info}, + {"queues", drm_queues_info}, + {"bufs", drm_bufs_info}, #if DRM_DEBUG_CODE - { "vma", drm_vma_info }, + {"vma", drm_vma_info}, #endif }; + #define DRM_PROC_ENTRIES (sizeof(drm_proc_list)/sizeof(drm_proc_list[0])) /** @@ -81,18 +82,17 @@ struct drm_proc_list { * \param root DRI proc dir entry. * \param dev_root resulting DRI device proc dir entry. * \return root entry pointer on success, or NULL on failure. - * + * * Create the DRI proc root entry "/proc/dri", the device proc root entry * "/proc/dri/%minor%/", and each entry in proc_list as * "/proc/dri/%minor%/%name%". */ -int drm_proc_init(drm_device_t *dev, int minor, - struct proc_dir_entry *root, - struct proc_dir_entry **dev_root) +int drm_proc_init(drm_device_t * dev, int minor, + struct proc_dir_entry *root, struct proc_dir_entry **dev_root) { struct proc_dir_entry *ent; - int i, j; - char name[64]; + int i, j; + char name[64]; sprintf(name, "%d", minor); *dev_root = create_proc_entry(name, S_IFDIR, root); @@ -103,7 +103,7 @@ int drm_proc_init(drm_device_t *dev, int minor, for (i = 0; i < DRM_PROC_ENTRIES; i++) { ent = create_proc_entry(drm_proc_list[i].name, - S_IFREG|S_IRUGO, *dev_root); + S_IFREG | S_IRUGO, *dev_root); if (!ent) { DRM_ERROR("Cannot create /proc/dri/%s/%s\n", name, drm_proc_list[i].name); @@ -114,12 +114,11 @@ int drm_proc_init(drm_device_t *dev, int minor, return -1; } ent->read_proc = drm_proc_list[i].f; - ent->data = dev; + ent->data = dev; } return 0; } - /** * Cleanup the proc filesystem resources. * @@ -131,12 +130,13 @@ int drm_proc_init(drm_device_t *dev, int minor, * Remove all proc entries created by proc_init(). */ int drm_proc_cleanup(int minor, struct proc_dir_entry *root, - struct proc_dir_entry *dev_root) + struct proc_dir_entry *dev_root) { - int i; + int i; char name[64]; - if (!root || !dev_root) return 0; + if (!root || !dev_root) + return 0; for (i = 0; i < DRM_PROC_ENTRIES; i++) remove_proc_entry(drm_proc_list[i].name, dev_root); @@ -148,7 +148,7 @@ int drm_proc_cleanup(int minor, struct proc_dir_entry *root, /** * Called when "/proc/dri/.../name" is read. - * + * * \param buf output buffer. * \param start start of output data. * \param offset requested start offset. @@ -156,14 +156,14 @@ int drm_proc_cleanup(int minor, struct proc_dir_entry *root, * \param eof whether there is no more data to return. * \param data private data. * \return number of written bytes. - * + * * Prints the device name together with the bus id if available. */ static int drm_name_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int len = 0; + drm_device_t *dev = (drm_device_t *) data; + int len = 0; if (offset > DRM_PROC_LIMIT) { *eof = 1; @@ -171,23 +171,26 @@ static int drm_name_info(char *buf, char **start, off_t offset, int request, } *start = &buf[offset]; - *eof = 0; + *eof = 0; if (dev->unique) { DRM_PROC_PRINT("%s 0x%lx %s\n", - dev->name, (long)old_encode_dev(dev->device), dev->unique); + dev->name, (long)old_encode_dev(dev->device), + dev->unique); } else { - DRM_PROC_PRINT("%s 0x%lx\n", dev->name, (long)old_encode_dev(dev->device)); + DRM_PROC_PRINT("%s 0x%lx\n", dev->name, + (long)old_encode_dev(dev->device)); } - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } /** * Called when "/proc/dri/.../vm" is read. - * + * * \param buf output buffer. * \param start start of output data. * \param offset requested start offset. @@ -195,24 +198,24 @@ static int drm_name_info(char *buf, char **start, off_t offset, int request, * \param eof whether there is no more data to return. * \param data private data. * \return number of written bytes. - * + * * Prints information about all mappings in drm_device::maplist. */ static int drm__vm_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int len = 0; - drm_map_t *map; + drm_device_t *dev = (drm_device_t *) data; + int len = 0; + drm_map_t *map; drm_map_list_t *r_list; struct list_head *list; - /* Hardcoded from _DRM_FRAME_BUFFER, - _DRM_REGISTERS, _DRM_SHM, _DRM_AGP, and - _DRM_SCATTER_GATHER. */ - const char *types[] = { "FB", "REG", "SHM", "AGP", "SG" }; - const char *type; - int i; + /* Hardcoded from _DRM_FRAME_BUFFER, + _DRM_REGISTERS, _DRM_SHM, _DRM_AGP, and + _DRM_SCATTER_GATHER. */ + const char *types[] = { "FB", "REG", "SHM", "AGP", "SG" }; + const char *type; + int i; if (offset > DRM_PROC_LIMIT) { *eof = 1; @@ -220,33 +223,36 @@ static int drm__vm_info(char *buf, char **start, off_t offset, int request, } *start = &buf[offset]; - *eof = 0; + *eof = 0; DRM_PROC_PRINT("slot offset size type flags " "address mtrr\n\n"); i = 0; - if (dev->maplist != NULL) list_for_each(list, &dev->maplist->head) { + if (dev->maplist != NULL) + list_for_each(list, &dev->maplist->head) { r_list = list_entry(list, drm_map_list_t, head); map = r_list->map; - if(!map) continue; - if (map->type < 0 || map->type > 4) type = "??"; - else type = types[map->type]; + if (!map) + continue; + if (map->type < 0 || map->type > 4) + type = "??"; + else + type = types[map->type]; DRM_PROC_PRINT("%4d 0x%08lx 0x%08lx %4.4s 0x%02x 0x%08lx ", i, map->offset, map->size, - type, - map->flags, - (unsigned long)map->handle); + type, map->flags, (unsigned long)map->handle); if (map->mtrr < 0) { DRM_PROC_PRINT("none\n"); } else { DRM_PROC_PRINT("%4d\n", map->mtrr); } i++; - } + } - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } @@ -255,10 +261,10 @@ static int drm__vm_info(char *buf, char **start, off_t offset, int request, * Simply calls _vm_info() while holding the drm_device::struct_sem lock. */ static int drm_vm_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int ret; + drm_device_t *dev = (drm_device_t *) data; + int ret; down(&dev->struct_sem); ret = drm__vm_info(buf, start, offset, request, eof, data); @@ -268,7 +274,7 @@ static int drm_vm_info(char *buf, char **start, off_t offset, int request, /** * Called when "/proc/dri/.../queues" is read. - * + * * \param buf output buffer. * \param start start of output data. * \param offset requested start offset. @@ -278,12 +284,12 @@ static int drm_vm_info(char *buf, char **start, off_t offset, int request, * \return number of written bytes. */ static int drm__queues_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data) + int request, int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int len = 0; - int i; - drm_queue_t *q; + drm_device_t *dev = (drm_device_t *) data; + int len = 0; + int i; + drm_queue_t *q; if (offset > DRM_PROC_LIMIT) { *eof = 1; @@ -291,7 +297,7 @@ static int drm__queues_info(char *buf, char **start, off_t offset, } *start = &buf[offset]; - *eof = 0; + *eof = 0; DRM_PROC_PRINT(" ctx/flags use fin" " blk/rw/rwf wait flushed queued" @@ -309,14 +315,17 @@ static int drm__queues_info(char *buf, char **start, off_t offset, atomic_read(&q->block_count), atomic_read(&q->block_read) ? 'r' : '-', atomic_read(&q->block_write) ? 'w' : '-', - waitqueue_active(&q->read_queue) ? 'r':'-', - waitqueue_active(&q->write_queue) ? 'w':'-', - waitqueue_active(&q->flush_queue) ? 'f':'-', + waitqueue_active(&q->read_queue) ? 'r' : '-', + waitqueue_active(&q-> + write_queue) ? 'w' : '-', + waitqueue_active(&q-> + flush_queue) ? 'f' : '-', DRM_BUFCOUNT(&q->waitlist)); atomic_dec(&q->use_count); } - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } @@ -325,10 +334,10 @@ static int drm__queues_info(char *buf, char **start, off_t offset, * Simply calls _queues_info() while holding the drm_device::struct_sem lock. */ static int drm_queues_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int ret; + drm_device_t *dev = (drm_device_t *) data; + int ret; down(&dev->struct_sem); ret = drm__queues_info(buf, start, offset, request, eof, data); @@ -338,7 +347,7 @@ static int drm_queues_info(char *buf, char **start, off_t offset, int request, /** * Called when "/proc/dri/.../bufs" is read. - * + * * \param buf output buffer. * \param start start of output data. * \param offset requested start offset. @@ -348,12 +357,12 @@ static int drm_queues_info(char *buf, char **start, off_t offset, int request, * \return number of written bytes. */ static int drm__bufs_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int len = 0; + drm_device_t *dev = (drm_device_t *) data; + int len = 0; drm_device_dma_t *dma = dev->dma; - int i; + int i; if (!dma || offset > DRM_PROC_LIMIT) { *eof = 1; @@ -361,7 +370,7 @@ static int drm__bufs_info(char *buf, char **start, off_t offset, int request, } *start = &buf[offset]; - *eof = 0; + *eof = 0; DRM_PROC_PRINT(" o size count free segs pages kB\n\n"); for (i = 0; i <= DRM_MAX_ORDER; i++) { @@ -374,19 +383,21 @@ static int drm__bufs_info(char *buf, char **start, off_t offset, int request, .freelist.count), dma->bufs[i].seg_count, dma->bufs[i].seg_count - *(1 << dma->bufs[i].page_order), + * (1 << dma->bufs[i].page_order), (dma->bufs[i].seg_count * (1 << dma->bufs[i].page_order)) * PAGE_SIZE / 1024); } DRM_PROC_PRINT("\n"); for (i = 0; i < dma->buf_count; i++) { - if (i && !(i%32)) DRM_PROC_PRINT("\n"); + if (i && !(i % 32)) + DRM_PROC_PRINT("\n"); DRM_PROC_PRINT(" %d", dma->buflist[i]->list); } DRM_PROC_PRINT("\n"); - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } @@ -395,10 +406,10 @@ static int drm__bufs_info(char *buf, char **start, off_t offset, int request, * Simply calls _bufs_info() while holding the drm_device::struct_sem lock. */ static int drm_bufs_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int ret; + drm_device_t *dev = (drm_device_t *) data; + int ret; down(&dev->struct_sem); ret = drm__bufs_info(buf, start, offset, request, eof, data); @@ -408,7 +419,7 @@ static int drm_bufs_info(char *buf, char **start, off_t offset, int request, /** * Called when "/proc/dri/.../clients" is read. - * + * * \param buf output buffer. * \param start start of output data. * \param offset requested start offset. @@ -418,11 +429,11 @@ static int drm_bufs_info(char *buf, char **start, off_t offset, int request, * \return number of written bytes. */ static int drm__clients_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data) + int request, int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int len = 0; - drm_file_t *priv; + drm_device_t *dev = (drm_device_t *) data; + int len = 0; + drm_file_t *priv; if (offset > DRM_PROC_LIMIT) { *eof = 1; @@ -430,7 +441,7 @@ static int drm__clients_info(char *buf, char **start, off_t offset, } *start = &buf[offset]; - *eof = 0; + *eof = 0; DRM_PROC_PRINT("a dev pid uid magic ioctls\n\n"); for (priv = dev->file_first; priv; priv = priv->next) { @@ -438,12 +449,11 @@ static int drm__clients_info(char *buf, char **start, off_t offset, priv->authenticated ? 'y' : 'n', priv->minor, priv->pid, - priv->uid, - priv->magic, - priv->ioctl_count); + priv->uid, priv->magic, priv->ioctl_count); } - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } @@ -452,10 +462,10 @@ static int drm__clients_info(char *buf, char **start, off_t offset, * Simply calls _clients_info() while holding the drm_device::struct_sem lock. */ static int drm_clients_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data) + int request, int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int ret; + drm_device_t *dev = (drm_device_t *) data; + int ret; down(&dev->struct_sem); ret = drm__clients_info(buf, start, offset, request, eof, data); @@ -466,14 +476,14 @@ static int drm_clients_info(char *buf, char **start, off_t offset, #if DRM_DEBUG_CODE static int drm__vma_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int len = 0; - drm_vma_entry_t *pt; + drm_device_t *dev = (drm_device_t *) data; + int len = 0; + drm_vma_entry_t *pt; struct vm_area_struct *vma; #if defined(__i386__) - unsigned int pgprot; + unsigned int pgprot; #endif if (offset > DRM_PROC_LIMIT) { @@ -482,51 +492,53 @@ static int drm__vma_info(char *buf, char **start, off_t offset, int request, } *start = &buf[offset]; - *eof = 0; + *eof = 0; DRM_PROC_PRINT("vma use count: %d, high_memory = %p, 0x%08lx\n", atomic_read(&dev->vma_count), high_memory, virt_to_phys(high_memory)); for (pt = dev->vmalist; pt; pt = pt->next) { - if (!(vma = pt->vma)) continue; + if (!(vma = pt->vma)) + continue; DRM_PROC_PRINT("\n%5d 0x%08lx-0x%08lx %c%c%c%c%c%c 0x%08lx", pt->pid, vma->vm_start, vma->vm_end, - vma->vm_flags & VM_READ ? 'r' : '-', - vma->vm_flags & VM_WRITE ? 'w' : '-', - vma->vm_flags & VM_EXEC ? 'x' : '-', + vma->vm_flags & VM_READ ? 'r' : '-', + vma->vm_flags & VM_WRITE ? 'w' : '-', + vma->vm_flags & VM_EXEC ? 'x' : '-', vma->vm_flags & VM_MAYSHARE ? 's' : 'p', - vma->vm_flags & VM_LOCKED ? 'l' : '-', - vma->vm_flags & VM_IO ? 'i' : '-', + vma->vm_flags & VM_LOCKED ? 'l' : '-', + vma->vm_flags & VM_IO ? 'i' : '-', VM_OFFSET(vma)); #if defined(__i386__) pgprot = pgprot_val(vma->vm_page_prot); DRM_PROC_PRINT(" %c%c%c%c%c%c%c%c%c", - pgprot & _PAGE_PRESENT ? 'p' : '-', - pgprot & _PAGE_RW ? 'w' : 'r', - pgprot & _PAGE_USER ? 'u' : 's', - pgprot & _PAGE_PWT ? 't' : 'b', - pgprot & _PAGE_PCD ? 'u' : 'c', + pgprot & _PAGE_PRESENT ? 'p' : '-', + pgprot & _PAGE_RW ? 'w' : 'r', + pgprot & _PAGE_USER ? 'u' : 's', + pgprot & _PAGE_PWT ? 't' : 'b', + pgprot & _PAGE_PCD ? 'u' : 'c', pgprot & _PAGE_ACCESSED ? 'a' : '-', - pgprot & _PAGE_DIRTY ? 'd' : '-', - pgprot & _PAGE_PSE ? 'm' : 'k', - pgprot & _PAGE_GLOBAL ? 'g' : 'l' ); + pgprot & _PAGE_DIRTY ? 'd' : '-', + pgprot & _PAGE_PSE ? 'm' : 'k', + pgprot & _PAGE_GLOBAL ? 'g' : 'l'); #endif DRM_PROC_PRINT("\n"); } - if (len > request + offset) return request; + if (len > request + offset) + return request; *eof = 1; return len - offset; } static int drm_vma_info(char *buf, char **start, off_t offset, int request, - int *eof, void *data) + int *eof, void *data) { - drm_device_t *dev = (drm_device_t *)data; - int ret; + drm_device_t *dev = (drm_device_t *) data; + int ret; down(&dev->struct_sem); ret = drm__vma_info(buf, start, offset, request, eof, data); @@ -534,5 +546,3 @@ static int drm_vma_info(char *buf, char **start, off_t offset, int request, return ret; } #endif - - diff --git a/linux-core/drm_scatter.c b/linux-core/drm_scatter.c index 5611bada..c5b1aee4 100644 --- a/linux-core/drm_scatter.c +++ b/linux-core/drm_scatter.c @@ -1,5 +1,5 @@ /** - * \file drm_scatter.h + * \file drm_scatter.h * IOCTLs to manage scatter/gather memory * * \author Gareth Hughes <gareth@valinux.com> @@ -33,36 +33,33 @@ #include <linux/config.h> #include <linux/vmalloc.h> + #include "drmP.h" #define DEBUG_SCATTER 0 -void drm_sg_cleanup( drm_sg_mem_t *entry ) +void drm_sg_cleanup(drm_sg_mem_t * entry) { struct page *page; int i; - for ( i = 0 ; i < entry->pages ; i++ ) { + for (i = 0; i < entry->pages; i++) { page = entry->pagelist[i]; - if ( page ) - ClearPageReserved( page ); + if (page) + ClearPageReserved(page); } - vfree( entry->virtual ); - - drm_free( entry->busaddr, - entry->pages * sizeof(*entry->busaddr), - DRM_MEM_PAGES ); - drm_free( entry->pagelist, - entry->pages * sizeof(*entry->pagelist), - DRM_MEM_PAGES ); - drm_free( entry, - sizeof(*entry), - DRM_MEM_SGLISTS ); + vfree(entry->virtual); + + drm_free(entry->busaddr, + entry->pages * sizeof(*entry->busaddr), DRM_MEM_PAGES); + drm_free(entry->pagelist, + entry->pages * sizeof(*entry->pagelist), DRM_MEM_PAGES); + drm_free(entry, sizeof(*entry), DRM_MEM_SGLISTS); } -int drm_sg_alloc( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_sg_alloc(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -71,74 +68,69 @@ int drm_sg_alloc( struct inode *inode, struct file *filp, drm_sg_mem_t *entry; unsigned long pages, i, j; - DRM_DEBUG( "%s\n", __FUNCTION__ ); + DRM_DEBUG("%s\n", __FUNCTION__); if (!drm_core_check_feature(dev, DRIVER_SG)) return -EINVAL; - if ( dev->sg ) + if (dev->sg) return -EINVAL; - if ( copy_from_user( &request, argp, sizeof(request) ) ) + if (copy_from_user(&request, argp, sizeof(request))) return -EFAULT; - entry = drm_alloc( sizeof(*entry), DRM_MEM_SGLISTS ); - if ( !entry ) + entry = drm_alloc(sizeof(*entry), DRM_MEM_SGLISTS); + if (!entry) return -ENOMEM; - memset( entry, 0, sizeof(*entry) ); + memset(entry, 0, sizeof(*entry)); pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE; - DRM_DEBUG( "sg size=%ld pages=%ld\n", request.size, pages ); + DRM_DEBUG("sg size=%ld pages=%ld\n", request.size, pages); entry->pages = pages; - entry->pagelist = drm_alloc( pages * sizeof(*entry->pagelist), - DRM_MEM_PAGES ); - if ( !entry->pagelist ) { - drm_free( entry, sizeof(*entry), DRM_MEM_SGLISTS ); + entry->pagelist = drm_alloc(pages * sizeof(*entry->pagelist), + DRM_MEM_PAGES); + if (!entry->pagelist) { + drm_free(entry, sizeof(*entry), DRM_MEM_SGLISTS); return -ENOMEM; } memset(entry->pagelist, 0, pages * sizeof(*entry->pagelist)); - entry->busaddr = drm_alloc( pages * sizeof(*entry->busaddr), - DRM_MEM_PAGES ); - if ( !entry->busaddr ) { - drm_free( entry->pagelist, - entry->pages * sizeof(*entry->pagelist), - DRM_MEM_PAGES ); - drm_free( entry, - sizeof(*entry), - DRM_MEM_SGLISTS ); + entry->busaddr = drm_alloc(pages * sizeof(*entry->busaddr), + DRM_MEM_PAGES); + if (!entry->busaddr) { + drm_free(entry->pagelist, + entry->pages * sizeof(*entry->pagelist), + DRM_MEM_PAGES); + drm_free(entry, sizeof(*entry), DRM_MEM_SGLISTS); return -ENOMEM; } - memset( (void *)entry->busaddr, 0, pages * sizeof(*entry->busaddr) ); - - entry->virtual = vmalloc_32( pages << PAGE_SHIFT ); - if ( !entry->virtual ) { - drm_free( entry->busaddr, - entry->pages * sizeof(*entry->busaddr), - DRM_MEM_PAGES ); - drm_free( entry->pagelist, - entry->pages * sizeof(*entry->pagelist), - DRM_MEM_PAGES ); - drm_free( entry, - sizeof(*entry), - DRM_MEM_SGLISTS ); + memset((void *)entry->busaddr, 0, pages * sizeof(*entry->busaddr)); + + entry->virtual = vmalloc_32(pages << PAGE_SHIFT); + if (!entry->virtual) { + drm_free(entry->busaddr, + entry->pages * sizeof(*entry->busaddr), DRM_MEM_PAGES); + drm_free(entry->pagelist, + entry->pages * sizeof(*entry->pagelist), + DRM_MEM_PAGES); + drm_free(entry, sizeof(*entry), DRM_MEM_SGLISTS); return -ENOMEM; } /* This also forces the mapping of COW pages, so our page list * will be valid. Please don't remove it... */ - memset( entry->virtual, 0, pages << PAGE_SHIFT ); + memset(entry->virtual, 0, pages << PAGE_SHIFT); entry->handle = (unsigned long)entry->virtual; - DRM_DEBUG( "sg alloc handle = %08lx\n", entry->handle ); - DRM_DEBUG( "sg alloc virtual = %p\n", entry->virtual ); + DRM_DEBUG("sg alloc handle = %08lx\n", entry->handle); + DRM_DEBUG("sg alloc virtual = %p\n", entry->virtual); - for ( i = entry->handle, j = 0 ; j < pages ; i += PAGE_SIZE, j++ ) { + for (i = entry->handle, j = 0; j < pages; i += PAGE_SIZE, j++) { entry->pagelist[j] = vmalloc_to_page((void *)i); if (!entry->pagelist[j]) goto failed; @@ -147,8 +139,8 @@ int drm_sg_alloc( struct inode *inode, struct file *filp, request.handle = entry->handle; - if ( copy_to_user( argp, &request, sizeof(request) ) ) { - drm_sg_cleanup( entry ); + if (copy_to_user(argp, &request, sizeof(request))) { + drm_sg_cleanup(entry); return -EFAULT; } @@ -159,50 +151,50 @@ int drm_sg_alloc( struct inode *inode, struct file *filp, * versa. */ { - int error = 0; + int error = 0; - for ( i = 0 ; i < pages ; i++ ) { - unsigned long *tmp; + for (i = 0; i < pages; i++) { + unsigned long *tmp; - tmp = page_address( entry->pagelist[i] ); - for ( j = 0 ; - j < PAGE_SIZE / sizeof(unsigned long) ; - j++, tmp++ ) { - *tmp = 0xcafebabe; - } - tmp = (unsigned long *)((u8 *)entry->virtual + - (PAGE_SIZE * i)); - for( j = 0 ; - j < PAGE_SIZE / sizeof(unsigned long) ; - j++, tmp++ ) { - if ( *tmp != 0xcafebabe && error == 0 ) { - error = 1; - DRM_ERROR( "Scatter allocation error, " - "pagelist does not match " - "virtual mapping\n" ); + tmp = page_address(entry->pagelist[i]); + for (j = 0; + j < PAGE_SIZE / sizeof(unsigned long); + j++, tmp++) { + *tmp = 0xcafebabe; + } + tmp = (unsigned long *)((u8 *) entry->virtual + + (PAGE_SIZE * i)); + for (j = 0; + j < PAGE_SIZE / sizeof(unsigned long); + j++, tmp++) { + if (*tmp != 0xcafebabe && error == 0) { + error = 1; + DRM_ERROR("Scatter allocation error, " + "pagelist does not match " + "virtual mapping\n"); + } + } + tmp = page_address(entry->pagelist[i]); + for (j = 0; + j < PAGE_SIZE / sizeof(unsigned long); + j++, tmp++) { + *tmp = 0; } } - tmp = page_address( entry->pagelist[i] ); - for(j = 0 ; - j < PAGE_SIZE / sizeof(unsigned long) ; - j++, tmp++) { - *tmp = 0; - } - } - if (error == 0) - DRM_ERROR( "Scatter allocation matches pagelist\n" ); + if (error == 0) + DRM_ERROR("Scatter allocation matches pagelist\n"); } #endif return 0; - failed: - drm_sg_cleanup( entry ); + failed: + drm_sg_cleanup(entry); return -ENOMEM; } -int drm_sg_free( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) +int drm_sg_free(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -212,20 +204,20 @@ int drm_sg_free( struct inode *inode, struct file *filp, if (!drm_core_check_feature(dev, DRIVER_SG)) return -EINVAL; - if ( copy_from_user( &request, - (drm_scatter_gather_t __user *)arg, - sizeof(request) ) ) + if (copy_from_user(&request, + (drm_scatter_gather_t __user *) arg, + sizeof(request))) return -EFAULT; entry = dev->sg; dev->sg = NULL; - if ( !entry || entry->handle != request.handle ) + if (!entry || entry->handle != request.handle) return -EINVAL; - DRM_DEBUG( "sg free virtual = %p\n", entry->virtual ); + DRM_DEBUG("sg free virtual = %p\n", entry->virtual); - drm_sg_cleanup( entry ); + drm_sg_cleanup(entry); return 0; } diff --git a/linux-core/drm_stub.c b/linux-core/drm_stub.c index a213134e..6f4753dd 100644 --- a/linux-core/drm_stub.c +++ b/linux-core/drm_stub.c @@ -32,14 +32,15 @@ */ #include <linux/module.h> + #include "drmP.h" #include "drm_core.h" unsigned int cards_limit = 16; /* Enough for one machine */ unsigned int debug = 0; /* 1 to enable debug output */ -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); MODULE_PARM_DESC(cards_limit, "Maximum number of graphics cards"); MODULE_PARM_DESC(debug, "Enable debug output"); @@ -51,20 +52,22 @@ drm_minor_t *drm_minors; struct drm_sysfs_class *drm_class; struct proc_dir_entry *drm_proc_root; -static int fill_in_dev(drm_device_t *dev, struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_driver_fn *driver_fn) +static int fill_in_dev(drm_device_t * dev, struct pci_dev *pdev, + const struct pci_device_id *ent, + struct drm_driver_fn *driver_fn) { int retcode; dev->count_lock = SPIN_LOCK_UNLOCKED; - init_timer( &dev->timer ); - sema_init( &dev->struct_sem, 1 ); - sema_init( &dev->ctxlist_sem, 1 ); + init_timer(&dev->timer); + sema_init(&dev->struct_sem, 1); + sema_init(&dev->ctxlist_sem, 1); - dev->name = DRIVER_NAME; - dev->pdev = pdev; + dev->name = DRIVER_NAME; + dev->pdev = pdev; #ifdef __alpha__ - dev->hose = pdev->sysdata; + dev->hose = pdev->sysdata; dev->pci_domain = dev->hose->bus->number; #else dev->pci_domain = 0; @@ -75,7 +78,8 @@ static int fill_in_dev(drm_device_t *dev, struct pci_dev *pdev, const struct pci dev->irq = pdev->irq; dev->maplist = drm_calloc(1, sizeof(*dev->maplist), DRM_MEM_MAPS); - if(dev->maplist == NULL) return -ENOMEM; + if (dev->maplist == NULL) + return -ENOMEM; INIT_LIST_HEAD(&dev->maplist->head); /* the DRM has 6 counters */ @@ -95,29 +99,29 @@ static int fill_in_dev(drm_device_t *dev, struct pci_dev *pdev, const struct pci if (drm_core_has_AGP(dev)) { dev->agp = drm_agp_init(); - if (drm_core_check_feature(dev, DRIVER_REQUIRE_AGP) && (dev->agp == NULL)) { - DRM_ERROR( "Cannot initialize the agpgart module.\n" ); + if (drm_core_check_feature(dev, DRIVER_REQUIRE_AGP) + && (dev->agp == NULL)) { + DRM_ERROR("Cannot initialize the agpgart module.\n"); retcode = -EINVAL; goto error_out_unreg; } - if (drm_core_has_MTRR(dev)) { if (dev->agp) - dev->agp->agp_mtrr = mtrr_add( dev->agp->agp_info.aper_base, - dev->agp->agp_info.aper_size*1024*1024, - MTRR_TYPE_WRCOMB, - 1 ); + dev->agp->agp_mtrr = + mtrr_add(dev->agp->agp_info.aper_base, + dev->agp->agp_info.aper_size * + 1024 * 1024, MTRR_TYPE_WRCOMB, 1); } } - retcode = drm_ctxbitmap_init( dev ); - if( retcode ) { - DRM_ERROR( "Cannot allocate memory for context bitmap.\n" ); + retcode = drm_ctxbitmap_init(dev); + if (retcode) { + DRM_ERROR("Cannot allocate memory for context bitmap.\n"); goto error_out_unreg; } - dev->device = MKDEV(DRM_MAJOR, dev->minor ); + dev->device = MKDEV(DRM_MAJOR, dev->minor); /* postinit is a required function to display the signon banner */ /* drivers add secondary heads here if needed */ @@ -126,7 +130,7 @@ static int fill_in_dev(drm_device_t *dev, struct pci_dev *pdev, const struct pci return 0; - error_out_unreg: + error_out_unreg: drm_takedown(dev); return retcode; } @@ -142,7 +146,8 @@ static int fill_in_dev(drm_device_t *dev, struct pci_dev *pdev, const struct pci * then register the character device and inter module information. * Try and register, if we fail to register, backout previous work. */ -int drm_probe(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_driver_fn *driver_fn) +int drm_probe(struct pci_dev *pdev, const struct pci_device_id *ent, + struct drm_driver_fn *driver_fn) { struct class_device *dev_class; drm_device_t *dev; @@ -157,17 +162,21 @@ int drm_probe(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_ DRM_DEBUG("assigning minor %d\n", minor); dev = drm_calloc(1, sizeof(*dev), DRM_MEM_STUB); - if(!dev) + if (!dev) return -ENOMEM; - *minors = (drm_minor_t){.dev = dev, .class = DRM_MINOR_PRIMARY}; + *minors = (drm_minor_t) { + .dev = dev,.class = DRM_MINOR_PRIMARY}; dev->minor = minor; if ((ret = fill_in_dev(dev, pdev, ent, driver_fn))) { - printk (KERN_ERR "DRM: Fill_in_dev failed.\n"); + printk(KERN_ERR "DRM: Fill_in_dev failed.\n"); goto err_g1; } - if ((ret = drm_proc_init(dev, minor, drm_proc_root, &minors->dev_root))) { - printk (KERN_ERR "DRM: Failed to initialize /proc/dri.\n"); + if ((ret = + drm_proc_init(dev, minor, drm_proc_root, + &minors->dev_root))) { + printk(KERN_ERR + "DRM: Failed to initialize /proc/dri.\n"); goto err_g1; } if (!drm_fb_loaded) { @@ -176,9 +185,13 @@ int drm_probe(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_ pci_enable_device(pdev); } dev_class = drm_sysfs_device_add(drm_class, - MKDEV(DRM_MAJOR, minor), DRM_PCI_DEV(pdev), "card%d", minor); + MKDEV(DRM_MAJOR, + minor), + DRM_PCI_DEV(pdev), + "card%d", minor); if (IS_ERR(dev_class)) { - printk (KERN_ERR "DRM: Error sysfs_device_add.\n"); + printk(KERN_ERR + "DRM: Error sysfs_device_add.\n"); ret = PTR_ERR(dev_class); goto err_g2; } @@ -189,15 +202,16 @@ int drm_probe(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_ } DRM_ERROR("out of minors\n"); return -ENOMEM; -err_g2: + err_g2: if (!drm_fb_loaded) { pci_set_drvdata(pdev, NULL); pci_release_regions(pdev); pci_disable_device(pdev); } drm_proc_cleanup(minor, drm_proc_root, minors->dev_root); -err_g1: - *minors = (drm_minor_t){.dev = NULL, .class = DRM_MINOR_FREE}; + err_g1: + *minors = (drm_minor_t) { + .dev = NULL,.class = DRM_MINOR_FREE}; drm_free(dev, sizeof(*dev), DRM_MEM_STUB); return ret; } @@ -210,11 +224,11 @@ EXPORT_SYMBOL(drm_probe); * \param sec-minor structure to hold the assigned minor * \return negative number on failure. * - * Search an empty entry and initialize it to the given parameters, and + * Search an empty entry and initialize it to the given parameters, and * create the proc init entry via proc_init(). This routines assigns * minor numbers to secondary heads of multi-headed cards */ -int drm_get_secondary_minor(drm_device_t *dev, drm_minor_t **sec_minor) +int drm_get_secondary_minor(drm_device_t * dev, drm_minor_t ** sec_minor) { drm_minor_t *minors = &drm_minors[0]; struct class_device *dev_class; @@ -226,16 +240,24 @@ int drm_get_secondary_minor(drm_device_t *dev, drm_minor_t **sec_minor) for (minor = 0; minor < cards_limit; minor++, minors++) { if (minors->class == DRM_MINOR_FREE) { - *minors = (drm_minor_t){.dev = dev, .class = DRM_MINOR_SECONDARY}; - if ((ret = drm_proc_init(dev, minor, drm_proc_root, &minors->dev_root))) { - printk (KERN_ERR "DRM: Failed to initialize /proc/dri.\n"); + *minors = (drm_minor_t) { + .dev = dev,.class = DRM_MINOR_SECONDARY}; + if ((ret = + drm_proc_init(dev, minor, drm_proc_root, + &minors->dev_root))) { + printk(KERN_ERR + "DRM: Failed to initialize /proc/dri.\n"); goto err_g1; } dev_class = drm_sysfs_device_add(drm_class, - MKDEV(DRM_MAJOR, minor), DRM_PCI_DEV(dev->pdev), "card%d", minor); + MKDEV(DRM_MAJOR, + minor), + DRM_PCI_DEV(dev->pdev), + "card%d", minor); if (IS_ERR(dev_class)) { - printk (KERN_ERR "DRM: Error sysfs_device_add.\n"); + printk(KERN_ERR + "DRM: Error sysfs_device_add.\n"); ret = PTR_ERR(dev_class); goto err_g2; } @@ -247,10 +269,11 @@ int drm_get_secondary_minor(drm_device_t *dev, drm_minor_t **sec_minor) } DRM_ERROR("out of minors\n"); return -ENOMEM; -err_g2: + err_g2: drm_proc_cleanup(minor, drm_proc_root, minors->dev_root); -err_g1: - *minors = (drm_minor_t){.dev = NULL, .class = DRM_MINOR_FREE}; + err_g1: + *minors = (drm_minor_t) { + .dev = NULL,.class = DRM_MINOR_FREE}; drm_free(dev, sizeof(*dev), DRM_MEM_STUB); return ret; } @@ -263,18 +286,19 @@ err_g1: * * Cleans up the proc resources. If it is the last minor then release the foreign * "drm" data, otherwise unregisters the "drm" data, frees the dev list and - * unregisters the character device. + * unregisters the character device. */ -int drm_put_minor(drm_device_t *dev) +int drm_put_minor(drm_device_t * dev) { drm_minor_t *minors = &drm_minors[dev->minor]; - + DRM_DEBUG("release primary minor %d\n", dev->minor); drm_proc_cleanup(dev->minor, drm_proc_root, minors->dev_root); drm_sysfs_device_remove(MKDEV(DRM_MAJOR, dev->minor)); - *minors = (drm_minor_t){.dev = NULL, .class = DRM_MINOR_FREE}; + *minors = (drm_minor_t) { + .dev = NULL,.class = DRM_MINOR_FREE}; drm_free(dev, sizeof(*dev), DRM_MEM_STUB); return 0; @@ -288,9 +312,9 @@ int drm_put_minor(drm_device_t *dev) * * Cleans up the proc resources. Not legal for this to be the * last minor released. - * + * */ -int drm_put_secondary_minor(drm_minor_t *sec_minor) +int drm_put_secondary_minor(drm_minor_t * sec_minor) { int minor = sec_minor - &drm_minors[0]; @@ -299,8 +323,8 @@ int drm_put_secondary_minor(drm_minor_t *sec_minor) drm_proc_cleanup(minor, drm_proc_root, sec_minor->dev_root); drm_sysfs_device_remove(MKDEV(DRM_MAJOR, minor)); - *sec_minor = (drm_minor_t){.dev = NULL, .class = DRM_MINOR_FREE}; + *sec_minor = (drm_minor_t) { + .dev = NULL,.class = DRM_MINOR_FREE}; return 0; } - diff --git a/linux-core/drm_sysfs.c b/linux-core/drm_sysfs.c index f623341b..85edcfc9 100644 --- a/linux-core/drm_sysfs.c +++ b/linux-core/drm_sysfs.c @@ -1,5 +1,5 @@ /* - * drm_sysfs.c - Modifications to drm_sysfs_class.c to support + * drm_sysfs.c - Modifications to drm_sysfs_class.c to support * extra sysfs attribute from DRM. Normal drm_sysfs_class * does not allow adding attributes. * @@ -55,9 +55,10 @@ static void drm_sysfs_class_release(struct class *class) /* Display the version of drm_core. This doesn't work right in current design */ static ssize_t version_show(struct class *dev, char *buf) { - return sprintf(buf, "%s %d.%d.%d %s\n", DRIVER_NAME, DRIVER_MAJOR, - DRIVER_MINOR, DRIVER_PATCHLEVEL, DRIVER_DATE); + return sprintf(buf, "%s %d.%d.%d %s\n", DRIVER_NAME, DRIVER_MAJOR, + DRIVER_MINOR, DRIVER_PATCHLEVEL, DRIVER_DATE); } + static CLASS_ATTR(version, S_IRUGO, version_show, NULL); /** @@ -100,7 +101,7 @@ struct drm_sysfs_class *drm_sysfs_create(struct module *owner, char *name) return cs; -error: + error: kfree(cs); return ERR_PTR(retval); } @@ -127,14 +128,16 @@ void drm_sysfs_destroy(struct drm_sysfs_class *cs) * @device: a pointer to a struct device that is assiociated with this class device. * @fmt: string for the class device's name * - * A struct class_device will be created in sysfs, registered to the specified - * class. A "dev" file will be created, showing the dev_t for the device. The + * A struct class_device will be created in sysfs, registered to the specified + * class. A "dev" file will be created, showing the dev_t for the device. The * pointer to the struct class_device will be returned from the call. Any further * sysfs files that might be required can be created using this pointer. * Note: the struct drm_sysfs_class passed to this function must have previously been * created with a call to drm_sysfs_create(). */ -struct class_device *drm_sysfs_device_add(struct drm_sysfs_class *cs, dev_t dev, struct device *device, const char *fmt, ...) +struct class_device *drm_sysfs_device_add(struct drm_sysfs_class *cs, dev_t dev, + struct device *device, + const char *fmt, ...) { va_list args; struct simple_dev *s_dev = NULL; @@ -171,7 +174,7 @@ struct class_device *drm_sysfs_device_add(struct drm_sysfs_class *cs, dev_t dev, return &s_dev->class_dev; -error: + error: kfree(s_dev); return ERR_PTR(retval); } @@ -203,4 +206,3 @@ void drm_sysfs_device_remove(dev_t dev) spin_unlock(&simple_dev_list_lock); } } - diff --git a/linux-core/drm_vm.c b/linux-core/drm_vm.c index e9ec7fac..6bfb4f10 100644 --- a/linux-core/drm_vm.c +++ b/linux-core/drm_vm.c @@ -1,7 +1,7 @@ /** * \file drm_vm.h * Memory mapping for DRM - * + * * \author Rickard E. (Rik) Faith <faith@valinux.com> * \author Gareth Hughes <gareth@valinux.com> */ @@ -35,40 +35,42 @@ #include "drmP.h" - /** * \c nopage method for AGP virtual memory. * * \param vma virtual memory area. * \param address access address. * \return pointer to the page structure. - * + * * Find the right map and if it's AGP memory find the real physical page to * map, get the page, increment the use count and return it. */ #if __OS_HAS_AGP static __inline__ struct page *drm_do_vm_nopage(struct vm_area_struct *vma, - unsigned long address) + unsigned long address) { - drm_file_t *priv = vma->vm_file->private_data; + drm_file_t *priv = vma->vm_file->private_data; drm_device_t *dev = priv->dev; - drm_map_t *map = NULL; - drm_map_list_t *r_list; + drm_map_t *map = NULL; + drm_map_list_t *r_list; struct list_head *list; /* - * Find the right map - */ + * Find the right map + */ if (!drm_core_has_AGP(dev)) goto vm_nopage_error; - if(!dev->agp || !dev->agp->cant_use_aperture) goto vm_nopage_error; + if (!dev->agp || !dev->agp->cant_use_aperture) + goto vm_nopage_error; list_for_each(list, &dev->maplist->head) { r_list = list_entry(list, drm_map_list_t, head); map = r_list->map; - if (!map) continue; - if (map->offset == VM_OFFSET(vma)) break; + if (!map) + continue; + if (map->offset == VM_OFFSET(vma)) + break; } if (map && map->type == _DRM_AGP) { @@ -79,48 +81,50 @@ static __inline__ struct page *drm_do_vm_nopage(struct vm_area_struct *vma, #ifdef __alpha__ /* - * Adjust to a bus-relative address - */ + * Adjust to a bus-relative address + */ baddr -= dev->hose->mem_space->start; #endif /* - * It's AGP memory - find the real physical page to map - */ - for(agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next) { + * It's AGP memory - find the real physical page to map + */ + for (agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next) { if (agpmem->bound <= baddr && - agpmem->bound + agpmem->pages * PAGE_SIZE > baddr) + agpmem->bound + agpmem->pages * PAGE_SIZE > baddr) break; } - if (!agpmem) goto vm_nopage_error; + if (!agpmem) + goto vm_nopage_error; /* - * Get the page, inc the use count, and return it - */ + * Get the page, inc the use count, and return it + */ offset = (baddr - agpmem->bound) >> PAGE_SHIFT; page = virt_to_page(__va(agpmem->memory->memory[offset])); get_page(page); -#if 0 +#if 0 /* page_count() not defined everywhere */ - DRM_DEBUG("baddr = 0x%lx page = 0x%p, offset = 0x%lx, count=%d\n", - baddr, __va(agpmem->memory->memory[offset]), offset, - page_count(page)); + DRM_DEBUG + ("baddr = 0x%lx page = 0x%p, offset = 0x%lx, count=%d\n", + baddr, __va(agpmem->memory->memory[offset]), offset, + page_count(page)); #endif return page; - } -vm_nopage_error: - return NOPAGE_SIGBUS; /* Disallow mremap */ + } + vm_nopage_error: + return NOPAGE_SIGBUS; /* Disallow mremap */ } -#else /* __OS_HAS_AGP */ +#else /* __OS_HAS_AGP */ static __inline__ struct page *drm_do_vm_nopage(struct vm_area_struct *vma, - unsigned long address) + unsigned long address) { return NOPAGE_SIGBUS; } -#endif /* __OS_HAS_AGP */ +#endif /* __OS_HAS_AGP */ /** * \c nopage method for shared virtual memory. @@ -128,22 +132,24 @@ static __inline__ struct page *drm_do_vm_nopage(struct vm_area_struct *vma, * \param vma virtual memory area. * \param address access address. * \return pointer to the page structure. - * + * * Get the the mapping, find the real physical page to map, get the page, and * return it. */ static __inline__ struct page *drm_do_vm_shm_nopage(struct vm_area_struct *vma, - unsigned long address) + unsigned long address) { - drm_map_t *map = (drm_map_t *)vma->vm_private_data; - unsigned long offset; - unsigned long i; - struct page *page; + drm_map_t *map = (drm_map_t *) vma->vm_private_data; + unsigned long offset; + unsigned long i; + struct page *page; - if (address > vma->vm_end) return NOPAGE_SIGBUS; /* Disallow mremap */ - if (!map) return NOPAGE_OOM; /* Nothing allocated */ + if (address > vma->vm_end) + return NOPAGE_SIGBUS; /* Disallow mremap */ + if (!map) + return NOPAGE_OOM; /* Nothing allocated */ - offset = address - vma->vm_start; + offset = address - vma->vm_start; i = (unsigned long)map->handle + offset; page = vmalloc_to_page((void *)i); if (!page) @@ -154,19 +160,18 @@ static __inline__ struct page *drm_do_vm_shm_nopage(struct vm_area_struct *vma, return page; } - /** * \c close method for shared virtual memory. - * + * * \param vma virtual memory area. - * + * * Deletes map information if we are the last * person to close a mapping and it's not in the global maplist. */ void drm_vm_shm_close(struct vm_area_struct *vma) { - drm_file_t *priv = vma->vm_file->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = vma->vm_file->private_data; + drm_device_t *dev = priv->dev; drm_vma_entry_t *pt, *prev, *next; drm_map_t *map; drm_map_list_t *r_list; @@ -182,7 +187,8 @@ void drm_vm_shm_close(struct vm_area_struct *vma) down(&dev->struct_sem); for (pt = dev->vmalist, prev = NULL; pt; pt = next) { next = pt->next; - if (pt->vma->vm_private_data == map) found_maps++; + if (pt->vma->vm_private_data == map) + found_maps++; if (pt->vma == vma) { if (prev) { prev->next = pt->next; @@ -195,8 +201,7 @@ void drm_vm_shm_close(struct vm_area_struct *vma) } } /* We were the only map that was found */ - if(found_maps == 1 && - map->flags & _DRM_REMOVABLE) { + if (found_maps == 1 && map->flags & _DRM_REMOVABLE) { /* Check to see if we are in the maplist, if we are not, then * we delete this mappings information. */ @@ -204,10 +209,11 @@ void drm_vm_shm_close(struct vm_area_struct *vma) list = &dev->maplist->head; list_for_each(list, &dev->maplist->head) { r_list = list_entry(list, drm_map_list_t, head); - if (r_list->map == map) found_maps++; + if (r_list->map == map) + found_maps++; } - if(!found_maps) { + if (!found_maps) { switch (map->type) { case _DRM_REGISTERS: case _DRM_FRAME_BUFFER: @@ -239,27 +245,29 @@ void drm_vm_shm_close(struct vm_area_struct *vma) * \param vma virtual memory area. * \param address access address. * \return pointer to the page structure. - * + * * Determine the page number from the page offset and get it from drm_device_dma::pagelist. */ static __inline__ struct page *drm_do_vm_dma_nopage(struct vm_area_struct *vma, - unsigned long address) + unsigned long address) { - drm_file_t *priv = vma->vm_file->private_data; - drm_device_t *dev = priv->dev; - drm_device_dma_t *dma = dev->dma; - unsigned long offset; - unsigned long page_nr; - struct page *page; - - if (!dma) return NOPAGE_SIGBUS; /* Error */ - if (address > vma->vm_end) return NOPAGE_SIGBUS; /* Disallow mremap */ - if (!dma->pagelist) return NOPAGE_OOM ; /* Nothing allocated */ - - offset = address - vma->vm_start; /* vm_[pg]off[set] should be 0 */ - page_nr = offset >> PAGE_SHIFT; - page = virt_to_page((dma->pagelist[page_nr] + - (offset & (~PAGE_MASK)))); + drm_file_t *priv = vma->vm_file->private_data; + drm_device_t *dev = priv->dev; + drm_device_dma_t *dma = dev->dma; + unsigned long offset; + unsigned long page_nr; + struct page *page; + + if (!dma) + return NOPAGE_SIGBUS; /* Error */ + if (address > vma->vm_end) + return NOPAGE_SIGBUS; /* Disallow mremap */ + if (!dma->pagelist) + return NOPAGE_OOM; /* Nothing allocated */ + + offset = address - vma->vm_start; /* vm_[pg]off[set] should be 0 */ + page_nr = offset >> PAGE_SHIFT; + page = virt_to_page((dma->pagelist[page_nr] + (offset & (~PAGE_MASK)))); get_page(page); @@ -273,13 +281,13 @@ static __inline__ struct page *drm_do_vm_dma_nopage(struct vm_area_struct *vma, * \param vma virtual memory area. * \param address access address. * \return pointer to the page structure. - * + * * Determine the map offset from the page offset and get it from drm_sg_mem::pagelist. */ static __inline__ struct page *drm_do_vm_sg_nopage(struct vm_area_struct *vma, - unsigned long address) + unsigned long address) { - drm_map_t *map = (drm_map_t *)vma->vm_private_data; + drm_map_t *map = (drm_map_t *) vma->vm_private_data; drm_file_t *priv = vma->vm_file->private_data; drm_device_t *dev = priv->dev; drm_sg_mem_t *entry = dev->sg; @@ -288,10 +296,12 @@ static __inline__ struct page *drm_do_vm_sg_nopage(struct vm_area_struct *vma, unsigned long page_offset; struct page *page; - if (!entry) return NOPAGE_SIGBUS; /* Error */ - if (address > vma->vm_end) return NOPAGE_SIGBUS; /* Disallow mremap */ - if (!entry->pagelist) return NOPAGE_OOM ; /* Nothing allocated */ - + if (!entry) + return NOPAGE_SIGBUS; /* Error */ + if (address > vma->vm_end) + return NOPAGE_SIGBUS; /* Disallow mremap */ + if (!entry->pagelist) + return NOPAGE_OOM; /* Nothing allocated */ offset = address - vma->vm_start; map_offset = map->offset - dev->sg->handle; @@ -302,107 +312,108 @@ static __inline__ struct page *drm_do_vm_sg_nopage(struct vm_area_struct *vma, return page; } - #if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0) static struct page *drm_vm_nopage(struct vm_area_struct *vma, - unsigned long address, - int *type) { - if (type) *type = VM_FAULT_MINOR; + unsigned long address, int *type) +{ + if (type) + *type = VM_FAULT_MINOR; return drm_do_vm_nopage(vma, address); } static struct page *drm_vm_shm_nopage(struct vm_area_struct *vma, - unsigned long address, - int *type) { - if (type) *type = VM_FAULT_MINOR; + unsigned long address, int *type) +{ + if (type) + *type = VM_FAULT_MINOR; return drm_do_vm_shm_nopage(vma, address); } static struct page *drm_vm_dma_nopage(struct vm_area_struct *vma, - unsigned long address, - int *type) { - if (type) *type = VM_FAULT_MINOR; + unsigned long address, int *type) +{ + if (type) + *type = VM_FAULT_MINOR; return drm_do_vm_dma_nopage(vma, address); } static struct page *drm_vm_sg_nopage(struct vm_area_struct *vma, - unsigned long address, - int *type) { - if (type) *type = VM_FAULT_MINOR; + unsigned long address, int *type) +{ + if (type) + *type = VM_FAULT_MINOR; return drm_do_vm_sg_nopage(vma, address); } -#else /* LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,0) */ +#else /* LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,0) */ static struct page *drm_vm_nopage(struct vm_area_struct *vma, - unsigned long address, - int unused) { + unsigned long address, int unused) +{ return drm_do_vm_nopage(vma, address); } static struct page *drm_vm_shm_nopage(struct vm_area_struct *vma, - unsigned long address, - int unused) { + unsigned long address, int unused) +{ return drm_do_vm_shm_nopage(vma, address); } static struct page *drm_vm_dma_nopage(struct vm_area_struct *vma, - unsigned long address, - int unused) { + unsigned long address, int unused) +{ return drm_do_vm_dma_nopage(vma, address); } static struct page *drm_vm_sg_nopage(struct vm_area_struct *vma, - unsigned long address, - int unused) { + unsigned long address, int unused) +{ return drm_do_vm_sg_nopage(vma, address); } #endif - /** AGP virtual memory operations */ -static struct vm_operations_struct drm_vm_ops = { +static struct vm_operations_struct drm_vm_ops = { .nopage = drm_vm_nopage, - .open = drm_vm_open, - .close = drm_vm_close, + .open = drm_vm_open, + .close = drm_vm_close, }; /** Shared virtual memory operations */ -static struct vm_operations_struct drm_vm_shm_ops = { +static struct vm_operations_struct drm_vm_shm_ops = { .nopage = drm_vm_shm_nopage, - .open = drm_vm_open, - .close = drm_vm_shm_close, + .open = drm_vm_open, + .close = drm_vm_shm_close, }; /** DMA virtual memory operations */ -static struct vm_operations_struct drm_vm_dma_ops = { +static struct vm_operations_struct drm_vm_dma_ops = { .nopage = drm_vm_dma_nopage, - .open = drm_vm_open, - .close = drm_vm_close, + .open = drm_vm_open, + .close = drm_vm_close, }; /** Scatter-gather virtual memory operations */ -static struct vm_operations_struct drm_vm_sg_ops = { +static struct vm_operations_struct drm_vm_sg_ops = { .nopage = drm_vm_sg_nopage, - .open = drm_vm_open, - .close = drm_vm_close, + .open = drm_vm_open, + .close = drm_vm_close, }; - /** * \c open method for shared virtual memory. - * + * * \param vma virtual memory area. - * + * * Create a new drm_vma_entry structure as the \p vma private data entry and * add it to drm_device::vmalist. */ void drm_vm_open(struct vm_area_struct *vma) { - drm_file_t *priv = vma->vm_file->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = vma->vm_file->private_data; + drm_device_t *dev = priv->dev; drm_vma_entry_t *vma_entry; DRM_DEBUG("0x%08lx,0x%08lx\n", @@ -412,26 +423,26 @@ void drm_vm_open(struct vm_area_struct *vma) vma_entry = drm_alloc(sizeof(*vma_entry), DRM_MEM_VMAS); if (vma_entry) { down(&dev->struct_sem); - vma_entry->vma = vma; + vma_entry->vma = vma; vma_entry->next = dev->vmalist; - vma_entry->pid = current->pid; - dev->vmalist = vma_entry; + vma_entry->pid = current->pid; + dev->vmalist = vma_entry; up(&dev->struct_sem); } } /** * \c close method for all virtual memory types. - * + * * \param vma virtual memory area. - * + * * Search the \p vma private data entry in drm_device::vmalist, unlink it, and * free it. */ void drm_vm_close(struct vm_area_struct *vma) { - drm_file_t *priv = vma->vm_file->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = vma->vm_file->private_data; + drm_device_t *dev = priv->dev; drm_vma_entry_t *pt, *prev; DRM_DEBUG("0x%08lx,0x%08lx\n", @@ -459,44 +470,44 @@ void drm_vm_close(struct vm_area_struct *vma) * \param filp file pointer. * \param vma virtual memory area. * \return zero on success or a negative number on failure. - * + * * Sets the virtual memory area operations structure to vm_dma_ops, the file * pointer, and calls vm_open(). */ int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev; drm_device_dma_t *dma; - unsigned long length = vma->vm_end - vma->vm_start; + unsigned long length = vma->vm_end - vma->vm_start; lock_kernel(); - dev = priv->dev; - dma = dev->dma; + dev = priv->dev; + dma = dev->dma; DRM_DEBUG("start = 0x%lx, end = 0x%lx, offset = 0x%lx\n", vma->vm_start, vma->vm_end, VM_OFFSET(vma)); - /* Length must match exact page count */ + /* Length must match exact page count */ if (!dma || (length >> PAGE_SHIFT) != dma->page_count) { unlock_kernel(); return -EINVAL; } unlock_kernel(); - vma->vm_ops = &drm_vm_dma_ops; + vma->vm_ops = &drm_vm_dma_ops; -#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ - vma->vm_flags |= VM_LOCKED | VM_SHM; /* Don't swap */ +#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ + vma->vm_flags |= VM_LOCKED | VM_SHM; /* Don't swap */ #else - vma->vm_flags |= VM_RESERVED; /* Don't swap */ + vma->vm_flags |= VM_RESERVED; /* Don't swap */ #endif - vma->vm_file = filp; /* Needed for drm_vm_open() */ + vma->vm_file = filp; /* Needed for drm_vm_open() */ drm_vm_open(vma); return 0; } -unsigned long drm_core_get_map_ofs(drm_map_t *map) +unsigned long drm_core_get_map_ofs(drm_map_t * map) { return map->offset; } @@ -518,7 +529,7 @@ EXPORT_SYMBOL(drm_core_get_reg_ofs); * \param filp file pointer. * \param vma virtual memory area. * \return zero on success or a negative number on failure. - * + * * If the virtual memory area has no offset associated with it then it's a DMA * area, so calls mmap_dma(). Otherwise searches the map in drm_device::maplist, * checks that the restricted flag is not set, sets the virtual memory operations @@ -527,17 +538,18 @@ EXPORT_SYMBOL(drm_core_get_reg_ofs); */ int drm_mmap(struct file *filp, struct vm_area_struct *vma) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_map_t *map = NULL; - drm_map_list_t *r_list; - unsigned long offset = 0; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_map_t *map = NULL; + drm_map_list_t *r_list; + unsigned long offset = 0; struct list_head *list; DRM_DEBUG("start = 0x%lx, end = 0x%lx, offset = 0x%lx\n", vma->vm_start, vma->vm_end, VM_OFFSET(vma)); - if ( !priv->authenticated ) return -EACCES; + if (!priv->authenticated) + return -EACCES; /* We check for "dma". On Apple's UniNorth, it's valid to have * the AGP mapped at physical address 0 @@ -545,62 +557,68 @@ int drm_mmap(struct file *filp, struct vm_area_struct *vma) */ if (!VM_OFFSET(vma) #if __OS_HAS_AGP - && (!dev->agp || dev->agp->agp_info.device->vendor != PCI_VENDOR_ID_APPLE) + && (!dev->agp + || dev->agp->agp_info.device->vendor != PCI_VENDOR_ID_APPLE) #endif ) return drm_mmap_dma(filp, vma); - /* A sequential search of a linked list is - fine here because: 1) there will only be - about 5-10 entries in the list and, 2) a - DRI client only has to do this mapping - once, so it doesn't have to be optimized - for performance, even if the list was a - bit longer. */ + /* A sequential search of a linked list is + fine here because: 1) there will only be + about 5-10 entries in the list and, 2) a + DRI client only has to do this mapping + once, so it doesn't have to be optimized + for performance, even if the list was a + bit longer. */ list_for_each(list, &dev->maplist->head) { unsigned long off; r_list = list_entry(list, drm_map_list_t, head); map = r_list->map; - if (!map) continue; + if (!map) + continue; off = dev->fn_tbl->get_map_ofs(map); - if (off == VM_OFFSET(vma)) break; + if (off == VM_OFFSET(vma)) + break; } - if (!map || ((map->flags&_DRM_RESTRICTED) && !capable(CAP_SYS_ADMIN))) + if (!map || ((map->flags & _DRM_RESTRICTED) && !capable(CAP_SYS_ADMIN))) return -EPERM; - /* Check for valid size. */ - if (map->size < vma->vm_end - vma->vm_start) return -EINVAL; + /* Check for valid size. */ + if (map->size < vma->vm_end - vma->vm_start) + return -EINVAL; if (!capable(CAP_SYS_ADMIN) && (map->flags & _DRM_READ_ONLY)) { vma->vm_flags &= ~(VM_WRITE | VM_MAYWRITE); #if defined(__i386__) || defined(__x86_64__) pgprot_val(vma->vm_page_prot) &= ~_PAGE_RW; #else - /* Ye gads this is ugly. With more thought - we could move this up higher and use - `protection_map' instead. */ - vma->vm_page_prot = __pgprot(pte_val(pte_wrprotect( - __pte(pgprot_val(vma->vm_page_prot))))); + /* Ye gads this is ugly. With more thought + we could move this up higher and use + `protection_map' instead. */ + vma->vm_page_prot = + __pgprot(pte_val + (pte_wrprotect + (__pte(pgprot_val(vma->vm_page_prot))))); #endif } switch (map->type) { - case _DRM_AGP: - if (drm_core_has_AGP(dev) && dev->agp->cant_use_aperture) { - /* - * On some platforms we can't talk to bus dma address from the CPU, so for - * memory of type DRM_AGP, we'll deal with sorting out the real physical - * pages and mappings in nopage() - */ + case _DRM_AGP: + if (drm_core_has_AGP(dev) && dev->agp->cant_use_aperture) { + /* + * On some platforms we can't talk to bus dma address from the CPU, so for + * memory of type DRM_AGP, we'll deal with sorting out the real physical + * pages and mappings in nopage() + */ #if defined(__powerpc__) - pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE; + pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE; #endif - vma->vm_ops = &drm_vm_ops; - break; - } - /* fall through to _DRM_FRAME_BUFFER... */ + vma->vm_ops = &drm_vm_ops; + break; + } + /* fall through to _DRM_FRAME_BUFFER... */ case _DRM_FRAME_BUFFER: case _DRM_REGISTERS: if (VM_OFFSET(vma) >= __pa(high_memory)) { @@ -610,13 +628,15 @@ int drm_mmap(struct file *filp, struct vm_area_struct *vma) pgprot_val(vma->vm_page_prot) &= ~_PAGE_PWT; } #elif defined(__powerpc__) - pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE | _PAGE_GUARDED; + pgprot_val(vma->vm_page_prot) |= + _PAGE_NO_CACHE | _PAGE_GUARDED; #endif vma->vm_flags |= VM_IO; /* not in core dump */ } #if defined(__ia64__) if (map->type != _DRM_AGP) - vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); + vma->vm_page_prot = + pgprot_writecombine(vma->vm_page_prot); #endif offset = dev->fn_tbl->get_reg_ofs(dev); #ifdef __sparc__ @@ -630,7 +650,7 @@ int drm_mmap(struct file *filp, struct vm_area_struct *vma) vma->vm_end - vma->vm_start, vma->vm_page_prot)) #endif - return -EAGAIN; + return -EAGAIN; DRM_DEBUG(" Type = %d; start = 0x%lx, end = 0x%lx," " offset = 0x%lx\n", map->type, @@ -640,9 +660,9 @@ int drm_mmap(struct file *filp, struct vm_area_struct *vma) case _DRM_SHM: vma->vm_ops = &drm_vm_shm_ops; vma->vm_private_data = (void *)map; - /* Don't let this area swap. Change when - DRM_KERNEL advisory is supported. */ -#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ + /* Don't let this area swap. Change when + DRM_KERNEL advisory is supported. */ +#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ vma->vm_flags |= VM_LOCKED; #else vma->vm_flags |= VM_RESERVED; @@ -651,22 +671,22 @@ int drm_mmap(struct file *filp, struct vm_area_struct *vma) case _DRM_SCATTER_GATHER: vma->vm_ops = &drm_vm_sg_ops; vma->vm_private_data = (void *)map; -#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ +#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ vma->vm_flags |= VM_LOCKED; #else vma->vm_flags |= VM_RESERVED; #endif - break; + break; default: return -EINVAL; /* This should never happen. */ } -#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ - vma->vm_flags |= VM_LOCKED | VM_SHM; /* Don't swap */ +#if LINUX_VERSION_CODE <= 0x02040e /* KERNEL_VERSION(2,4,14) */ + vma->vm_flags |= VM_LOCKED | VM_SHM; /* Don't swap */ #else - vma->vm_flags |= VM_RESERVED; /* Don't swap */ + vma->vm_flags |= VM_RESERVED; /* Don't swap */ #endif - vma->vm_file = filp; /* Needed for drm_vm_open() */ + vma->vm_file = filp; /* Needed for drm_vm_open() */ drm_vm_open(vma); return 0; } diff --git a/linux-core/ffb_context.c b/linux-core/ffb_context.c index b4ce2a09..a7d5025b 100644 --- a/linux-core/ffb_context.c +++ b/linux-core/ffb_context.c @@ -10,13 +10,10 @@ #include <linux/sched.h> #include <asm/upa.h> -#include "ffb.h" #include "drmP.h" - #include "ffb_drv.h" -static int DRM(alloc_queue)(drm_device_t *dev, int is_2d_only) -{ +static int DRM(alloc_queue) (drm_device_t * dev, int is_2d_only) { ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; int i; @@ -37,7 +34,7 @@ static int DRM(alloc_queue)(drm_device_t *dev, int is_2d_only) return i + 1; } -static void ffb_save_context(ffb_dev_priv_t *fpriv, int idx) +static void ffb_save_context(ffb_dev_priv_t * fpriv, int idx) { ffb_fbcPtr ffb = fpriv->regs; struct ffb_hw_context *ctx; @@ -94,36 +91,36 @@ static void ffb_save_context(ffb_dev_priv_t *fpriv, int idx) /* Capture rendering attributes. */ - ctx->ppc = upa_readl(&ffb->ppc); /* Pixel Processor Control */ - ctx->wid = upa_readl(&ffb->wid); /* Current WID */ - ctx->fg = upa_readl(&ffb->fg); /* Constant FG color */ - ctx->bg = upa_readl(&ffb->bg); /* Constant BG color */ - ctx->consty = upa_readl(&ffb->consty); /* Constant Y */ - ctx->constz = upa_readl(&ffb->constz); /* Constant Z */ - ctx->xclip = upa_readl(&ffb->xclip); /* X plane clip */ - ctx->dcss = upa_readl(&ffb->dcss); /* Depth Cue Scale Slope */ + ctx->ppc = upa_readl(&ffb->ppc); /* Pixel Processor Control */ + ctx->wid = upa_readl(&ffb->wid); /* Current WID */ + ctx->fg = upa_readl(&ffb->fg); /* Constant FG color */ + ctx->bg = upa_readl(&ffb->bg); /* Constant BG color */ + ctx->consty = upa_readl(&ffb->consty); /* Constant Y */ + ctx->constz = upa_readl(&ffb->constz); /* Constant Z */ + ctx->xclip = upa_readl(&ffb->xclip); /* X plane clip */ + ctx->dcss = upa_readl(&ffb->dcss); /* Depth Cue Scale Slope */ ctx->vclipmin = upa_readl(&ffb->vclipmin); /* Primary XY clip, minimum */ ctx->vclipmax = upa_readl(&ffb->vclipmax); /* Primary XY clip, maximum */ ctx->vclipzmin = upa_readl(&ffb->vclipzmin); /* Primary Z clip, minimum */ ctx->vclipzmax = upa_readl(&ffb->vclipzmax); /* Primary Z clip, maximum */ - ctx->dcsf = upa_readl(&ffb->dcsf); /* Depth Cue Scale Front Bound */ - ctx->dcsb = upa_readl(&ffb->dcsb); /* Depth Cue Scale Back Bound */ - ctx->dczf = upa_readl(&ffb->dczf); /* Depth Cue Scale Z Front */ - ctx->dczb = upa_readl(&ffb->dczb); /* Depth Cue Scale Z Back */ - ctx->blendc = upa_readl(&ffb->blendc); /* Alpha Blend Control */ + ctx->dcsf = upa_readl(&ffb->dcsf); /* Depth Cue Scale Front Bound */ + ctx->dcsb = upa_readl(&ffb->dcsb); /* Depth Cue Scale Back Bound */ + ctx->dczf = upa_readl(&ffb->dczf); /* Depth Cue Scale Z Front */ + ctx->dczb = upa_readl(&ffb->dczb); /* Depth Cue Scale Z Back */ + ctx->blendc = upa_readl(&ffb->blendc); /* Alpha Blend Control */ ctx->blendc1 = upa_readl(&ffb->blendc1); /* Alpha Blend Color 1 */ ctx->blendc2 = upa_readl(&ffb->blendc2); /* Alpha Blend Color 2 */ - ctx->fbc = upa_readl(&ffb->fbc); /* Frame Buffer Control */ - ctx->rop = upa_readl(&ffb->rop); /* Raster Operation */ - ctx->cmp = upa_readl(&ffb->cmp); /* Compare Controls */ + ctx->fbc = upa_readl(&ffb->fbc); /* Frame Buffer Control */ + ctx->rop = upa_readl(&ffb->rop); /* Raster Operation */ + ctx->cmp = upa_readl(&ffb->cmp); /* Compare Controls */ ctx->matchab = upa_readl(&ffb->matchab); /* Buffer A/B Match Ops */ - ctx->matchc = upa_readl(&ffb->matchc); /* Buffer C Match Ops */ - ctx->magnab = upa_readl(&ffb->magnab); /* Buffer A/B Magnitude Ops */ - ctx->magnc = upa_readl(&ffb->magnc); /* Buffer C Magnitude Ops */ - ctx->pmask = upa_readl(&ffb->pmask); /* RGB Plane Mask */ - ctx->xpmask = upa_readl(&ffb->xpmask); /* X Plane Mask */ - ctx->ypmask = upa_readl(&ffb->ypmask); /* Y Plane Mask */ - ctx->zpmask = upa_readl(&ffb->zpmask); /* Z Plane Mask */ + ctx->matchc = upa_readl(&ffb->matchc); /* Buffer C Match Ops */ + ctx->magnab = upa_readl(&ffb->magnab); /* Buffer A/B Magnitude Ops */ + ctx->magnc = upa_readl(&ffb->magnc); /* Buffer C Magnitude Ops */ + ctx->pmask = upa_readl(&ffb->pmask); /* RGB Plane Mask */ + ctx->xpmask = upa_readl(&ffb->xpmask); /* X Plane Mask */ + ctx->ypmask = upa_readl(&ffb->ypmask); /* Y Plane Mask */ + ctx->zpmask = upa_readl(&ffb->zpmask); /* Z Plane Mask */ /* Auxiliary Clips. */ ctx->auxclip0min = upa_readl(&ffb->auxclip[0].min); @@ -135,9 +132,9 @@ static void ffb_save_context(ffb_dev_priv_t *fpriv, int idx) ctx->auxclip3min = upa_readl(&ffb->auxclip[3].min); ctx->auxclip3max = upa_readl(&ffb->auxclip[3].max); - ctx->lpat = upa_readl(&ffb->lpat); /* Line Pattern */ - ctx->fontxy = upa_readl(&ffb->fontxy); /* XY Font Coordinate */ - ctx->fontw = upa_readl(&ffb->fontw); /* Font Width */ + ctx->lpat = upa_readl(&ffb->lpat); /* Line Pattern */ + ctx->fontxy = upa_readl(&ffb->fontxy); /* XY Font Coordinate */ + ctx->fontw = upa_readl(&ffb->fontw); /* Font Width */ ctx->fontinc = upa_readl(&ffb->fontinc); /* Font X/Y Increment */ /* These registers/features only exist on FFB2 and later chips. */ @@ -145,12 +142,12 @@ static void ffb_save_context(ffb_dev_priv_t *fpriv, int idx) ctx->dcss1 = upa_readl(&ffb->dcss1); /* Depth Cue Scale Slope 1 */ ctx->dcss2 = upa_readl(&ffb->dcss2); /* Depth Cue Scale Slope 2 */ ctx->dcss2 = upa_readl(&ffb->dcss3); /* Depth Cue Scale Slope 3 */ - ctx->dcs2 = upa_readl(&ffb->dcs2); /* Depth Cue Scale 2 */ - ctx->dcs3 = upa_readl(&ffb->dcs3); /* Depth Cue Scale 3 */ - ctx->dcs4 = upa_readl(&ffb->dcs4); /* Depth Cue Scale 4 */ - ctx->dcd2 = upa_readl(&ffb->dcd2); /* Depth Cue Depth 2 */ - ctx->dcd3 = upa_readl(&ffb->dcd3); /* Depth Cue Depth 3 */ - ctx->dcd4 = upa_readl(&ffb->dcd4); /* Depth Cue Depth 4 */ + ctx->dcs2 = upa_readl(&ffb->dcs2); /* Depth Cue Scale 2 */ + ctx->dcs3 = upa_readl(&ffb->dcs3); /* Depth Cue Scale 3 */ + ctx->dcs4 = upa_readl(&ffb->dcs4); /* Depth Cue Scale 4 */ + ctx->dcd2 = upa_readl(&ffb->dcd2); /* Depth Cue Depth 2 */ + ctx->dcd3 = upa_readl(&ffb->dcd3); /* Depth Cue Depth 3 */ + ctx->dcd4 = upa_readl(&ffb->dcd4); /* Depth Cue Depth 4 */ /* And stencil/stencilctl only exists on FFB2+ and later * due to the introduction of 3DRAM-III. @@ -170,7 +167,7 @@ static void ffb_save_context(ffb_dev_priv_t *fpriv, int idx) ctx->ucsr = upa_readl(&ffb->ucsr); } -static void ffb_restore_context(ffb_dev_priv_t *fpriv, int old, int idx) +static void ffb_restore_context(ffb_dev_priv_t * fpriv, int old, int idx) { ffb_fbcPtr ffb = fpriv->regs; struct ffb_hw_context *ctx; @@ -193,7 +190,7 @@ static void ffb_restore_context(ffb_dev_priv_t *fpriv, int old, int idx) upa_writel(ctx->ppc, &ffb->ppc); upa_writel(ctx->wid, &ffb->wid); - upa_writel(ctx->fg, &ffb->fg); + upa_writel(ctx->fg, &ffb->fg); upa_writel(ctx->bg, &ffb->bg); upa_writel(ctx->xclip, &ffb->xclip); upa_writel(ctx->fbc, &ffb->fbc); @@ -237,36 +234,36 @@ static void ffb_restore_context(ffb_dev_priv_t *fpriv, int old, int idx) /* Restore rendering attributes. */ - upa_writel(ctx->ppc, &ffb->ppc); /* Pixel Processor Control */ - upa_writel(ctx->wid, &ffb->wid); /* Current WID */ - upa_writel(ctx->fg, &ffb->fg); /* Constant FG color */ - upa_writel(ctx->bg, &ffb->bg); /* Constant BG color */ - upa_writel(ctx->consty, &ffb->consty); /* Constant Y */ - upa_writel(ctx->constz, &ffb->constz); /* Constant Z */ - upa_writel(ctx->xclip, &ffb->xclip); /* X plane clip */ - upa_writel(ctx->dcss, &ffb->dcss); /* Depth Cue Scale Slope */ + upa_writel(ctx->ppc, &ffb->ppc); /* Pixel Processor Control */ + upa_writel(ctx->wid, &ffb->wid); /* Current WID */ + upa_writel(ctx->fg, &ffb->fg); /* Constant FG color */ + upa_writel(ctx->bg, &ffb->bg); /* Constant BG color */ + upa_writel(ctx->consty, &ffb->consty); /* Constant Y */ + upa_writel(ctx->constz, &ffb->constz); /* Constant Z */ + upa_writel(ctx->xclip, &ffb->xclip); /* X plane clip */ + upa_writel(ctx->dcss, &ffb->dcss); /* Depth Cue Scale Slope */ upa_writel(ctx->vclipmin, &ffb->vclipmin); /* Primary XY clip, minimum */ upa_writel(ctx->vclipmax, &ffb->vclipmax); /* Primary XY clip, maximum */ upa_writel(ctx->vclipzmin, &ffb->vclipzmin); /* Primary Z clip, minimum */ upa_writel(ctx->vclipzmax, &ffb->vclipzmax); /* Primary Z clip, maximum */ - upa_writel(ctx->dcsf, &ffb->dcsf); /* Depth Cue Scale Front Bound */ - upa_writel(ctx->dcsb, &ffb->dcsb); /* Depth Cue Scale Back Bound */ - upa_writel(ctx->dczf, &ffb->dczf); /* Depth Cue Scale Z Front */ - upa_writel(ctx->dczb, &ffb->dczb); /* Depth Cue Scale Z Back */ - upa_writel(ctx->blendc, &ffb->blendc); /* Alpha Blend Control */ + upa_writel(ctx->dcsf, &ffb->dcsf); /* Depth Cue Scale Front Bound */ + upa_writel(ctx->dcsb, &ffb->dcsb); /* Depth Cue Scale Back Bound */ + upa_writel(ctx->dczf, &ffb->dczf); /* Depth Cue Scale Z Front */ + upa_writel(ctx->dczb, &ffb->dczb); /* Depth Cue Scale Z Back */ + upa_writel(ctx->blendc, &ffb->blendc); /* Alpha Blend Control */ upa_writel(ctx->blendc1, &ffb->blendc1); /* Alpha Blend Color 1 */ upa_writel(ctx->blendc2, &ffb->blendc2); /* Alpha Blend Color 2 */ - upa_writel(ctx->fbc, &ffb->fbc); /* Frame Buffer Control */ - upa_writel(ctx->rop, &ffb->rop); /* Raster Operation */ - upa_writel(ctx->cmp, &ffb->cmp); /* Compare Controls */ + upa_writel(ctx->fbc, &ffb->fbc); /* Frame Buffer Control */ + upa_writel(ctx->rop, &ffb->rop); /* Raster Operation */ + upa_writel(ctx->cmp, &ffb->cmp); /* Compare Controls */ upa_writel(ctx->matchab, &ffb->matchab); /* Buffer A/B Match Ops */ - upa_writel(ctx->matchc, &ffb->matchc); /* Buffer C Match Ops */ - upa_writel(ctx->magnab, &ffb->magnab); /* Buffer A/B Magnitude Ops */ - upa_writel(ctx->magnc, &ffb->magnc); /* Buffer C Magnitude Ops */ - upa_writel(ctx->pmask, &ffb->pmask); /* RGB Plane Mask */ - upa_writel(ctx->xpmask, &ffb->xpmask); /* X Plane Mask */ - upa_writel(ctx->ypmask, &ffb->ypmask); /* Y Plane Mask */ - upa_writel(ctx->zpmask, &ffb->zpmask); /* Z Plane Mask */ + upa_writel(ctx->matchc, &ffb->matchc); /* Buffer C Match Ops */ + upa_writel(ctx->magnab, &ffb->magnab); /* Buffer A/B Magnitude Ops */ + upa_writel(ctx->magnc, &ffb->magnc); /* Buffer C Magnitude Ops */ + upa_writel(ctx->pmask, &ffb->pmask); /* RGB Plane Mask */ + upa_writel(ctx->xpmask, &ffb->xpmask); /* X Plane Mask */ + upa_writel(ctx->ypmask, &ffb->ypmask); /* Y Plane Mask */ + upa_writel(ctx->zpmask, &ffb->zpmask); /* Z Plane Mask */ /* Auxiliary Clips. */ upa_writel(ctx->auxclip0min, &ffb->auxclip[0].min); @@ -278,9 +275,9 @@ static void ffb_restore_context(ffb_dev_priv_t *fpriv, int old, int idx) upa_writel(ctx->auxclip3min, &ffb->auxclip[3].min); upa_writel(ctx->auxclip3max, &ffb->auxclip[3].max); - upa_writel(ctx->lpat, &ffb->lpat); /* Line Pattern */ - upa_writel(ctx->fontxy, &ffb->fontxy); /* XY Font Coordinate */ - upa_writel(ctx->fontw, &ffb->fontw); /* Font Width */ + upa_writel(ctx->lpat, &ffb->lpat); /* Line Pattern */ + upa_writel(ctx->fontxy, &ffb->fontxy); /* XY Font Coordinate */ + upa_writel(ctx->fontw, &ffb->fontw); /* Font Width */ upa_writel(ctx->fontinc, &ffb->fontinc); /* Font X/Y Increment */ /* These registers/features only exist on FFB2 and later chips. */ @@ -354,91 +351,83 @@ static void FFBWait(ffb_fbcPtr ffb) } while (--limit); } -int DRM(context_switch)(drm_device_t *dev, int old, int new) -{ +int DRM(context_switch) (drm_device_t * dev, int old, int new) { ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; #if DRM_DMA_HISTOGRAM - dev->ctx_start = get_cycles(); + dev->ctx_start = get_cycles(); #endif - - DRM_DEBUG("Context switch from %d to %d\n", old, new); - if (new == dev->last_context || - dev->last_context == 0) { + DRM_DEBUG("Context switch from %d to %d\n", old, new); + + if (new == dev->last_context || dev->last_context == 0) { dev->last_context = new; - return 0; + return 0; } - + FFBWait(fpriv->regs); ffb_save_context(fpriv, old); ffb_restore_context(fpriv, old, new); FFBWait(fpriv->regs); - + dev->last_context = new; - return 0; + return 0; } -int DRM(resctx)(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) -{ - drm_ctx_res_t res; - drm_ctx_t ctx; - int i; +int DRM(resctx) (struct inode * inode, struct file * filp, unsigned int cmd, + unsigned long arg) { + drm_ctx_res_t res; + drm_ctx_t ctx; + int i; DRM_DEBUG("%d\n", DRM_RESERVED_CONTEXTS); - if (copy_from_user(&res, (drm_ctx_res_t __user *)arg, sizeof(res))) + if (copy_from_user(&res, (drm_ctx_res_t __user *) arg, sizeof(res))) return -EFAULT; if (res.count >= DRM_RESERVED_CONTEXTS) { memset(&ctx, 0, sizeof(ctx)); for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { ctx.handle = i; - if (copy_to_user(&res.contexts[i], - &i, - sizeof(i))) + if (copy_to_user(&res.contexts[i], &i, sizeof(i))) return -EFAULT; } } res.count = DRM_RESERVED_CONTEXTS; - if (copy_to_user((drm_ctx_res_t __user *)arg, &res, sizeof(res))) + if (copy_to_user((drm_ctx_res_t __user *) arg, &res, sizeof(res))) return -EFAULT; return 0; } - -int DRM(addctx)(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_ctx_t ctx; +int DRM(addctx) (struct inode * inode, struct file * filp, unsigned int cmd, + unsigned long arg) { + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_ctx_t ctx; int idx; - if (copy_from_user(&ctx, (drm_ctx_t __user *)arg, sizeof(ctx))) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; - idx = DRM(alloc_queue)(dev, (ctx.flags & _DRM_CONTEXT_2DONLY)); + idx = DRM(alloc_queue) (dev, (ctx.flags & _DRM_CONTEXT_2DONLY)); if (idx < 0) return -ENFILE; DRM_DEBUG("%d\n", ctx.handle); ctx.handle = idx; - if (copy_to_user((drm_ctx_t __user *)arg, &ctx, sizeof(ctx))) + if (copy_to_user((drm_ctx_t __user *) arg, &ctx, sizeof(ctx))) return -EFAULT; return 0; } -int DRM(modctx)(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; +int DRM(modctx) (struct inode * inode, struct file * filp, unsigned int cmd, + unsigned long arg) { + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; struct ffb_hw_context *hwctx; drm_ctx_t ctx; int idx; - if (copy_from_user(&ctx, (drm_ctx_t __user *)arg, sizeof(ctx))) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; idx = ctx.handle; @@ -457,17 +446,16 @@ int DRM(modctx)(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } -int DRM(getctx)(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; +int DRM(getctx) (struct inode * inode, struct file * filp, unsigned int cmd, + unsigned long arg) { + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; struct ffb_hw_context *hwctx; drm_ctx_t ctx; int idx; - if (copy_from_user(&ctx, (drm_ctx_t __user *)arg, sizeof(ctx))) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; idx = ctx.handle; @@ -483,47 +471,44 @@ int DRM(getctx)(struct inode *inode, struct file *filp, unsigned int cmd, else ctx.flags = 0; - if (copy_to_user((drm_ctx_t __user *)arg, &ctx, sizeof(ctx))) + if (copy_to_user((drm_ctx_t __user *) arg, &ctx, sizeof(ctx))) return -EFAULT; return 0; } -int DRM(switchctx)(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_ctx_t ctx; +int DRM(switchctx) (struct inode * inode, struct file * filp, unsigned int cmd, + unsigned long arg) { + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_ctx_t ctx; - if (copy_from_user(&ctx, (drm_ctx_t __user *)arg, sizeof(ctx))) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; DRM_DEBUG("%d\n", ctx.handle); - return DRM(context_switch)(dev, dev->last_context, ctx.handle); + return DRM(context_switch) (dev, dev->last_context, ctx.handle); } -int DRM(newctx)(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) -{ - drm_ctx_t ctx; +int DRM(newctx) (struct inode * inode, struct file * filp, unsigned int cmd, + unsigned long arg) { + drm_ctx_t ctx; - if (copy_from_user(&ctx, (drm_ctx_t __user *)arg, sizeof(ctx))) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; DRM_DEBUG("%d\n", ctx.handle); return 0; } -int DRM(rmctx)(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) -{ - drm_ctx_t ctx; - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; +int DRM(rmctx) (struct inode * inode, struct file * filp, unsigned int cmd, + unsigned long arg) { + drm_ctx_t ctx; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; int idx; - if (copy_from_user(&ctx, (drm_ctx_t __user *)arg, sizeof(ctx))) + if (copy_from_user(&ctx, (drm_ctx_t __user *) arg, sizeof(ctx))) return -EFAULT; DRM_DEBUG("%d\n", ctx.handle); @@ -538,7 +523,7 @@ int DRM(rmctx)(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } -static void ffb_driver_release(drm_device_t *dev) +static void ffb_driver_release(drm_device_t * dev) { ffb_dev_priv_t *fpriv = (ffb_dev_priv_t *) dev->dev_private; int context = _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock); @@ -546,28 +531,30 @@ static void ffb_driver_release(drm_device_t *dev) idx = context - 1; if (fpriv && - context != DRM_KERNEL_CONTEXT && - fpriv->hw_state[idx] != NULL) { + context != DRM_KERNEL_CONTEXT && fpriv->hw_state[idx] != NULL) { kfree(fpriv->hw_state[idx]); fpriv->hw_state[idx] = NULL; - } + } } -static int ffb_driver_presetup(drm_device_t *dev) +static int ffb_driver_presetup(drm_device_t * dev) { int ret; ret = ffb_presetup(dev); - if (_ret != 0) return ret; + if (_ret != 0) + return ret; } -static void ffb_driver_pretakedown(drm_device_t *dev) +static void ffb_driver_pretakedown(drm_device_t * dev) { - if (dev->dev_private) kfree(dev->dev_private); + if (dev->dev_private) + kfree(dev->dev_private); } -static void ffb_driver_postcleanup(drm_device_t *dev) +static void ffb_driver_postcleanup(drm_device_t * dev) { - if (ffb_position != NULL) kfree(ffb_position); + if (ffb_position != NULL) + kfree(ffb_position); } static int ffb_driver_kernel_context_switch_unlock(struct drm_device *dev) @@ -576,25 +563,25 @@ static int ffb_driver_kernel_context_switch_unlock(struct drm_device *dev) { __volatile__ unsigned int *plock = &dev->lock.hw_lock->lock; unsigned int old, new, prev, ctx; - + ctx = lock.context; do { - old = *plock; - new = ctx; + old = *plock; + new = ctx; prev = cmpxchg(plock, old, new); } while (prev != old); } wake_up_interruptible(&dev->lock.lock_queue); } -unsigned long ffb_driver_get_map_ofs(drm_map_t *map) +unsigned long ffb_driver_get_map_ofs(drm_map_t * map) { return (map->offset & 0xffffffff); } -unsigned long ffb_driver_get_reg_ofs(drm_device_t *dev) +unsigned long ffb_driver_get_reg_ofs(drm_device_t * dev) { - ffb_dev_priv_t *ffb_priv = (ffb_dev_priv_t *)dev->dev_private; + ffb_dev_priv_t *ffb_priv = (ffb_dev_priv_t *) dev->dev_private; if (ffb_priv) return ffb_priv->card_phys_base; diff --git a/linux-core/ffb_drv.c b/linux-core/ffb_drv.c index d0a32041..60cd8f74 100644 --- a/linux-core/ffb_drv.c +++ b/linux-core/ffb_drv.c @@ -5,17 +5,15 @@ */ #include <linux/config.h> -#include "ffb.h" -#include "drmP.h" - -#include "ffb_drv.h" - #include <linux/sched.h> #include <linux/smp_lock.h> #include <asm/shmparam.h> #include <asm/oplib.h> #include <asm/upa.h> +#include "drmP.h" +#include "ffb_drv.h" + #define DRIVER_AUTHOR "David S. Miller" #define DRIVER_NAME "ffb" @@ -86,7 +84,7 @@ static void get_ffb_type(ffb_dev_priv_t *ffb_priv, int instance) }; } -static void ffb_apply_upa_parent_ranges(int parent, +static void ffb_apply_upa_parent_ranges(int parent, struct linux_prom64_registers *regs) { struct linux_prom64_ranges ranges[PROMREG_MAX]; @@ -136,7 +134,7 @@ static int ffb_init_one(drm_device_t *dev, int prom_node, int parent_node, get_ffb_type(ffb_priv, instance); for (i = 0; i < FFB_MAX_CTXS; i++) ffb_priv->hw_state[i] = NULL; - + return 0; } @@ -279,7 +277,7 @@ int ffb_presetup(drm_device_t *dev) static int postinit( struct drm_device *dev, unsigned long flags ) { DRM(fops).get_unmapped_area = ffb_get_unmapped_area; - + DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", DRIVER_NAME, DRIVER_MAJOR, diff --git a/linux-core/ffb_drv.h b/linux-core/ffb_drv.h index 54384524..8761634e 100644 --- a/linux-core/ffb_drv.h +++ b/linux-core/ffb_drv.h @@ -78,11 +78,11 @@ typedef struct _ffb_fbc { /* fastfill(NX) */ /*0x78*/unsigned int pad6[2]; /* Reserved */ /*0x80*/unsigned int pad7[32]; /* Reserved */ - + /* Setup Unit's vertex state register */ /*100*/ volatile unsigned int suvtx; /*104*/ unsigned int pad8[63]; /* Reserved */ - + /* Frame Buffer Control Registers */ /*200*/ volatile unsigned int ppc; /* Pixel Processor Control */ /*204*/ volatile unsigned int wid; /* Current WID */ @@ -125,7 +125,7 @@ typedef struct _ffb_fbc { /*298*/ volatile unsigned int ypmask; /* Y PlaneMask */ /*29c*/ volatile unsigned int zpmask; /* Z PlaneMask */ /*2a0*/ ffb_auxclip auxclip[4]; /* Auxilliary Viewport Clip */ - + /* New 3dRAM III support regs */ /*2c0*/ volatile unsigned int rawblend2; /*2c4*/ volatile unsigned int rawpreblend; @@ -143,7 +143,7 @@ typedef struct _ffb_fbc { /*2f4*/ volatile unsigned int rawcmp; /*2f8*/ volatile unsigned int rawwac; /*2fc*/ volatile unsigned int fbramid; - + /*300*/ volatile unsigned int drawop; /* Draw OPeration */ /*304*/ unsigned int pad10[2]; /* Reserved */ /*30c*/ volatile unsigned int lpat; /* Line Pattern control */ diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c index fce012b7..0f1f4400 100644 --- a/linux-core/i810_dma.c +++ b/linux-core/i810_dma.c @@ -30,13 +30,14 @@ * */ +#include <linux/interrupt.h> /* For task queue support */ +#include <linux/delay.h> +#include <linux/pagemap.h> + #include "drmP.h" #include "drm.h" #include "i810_drm.h" #include "i810_drv.h" -#include <linux/interrupt.h> /* For task queue support */ -#include <linux/delay.h> -#include <linux/pagemap.h> #ifdef DO_MUNMAP_4_ARGS #define DO_MUNMAP(m, a, l) do_munmap(m, a, l, 1) @@ -51,108 +52,107 @@ #define I810_BUF_UNMAPPED 0 #define I810_BUF_MAPPED 1 -static inline void i810_print_status_page(drm_device_t *dev) +static inline void i810_print_status_page(drm_device_t * dev) { - drm_device_dma_t *dma = dev->dma; - drm_i810_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_i810_private_t *dev_priv = dev->dev_private; u32 *temp = dev_priv->hw_status_page; - int i; - - DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]); - DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]); - DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]); - DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]); - DRM_DEBUG( "hw_status: Last Render: %x\n", temp[4]); - DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]); - for(i = 6; i < dma->buf_count + 6; i++) { - DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]); + int i; + + DRM_DEBUG("hw_status: Interrupt Status : %x\n", temp[0]); + DRM_DEBUG("hw_status: LpRing Head ptr : %x\n", temp[1]); + DRM_DEBUG("hw_status: IRing Head ptr : %x\n", temp[2]); + DRM_DEBUG("hw_status: Reserved : %x\n", temp[3]); + DRM_DEBUG("hw_status: Last Render: %x\n", temp[4]); + DRM_DEBUG("hw_status: Driver Counter : %d\n", temp[5]); + for (i = 6; i < dma->buf_count + 6; i++) { + DRM_DEBUG("buffer status idx : %d used: %d\n", i - 6, temp[i]); } } -static drm_buf_t *i810_freelist_get(drm_device_t *dev) +static drm_buf_t *i810_freelist_get(drm_device_t * dev) { - drm_device_dma_t *dma = dev->dma; - int i; - int used; + drm_device_dma_t *dma = dev->dma; + int i; + int used; /* Linear search might not be the best solution */ - for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i810_buf_priv_t *buf_priv = buf->dev_private; + for (i = 0; i < dma->buf_count; i++) { + drm_buf_t *buf = dma->buflist[i]; + drm_i810_buf_priv_t *buf_priv = buf->dev_private; /* In use is already a pointer */ - used = cmpxchg(buf_priv->in_use, I810_BUF_FREE, + used = cmpxchg(buf_priv->in_use, I810_BUF_FREE, I810_BUF_CLIENT); if (used == I810_BUF_FREE) { return buf; } } - return NULL; + return NULL; } /* This should only be called if the buffer is not sent to the hardware * yet, the hardware updates in use for us once its on the ring buffer. */ -static int i810_freelist_put(drm_device_t *dev, drm_buf_t *buf) +static int i810_freelist_put(drm_device_t * dev, drm_buf_t * buf) { - drm_i810_buf_priv_t *buf_priv = buf->dev_private; - int used; + drm_i810_buf_priv_t *buf_priv = buf->dev_private; + int used; - /* In use is already a pointer */ - used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE); + /* In use is already a pointer */ + used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE); if (used != I810_BUF_CLIENT) { - DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx); - return -EINVAL; + DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx); + return -EINVAL; } - return 0; + return 0; } int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev; - drm_i810_private_t *dev_priv; - drm_buf_t *buf; + drm_file_t *priv = filp->private_data; + drm_device_t *dev; + drm_i810_private_t *dev_priv; + drm_buf_t *buf; drm_i810_buf_priv_t *buf_priv; lock_kernel(); - dev = priv->dev; + dev = priv->dev; dev_priv = dev->dev_private; - buf = dev_priv->mmap_buffer; + buf = dev_priv->mmap_buffer; buf_priv = buf->dev_private; vma->vm_flags |= (VM_IO | VM_DONTCOPY); vma->vm_file = filp; - buf_priv->currently_mapped = I810_BUF_MAPPED; + buf_priv->currently_mapped = I810_BUF_MAPPED; unlock_kernel(); if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start, VM_OFFSET(vma), - vma->vm_end - vma->vm_start, - vma->vm_page_prot)) return -EAGAIN; + vma->vm_end - vma->vm_start, vma->vm_page_prot)) + return -EAGAIN; return 0; } -static int i810_map_buffer(drm_buf_t *buf, struct file *filp) +static int i810_map_buffer(drm_buf_t * buf, struct file *filp) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_i810_buf_priv_t *buf_priv = buf->dev_private; - drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_private_t *dev_priv = dev->dev_private; int retcode = 0; - if (buf_priv->currently_mapped == I810_BUF_MAPPED) + if (buf_priv->currently_mapped == I810_BUF_MAPPED) return -EINVAL; - down_write( ¤t->mm->mmap_sem ); + down_write(¤t->mm->mmap_sem); dev_priv->mmap_buffer = buf; buf_priv->virtual = (void *)do_mmap(filp, 0, buf->total, - PROT_READ|PROT_WRITE, - MAP_SHARED, - buf->bus_address); + PROT_READ | PROT_WRITE, + MAP_SHARED, buf->bus_address); dev_priv->mmap_buffer = NULL; if ((unsigned long)buf_priv->virtual > -1024UL) { @@ -161,12 +161,12 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp) retcode = (signed int)buf_priv->virtual; buf_priv->virtual = NULL; } - up_write( ¤t->mm->mmap_sem ); + up_write(¤t->mm->mmap_sem); return retcode; } -static int i810_unmap_buffer(drm_buf_t *buf) +static int i810_unmap_buffer(drm_buf_t * buf) { drm_i810_buf_priv_t *buf_priv = buf->dev_private; int retcode = 0; @@ -180,43 +180,43 @@ static int i810_unmap_buffer(drm_buf_t *buf) (size_t) buf->total); up_write(¤t->mm->mmap_sem); - buf_priv->currently_mapped = I810_BUF_UNMAPPED; - buf_priv->virtual = NULL; + buf_priv->currently_mapped = I810_BUF_UNMAPPED; + buf_priv->virtual = NULL; return retcode; } -static int i810_dma_get_buffer(drm_device_t *dev, drm_i810_dma_t *d, +static int i810_dma_get_buffer(drm_device_t * dev, drm_i810_dma_t * d, struct file *filp) { - drm_buf_t *buf; + drm_buf_t *buf; drm_i810_buf_priv_t *buf_priv; int retcode = 0; buf = i810_freelist_get(dev); if (!buf) { retcode = -ENOMEM; - DRM_DEBUG("retcode=%d\n", retcode); + DRM_DEBUG("retcode=%d\n", retcode); return retcode; } retcode = i810_map_buffer(buf, filp); if (retcode) { i810_freelist_put(dev, buf); - DRM_ERROR("mapbuf failed, retcode %d\n", retcode); + DRM_ERROR("mapbuf failed, retcode %d\n", retcode); return retcode; } buf->filp = filp; buf_priv = buf->dev_private; d->granted = 1; - d->request_idx = buf->idx; - d->request_size = buf->total; - d->virtual = buf_priv->virtual; + d->request_idx = buf->idx; + d->request_size = buf->total; + d->virtual = buf_priv->virtual; return retcode; } -int i810_dma_cleanup(drm_device_t *dev) +int i810_dma_cleanup(drm_device_t * dev) { drm_device_dma_t *dma = dev->dma; @@ -229,164 +229,166 @@ int i810_dma_cleanup(drm_device_t *dev) if (dev->dev_private) { int i; - drm_i810_private_t *dev_priv = - (drm_i810_private_t *) dev->dev_private; + drm_i810_private_t *dev_priv = + (drm_i810_private_t *) dev->dev_private; if (dev_priv->ring.virtual_start) { - drm_ioremapfree((void *) dev_priv->ring.virtual_start, - dev_priv->ring.Size, dev); + drm_ioremapfree((void *)dev_priv->ring.virtual_start, + dev_priv->ring.Size, dev); } - if (dev_priv->hw_status_page) { - pci_free_consistent(dev->pdev, PAGE_SIZE, + if (dev_priv->hw_status_page) { + pci_free_consistent(dev->pdev, PAGE_SIZE, dev_priv->hw_status_page, dev_priv->dma_status_page); - /* Need to rewrite hardware status page */ - I810_WRITE(0x02080, 0x1ffff000); + /* Need to rewrite hardware status page */ + I810_WRITE(0x02080, 0x1ffff000); } - drm_free(dev->dev_private, sizeof(drm_i810_private_t), + drm_free(dev->dev_private, sizeof(drm_i810_private_t), DRM_MEM_DRIVER); - dev->dev_private = NULL; + dev->dev_private = NULL; for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; + drm_buf_t *buf = dma->buflist[i]; drm_i810_buf_priv_t *buf_priv = buf->dev_private; - if ( buf_priv->kernel_virtual && buf->total ) - drm_ioremapfree(buf_priv->kernel_virtual, buf->total, dev); + if (buf_priv->kernel_virtual && buf->total) + drm_ioremapfree(buf_priv->kernel_virtual, + buf->total, dev); } } - return 0; + return 0; } -static int i810_wait_ring(drm_device_t *dev, int n) +static int i810_wait_ring(drm_device_t * dev, int n) { - drm_i810_private_t *dev_priv = dev->dev_private; - drm_i810_ring_buffer_t *ring = &(dev_priv->ring); - int iters = 0; - unsigned long end; + drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_ring_buffer_t *ring = &(dev_priv->ring); + int iters = 0; + unsigned long end; unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - end = jiffies + (HZ*3); - while (ring->space < n) { - ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - ring->space = ring->head - (ring->tail+8); - if (ring->space < 0) ring->space += ring->Size; - + end = jiffies + (HZ * 3); + while (ring->space < n) { + ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; + ring->space = ring->head - (ring->tail + 8); + if (ring->space < 0) + ring->space += ring->Size; + if (ring->head != last_head) { - end = jiffies + (HZ*3); + end = jiffies + (HZ * 3); last_head = ring->head; } - - iters++; + + iters++; if (time_before(end, jiffies)) { - DRM_ERROR("space: %d wanted %d\n", ring->space, n); - DRM_ERROR("lockup\n"); - goto out_wait_ring; + DRM_ERROR("space: %d wanted %d\n", ring->space, n); + DRM_ERROR("lockup\n"); + goto out_wait_ring; } udelay(1); } -out_wait_ring: - return iters; + out_wait_ring: + return iters; } -static void i810_kernel_lost_context(drm_device_t *dev) +static void i810_kernel_lost_context(drm_device_t * dev) { - drm_i810_private_t *dev_priv = dev->dev_private; - drm_i810_ring_buffer_t *ring = &(dev_priv->ring); + drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_ring_buffer_t *ring = &(dev_priv->ring); - ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - ring->tail = I810_READ(LP_RING + RING_TAIL); - ring->space = ring->head - (ring->tail+8); - if (ring->space < 0) ring->space += ring->Size; + ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; + ring->tail = I810_READ(LP_RING + RING_TAIL); + ring->space = ring->head - (ring->tail + 8); + if (ring->space < 0) + ring->space += ring->Size; } -static int i810_freelist_init(drm_device_t *dev, drm_i810_private_t *dev_priv) +static int i810_freelist_init(drm_device_t * dev, drm_i810_private_t * dev_priv) { - drm_device_dma_t *dma = dev->dma; - int my_idx = 24; - u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx); - int i; + drm_device_dma_t *dma = dev->dma; + int my_idx = 24; + u32 *hw_status = (u32 *) (dev_priv->hw_status_page + my_idx); + int i; if (dma->buf_count > 1019) { - /* Not enough space in the status page for the freelist */ - return -EINVAL; + /* Not enough space in the status page for the freelist */ + return -EINVAL; } - for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i810_buf_priv_t *buf_priv = buf->dev_private; + for (i = 0; i < dma->buf_count; i++) { + drm_buf_t *buf = dma->buflist[i]; + drm_i810_buf_priv_t *buf_priv = buf->dev_private; - buf_priv->in_use = hw_status++; - buf_priv->my_use_idx = my_idx; - my_idx += 4; + buf_priv->in_use = hw_status++; + buf_priv->my_use_idx = my_idx; + my_idx += 4; - *buf_priv->in_use = I810_BUF_FREE; + *buf_priv->in_use = I810_BUF_FREE; buf_priv->kernel_virtual = drm_ioremap(buf->bus_address, - buf->total, dev); + buf->total, dev); } return 0; } -static int i810_dma_initialize(drm_device_t *dev, - drm_i810_private_t *dev_priv, - drm_i810_init_t *init) +static int i810_dma_initialize(drm_device_t * dev, + drm_i810_private_t * dev_priv, + drm_i810_init_t * init) { struct list_head *list; - memset(dev_priv, 0, sizeof(drm_i810_private_t)); + memset(dev_priv, 0, sizeof(drm_i810_private_t)); list_for_each(list, &dev->maplist->head) { drm_map_list_t *r_list = list_entry(list, drm_map_list_t, head); if (r_list->map && r_list->map->type == _DRM_SHM && - r_list->map->flags & _DRM_CONTAINS_LOCK ) { + r_list->map->flags & _DRM_CONTAINS_LOCK) { dev_priv->sarea_map = r_list->map; - break; - } - } + break; + } + } if (!dev_priv->sarea_map) { dev->dev_private = (void *)dev_priv; - i810_dma_cleanup(dev); - DRM_ERROR("can not find sarea!\n"); - return -EINVAL; + i810_dma_cleanup(dev); + DRM_ERROR("can not find sarea!\n"); + return -EINVAL; } dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset); if (!dev_priv->mmio_map) { dev->dev_private = (void *)dev_priv; - i810_dma_cleanup(dev); - DRM_ERROR("can not find mmio map!\n"); - return -EINVAL; + i810_dma_cleanup(dev); + DRM_ERROR("can not find mmio map!\n"); + return -EINVAL; } dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset); if (!dev->agp_buffer_map) { dev->dev_private = (void *)dev_priv; - i810_dma_cleanup(dev); - DRM_ERROR("can not find dma buffer map!\n"); - return -EINVAL; + i810_dma_cleanup(dev); + DRM_ERROR("can not find dma buffer map!\n"); + return -EINVAL; } dev_priv->sarea_priv = (drm_i810_sarea_t *) - ((u8 *)dev_priv->sarea_map->handle + - init->sarea_priv_offset); + ((u8 *) dev_priv->sarea_map->handle + init->sarea_priv_offset); - dev_priv->ring.Start = init->ring_start; - dev_priv->ring.End = init->ring_end; - dev_priv->ring.Size = init->ring_size; + dev_priv->ring.Start = init->ring_start; + dev_priv->ring.End = init->ring_end; + dev_priv->ring.Size = init->ring_size; - dev_priv->ring.virtual_start = drm_ioremap(dev->agp->base + - init->ring_start, - init->ring_size, dev); + dev_priv->ring.virtual_start = drm_ioremap(dev->agp->base + + init->ring_start, + init->ring_size, dev); - if (dev_priv->ring.virtual_start == NULL) { - dev->dev_private = (void *) dev_priv; - i810_dma_cleanup(dev); - DRM_ERROR("can not ioremap virtual address for" + if (dev_priv->ring.virtual_start == NULL) { + dev->dev_private = (void *)dev_priv; + i810_dma_cleanup(dev); + DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); - return -ENOMEM; + return -ENOMEM; } - dev_priv->ring.tail_mask = dev_priv->ring.Size - 1; + dev_priv->ring.tail_mask = dev_priv->ring.Size - 1; dev_priv->w = init->w; dev_priv->h = init->h; @@ -402,33 +404,33 @@ static int i810_dma_initialize(drm_device_t *dev, dev_priv->back_di1 = init->back_offset | init->pitch_bits; dev_priv->zi1 = init->depth_offset | init->pitch_bits; - /* Program Hardware Status Page */ - dev_priv->hw_status_page = - pci_alloc_consistent(dev->pdev, PAGE_SIZE, - &dev_priv->dma_status_page); - if (!dev_priv->hw_status_page) { + /* Program Hardware Status Page */ + dev_priv->hw_status_page = + pci_alloc_consistent(dev->pdev, PAGE_SIZE, + &dev_priv->dma_status_page); + if (!dev_priv->hw_status_page) { dev->dev_private = (void *)dev_priv; i810_dma_cleanup(dev); DRM_ERROR("Can not allocate hardware status page\n"); return -ENOMEM; } - memset(dev_priv->hw_status_page, 0, PAGE_SIZE); - DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); + memset(dev_priv->hw_status_page, 0, PAGE_SIZE); + DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); I810_WRITE(0x02080, dev_priv->dma_status_page); - DRM_DEBUG("Enabled hardware status page\n"); + DRM_DEBUG("Enabled hardware status page\n"); - /* Now we need to init our freelist */ + /* Now we need to init our freelist */ if (i810_freelist_init(dev, dev_priv) != 0) { dev->dev_private = (void *)dev_priv; - i810_dma_cleanup(dev); - DRM_ERROR("Not enough space in the status page for" + i810_dma_cleanup(dev); + DRM_ERROR("Not enough space in the status page for" " the freelist\n"); - return -ENOMEM; + return -ENOMEM; } dev->dev_private = (void *)dev_priv; - return 0; + return 0; } /* i810 DRM version 1.1 used a smaller init structure with different @@ -442,12 +444,12 @@ static int i810_dma_initialize(drm_device_t *dev, * If it isn't then we have a v1.1 client. Fix up params. * If it is, then we have a 1.2 client... get the rest of the data. */ -int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg) +int i810_dma_init_compat(drm_i810_init_t * init, unsigned long arg) { /* Get v1.1 init data */ - if (copy_from_user(init, (drm_i810_pre12_init_t __user *)arg, - sizeof(drm_i810_pre12_init_t))) { + if (copy_from_user(init, (drm_i810_pre12_init_t __user *) arg, + sizeof(drm_i810_pre12_init_t))) { return -EFAULT; } @@ -455,7 +457,7 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg) /* This is a v1.2 client, just get the v1.2 init data */ DRM_INFO("Using POST v1.2 init.\n"); - if (copy_from_user(init, (drm_i810_init_t __user *)arg, + if (copy_from_user(init, (drm_i810_init_t __user *) arg, sizeof(drm_i810_init_t))) { return -EFAULT; } @@ -463,12 +465,12 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg) /* This is a v1.1 client, fix the params */ DRM_INFO("Using PRE v1.2 init.\n"); - init->pitch_bits = init->h; - init->pitch = init->w; - init->h = init->overlay_physical; - init->w = init->overlay_offset; - init->overlay_physical = 0; - init->overlay_offset = 0; + init->pitch_bits = init->h; + init->pitch = init->w; + init->h = init->overlay_physical; + init->w = init->overlay_offset; + init->overlay_physical = 0; + init->overlay_offset = 0; } return 0; @@ -477,232 +479,225 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg) int i810_dma_init(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_i810_private_t *dev_priv; - drm_i810_init_t init; - int retcode = 0; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv; + drm_i810_init_t init; + int retcode = 0; /* Get only the init func */ - if (copy_from_user(&init, (void __user *)arg, sizeof(drm_i810_init_func_t))) + if (copy_from_user + (&init, (void __user *)arg, sizeof(drm_i810_init_func_t))) return -EFAULT; - switch(init.func) { - case I810_INIT_DMA: - /* This case is for backward compatibility. It - * handles XFree 4.1.0 and 4.2.0, and has to - * do some parameter checking as described below. - * It will someday go away. - */ - retcode = i810_dma_init_compat(&init, arg); - if (retcode) - return retcode; - - dev_priv = drm_alloc(sizeof(drm_i810_private_t), - DRM_MEM_DRIVER); - if (dev_priv == NULL) - return -ENOMEM; - retcode = i810_dma_initialize(dev, dev_priv, &init); - break; - - default: - case I810_INIT_DMA_1_4: - DRM_INFO("Using v1.4 init.\n"); - if (copy_from_user(&init, (drm_i810_init_t __user *)arg, - sizeof(drm_i810_init_t))) { - return -EFAULT; - } - dev_priv = drm_alloc(sizeof(drm_i810_private_t), - DRM_MEM_DRIVER); - if (dev_priv == NULL) - return -ENOMEM; - retcode = i810_dma_initialize(dev, dev_priv, &init); - break; - - case I810_CLEANUP_DMA: - DRM_INFO("DMA Cleanup\n"); - retcode = i810_dma_cleanup(dev); - break; + switch (init.func) { + case I810_INIT_DMA: + /* This case is for backward compatibility. It + * handles XFree 4.1.0 and 4.2.0, and has to + * do some parameter checking as described below. + * It will someday go away. + */ + retcode = i810_dma_init_compat(&init, arg); + if (retcode) + return retcode; + + dev_priv = drm_alloc(sizeof(drm_i810_private_t), + DRM_MEM_DRIVER); + if (dev_priv == NULL) + return -ENOMEM; + retcode = i810_dma_initialize(dev, dev_priv, &init); + break; + + default: + case I810_INIT_DMA_1_4: + DRM_INFO("Using v1.4 init.\n"); + if (copy_from_user(&init, (drm_i810_init_t __user *) arg, + sizeof(drm_i810_init_t))) { + return -EFAULT; + } + dev_priv = drm_alloc(sizeof(drm_i810_private_t), + DRM_MEM_DRIVER); + if (dev_priv == NULL) + return -ENOMEM; + retcode = i810_dma_initialize(dev, dev_priv, &init); + break; + + case I810_CLEANUP_DMA: + DRM_INFO("DMA Cleanup\n"); + retcode = i810_dma_cleanup(dev); + break; } - return retcode; + return retcode; } - - /* Most efficient way to verify state for the i810 is as it is * emitted. Non-conformant state is silently dropped. * * Use 'volatile' & local var tmp to force the emitted values to be * identical to the verified ones. */ -static void i810EmitContextVerified( drm_device_t *dev, - volatile unsigned int *code ) +static void i810EmitContextVerified(drm_device_t * dev, + volatile unsigned int *code) { - drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_private_t *dev_priv = dev->dev_private; int i, j = 0; unsigned int tmp; RING_LOCALS; - BEGIN_LP_RING( I810_CTX_SETUP_SIZE ); + BEGIN_LP_RING(I810_CTX_SETUP_SIZE); - OUT_RING( GFX_OP_COLOR_FACTOR ); - OUT_RING( code[I810_CTXREG_CF1] ); + OUT_RING(GFX_OP_COLOR_FACTOR); + OUT_RING(code[I810_CTXREG_CF1]); - OUT_RING( GFX_OP_STIPPLE ); - OUT_RING( code[I810_CTXREG_ST1] ); + OUT_RING(GFX_OP_STIPPLE); + OUT_RING(code[I810_CTXREG_ST1]); - for ( i = 4 ; i < I810_CTX_SETUP_SIZE ; i++ ) { + for (i = 4; i < I810_CTX_SETUP_SIZE; i++) { tmp = code[i]; - if ((tmp & (7<<29)) == (3<<29) && - (tmp & (0x1f<<24)) < (0x1d<<24)) - { - OUT_RING( tmp ); + if ((tmp & (7 << 29)) == (3 << 29) && + (tmp & (0x1f << 24)) < (0x1d << 24)) { + OUT_RING(tmp); j++; - } - else printk("constext state dropped!!!\n"); + } else + printk("constext state dropped!!!\n"); } if (j & 1) - OUT_RING( 0 ); + OUT_RING(0); ADVANCE_LP_RING(); } -static void i810EmitTexVerified( drm_device_t *dev, - volatile unsigned int *code ) +static void i810EmitTexVerified(drm_device_t * dev, volatile unsigned int *code) { - drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_private_t *dev_priv = dev->dev_private; int i, j = 0; unsigned int tmp; RING_LOCALS; - BEGIN_LP_RING( I810_TEX_SETUP_SIZE ); + BEGIN_LP_RING(I810_TEX_SETUP_SIZE); - OUT_RING( GFX_OP_MAP_INFO ); - OUT_RING( code[I810_TEXREG_MI1] ); - OUT_RING( code[I810_TEXREG_MI2] ); - OUT_RING( code[I810_TEXREG_MI3] ); + OUT_RING(GFX_OP_MAP_INFO); + OUT_RING(code[I810_TEXREG_MI1]); + OUT_RING(code[I810_TEXREG_MI2]); + OUT_RING(code[I810_TEXREG_MI3]); - for ( i = 4 ; i < I810_TEX_SETUP_SIZE ; i++ ) { + for (i = 4; i < I810_TEX_SETUP_SIZE; i++) { tmp = code[i]; - if ((tmp & (7<<29)) == (3<<29) && - (tmp & (0x1f<<24)) < (0x1d<<24)) - { - OUT_RING( tmp ); + if ((tmp & (7 << 29)) == (3 << 29) && + (tmp & (0x1f << 24)) < (0x1d << 24)) { + OUT_RING(tmp); j++; - } - else printk("texture state dropped!!!\n"); + } else + printk("texture state dropped!!!\n"); } if (j & 1) - OUT_RING( 0 ); + OUT_RING(0); ADVANCE_LP_RING(); } - /* Need to do some additional checking when setting the dest buffer. */ -static void i810EmitDestVerified( drm_device_t *dev, - volatile unsigned int *code ) +static void i810EmitDestVerified(drm_device_t * dev, + volatile unsigned int *code) { - drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_private_t *dev_priv = dev->dev_private; unsigned int tmp; RING_LOCALS; - BEGIN_LP_RING( I810_DEST_SETUP_SIZE + 2 ); + BEGIN_LP_RING(I810_DEST_SETUP_SIZE + 2); tmp = code[I810_DESTREG_DI1]; if (tmp == dev_priv->front_di1 || tmp == dev_priv->back_di1) { - OUT_RING( CMD_OP_DESTBUFFER_INFO ); - OUT_RING( tmp ); + OUT_RING(CMD_OP_DESTBUFFER_INFO); + OUT_RING(tmp); } else - DRM_DEBUG("bad di1 %x (allow %x or %x)\n", - tmp, dev_priv->front_di1, dev_priv->back_di1); + DRM_DEBUG("bad di1 %x (allow %x or %x)\n", + tmp, dev_priv->front_di1, dev_priv->back_di1); /* invarient: */ - OUT_RING( CMD_OP_Z_BUFFER_INFO ); - OUT_RING( dev_priv->zi1 ); + OUT_RING(CMD_OP_Z_BUFFER_INFO); + OUT_RING(dev_priv->zi1); - OUT_RING( GFX_OP_DESTBUFFER_VARS ); - OUT_RING( code[I810_DESTREG_DV1] ); + OUT_RING(GFX_OP_DESTBUFFER_VARS); + OUT_RING(code[I810_DESTREG_DV1]); - OUT_RING( GFX_OP_DRAWRECT_INFO ); - OUT_RING( code[I810_DESTREG_DR1] ); - OUT_RING( code[I810_DESTREG_DR2] ); - OUT_RING( code[I810_DESTREG_DR3] ); - OUT_RING( code[I810_DESTREG_DR4] ); - OUT_RING( 0 ); + OUT_RING(GFX_OP_DRAWRECT_INFO); + OUT_RING(code[I810_DESTREG_DR1]); + OUT_RING(code[I810_DESTREG_DR2]); + OUT_RING(code[I810_DESTREG_DR3]); + OUT_RING(code[I810_DESTREG_DR4]); + OUT_RING(0); ADVANCE_LP_RING(); } - - -static void i810EmitState( drm_device_t *dev ) +static void i810EmitState(drm_device_t * dev) { - drm_i810_private_t *dev_priv = dev->dev_private; - drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; unsigned int dirty = sarea_priv->dirty; - + DRM_DEBUG("%s %x\n", __FUNCTION__, dirty); if (dirty & I810_UPLOAD_BUFFERS) { - i810EmitDestVerified( dev, sarea_priv->BufferState ); + i810EmitDestVerified(dev, sarea_priv->BufferState); sarea_priv->dirty &= ~I810_UPLOAD_BUFFERS; } if (dirty & I810_UPLOAD_CTX) { - i810EmitContextVerified( dev, sarea_priv->ContextState ); + i810EmitContextVerified(dev, sarea_priv->ContextState); sarea_priv->dirty &= ~I810_UPLOAD_CTX; } if (dirty & I810_UPLOAD_TEX0) { - i810EmitTexVerified( dev, sarea_priv->TexState[0] ); + i810EmitTexVerified(dev, sarea_priv->TexState[0]); sarea_priv->dirty &= ~I810_UPLOAD_TEX0; } if (dirty & I810_UPLOAD_TEX1) { - i810EmitTexVerified( dev, sarea_priv->TexState[1] ); + i810EmitTexVerified(dev, sarea_priv->TexState[1]); sarea_priv->dirty &= ~I810_UPLOAD_TEX1; } } - - /* need to verify */ -static void i810_dma_dispatch_clear( drm_device_t *dev, int flags, - unsigned int clear_color, - unsigned int clear_zval ) +static void i810_dma_dispatch_clear(drm_device_t * dev, int flags, + unsigned int clear_color, + unsigned int clear_zval) { - drm_i810_private_t *dev_priv = dev->dev_private; - drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; int nbox = sarea_priv->nbox; drm_clip_rect_t *pbox = sarea_priv->boxes; int pitch = dev_priv->pitch; int cpp = 2; int i; RING_LOCALS; - - if ( dev_priv->current_page == 1 ) { - unsigned int tmp = flags; - + + if (dev_priv->current_page == 1) { + unsigned int tmp = flags; + flags &= ~(I810_FRONT | I810_BACK); - if (tmp & I810_FRONT) flags |= I810_BACK; - if (tmp & I810_BACK) flags |= I810_FRONT; + if (tmp & I810_FRONT) + flags |= I810_BACK; + if (tmp & I810_BACK) + flags |= I810_FRONT; } - i810_kernel_lost_context(dev); + i810_kernel_lost_context(dev); - if (nbox > I810_NR_SAREA_CLIPRECTS) - nbox = I810_NR_SAREA_CLIPRECTS; + if (nbox > I810_NR_SAREA_CLIPRECTS) + nbox = I810_NR_SAREA_CLIPRECTS; - for (i = 0 ; i < nbox ; i++, pbox++) { + for (i = 0; i < nbox; i++, pbox++) { unsigned int x = pbox->x1; unsigned int y = pbox->y1; unsigned int width = (pbox->x2 - x) * cpp; @@ -711,52 +706,48 @@ static void i810_dma_dispatch_clear( drm_device_t *dev, int flags, if (pbox->x1 > pbox->x2 || pbox->y1 > pbox->y2 || - pbox->x2 > dev_priv->w || - pbox->y2 > dev_priv->h) + pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h) continue; - if ( flags & I810_FRONT ) { - BEGIN_LP_RING( 6 ); - OUT_RING( BR00_BITBLT_CLIENT | - BR00_OP_COLOR_BLT | 0x3 ); - OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch ); - OUT_RING( (height << 16) | width ); - OUT_RING( start ); - OUT_RING( clear_color ); - OUT_RING( 0 ); + if (flags & I810_FRONT) { + BEGIN_LP_RING(6); + OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3); + OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch); + OUT_RING((height << 16) | width); + OUT_RING(start); + OUT_RING(clear_color); + OUT_RING(0); ADVANCE_LP_RING(); } - if ( flags & I810_BACK ) { - BEGIN_LP_RING( 6 ); - OUT_RING( BR00_BITBLT_CLIENT | - BR00_OP_COLOR_BLT | 0x3 ); - OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch ); - OUT_RING( (height << 16) | width ); - OUT_RING( dev_priv->back_offset + start ); - OUT_RING( clear_color ); - OUT_RING( 0 ); + if (flags & I810_BACK) { + BEGIN_LP_RING(6); + OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3); + OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch); + OUT_RING((height << 16) | width); + OUT_RING(dev_priv->back_offset + start); + OUT_RING(clear_color); + OUT_RING(0); ADVANCE_LP_RING(); } - if ( flags & I810_DEPTH ) { - BEGIN_LP_RING( 6 ); - OUT_RING( BR00_BITBLT_CLIENT | - BR00_OP_COLOR_BLT | 0x3 ); - OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch ); - OUT_RING( (height << 16) | width ); - OUT_RING( dev_priv->depth_offset + start ); - OUT_RING( clear_zval ); - OUT_RING( 0 ); + if (flags & I810_DEPTH) { + BEGIN_LP_RING(6); + OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3); + OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch); + OUT_RING((height << 16) | width); + OUT_RING(dev_priv->depth_offset + start); + OUT_RING(clear_zval); + OUT_RING(0); ADVANCE_LP_RING(); } } } -static void i810_dma_dispatch_swap( drm_device_t *dev ) +static void i810_dma_dispatch_swap(drm_device_t * dev) { - drm_i810_private_t *dev_priv = dev->dev_private; - drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; int nbox = sarea_priv->nbox; drm_clip_rect_t *pbox = sarea_priv->boxes; int pitch = dev_priv->pitch; @@ -766,75 +757,71 @@ static void i810_dma_dispatch_swap( drm_device_t *dev ) DRM_DEBUG("swapbuffers\n"); - i810_kernel_lost_context(dev); + i810_kernel_lost_context(dev); - if (nbox > I810_NR_SAREA_CLIPRECTS) - nbox = I810_NR_SAREA_CLIPRECTS; + if (nbox > I810_NR_SAREA_CLIPRECTS) + nbox = I810_NR_SAREA_CLIPRECTS; - for (i = 0 ; i < nbox; i++, pbox++) - { + for (i = 0; i < nbox; i++, pbox++) { unsigned int w = pbox->x2 - pbox->x1; unsigned int h = pbox->y2 - pbox->y1; - unsigned int dst = pbox->x1*cpp + pbox->y1*pitch; + unsigned int dst = pbox->x1 * cpp + pbox->y1 * pitch; unsigned int start = dst; if (pbox->x1 > pbox->x2 || pbox->y1 > pbox->y2 || - pbox->x2 > dev_priv->w || - pbox->y2 > dev_priv->h) + pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h) continue; - BEGIN_LP_RING( 6 ); - OUT_RING( BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4 ); - OUT_RING( pitch | (0xCC << 16)); - OUT_RING( (h << 16) | (w * cpp)); + BEGIN_LP_RING(6); + OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4); + OUT_RING(pitch | (0xCC << 16)); + OUT_RING((h << 16) | (w * cpp)); if (dev_priv->current_page == 0) - OUT_RING(dev_priv->front_offset + start); + OUT_RING(dev_priv->front_offset + start); else - OUT_RING(dev_priv->back_offset + start); - OUT_RING( pitch ); + OUT_RING(dev_priv->back_offset + start); + OUT_RING(pitch); if (dev_priv->current_page == 0) - OUT_RING(dev_priv->back_offset + start); + OUT_RING(dev_priv->back_offset + start); else - OUT_RING(dev_priv->front_offset + start); + OUT_RING(dev_priv->front_offset + start); ADVANCE_LP_RING(); } } - -static void i810_dma_dispatch_vertex(drm_device_t *dev, - drm_buf_t *buf, - int discard, - int used) +static void i810_dma_dispatch_vertex(drm_device_t * dev, + drm_buf_t * buf, int discard, int used) { - drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_buf_priv_t *buf_priv = buf->dev_private; - drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_clip_rect_t *box = sarea_priv->boxes; - int nbox = sarea_priv->nbox; + drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_clip_rect_t *box = sarea_priv->boxes; + int nbox = sarea_priv->nbox; unsigned long address = (unsigned long)buf->bus_address; unsigned long start = address - dev->agp->base; int i = 0; - RING_LOCALS; + RING_LOCALS; - i810_kernel_lost_context(dev); + i810_kernel_lost_context(dev); - if (nbox > I810_NR_SAREA_CLIPRECTS) + if (nbox > I810_NR_SAREA_CLIPRECTS) nbox = I810_NR_SAREA_CLIPRECTS; - if (used > 4*1024) + if (used > 4 * 1024) used = 0; if (sarea_priv->dirty) - i810EmitState( dev ); + i810EmitState(dev); if (buf_priv->currently_mapped == I810_BUF_MAPPED) { unsigned int prim = (sarea_priv->vertex_prim & PR_MASK); - *(u32 *)buf_priv->kernel_virtual = ((GFX_OP_PRIMITIVE | prim | ((used/4)-2))); + *(u32 *) buf_priv->kernel_virtual = + ((GFX_OP_PRIMITIVE | prim | ((used / 4) - 2))); if (used & 4) { - *(u32 *)((u32)buf_priv->kernel_virtual + used) = 0; + *(u32 *) ((u32) buf_priv->kernel_virtual + used) = 0; used += 4; } @@ -845,19 +832,20 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev, do { if (i < nbox) { BEGIN_LP_RING(4); - OUT_RING( GFX_OP_SCISSOR | SC_UPDATE_SCISSOR | - SC_ENABLE ); - OUT_RING( GFX_OP_SCISSOR_INFO ); - OUT_RING( box[i].x1 | (box[i].y1<<16) ); - OUT_RING( (box[i].x2-1) | ((box[i].y2-1)<<16) ); + OUT_RING(GFX_OP_SCISSOR | SC_UPDATE_SCISSOR | + SC_ENABLE); + OUT_RING(GFX_OP_SCISSOR_INFO); + OUT_RING(box[i].x1 | (box[i].y1 << 16)); + OUT_RING((box[i].x2 - + 1) | ((box[i].y2 - 1) << 16)); ADVANCE_LP_RING(); } BEGIN_LP_RING(4); - OUT_RING( CMD_OP_BATCH_BUFFER ); - OUT_RING( start | BB1_PROTECTED ); - OUT_RING( start + used - 4 ); - OUT_RING( 0 ); + OUT_RING(CMD_OP_BATCH_BUFFER); + OUT_RING(start | BB1_PROTECTED); + OUT_RING(start + used - 4); + OUT_RING(0); ADVANCE_LP_RING(); } while (++i < nbox); @@ -866,59 +854,59 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev, if (discard) { dev_priv->counter++; - (void) cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, - I810_BUF_HARDWARE); + (void)cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, + I810_BUF_HARDWARE); BEGIN_LP_RING(8); - OUT_RING( CMD_STORE_DWORD_IDX ); - OUT_RING( 20 ); - OUT_RING( dev_priv->counter ); - OUT_RING( CMD_STORE_DWORD_IDX ); - OUT_RING( buf_priv->my_use_idx ); - OUT_RING( I810_BUF_FREE ); - OUT_RING( CMD_REPORT_HEAD ); - OUT_RING( 0 ); + OUT_RING(CMD_STORE_DWORD_IDX); + OUT_RING(20); + OUT_RING(dev_priv->counter); + OUT_RING(CMD_STORE_DWORD_IDX); + OUT_RING(buf_priv->my_use_idx); + OUT_RING(I810_BUF_FREE); + OUT_RING(CMD_REPORT_HEAD); + OUT_RING(0); ADVANCE_LP_RING(); } } -static void i810_dma_dispatch_flip( drm_device_t *dev ) +static void i810_dma_dispatch_flip(drm_device_t * dev) { - drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_private_t *dev_priv = dev->dev_private; int pitch = dev_priv->pitch; RING_LOCALS; - DRM_DEBUG( "%s: page=%d pfCurrentPage=%d\n", - __FUNCTION__, - dev_priv->current_page, - dev_priv->sarea_priv->pf_current_page); - - i810_kernel_lost_context(dev); + DRM_DEBUG("%s: page=%d pfCurrentPage=%d\n", + __FUNCTION__, + dev_priv->current_page, + dev_priv->sarea_priv->pf_current_page); + + i810_kernel_lost_context(dev); - BEGIN_LP_RING( 2 ); - OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); - OUT_RING( 0 ); + BEGIN_LP_RING(2); + OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE); + OUT_RING(0); ADVANCE_LP_RING(); - BEGIN_LP_RING( I810_DEST_SETUP_SIZE + 2 ); + BEGIN_LP_RING(I810_DEST_SETUP_SIZE + 2); /* On i815 at least ASYNC is buggy */ /* pitch<<5 is from 11.2.8 p158, its the pitch / 8 then left shifted 8, so (pitch >> 3) << 8 */ - OUT_RING( CMD_OP_FRONTBUFFER_INFO | (pitch<<5) /*| ASYNC_FLIP */ ); - if ( dev_priv->current_page == 0 ) { - OUT_RING( dev_priv->back_offset ); + OUT_RING(CMD_OP_FRONTBUFFER_INFO | (pitch << 5) /*| ASYNC_FLIP */ ); + if (dev_priv->current_page == 0) { + OUT_RING(dev_priv->back_offset); dev_priv->current_page = 1; } else { - OUT_RING( dev_priv->front_offset ); + OUT_RING(dev_priv->front_offset); dev_priv->current_page = 0; } OUT_RING(0); ADVANCE_LP_RING(); BEGIN_LP_RING(2); - OUT_RING( CMD_OP_WAIT_FOR_EVENT | WAIT_FOR_PLANE_A_FLIP ); - OUT_RING( 0 ); + OUT_RING(CMD_OP_WAIT_FOR_EVENT | WAIT_FOR_PLANE_A_FLIP); + OUT_RING(0); ADVANCE_LP_RING(); /* Increment the frame counter. The client-side 3D driver must @@ -929,46 +917,46 @@ static void i810_dma_dispatch_flip( drm_device_t *dev ) } -void i810_dma_quiescent(drm_device_t *dev) +void i810_dma_quiescent(drm_device_t * dev) { - drm_i810_private_t *dev_priv = dev->dev_private; - RING_LOCALS; + drm_i810_private_t *dev_priv = dev->dev_private; + RING_LOCALS; /* printk("%s\n", __FUNCTION__); */ - i810_kernel_lost_context(dev); + i810_kernel_lost_context(dev); - BEGIN_LP_RING(4); - OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); - OUT_RING( CMD_REPORT_HEAD ); - OUT_RING( 0 ); - OUT_RING( 0 ); - ADVANCE_LP_RING(); + BEGIN_LP_RING(4); + OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE); + OUT_RING(CMD_REPORT_HEAD); + OUT_RING(0); + OUT_RING(0); + ADVANCE_LP_RING(); - i810_wait_ring( dev, dev_priv->ring.Size - 8 ); + i810_wait_ring(dev, dev_priv->ring.Size - 8); } -static int i810_flush_queue(drm_device_t *dev) +static int i810_flush_queue(drm_device_t * dev) { - drm_i810_private_t *dev_priv = dev->dev_private; + drm_i810_private_t *dev_priv = dev->dev_private; drm_device_dma_t *dma = dev->dma; - int i, ret = 0; - RING_LOCALS; - + int i, ret = 0; + RING_LOCALS; + /* printk("%s\n", __FUNCTION__); */ - i810_kernel_lost_context(dev); + i810_kernel_lost_context(dev); - BEGIN_LP_RING(2); - OUT_RING( CMD_REPORT_HEAD ); - OUT_RING( 0 ); - ADVANCE_LP_RING(); + BEGIN_LP_RING(2); + OUT_RING(CMD_REPORT_HEAD); + OUT_RING(0); + ADVANCE_LP_RING(); - i810_wait_ring( dev, dev_priv->ring.Size - 8 ); + i810_wait_ring(dev, dev_priv->ring.Size - 8); - for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i810_buf_priv_t *buf_priv = buf->dev_private; + for (i = 0; i < dma->buf_count; i++) { + drm_buf_t *buf = dma->buflist[i]; + drm_i810_buf_priv_t *buf_priv = buf->dev_private; int used = cmpxchg(buf_priv->in_use, I810_BUF_HARDWARE, I810_BUF_FREE); @@ -979,26 +967,29 @@ static int i810_flush_queue(drm_device_t *dev) DRM_DEBUG("still on client\n"); } - return ret; + return ret; } /* Must be called with the lock held */ void i810_reclaim_buffers(struct file *filp) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_device_dma_t *dma = dev->dma; - int i; + int i; - if (!dma) return; - if (!dev->dev_private) return; - if (!dma->buflist) return; + if (!dma) + return; + if (!dev->dev_private) + return; + if (!dma->buflist) + return; - i810_flush_queue(dev); + i810_flush_queue(dev); for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i810_buf_priv_t *buf_priv = buf->dev_private; + drm_buf_t *buf = dma->buflist[i]; + drm_i810_buf_priv_t *buf_priv = buf->dev_private; if (buf->filp == filp && buf_priv) { int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, @@ -1007,7 +998,7 @@ void i810_reclaim_buffers(struct file *filp) if (used == I810_BUF_CLIENT) DRM_DEBUG("reclaimed from client\n"); if (buf_priv->currently_mapped == I810_BUF_MAPPED) - buf_priv->currently_mapped = I810_BUF_UNMAPPED; + buf_priv->currently_mapped = I810_BUF_UNMAPPED; } } } @@ -1015,32 +1006,32 @@ void i810_reclaim_buffers(struct file *filp) int i810_flush_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i810_flush_ioctl called without lock held\n"); return -EINVAL; } - i810_flush_queue(dev); - return 0; + i810_flush_queue(dev); + return 0; } - int i810_dma_vertex(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_device_dma_t *dma = dev->dma; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; - u32 *hw_status = dev_priv->hw_status_page; - drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) - dev_priv->sarea_priv; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; + u32 *hw_status = dev_priv->hw_status_page; + drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) + dev_priv->sarea_priv; drm_i810_vertex_t vertex; - if (copy_from_user(&vertex, (drm_i810_vertex_t __user *)arg, sizeof(vertex))) + if (copy_from_user + (&vertex, (drm_i810_vertex_t __user *) arg, sizeof(vertex))) return -EFAULT; if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { @@ -1051,31 +1042,30 @@ int i810_dma_vertex(struct inode *inode, struct file *filp, DRM_DEBUG("i810 dma vertex, idx %d used %d discard %d\n", vertex.idx, vertex.used, vertex.discard); - if (vertex.idx < 0 || vertex.idx > dma->buf_count) + if (vertex.idx < 0 || vertex.idx > dma->buf_count) return -EINVAL; - i810_dma_dispatch_vertex( dev, - dma->buflist[ vertex.idx ], - vertex.discard, vertex.used ); + i810_dma_dispatch_vertex(dev, + dma->buflist[vertex.idx], + vertex.discard, vertex.used); - atomic_add(vertex.used, &dev->counts[_DRM_STAT_SECONDARY]); + atomic_add(vertex.used, &dev->counts[_DRM_STAT_SECONDARY]); atomic_inc(&dev->counts[_DRM_STAT_DMA]); - sarea_priv->last_enqueue = dev_priv->counter-1; - sarea_priv->last_dispatch = (int) hw_status[5]; + sarea_priv->last_enqueue = dev_priv->counter - 1; + sarea_priv->last_dispatch = (int)hw_status[5]; return 0; } - - int i810_clear_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_i810_clear_t clear; - if (copy_from_user(&clear, (drm_i810_clear_t __user *)arg, sizeof(clear))) + if (copy_from_user + (&clear, (drm_i810_clear_t __user *) arg, sizeof(clear))) return -EFAULT; if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { @@ -1083,19 +1073,18 @@ int i810_clear_bufs(struct inode *inode, struct file *filp, return -EINVAL; } - /* GH: Someone's doing nasty things... */ - if (!dev->dev_private) { - return -EINVAL; - } + /* GH: Someone's doing nasty things... */ + if (!dev->dev_private) { + return -EINVAL; + } - i810_dma_dispatch_clear( dev, clear.flags, - clear.clear_color, - clear.clear_depth ); - return 0; + i810_dma_dispatch_clear(dev, clear.flags, + clear.clear_color, clear.clear_depth); + return 0; } int i810_swap_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; @@ -1107,37 +1096,37 @@ int i810_swap_bufs(struct inode *inode, struct file *filp, return -EINVAL; } - i810_dma_dispatch_swap( dev ); - return 0; + i810_dma_dispatch_swap(dev); + return 0; } int i810_getage(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; - u32 *hw_status = dev_priv->hw_status_page; - drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) - dev_priv->sarea_priv; - - sarea_priv->last_dispatch = (int) hw_status[5]; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; + u32 *hw_status = dev_priv->hw_status_page; + drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) + dev_priv->sarea_priv; + + sarea_priv->last_dispatch = (int)hw_status[5]; return 0; } int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - int retcode = 0; - drm_i810_dma_t d; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; - u32 *hw_status = dev_priv->hw_status_page; - drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) - dev_priv->sarea_priv; - - if (copy_from_user(&d, (drm_i810_dma_t __user *)arg, sizeof(d))) + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + int retcode = 0; + drm_i810_dma_t d; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; + u32 *hw_status = dev_priv->hw_status_page; + drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) + dev_priv->sarea_priv; + + if (copy_from_user(&d, (drm_i810_dma_t __user *) arg, sizeof(d))) return -EFAULT; if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { @@ -1152,17 +1141,15 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd, DRM_DEBUG("i810_dma: %d returning %d, granted = %d\n", current->pid, retcode, d.granted); - if (copy_to_user((drm_dma_t __user *)arg, &d, sizeof(d))) + if (copy_to_user((drm_dma_t __user *) arg, &d, sizeof(d))) return -EFAULT; - sarea_priv->last_dispatch = (int) hw_status[5]; + sarea_priv->last_dispatch = (int)hw_status[5]; return retcode; } int i810_copybuf(struct inode *inode, - struct file *filp, - unsigned int cmd, - unsigned long arg) + struct file *filp, unsigned int cmd, unsigned long arg) { /* Never copy - 2.4.x doesn't need it */ return 0; @@ -1175,8 +1162,8 @@ int i810_docopy(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } -static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used, - unsigned int last_render) +static void i810_dma_dispatch_mc(drm_device_t * dev, drm_buf_t * buf, int used, + unsigned int last_render) { drm_i810_private_t *dev_priv = dev->dev_private; drm_i810_buf_priv_t *buf_priv = buf->dev_private; @@ -1188,19 +1175,17 @@ static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used, i810_kernel_lost_context(dev); - u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, - I810_BUF_HARDWARE); + u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_HARDWARE); if (u != I810_BUF_CLIENT) { DRM_DEBUG("MC found buffer that isn't mine!\n"); } - if (used > 4*1024) + if (used > 4 * 1024) used = 0; sarea_priv->dirty = 0x7f; - DRM_DEBUG("dispatch mc addr 0x%lx, used 0x%x\n", - address, used); + DRM_DEBUG("dispatch mc addr 0x%lx, used 0x%x\n", address, used); dev_priv->counter++; DRM_DEBUG("dispatch counter : %ld\n", dev_priv->counter); @@ -1211,46 +1196,45 @@ static void i810_dma_dispatch_mc(drm_device_t *dev, drm_buf_t *buf, int used, if (buf_priv->currently_mapped == I810_BUF_MAPPED) { if (used & 4) { - *(u32 *)((u32)buf_priv->virtual + used) = 0; + *(u32 *) ((u32) buf_priv->virtual + used) = 0; used += 4; } i810_unmap_buffer(buf); } BEGIN_LP_RING(4); - OUT_RING( CMD_OP_BATCH_BUFFER ); - OUT_RING( start | BB1_PROTECTED ); - OUT_RING( start + used - 4 ); - OUT_RING( 0 ); + OUT_RING(CMD_OP_BATCH_BUFFER); + OUT_RING(start | BB1_PROTECTED); + OUT_RING(start + used - 4); + OUT_RING(0); ADVANCE_LP_RING(); - BEGIN_LP_RING(8); - OUT_RING( CMD_STORE_DWORD_IDX ); - OUT_RING( buf_priv->my_use_idx ); - OUT_RING( I810_BUF_FREE ); - OUT_RING( 0 ); - - OUT_RING( CMD_STORE_DWORD_IDX ); - OUT_RING( 16 ); - OUT_RING( last_render ); - OUT_RING( 0 ); + OUT_RING(CMD_STORE_DWORD_IDX); + OUT_RING(buf_priv->my_use_idx); + OUT_RING(I810_BUF_FREE); + OUT_RING(0); + + OUT_RING(CMD_STORE_DWORD_IDX); + OUT_RING(16); + OUT_RING(last_render); + OUT_RING(0); ADVANCE_LP_RING(); } int i810_dma_mc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_device_dma_t *dma = dev->dma; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; u32 *hw_status = dev_priv->hw_status_page; drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *) - dev_priv->sarea_priv; + dev_priv->sarea_priv; drm_i810_mc_t mc; - if (copy_from_user(&mc, (drm_i810_mc_t __user *)arg, sizeof(mc))) + if (copy_from_user(&mc, (drm_i810_mc_t __user *) arg, sizeof(mc))) return -EFAULT; if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { @@ -1262,47 +1246,48 @@ int i810_dma_mc(struct inode *inode, struct file *filp, return -EINVAL; i810_dma_dispatch_mc(dev, dma->buflist[mc.idx], mc.used, - mc.last_render ); + mc.last_render); atomic_add(mc.used, &dev->counts[_DRM_STAT_SECONDARY]); atomic_inc(&dev->counts[_DRM_STAT_DMA]); - sarea_priv->last_enqueue = dev_priv->counter-1; - sarea_priv->last_dispatch = (int) hw_status[5]; + sarea_priv->last_enqueue = dev_priv->counter - 1; + sarea_priv->last_dispatch = (int)hw_status[5]; return 0; } int i810_rstatus(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; - return (int)(((u32 *)(dev_priv->hw_status_page))[4]); + return (int)(((u32 *) (dev_priv->hw_status_page))[4]); } int i810_ov0_info(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; drm_i810_overlay_t data; data.offset = dev_priv->overlay_offset; data.physical = dev_priv->overlay_physical; - if (copy_to_user((drm_i810_overlay_t __user *)arg,&data,sizeof(data))) + if (copy_to_user + ((drm_i810_overlay_t __user *) arg, &data, sizeof(data))) return -EFAULT; return 0; } int i810_fstatus(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i810_fstatus called without lock held\n"); @@ -1312,43 +1297,41 @@ int i810_fstatus(struct inode *inode, struct file *filp, } int i810_ov0_flip(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; - drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; + drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private; if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i810_ov0_flip called without lock held\n"); return -EINVAL; } - //Tell the overlay to update - I810_WRITE(0x30000,dev_priv->overlay_physical | 0x80000000); + I810_WRITE(0x30000, dev_priv->overlay_physical | 0x80000000); return 0; } - /* Not sure why this isn't set all the time: - */ -static void i810_do_init_pageflip( drm_device_t *dev ) + */ +static void i810_do_init_pageflip(drm_device_t * dev) { drm_i810_private_t *dev_priv = dev->dev_private; - + DRM_DEBUG("%s\n", __FUNCTION__); dev_priv->page_flipping = 1; dev_priv->current_page = 0; dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; } -int i810_do_cleanup_pageflip( drm_device_t *dev ) +int i810_do_cleanup_pageflip(drm_device_t * dev) { drm_i810_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); if (dev_priv->current_page != 0) - i810_dma_dispatch_flip( dev ); + i810_dma_dispatch_flip(dev); dev_priv->page_flipping = 0; return 0; @@ -1368,25 +1351,25 @@ int i810_flip_bufs(struct inode *inode, struct file *filp, return -EINVAL; } - if (!dev_priv->page_flipping) - i810_do_init_pageflip( dev ); + if (!dev_priv->page_flipping) + i810_do_init_pageflip(dev); - i810_dma_dispatch_flip( dev ); - return 0; + i810_dma_dispatch_flip(dev); + return 0; } -void i810_driver_pretakedown(drm_device_t *dev) +void i810_driver_pretakedown(drm_device_t * dev) { - i810_dma_cleanup( dev ); + i810_dma_cleanup(dev); } -void i810_driver_release(drm_device_t *dev, struct file *filp) +void i810_driver_release(drm_device_t * dev, struct file *filp) { i810_reclaim_buffers(filp); } -int i810_driver_dma_quiescent(drm_device_t *dev) +int i810_driver_dma_quiescent(drm_device_t * dev) { - i810_dma_quiescent( dev ); + i810_dma_quiescent(dev); return 0; } diff --git a/linux-core/i810_drm.h b/linux-core/i810_drm.h index 95703f3d..beec4a2a 100644 --- a/linux-core/i810_drm.h +++ b/linux-core/i810_drm.h @@ -19,21 +19,20 @@ #define I810_LOG_MIN_TEX_REGION_SIZE 16 #endif -#define I810_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */ -#define I810_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */ +#define I810_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */ +#define I810_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */ #define I810_UPLOAD_CTX 0x4 #define I810_UPLOAD_BUFFERS 0x8 #define I810_UPLOAD_TEX0 0x10 #define I810_UPLOAD_TEX1 0x20 #define I810_UPLOAD_CLIPRECTS 0x40 - /* Indices into buf.Setup where various bits of state are mirrored per * context and per buffer. These can be fired at the card as a unit, * or in a piecewise fashion as required. */ -/* Destbuffer state +/* Destbuffer state * - backbuffer linear offset and pitch -- invarient in the current dri * - zbuffer linear offset and pitch -- also invarient * - drawing origin in back and depth buffers. @@ -55,13 +54,13 @@ /* Context state */ #define I810_CTXREG_CF0 0 /* GFX_OP_COLOR_FACTOR */ -#define I810_CTXREG_CF1 1 -#define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */ +#define I810_CTXREG_CF1 1 +#define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */ #define I810_CTXREG_ST1 3 #define I810_CTXREG_VF 4 /* GFX_OP_VERTEX_FMT */ #define I810_CTXREG_MT 5 /* GFX_OP_MAP_TEXELS */ #define I810_CTXREG_MC0 6 /* GFX_OP_MAP_COLOR_STAGES - stage 0 */ -#define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */ +#define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */ #define I810_CTXREG_MC2 8 /* GFX_OP_MAP_COLOR_STAGES - stage 2 */ #define I810_CTXREG_MA0 9 /* GFX_OP_MAP_ALPHA_STAGES - stage 0 */ #define I810_CTXREG_MA1 10 /* GFX_OP_MAP_ALPHA_STAGES - stage 1 */ @@ -74,14 +73,14 @@ #define I810_CTXREG_PV 17 /* GFX_OP_PV_RULE -- Invarient! */ #define I810_CTXREG_ZA 18 /* GFX_OP_ZBIAS_ALPHAFUNC */ #define I810_CTXREG_AA 19 /* GFX_OP_ANTIALIAS */ -#define I810_CTX_SETUP_SIZE 20 +#define I810_CTX_SETUP_SIZE 20 /* Texture state (per tex unit) */ #define I810_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (4 dwords) */ -#define I810_TEXREG_MI1 1 -#define I810_TEXREG_MI2 2 -#define I810_TEXREG_MI3 3 +#define I810_TEXREG_MI1 1 +#define I810_TEXREG_MI2 2 +#define I810_TEXREG_MI3 3 #define I810_TEXREG_MF 4 /* GFX_OP_MAP_FILTER */ #define I810_TEXREG_MLC 5 /* GFX_OP_MAP_LOD_CTL */ #define I810_TEXREG_MLL 6 /* GFX_OP_MAP_LOD_LIMITS */ @@ -98,7 +97,7 @@ typedef enum _drm_i810_init_func { I810_INIT_DMA = 0x01, I810_CLEANUP_DMA = 0x02, I810_INIT_DMA_1_4 = 0x03 - } drm_i810_init_func_t; +} drm_i810_init_func_t; /* This is the init structure after v1.2 */ typedef struct _drm_i810_init { @@ -122,17 +121,17 @@ typedef struct _drm_i810_init { unsigned int w; unsigned int h; unsigned int pitch; - unsigned int pitch_bits; + unsigned int pitch_bits; } drm_i810_init_t; /* This is the init structure prior to v1.2 */ typedef struct _drm_i810_pre12_init { - drm_i810_init_func_t func; + drm_i810_init_func_t func; #if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) int ring_map_idx; int buffer_map_idx; #else - unsigned int mmio_offset; + unsigned int mmio_offset; unsigned int buffers_offset; #endif int sarea_priv_offset; @@ -145,23 +144,23 @@ typedef struct _drm_i810_pre12_init { unsigned int w; unsigned int h; unsigned int pitch; - unsigned int pitch_bits; + unsigned int pitch_bits; } drm_i810_pre12_init_t; /* Warning: If you change the SAREA structure you must change the Xserver * structure as well */ typedef struct _drm_i810_tex_region { - unsigned char next, prev; /* indices to form a circular LRU */ + unsigned char next, prev; /* indices to form a circular LRU */ unsigned char in_use; /* owned by a client, or free? */ int age; /* tracked by clients to update local LRU's */ } drm_i810_tex_region_t; typedef struct _drm_i810_sarea { - unsigned int ContextState[I810_CTX_SETUP_SIZE]; - unsigned int BufferState[I810_DEST_SETUP_SIZE]; - unsigned int TexState[2][I810_TEX_SETUP_SIZE]; - unsigned int dirty; + unsigned int ContextState[I810_CTX_SETUP_SIZE]; + unsigned int BufferState[I810_DEST_SETUP_SIZE]; + unsigned int TexState[2][I810_TEX_SETUP_SIZE]; + unsigned int dirty; unsigned int nbox; drm_clip_rect_t boxes[I810_NR_SAREA_CLIPRECTS]; @@ -179,22 +178,22 @@ typedef struct _drm_i810_sarea { * texture space, and can make informed decisions as to which * areas to kick out. There is no need to choose whether to * kick out your own texture or someone else's - simply eject - * them all in LRU order. + * them all in LRU order. */ - - drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS+1]; - /* Last elt is sentinal */ - int texAge; /* last time texture was uploaded */ - int last_enqueue; /* last time a buffer was enqueued */ + + drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS + 1]; + /* Last elt is sentinal */ + int texAge; /* last time texture was uploaded */ + int last_enqueue; /* last time a buffer was enqueued */ int last_dispatch; /* age of the most recently dispatched buffer */ - int last_quiescent; /* */ + int last_quiescent; /* */ int ctxOwner; /* last context to upload state */ int vertex_prim; - int pf_enabled; /* is pageflipping allowed? */ + int pf_enabled; /* is pageflipping allowed? */ int pf_active; - int pf_current_page; /* which buffer is being displayed? */ + int pf_current_page; /* which buffer is being displayed? */ } drm_i810_sarea_t; /* WARNING: If you change any of these defines, make sure to change the @@ -248,13 +247,13 @@ typedef struct _drm_i810_clear { * new set of cliprects. */ typedef struct _drm_i810_vertex { - int idx; /* buffer index */ + int idx; /* buffer index */ int used; /* nr bytes in use */ int discard; /* client is finished with the buffer? */ } drm_i810_vertex_t; typedef struct _drm_i810_copy_t { - int idx; /* buffer index */ + int idx; /* buffer index */ int used; /* nr bytes in use */ void *address; /* Address to copy from */ } drm_i810_copy_t; @@ -269,7 +268,6 @@ typedef struct _drm_i810_copy_t { #define PR_RECTS (0x7<<18) #define PR_MASK (0x7<<18) - typedef struct drm_i810_dma { void *virtual; int request_idx; @@ -278,17 +276,16 @@ typedef struct drm_i810_dma { } drm_i810_dma_t; typedef struct _drm_i810_overlay_t { - unsigned int offset; /* Address of the Overlay Regs */ + unsigned int offset; /* Address of the Overlay Regs */ unsigned int physical; } drm_i810_overlay_t; typedef struct _drm_i810_mc { - int idx; /* buffer index */ - int used; /* nr bytes in use */ - int num_blocks; /* number of GFXBlocks */ - int *length; /* List of lengths for GFXBlocks (FUTURE)*/ - unsigned int last_render; /* Last Render Request */ + int idx; /* buffer index */ + int used; /* nr bytes in use */ + int num_blocks; /* number of GFXBlocks */ + int *length; /* List of lengths for GFXBlocks (FUTURE) */ + unsigned int last_render; /* Last Render Request */ } drm_i810_mc_t; - -#endif /* _I810_DRM_H_ */ +#endif /* _I810_DRM_H_ */ diff --git a/linux-core/i810_drv.c b/linux-core/i810_drv.c index b42df4c1..1081d9c8 100644 --- a/linux-core/i810_drv.c +++ b/linux-core/i810_drv.c @@ -38,7 +38,7 @@ #include "drm_pciids.h" -static int postinit( struct drm_device *dev, unsigned long flags ) +static int postinit(struct drm_device *dev, unsigned long flags) { /* i810 has 4 more counters */ dev->counters += 4; @@ -46,29 +46,27 @@ static int postinit( struct drm_device *dev, unsigned long flags ) dev->types[7] = _DRM_STAT_PRIMARY; dev->types[8] = _DRM_STAT_SECONDARY; dev->types[9] = _DRM_STAT_DMA; - - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -77,25 +75,27 @@ static struct pci_device_id pciidlist[] = { }; static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_I810_INIT)] = { i810_dma_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_I810_VERTEX)] = { i810_dma_vertex, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_CLEAR)] = { i810_clear_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_FLUSH)] = { i810_flush_ioctl, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_GETAGE)] = { i810_getage, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_GETBUF)] = { i810_getbuf, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_SWAP)] = { i810_swap_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_COPY)] = { i810_copybuf, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_DOCOPY)] = { i810_docopy, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_OV0INFO)] = { i810_ov0_info, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_FSTATUS)] = { i810_fstatus, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_OV0FLIP)] = { i810_ov0_flip, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_MC)] = { i810_dma_mc, 1, 1 }, - [DRM_IOCTL_NR(DRM_I810_RSTATUS)] = { i810_rstatus, 1, 0 }, - [DRM_IOCTL_NR(DRM_I810_FLIP)] = { i810_flip_bufs, 1, 0 } + [DRM_IOCTL_NR(DRM_I810_INIT)] = {i810_dma_init, 1, 1}, + [DRM_IOCTL_NR(DRM_I810_VERTEX)] = {i810_dma_vertex, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_CLEAR)] = {i810_clear_bufs, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_FLUSH)] = {i810_flush_ioctl, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_GETAGE)] = {i810_getage, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_GETBUF)] = {i810_getbuf, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_SWAP)] = {i810_swap_bufs, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_COPY)] = {i810_copybuf, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_DOCOPY)] = {i810_docopy, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_OV0INFO)] = {i810_ov0_info, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_FSTATUS)] = {i810_fstatus, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_OV0FLIP)] = {i810_ov0_flip, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_MC)] = {i810_dma_mc, 1, 1}, + [DRM_IOCTL_NR(DRM_I810_RSTATUS)] = {i810_rstatus, 1, 0}, + [DRM_IOCTL_NR(DRM_I810_FLIP)] = {i810_flip_bufs, 1, 0} }; static struct drm_driver_fn driver_fn = { - .driver_features = DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE, + .driver_features = + DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | + DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE, .dev_priv_size = sizeof(drm_i810_buf_priv_t), .pretakedown = i810_driver_pretakedown, .release = i810_driver_release, @@ -108,13 +108,14 @@ static struct drm_driver_fn driver_fn = { .ioctls = ioctls, .num_ioctls = DRM_ARRAY_SIZE(ioctls), .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = i810_mmap_buffers, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = i810_mmap_buffers, + .fasync = drm_fasync, + } + , }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -123,10 +124,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init i810_init(void) @@ -142,6 +143,6 @@ static void __exit i810_exit(void) module_init(i810_init); module_exit(i810_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/i810_drv.h b/linux-core/i810_drv.h index d867429d..e09ffe92 100644 --- a/linux-core/i810_drv.h +++ b/linux-core/i810_drv.h @@ -56,14 +56,14 @@ #define DRIVER_PATCHLEVEL 0 typedef struct drm_i810_buf_priv { - u32 *in_use; - int my_use_idx; + u32 *in_use; + int my_use_idx; int currently_mapped; void *virtual; void *kernel_virtual; } drm_i810_buf_priv_t; -typedef struct _drm_i810_ring_buffer{ +typedef struct _drm_i810_ring_buffer { int tail_mask; unsigned long Start; unsigned long End; @@ -79,16 +79,15 @@ typedef struct drm_i810_private { drm_map_t *mmio_map; drm_i810_sarea_t *sarea_priv; - drm_i810_ring_buffer_t ring; + drm_i810_ring_buffer_t ring; - void *hw_status_page; - unsigned long counter; + void *hw_status_page; + unsigned long counter; dma_addr_t dma_status_page; drm_buf_t *mmap_buffer; - u32 front_di1, back_di1, zi1; int back_offset; @@ -97,7 +96,7 @@ typedef struct drm_i810_private { int overlay_physical; int w, h; int pitch; - int back_pitch; + int back_pitch; int depth_pitch; int do_boxes; @@ -107,24 +106,24 @@ typedef struct drm_i810_private { int page_flipping; wait_queue_head_t irq_queue; - atomic_t irq_received; - atomic_t irq_emitted; - - int front_offset; + atomic_t irq_received; + atomic_t irq_emitted; + + int front_offset; } drm_i810_private_t; /* i810_dma.c */ -extern int i810_dma_schedule(drm_device_t *dev, int locked); -extern int i810_getbuf(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int i810_dma_init(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int i810_dma_cleanup(drm_device_t *dev); -extern int i810_flush_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int i810_dma_schedule(drm_device_t * dev, int locked); +extern int i810_getbuf(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_dma_init(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i810_dma_cleanup(drm_device_t * dev); +extern int i810_flush_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); extern void i810_reclaim_buffers(struct file *filp); -extern int i810_getage(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int i810_getage(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); extern int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma); /* Obsolete: @@ -139,32 +138,31 @@ extern int i810_docopy(struct inode *inode, struct file *filp, extern int i810_rstatus(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); extern int i810_ov0_info(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i810_fstatus(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); extern int i810_ov0_flip(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i810_dma_mc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - + unsigned int cmd, unsigned long arg); -extern void i810_dma_quiescent(drm_device_t *dev); +extern void i810_dma_quiescent(drm_device_t * dev); extern int i810_dma_vertex(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i810_swap_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i810_clear_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i810_flip_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); -extern int i810_driver_dma_quiescent(drm_device_t *dev); -extern void i810_driver_release(drm_device_t *dev, struct file *filp); -extern void i810_driver_pretakedown(drm_device_t *dev); +extern int i810_driver_dma_quiescent(drm_device_t * dev); +extern void i810_driver_release(drm_device_t * dev, struct file *filp); +extern void i810_driver_pretakedown(drm_device_t * dev); #define I810_BASE(reg) ((unsigned long) \ dev_priv->mmio_map->handle) @@ -214,7 +212,6 @@ extern void i810_driver_pretakedown(drm_device_t *dev); #define INST_OP_FLUSH 0x02000000 #define INST_FLUSH_MAP_CACHE 0x00000001 - #define BB1_START_ADDR_MASK (~0x7) #define BB1_PROTECTED (1<<0) #define BB1_UNPROTECTED (0<<0) @@ -273,8 +270,8 @@ extern void i810_driver_pretakedown(drm_device_t *dev); #define BR00_OP_SRC_COPY_BLT 0x10C00000 #define BR13_SOLID_PATTERN 0x80000000 -#define WAIT_FOR_PLANE_A_SCANLINES (1<<1) -#define WAIT_FOR_PLANE_A_FLIP (1<<2) +#define WAIT_FOR_PLANE_A_SCANLINES (1<<1) +#define WAIT_FOR_PLANE_A_FLIP (1<<2) #define WAIT_FOR_VBLANK (1<<3) #endif diff --git a/linux-core/i830_dma.c b/linux-core/i830_dma.c index 835f675e..f7f136e4 100644 --- a/linux-core/i830_dma.c +++ b/linux-core/i830_dma.c @@ -11,11 +11,11 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL @@ -31,14 +31,15 @@ * */ +#include <linux/interrupt.h> /* For task queue support */ +#include <linux/pagemap.h> /* For FASTCALL on unlock_page() */ +#include <linux/delay.h> +#include <asm/uaccess.h> + #include "drmP.h" #include "drm.h" #include "i830_drm.h" #include "i830_drv.h" -#include <linux/interrupt.h> /* For task queue support */ -#include <linux/pagemap.h> /* For FASTCALL on unlock_page() */ -#include <linux/delay.h> -#include <asm/uaccess.h> #ifdef DO_MUNMAP_4_ARGS #define DO_MUNMAP(m, a, l) do_munmap(m, a, l, 1) @@ -53,108 +54,109 @@ #define I830_BUF_UNMAPPED 0 #define I830_BUF_MAPPED 1 -static inline void i830_print_status_page(drm_device_t *dev) +static inline void i830_print_status_page(drm_device_t * dev) { - drm_device_dma_t *dma = dev->dma; - drm_i830_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_i830_private_t *dev_priv = dev->dev_private; u32 *temp = dev_priv->hw_status_page; - int i; + int i; - DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]); - DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]); - DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]); - DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]); - DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]); - for(i = 9; i < dma->buf_count + 9; i++) { - DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 9, temp[i]); + DRM_DEBUG("hw_status: Interrupt Status : %x\n", temp[0]); + DRM_DEBUG("hw_status: LpRing Head ptr : %x\n", temp[1]); + DRM_DEBUG("hw_status: IRing Head ptr : %x\n", temp[2]); + DRM_DEBUG("hw_status: Reserved : %x\n", temp[3]); + DRM_DEBUG("hw_status: Driver Counter : %d\n", temp[5]); + for (i = 9; i < dma->buf_count + 9; i++) { + DRM_DEBUG("buffer status idx : %d used: %d\n", i - 9, temp[i]); } } -static drm_buf_t *i830_freelist_get(drm_device_t *dev) +static drm_buf_t *i830_freelist_get(drm_device_t * dev) { - drm_device_dma_t *dma = dev->dma; - int i; - int used; - + drm_device_dma_t *dma = dev->dma; + int i; + int used; + /* Linear search might not be the best solution */ - for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i830_buf_priv_t *buf_priv = buf->dev_private; + for (i = 0; i < dma->buf_count; i++) { + drm_buf_t *buf = dma->buflist[i]; + drm_i830_buf_priv_t *buf_priv = buf->dev_private; /* In use is already a pointer */ - used = cmpxchg(buf_priv->in_use, I830_BUF_FREE, + used = cmpxchg(buf_priv->in_use, I830_BUF_FREE, I830_BUF_CLIENT); - if(used == I830_BUF_FREE) { + if (used == I830_BUF_FREE) { return buf; } } - return NULL; + return NULL; } /* This should only be called if the buffer is not sent to the hardware * yet, the hardware updates in use for us once its on the ring buffer. */ -static int i830_freelist_put(drm_device_t *dev, drm_buf_t *buf) +static int i830_freelist_put(drm_device_t * dev, drm_buf_t * buf) { - drm_i830_buf_priv_t *buf_priv = buf->dev_private; - int used; - - /* In use is already a pointer */ - used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_FREE); - if(used != I830_BUF_CLIENT) { - DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx); - return -EINVAL; - } - - return 0; + drm_i830_buf_priv_t *buf_priv = buf->dev_private; + int used; + + /* In use is already a pointer */ + used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_FREE); + if (used != I830_BUF_CLIENT) { + DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx); + return -EINVAL; + } + + return 0; } int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev; - drm_i830_private_t *dev_priv; - drm_buf_t *buf; + drm_file_t *priv = filp->private_data; + drm_device_t *dev; + drm_i830_private_t *dev_priv; + drm_buf_t *buf; drm_i830_buf_priv_t *buf_priv; lock_kernel(); - dev = priv->dev; + dev = priv->dev; dev_priv = dev->dev_private; - buf = dev_priv->mmap_buffer; + buf = dev_priv->mmap_buffer; buf_priv = buf->dev_private; - + vma->vm_flags |= (VM_IO | VM_DONTCOPY); vma->vm_file = filp; - - buf_priv->currently_mapped = I830_BUF_MAPPED; + + buf_priv->currently_mapped = I830_BUF_MAPPED; unlock_kernel(); if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start, VM_OFFSET(vma), - vma->vm_end - vma->vm_start, - vma->vm_page_prot)) return -EAGAIN; + vma->vm_end - vma->vm_start, vma->vm_page_prot)) + return -EAGAIN; return 0; } -static int i830_map_buffer(drm_buf_t *buf, struct file *filp) +static int i830_map_buffer(drm_buf_t * buf, struct file *filp) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_i830_buf_priv_t *buf_priv = buf->dev_private; - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; unsigned long virtual; int retcode = 0; - if(buf_priv->currently_mapped == I830_BUF_MAPPED) return -EINVAL; + if (buf_priv->currently_mapped == I830_BUF_MAPPED) + return -EINVAL; - down_write( ¤t->mm->mmap_sem ); + down_write(¤t->mm->mmap_sem); dev_priv->mmap_buffer = buf; - virtual = do_mmap(filp, 0, buf->total, PROT_READ|PROT_WRITE, - MAP_SHARED, buf->bus_address); + virtual = do_mmap(filp, 0, buf->total, PROT_READ | PROT_WRITE, + MAP_SHARED, buf->bus_address); dev_priv->mmap_buffer = NULL; - if (IS_ERR((void *)virtual)) { /* ugh */ + if (IS_ERR((void *)virtual)) { /* ugh */ /* Real error */ DRM_ERROR("mmap error\n"); retcode = virtual; @@ -162,17 +164,17 @@ static int i830_map_buffer(drm_buf_t *buf, struct file *filp) } else { buf_priv->virtual = (void __user *)virtual; } - up_write( ¤t->mm->mmap_sem ); + up_write(¤t->mm->mmap_sem); return retcode; } -static int i830_unmap_buffer(drm_buf_t *buf) +static int i830_unmap_buffer(drm_buf_t * buf) { drm_i830_buf_priv_t *buf_priv = buf->dev_private; int retcode = 0; - if(buf_priv->currently_mapped != I830_BUF_MAPPED) + if (buf_priv->currently_mapped != I830_BUF_MAPPED) return -EINVAL; down_write(¤t->mm->mmap_sem); @@ -181,43 +183,43 @@ static int i830_unmap_buffer(drm_buf_t *buf) (size_t) buf->total); up_write(¤t->mm->mmap_sem); - buf_priv->currently_mapped = I830_BUF_UNMAPPED; - buf_priv->virtual = NULL; + buf_priv->currently_mapped = I830_BUF_UNMAPPED; + buf_priv->virtual = NULL; return retcode; } -static int i830_dma_get_buffer(drm_device_t *dev, drm_i830_dma_t *d, +static int i830_dma_get_buffer(drm_device_t * dev, drm_i830_dma_t * d, struct file *filp) { - drm_buf_t *buf; + drm_buf_t *buf; drm_i830_buf_priv_t *buf_priv; int retcode = 0; buf = i830_freelist_get(dev); if (!buf) { retcode = -ENOMEM; - DRM_DEBUG("retcode=%d\n", retcode); + DRM_DEBUG("retcode=%d\n", retcode); return retcode; } - + retcode = i830_map_buffer(buf, filp); - if(retcode) { + if (retcode) { i830_freelist_put(dev, buf); - DRM_ERROR("mapbuf failed, retcode %d\n", retcode); + DRM_ERROR("mapbuf failed, retcode %d\n", retcode); return retcode; } buf->filp = filp; - buf_priv = buf->dev_private; + buf_priv = buf->dev_private; d->granted = 1; - d->request_idx = buf->idx; - d->request_size = buf->total; - d->virtual = buf_priv->virtual; + d->request_idx = buf->idx; + d->request_size = buf->total; + d->virtual = buf_priv->virtual; return retcode; } -int i830_dma_cleanup(drm_device_t *dev) +int i830_dma_cleanup(drm_device_t * dev) { drm_device_dma_t *dma = dev->dma; @@ -225,147 +227,151 @@ int i830_dma_cleanup(drm_device_t *dev) * may not have been called from userspace and after dev_private * is freed, it's too late. */ - if (dev->irq_enabled) drm_irq_uninstall(dev); + if (dev->irq_enabled) + drm_irq_uninstall(dev); if (dev->dev_private) { int i; - drm_i830_private_t *dev_priv = - (drm_i830_private_t *) dev->dev_private; - - if (dev_priv->ring.virtual_start) { - drm_ioremapfree((void *) dev_priv->ring.virtual_start, - dev_priv->ring.Size, dev); + drm_i830_private_t *dev_priv = + (drm_i830_private_t *) dev->dev_private; + + if (dev_priv->ring.virtual_start) { + drm_ioremapfree((void *)dev_priv->ring.virtual_start, + dev_priv->ring.Size, dev); } - if (dev_priv->hw_status_page) { + if (dev_priv->hw_status_page) { pci_free_consistent(dev->pdev, PAGE_SIZE, dev_priv->hw_status_page, dev_priv->dma_status_page); - /* Need to rewrite hardware status page */ - I830_WRITE(0x02080, 0x1ffff000); + /* Need to rewrite hardware status page */ + I830_WRITE(0x02080, 0x1ffff000); } - drm_free(dev->dev_private, sizeof(drm_i830_private_t), + drm_free(dev->dev_private, sizeof(drm_i830_private_t), DRM_MEM_DRIVER); - dev->dev_private = NULL; + dev->dev_private = NULL; for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; + drm_buf_t *buf = dma->buflist[i]; drm_i830_buf_priv_t *buf_priv = buf->dev_private; - if ( buf_priv->kernel_virtual && buf->total ) - drm_ioremapfree(buf_priv->kernel_virtual, buf->total, dev); + if (buf_priv->kernel_virtual && buf->total) + drm_ioremapfree(buf_priv->kernel_virtual, + buf->total, dev); } } - return 0; + return 0; } -int i830_wait_ring(drm_device_t *dev, int n, const char *caller) +int i830_wait_ring(drm_device_t * dev, int n, const char *caller) { - drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_ring_buffer_t *ring = &(dev_priv->ring); - int iters = 0; - unsigned long end; + drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_ring_buffer_t *ring = &(dev_priv->ring); + int iters = 0; + unsigned long end; unsigned int last_head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - end = jiffies + (HZ*3); - while (ring->space < n) { - ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - ring->space = ring->head - (ring->tail+8); - if (ring->space < 0) ring->space += ring->Size; - + end = jiffies + (HZ * 3); + while (ring->space < n) { + ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR; + ring->space = ring->head - (ring->tail + 8); + if (ring->space < 0) + ring->space += ring->Size; + if (ring->head != last_head) { - end = jiffies + (HZ*3); + end = jiffies + (HZ * 3); last_head = ring->head; } - - iters++; - if(time_before(end, jiffies)) { - DRM_ERROR("space: %d wanted %d\n", ring->space, n); - DRM_ERROR("lockup\n"); - goto out_wait_ring; + + iters++; + if (time_before(end, jiffies)) { + DRM_ERROR("space: %d wanted %d\n", ring->space, n); + DRM_ERROR("lockup\n"); + goto out_wait_ring; } udelay(1); dev_priv->sarea_priv->perf_boxes |= I830_BOX_WAIT; } -out_wait_ring: - return iters; + out_wait_ring: + return iters; } -static void i830_kernel_lost_context(drm_device_t *dev) +static void i830_kernel_lost_context(drm_device_t * dev) { - drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_ring_buffer_t *ring = &(dev_priv->ring); - - ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - ring->tail = I830_READ(LP_RING + RING_TAIL) & TAIL_ADDR; - ring->space = ring->head - (ring->tail+8); - if (ring->space < 0) ring->space += ring->Size; + drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_ring_buffer_t *ring = &(dev_priv->ring); + + ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR; + ring->tail = I830_READ(LP_RING + RING_TAIL) & TAIL_ADDR; + ring->space = ring->head - (ring->tail + 8); + if (ring->space < 0) + ring->space += ring->Size; if (ring->head == ring->tail) dev_priv->sarea_priv->perf_boxes |= I830_BOX_RING_EMPTY; } -static int i830_freelist_init(drm_device_t *dev, drm_i830_private_t *dev_priv) +static int i830_freelist_init(drm_device_t * dev, drm_i830_private_t * dev_priv) { - drm_device_dma_t *dma = dev->dma; - int my_idx = 36; - u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx); - int i; + drm_device_dma_t *dma = dev->dma; + int my_idx = 36; + u32 *hw_status = (u32 *) (dev_priv->hw_status_page + my_idx); + int i; - if(dma->buf_count > 1019) { - /* Not enough space in the status page for the freelist */ - return -EINVAL; + if (dma->buf_count > 1019) { + /* Not enough space in the status page for the freelist */ + return -EINVAL; } - for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i830_buf_priv_t *buf_priv = buf->dev_private; + for (i = 0; i < dma->buf_count; i++) { + drm_buf_t *buf = dma->buflist[i]; + drm_i830_buf_priv_t *buf_priv = buf->dev_private; - buf_priv->in_use = hw_status++; - buf_priv->my_use_idx = my_idx; - my_idx += 4; + buf_priv->in_use = hw_status++; + buf_priv->my_use_idx = my_idx; + my_idx += 4; - *buf_priv->in_use = I830_BUF_FREE; + *buf_priv->in_use = I830_BUF_FREE; - buf_priv->kernel_virtual = drm_ioremap(buf->bus_address, - buf->total, dev); + buf_priv->kernel_virtual = drm_ioremap(buf->bus_address, + buf->total, dev); } return 0; } -static int i830_dma_initialize(drm_device_t *dev, - drm_i830_private_t *dev_priv, - drm_i830_init_t *init) +static int i830_dma_initialize(drm_device_t * dev, + drm_i830_private_t * dev_priv, + drm_i830_init_t * init) { struct list_head *list; - memset(dev_priv, 0, sizeof(drm_i830_private_t)); + memset(dev_priv, 0, sizeof(drm_i830_private_t)); list_for_each(list, &dev->maplist->head) { drm_map_list_t *r_list = list_entry(list, drm_map_list_t, head); - if( r_list->map && + if (r_list->map && r_list->map->type == _DRM_SHM && - r_list->map->flags & _DRM_CONTAINS_LOCK ) { + r_list->map->flags & _DRM_CONTAINS_LOCK) { dev_priv->sarea_map = r_list->map; - break; - } - } + break; + } + } - if(!dev_priv->sarea_map) { + if (!dev_priv->sarea_map) { dev->dev_private = (void *)dev_priv; i830_dma_cleanup(dev); DRM_ERROR("can not find sarea!\n"); return -EINVAL; } dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset); - if(!dev_priv->mmio_map) { + if (!dev_priv->mmio_map) { dev->dev_private = (void *)dev_priv; i830_dma_cleanup(dev); DRM_ERROR("can not find mmio map!\n"); return -EINVAL; } dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset); - if(!dev->agp_buffer_map) { + if (!dev->agp_buffer_map) { dev->dev_private = (void *)dev_priv; i830_dma_cleanup(dev); DRM_ERROR("can not find dma buffer map!\n"); @@ -373,27 +379,26 @@ static int i830_dma_initialize(drm_device_t *dev, } dev_priv->sarea_priv = (drm_i830_sarea_t *) - ((u8 *)dev_priv->sarea_map->handle + - init->sarea_priv_offset); + ((u8 *) dev_priv->sarea_map->handle + init->sarea_priv_offset); - dev_priv->ring.Start = init->ring_start; - dev_priv->ring.End = init->ring_end; - dev_priv->ring.Size = init->ring_size; + dev_priv->ring.Start = init->ring_start; + dev_priv->ring.End = init->ring_end; + dev_priv->ring.Size = init->ring_size; - dev_priv->ring.virtual_start = drm_ioremap(dev->agp->base + - init->ring_start, - init->ring_size, dev); + dev_priv->ring.virtual_start = drm_ioremap(dev->agp->base + + init->ring_start, + init->ring_size, dev); - if (dev_priv->ring.virtual_start == NULL) { - dev->dev_private = (void *) dev_priv; - i830_dma_cleanup(dev); - DRM_ERROR("can not ioremap virtual address for" + if (dev_priv->ring.virtual_start == NULL) { + dev->dev_private = (void *)dev_priv; + i830_dma_cleanup(dev); + DRM_ERROR("can not ioremap virtual address for" " ring buffer\n"); - return -ENOMEM; + return -ENOMEM; } - dev_priv->ring.tail_mask = dev_priv->ring.Size - 1; - + dev_priv->ring.tail_mask = dev_priv->ring.Size - 1; + dev_priv->w = init->w; dev_priv->h = init->h; dev_priv->pitch = init->pitch; @@ -405,10 +410,10 @@ static int i830_dma_initialize(drm_device_t *dev, dev_priv->back_di1 = init->back_offset | init->pitch_bits; dev_priv->zi1 = init->depth_offset | init->pitch_bits; - DRM_DEBUG("front_di1 %x\n", dev_priv->front_di1); + DRM_DEBUG("front_di1 %x\n", dev_priv->front_di1); DRM_DEBUG("back_offset %x\n", dev_priv->back_offset); - DRM_DEBUG("back_di1 %x\n", dev_priv->back_di1); - DRM_DEBUG("pitch_bits %x\n", init->pitch_bits); + DRM_DEBUG("back_di1 %x\n", dev_priv->back_di1); + DRM_DEBUG("pitch_bits %x\n", init->pitch_bits); dev_priv->cpp = init->cpp; /* We are using separate values as placeholders for mechanisms for @@ -420,63 +425,64 @@ static int i830_dma_initialize(drm_device_t *dev, dev_priv->do_boxes = 0; dev_priv->use_mi_batchbuffer_start = 0; - /* Program Hardware Status Page */ - dev_priv->hw_status_page = - pci_alloc_consistent(dev->pdev, PAGE_SIZE, - &dev_priv->dma_status_page); - if (!dev_priv->hw_status_page) { + /* Program Hardware Status Page */ + dev_priv->hw_status_page = + pci_alloc_consistent(dev->pdev, PAGE_SIZE, + &dev_priv->dma_status_page); + if (!dev_priv->hw_status_page) { dev->dev_private = (void *)dev_priv; i830_dma_cleanup(dev); DRM_ERROR("Can not allocate hardware status page\n"); return -ENOMEM; } - memset(dev_priv->hw_status_page, 0, PAGE_SIZE); + memset(dev_priv->hw_status_page, 0, PAGE_SIZE); DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); - - I830_WRITE(0x02080, dev_priv->dma_status_page); + + I830_WRITE(0x02080, dev_priv->dma_status_page); DRM_DEBUG("Enabled hardware status page\n"); - - /* Now we need to init our freelist */ - if(i830_freelist_init(dev, dev_priv) != 0) { + + /* Now we need to init our freelist */ + if (i830_freelist_init(dev, dev_priv) != 0) { dev->dev_private = (void *)dev_priv; - i830_dma_cleanup(dev); - DRM_ERROR("Not enough space in the status page for" + i830_dma_cleanup(dev); + DRM_ERROR("Not enough space in the status page for" " the freelist\n"); - return -ENOMEM; + return -ENOMEM; } dev->dev_private = (void *)dev_priv; - return 0; + return 0; } int i830_dma_init(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_i830_private_t *dev_priv; - drm_i830_init_t init; - int retcode = 0; - - if (copy_from_user(&init, (void * __user) arg, sizeof(init))) + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i830_private_t *dev_priv; + drm_i830_init_t init; + int retcode = 0; + + if (copy_from_user(&init, (void *__user)arg, sizeof(init))) return -EFAULT; - - switch(init.func) { - case I830_INIT_DMA: - dev_priv = drm_alloc(sizeof(drm_i830_private_t), - DRM_MEM_DRIVER); - if(dev_priv == NULL) return -ENOMEM; - retcode = i830_dma_initialize(dev, dev_priv, &init); - break; - case I830_CLEANUP_DMA: - retcode = i830_dma_cleanup(dev); - break; - default: - retcode = -EINVAL; - break; - } - - return retcode; + + switch (init.func) { + case I830_INIT_DMA: + dev_priv = drm_alloc(sizeof(drm_i830_private_t), + DRM_MEM_DRIVER); + if (dev_priv == NULL) + return -ENOMEM; + retcode = i830_dma_initialize(dev, dev_priv, &init); + break; + case I830_CLEANUP_DMA: + retcode = i830_dma_cleanup(dev); + break; + default: + retcode = -EINVAL; + break; + } + + return retcode; } #define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16)) @@ -486,92 +492,89 @@ int i830_dma_init(struct inode *inode, struct file *filp, /* Most efficient way to verify state for the i830 is as it is * emitted. Non-conformant state is silently dropped. */ -static void i830EmitContextVerified( drm_device_t *dev, - unsigned int *code ) +static void i830EmitContextVerified(drm_device_t * dev, unsigned int *code) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; int i, j = 0; unsigned int tmp; RING_LOCALS; - BEGIN_LP_RING( I830_CTX_SETUP_SIZE + 4 ); + BEGIN_LP_RING(I830_CTX_SETUP_SIZE + 4); - for ( i = 0 ; i < I830_CTXREG_BLENDCOLR0 ; i++ ) { + for (i = 0; i < I830_CTXREG_BLENDCOLR0; i++) { tmp = code[i]; - if ((tmp & (7<<29)) == CMD_3D && - (tmp & (0x1f<<24)) < (0x1d<<24)) { - OUT_RING( tmp ); + if ((tmp & (7 << 29)) == CMD_3D && + (tmp & (0x1f << 24)) < (0x1d << 24)) { + OUT_RING(tmp); j++; } else { DRM_ERROR("Skipping %d\n", i); } } - OUT_RING( STATE3D_CONST_BLEND_COLOR_CMD ); - OUT_RING( code[I830_CTXREG_BLENDCOLR] ); + OUT_RING(STATE3D_CONST_BLEND_COLOR_CMD); + OUT_RING(code[I830_CTXREG_BLENDCOLR]); j += 2; - for ( i = I830_CTXREG_VF ; i < I830_CTXREG_MCSB0 ; i++ ) { + for (i = I830_CTXREG_VF; i < I830_CTXREG_MCSB0; i++) { tmp = code[i]; - if ((tmp & (7<<29)) == CMD_3D && - (tmp & (0x1f<<24)) < (0x1d<<24)) { - OUT_RING( tmp ); + if ((tmp & (7 << 29)) == CMD_3D && + (tmp & (0x1f << 24)) < (0x1d << 24)) { + OUT_RING(tmp); j++; } else { DRM_ERROR("Skipping %d\n", i); } } - OUT_RING( STATE3D_MAP_COORD_SETBIND_CMD ); - OUT_RING( code[I830_CTXREG_MCSB1] ); + OUT_RING(STATE3D_MAP_COORD_SETBIND_CMD); + OUT_RING(code[I830_CTXREG_MCSB1]); j += 2; - if (j & 1) - OUT_RING( 0 ); + if (j & 1) + OUT_RING(0); ADVANCE_LP_RING(); } -static void i830EmitTexVerified( drm_device_t *dev, unsigned int *code ) +static void i830EmitTexVerified(drm_device_t * dev, unsigned int *code) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; int i, j = 0; unsigned int tmp; RING_LOCALS; if (code[I830_TEXREG_MI0] == GFX_OP_MAP_INFO || - (code[I830_TEXREG_MI0] & ~(0xf*LOAD_TEXTURE_MAP0)) == - (STATE3D_LOAD_STATE_IMMEDIATE_2|4)) { - - BEGIN_LP_RING( I830_TEX_SETUP_SIZE ); - - OUT_RING( code[I830_TEXREG_MI0] ); /* TM0LI */ - OUT_RING( code[I830_TEXREG_MI1] ); /* TM0S0 */ - OUT_RING( code[I830_TEXREG_MI2] ); /* TM0S1 */ - OUT_RING( code[I830_TEXREG_MI3] ); /* TM0S2 */ - OUT_RING( code[I830_TEXREG_MI4] ); /* TM0S3 */ - OUT_RING( code[I830_TEXREG_MI5] ); /* TM0S4 */ - - for ( i = 6 ; i < I830_TEX_SETUP_SIZE ; i++ ) { + (code[I830_TEXREG_MI0] & ~(0xf * LOAD_TEXTURE_MAP0)) == + (STATE3D_LOAD_STATE_IMMEDIATE_2 | 4)) { + + BEGIN_LP_RING(I830_TEX_SETUP_SIZE); + + OUT_RING(code[I830_TEXREG_MI0]); /* TM0LI */ + OUT_RING(code[I830_TEXREG_MI1]); /* TM0S0 */ + OUT_RING(code[I830_TEXREG_MI2]); /* TM0S1 */ + OUT_RING(code[I830_TEXREG_MI3]); /* TM0S2 */ + OUT_RING(code[I830_TEXREG_MI4]); /* TM0S3 */ + OUT_RING(code[I830_TEXREG_MI5]); /* TM0S4 */ + + for (i = 6; i < I830_TEX_SETUP_SIZE; i++) { tmp = code[i]; - OUT_RING( tmp ); + OUT_RING(tmp); j++; - } + } - if (j & 1) - OUT_RING( 0 ); + if (j & 1) + OUT_RING(0); ADVANCE_LP_RING(); - } - else + } else printk("rejected packet %x\n", code[0]); } -static void i830EmitTexBlendVerified( drm_device_t *dev, - unsigned int *code, - unsigned int num) +static void i830EmitTexBlendVerified(drm_device_t * dev, + unsigned int *code, unsigned int num) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; int i, j = 0; unsigned int tmp; RING_LOCALS; @@ -579,59 +582,54 @@ static void i830EmitTexBlendVerified( drm_device_t *dev, if (!num) return; - BEGIN_LP_RING( num + 1 ); + BEGIN_LP_RING(num + 1); - for ( i = 0 ; i < num ; i++ ) { + for (i = 0; i < num; i++) { tmp = code[i]; - OUT_RING( tmp ); + OUT_RING(tmp); j++; } - if (j & 1) - OUT_RING( 0 ); + if (j & 1) + OUT_RING(0); ADVANCE_LP_RING(); } -static void i830EmitTexPalette( drm_device_t *dev, - unsigned int *palette, - int number, - int is_shared ) +static void i830EmitTexPalette(drm_device_t * dev, + unsigned int *palette, int number, int is_shared) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; int i; RING_LOCALS; return; - BEGIN_LP_RING( 258 ); + BEGIN_LP_RING(258); - if(is_shared == 1) { + if (is_shared == 1) { OUT_RING(CMD_OP_MAP_PALETTE_LOAD | - MAP_PALETTE_NUM(0) | - MAP_PALETTE_BOTH); + MAP_PALETTE_NUM(0) | MAP_PALETTE_BOTH); } else { OUT_RING(CMD_OP_MAP_PALETTE_LOAD | MAP_PALETTE_NUM(number)); } - for(i = 0; i < 256; i++) { + for (i = 0; i < 256; i++) { OUT_RING(palette[i]); } OUT_RING(0); - /* KW: WHERE IS THE ADVANCE_LP_RING? This is effectively a noop! + /* KW: WHERE IS THE ADVANCE_LP_RING? This is effectively a noop! */ } /* Need to do some additional checking when setting the dest buffer. */ -static void i830EmitDestVerified( drm_device_t *dev, - unsigned int *code ) -{ - drm_i830_private_t *dev_priv = dev->dev_private; +static void i830EmitDestVerified(drm_device_t * dev, unsigned int *code) +{ + drm_i830_private_t *dev_priv = dev->dev_private; unsigned int tmp; RING_LOCALS; - BEGIN_LP_RING( I830_DEST_SETUP_SIZE + 10 ); - + BEGIN_LP_RING(I830_DEST_SETUP_SIZE + 10); tmp = code[I830_DESTREG_CBUFADDR]; if (tmp == dev_priv->front_di1 || tmp == dev_priv->back_di1) { @@ -640,18 +638,18 @@ static void i830EmitDestVerified( drm_device_t *dev, OUT_RING(0); } - OUT_RING( CMD_OP_DESTBUFFER_INFO ); - OUT_RING( BUF_3D_ID_COLOR_BACK | - BUF_3D_PITCH(dev_priv->back_pitch * dev_priv->cpp) | - BUF_3D_USE_FENCE); - OUT_RING( tmp ); - OUT_RING( 0 ); - - OUT_RING( CMD_OP_DESTBUFFER_INFO ); - OUT_RING( BUF_3D_ID_DEPTH | BUF_3D_USE_FENCE | - BUF_3D_PITCH(dev_priv->depth_pitch * dev_priv->cpp)); - OUT_RING( dev_priv->zi1 ); - OUT_RING( 0 ); + OUT_RING(CMD_OP_DESTBUFFER_INFO); + OUT_RING(BUF_3D_ID_COLOR_BACK | + BUF_3D_PITCH(dev_priv->back_pitch * dev_priv->cpp) | + BUF_3D_USE_FENCE); + OUT_RING(tmp); + OUT_RING(0); + + OUT_RING(CMD_OP_DESTBUFFER_INFO); + OUT_RING(BUF_3D_ID_DEPTH | BUF_3D_USE_FENCE | + BUF_3D_PITCH(dev_priv->depth_pitch * dev_priv->cpp)); + OUT_RING(dev_priv->zi1); + OUT_RING(0); } else { DRM_ERROR("bad di1 %x (allow %x or %x)\n", tmp, dev_priv->front_di1, dev_priv->back_di1); @@ -660,83 +658,80 @@ static void i830EmitDestVerified( drm_device_t *dev, /* invarient: */ + OUT_RING(GFX_OP_DESTBUFFER_VARS); + OUT_RING(code[I830_DESTREG_DV1]); - OUT_RING( GFX_OP_DESTBUFFER_VARS ); - OUT_RING( code[I830_DESTREG_DV1] ); - - OUT_RING( GFX_OP_DRAWRECT_INFO ); - OUT_RING( code[I830_DESTREG_DR1] ); - OUT_RING( code[I830_DESTREG_DR2] ); - OUT_RING( code[I830_DESTREG_DR3] ); - OUT_RING( code[I830_DESTREG_DR4] ); + OUT_RING(GFX_OP_DRAWRECT_INFO); + OUT_RING(code[I830_DESTREG_DR1]); + OUT_RING(code[I830_DESTREG_DR2]); + OUT_RING(code[I830_DESTREG_DR3]); + OUT_RING(code[I830_DESTREG_DR4]); /* Need to verify this */ tmp = code[I830_DESTREG_SENABLE]; - if((tmp & ~0x3) == GFX_OP_SCISSOR_ENABLE) { - OUT_RING( tmp ); + if ((tmp & ~0x3) == GFX_OP_SCISSOR_ENABLE) { + OUT_RING(tmp); } else { DRM_ERROR("bad scissor enable\n"); - OUT_RING( 0 ); + OUT_RING(0); } - OUT_RING( GFX_OP_SCISSOR_RECT ); - OUT_RING( code[I830_DESTREG_SR1] ); - OUT_RING( code[I830_DESTREG_SR2] ); - OUT_RING( 0 ); + OUT_RING(GFX_OP_SCISSOR_RECT); + OUT_RING(code[I830_DESTREG_SR1]); + OUT_RING(code[I830_DESTREG_SR2]); + OUT_RING(0); ADVANCE_LP_RING(); } -static void i830EmitStippleVerified( drm_device_t *dev, - unsigned int *code ) +static void i830EmitStippleVerified(drm_device_t * dev, unsigned int *code) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; RING_LOCALS; - BEGIN_LP_RING( 2 ); - OUT_RING( GFX_OP_STIPPLE ); - OUT_RING( code[1] ); - ADVANCE_LP_RING(); + BEGIN_LP_RING(2); + OUT_RING(GFX_OP_STIPPLE); + OUT_RING(code[1]); + ADVANCE_LP_RING(); } - -static void i830EmitState( drm_device_t *dev ) +static void i830EmitState(drm_device_t * dev) { - drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; unsigned int dirty = sarea_priv->dirty; DRM_DEBUG("%s %x\n", __FUNCTION__, dirty); if (dirty & I830_UPLOAD_BUFFERS) { - i830EmitDestVerified( dev, sarea_priv->BufferState ); + i830EmitDestVerified(dev, sarea_priv->BufferState); sarea_priv->dirty &= ~I830_UPLOAD_BUFFERS; } if (dirty & I830_UPLOAD_CTX) { - i830EmitContextVerified( dev, sarea_priv->ContextState ); + i830EmitContextVerified(dev, sarea_priv->ContextState); sarea_priv->dirty &= ~I830_UPLOAD_CTX; } if (dirty & I830_UPLOAD_TEX0) { - i830EmitTexVerified( dev, sarea_priv->TexState[0] ); + i830EmitTexVerified(dev, sarea_priv->TexState[0]); sarea_priv->dirty &= ~I830_UPLOAD_TEX0; } if (dirty & I830_UPLOAD_TEX1) { - i830EmitTexVerified( dev, sarea_priv->TexState[1] ); + i830EmitTexVerified(dev, sarea_priv->TexState[1]); sarea_priv->dirty &= ~I830_UPLOAD_TEX1; } if (dirty & I830_UPLOAD_TEXBLEND0) { - i830EmitTexBlendVerified( dev, sarea_priv->TexBlendState[0], - sarea_priv->TexBlendStateWordsUsed[0]); + i830EmitTexBlendVerified(dev, sarea_priv->TexBlendState[0], + sarea_priv->TexBlendStateWordsUsed[0]); sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND0; } if (dirty & I830_UPLOAD_TEXBLEND1) { - i830EmitTexBlendVerified( dev, sarea_priv->TexBlendState[1], - sarea_priv->TexBlendStateWordsUsed[1]); + i830EmitTexBlendVerified(dev, sarea_priv->TexBlendState[1], + sarea_priv->TexBlendStateWordsUsed[1]); sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND1; } @@ -769,36 +764,32 @@ static void i830EmitState( drm_device_t *dev ) /* 1.3: */ if (dirty & I830_UPLOAD_STIPPLE) { - i830EmitStippleVerified( dev, - sarea_priv->StippleState); + i830EmitStippleVerified(dev, sarea_priv->StippleState); sarea_priv->dirty &= ~I830_UPLOAD_STIPPLE; } if (dirty & I830_UPLOAD_TEX2) { - i830EmitTexVerified( dev, sarea_priv->TexState2 ); + i830EmitTexVerified(dev, sarea_priv->TexState2); sarea_priv->dirty &= ~I830_UPLOAD_TEX2; } if (dirty & I830_UPLOAD_TEX3) { - i830EmitTexVerified( dev, sarea_priv->TexState3 ); + i830EmitTexVerified(dev, sarea_priv->TexState3); sarea_priv->dirty &= ~I830_UPLOAD_TEX3; } - if (dirty & I830_UPLOAD_TEXBLEND2) { - i830EmitTexBlendVerified( - dev, - sarea_priv->TexBlendState2, - sarea_priv->TexBlendStateWordsUsed2); + i830EmitTexBlendVerified(dev, + sarea_priv->TexBlendState2, + sarea_priv->TexBlendStateWordsUsed2); sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND2; } if (dirty & I830_UPLOAD_TEXBLEND3) { - i830EmitTexBlendVerified( - dev, - sarea_priv->TexBlendState3, - sarea_priv->TexBlendStateWordsUsed3); + i830EmitTexBlendVerified(dev, + sarea_priv->TexBlendState3, + sarea_priv->TexBlendStateWordsUsed3); sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND3; } } @@ -807,97 +798,96 @@ static void i830EmitState( drm_device_t *dev ) * Performance monitoring functions */ -static void i830_fill_box( drm_device_t *dev, - int x, int y, int w, int h, - int r, int g, int b ) +static void i830_fill_box(drm_device_t * dev, + int x, int y, int w, int h, int r, int g, int b) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; u32 color; unsigned int BR13, CMD; RING_LOCALS; - BR13 = (0xF0 << 16) | (dev_priv->pitch * dev_priv->cpp) | (1<<24); + BR13 = (0xF0 << 16) | (dev_priv->pitch * dev_priv->cpp) | (1 << 24); CMD = XY_COLOR_BLT_CMD; x += dev_priv->sarea_priv->boxes[0].x1; y += dev_priv->sarea_priv->boxes[0].y1; if (dev_priv->cpp == 4) { - BR13 |= (1<<25); + BR13 |= (1 << 25); CMD |= (XY_COLOR_BLT_WRITE_ALPHA | XY_COLOR_BLT_WRITE_RGB); - color = (((0xff) << 24) | (r << 16) | (g << 8) | b); + color = (((0xff) << 24) | (r << 16) | (g << 8) | b); } else { color = (((r & 0xf8) << 8) | - ((g & 0xfc) << 3) | - ((b & 0xf8) >> 3)); + ((g & 0xfc) << 3) | ((b & 0xf8) >> 3)); } - BEGIN_LP_RING( 6 ); - OUT_RING( CMD ); - OUT_RING( BR13 ); - OUT_RING( (y << 16) | x ); - OUT_RING( ((y+h) << 16) | (x+w) ); + BEGIN_LP_RING(6); + OUT_RING(CMD); + OUT_RING(BR13); + OUT_RING((y << 16) | x); + OUT_RING(((y + h) << 16) | (x + w)); - if ( dev_priv->current_page == 1 ) { - OUT_RING( dev_priv->front_offset ); - } else { - OUT_RING( dev_priv->back_offset ); - } + if (dev_priv->current_page == 1) { + OUT_RING(dev_priv->front_offset); + } else { + OUT_RING(dev_priv->back_offset); + } - OUT_RING( color ); + OUT_RING(color); ADVANCE_LP_RING(); } -static void i830_cp_performance_boxes( drm_device_t *dev ) +static void i830_cp_performance_boxes(drm_device_t * dev) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; /* Purple box for page flipping */ - if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_FLIP ) - i830_fill_box( dev, 4, 4, 8, 8, 255, 0, 255 ); + if (dev_priv->sarea_priv->perf_boxes & I830_BOX_FLIP) + i830_fill_box(dev, 4, 4, 8, 8, 255, 0, 255); /* Red box if we have to wait for idle at any point */ - if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_WAIT ) - i830_fill_box( dev, 16, 4, 8, 8, 255, 0, 0 ); + if (dev_priv->sarea_priv->perf_boxes & I830_BOX_WAIT) + i830_fill_box(dev, 16, 4, 8, 8, 255, 0, 0); /* Blue box: lost context? */ - if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_LOST_CONTEXT ) - i830_fill_box( dev, 28, 4, 8, 8, 0, 0, 255 ); + if (dev_priv->sarea_priv->perf_boxes & I830_BOX_LOST_CONTEXT) + i830_fill_box(dev, 28, 4, 8, 8, 0, 0, 255); /* Yellow box for texture swaps */ - if ( dev_priv->sarea_priv->perf_boxes & I830_BOX_TEXTURE_LOAD ) - i830_fill_box( dev, 40, 4, 8, 8, 255, 255, 0 ); + if (dev_priv->sarea_priv->perf_boxes & I830_BOX_TEXTURE_LOAD) + i830_fill_box(dev, 40, 4, 8, 8, 255, 255, 0); /* Green box if hardware never idles (as far as we can tell) */ - if ( !(dev_priv->sarea_priv->perf_boxes & I830_BOX_RING_EMPTY) ) - i830_fill_box( dev, 64, 4, 8, 8, 0, 255, 0 ); + if (!(dev_priv->sarea_priv->perf_boxes & I830_BOX_RING_EMPTY)) + i830_fill_box(dev, 64, 4, 8, 8, 0, 255, 0); - - /* Draw bars indicating number of buffers allocated + /* Draw bars indicating number of buffers allocated * (not a great measure, easily confused) */ if (dev_priv->dma_used) { int bar = dev_priv->dma_used / 10240; - if (bar > 100) bar = 100; - if (bar < 1) bar = 1; - i830_fill_box( dev, 4, 16, bar, 4, 196, 128, 128 ); + if (bar > 100) + bar = 100; + if (bar < 1) + bar = 1; + i830_fill_box(dev, 4, 16, bar, 4, 196, 128, 128); dev_priv->dma_used = 0; } dev_priv->sarea_priv->perf_boxes = 0; } -static void i830_dma_dispatch_clear( drm_device_t *dev, int flags, +static void i830_dma_dispatch_clear(drm_device_t * dev, int flags, unsigned int clear_color, unsigned int clear_zval, unsigned int clear_depthmask) { - drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; int nbox = sarea_priv->nbox; drm_clip_rect_t *pbox = sarea_priv->boxes; int pitch = dev_priv->pitch; @@ -906,90 +896,90 @@ static void i830_dma_dispatch_clear( drm_device_t *dev, int flags, unsigned int BR13, CMD, D_CMD; RING_LOCALS; - - if ( dev_priv->current_page == 1 ) { + if (dev_priv->current_page == 1) { unsigned int tmp = flags; flags &= ~(I830_FRONT | I830_BACK); - if ( tmp & I830_FRONT ) flags |= I830_BACK; - if ( tmp & I830_BACK ) flags |= I830_FRONT; + if (tmp & I830_FRONT) + flags |= I830_BACK; + if (tmp & I830_BACK) + flags |= I830_FRONT; } - i830_kernel_lost_context(dev); + i830_kernel_lost_context(dev); - switch(cpp) { - case 2: - BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24); + switch (cpp) { + case 2: + BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24); D_CMD = CMD = XY_COLOR_BLT_CMD; break; case 4: - BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24) | (1<<25); - CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA | + BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24) | (1 << 25); + CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA | XY_COLOR_BLT_WRITE_RGB); D_CMD = XY_COLOR_BLT_CMD; - if(clear_depthmask & 0x00ffffff) + if (clear_depthmask & 0x00ffffff) D_CMD |= XY_COLOR_BLT_WRITE_RGB; - if(clear_depthmask & 0xff000000) + if (clear_depthmask & 0xff000000) D_CMD |= XY_COLOR_BLT_WRITE_ALPHA; break; default: - BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24); + BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24); D_CMD = CMD = XY_COLOR_BLT_CMD; break; } - if (nbox > I830_NR_SAREA_CLIPRECTS) - nbox = I830_NR_SAREA_CLIPRECTS; + if (nbox > I830_NR_SAREA_CLIPRECTS) + nbox = I830_NR_SAREA_CLIPRECTS; - for (i = 0 ; i < nbox ; i++, pbox++) { + for (i = 0; i < nbox; i++, pbox++) { if (pbox->x1 > pbox->x2 || pbox->y1 > pbox->y2 || - pbox->x2 > dev_priv->w || - pbox->y2 > dev_priv->h) + pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h) continue; - if ( flags & I830_FRONT ) { - DRM_DEBUG("clear front\n"); - BEGIN_LP_RING( 6 ); - OUT_RING( CMD ); - OUT_RING( BR13 ); - OUT_RING( (pbox->y1 << 16) | pbox->x1 ); - OUT_RING( (pbox->y2 << 16) | pbox->x2 ); - OUT_RING( dev_priv->front_offset ); - OUT_RING( clear_color ); + if (flags & I830_FRONT) { + DRM_DEBUG("clear front\n"); + BEGIN_LP_RING(6); + OUT_RING(CMD); + OUT_RING(BR13); + OUT_RING((pbox->y1 << 16) | pbox->x1); + OUT_RING((pbox->y2 << 16) | pbox->x2); + OUT_RING(dev_priv->front_offset); + OUT_RING(clear_color); ADVANCE_LP_RING(); } - if ( flags & I830_BACK ) { + if (flags & I830_BACK) { DRM_DEBUG("clear back\n"); - BEGIN_LP_RING( 6 ); - OUT_RING( CMD ); - OUT_RING( BR13 ); - OUT_RING( (pbox->y1 << 16) | pbox->x1 ); - OUT_RING( (pbox->y2 << 16) | pbox->x2 ); - OUT_RING( dev_priv->back_offset ); - OUT_RING( clear_color ); + BEGIN_LP_RING(6); + OUT_RING(CMD); + OUT_RING(BR13); + OUT_RING((pbox->y1 << 16) | pbox->x1); + OUT_RING((pbox->y2 << 16) | pbox->x2); + OUT_RING(dev_priv->back_offset); + OUT_RING(clear_color); ADVANCE_LP_RING(); } - if ( flags & I830_DEPTH ) { + if (flags & I830_DEPTH) { DRM_DEBUG("clear depth\n"); - BEGIN_LP_RING( 6 ); - OUT_RING( D_CMD ); - OUT_RING( BR13 ); - OUT_RING( (pbox->y1 << 16) | pbox->x1 ); - OUT_RING( (pbox->y2 << 16) | pbox->x2 ); - OUT_RING( dev_priv->depth_offset ); - OUT_RING( clear_zval ); + BEGIN_LP_RING(6); + OUT_RING(D_CMD); + OUT_RING(BR13); + OUT_RING((pbox->y1 << 16) | pbox->x1); + OUT_RING((pbox->y2 << 16) | pbox->x2); + OUT_RING(dev_priv->depth_offset); + OUT_RING(clear_zval); ADVANCE_LP_RING(); } } } -static void i830_dma_dispatch_swap( drm_device_t *dev ) +static void i830_dma_dispatch_swap(drm_device_t * dev) { - drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; int nbox = sarea_priv->nbox; drm_clip_rect_t *pbox = sarea_priv->boxes; int pitch = dev_priv->pitch; @@ -1000,202 +990,192 @@ static void i830_dma_dispatch_swap( drm_device_t *dev ) DRM_DEBUG("swapbuffers\n"); - i830_kernel_lost_context(dev); + i830_kernel_lost_context(dev); if (dev_priv->do_boxes) - i830_cp_performance_boxes( dev ); + i830_cp_performance_boxes(dev); - switch(cpp) { - case 2: - BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24); + switch (cpp) { + case 2: + BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24); CMD = XY_SRC_COPY_BLT_CMD; break; case 4: - BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24) | (1<<25); + BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24) | (1 << 25); CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA | XY_SRC_COPY_BLT_WRITE_RGB); break; default: - BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24); + BR13 = (pitch * cpp) | (0xCC << 16) | (1 << 24); CMD = XY_SRC_COPY_BLT_CMD; break; } + if (nbox > I830_NR_SAREA_CLIPRECTS) + nbox = I830_NR_SAREA_CLIPRECTS; - if (nbox > I830_NR_SAREA_CLIPRECTS) - nbox = I830_NR_SAREA_CLIPRECTS; - - for (i = 0 ; i < nbox; i++, pbox++) - { + for (i = 0; i < nbox; i++, pbox++) { if (pbox->x1 > pbox->x2 || pbox->y1 > pbox->y2 || - pbox->x2 > dev_priv->w || - pbox->y2 > dev_priv->h) + pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h) continue; - + DRM_DEBUG("dispatch swap %d,%d-%d,%d!\n", - pbox->x1, pbox->y1, - pbox->x2, pbox->y2); + pbox->x1, pbox->y1, pbox->x2, pbox->y2); - BEGIN_LP_RING( 8 ); - OUT_RING( CMD ); - OUT_RING( BR13 ); - OUT_RING( (pbox->y1 << 16) | pbox->x1 ); - OUT_RING( (pbox->y2 << 16) | pbox->x2 ); + BEGIN_LP_RING(8); + OUT_RING(CMD); + OUT_RING(BR13); + OUT_RING((pbox->y1 << 16) | pbox->x1); + OUT_RING((pbox->y2 << 16) | pbox->x2); - if (dev_priv->current_page == 0) - OUT_RING( dev_priv->front_offset ); + if (dev_priv->current_page == 0) + OUT_RING(dev_priv->front_offset); else - OUT_RING( dev_priv->back_offset ); + OUT_RING(dev_priv->back_offset); - OUT_RING( (pbox->y1 << 16) | pbox->x1 ); - OUT_RING( BR13 & 0xffff ); + OUT_RING((pbox->y1 << 16) | pbox->x1); + OUT_RING(BR13 & 0xffff); - if (dev_priv->current_page == 0) - OUT_RING( dev_priv->back_offset ); + if (dev_priv->current_page == 0) + OUT_RING(dev_priv->back_offset); else - OUT_RING( dev_priv->front_offset ); + OUT_RING(dev_priv->front_offset); ADVANCE_LP_RING(); } } -static void i830_dma_dispatch_flip( drm_device_t *dev ) +static void i830_dma_dispatch_flip(drm_device_t * dev) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; RING_LOCALS; - DRM_DEBUG( "%s: page=%d pfCurrentPage=%d\n", - __FUNCTION__, - dev_priv->current_page, - dev_priv->sarea_priv->pf_current_page); + DRM_DEBUG("%s: page=%d pfCurrentPage=%d\n", + __FUNCTION__, + dev_priv->current_page, + dev_priv->sarea_priv->pf_current_page); - i830_kernel_lost_context(dev); + i830_kernel_lost_context(dev); if (dev_priv->do_boxes) { dev_priv->sarea_priv->perf_boxes |= I830_BOX_FLIP; - i830_cp_performance_boxes( dev ); + i830_cp_performance_boxes(dev); } - - BEGIN_LP_RING( 2 ); - OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); - OUT_RING( 0 ); + BEGIN_LP_RING(2); + OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE); + OUT_RING(0); ADVANCE_LP_RING(); - BEGIN_LP_RING( 6 ); - OUT_RING( CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP ); - OUT_RING( 0 ); - if ( dev_priv->current_page == 0 ) { - OUT_RING( dev_priv->back_offset ); + BEGIN_LP_RING(6); + OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP); + OUT_RING(0); + if (dev_priv->current_page == 0) { + OUT_RING(dev_priv->back_offset); dev_priv->current_page = 1; } else { - OUT_RING( dev_priv->front_offset ); + OUT_RING(dev_priv->front_offset); dev_priv->current_page = 0; } OUT_RING(0); ADVANCE_LP_RING(); - - BEGIN_LP_RING( 2 ); - OUT_RING( MI_WAIT_FOR_EVENT | - MI_WAIT_FOR_PLANE_A_FLIP ); - OUT_RING( 0 ); + BEGIN_LP_RING(2); + OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_A_FLIP); + OUT_RING(0); ADVANCE_LP_RING(); - dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; } -static void i830_dma_dispatch_vertex(drm_device_t *dev, - drm_buf_t *buf, - int discard, - int used) +static void i830_dma_dispatch_vertex(drm_device_t * dev, + drm_buf_t * buf, int discard, int used) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_buf_priv_t *buf_priv = buf->dev_private; - drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; - drm_clip_rect_t *box = sarea_priv->boxes; - int nbox = sarea_priv->nbox; + drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_clip_rect_t *box = sarea_priv->boxes; + int nbox = sarea_priv->nbox; unsigned long address = (unsigned long)buf->bus_address; - unsigned long start = address - dev->agp->base; + unsigned long start = address - dev->agp->base; int i = 0, u; - RING_LOCALS; + RING_LOCALS; - i830_kernel_lost_context(dev); + i830_kernel_lost_context(dev); - if (nbox > I830_NR_SAREA_CLIPRECTS) + if (nbox > I830_NR_SAREA_CLIPRECTS) nbox = I830_NR_SAREA_CLIPRECTS; if (discard) { - u = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, + u = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_HARDWARE); - if(u != I830_BUF_CLIENT) { + if (u != I830_BUF_CLIENT) { DRM_DEBUG("xxxx 2\n"); } } - if (used > 4*1023) + if (used > 4 * 1023) used = 0; if (sarea_priv->dirty) - i830EmitState( dev ); + i830EmitState(dev); - DRM_DEBUG("dispatch vertex addr 0x%lx, used 0x%x nbox %d\n", + DRM_DEBUG("dispatch vertex addr 0x%lx, used 0x%x nbox %d\n", address, used, nbox); - dev_priv->counter++; - DRM_DEBUG( "dispatch counter : %ld\n", dev_priv->counter); - DRM_DEBUG( "i830_dma_dispatch\n"); - DRM_DEBUG( "start : %lx\n", start); - DRM_DEBUG( "used : %d\n", used); - DRM_DEBUG( "start + used - 4 : %ld\n", start + used - 4); + dev_priv->counter++; + DRM_DEBUG("dispatch counter : %ld\n", dev_priv->counter); + DRM_DEBUG("i830_dma_dispatch\n"); + DRM_DEBUG("start : %lx\n", start); + DRM_DEBUG("used : %d\n", used); + DRM_DEBUG("start + used - 4 : %ld\n", start + used - 4); if (buf_priv->currently_mapped == I830_BUF_MAPPED) { u32 *vp = buf_priv->kernel_virtual; vp[0] = (GFX_OP_PRIMITIVE | - sarea_priv->vertex_prim | - ((used/4)-2)); + sarea_priv->vertex_prim | ((used / 4) - 2)); if (dev_priv->use_mi_batchbuffer_start) { - vp[used/4] = MI_BATCH_BUFFER_END; - used += 4; + vp[used / 4] = MI_BATCH_BUFFER_END; + used += 4; } - + if (used & 4) { - vp[used/4] = 0; + vp[used / 4] = 0; used += 4; } i830_unmap_buffer(buf); } - + if (used) { do { if (i < nbox) { BEGIN_LP_RING(6); - OUT_RING( GFX_OP_DRAWRECT_INFO ); - OUT_RING( sarea_priv->BufferState[I830_DESTREG_DR1] ); - OUT_RING( box[i].x1 | (box[i].y1<<16) ); - OUT_RING( box[i].x2 | (box[i].y2<<16) ); - OUT_RING( sarea_priv->BufferState[I830_DESTREG_DR4] ); - OUT_RING( 0 ); + OUT_RING(GFX_OP_DRAWRECT_INFO); + OUT_RING(sarea_priv-> + BufferState[I830_DESTREG_DR1]); + OUT_RING(box[i].x1 | (box[i].y1 << 16)); + OUT_RING(box[i].x2 | (box[i].y2 << 16)); + OUT_RING(sarea_priv-> + BufferState[I830_DESTREG_DR4]); + OUT_RING(0); ADVANCE_LP_RING(); } if (dev_priv->use_mi_batchbuffer_start) { BEGIN_LP_RING(2); - OUT_RING( MI_BATCH_BUFFER_START | (2<<6) ); - OUT_RING( start | MI_BATCH_NON_SECURE ); + OUT_RING(MI_BATCH_BUFFER_START | (2 << 6)); + OUT_RING(start | MI_BATCH_NON_SECURE); ADVANCE_LP_RING(); - } - else { + } else { BEGIN_LP_RING(4); - OUT_RING( MI_BATCH_BUFFER ); - OUT_RING( start | MI_BATCH_NON_SECURE ); - OUT_RING( start + used - 4 ); - OUT_RING( 0 ); + OUT_RING(MI_BATCH_BUFFER); + OUT_RING(start | MI_BATCH_NON_SECURE); + OUT_RING(start + used - 4); + OUT_RING(0); ADVANCE_LP_RING(); } @@ -1205,61 +1185,60 @@ static void i830_dma_dispatch_vertex(drm_device_t *dev, if (discard) { dev_priv->counter++; - (void) cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, - I830_BUF_HARDWARE); + (void)cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, + I830_BUF_HARDWARE); BEGIN_LP_RING(8); - OUT_RING( CMD_STORE_DWORD_IDX ); - OUT_RING( 20 ); - OUT_RING( dev_priv->counter ); - OUT_RING( CMD_STORE_DWORD_IDX ); - OUT_RING( buf_priv->my_use_idx ); - OUT_RING( I830_BUF_FREE ); - OUT_RING( CMD_REPORT_HEAD ); - OUT_RING( 0 ); + OUT_RING(CMD_STORE_DWORD_IDX); + OUT_RING(20); + OUT_RING(dev_priv->counter); + OUT_RING(CMD_STORE_DWORD_IDX); + OUT_RING(buf_priv->my_use_idx); + OUT_RING(I830_BUF_FREE); + OUT_RING(CMD_REPORT_HEAD); + OUT_RING(0); ADVANCE_LP_RING(); } } - -void i830_dma_quiescent(drm_device_t *dev) +void i830_dma_quiescent(drm_device_t * dev) { - drm_i830_private_t *dev_priv = dev->dev_private; - RING_LOCALS; + drm_i830_private_t *dev_priv = dev->dev_private; + RING_LOCALS; - i830_kernel_lost_context(dev); + i830_kernel_lost_context(dev); - BEGIN_LP_RING(4); - OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE ); - OUT_RING( CMD_REPORT_HEAD ); - OUT_RING( 0 ); - OUT_RING( 0 ); - ADVANCE_LP_RING(); + BEGIN_LP_RING(4); + OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE); + OUT_RING(CMD_REPORT_HEAD); + OUT_RING(0); + OUT_RING(0); + ADVANCE_LP_RING(); - i830_wait_ring( dev, dev_priv->ring.Size - 8, __FUNCTION__ ); + i830_wait_ring(dev, dev_priv->ring.Size - 8, __FUNCTION__); } -static int i830_flush_queue(drm_device_t *dev) +static int i830_flush_queue(drm_device_t * dev) { - drm_i830_private_t *dev_priv = dev->dev_private; + drm_i830_private_t *dev_priv = dev->dev_private; drm_device_dma_t *dma = dev->dma; - int i, ret = 0; - RING_LOCALS; - - i830_kernel_lost_context(dev); - - BEGIN_LP_RING(2); - OUT_RING( CMD_REPORT_HEAD ); - OUT_RING( 0 ); - ADVANCE_LP_RING(); - - i830_wait_ring( dev, dev_priv->ring.Size - 8, __FUNCTION__ ); - - for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i830_buf_priv_t *buf_priv = buf->dev_private; - - int used = cmpxchg(buf_priv->in_use, I830_BUF_HARDWARE, + int i, ret = 0; + RING_LOCALS; + + i830_kernel_lost_context(dev); + + BEGIN_LP_RING(2); + OUT_RING(CMD_REPORT_HEAD); + OUT_RING(0); + ADVANCE_LP_RING(); + + i830_wait_ring(dev, dev_priv->ring.Size - 8, __FUNCTION__); + + for (i = 0; i < dma->buf_count; i++) { + drm_buf_t *buf = dma->buflist[i]; + drm_i830_buf_priv_t *buf_priv = buf->dev_private; + + int used = cmpxchg(buf_priv->in_use, I830_BUF_HARDWARE, I830_BUF_FREE); if (used == I830_BUF_HARDWARE) @@ -1268,70 +1247,74 @@ static int i830_flush_queue(drm_device_t *dev) DRM_DEBUG("still on client\n"); } - return ret; + return ret; } /* Must be called with the lock held */ -void i830_reclaim_buffers( struct file *filp ) +void i830_reclaim_buffers(struct file *filp) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_device_dma_t *dma = dev->dma; - int i; + int i; - if (!dma) return; - if (!dev->dev_private) return; - if (!dma->buflist) return; + if (!dma) + return; + if (!dev->dev_private) + return; + if (!dma->buflist) + return; - i830_flush_queue(dev); + i830_flush_queue(dev); for (i = 0; i < dma->buf_count; i++) { - drm_buf_t *buf = dma->buflist[ i ]; - drm_i830_buf_priv_t *buf_priv = buf->dev_private; - + drm_buf_t *buf = dma->buflist[i]; + drm_i830_buf_priv_t *buf_priv = buf->dev_private; + if (buf->filp == filp && buf_priv) { - int used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, + int used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_FREE); if (used == I830_BUF_CLIENT) DRM_DEBUG("reclaimed from client\n"); - if(buf_priv->currently_mapped == I830_BUF_MAPPED) - buf_priv->currently_mapped = I830_BUF_UNMAPPED; + if (buf_priv->currently_mapped == I830_BUF_MAPPED) + buf_priv->currently_mapped = I830_BUF_UNMAPPED; } } } -int i830_flush_ioctl(struct inode *inode, struct file *filp, +int i830_flush_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i830_flush_ioctl called without lock held\n"); return -EINVAL; } - i830_flush_queue(dev); - return 0; + i830_flush_queue(dev); + return 0; } int i830_dma_vertex(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_device_dma_t *dma = dev->dma; - drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private; - u32 *hw_status = dev_priv->hw_status_page; - drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) - dev_priv->sarea_priv; + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; + u32 *hw_status = dev_priv->hw_status_page; + drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) + dev_priv->sarea_priv; drm_i830_vertex_t vertex; - if (copy_from_user(&vertex, (drm_i830_vertex_t __user *)arg, sizeof(vertex))) + if (copy_from_user + (&vertex, (drm_i830_vertex_t __user *) arg, sizeof(vertex))) return -EFAULT; - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i830_dma_vertex called without lock held\n"); return -EINVAL; } @@ -1339,29 +1322,31 @@ int i830_dma_vertex(struct inode *inode, struct file *filp, DRM_DEBUG("i830 dma vertex, idx %d used %d discard %d\n", vertex.idx, vertex.used, vertex.discard); - if(vertex.idx < 0 || vertex.idx > dma->buf_count) return -EINVAL; + if (vertex.idx < 0 || vertex.idx > dma->buf_count) + return -EINVAL; + + i830_dma_dispatch_vertex(dev, + dma->buflist[vertex.idx], + vertex.discard, vertex.used); - i830_dma_dispatch_vertex( dev, - dma->buflist[ vertex.idx ], - vertex.discard, vertex.used ); + sarea_priv->last_enqueue = dev_priv->counter - 1; + sarea_priv->last_dispatch = (int)hw_status[5]; - sarea_priv->last_enqueue = dev_priv->counter-1; - sarea_priv->last_dispatch = (int) hw_status[5]; - return 0; } int i830_clear_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_i830_clear_t clear; - if (copy_from_user(&clear, (drm_i830_clear_t __user *)arg, sizeof(clear))) + if (copy_from_user + (&clear, (drm_i830_clear_t __user *) arg, sizeof(clear))) return -EFAULT; - - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i830_clear_bufs called without lock held\n"); return -EINVAL; } @@ -1371,35 +1356,32 @@ int i830_clear_bufs(struct inode *inode, struct file *filp, return -EINVAL; } - i830_dma_dispatch_clear( dev, clear.flags, - clear.clear_color, - clear.clear_depth, - clear.clear_depthmask); - return 0; + i830_dma_dispatch_clear(dev, clear.flags, + clear.clear_color, + clear.clear_depth, clear.clear_depthmask); + return 0; } int i830_swap_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; - + DRM_DEBUG("i830_swap_bufs\n"); - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i830_swap_buf called without lock held\n"); return -EINVAL; } - i830_dma_dispatch_swap( dev ); - return 0; + i830_dma_dispatch_swap(dev); + return 0; } - - /* Not sure why this isn't set all the time: - */ -static void i830_do_init_pageflip( drm_device_t *dev ) + */ +static void i830_do_init_pageflip(drm_device_t * dev) { drm_i830_private_t *dev_priv = dev->dev_private; @@ -1409,13 +1391,13 @@ static void i830_do_init_pageflip( drm_device_t *dev ) dev_priv->sarea_priv->pf_current_page = dev_priv->current_page; } -int i830_do_cleanup_pageflip( drm_device_t *dev ) +int i830_do_cleanup_pageflip(drm_device_t * dev) { drm_i830_private_t *dev_priv = dev->dev_private; DRM_DEBUG("%s\n", __FUNCTION__); if (dev_priv->current_page != 0) - i830_dma_dispatch_flip( dev ); + i830_dma_dispatch_flip(dev); dev_priv->page_flipping = 0; return 0; @@ -1430,53 +1412,53 @@ int i830_flip_bufs(struct inode *inode, struct file *filp, DRM_DEBUG("%s\n", __FUNCTION__); - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i830_flip_buf called without lock held\n"); return -EINVAL; } - if (!dev_priv->page_flipping) - i830_do_init_pageflip( dev ); + if (!dev_priv->page_flipping) + i830_do_init_pageflip(dev); - i830_dma_dispatch_flip( dev ); - return 0; + i830_dma_dispatch_flip(dev); + return 0; } int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private; - u32 *hw_status = dev_priv->hw_status_page; - drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) - dev_priv->sarea_priv; - - sarea_priv->last_dispatch = (int) hw_status[5]; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; + u32 *hw_status = dev_priv->hw_status_page; + drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) + dev_priv->sarea_priv; + + sarea_priv->last_dispatch = (int)hw_status[5]; return 0; } int i830_getbuf(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - int retcode = 0; - drm_i830_dma_t d; - drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private; - u32 *hw_status = dev_priv->hw_status_page; - drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) - dev_priv->sarea_priv; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + int retcode = 0; + drm_i830_dma_t d; + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; + u32 *hw_status = dev_priv->hw_status_page; + drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *) + dev_priv->sarea_priv; DRM_DEBUG("getbuf\n"); - if (copy_from_user(&d, (drm_i830_dma_t __user *)arg, sizeof(d))) + if (copy_from_user(&d, (drm_i830_dma_t __user *) arg, sizeof(d))) return -EFAULT; - - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i830_dma called without lock held\n"); return -EINVAL; } - + d.granted = 0; retcode = i830_dma_get_buffer(dev, &d, filp); @@ -1484,17 +1466,15 @@ int i830_getbuf(struct inode *inode, struct file *filp, unsigned int cmd, DRM_DEBUG("i830_dma: %d returning %d, granted = %d\n", current->pid, retcode, d.granted); - if (copy_to_user((drm_dma_t __user *)arg, &d, sizeof(d))) + if (copy_to_user((drm_dma_t __user *) arg, &d, sizeof(d))) return -EFAULT; - sarea_priv->last_dispatch = (int) hw_status[5]; + sarea_priv->last_dispatch = (int)hw_status[5]; return retcode; } int i830_copybuf(struct inode *inode, - struct file *filp, - unsigned int cmd, - unsigned long arg) + struct file *filp, unsigned int cmd, unsigned long arg) { /* Never copy - 2.4.x doesn't need it */ return 0; @@ -1506,26 +1486,25 @@ int i830_docopy(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } - - -int i830_getparam( struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg ) +int i830_getparam(struct inode *inode, struct file *filp, unsigned int cmd, + unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_getparam_t param; int value; - if ( !dev_priv ) { - DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + if (!dev_priv) { + DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user(¶m, (drm_i830_getparam_t __user *)arg, sizeof(param) )) + if (copy_from_user + (¶m, (drm_i830_getparam_t __user *) arg, sizeof(param))) return -EFAULT; - switch( param.param ) { + switch (param.param) { case I830_PARAM_IRQ_ACTIVE: value = dev->irq_enabled; break; @@ -1533,32 +1512,32 @@ int i830_getparam( struct inode *inode, struct file *filp, unsigned int cmd, return -EINVAL; } - if ( copy_to_user( param.value, &value, sizeof(int) ) ) { - DRM_ERROR( "copy_to_user\n" ); + if (copy_to_user(param.value, &value, sizeof(int))) { + DRM_ERROR("copy_to_user\n"); return -EFAULT; } - + return 0; } - -int i830_setparam( struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg ) +int i830_setparam(struct inode *inode, struct file *filp, unsigned int cmd, + unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_setparam_t param; - if ( !dev_priv ) { - DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + if (!dev_priv) { + DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user(¶m, (drm_i830_setparam_t __user *)arg, sizeof(param) )) + if (copy_from_user + (¶m, (drm_i830_setparam_t __user *) arg, sizeof(param))) return -EFAULT; - switch( param.param ) { + switch (param.param) { case I830_SETPARAM_USE_MI_BATCHBUFFER_START: dev_priv->use_mi_batchbuffer_start = param.value; break; @@ -1569,20 +1548,18 @@ int i830_setparam( struct inode *inode, struct file *filp, unsigned int cmd, return 0; } - -void i830_driver_pretakedown(drm_device_t *dev) +void i830_driver_pretakedown(drm_device_t * dev) { - i830_dma_cleanup( dev ); + i830_dma_cleanup(dev); } -void i830_driver_release(drm_device_t *dev, struct file *filp) +void i830_driver_release(drm_device_t * dev, struct file *filp) { i830_reclaim_buffers(filp); } -int i830_driver_dma_quiescent(drm_device_t *dev) +int i830_driver_dma_quiescent(drm_device_t * dev) { - i830_dma_quiescent( dev ); + i830_dma_quiescent(dev); return 0; } - diff --git a/linux-core/i830_drm.h b/linux-core/i830_drm.h index 03382c0b..7283f794 100644 --- a/linux-core/i830_drm.h +++ b/linux-core/i830_drm.h @@ -33,21 +33,21 @@ #define I830_UPLOAD_CTX 0x1 #define I830_UPLOAD_BUFFERS 0x2 #define I830_UPLOAD_CLIPRECTS 0x4 -#define I830_UPLOAD_TEX0_IMAGE 0x100 /* handled clientside */ -#define I830_UPLOAD_TEX0_CUBE 0x200 /* handled clientside */ -#define I830_UPLOAD_TEX1_IMAGE 0x400 /* handled clientside */ -#define I830_UPLOAD_TEX1_CUBE 0x800 /* handled clientside */ -#define I830_UPLOAD_TEX2_IMAGE 0x1000 /* handled clientside */ -#define I830_UPLOAD_TEX2_CUBE 0x2000 /* handled clientside */ -#define I830_UPLOAD_TEX3_IMAGE 0x4000 /* handled clientside */ -#define I830_UPLOAD_TEX3_CUBE 0x8000 /* handled clientside */ +#define I830_UPLOAD_TEX0_IMAGE 0x100 /* handled clientside */ +#define I830_UPLOAD_TEX0_CUBE 0x200 /* handled clientside */ +#define I830_UPLOAD_TEX1_IMAGE 0x400 /* handled clientside */ +#define I830_UPLOAD_TEX1_CUBE 0x800 /* handled clientside */ +#define I830_UPLOAD_TEX2_IMAGE 0x1000 /* handled clientside */ +#define I830_UPLOAD_TEX2_CUBE 0x2000 /* handled clientside */ +#define I830_UPLOAD_TEX3_IMAGE 0x4000 /* handled clientside */ +#define I830_UPLOAD_TEX3_CUBE 0x8000 /* handled clientside */ #define I830_UPLOAD_TEX_N_IMAGE(n) (0x100 << (n * 2)) #define I830_UPLOAD_TEX_N_CUBE(n) (0x200 << (n * 2)) #define I830_UPLOAD_TEXIMAGE_MASK 0xff00 -#define I830_UPLOAD_TEX0 0x10000 -#define I830_UPLOAD_TEX1 0x20000 -#define I830_UPLOAD_TEX2 0x40000 -#define I830_UPLOAD_TEX3 0x80000 +#define I830_UPLOAD_TEX0 0x10000 +#define I830_UPLOAD_TEX1 0x20000 +#define I830_UPLOAD_TEX2 0x40000 +#define I830_UPLOAD_TEX3 0x80000 #define I830_UPLOAD_TEX_N(n) (0x10000 << (n)) #define I830_UPLOAD_TEX_MASK 0xf0000 #define I830_UPLOAD_TEXBLEND0 0x100000 @@ -65,7 +65,7 @@ * or in a piecewise fashion as required. */ -/* Destbuffer state +/* Destbuffer state * - backbuffer linear offset and pitch -- invarient in the current dri * - zbuffer linear offset and pitch -- also invarient * - drawing origin in back and depth buffers. @@ -103,7 +103,7 @@ #define I830_CTXREG_AA 9 #define I830_CTXREG_FOGCOLOR 10 #define I830_CTXREG_BLENDCOLR0 11 -#define I830_CTXREG_BLENDCOLR 12 /* Dword 1 of 2 dword command */ +#define I830_CTXREG_BLENDCOLR 12 /* Dword 1 of 2 dword command */ #define I830_CTXREG_VF 13 #define I830_CTXREG_VF2 14 #define I830_CTXREG_MCSB0 15 @@ -111,12 +111,11 @@ #define I830_CTX_SETUP_SIZE 17 /* 1.3: Stipple state - */ + */ #define I830_STPREG_ST0 0 #define I830_STPREG_ST1 1 #define I830_STP_SETUP_SIZE 2 - /* Texture state (per tex unit) */ @@ -132,23 +131,23 @@ #define I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS */ #define I830_TEX_SETUP_SIZE 10 -#define I830_TEXREG_TM0LI 0 /* load immediate 2 texture map n */ +#define I830_TEXREG_TM0LI 0 /* load immediate 2 texture map n */ #define I830_TEXREG_TM0S0 1 #define I830_TEXREG_TM0S1 2 #define I830_TEXREG_TM0S2 3 #define I830_TEXREG_TM0S3 4 #define I830_TEXREG_TM0S4 5 -#define I830_TEXREG_NOP0 6 /* noop */ -#define I830_TEXREG_NOP1 7 /* noop */ -#define I830_TEXREG_NOP2 8 /* noop */ -#define __I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS -- shared */ +#define I830_TEXREG_NOP0 6 /* noop */ +#define I830_TEXREG_NOP1 7 /* noop */ +#define I830_TEXREG_NOP2 8 /* noop */ +#define __I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS -- shared */ #define __I830_TEX_SETUP_SIZE 10 #define I830_FRONT 0x1 #define I830_BACK 0x2 #define I830_DEPTH 0x4 -#endif /* _I830_DEFINES_ */ +#endif /* _I830_DEFINES_ */ typedef struct _drm_i830_init { enum { @@ -177,19 +176,19 @@ typedef struct _drm_i830_init { * structure as well */ typedef struct _drm_i830_tex_region { - unsigned char next, prev; /* indices to form a circular LRU */ + unsigned char next, prev; /* indices to form a circular LRU */ unsigned char in_use; /* owned by a client, or free? */ int age; /* tracked by clients to update local LRU's */ } drm_i830_tex_region_t; typedef struct _drm_i830_sarea { unsigned int ContextState[I830_CTX_SETUP_SIZE]; - unsigned int BufferState[I830_DEST_SETUP_SIZE]; + unsigned int BufferState[I830_DEST_SETUP_SIZE]; unsigned int TexState[I830_TEXTURE_COUNT][I830_TEX_SETUP_SIZE]; unsigned int TexBlendState[I830_TEXBLEND_COUNT][I830_TEXBLEND_SIZE]; unsigned int TexBlendStateWordsUsed[I830_TEXBLEND_COUNT]; unsigned int Palette[2][256]; - unsigned int dirty; + unsigned int dirty; unsigned int nbox; drm_clip_rect_t boxes[I830_NR_SAREA_CLIPRECTS]; @@ -207,26 +206,26 @@ typedef struct _drm_i830_sarea { * texture space, and can make informed decisions as to which * areas to kick out. There is no need to choose whether to * kick out your own texture or someone else's - simply eject - * them all in LRU order. + * them all in LRU order. */ - drm_i830_tex_region_t texList[I830_NR_TEX_REGIONS+1]; - /* Last elt is sentinal */ - int texAge; /* last time texture was uploaded */ - int last_enqueue; /* last time a buffer was enqueued */ + drm_i830_tex_region_t texList[I830_NR_TEX_REGIONS + 1]; + /* Last elt is sentinal */ + int texAge; /* last time texture was uploaded */ + int last_enqueue; /* last time a buffer was enqueued */ int last_dispatch; /* age of the most recently dispatched buffer */ - int last_quiescent; /* */ + int last_quiescent; /* */ int ctxOwner; /* last context to upload state */ int vertex_prim; - int pf_enabled; /* is pageflipping allowed? */ - int pf_active; - int pf_current_page; /* which buffer is being displayed? */ + int pf_enabled; /* is pageflipping allowed? */ + int pf_active; + int pf_current_page; /* which buffer is being displayed? */ + + int perf_boxes; /* performance boxes to be displayed */ - int perf_boxes; /* performance boxes to be displayed */ - - /* Here's the state for texunits 2,3: + /* Here's the state for texunits 2,3: */ unsigned int TexState2[I830_TEX_SETUP_SIZE]; unsigned int TexBlendState2[I830_TEXBLEND_SIZE]; @@ -241,26 +240,25 @@ typedef struct _drm_i830_sarea { /* Flags for perf_boxes */ -#define I830_BOX_RING_EMPTY 0x1 /* populated by kernel */ -#define I830_BOX_FLIP 0x2 /* populated by kernel */ -#define I830_BOX_WAIT 0x4 /* populated by kernel & client */ -#define I830_BOX_TEXTURE_LOAD 0x8 /* populated by kernel */ -#define I830_BOX_LOST_CONTEXT 0x10 /* populated by client */ - +#define I830_BOX_RING_EMPTY 0x1 /* populated by kernel */ +#define I830_BOX_FLIP 0x2 /* populated by kernel */ +#define I830_BOX_WAIT 0x4 /* populated by kernel & client */ +#define I830_BOX_TEXTURE_LOAD 0x8 /* populated by kernel */ +#define I830_BOX_LOST_CONTEXT 0x10 /* populated by client */ /* I830 specific ioctls * The device specific ioctl range is 0x40 to 0x79. */ -#define DRM_I830_INIT 0x00 -#define DRM_I830_VERTEX 0x01 -#define DRM_I830_CLEAR 0x02 -#define DRM_I830_FLUSH 0x03 -#define DRM_I830_GETAGE 0x04 -#define DRM_I830_GETBUF 0x05 -#define DRM_I830_SWAP 0x06 -#define DRM_I830_COPY 0x07 -#define DRM_I830_DOCOPY 0x08 -#define DRM_I830_FLIP 0x09 +#define DRM_I830_INIT 0x00 +#define DRM_I830_VERTEX 0x01 +#define DRM_I830_CLEAR 0x02 +#define DRM_I830_FLUSH 0x03 +#define DRM_I830_GETAGE 0x04 +#define DRM_I830_GETBUF 0x05 +#define DRM_I830_SWAP 0x06 +#define DRM_I830_COPY 0x07 +#define DRM_I830_DOCOPY 0x08 +#define DRM_I830_FLIP 0x09 #define DRM_I830_IRQ_EMIT 0x0a #define DRM_I830_IRQ_WAIT 0x0b #define DRM_I830_GETPARAM 0x0c @@ -289,23 +287,21 @@ typedef struct _drm_i830_clear { unsigned int clear_depthmask; } drm_i830_clear_t; - - /* These may be placeholders if we have more cliprects than * I830_NR_SAREA_CLIPRECTS. In that case, the client sets discard to * false, indicating that the buffer will be dispatched again with a * new set of cliprects. */ typedef struct _drm_i830_vertex { - int idx; /* buffer index */ + int idx; /* buffer index */ int used; /* nr bytes in use */ int discard; /* client is finished with the buffer? */ } drm_i830_vertex_t; typedef struct _drm_i830_copy_t { - int idx; /* buffer index */ + int idx; /* buffer index */ int used; /* nr bytes in use */ - void __user *address; /* Address to copy from */ + void __user *address; /* Address to copy from */ } drm_i830_copy_t; typedef struct drm_i830_dma { @@ -315,7 +311,6 @@ typedef struct drm_i830_dma { int granted; } drm_i830_dma_t; - /* 1.3: Userspace can request & wait on irq's: */ typedef struct drm_i830_irq_emit { @@ -326,7 +321,6 @@ typedef struct drm_i830_irq_wait { int irq_seq; } drm_i830_irq_wait_t; - /* 1.3: New ioctl to query kernel params: */ #define I830_PARAM_IRQ_ACTIVE 1 @@ -336,7 +330,6 @@ typedef struct drm_i830_getparam { int __user *value; } drm_i830_getparam_t; - /* 1.3: New ioctl to set kernel params: */ #define I830_SETPARAM_USE_MI_BATCHBUFFER_START 1 @@ -346,5 +339,4 @@ typedef struct drm_i830_setparam { int value; } drm_i830_setparam_t; - -#endif /* _I830_DRM_H_ */ +#endif /* _I830_DRM_H_ */ diff --git a/linux-core/i830_drv.c b/linux-core/i830_drv.c index 55d38c1b..9f0a5d3c 100644 --- a/linux-core/i830_drv.c +++ b/linux-core/i830_drv.c @@ -33,6 +33,7 @@ */ #include <linux/config.h> + #include "drmP.h" #include "drm.h" #include "i830_drm.h" @@ -40,36 +41,34 @@ #include "drm_pciids.h" -int postinit( struct drm_device *dev, unsigned long flags ) +int postinit(struct drm_device *dev, unsigned long flags) { dev->counters += 4; dev->types[6] = _DRM_STAT_IRQ; dev->types[7] = _DRM_STAT_PRIMARY; dev->types[8] = _DRM_STAT_SECONDARY; dev->types[9] = _DRM_STAT_DMA; - - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -78,24 +77,26 @@ static struct pci_device_id pciidlist[] = { }; static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_I830_INIT)] = { i830_dma_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_I830_VERTEX)] = { i830_dma_vertex, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_CLEAR)] = { i830_clear_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_FLUSH)] = { i830_flush_ioctl, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_GETAGE)] = { i830_getage, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_GETBUF)] = { i830_getbuf, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_SWAP)] = { i830_swap_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_COPY)] = { i830_copybuf, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_DOCOPY)] = { i830_docopy, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_FLIP)] = { i830_flip_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_IRQ_EMIT)] = { i830_irq_emit, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_IRQ_WAIT)] = { i830_irq_wait, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_GETPARAM)] = { i830_getparam, 1, 0 }, - [DRM_IOCTL_NR(DRM_I830_SETPARAM)] = { i830_setparam, 1, 0 } + [DRM_IOCTL_NR(DRM_I830_INIT)] = {i830_dma_init, 1, 1}, + [DRM_IOCTL_NR(DRM_I830_VERTEX)] = {i830_dma_vertex, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_CLEAR)] = {i830_clear_bufs, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_FLUSH)] = {i830_flush_ioctl, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_GETAGE)] = {i830_getage, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_GETBUF)] = {i830_getbuf, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_SWAP)] = {i830_swap_bufs, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_COPY)] = {i830_copybuf, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_DOCOPY)] = {i830_docopy, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_FLIP)] = {i830_flip_bufs, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_IRQ_EMIT)] = {i830_irq_emit, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_IRQ_WAIT)] = {i830_irq_wait, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_GETPARAM)] = {i830_getparam, 1, 0}, + [DRM_IOCTL_NR(DRM_I830_SETPARAM)] = {i830_setparam, 1, 0} }; static struct drm_driver_fn driver_fn = { - .driver_features = DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE, + .driver_features = + DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | + DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE, #if USE_IRQS .driver_features |= DRIVER_HAVE_IRQ | DRIVER_SHARED_IRQ, #endif @@ -117,13 +118,14 @@ static struct drm_driver_fn driver_fn = { .ioctls = ioctls, .num_ioctls = DRM_ARRAY_SIZE(ioctls), .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = i830_mmap_buffers, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = i830_mmap_buffers, + .fasync = drm_fasync, + } + , }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -132,10 +134,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init i830_init(void) @@ -151,6 +153,6 @@ static void __exit i830_exit(void) module_init(i830_init); module_exit(i830_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/i830_drv.h b/linux-core/i830_drv.h index c2832cf8..91f11a72 100644 --- a/linux-core/i830_drv.h +++ b/linux-core/i830_drv.h @@ -11,11 +11,11 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL @@ -63,14 +63,14 @@ #define USE_IRQS 0 typedef struct drm_i830_buf_priv { - u32 *in_use; - int my_use_idx; + u32 *in_use; + int my_use_idx; int currently_mapped; void __user *virtual; void *kernel_virtual; } drm_i830_buf_priv_t; -typedef struct _drm_i830_ring_buffer{ +typedef struct _drm_i830_ring_buffer { int tail_mask; unsigned long Start; unsigned long End; @@ -86,17 +86,17 @@ typedef struct drm_i830_private { drm_map_t *mmio_map; drm_i830_sarea_t *sarea_priv; - drm_i830_ring_buffer_t ring; + drm_i830_ring_buffer_t ring; - void * hw_status_page; - unsigned long counter; + void *hw_status_page; + unsigned long counter; dma_addr_t dma_status_page; drm_buf_t *mmap_buffer; - + u32 front_di1, back_di1, zi1; - + int back_offset; int depth_offset; int front_offset; @@ -113,66 +113,66 @@ typedef struct drm_i830_private { int page_flipping; wait_queue_head_t irq_queue; - atomic_t irq_received; - atomic_t irq_emitted; + atomic_t irq_received; + atomic_t irq_emitted; int use_mi_batchbuffer_start; } drm_i830_private_t; /* i830_dma.c */ -extern int i830_dma_schedule(drm_device_t *dev, int locked); -extern int i830_getbuf(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int i830_dma_init(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int i830_dma_cleanup(drm_device_t *dev); -extern int i830_flush_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); +extern int i830_dma_schedule(drm_device_t * dev, int locked); +extern int i830_getbuf(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i830_dma_init(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i830_dma_cleanup(drm_device_t * dev); +extern int i830_flush_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); extern void i830_reclaim_buffers(struct file *filp); -extern int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg); +extern int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd, + unsigned long arg); extern int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma); -extern int i830_copybuf(struct inode *inode, struct file *filp, +extern int i830_copybuf(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); -extern int i830_docopy(struct inode *inode, struct file *filp, +extern int i830_docopy(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); -extern void i830_dma_quiescent(drm_device_t *dev); +extern void i830_dma_quiescent(drm_device_t * dev); extern int i830_dma_vertex(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i830_swap_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i830_clear_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); extern int i830_flip_bufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); + unsigned int cmd, unsigned long arg); -extern int i830_getparam( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); +extern int i830_getparam(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); -extern int i830_setparam( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); +extern int i830_setparam(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); /* i830_irq.c */ -extern int i830_irq_emit( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int i830_irq_wait( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ); -extern int i830_wait_irq(drm_device_t *dev, int irq_nr); -extern int i830_emit_irq(drm_device_t *dev); - -extern irqreturn_t i830_driver_irq_handler( DRM_IRQ_ARGS ); -extern void i830_driver_irq_preinstall( drm_device_t *dev ); -extern void i830_driver_irq_postinstall( drm_device_t *dev ); -extern void i830_driver_irq_uninstall( drm_device_t *dev ); -extern void i830_driver_pretakedown(drm_device_t *dev); -extern void i830_driver_release(drm_device_t *dev, struct file *filp); -extern int i830_driver_dma_quiescent(drm_device_t *dev); +extern int i830_irq_emit(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i830_irq_wait(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern int i830_wait_irq(drm_device_t * dev, int irq_nr); +extern int i830_emit_irq(drm_device_t * dev); + +extern irqreturn_t i830_driver_irq_handler(DRM_IRQ_ARGS); +extern void i830_driver_irq_preinstall(drm_device_t * dev); +extern void i830_driver_irq_postinstall(drm_device_t * dev); +extern void i830_driver_irq_uninstall(drm_device_t * dev); +extern void i830_driver_pretakedown(drm_device_t * dev); +extern void i830_driver_release(drm_device_t * dev, struct file *filp); +extern int i830_driver_dma_quiescent(drm_device_t * dev); #define I830_BASE(reg) ((unsigned long) \ dev_priv->mmio_map->handle) @@ -184,8 +184,6 @@ extern int i830_driver_dma_quiescent(drm_device_t *dev); #define I830_READ16(reg) I830_DEREF16(reg) #define I830_WRITE16(reg,val) do { I830_DEREF16(reg) = val; } while (0) - - #define I830_VERBOSE 0 #define RING_LOCALS unsigned int outring, ringmask, outcount; \ @@ -203,7 +201,6 @@ extern int i830_driver_dma_quiescent(drm_device_t *dev); virt = dev_priv->ring.virtual_start; \ } while (0) - #define OUT_RING(n) do { \ if (I830_VERBOSE) printk(" OUT_RING %x\n", (int)(n)); \ *(volatile unsigned int *)(virt + outring) = n; \ @@ -219,8 +216,7 @@ extern int i830_driver_dma_quiescent(drm_device_t *dev); I830_WRITE(LP_RING + RING_TAIL, outring); \ } while(0) -extern int i830_wait_ring(drm_device_t *dev, int n, const char *caller); - +extern int i830_wait_ring(drm_device_t * dev, int n, const char *caller); #define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23)) #define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23)) @@ -235,7 +231,6 @@ extern int i830_wait_ring(drm_device_t *dev, int n, const char *caller); #define INST_OP_FLUSH 0x02000000 #define INST_FLUSH_MAP_CACHE 0x00000001 - #define BB1_START_ADDR_MASK (~0x7) #define BB1_PROTECTED (1<<0) #define BB1_UNPROTECTED (0<<0) @@ -248,7 +243,6 @@ extern int i830_wait_ring(drm_device_t *dev, int n, const char *caller); #define I830_IRQ_RESERVED ((1<<13)|(3<<2)) - #define LP_RING 0x2030 #define HP_RING 0x2040 #define RING_TAIL 0x00 @@ -260,7 +254,7 @@ extern int i830_wait_ring(drm_device_t *dev, int n, const char *caller); #define RING_START 0x08 #define START_ADDR 0x0xFFFFF000 #define RING_LEN 0x0C -#define RING_NR_PAGES 0x001FF000 +#define RING_NR_PAGES 0x001FF000 #define RING_REPORT_MASK 0x00000006 #define RING_REPORT_64K 0x00000002 #define RING_REPORT_128K 0x00000004 @@ -326,10 +320,9 @@ extern int i830_wait_ring(drm_device_t *dev, int n, const char *caller); #define MI_BATCH_NON_SECURE (1) #define MI_WAIT_FOR_EVENT ((0x3<<23)) -#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2) -#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1) +#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2) +#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1) #define MI_LOAD_SCAN_LINES_INCL ((0x12<<23)) #endif - diff --git a/linux-core/i830_irq.c b/linux-core/i830_irq.c index 19f4fd51..7c709738 100644 --- a/linux-core/i830_irq.c +++ b/linux-core/i830_irq.c @@ -9,11 +9,11 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL @@ -26,36 +26,35 @@ * */ +#include <linux/interrupt.h> /* For task queue support */ +#include <linux/delay.h> + #include "drmP.h" #include "drm.h" #include "i830_drm.h" #include "i830_drv.h" -#include <linux/interrupt.h> /* For task queue support */ -#include <linux/delay.h> - -irqreturn_t i830_driver_irq_handler( DRM_IRQ_ARGS ) +irqreturn_t i830_driver_irq_handler(DRM_IRQ_ARGS) { - drm_device_t *dev = (drm_device_t *)arg; - drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private; - u16 temp; + drm_device_t *dev = (drm_device_t *) arg; + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; + u16 temp; - temp = I830_READ16(I830REG_INT_IDENTITY_R); + temp = I830_READ16(I830REG_INT_IDENTITY_R); DRM_DEBUG("%x\n", temp); - if ( !( temp & 2 ) ) + if (!(temp & 2)) return IRQ_NONE; - I830_WRITE16(I830REG_INT_IDENTITY_R, temp); + I830_WRITE16(I830REG_INT_IDENTITY_R, temp); atomic_inc(&dev_priv->irq_received); - wake_up_interruptible(&dev_priv->irq_queue); + wake_up_interruptible(&dev_priv->irq_queue); return IRQ_HANDLED; } - -int i830_emit_irq(drm_device_t *dev) +int i830_emit_irq(drm_device_t * dev) { drm_i830_private_t *dev_priv = dev->dev_private; RING_LOCALS; @@ -64,27 +63,25 @@ int i830_emit_irq(drm_device_t *dev) atomic_inc(&dev_priv->irq_emitted); - BEGIN_LP_RING(2); - OUT_RING( 0 ); - OUT_RING( GFX_OP_USER_INTERRUPT ); - ADVANCE_LP_RING(); + BEGIN_LP_RING(2); + OUT_RING(0); + OUT_RING(GFX_OP_USER_INTERRUPT); + ADVANCE_LP_RING(); return atomic_read(&dev_priv->irq_emitted); } - -int i830_wait_irq(drm_device_t *dev, int irq_nr) +int i830_wait_irq(drm_device_t * dev, int irq_nr) { - drm_i830_private_t *dev_priv = - (drm_i830_private_t *)dev->dev_private; + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; DECLARE_WAITQUEUE(entry, current); - unsigned long end = jiffies + HZ*3; + unsigned long end = jiffies + HZ * 3; int ret = 0; DRM_DEBUG("%s\n", __FUNCTION__); - if (atomic_read(&dev_priv->irq_received) >= irq_nr) - return 0; + if (atomic_read(&dev_priv->irq_received) >= irq_nr) + return 0; dev_priv->sarea_priv->perf_boxes |= I830_BOX_WAIT; @@ -92,21 +89,21 @@ int i830_wait_irq(drm_device_t *dev, int irq_nr) for (;;) { current->state = TASK_INTERRUPTIBLE; - if (atomic_read(&dev_priv->irq_received) >= irq_nr) - break; - if((signed)(end - jiffies) <= 0) { + if (atomic_read(&dev_priv->irq_received) >= irq_nr) + break; + if ((signed)(end - jiffies) <= 0) { DRM_ERROR("timeout iir %x imr %x ier %x hwstam %x\n", - I830_READ16( I830REG_INT_IDENTITY_R ), - I830_READ16( I830REG_INT_MASK_R ), - I830_READ16( I830REG_INT_ENABLE_R ), - I830_READ16( I830REG_HWSTAM )); + I830_READ16(I830REG_INT_IDENTITY_R), + I830_READ16(I830REG_INT_MASK_R), + I830_READ16(I830REG_INT_ENABLE_R), + I830_READ16(I830REG_HWSTAM)); - ret = -EBUSY; /* Lockup? Missed irq? */ + ret = -EBUSY; /* Lockup? Missed irq? */ break; } - schedule_timeout(HZ*3); - if (signal_pending(current)) { - ret = -EINTR; + schedule_timeout(HZ * 3); + if (signal_pending(current)) { + ret = -EINTR; break; } } @@ -116,92 +113,90 @@ int i830_wait_irq(drm_device_t *dev, int irq_nr) return ret; } - /* Needs the lock as it touches the ring. */ -int i830_irq_emit( struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg ) +int i830_irq_emit(struct inode *inode, struct file *filp, unsigned int cmd, + unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_irq_emit_t emit; int result; - if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) { DRM_ERROR("i830_irq_emit called without lock held\n"); return -EINVAL; } - if ( !dev_priv ) { - DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + if (!dev_priv) { + DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user( &emit, (drm_i830_irq_emit_t __user *)arg, sizeof(emit) )) + if (copy_from_user + (&emit, (drm_i830_irq_emit_t __user *) arg, sizeof(emit))) return -EFAULT; - result = i830_emit_irq( dev ); + result = i830_emit_irq(dev); - if ( copy_to_user( emit.irq_seq, &result, sizeof(int) ) ) { - DRM_ERROR( "copy_to_user\n" ); + if (copy_to_user(emit.irq_seq, &result, sizeof(int))) { + DRM_ERROR("copy_to_user\n"); return -EFAULT; } return 0; } - /* Doesn't need the hardware lock. */ -int i830_irq_wait( struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg ) +int i830_irq_wait(struct inode *inode, struct file *filp, unsigned int cmd, + unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; drm_i830_private_t *dev_priv = dev->dev_private; drm_i830_irq_wait_t irqwait; - if ( !dev_priv ) { - DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + if (!dev_priv) { + DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user( &irqwait, (drm_i830_irq_wait_t __user *)arg, - sizeof(irqwait) )) + if (copy_from_user(&irqwait, (drm_i830_irq_wait_t __user *) arg, + sizeof(irqwait))) return -EFAULT; - return i830_wait_irq( dev, irqwait.irq_seq ); + return i830_wait_irq(dev, irqwait.irq_seq); } - /* drm_dma.h hooks */ -void i830_driver_irq_preinstall( drm_device_t *dev ) { - drm_i830_private_t *dev_priv = - (drm_i830_private_t *)dev->dev_private; +void i830_driver_irq_preinstall(drm_device_t * dev) +{ + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; - I830_WRITE16( I830REG_HWSTAM, 0xffff ); - I830_WRITE16( I830REG_INT_MASK_R, 0x0 ); - I830_WRITE16( I830REG_INT_ENABLE_R, 0x0 ); + I830_WRITE16(I830REG_HWSTAM, 0xffff); + I830_WRITE16(I830REG_INT_MASK_R, 0x0); + I830_WRITE16(I830REG_INT_ENABLE_R, 0x0); atomic_set(&dev_priv->irq_received, 0); atomic_set(&dev_priv->irq_emitted, 0); init_waitqueue_head(&dev_priv->irq_queue); } -void i830_driver_irq_postinstall( drm_device_t *dev ) { - drm_i830_private_t *dev_priv = - (drm_i830_private_t *)dev->dev_private; +void i830_driver_irq_postinstall(drm_device_t * dev) +{ + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; - I830_WRITE16( I830REG_INT_ENABLE_R, 0x2 ); + I830_WRITE16(I830REG_INT_ENABLE_R, 0x2); } -void i830_driver_irq_uninstall( drm_device_t *dev ) { - drm_i830_private_t *dev_priv = - (drm_i830_private_t *)dev->dev_private; +void i830_driver_irq_uninstall(drm_device_t * dev) +{ + drm_i830_private_t *dev_priv = (drm_i830_private_t *) dev->dev_private; if (!dev_priv) return; - I830_WRITE16( I830REG_INT_MASK_R, 0xffff ); - I830_WRITE16( I830REG_INT_ENABLE_R, 0x0 ); + I830_WRITE16(I830REG_INT_MASK_R, 0xffff); + I830_WRITE16(I830REG_INT_ENABLE_R, 0x0); } diff --git a/linux-core/i915_drv.c b/linux-core/i915_drv.c index 6daeb738..77b48045 100644 --- a/linux-core/i915_drv.c +++ b/linux-core/i915_drv.c @@ -15,36 +15,34 @@ #include "drm_pciids.h" -int postinit( struct drm_device *dev, unsigned long flags ) +int postinit(struct drm_device *dev, unsigned long flags) { dev->counters += 4; dev->types[6] = _DRM_STAT_IRQ; dev->types[7] = _DRM_STAT_PRIMARY; dev->types[8] = _DRM_STAT_SECONDARY; dev->types[9] = _DRM_STAT_DMA; - - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -53,23 +51,24 @@ static struct pci_device_id pciidlist[] = { }; static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_I915_INIT)] = { i915_dma_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_I915_FLUSH)] = { i915_flush_ioctl, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_FLIP)] = { i915_flip_bufs, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_BATCHBUFFER)] = { i915_batchbuffer, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_IRQ_EMIT)] = { i915_irq_emit, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_IRQ_WAIT)] = { i915_irq_wait, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_GETPARAM)] = { i915_getparam, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_SETPARAM)] = { i915_setparam, 1, 1 }, - [DRM_IOCTL_NR(DRM_I915_ALLOC)] = { i915_mem_alloc, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_FREE)] = { i915_mem_free, 1, 0 }, - [DRM_IOCTL_NR(DRM_I915_INIT_HEAP)] = { i915_mem_init_heap, 1, 1 }, - [DRM_IOCTL_NR(DRM_I915_CMDBUFFER)] = { i915_cmdbuffer, 1, 0 } + [DRM_IOCTL_NR(DRM_I915_INIT)] = {i915_dma_init, 1, 1}, + [DRM_IOCTL_NR(DRM_I915_FLUSH)] = {i915_flush_ioctl, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_FLIP)] = {i915_flip_bufs, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_BATCHBUFFER)] = {i915_batchbuffer, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_IRQ_EMIT)] = {i915_irq_emit, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_IRQ_WAIT)] = {i915_irq_wait, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_GETPARAM)] = {i915_getparam, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_SETPARAM)] = {i915_setparam, 1, 1}, + [DRM_IOCTL_NR(DRM_I915_ALLOC)] = {i915_mem_alloc, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_FREE)] = {i915_mem_free, 1, 0}, + [DRM_IOCTL_NR(DRM_I915_INIT_HEAP)] = {i915_mem_init_heap, 1, 1}, + [DRM_IOCTL_NR(DRM_I915_CMDBUFFER)] = {i915_cmdbuffer, 1, 0} }; static struct drm_driver_fn driver_fn = { - .driver_features = DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | - DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED, + .driver_features = + DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | + DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED, .pretakedown = i915_driver_pretakedown, .prerelease = i915_driver_prerelease, .irq_preinstall = i915_driver_irq_preinstall, @@ -84,13 +83,13 @@ static struct drm_driver_fn driver_fn = { .ioctls = ioctls, .num_ioctls = DRM_ARRAY_SIZE(ioctls), .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = drm_mmap, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = drm_mmap, + .fasync = drm_fasync, + }, }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -99,10 +98,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init i915_init(void) @@ -118,6 +117,6 @@ static void __exit i915_exit(void) module_init(i915_init); module_exit(i915_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/mach64_drv.c b/linux-core/mach64_drv.c index 3a65dc1c..ae34e70c 100644 --- a/linux-core/mach64_drv.c +++ b/linux-core/mach64_drv.c @@ -35,30 +35,28 @@ #include "drm_pciids.h" -static int postinit( struct drm_device *dev, unsigned long flags ) +static int postinit(struct drm_device *dev, unsigned long flags) { - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -72,19 +70,21 @@ static struct pci_device_id pciidlist[] = { * */ static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_MACH64_INIT)] = { mach64_dma_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_MACH64_CLEAR)] = { mach64_dma_clear, 1, 0 }, - [DRM_IOCTL_NR(DRM_MACH64_SWAP)] = { mach64_dma_swap, 1, 0 }, - [DRM_IOCTL_NR(DRM_MACH64_IDLE)] = { mach64_dma_idle, 1, 0 }, - [DRM_IOCTL_NR(DRM_MACH64_RESET)] = { mach64_engine_reset, 1, 0 }, - [DRM_IOCTL_NR(DRM_MACH64_VERTEX)] = { mach64_dma_vertex, 1, 0 }, - [DRM_IOCTL_NR(DRM_MACH64_BLIT)] = { mach64_dma_blit, 1, 0 }, - [DRM_IOCTL_NR(DRM_MACH64_FLUSH)] = { mach64_dma_flush, 1, 0 }, - [DRM_IOCTL_NR(DRM_MACH64_GETPARAM)] = { mach64_get_param, 1, 0 }, + [DRM_IOCTL_NR(DRM_MACH64_INIT)] = {mach64_dma_init, 1, 1}, + [DRM_IOCTL_NR(DRM_MACH64_CLEAR)] = {mach64_dma_clear, 1, 0}, + [DRM_IOCTL_NR(DRM_MACH64_SWAP)] = {mach64_dma_swap, 1, 0}, + [DRM_IOCTL_NR(DRM_MACH64_IDLE)] = {mach64_dma_idle, 1, 0}, + [DRM_IOCTL_NR(DRM_MACH64_RESET)] = {mach64_engine_reset, 1, 0}, + [DRM_IOCTL_NR(DRM_MACH64_VERTEX)] = {mach64_dma_vertex, 1, 0}, + [DRM_IOCTL_NR(DRM_MACH64_BLIT)] = {mach64_dma_blit, 1, 0}, + [DRM_IOCTL_NR(DRM_MACH64_FLUSH)] = {mach64_dma_flush, 1, 0}, + [DRM_IOCTL_NR(DRM_MACH64_GETPARAM)] = {mach64_get_param, 1, 0}, }; static struct drm_driver_fn driver_fn = { - .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL, + .driver_features = + DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_HAVE_DMA + | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL, .pretakedown = mach64_driver_pretakedown, .vblank_wait = mach64_driver_vblank_wait, .irq_preinstall = mach64_driver_irq_preinstall, @@ -100,13 +100,13 @@ static struct drm_driver_fn driver_fn = { .num_ioctls = DRM_ARRAY_SIZE(ioctls), .dma_ioctl = mach64_dma_buffers, .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = drm_mmap, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = drm_mmap, + .fasync = drm_fasync, + }, }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -115,10 +115,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init mach64_init(void) @@ -134,6 +134,6 @@ static void __exit mach64_exit(void) module_init(mach64_init); module_exit(mach64_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/mga_drv.c b/linux-core/mga_drv.c index 8787204c..08b6bcb4 100644 --- a/linux-core/mga_drv.c +++ b/linux-core/mga_drv.c @@ -37,35 +37,33 @@ #include "drm_pciids.h" -static int postinit( struct drm_device *dev, unsigned long flags ) +static int postinit(struct drm_device *dev, unsigned long flags) { dev->counters += 3; dev->types[6] = _DRM_STAT_IRQ; dev->types[7] = _DRM_STAT_PRIMARY; dev->types[8] = _DRM_STAT_SECONDARY; - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -74,20 +72,23 @@ static struct pci_device_id pciidlist[] = { }; static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_MGA_INIT)] = { mga_dma_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_MGA_FLUSH)] = { mga_dma_flush, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_RESET)] = { mga_dma_reset, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_SWAP)] = { mga_dma_swap, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_CLEAR)] = { mga_dma_clear, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_VERTEX)] = { mga_dma_vertex, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_INDICES)] = { mga_dma_indices, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_ILOAD)] = { mga_dma_iload, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_BLIT)] = { mga_dma_blit, 1, 0 }, - [DRM_IOCTL_NR(DRM_MGA_GETPARAM)]= { mga_getparam, 1, 0 }, + [DRM_IOCTL_NR(DRM_MGA_INIT)] = {mga_dma_init, 1, 1}, + [DRM_IOCTL_NR(DRM_MGA_FLUSH)] = {mga_dma_flush, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_RESET)] = {mga_dma_reset, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_SWAP)] = {mga_dma_swap, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_CLEAR)] = {mga_dma_clear, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_VERTEX)] = {mga_dma_vertex, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_INDICES)] = {mga_dma_indices, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_ILOAD)] = {mga_dma_iload, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_BLIT)] = {mga_dma_blit, 1, 0}, + [DRM_IOCTL_NR(DRM_MGA_GETPARAM)] = {mga_getparam, 1, 0}, }; static struct drm_driver_fn driver_fn = { - .driver_features = DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL, + .driver_features = + DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | + DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | + DRIVER_IRQ_VBL, .pretakedown = mga_driver_pretakedown, .dma_quiescent = mga_driver_dma_quiescent, .vblank_wait = mga_driver_vblank_wait, @@ -104,13 +105,13 @@ static struct drm_driver_fn driver_fn = { .num_ioctls = DRM_ARRAY_SIZE(ioctls), .dma_ioctl = mga_dma_buffers, .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = drm_mmap, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = drm_mmap, + .fasync = drm_fasync, + }, }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -119,10 +120,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init mga_init(void) @@ -138,6 +139,6 @@ static void __exit mga_exit(void) module_init(mga_init); module_exit(mga_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/r128_drv.c b/linux-core/r128_drv.c index 9c95518f..cead11e4 100644 --- a/linux-core/r128_drv.c +++ b/linux-core/r128_drv.c @@ -38,30 +38,28 @@ #include "drm_pciids.h" -static int postinit( struct drm_device *dev, unsigned long flags ) +static int postinit(struct drm_device *dev, unsigned long flags) { - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -76,27 +74,30 @@ static struct pci_device_id pciidlist[] = { * 2.5 - Add FLIP ioctl, disable FULLSCREEN. */ static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_R128_INIT)] = { r128_cce_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_R128_CCE_START)] = { r128_cce_start, 1, 1 }, - [DRM_IOCTL_NR(DRM_R128_CCE_STOP)] = { r128_cce_stop, 1, 1 }, - [DRM_IOCTL_NR(DRM_R128_CCE_RESET)] = { r128_cce_reset, 1, 1 }, - [DRM_IOCTL_NR(DRM_R128_CCE_IDLE)] = { r128_cce_idle, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_RESET)] = { r128_engine_reset, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_FULLSCREEN)] = { r128_fullscreen, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_SWAP)] = { r128_cce_swap, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_FLIP)] = { r128_cce_flip, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_CLEAR)] = { r128_cce_clear, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_VERTEX)] = { r128_cce_vertex, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_INDICES)] = { r128_cce_indices, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_BLIT)] = { r128_cce_blit, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_DEPTH)] = { r128_cce_depth, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_STIPPLE)] = { r128_cce_stipple, 1, 0 }, - [DRM_IOCTL_NR(DRM_R128_INDIRECT)] = { r128_cce_indirect, 1, 1 }, - [DRM_IOCTL_NR(DRM_R128_GETPARAM)] = { r128_getparam, 1, 0 }, + [DRM_IOCTL_NR(DRM_R128_INIT)] = {r128_cce_init, 1, 1}, + [DRM_IOCTL_NR(DRM_R128_CCE_START)] = {r128_cce_start, 1, 1}, + [DRM_IOCTL_NR(DRM_R128_CCE_STOP)] = {r128_cce_stop, 1, 1}, + [DRM_IOCTL_NR(DRM_R128_CCE_RESET)] = {r128_cce_reset, 1, 1}, + [DRM_IOCTL_NR(DRM_R128_CCE_IDLE)] = {r128_cce_idle, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_RESET)] = {r128_engine_reset, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_FULLSCREEN)] = {r128_fullscreen, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_SWAP)] = {r128_cce_swap, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_FLIP)] = {r128_cce_flip, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_CLEAR)] = {r128_cce_clear, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_VERTEX)] = {r128_cce_vertex, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_INDICES)] = {r128_cce_indices, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_BLIT)] = {r128_cce_blit, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_DEPTH)] = {r128_cce_depth, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_STIPPLE)] = {r128_cce_stipple, 1, 0}, + [DRM_IOCTL_NR(DRM_R128_INDIRECT)] = {r128_cce_indirect, 1, 1}, + [DRM_IOCTL_NR(DRM_R128_GETPARAM)] = {r128_getparam, 1, 0}, }; static struct drm_driver_fn driver_fn = { - .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL, + .driver_features = + DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | + DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | + DRIVER_IRQ_VBL, .dev_priv_size = sizeof(drm_r128_buf_priv_t), .prerelease = r128_driver_prerelease, .pretakedown = r128_driver_pretakedown, @@ -114,13 +115,14 @@ static struct drm_driver_fn driver_fn = { .num_ioctls = DRM_ARRAY_SIZE(ioctls), .dma_ioctl = r128_cce_buffers, .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = drm_mmap, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = drm_mmap, + .fasync = drm_fasync, + } + , }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -129,10 +131,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init r128_init(void) @@ -148,6 +150,6 @@ static void __exit r128_exit(void) module_init(r128_init); module_exit(r128_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/radeon_drv.c b/linux-core/radeon_drv.c index 43c5c7ef..2ae1838f 100644 --- a/linux-core/radeon_drv.c +++ b/linux-core/radeon_drv.c @@ -29,7 +29,6 @@ * OTHER DEALINGS IN THE SOFTWARE. */ - #include <linux/config.h> #include "drmP.h" #include "drm.h" @@ -39,30 +38,28 @@ #include "drm_pciids.h" -static int postinit( struct drm_device *dev, unsigned long flags ) +static int postinit(struct drm_device *dev, unsigned long flags) { - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -98,41 +95,44 @@ static struct pci_device_id pciidlist[] = { * 1.9 - Add DRM_IOCTL_RADEON_CP_RESUME ioctl. * Add texture rectangle support for r100. * 1.10- Add SETPARAM ioctl; first parameter to set is FB_LOCATION, which - * clients use to tell the DRM where they think the framebuffer is + * clients use to tell the DRM where they think the framebuffer is * located in the card's address space * 1.11- Add packet R200_EMIT_RB3D_BLENDCOLOR to support GL_EXT_blend_color * and GL_EXT_blend_[func|equation]_separate on r200 */ static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_RADEON_CP_INIT)] = { radeon_cp_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_RADEON_CP_START)] = { radeon_cp_start, 1, 1 }, - [DRM_IOCTL_NR(DRM_RADEON_CP_STOP)] = { radeon_cp_stop, 1, 1 }, - [DRM_IOCTL_NR(DRM_RADEON_CP_RESET)] = { radeon_cp_reset, 1, 1 }, - [DRM_IOCTL_NR(DRM_RADEON_CP_IDLE)] = { radeon_cp_idle, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_CP_RESUME)] = { radeon_cp_resume, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_RESET)] = { radeon_engine_reset, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_FULLSCREEN)] = { radeon_fullscreen, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_SWAP)] = { radeon_cp_swap, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_CLEAR)] = { radeon_cp_clear, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_VERTEX)] = { radeon_cp_vertex, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_INDICES)] = { radeon_cp_indices, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_TEXTURE)] = { radeon_cp_texture, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_STIPPLE)] = { radeon_cp_stipple, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_INDIRECT)] = { radeon_cp_indirect, 1, 1 }, - [DRM_IOCTL_NR(DRM_RADEON_VERTEX2)] = { radeon_cp_vertex2, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_CMDBUF)] = { radeon_cp_cmdbuf, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_GETPARAM)] = { radeon_cp_getparam, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_FLIP)] = { radeon_cp_flip, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_ALLOC)] = { radeon_mem_alloc, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_FREE)] = { radeon_mem_free, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_INIT_HEAP)] = { radeon_mem_init_heap,1, 1 }, - [DRM_IOCTL_NR(DRM_RADEON_IRQ_EMIT)] = { radeon_irq_emit, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_IRQ_WAIT)] = { radeon_irq_wait, 1, 0 }, - [DRM_IOCTL_NR(DRM_RADEON_SETPARAM)] = { radeon_cp_setparam, 1, 0 }, + [DRM_IOCTL_NR(DRM_RADEON_CP_INIT)] = {radeon_cp_init, 1, 1}, + [DRM_IOCTL_NR(DRM_RADEON_CP_START)] = {radeon_cp_start, 1, 1}, + [DRM_IOCTL_NR(DRM_RADEON_CP_STOP)] = {radeon_cp_stop, 1, 1}, + [DRM_IOCTL_NR(DRM_RADEON_CP_RESET)] = {radeon_cp_reset, 1, 1}, + [DRM_IOCTL_NR(DRM_RADEON_CP_IDLE)] = {radeon_cp_idle, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_CP_RESUME)] = {radeon_cp_resume, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_RESET)] = {radeon_engine_reset, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_FULLSCREEN)] = {radeon_fullscreen, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_SWAP)] = {radeon_cp_swap, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_CLEAR)] = {radeon_cp_clear, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_VERTEX)] = {radeon_cp_vertex, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_INDICES)] = {radeon_cp_indices, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_TEXTURE)] = {radeon_cp_texture, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_STIPPLE)] = {radeon_cp_stipple, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_INDIRECT)] = {radeon_cp_indirect, 1, 1}, + [DRM_IOCTL_NR(DRM_RADEON_VERTEX2)] = {radeon_cp_vertex2, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_CMDBUF)] = {radeon_cp_cmdbuf, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_GETPARAM)] = {radeon_cp_getparam, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_FLIP)] = {radeon_cp_flip, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_ALLOC)] = {radeon_mem_alloc, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_FREE)] = {radeon_mem_free, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_INIT_HEAP)] = {radeon_mem_init_heap, 1, 1}, + [DRM_IOCTL_NR(DRM_RADEON_IRQ_EMIT)] = {radeon_irq_emit, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_IRQ_WAIT)] = {radeon_irq_wait, 1, 0}, + [DRM_IOCTL_NR(DRM_RADEON_SETPARAM)] = {radeon_cp_setparam, 1, 0}, }; static struct drm_driver_fn driver_fn = { - .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL, + .driver_features = + DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | + DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | + DRIVER_IRQ_VBL, .dev_priv_size = sizeof(drm_radeon_buf_priv_t), .preinit = radeon_preinit, .postinit = radeon_postinit, @@ -155,13 +155,14 @@ static struct drm_driver_fn driver_fn = { .num_ioctls = DRM_ARRAY_SIZE(ioctls), .dma_ioctl = radeon_cp_buffers, .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = drm_mmap, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = drm_mmap, + .fasync = drm_fasync, + } + , }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -170,10 +171,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init radeon_init(void) @@ -189,6 +190,6 @@ static void __exit radeon_exit(void) module_init(radeon_init); module_exit(radeon_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/radeon_i2c.c b/linux-core/radeon_i2c.c index 5073884c..bd35f17f 100644 --- a/linux-core/radeon_i2c.c +++ b/linux-core/radeon_i2c.c @@ -31,7 +31,7 @@ #include "radeon_drm.h" #include "radeon_drv.h" -static void gpio_setscl(void* data, int state) +static void gpio_setscl(void *data, int state) { struct radeon_i2c_chan *chan = data; drm_radeon_private_t *dev_priv = chan->dev->dev_private; @@ -45,7 +45,7 @@ static void gpio_setscl(void* data, int state) (void)RADEON_READ(chan->ddc_reg); } -static void gpio_setsda(void* data, int state) +static void gpio_setsda(void *data, int state) { struct radeon_i2c_chan *chan = data; drm_radeon_private_t *dev_priv = chan->dev->dev_private; @@ -59,7 +59,7 @@ static void gpio_setsda(void* data, int state) (void)RADEON_READ(chan->ddc_reg); } -static int gpio_getscl(void* data) +static int gpio_getscl(void *data) { struct radeon_i2c_chan *chan = data; drm_radeon_private_t *dev_priv = chan->dev->dev_private; @@ -70,12 +70,12 @@ static int gpio_getscl(void* data) return (val & VGA_DDC_CLK_INPUT) ? 1 : 0; } -static int gpio_getsda(void* data) +static int gpio_getsda(void *data) { struct radeon_i2c_chan *chan = data; drm_radeon_private_t *dev_priv = chan->dev->dev_private; u32 val; - + val = RADEON_READ(chan->ddc_reg); return (val & VGA_DDC_DATA_INPUT) ? 1 : 0; @@ -86,17 +86,17 @@ static int setup_i2c_bus(struct radeon_i2c_chan *chan, const char *name) int rc; strcpy(chan->adapter.name, name); - chan->adapter.owner = THIS_MODULE; - chan->adapter.id = I2C_ALGO_ATI; - chan->adapter.algo_data = &chan->algo; - chan->adapter.dev.parent = &chan->dev->pdev->dev; - chan->algo.setsda = gpio_setsda; - chan->algo.setscl = gpio_setscl; - chan->algo.getsda = gpio_getsda; - chan->algo.getscl = gpio_getscl; - chan->algo.udelay = 40; - chan->algo.timeout = 20; - chan->algo.data = chan; + chan->adapter.owner = THIS_MODULE; + chan->adapter.id = I2C_ALGO_ATI; + chan->adapter.algo_data = &chan->algo; + chan->adapter.dev.parent = &chan->dev->pdev->dev; + chan->algo.setsda = gpio_setsda; + chan->algo.setscl = gpio_setscl; + chan->algo.getsda = gpio_getsda; + chan->algo.getscl = gpio_getscl; + chan->algo.udelay = 40; + chan->algo.timeout = 20; + chan->algo.data = chan; i2c_set_adapdata(&chan->adapter, chan); @@ -113,7 +113,7 @@ static int setup_i2c_bus(struct radeon_i2c_chan *chan, const char *name) return rc; } -int radeon_create_i2c_busses(drm_device_t *dev) +int radeon_create_i2c_busses(drm_device_t * dev) { drm_radeon_private_t *dev_priv = dev->dev_private; int ret; @@ -140,11 +140,11 @@ int radeon_create_i2c_busses(drm_device_t *dev) return 0; } -void radeon_delete_i2c_busses(drm_device_t *dev) +void radeon_delete_i2c_busses(drm_device_t * dev) { drm_radeon_private_t *dev_priv = dev->dev_private; int i, ret; - + for (i = 0; i < 4; i++) { if (dev_priv->i2c[i].dev) { ret = i2c_bit_del_bus(&dev_priv->i2c[i].adapter); diff --git a/linux-core/radeon_i2c.h b/linux-core/radeon_i2c.h index 2adc6723..6fc1519d 100644 --- a/linux-core/radeon_i2c.h +++ b/linux-core/radeon_i2c.h @@ -17,13 +17,11 @@ #include <linux/i2c-algo-bit.h> struct radeon_i2c_chan { - drm_device_t *dev; - u32 ddc_reg; - struct i2c_adapter adapter; - struct i2c_algo_bit_data algo; + drm_device_t *dev; + u32 ddc_reg; + struct i2c_adapter adapter; + struct i2c_algo_bit_data algo; }; -extern int radeon_create_i2c_busses(drm_device_t *dev); -extern void radeon_delete_i2c_busses(drm_device_t *dev); - - +extern int radeon_create_i2c_busses(drm_device_t * dev); +extern void radeon_delete_i2c_busses(drm_device_t * dev); diff --git a/linux-core/savage_dma.c b/linux-core/savage_dma.c index 401fd942..eb21b09a 100644 --- a/linux-core/savage_dma.c +++ b/linux-core/savage_dma.c @@ -22,59 +22,58 @@ * DEALINGS IN THE SOFTWARE. */ - /*=========================================================*/ +#include <linux/interrupt.h> /* For task queue support */ +#include <linux/delay.h> + #include "drmP.h" #include "savage_drm.h" #include "savage_drv.h" -#include <linux/interrupt.h> /* For task queue support */ -#include <linux/delay.h> - #define SAVAGE_DEFAULT_USEC_TIMEOUT 10000 #define SAVAGE_FREELIST_DEBUG 0 -int savage_preinit( drm_device_t *dev, unsigned long chipset ) +int savage_preinit(drm_device_t * dev, unsigned long chipset) { drm_savage_private_t *dev_priv; unsigned mmioBase, fbBase, fbSize, apertureBase; int ret = 0; - dev_priv = drm_alloc( sizeof(drm_savage_private_t), DRM_MEM_DRIVER ); - if ( dev_priv == NULL ) + dev_priv = drm_alloc(sizeof(drm_savage_private_t), DRM_MEM_DRIVER); + if (dev_priv == NULL) return DRM_ERR(ENOMEM); - memset( dev_priv, 0, sizeof(drm_savage_private_t) ); + memset(dev_priv, 0, sizeof(drm_savage_private_t)); dev->dev_private = (void *)dev_priv; dev_priv->chipset = (enum savage_family)chipset; - if( S3_SAVAGE3D_SERIES(dev_priv->chipset) ) { - fbBase = pci_resource_start( dev->pdev, 0 ); + if (S3_SAVAGE3D_SERIES(dev_priv->chipset)) { + fbBase = pci_resource_start(dev->pdev, 0); fbSize = SAVAGE_FB_SIZE_S3; mmioBase = fbBase + fbSize; apertureBase = fbBase + SAVAGE_APERTURE_OFFSET; - } else if( chipset != S3_SUPERSAVAGE ) { - mmioBase = pci_resource_start( dev->pdev, 0 ); - fbBase = pci_resource_start( dev->pdev, 1 ); + } else if (chipset != S3_SUPERSAVAGE) { + mmioBase = pci_resource_start(dev->pdev, 0); + fbBase = pci_resource_start(dev->pdev, 1); fbSize = SAVAGE_FB_SIZE_S4; apertureBase = fbBase + SAVAGE_APERTURE_OFFSET; } else { - mmioBase = pci_resource_start( dev->pdev, 0 ); - fbBase = pci_resource_start( dev->pdev, 1 ); - fbSize = pci_resource_len( dev->pdev, 1 ); - apertureBase = pci_resource_start( dev->pdev, 2 ); + mmioBase = pci_resource_start(dev->pdev, 0); + fbBase = pci_resource_start(dev->pdev, 1); + fbSize = pci_resource_len(dev->pdev, 1); + apertureBase = pci_resource_start(dev->pdev, 2); } - if( (ret = drm_initmap( dev, mmioBase, SAVAGE_MMIO_SIZE, - _DRM_REGISTERS, 0 ))) + if ((ret = drm_initmap(dev, mmioBase, SAVAGE_MMIO_SIZE, + _DRM_REGISTERS, 0))) return ret; - if( (ret = drm_initmap( dev, fbBase, fbSize, - _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING ))) + if ((ret = drm_initmap(dev, fbBase, fbSize, + _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING))) return ret; - if( (ret = drm_initmap( dev, apertureBase, SAVAGE_APERTURE_SIZE, - _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING ))) + if ((ret = drm_initmap(dev, apertureBase, SAVAGE_APERTURE_SIZE, + _DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING))) return ret; return ret; diff --git a/linux-core/savage_drm.h b/linux-core/savage_drm.h index f7d4f404..ee06d68a 100644 --- a/linux-core/savage_drm.h +++ b/linux-core/savage_drm.h @@ -34,22 +34,20 @@ #define DRM_SAVAGE_MEM_LOCATION_AGP 2 #define DRM_SAVAGE_DMA_AGP_SIZE (16*1024*1024) -typedef struct drm_savage_alloc_cont_mem -{ - size_t size; /*size of buffer*/ - unsigned long type; /*4k page or word*/ - unsigned long alignment; - unsigned long location; /*agp or pci*/ - - unsigned long phyaddress; - unsigned long linear; +typedef struct drm_savage_alloc_cont_mem { + size_t size; /*size of buffer */ + unsigned long type; /*4k page or word */ + unsigned long alignment; + unsigned long location; /*agp or pci */ + + unsigned long phyaddress; + unsigned long linear; } drm_savage_alloc_cont_mem_t; -typedef struct drm_savage_get_physcis_address -{ - unsigned long v_address; - unsigned long p_address; -}drm_savage_get_physcis_address_t; +typedef struct drm_savage_get_physcis_address { + unsigned long v_address; + unsigned long p_address; +} drm_savage_get_physcis_address_t; /*ioctl number*/ #define DRM_IOCTL_SAVAGE_ALLOC_CONTINUOUS_MEM \ @@ -69,12 +67,12 @@ typedef struct drm_savage_get_physcis_address #define SAVAGE_UPLOAD_CTX 0x1 #define SAVAGE_UPLOAD_TEX0 0x2 #define SAVAGE_UPLOAD_TEX1 0x4 -#define SAVAGE_UPLOAD_PIPE 0x8 /* <- seems should be removed, Jiayo Hsu */ -#define SAVAGE_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */ -#define SAVAGE_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */ +#define SAVAGE_UPLOAD_PIPE 0x8 /* <- seems should be removed, Jiayo Hsu */ +#define SAVAGE_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */ +#define SAVAGE_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */ #define SAVAGE_UPLOAD_2D 0x40 -#define SAVAGE_WAIT_AGE 0x80 /* handled client-side */ -#define SAVAGE_UPLOAD_CLIPRECTS 0x100 /* handled client-side */ +#define SAVAGE_WAIT_AGE 0x80 /* handled client-side */ +#define SAVAGE_UPLOAD_CLIPRECTS 0x100 /* handled client-side */ /*frank:add Buffer state 2001/11/15*/ #define SAVAGE_UPLOAD_BUFFERS 0x200 /* original marked off in MGA drivers , Jiayo Hsu Oct.23,2001 */ @@ -93,10 +91,10 @@ typedef struct drm_savage_get_physcis_address #define SAVAGE_CARD_HEAP 0 #define SAVAGE_AGP_HEAP 1 #define SAVAGE_NR_TEX_HEAPS 2 -#define SAVAGE_NR_TEX_REGIONS 16 /* num. of global texture manage list element*/ -#define SAVAGE_LOG_MIN_TEX_REGION_SIZE 16 /* each region 64K, Jiayo Hsu */ +#define SAVAGE_NR_TEX_REGIONS 16 /* num. of global texture manage list element */ +#define SAVAGE_LOG_MIN_TEX_REGION_SIZE 16 /* each region 64K, Jiayo Hsu */ -#endif /* __SAVAGE_SAREA_DEFINES__ */ +#endif /* __SAVAGE_SAREA_DEFINES__ */ /* drm_tex_region_t define in drm.h */ @@ -108,22 +106,21 @@ typedef struct { unsigned int pitch; } drm_savage_server_regs_t; - typedef struct _drm_savage_sarea { /* The channel for communication of state information to the kernel * on firing a vertex dma buffer. */ - unsigned int setup[28]; /* 3D context registers */ - drm_savage_server_regs_t server_state; - - unsigned int dirty; - - unsigned int vertsize; /* vertext size */ + unsigned int setup[28]; /* 3D context registers */ + drm_savage_server_regs_t server_state; + + unsigned int dirty; + + unsigned int vertsize; /* vertext size */ /* The current cliprects, or a subset thereof. */ - drm_clip_rect_t boxes[SAVAGE_NR_SAREA_CLIPRECTS]; - unsigned int nbox; + drm_clip_rect_t boxes[SAVAGE_NR_SAREA_CLIPRECTS]; + unsigned int nbox; /* Information about the most recently used 3d drawable. The * client fills in the req_* fields, the server fills in the @@ -132,58 +129,56 @@ typedef struct _drm_savage_sarea { * The client clears the exported_drawable field before * clobbering the boxes data. */ - unsigned int req_drawable; /* the X drawable id */ - unsigned int req_draw_buffer; /* SAVAGE_FRONT or SAVAGE_BACK */ + unsigned int req_drawable; /* the X drawable id */ + unsigned int req_draw_buffer; /* SAVAGE_FRONT or SAVAGE_BACK */ - unsigned int exported_drawable; + unsigned int exported_drawable; unsigned int exported_index; - unsigned int exported_stamp; - unsigned int exported_buffers; - unsigned int exported_nfront; - unsigned int exported_nback; + unsigned int exported_stamp; + unsigned int exported_buffers; + unsigned int exported_nfront; + unsigned int exported_nback; int exported_back_x, exported_front_x, exported_w; int exported_back_y, exported_front_y, exported_h; - drm_clip_rect_t exported_boxes[SAVAGE_NR_SAREA_CLIPRECTS]; + drm_clip_rect_t exported_boxes[SAVAGE_NR_SAREA_CLIPRECTS]; /* Counters for aging textures and for client-side throttling. */ unsigned int status[4]; - /* LRU lists for texture memory in agp space and on the card. */ - drm_tex_region_t texList[SAVAGE_NR_TEX_HEAPS][SAVAGE_NR_TEX_REGIONS+1]; + drm_tex_region_t texList[SAVAGE_NR_TEX_HEAPS][SAVAGE_NR_TEX_REGIONS + + 1]; unsigned int texAge[SAVAGE_NR_TEX_HEAPS]; /* Mechanism to validate card state. */ - int ctxOwner; - unsigned long shadow_status[64];/*too big?*/ + int ctxOwner; + unsigned long shadow_status[64]; /*too big? */ - /*agp offset*/ + /*agp offset */ unsigned long agp_offset; -} drm_savage_sarea_t,*drm_savage_sarea_ptr; - - +} drm_savage_sarea_t, *drm_savage_sarea_ptr; typedef struct drm_savage_init { - unsigned long sarea_priv_offset; + unsigned long sarea_priv_offset; int chipset; - int sgram; + int sgram; unsigned int maccess; - unsigned int fb_cpp; + unsigned int fb_cpp; unsigned int front_offset, front_pitch; - unsigned int back_offset, back_pitch; + unsigned int back_offset, back_pitch; - unsigned int depth_cpp; - unsigned int depth_offset, depth_pitch; + unsigned int depth_cpp; + unsigned int depth_offset, depth_pitch; - unsigned int texture_offset[SAVAGE_NR_TEX_HEAPS]; - unsigned int texture_size[SAVAGE_NR_TEX_HEAPS]; + unsigned int texture_offset[SAVAGE_NR_TEX_HEAPS]; + unsigned int texture_size[SAVAGE_NR_TEX_HEAPS]; unsigned long fb_offset; unsigned long mmio_offset; @@ -192,7 +187,7 @@ typedef struct drm_savage_init { typedef struct drm_savage_fullscreen { enum { - SAVAGE_INIT_FULLSCREEN = 0x01, + SAVAGE_INIT_FULLSCREEN = 0x01, SAVAGE_CLEANUP_FULLSCREEN = 0x02 } func; } drm_savage_fullscreen_t; @@ -206,16 +201,16 @@ typedef struct drm_savage_clear { } drm_savage_clear_t; typedef struct drm_savage_vertex { - int idx; /* buffer to queue */ - int used; /* bytes in use */ - int discard; /* client finished with buffer? */ + int idx; /* buffer to queue */ + int used; /* bytes in use */ + int discard; /* client finished with buffer? */ } drm_savage_vertex_t; typedef struct drm_savage_indices { - int idx; /* buffer to queue */ + int idx; /* buffer to queue */ unsigned int start; unsigned int end; - int discard; /* client finished with buffer? */ + int discard; /* client finished with buffer? */ } drm_savage_indices_t; typedef struct drm_savage_iload { @@ -231,7 +226,7 @@ typedef struct _drm_savage_blit { int src_pitch, dst_pitch; int delta_sx, delta_sy; int delta_dx, delta_dy; - int height, ydir; /* flip image vertically */ + int height, ydir; /* flip image vertically */ int source_pitch, dest_pitch; } drm_savage_blit_t; diff --git a/linux-core/savage_drv.c b/linux-core/savage_drv.c index 9f02f81f..db7dbe0d 100644 --- a/linux-core/savage_drv.c +++ b/linux-core/savage_drv.c @@ -46,14 +46,14 @@ int savage_alloc_continuous_mem(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_savage_alloc_cont_mem_t cont_mem; + drm_savage_alloc_cont_mem_t cont_mem; unsigned long size,addr; void * ret; int i; mem_map_t *p; pgprot_t flags; - /* add to list */ + /* add to list */ drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_map_t *map; @@ -61,33 +61,33 @@ int savage_alloc_continuous_mem(struct inode *inode, struct file *filp, if (copy_from_user(&cont_mem,(drm_savage_alloc_cont_mem_t *)arg,sizeof(cont_mem))) return -EFAULT; - + map = savage_alloc)( sizeof(*map), DRM_MEM_MAPS ); if ( !map ) return -ENOMEM; - + /*check the parameters*/ if (cont_mem.size <= 0 ) return -EINVAL; - + size = cont_mem.type * cont_mem.size; printk("[drm]JTLIsize = %lu\n",size); - + ret = (void *)__get_free_pages(GFP_KERNEL, get_order(size)); if (ret == NULL) { printk("Kalloc error\n"); return 0; } - + /*set the reserverd flag so that the remap_page_range can map these page*/ for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) SetPageReserved(p); - + cont_mem.phyaddress = virt_to_bus(ret); cont_mem.location = DRM_SAVAGE_MEM_LOCATION_PCI; /* pci only at present*/ - - + + /*Map the memory to user space*/ down_write(¤t->mm->mmap_sem); addr=do_mmap(NULL,0,size,PROT_READ|PROT_WRITE,MAP_PRIVATE,cont_mem.phyaddress); @@ -97,19 +97,19 @@ int savage_alloc_continuous_mem(struct inode *inode, struct file *filp, if (remap_page_range(addr,cont_mem.phyaddress,size,flags)) return -EFAULT; up_write(¤t->mm->mmap_sem); - + for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) ClearPageReserved(p); - + cont_mem.linear = addr; - + /*map list*/ map->handle = ret; /* to distinguish with other*/ map->offset = cont_mem.phyaddress; map->size = size; map->mtrr=-1; /*map-flags,type??*/ - + list = savage_alloc)(sizeof(*list), DRM_MEM_MAPS); if(!list) { savage_free)(map, sizeof(*map), DRM_MEM_MAPS); @@ -117,54 +117,54 @@ int savage_alloc_continuous_mem(struct inode *inode, struct file *filp, } memset(list, 0, sizeof(*list)); list->map = map; - + down(&dev->struct_sem); list_add(&list->head, &dev->maplist->head); up(&dev->struct_sem); - + if (copy_to_user((drm_savage_alloc_cont_mem_t *)arg,&cont_mem,sizeof(cont_mem))) return -EFAULT; for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) atomic_set(&p->count,1); - return 1;/*success*/ + return 1;/*success*/ } int savage_get_physics_address(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - + drm_savage_get_physcis_address_t req; unsigned long buf; pgd_t *pgd; pmd_t *pmd; pte_t *pte; struct mm_struct *mm; - + if (copy_from_user(&req,(drm_savage_get_physcis_address_t *)arg,sizeof(req))) return -EFAULT; buf = req.v_address; - + /*What kind of virtual address ?*/ if (buf >= (unsigned long)high_memory) mm = &init_mm; else mm = current->mm; - + #ifdef LINUX_24 spin_lock(&mm->page_table_lock); #endif - + pgd=pgd_offset(mm,buf); pmd=pmd_offset(pgd,buf); pte=pte_offset_map(pmd,buf); - + if (!pte_present(*pte)) return -EFAULT; - + req.p_address = ((pte_val(*pte) &PAGE_MASK) |( buf&(PAGE_SIZE-1))); - + if (copy_to_user((drm_savage_get_physcis_address_t *)arg,&req,sizeof(req))) return -EFAULT; return 1; @@ -174,10 +174,10 @@ int savage_get_physics_address(struct inode *inode, struct file *filp, int savage_free_cont_mem(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_savage_alloc_cont_mem_t cont_mem; + drm_savage_alloc_cont_mem_t cont_mem; unsigned long size; - /*map list */ + /*map list */ drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; drm_map_t *map; @@ -194,10 +194,10 @@ int savage_free_cont_mem(struct inode *inode, struct file *filp, list_for_each(list,&dev->maplist->head) { r_list = (drm_map_list_t *) list; - + if(r_list->map && r_list->map->offset == cont_mem.phyaddress ) - break; + break; } /*find none*/ if(list == (&dev->maplist->head)) { @@ -279,7 +279,7 @@ static drm_ioctl_desc_t ioctls[] = { [DRM_IOCTL_NR(DRM_SAVAGE_ALLOC_CONTINUOUS_MEM)] = {savage_alloc_continuous_mem, 1, 0}, [DRM_IOCTL_NR(DRM_SAVAGE_GET_PHYSICS_ADDRESS)] = {savage_get_physics_address, 1, 0}, [DRM_IOCTL_NR(DRM_SAVAGE_FREE_CONTINUOUS_MEM)] = {savage_free_cont_mem, 1, 0}, -#endif +#endif }; static struct drm_driver_fn driver_fn = { diff --git a/linux-core/savage_drv.h b/linux-core/savage_drv.h index 4931d74a..69ae8692 100644 --- a/linux-core/savage_drv.h +++ b/linux-core/savage_drv.h @@ -26,19 +26,19 @@ /* these chip tags should match the ones in the 2D driver in savage_regs.h. */ enum savage_family { - S3_UNKNOWN = 0, - S3_SAVAGE3D, - S3_SAVAGE_MX, - S3_SAVAGE4, - S3_PROSAVAGE, - S3_TWISTER, - S3_PROSAVAGEDDR, - S3_SUPERSAVAGE, - S3_SAVAGE2000, - S3_LAST + S3_UNKNOWN = 0, + S3_SAVAGE3D, + S3_SAVAGE_MX, + S3_SAVAGE4, + S3_PROSAVAGE, + S3_TWISTER, + S3_PROSAVAGEDDR, + S3_SUPERSAVAGE, + S3_SAVAGE2000, + S3_LAST }; -extern int savage_preinit( drm_device_t *dev, unsigned long chipset ); +extern int savage_preinit(drm_device_t * dev, unsigned long chipset); #define S3_SAVAGE3D_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE_MX)) @@ -62,13 +62,13 @@ typedef struct drm_savage_private { enum savage_family chipset; unsigned flags; - + } drm_savage_private_t; -#define SAVAGE_FB_SIZE_S3 0x01000000 /* 16MB */ -#define SAVAGE_FB_SIZE_S4 0x02000000 /* 32MB */ -#define SAVAGE_MMIO_SIZE 0x00080000 /* 512kB */ -#define SAVAGE_APERTURE_OFFSET 0x02000000 /* 32MB */ -#define SAVAGE_APERTURE_SIZE 0x05000000 /* 5 tiled surfaces, 16MB each */ +#define SAVAGE_FB_SIZE_S3 0x01000000 /* 16MB */ +#define SAVAGE_FB_SIZE_S4 0x02000000 /* 32MB */ +#define SAVAGE_MMIO_SIZE 0x00080000 /* 512kB */ +#define SAVAGE_APERTURE_OFFSET 0x02000000 /* 32MB */ +#define SAVAGE_APERTURE_SIZE 0x05000000 /* 5 tiled surfaces, 16MB each */ -#endif /* end #ifndef __SAVAGE_DRV_ */ +#endif /* end #ifndef __SAVAGE_DRV_ */ diff --git a/linux-core/sis_drv.c b/linux-core/sis_drv.c index d455dbc5..4db7b5c7 100644 --- a/linux-core/sis_drv.c +++ b/linux-core/sis_drv.c @@ -10,11 +10,11 @@ * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL @@ -32,30 +32,28 @@ #include "drm_pciids.h" -static int postinit( struct drm_device *dev, unsigned long flags ) +static int postinit(struct drm_device *dev, unsigned long flags) { - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -64,12 +62,12 @@ static struct pci_device_id pciidlist[] = { }; static drm_ioctl_desc_t ioctls[] = { - [DRM_IOCTL_NR(DRM_SIS_FB_ALLOC)] = { sis_fb_alloc, 1, 0 }, - [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = { sis_fb_free, 1, 0 }, - [DRM_IOCTL_NR(DRM_SIS_AGP_INIT)] = { sis_ioctl_agp_init, 1, 1 }, - [DRM_IOCTL_NR(DRM_SIS_AGP_ALLOC)] = { sis_ioctl_agp_alloc, 1, 0 }, - [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = { sis_ioctl_agp_free, 1, 0 }, - [DRM_IOCTL_NR(DRM_SIS_FB_INIT)] = { sis_fb_init, 1, 1 } + [DRM_IOCTL_NR(DRM_SIS_FB_ALLOC)] = {sis_fb_alloc, 1, 0}, + [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = {sis_fb_free, 1, 0}, + [DRM_IOCTL_NR(DRM_SIS_AGP_INIT)] = {sis_ioctl_agp_init, 1, 1}, + [DRM_IOCTL_NR(DRM_SIS_AGP_ALLOC)] = {sis_ioctl_agp_alloc, 1, 0}, + [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = {sis_ioctl_agp_free, 1, 0}, + [DRM_IOCTL_NR(DRM_SIS_FB_INIT)] = {sis_fb_init, 1, 1} }; static struct drm_driver_fn driver_fn = { @@ -84,13 +82,13 @@ static struct drm_driver_fn driver_fn = { .ioctls = ioctls, .num_ioctls = DRM_ARRAY_SIZE(ioctls), .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = drm_mmap, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = drm_mmap, + .fasync = drm_fasync, + }, }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -99,10 +97,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init sis_init(void) @@ -118,6 +116,6 @@ static void __exit sis_exit(void) module_init(sis_init); module_exit(sis_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); diff --git a/linux-core/tdfx_drv.c b/linux-core/tdfx_drv.c index db00fa5a..78aad6fc 100644 --- a/linux-core/tdfx_drv.c +++ b/linux-core/tdfx_drv.c @@ -36,30 +36,28 @@ #include "drm_pciids.h" -static int postinit( struct drm_device *dev, unsigned long flags ) +static int postinit(struct drm_device *dev, unsigned long flags) { - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - dev->minor, - pci_pretty_name(dev->pdev) - ); + DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n", + DRIVER_NAME, + DRIVER_MAJOR, + DRIVER_MINOR, + DRIVER_PATCHLEVEL, + DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev) + ); return 0; } -static int version( drm_version_t *version ) +static int version(drm_version_t * version) { int len; version->version_major = DRIVER_MAJOR; version->version_minor = DRIVER_MINOR; version->version_patchlevel = DRIVER_PATCHLEVEL; - DRM_COPY( version->name, DRIVER_NAME ); - DRM_COPY( version->date, DRIVER_DATE ); - DRM_COPY( version->desc, DRIVER_DESC ); + DRM_COPY(version->name, DRIVER_NAME); + DRM_COPY(version->date, DRIVER_DATE); + DRM_COPY(version->desc, DRIVER_DESC); return 0; } @@ -75,13 +73,13 @@ static struct drm_driver_fn driver_fn = { .postinit = postinit, .version = version, .fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .ioctl = drm_ioctl, - .mmap = drm_mmap, - .fasync = drm_fasync, - }, + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .ioctl = drm_ioctl, + .mmap = drm_mmap, + .fasync = drm_fasync, + }, }; static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) @@ -90,10 +88,10 @@ static int probe(struct pci_dev *pdev, const struct pci_device_id *ent) } static struct pci_driver driver = { - .name = DRIVER_NAME, - .id_table = pciidlist, - .probe = probe, - .remove = __devexit_p(drm_cleanup_pci), + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = probe, + .remove = __devexit_p(drm_cleanup_pci), }; static int __init tdfx_init(void) @@ -109,6 +107,6 @@ static void __exit tdfx_exit(void) module_init(tdfx_init); module_exit(tdfx_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL and additional rights"); |