diff options
Diffstat (limited to 'linux-core/drmP.h')
| -rw-r--r-- | linux-core/drmP.h | 136 |
1 files changed, 98 insertions, 38 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h index 33f3649e..297d8d60 100644 --- a/linux-core/drmP.h +++ b/linux-core/drmP.h @@ -173,6 +173,8 @@ struct drm_file; #include "drm_compat.h" +#include "drm_crtc.h" + /***********************************************************************/ /** \name Macros to make printk easier */ /*@{*/ @@ -260,11 +262,11 @@ struct drm_file; */ #define LOCK_TEST_WITH_RETURN( dev, file_priv ) \ do { \ - if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ - dev->lock.file_priv != file_priv ) { \ + if ( !_DRM_LOCK_IS_HELD( file_priv->master->lock.hw_lock->lock ) || \ + file_priv->master->lock.file_priv != file_priv ) { \ DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\ - __FUNCTION__, _DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ),\ - dev->lock.file_priv, file_priv ); \ + __FUNCTION__, _DRM_LOCK_IS_HELD( file_priv->master->lock.hw_lock->lock ),\ + file_priv->master->lock.file_priv, file_priv ); \ return -EINVAL; \ } \ } while (0) @@ -298,6 +300,7 @@ typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, #define DRM_AUTH 0x1 #define DRM_MASTER 0x2 #define DRM_ROOT_ONLY 0x4 +#define DRM_CONTROL_ALLOW 0x8 // allow ioctl to operate on control node struct drm_ioctl_desc { unsigned int cmd; @@ -407,14 +410,12 @@ enum drm_ref_type { /** File private data */ struct drm_file { int authenticated; - int master; - int minor; pid_t pid; uid_t uid; drm_magic_t magic; unsigned long ioctl_count; struct list_head lhead; - struct drm_head *head; + struct drm_minor *minor; int remove_auth_on_close; unsigned long lock_count; @@ -430,6 +431,11 @@ struct drm_file { struct drm_open_hash refd_object_hash[_DRM_NO_REF_TYPES]; struct file *filp; void *driver_priv; + + int is_master; /* this file private is a master for a minor */ + struct drm_master *master; /* master this node is currently associated with + N.B. not always minor->master */ + struct list_head fbs; }; /** Wait queue */ @@ -564,6 +570,8 @@ struct drm_map_list { struct drm_map *map; /**< mapping */ uint64_t user_token; struct drm_mm_node *file_offset_node; + struct drm_master *master; /** if this map is associated with a specific + master */ }; typedef struct drm_map drm_local_map_t; @@ -603,6 +611,28 @@ struct drm_ati_pcigart_info { #include "drm_objects.h" +/* per-master structure */ +struct drm_master { + + struct list_head head; /**< each minor contains a list of masters */ + struct drm_minor *minor; /**< link back to minor we are a master for */ + + char *unique; /**< Unique identifier: e.g., busid */ + int unique_len; /**< Length of unique field */ + + int blocked; /**< Blocked due to VC switch? */ + + /** \name Authentication */ + /*@{ */ + struct drm_open_hash magiclist; + struct list_head magicfree; + /*@} */ + + struct drm_lock_data lock; /**< Information on hardware lock */ + + void *driver_priv; /**< Private structure for driver to use */ +}; + /** * DRM driver structure. This structure represent the common code for * a family of cards. There will one drm_device for each card present @@ -702,6 +732,15 @@ struct drm_driver { void (*set_version) (struct drm_device *dev, struct drm_set_version *sv); + /* FB routines, if present */ + int (*fb_probe)(struct drm_device *dev, struct drm_crtc *crtc); + int (*fb_remove)(struct drm_device *dev, struct drm_crtc *crtc); + int (*fb_resize)(struct drm_device *dev, struct drm_crtc *crtc); + + /* Master routines */ + int (*master_create)(struct drm_device *dev, struct drm_master *master); + void (*master_destroy)(struct drm_device *dev, struct drm_master *master); + struct drm_fence_driver *fence_driver; struct drm_bo_driver *bo_driver; @@ -721,17 +760,28 @@ struct drm_driver { struct pci_driver pci_driver; }; +#define DRM_MINOR_UNASSIGNED 0 +#define DRM_MINOR_CONTROL 1 +#define DRM_MINOR_LEGACY 2 +#define DRM_MINOR_RENDER 3 /** - * DRM head structure. This structure represent a video head on a card - * that may contain multiple heads. Embed one per head of these in the - * private drm_device structure. + * DRM minor structure. This structure represents a drm minor number. */ -struct drm_head { - int minor; /**< Minor device number */ +struct drm_minor { + int index; /**< Minor device number */ + int type; /**< Control or render */ + dev_t device; /**< Device number for mknod */ + struct device kdev; /**< Linux device */ struct drm_device *dev; + /* for render nodes */ struct proc_dir_entry *dev_root; /**< proc directory entry */ - dev_t device; /**< Device number for mknod */ struct class_device *dev_class; + + /* for control nodes - a pointer to the current master for this control node */ + struct drm_master *master; /* currently active master for this node */ + struct list_head master_list; + + /* possibly needs a list of configured modesetting pieces */ }; @@ -740,14 +790,9 @@ struct drm_head { * may contain multiple heads. */ struct drm_device { - struct device dev; /**< Linux device */ - char *unique; /**< Unique identifier: e.g., busid */ - int unique_len; /**< Length of unique field */ char *devname; /**< For /proc/interrupts */ int if_version; /**< Highest interface version set */ - int blocked; /**< Blocked due to VC switch? */ - /** \name Locks */ /*@{ */ spinlock_t count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */ @@ -770,12 +815,6 @@ struct drm_device { atomic_t counts[15]; /*@} */ - /** \name Authentication */ - /*@{ */ - struct list_head filelist; - struct drm_open_hash magiclist; - struct list_head magicfree; - /*@} */ /** \name Memory management */ /*@{ */ @@ -796,7 +835,9 @@ struct drm_device { struct idr ctx_idr; struct list_head vmalist; /**< List of vmas (for debugging) */ - struct drm_lock_data lock; /**< Information on hardware lock */ + + struct list_head filelist; + /*@} */ /** \name DMA queues (contexts) */ @@ -808,6 +849,7 @@ struct drm_device { struct drm_device_dma *dma; /**< Optional pointer for DMA support */ /*@} */ + /** \name Context support */ /*@{ */ int irq; /**< Interrupt used by board */ @@ -870,7 +912,10 @@ struct drm_device { struct drm_driver *driver; drm_local_map_t *agp_buffer_map; unsigned int agp_buffer_token; - struct drm_head primary; /**< primary screen head */ + + /* minor number for control node */ + struct drm_minor *control; + struct drm_minor *primary; /**< render type primary screen head */ struct drm_fence_manager fm; struct drm_buffer_manager bm; @@ -880,6 +925,9 @@ struct drm_device { spinlock_t drw_lock; struct idr drw_idr; /*@} */ + + /* DRM mode setting */ + struct drm_mode_config mode_config; }; #if __OS_HAS_AGP @@ -891,6 +939,17 @@ struct drm_agp_ttm_backend { }; #endif +typedef struct ati_pcigart_ttm_backend { + struct drm_ttm_backend backend; + int populated; + void (*gart_flush_fn)(struct drm_device *dev); + struct drm_ati_pcigart_info *gart_info; + unsigned long offset; + struct page **pages; + int num_pages; + int bound; + struct drm_device *dev; +} ati_pcigart_ttm_backend_t; static __inline__ int drm_core_check_feature(struct drm_device *dev, int feature) @@ -1184,26 +1243,25 @@ extern int drm_agp_unbind_memory(DRM_AGP_MEM * handle); extern struct drm_ttm_backend *drm_agp_init_ttm(struct drm_device *dev); extern void drm_agp_chipset_flush(struct drm_device *dev); /* Stub support (drm_stub.h) */ +extern struct drm_master *drm_get_master(struct drm_minor *minor); +extern void drm_put_master(struct drm_master *master); extern int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_driver *driver); extern int drm_put_dev(struct drm_device *dev); -extern int drm_put_head(struct drm_head * head); +extern int drm_put_minor(struct drm_minor **minor); extern unsigned int drm_debug; /* 1 to enable debug output */ -extern unsigned int drm_cards_limit; -extern struct drm_head **drm_heads; + extern struct class *drm_class; extern struct proc_dir_entry *drm_proc_root; +extern struct idr drm_minors_idr; + extern drm_local_map_t *drm_getsarea(struct drm_device *dev); /* Proc support (drm_proc.h) */ -extern int drm_proc_init(struct drm_device *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); +int drm_proc_init(struct drm_minor *minor, int minor_id, + struct proc_dir_entry *root); +int drm_proc_cleanup(struct drm_minor *minor, struct proc_dir_entry *root); /* Scatter Gather Support (drm_scatter.h) */ extern void drm_sg_cleanup(struct drm_sg_mem * entry); @@ -1216,6 +1274,7 @@ extern int drm_sg_free(struct drm_device *dev, void *data, /* ATI PCIGART support (ati_pcigart.h) */ extern int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info); extern int drm_ati_pcigart_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info); +extern struct drm_ttm_backend *ati_pcigart_init_ttm(struct drm_device *dev, struct drm_ati_pcigart_info *info, void (*gart_flush_fn)(struct drm_device *dev)); extern drm_dma_handle_t *drm_pci_alloc(struct drm_device *dev, size_t size, size_t align, dma_addr_t maxaddr); @@ -1226,8 +1285,8 @@ extern void drm_pci_free(struct drm_device *dev, drm_dma_handle_t *dmah); struct drm_sysfs_class; extern struct class *drm_sysfs_create(struct module *owner, char *name); extern void drm_sysfs_destroy(void); -extern int drm_sysfs_device_add(struct drm_device *dev, struct drm_head *head); -extern void drm_sysfs_device_remove(struct drm_device *dev); +extern int drm_sysfs_device_add(struct drm_minor *minor); +extern void drm_sysfs_device_remove(struct drm_minor *minor); /* * Basic memory manager support (drm_mm.c) @@ -1244,6 +1303,7 @@ extern int drm_mm_clean(struct drm_mm *mm); extern unsigned long drm_mm_tail_space(struct drm_mm *mm); extern int drm_mm_remove_space_from_tail(struct drm_mm *mm, unsigned long size); extern int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size); +extern void drm_mm_print(struct drm_mm *mm, const char *name); static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block) { |