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-rw-r--r--linux-core/Makefile7
-rw-r--r--linux-core/Makefile.kernel19
-rw-r--r--linux-core/ati_pcigart.c195
-rw-r--r--linux-core/drmP.h59
-rw-r--r--linux-core/drm_agpsupport.c2
-rw-r--r--linux-core/drm_bo.c18
-rw-r--r--linux-core/drm_bo_lock.c4
-rw-r--r--linux-core/drm_bo_move.c1
-rw-r--r--linux-core/drm_bufs.c7
-rw-r--r--linux-core/drm_compat.h9
-rw-r--r--linux-core/drm_crtc.c2317
-rw-r--r--linux-core/drm_crtc.h628
-rw-r--r--linux-core/drm_drv.c75
-rw-r--r--linux-core/drm_edid.c485
-rw-r--r--linux-core/drm_edid.h176
-rw-r--r--linux-core/drm_fb.c435
-rw-r--r--linux-core/drm_fence.c4
-rw-r--r--linux-core/drm_fops.c25
-rw-r--r--linux-core/drm_mm.c15
-rw-r--r--linux-core/drm_modes.c560
-rw-r--r--linux-core/drm_object.c16
-rw-r--r--linux-core/drm_objects.h7
-rw-r--r--linux-core/drm_proc.c4
-rw-r--r--linux-core/drm_stub.c88
-rw-r--r--linux-core/drm_sysfs.c63
-rw-r--r--linux-core/drm_vm.c20
-rw-r--r--linux-core/i810_dma.c4
-rw-r--r--linux-core/i915_buffer.c7
-rw-r--r--linux-core/i915_drv.c13
-rw-r--r--linux-core/i915_fence.c4
l---------linux-core/i915_init.c1
-rw-r--r--linux-core/intel_crt.c275
-rw-r--r--linux-core/intel_display.c1236
-rw-r--r--linux-core/intel_drv.h87
-rw-r--r--linux-core/intel_fb.c732
-rw-r--r--linux-core/intel_i2c.c190
-rw-r--r--linux-core/intel_lvds.c509
-rw-r--r--linux-core/intel_modes.c63
-rw-r--r--linux-core/intel_sdvo.c1168
-rw-r--r--linux-core/intel_sdvo_regs.h328
-rw-r--r--linux-core/radeon_buffer.c263
-rw-r--r--linux-core/radeon_drv.c39
-rw-r--r--linux-core/radeon_fence.c125
l---------linux-core/radeon_ms.h1
l---------linux-core/radeon_ms_bo.c1
l---------linux-core/radeon_ms_bus.c1
l---------linux-core/radeon_ms_combios.c1
l---------linux-core/radeon_ms_combios.h1
-rw-r--r--linux-core/radeon_ms_compat.c67
l---------linux-core/radeon_ms_cp.c1
l---------linux-core/radeon_ms_cp_mc.c1
l---------linux-core/radeon_ms_crtc.c1
l---------linux-core/radeon_ms_dac.c1
l---------linux-core/radeon_ms_drm.c1
l---------linux-core/radeon_ms_drm.h1
-rw-r--r--linux-core/radeon_ms_drv.c143
-rw-r--r--linux-core/radeon_ms_drv.h45
l---------linux-core/radeon_ms_exec.c1
l---------linux-core/radeon_ms_family.c1
-rw-r--r--linux-core/radeon_ms_fb.c457
l---------linux-core/radeon_ms_fence.c1
l---------linux-core/radeon_ms_gpu.c1
l---------linux-core/radeon_ms_i2c.c1
l---------linux-core/radeon_ms_irq.c1
l---------linux-core/radeon_ms_output.c1
l---------linux-core/radeon_ms_properties.c1
l---------linux-core/radeon_ms_properties.h1
l---------linux-core/radeon_ms_reg.h1
l---------linux-core/radeon_ms_rom.c1
l---------linux-core/radeon_ms_rom.h1
l---------linux-core/radeon_ms_state.c1
71 files changed, 10832 insertions, 187 deletions
diff --git a/linux-core/Makefile b/linux-core/Makefile
index 7f6b123e..2f33e5df 100644
--- a/linux-core/Makefile
+++ b/linux-core/Makefile
@@ -58,7 +58,7 @@ endif
# Modules for all architectures
MODULE_LIST := drm.o tdfx.o r128.o radeon.o mga.o sis.o savage.o via.o \
- mach64.o nv.o nouveau.o xgi.o
+ mach64.o nv.o nouveau.o xgi.o radeon_ms.o
# Modules only for ix86 architectures
ifneq (,$(findstring 86,$(MACHINE)))
@@ -92,6 +92,7 @@ NVHEADERS = nv_drv.h $(DRMHEADERS)
FFBHEADERS = ffb_drv.h $(DRMHEADERS)
NOUVEAUHEADERS = nouveau_drv.h nouveau_drm.h nouveau_reg.h $(DRMHEADERS)
XGIHEADERS = xgi_cmdlist.h xgi_drv.h xgi_misc.h xgi_regs.h $(DRMHEADERS)
+RADEONMSHEADERS = radeon_ms_driver.h $(DRMHEADERS)
PROGS = dristat drmstat
@@ -286,6 +287,7 @@ CONFIG_DRM_MACH64 := n
CONFIG_DRM_NV := n
CONFIG_DRM_NOUVEAU := n
CONFIG_DRM_XGI := n
+CONFIG_DRM_RADEON_MS := n
# Enable module builds for the modules requested/supported.
@@ -325,6 +327,9 @@ endif
ifneq (,$(findstring xgi,$(DRM_MODULES)))
CONFIG_DRM_XGI := m
endif
+ifneq (,$(findstring radeon_ms,$(DRM_MODULES)))
+CONFIG_DRM_RADEON_MS := m
+endif
# These require AGP support
diff --git a/linux-core/Makefile.kernel b/linux-core/Makefile.kernel
index e7c280d0..b4fdcf6b 100644
--- a/linux-core/Makefile.kernel
+++ b/linux-core/Makefile.kernel
@@ -13,14 +13,16 @@ drm-objs := drm_auth.o drm_bufs.o drm_context.o drm_dma.o drm_drawable.o \
drm_sysfs.o drm_pci.o drm_agpsupport.o drm_scatter.o \
drm_memory_debug.o ati_pcigart.o drm_sman.o \
drm_hashtab.o drm_mm.o drm_object.o drm_compat.o \
- drm_fence.o drm_ttm.o drm_bo.o drm_bo_move.o drm_bo_lock.o \
- drm_regman.o
+ drm_fence.o drm_ttm.o drm_bo.o drm_bo_move.o drm_crtc.o \
+ drm_edid.o drm_modes.o drm_bo_lock.o drm_regman.o
tdfx-objs := tdfx_drv.o
r128-objs := r128_drv.o r128_cce.o r128_state.o r128_irq.o
mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o mga_irq.o
i810-objs := i810_drv.o i810_dma.o
i915-objs := i915_drv.o i915_dma.o i915_irq.o i915_mem.o i915_fence.o \
- i915_buffer.o i915_compat.o
+ i915_buffer.o intel_display.o intel_crt.o intel_lvds.o \
+ intel_sdvo.o intel_modes.o intel_i2c.o i915_init.o intel_fb.o \
+ i915_compat.o
nouveau-objs := nouveau_drv.o nouveau_state.o nouveau_fifo.o nouveau_mem.o \
nouveau_object.o nouveau_irq.o nouveau_notifier.o nouveau_swmthd.o \
nouveau_sgdma.o nouveau_dma.o nouveau_buffer.o nouveau_fence.o \
@@ -31,7 +33,14 @@ nouveau-objs := nouveau_drv.o nouveau_state.o nouveau_fifo.o nouveau_mem.o \
nv04_graph.o nv10_graph.o nv20_graph.o \
nv40_graph.o nv50_graph.o \
nv04_instmem.o nv50_instmem.o
-radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o r300_cmdbuf.o
+radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o r300_cmdbuf.o radeon_fence.o radeon_buffer.o
+radeon_ms-objs := radeon_ms_drv.o radeon_ms_drm.o radeon_ms_family.o \
+ radeon_ms_state.o radeon_ms_bo.o radeon_ms_irq.o \
+ radeon_ms_bus.o radeon_ms_fence.o \
+ radeon_ms_cp.o radeon_ms_cp_mc.o radeon_ms_i2c.o \
+ radeon_ms_output.o radeon_ms_crtc.o radeon_ms_fb.o \
+ radeon_ms_exec.o radeon_ms_gpu.o radeon_ms_dac.o \
+ radeon_ms_properties.o radeon_ms_rom.o radeon_ms_combios.o
sis-objs := sis_drv.o sis_mm.o
ffb-objs := ffb_drv.o ffb_context.o
savage-objs := savage_drv.o savage_bci.o savage_state.o
@@ -45,6 +54,7 @@ xgi-objs := xgi_cmdlist.o xgi_drv.o xgi_fb.o xgi_misc.o xgi_pcie.o \
ifeq ($(CONFIG_COMPAT),y)
drm-objs += drm_ioc32.o
radeon-objs += radeon_ioc32.o
+radeon_ms-objs += radeon_ms_compat.o
mga-objs += mga_ioc32.o
r128-objs += r128_ioc32.o
i915-objs += i915_ioc32.o
@@ -67,3 +77,4 @@ obj-$(CONFIG_DRM_MACH64)+= mach64.o
obj-$(CONFIG_DRM_NV) += nv.o
obj-$(CONFIG_DRM_NOUVEAU) += nouveau.o
obj-$(CONFIG_DRM_XGI) += xgi.o
+obj-$(CONFIG_DRM_RADEON_MS) += radeon_ms.o
diff --git a/linux-core/ati_pcigart.c b/linux-core/ati_pcigart.c
index 68029635..c669067b 100644
--- a/linux-core/ati_pcigart.c
+++ b/linux-core/ati_pcigart.c
@@ -35,6 +35,45 @@
# define ATI_PCIGART_PAGE_SIZE 4096 /**< PCI GART page size */
+static __inline__ void insert_page_into_table(struct drm_ati_pcigart_info *info, u32 page_base, u32 *pci_gart)
+{
+ switch(info->gart_reg_if) {
+ case DRM_ATI_GART_IGP:
+ *pci_gart = cpu_to_le32((page_base) | 0xc);
+ break;
+ case DRM_ATI_GART_PCIE:
+ *pci_gart = cpu_to_le32((page_base >> 8) | 0xc);
+ break;
+ default:
+ case DRM_ATI_GART_PCI:
+ *pci_gart = cpu_to_le32(page_base);
+ break;
+ }
+}
+
+static __inline__ u32 get_page_base_from_table(struct drm_ati_pcigart_info *info, u32 *pci_gart)
+{
+ u32 retval;
+ switch(info->gart_reg_if) {
+ case DRM_ATI_GART_IGP:
+ retval = *pci_gart;
+ retval &= ~0xc;
+ break;
+ case DRM_ATI_GART_PCIE:
+ retval = *pci_gart;
+ retval &= ~0xc;
+ retval <<= 8;
+ break;
+ default:
+ case DRM_ATI_GART_PCI:
+ retval = *pci_gart;
+ break;
+ }
+ return retval;
+}
+
+
+
static void *drm_ati_alloc_pcigart_table(int order)
{
unsigned long address;
@@ -207,18 +246,7 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
page_base = (u32) entry->busaddr[i];
for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
- switch(gart_info->gart_reg_if) {
- case DRM_ATI_GART_IGP:
- *pci_gart = cpu_to_le32((page_base) | 0xc);
- break;
- case DRM_ATI_GART_PCIE:
- *pci_gart = cpu_to_le32((page_base >> 8) | 0xc);
- break;
- default:
- case DRM_ATI_GART_PCI:
- *pci_gart = cpu_to_le32(page_base);
- break;
- }
+ insert_page_into_table(gart_info, page_base, pci_gart);
pci_gart++;
page_base += ATI_PCIGART_PAGE_SIZE;
}
@@ -238,3 +266,146 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
return ret;
}
EXPORT_SYMBOL(drm_ati_pcigart_init);
+
+static int ati_pcigart_needs_unbind_cache_adjust(struct drm_ttm_backend *backend)
+{
+ return ((backend->flags & DRM_BE_FLAG_BOUND_CACHED) ? 0 : 1);
+}
+
+static int ati_pcigart_populate(struct drm_ttm_backend *backend,
+ unsigned long num_pages,
+ struct page **pages)
+{
+ ati_pcigart_ttm_backend_t *atipci_be =
+ container_of(backend, ati_pcigart_ttm_backend_t, backend);
+
+ DRM_ERROR("%ld\n", num_pages);
+ atipci_be->pages = pages;
+ atipci_be->num_pages = num_pages;
+ atipci_be->populated = 1;
+ return 0;
+}
+
+static int ati_pcigart_bind_ttm(struct drm_ttm_backend *backend,
+ struct drm_bo_mem_reg *bo_mem)
+{
+ ati_pcigart_ttm_backend_t *atipci_be =
+ container_of(backend, ati_pcigart_ttm_backend_t, backend);
+ off_t j;
+ int i;
+ struct drm_ati_pcigart_info *info = atipci_be->gart_info;
+ u32 *pci_gart;
+ u32 page_base;
+ unsigned long offset = bo_mem->mm_node->start;
+ pci_gart = info->addr;
+
+ DRM_ERROR("Offset is %08lX\n", bo_mem->mm_node->start);
+ j = offset;
+ while (j < (offset + atipci_be->num_pages)) {
+ if (get_page_base_from_table(info, pci_gart+j))
+ return -EBUSY;
+ j++;
+ }
+
+ for (i = 0, j = offset; i < atipci_be->num_pages; i++, j++) {
+ struct page *cur_page = atipci_be->pages[i];
+ /* write value */
+ page_base = page_to_phys(cur_page);
+ insert_page_into_table(info, page_base, pci_gart + j);
+ }
+
+#if defined(__i386__) || defined(__x86_64__)
+ wbinvd();
+#else
+ mb();
+#endif
+
+ atipci_be->gart_flush_fn(atipci_be->dev);
+
+ atipci_be->bound = 1;
+ atipci_be->offset = offset;
+ /* need to traverse table and add entries */
+ DRM_DEBUG("\n");
+ return 0;
+}
+
+static int ati_pcigart_unbind_ttm(struct drm_ttm_backend *backend)
+{
+ ati_pcigart_ttm_backend_t *atipci_be =
+ container_of(backend, ati_pcigart_ttm_backend_t, backend);
+ struct drm_ati_pcigart_info *info = atipci_be->gart_info;
+ unsigned long offset = atipci_be->offset;
+ int i;
+ off_t j;
+ u32 *pci_gart = info->addr;
+
+ DRM_DEBUG("\n");
+
+ if (atipci_be->bound != 1)
+ return -EINVAL;
+
+ for (i = 0, j = offset; i < atipci_be->num_pages; i++, j++) {
+ *(pci_gart + j) = 0;
+ }
+ atipci_be->gart_flush_fn(atipci_be->dev);
+ atipci_be->bound = 0;
+ atipci_be->offset = 0;
+ return 0;
+}
+
+static void ati_pcigart_clear_ttm(struct drm_ttm_backend *backend)
+{
+ ati_pcigart_ttm_backend_t *atipci_be =
+ container_of(backend, ati_pcigart_ttm_backend_t, backend);
+
+ DRM_DEBUG("\n");
+ if (atipci_be->pages) {
+ backend->func->unbind(backend);
+ atipci_be->pages = NULL;
+
+ }
+ atipci_be->num_pages = 0;
+}
+
+static void ati_pcigart_destroy_ttm(struct drm_ttm_backend *backend)
+{
+ ati_pcigart_ttm_backend_t *atipci_be;
+ if (backend) {
+ DRM_DEBUG("\n");
+ atipci_be = container_of(backend, ati_pcigart_ttm_backend_t, backend);
+ if (atipci_be) {
+ if (atipci_be->pages) {
+ backend->func->clear(backend);
+ }
+ drm_ctl_free(atipci_be, sizeof(*atipci_be), DRM_MEM_TTM);
+ }
+ }
+}
+
+static struct drm_ttm_backend_func ati_pcigart_ttm_backend =
+{
+ .needs_ub_cache_adjust = ati_pcigart_needs_unbind_cache_adjust,
+ .populate = ati_pcigart_populate,
+ .clear = ati_pcigart_clear_ttm,
+ .bind = ati_pcigart_bind_ttm,
+ .unbind = ati_pcigart_unbind_ttm,
+ .destroy = ati_pcigart_destroy_ttm,
+};
+
+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))
+{
+ ati_pcigart_ttm_backend_t *atipci_be;
+
+ atipci_be = drm_ctl_calloc(1, sizeof (*atipci_be), DRM_MEM_TTM);
+ if (!atipci_be)
+ return NULL;
+
+ atipci_be->populated = 0;
+ atipci_be->backend.func = &ati_pcigart_ttm_backend;
+ atipci_be->gart_info = info;
+ atipci_be->gart_flush_fn = gart_flush_fn;
+ atipci_be->dev = dev;
+
+ return &atipci_be->backend;
+}
+EXPORT_SYMBOL(ati_pcigart_init_ttm);
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 4e8b087b..1c815c5f 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 */
/*@{*/
@@ -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;
@@ -408,13 +411,12 @@ enum drm_ref_type {
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 +432,8 @@ struct drm_file {
struct drm_open_hash refd_object_hash[_DRM_NO_REF_TYPES];
struct file *filp;
void *driver_priv;
+
+ struct list_head fbs;
};
/** Wait queue */
@@ -702,6 +706,11 @@ 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);
+
struct drm_fence_driver *fence_driver;
struct drm_bo_driver *bo_driver;
@@ -721,16 +730,20 @@ struct drm_driver {
struct pci_driver pci_driver;
};
+#define DRM_MINOR_UNASSIGNED 0
+#define DRM_MINOR_CONTROL 1
+#define DRM_MINOR_RENDER 2
/**
- * 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 {
+struct drm_minor {
int minor; /**< 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;
};
@@ -740,7 +753,6 @@ 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 */
@@ -868,7 +880,10 @@ 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; /**< primary screen head */
struct drm_fence_manager fm;
struct drm_buffer_manager bm;
@@ -878,6 +893,9 @@ struct drm_device {
spinlock_t drw_lock;
struct idr drw_idr;
/*@} */
+
+ /* DRM mode setting */
+ struct drm_mode_config mode_config;
};
#if __OS_HAS_AGP
@@ -889,6 +907,17 @@ 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)
@@ -1185,10 +1214,10 @@ extern void drm_agp_chipset_flush(struct drm_device *dev);
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 unsigned int drm_minors_limit;
+extern struct drm_minor **drm_minors;
extern struct class *drm_class;
extern struct proc_dir_entry *drm_proc_root;
@@ -1214,6 +1243,7 @@ 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);
@@ -1224,8 +1254,8 @@ 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)
@@ -1242,6 +1272,7 @@ 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)
{
diff --git a/linux-core/drm_agpsupport.c b/linux-core/drm_agpsupport.c
index 02187017..adcb93a5 100644
--- a/linux-core/drm_agpsupport.c
+++ b/linux-core/drm_agpsupport.c
@@ -130,7 +130,7 @@ EXPORT_SYMBOL(drm_agp_acquire);
int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
- return drm_agp_acquire((struct drm_device *) file_priv->head->dev);
+ return drm_agp_acquire((struct drm_device *) file_priv->minor->dev);
}
/**
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c
index df10e12b..6b3d4e14 100644
--- a/linux-core/drm_bo.c
+++ b/linux-core/drm_bo.c
@@ -574,7 +574,6 @@ void drm_putback_buffer_objects(struct drm_device *dev)
}
EXPORT_SYMBOL(drm_putback_buffer_objects);
-
/*
* Note. The caller has to register (if applicable)
* and deregister fence object usage.
@@ -1189,7 +1188,7 @@ static int drm_buffer_object_map(struct drm_file *file_priv, uint32_t handle,
struct drm_bo_info_rep *rep)
{
struct drm_buffer_object *bo;
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
int ret = 0;
int no_wait = hint & DRM_BO_HINT_DONT_BLOCK;
@@ -1261,7 +1260,7 @@ out:
static int drm_buffer_object_unmap(struct drm_file *file_priv, uint32_t handle)
{
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
struct drm_buffer_object *bo;
struct drm_ref_object *ro;
int ret = 0;
@@ -1645,7 +1644,7 @@ int drm_bo_handle_validate(struct drm_file *file_priv, uint32_t handle,
struct drm_bo_info_rep *rep,
struct drm_buffer_object **bo_rep)
{
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
struct drm_buffer_object *bo;
int ret;
@@ -1681,7 +1680,7 @@ EXPORT_SYMBOL(drm_bo_handle_validate);
static int drm_bo_handle_info(struct drm_file *file_priv, uint32_t handle,
struct drm_bo_info_rep *rep)
{
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
struct drm_buffer_object *bo;
mutex_lock(&dev->struct_mutex);
@@ -1704,7 +1703,7 @@ static int drm_bo_handle_wait(struct drm_file *file_priv, uint32_t handle,
uint32_t hint,
struct drm_bo_info_rep *rep)
{
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
struct drm_buffer_object *bo;
int no_wait = hint & DRM_BO_HINT_DONT_BLOCK;
int ret;
@@ -1749,7 +1748,7 @@ int drm_buffer_object_create(struct drm_device *dev,
size += buffer_start & ~PAGE_MASK;
num_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
if (num_pages == 0) {
- DRM_ERROR("Illegal buffer object size.\n");
+ DRM_ERROR("Illegal buffer object size %ld.\n", size);
return -EINVAL;
}
@@ -1824,7 +1823,7 @@ EXPORT_SYMBOL(drm_buffer_object_create);
static int drm_bo_add_user_object(struct drm_file *file_priv,
struct drm_buffer_object *bo, int shareable)
{
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
int ret;
mutex_lock(&dev->struct_mutex);
@@ -1872,7 +1871,7 @@ int drm_bo_create_ioctl(struct drm_device *dev, void *data, struct drm_file *fil
if (bo_type == drm_bo_type_user)
req->flags &= ~DRM_BO_FLAG_SHAREABLE;
- ret = drm_buffer_object_create(file_priv->head->dev,
+ ret = drm_buffer_object_create(file_priv->minor->dev,
req->size, bo_type, req->flags,
req->hint, req->page_alignment,
req->buffer_start, &entry);
@@ -2342,6 +2341,7 @@ out:
mutex_unlock(&dev->struct_mutex);
return ret;
}
+EXPORT_SYMBOL(drm_bo_driver_finish);
/*
* This function is intended to be called on drm driver load.
diff --git a/linux-core/drm_bo_lock.c b/linux-core/drm_bo_lock.c
index f967fb7c..2795384e 100644
--- a/linux-core/drm_bo_lock.c
+++ b/linux-core/drm_bo_lock.c
@@ -141,7 +141,7 @@ int drm_bo_write_lock(struct drm_bo_lock *lock, struct drm_file *file_priv)
* while holding it.
*/
- dev = file_priv->head->dev;
+ dev = file_priv->minor->dev;
mutex_lock(&dev->struct_mutex);
ret = drm_add_user_object(file_priv, &lock->base, 0);
lock->base.remove = &drm_bo_write_lock_remove;
@@ -156,7 +156,7 @@ int drm_bo_write_lock(struct drm_bo_lock *lock, struct drm_file *file_priv)
int drm_bo_write_unlock(struct drm_bo_lock *lock, struct drm_file *file_priv)
{
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
struct drm_ref_object *ro;
mutex_lock(&dev->struct_mutex);
diff --git a/linux-core/drm_bo_move.c b/linux-core/drm_bo_move.c
index b06a09f0..db433d63 100644
--- a/linux-core/drm_bo_move.c
+++ b/linux-core/drm_bo_move.c
@@ -147,6 +147,7 @@ void drm_mem_reg_iounmap(struct drm_device *dev, struct drm_bo_mem_reg *mem,
if (virtual && (man->flags & _DRM_FLAG_NEEDS_IOREMAP))
iounmap(virtual);
}
+EXPORT_SYMBOL(drm_mem_reg_iounmap);
static int drm_copy_io_page(void *dst, void *src, unsigned long page)
{
diff --git a/linux-core/drm_bufs.c b/linux-core/drm_bufs.c
index 75c75c2f..967e9a2d 100644
--- a/linux-core/drm_bufs.c
+++ b/linux-core/drm_bufs.c
@@ -53,8 +53,8 @@ struct drm_map_list *drm_find_matching_map(struct drm_device *dev, drm_local_map
struct drm_map_list *entry;
list_for_each_entry(entry, &dev->maplist, head) {
if (entry->map && map->type == entry->map->type &&
- ((entry->map->offset == map->offset) ||
- (map->type == _DRM_SHM && map->flags==_DRM_CONTAINS_LOCK))) {
+ ((entry->map->offset == map->offset) ||
+ ((map->type == _DRM_SHM) && (map->flags&_DRM_CONTAINS_LOCK)))) {
return entry;
}
}
@@ -412,6 +412,9 @@ int drm_rmmap_locked(struct drm_device *dev, drm_local_map_t *map)
break;
case _DRM_SHM:
vfree(map->handle);
+ dev->sigdata.lock = dev->lock.hw_lock = NULL; /* SHM removed */
+ dev->lock.file_priv = NULL;
+ wake_up_interruptible(&dev->lock.lock_queue);
break;
case _DRM_AGP:
case _DRM_SCATTER_GATHER:
diff --git a/linux-core/drm_compat.h b/linux-core/drm_compat.h
index f8933e0c..3f3abc9a 100644
--- a/linux-core/drm_compat.h
+++ b/linux-core/drm_compat.h
@@ -60,6 +60,13 @@
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
#undef DRM_IRQ_ARGS
#define DRM_IRQ_ARGS int irq, void *arg, struct pt_regs *regs
+
+typedef _Bool bool;
+enum {
+ false = 0,
+ true = 1
+};
+
#endif
#ifndef list_for_each_safe
@@ -152,7 +159,7 @@ static __inline__ void *kcalloc(size_t nmemb, size_t size, int flags)
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
#define vmalloc_user(_size) ({void * tmp = vmalloc(_size); \
- if (tmp) memset(tmp, 0, size); \
+ if (tmp) memset(tmp, 0, _size); \
(tmp);})
#endif
diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c
new file mode 100644
index 00000000..1e69eca3
--- /dev/null
+++ b/linux-core/drm_crtc.c
@@ -0,0 +1,2317 @@
+/*
+ * Copyright (c) 2006-2007 Intel Corporation
+ * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
+ *
+ * DRM core CRTC related functions
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ *
+ * Authors:
+ * Keith Packard
+ * Eric Anholt <eric@anholt.net>
+ * Dave Airlie <airlied@linux.ie>
+ * Jesse Barnes <jesse.barnes@intel.com>
+ */
+#include <linux/list.h>
+#include "drm.h"
+#include "drmP.h"
+#include "drm_crtc.h"
+
+struct drm_prop_enum_list {
+ int type;
+ char *name;
+};
+
+static struct drm_prop_enum_list drm_dpms_enum_list[] =
+{ { DPMSModeOn, "On" },
+ { DPMSModeStandby, "Standby" },
+ { DPMSModeSuspend, "Suspend" },
+ { DPMSModeOff, "Off" }
+};
+static struct drm_prop_enum_list drm_conn_enum_list[] =
+{ { ConnectorVGA, "VGA" },
+ { ConnectorDVII, "DVI-I" },
+ { ConnectorDVID, "DVI-D" },
+ { ConnectorDVIA, "DVI-A" },
+ { ConnectorComposite, "Composite" },
+ { ConnectorSVIDEO, "SVIDEO" },
+ { ConnectorLVDS, "LVDS" },
+ { ConnectorComponent, "Component" },
+ { Connector9PinDIN, "9-pin DIN" },
+ { ConnectorDisplayPort, "DisplayPort" },
+ { ConnectorHDMIA, "HDMI Type A" },
+ { ConnectorHDMIB, "HDMI Type B" },
+};
+static struct drm_prop_enum_list drm_output_enum_list[] =
+{ { DRM_MODE_OUTPUT_NONE, "None" },
+ { DRM_MODE_OUTPUT_DAC, "DAC" },
+ { DRM_MODE_OUTPUT_TMDS, "TMDS" },
+ { DRM_MODE_OUTPUT_LVDS, "LVDS" },
+ { DRM_MODE_OUTPUT_TVDAC, "TV" },
+};
+
+char *drm_get_output_name(struct drm_output *output)
+{
+ static char buf[32];
+
+ snprintf(buf, 32, "%s-%d", drm_output_enum_list[output->output_type].name,
+ output->output_type_id);
+ return buf;
+}
+
+/**
+ * drm_idr_get - allocate a new identifier
+ * @dev: DRM device
+ * @ptr: object pointer, used to generate unique ID
+ *
+ * LOCKING:
+ * Caller must hold DRM mode_config lock.
+ *
+ * Create a unique identifier based on @ptr in @dev's identifier space. Used
+ * for tracking modes, CRTCs and outputs.
+ *
+ * RETURNS:
+ * New unique (relative to other objects in @dev) integer identifier for the
+ * object.
+ */
+int drm_idr_get(struct drm_device *dev, void *ptr)
+{
+ int new_id = 0;
+ int ret;
+again:
+ if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) {
+ DRM_ERROR("Ran out memory getting a mode number\n");
+ return 0;
+ }
+
+ ret = idr_get_new_above(&dev->mode_config.crtc_idr, ptr, 1, &new_id);
+ if (ret == -EAGAIN)
+ goto again;
+
+ return new_id;
+}
+
+/**
+ * drm_idr_put - free an identifer
+ * @dev: DRM device
+ * @id: ID to free
+ *
+ * LOCKING:
+ * Caller must hold DRM mode_config lock.
+ *
+ * Free @id from @dev's unique identifier pool.
+ */
+void drm_idr_put(struct drm_device *dev, int id)
+{
+ idr_remove(&dev->mode_config.crtc_idr, id);
+}
+
+/**
+ * drm_crtc_from_fb - find the CRTC structure associated with an fb
+ * @dev: DRM device
+ * @fb: framebuffer in question
+ *
+ * LOCKING:
+ * Caller must hold mode_config lock.
+ *
+ * Find CRTC in the mode_config structure that matches @fb.
+ *
+ * RETURNS:
+ * Pointer to the CRTC or NULL if it wasn't found.
+ */
+struct drm_crtc *drm_crtc_from_fb(struct drm_device *dev,
+ struct drm_framebuffer *fb)
+{
+ struct drm_crtc *crtc;
+
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ if (crtc->fb == fb)
+ return crtc;
+ }
+ return NULL;
+}
+
+/**
+ * drm_framebuffer_create - create a new framebuffer object
+ * @dev: DRM device
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Creates a new framebuffer objects and adds it to @dev's DRM mode_config.
+ *
+ * RETURNS:
+ * Pointer to new framebuffer or NULL on error.
+ */
+struct drm_framebuffer *drm_framebuffer_create(struct drm_device *dev)
+{
+ struct drm_framebuffer *fb;
+
+ fb = kzalloc(sizeof(struct drm_framebuffer), GFP_KERNEL);
+ if (!fb)
+ return NULL;
+
+ fb->id = drm_idr_get(dev, fb);
+ fb->dev = dev;
+ dev->mode_config.num_fb++;
+ list_add(&fb->head, &dev->mode_config.fb_list);
+
+ return fb;
+}
+EXPORT_SYMBOL(drm_framebuffer_create);
+
+/**
+ * drm_framebuffer_destroy - remove a framebuffer object
+ * @fb: framebuffer to remove
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes
+ * it, setting it to NULL.
+ */
+void drm_framebuffer_destroy(struct drm_framebuffer *fb)
+{
+ struct drm_device *dev = fb->dev;
+ struct drm_crtc *crtc;
+
+ /* remove from any CRTC */
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ if (crtc->fb == fb)
+ crtc->fb = NULL;
+ }
+
+ drm_idr_put(dev, fb->id);
+ list_del(&fb->head);
+ dev->mode_config.num_fb--;
+
+ kfree(fb);
+}
+EXPORT_SYMBOL(drm_framebuffer_destroy);
+
+/**
+ * drm_crtc_create - create a new CRTC object
+ * @dev: DRM device
+ * @funcs: callbacks for the new CRTC
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Creates a new CRTC object and adds it to @dev's mode_config structure.
+ *
+ * RETURNS:
+ * Pointer to new CRTC object or NULL on error.
+ */
+struct drm_crtc *drm_crtc_create(struct drm_device *dev,
+ const struct drm_crtc_funcs *funcs)
+{
+ struct drm_crtc *crtc;
+
+ crtc = kzalloc(sizeof(struct drm_crtc), GFP_KERNEL);
+ if (!crtc)
+ return NULL;
+
+ crtc->dev = dev;
+ crtc->funcs = funcs;
+
+ crtc->id = drm_idr_get(dev, crtc);
+
+ list_add_tail(&crtc->head, &dev->mode_config.crtc_list);
+ dev->mode_config.num_crtc++;
+
+ return crtc;
+}
+EXPORT_SYMBOL(drm_crtc_create);
+
+/**
+ * drm_crtc_destroy - remove a CRTC object
+ * @crtc: CRTC to remove
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Cleanup @crtc. Calls @crtc's cleanup function, then removes @crtc from
+ * its associated DRM device's mode_config. Frees it afterwards.
+ */
+void drm_crtc_destroy(struct drm_crtc *crtc)
+{
+ struct drm_device *dev = crtc->dev;
+
+ if (crtc->funcs->cleanup)
+ (*crtc->funcs->cleanup)(crtc);
+
+ drm_idr_put(dev, crtc->id);
+ list_del(&crtc->head);
+ dev->mode_config.num_crtc--;
+ kfree(crtc);
+}
+EXPORT_SYMBOL(drm_crtc_destroy);
+
+/**
+ * drm_crtc_in_use - check if a given CRTC is in a mode_config
+ * @crtc: CRTC to check
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Walk @crtc's DRM device's mode_config and see if it's in use.
+ *
+ * RETURNS:
+ * True if @crtc is part of the mode_config, false otherwise.
+ */
+bool drm_crtc_in_use(struct drm_crtc *crtc)
+{
+ struct drm_output *output;
+ struct drm_device *dev = crtc->dev;
+ /* FIXME: Locking around list access? */
+ list_for_each_entry(output, &dev->mode_config.output_list, head)
+ if (output->crtc == crtc)
+ return true;
+ return false;
+}
+EXPORT_SYMBOL(drm_crtc_in_use);
+
+/*
+ * Detailed mode info for a standard 640x480@60Hz monitor
+ */
+static struct drm_display_mode std_mode[] = {
+ { DRM_MODE("640x480", DRM_MODE_TYPE_DEFAULT, 25200, 640, 656,
+ 752, 800, 0, 480, 490, 492, 525, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 640x480@60Hz */
+};
+
+/**
+ * drm_crtc_probe_output_modes - get complete set of display modes
+ * @dev: DRM device
+ * @maxX: max width for modes
+ * @maxY: max height for modes
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Based on @dev's mode_config layout, scan all the outputs and try to detect
+ * modes on them. Modes will first be added to the output's probed_modes
+ * list, then culled (based on validity and the @maxX, @maxY parameters) and
+ * put into the normal modes list.
+ *
+ * Intended to be used either at bootup time or when major configuration
+ * changes have occurred.
+ *
+ * FIXME: take into account monitor limits
+ */
+void drm_crtc_probe_single_output_modes(struct drm_output *output, int maxX, int maxY)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_display_mode *mode, *t;
+ int ret;
+ //if (maxX == 0 || maxY == 0)
+ // TODO
+
+ /* set all modes to the unverified state */
+ list_for_each_entry_safe(mode, t, &output->modes, head)
+ mode->status = MODE_UNVERIFIED;
+
+ output->status = (*output->funcs->detect)(output);
+
+ if (output->status == output_status_disconnected) {
+ DRM_DEBUG("%s is disconnected\n", drm_get_output_name(output));
+ /* TODO set EDID to NULL */
+ return;
+ }
+
+ ret = (*output->funcs->get_modes)(output);
+
+ if (ret) {
+ drm_mode_output_list_update(output);
+ }
+
+ if (maxX && maxY)
+ drm_mode_validate_size(dev, &output->modes, maxX,
+ maxY, 0);
+ list_for_each_entry_safe(mode, t, &output->modes, head) {
+ if (mode->status == MODE_OK)
+ mode->status = (*output->funcs->mode_valid)(output,mode);
+ }
+
+
+ drm_mode_prune_invalid(dev, &output->modes, TRUE);
+
+ if (list_empty(&output->modes)) {
+ struct drm_display_mode *stdmode;
+
+ DRM_DEBUG("No valid modes on %s\n", drm_get_output_name(output));
+
+ /* Should we do this here ???
+ * When no valid EDID modes are available we end up
+ * here and bailed in the past, now we add a standard
+ * 640x480@60Hz mode and carry on.
+ */
+ stdmode = drm_mode_duplicate(dev, &std_mode[0]);
+ drm_mode_probed_add(output, stdmode);
+ drm_mode_list_concat(&output->probed_modes,
+ &output->modes);
+
+ DRM_DEBUG("Adding standard 640x480 @ 60Hz to %s\n",
+ drm_get_output_name(output));
+ }
+
+ drm_mode_sort(&output->modes);
+
+ DRM_DEBUG("Probed modes for %s\n", drm_get_output_name(output));
+ list_for_each_entry_safe(mode, t, &output->modes, head) {
+ mode->vrefresh = drm_mode_vrefresh(mode);
+
+ drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V);
+ drm_mode_debug_printmodeline(dev, mode);
+ }
+}
+
+void drm_crtc_probe_output_modes(struct drm_device *dev, int maxX, int maxY)
+{
+ struct drm_output *output;
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ drm_crtc_probe_single_output_modes(output, maxX, maxY);
+ }
+}
+EXPORT_SYMBOL(drm_crtc_probe_output_modes);
+
+/**
+ * drm_crtc_set_mode - set a mode
+ * @crtc: CRTC to program
+ * @mode: mode to use
+ * @x: width of mode
+ * @y: height of mode
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Try to set @mode on @crtc. Give @crtc and its associated outputs a chance
+ * to fixup or reject the mode prior to trying to set it.
+ *
+ * RETURNS:
+ * True if the mode was set successfully, or false otherwise.
+ */
+bool drm_crtc_set_mode(struct drm_crtc *crtc, struct drm_display_mode *mode,
+ int x, int y)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_display_mode *adjusted_mode, saved_mode;
+ int saved_x, saved_y;
+ bool didLock = false;
+ bool ret = false;
+ struct drm_output *output;
+
+ adjusted_mode = drm_mode_duplicate(dev, mode);
+
+ crtc->enabled = drm_crtc_in_use(crtc);
+
+ if (!crtc->enabled) {
+ return true;
+ }
+
+ didLock = crtc->funcs->lock(crtc);
+
+ saved_mode = crtc->mode;
+ saved_x = crtc->x;
+ saved_y = crtc->y;
+
+ /* Update crtc values up front so the driver can rely on them for mode
+ * setting.
+ */
+ crtc->mode = *mode;
+ crtc->x = x;
+ crtc->y = y;
+
+ /* XXX short-circuit changes to base location only */
+
+ /* Pass our mode to the outputs and the CRTC to give them a chance to
+ * adjust it according to limitations or output properties, and also
+ * a chance to reject the mode entirely.
+ */
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+
+ if (output->crtc != crtc)
+ continue;
+
+ if (!output->funcs->mode_fixup(output, mode, adjusted_mode)) {
+ goto done;
+ }
+ }
+
+ if (!crtc->funcs->mode_fixup(crtc, mode, adjusted_mode)) {
+ goto done;
+ }
+
+ /* Prepare the outputs and CRTCs before setting the mode. */
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+
+ if (output->crtc != crtc)
+ continue;
+
+ /* Disable the output as the first thing we do. */
+ output->funcs->prepare(output);
+ }
+
+ crtc->funcs->prepare(crtc);
+
+ /* Set up the DPLL and any output state that needs to adjust or depend
+ * on the DPLL.
+ */
+ crtc->funcs->mode_set(crtc, mode, adjusted_mode, x, y);
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+
+ if (output->crtc != crtc)
+ continue;
+
+ DRM_INFO("%s: set mode %s %x\n", drm_get_output_name(output), mode->name, mode->mode_id);
+
+ output->funcs->mode_set(output, mode, adjusted_mode);
+ }
+
+ /* Now, enable the clocks, plane, pipe, and outputs that we set up. */
+ crtc->funcs->commit(crtc);
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+
+ if (output->crtc != crtc)
+ continue;
+
+ output->funcs->commit(output);
+
+#if 0 // TODO def RANDR_12_INTERFACE
+ if (output->randr_output)
+ RRPostPendingProperties (output->randr_output);
+#endif
+ }
+
+ /* XXX free adjustedmode */
+ drm_mode_destroy(dev, adjusted_mode);
+ ret = TRUE;
+ /* TODO */
+// if (scrn->pScreen)
+// drm_crtc_set_screen_sub_pixel_order(dev);
+
+done:
+ if (!ret) {
+ crtc->x = saved_x;
+ crtc->y = saved_y;
+ crtc->mode = saved_mode;
+ }
+
+ if (didLock)
+ crtc->funcs->unlock (crtc);
+
+ return ret;
+}
+EXPORT_SYMBOL(drm_crtc_set_mode);
+
+/**
+ * drm_disable_unused_functions - disable unused objects
+ * @dev: DRM device
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * If an output or CRTC isn't part of @dev's mode_config, it can be disabled
+ * by calling its dpms function, which should power it off.
+ */
+void drm_disable_unused_functions(struct drm_device *dev)
+{
+ struct drm_output *output;
+ struct drm_crtc *crtc;
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (!output->crtc)
+ (*output->funcs->dpms)(output, DPMSModeOff);
+ }
+
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ if (!crtc->enabled)
+ crtc->funcs->dpms(crtc, DPMSModeOff);
+ }
+}
+EXPORT_SYMBOL(drm_disable_unused_functions);
+
+/**
+ * drm_mode_probed_add - add a mode to the specified output's probed mode list
+ * @output: output the new mode
+ * @mode: mode data
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Add @mode to @output's mode list for later use.
+ */
+void drm_mode_probed_add(struct drm_output *output,
+ struct drm_display_mode *mode)
+{
+ list_add(&mode->head, &output->probed_modes);
+}
+EXPORT_SYMBOL(drm_mode_probed_add);
+
+/**
+ * drm_mode_remove - remove and free a mode
+ * @output: output list to modify
+ * @mode: mode to remove
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Remove @mode from @output's mode list, then free it.
+ */
+void drm_mode_remove(struct drm_output *output, struct drm_display_mode *mode)
+{
+ list_del(&mode->head);
+ kfree(mode);
+}
+EXPORT_SYMBOL(drm_mode_remove);
+
+/**
+ * drm_output_create - create a new output
+ * @dev: DRM device
+ * @funcs: callbacks for this output
+ * @name: user visible name of the output
+ *
+ * LOCKING:
+ * Caller must hold @dev's mode_config lock.
+ *
+ * Creates a new drm_output structure and adds it to @dev's mode_config
+ * structure.
+ *
+ * RETURNS:
+ * Pointer to the new output or NULL on error.
+ */
+struct drm_output *drm_output_create(struct drm_device *dev,
+ const struct drm_output_funcs *funcs,
+ int output_type)
+{
+ struct drm_output *output = NULL;
+
+ output = kzalloc(sizeof(struct drm_output), GFP_KERNEL);
+ if (!output)
+ return NULL;
+
+ output->dev = dev;
+ output->funcs = funcs;
+ output->id = drm_idr_get(dev, output);
+ output->output_type = output_type;
+ output->output_type_id = 1; /* TODO */
+ output->subpixel_order = SubPixelUnknown;
+ INIT_LIST_HEAD(&output->user_modes);
+ INIT_LIST_HEAD(&output->probed_modes);
+ INIT_LIST_HEAD(&output->modes);
+ /* randr_output? */
+ /* output_set_monitor(output)? */
+ /* check for output_ignored(output)? */
+
+ mutex_lock(&dev->mode_config.mutex);
+ list_add_tail(&output->head, &dev->mode_config.output_list);
+ dev->mode_config.num_output++;
+
+ drm_output_attach_property(output, dev->mode_config.edid_property, 0);
+
+ drm_output_attach_property(output, dev->mode_config.dpms_property, 0);
+
+ mutex_unlock(&dev->mode_config.mutex);
+
+ return output;
+
+}
+EXPORT_SYMBOL(drm_output_create);
+
+/**
+ * drm_output_destroy - remove an output
+ * @output: output to remove
+ *
+ * LOCKING:
+ * Caller must hold @dev's mode_config lock.
+ *
+ * Call @output's cleanup function, then remove the output from the DRM
+ * mode_config after freeing @output's modes.
+ */
+void drm_output_destroy(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_display_mode *mode, *t;
+
+ if (*output->funcs->cleanup)
+ (*output->funcs->cleanup)(output);
+
+ list_for_each_entry_safe(mode, t, &output->probed_modes, head)
+ drm_mode_remove(output, mode);
+
+ list_for_each_entry_safe(mode, t, &output->modes, head)
+ drm_mode_remove(output, mode);
+
+ list_for_each_entry_safe(mode, t, &output->user_modes, head)
+ drm_mode_remove(output, mode);
+
+ mutex_lock(&dev->mode_config.mutex);
+ drm_idr_put(dev, output->id);
+ list_del(&output->head);
+ mutex_unlock(&dev->mode_config.mutex);
+ kfree(output);
+}
+EXPORT_SYMBOL(drm_output_destroy);
+
+
+/**
+ * drm_mode_create - create a new display mode
+ * @dev: DRM device
+ *
+ * LOCKING:
+ * None.
+ *
+ * Create a new drm_display_mode, give it an ID, and return it.
+ *
+ * RETURNS:
+ * Pointer to new mode on success, NULL on error.
+ */
+struct drm_display_mode *drm_mode_create(struct drm_device *dev)
+{
+ struct drm_display_mode *nmode;
+
+ nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL);
+ if (!nmode)
+ return NULL;
+
+ nmode->mode_id = drm_idr_get(dev, nmode);
+ return nmode;
+}
+EXPORT_SYMBOL(drm_mode_create);
+
+/**
+ * drm_mode_destroy - remove a mode
+ * @dev: DRM device
+ * @mode: mode to remove
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Free @mode's unique identifier, then free it.
+ */
+void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode)
+{
+ drm_idr_put(dev, mode->mode_id);
+
+ kfree(mode);
+}
+EXPORT_SYMBOL(drm_mode_destroy);
+
+static int drm_mode_create_standard_output_properties(struct drm_device *dev)
+{
+ int i;
+
+ dev->mode_config.edid_property =
+ drm_property_create(dev, DRM_MODE_PROP_BLOB | DRM_MODE_PROP_IMMUTABLE,
+ "EDID", 0);
+
+ dev->mode_config.dpms_property =
+ drm_property_create(dev, DRM_MODE_PROP_ENUM, "DPMS", 4);
+
+ for (i = 0; i < ARRAY_SIZE(drm_dpms_enum_list); i++)
+ drm_property_add_enum(dev->mode_config.dpms_property, i, drm_dpms_enum_list[i].type, drm_dpms_enum_list[i].name);
+
+ dev->mode_config.connector_type_property =
+ drm_property_create(dev, DRM_MODE_PROP_ENUM | DRM_MODE_PROP_IMMUTABLE,
+ "Connector Type", 10);
+ for (i = 0; i < ARRAY_SIZE(drm_conn_enum_list); i++)
+ drm_property_add_enum(dev->mode_config.connector_type_property, i, drm_conn_enum_list[i].type, drm_conn_enum_list[i].name);
+
+ dev->mode_config.connector_num_property =
+ drm_property_create(dev, DRM_MODE_PROP_RANGE | DRM_MODE_PROP_IMMUTABLE,
+ "Connector ID", 2);
+ dev->mode_config.connector_num_property->values[0] = 0;
+ dev->mode_config.connector_num_property->values[1] = 20;
+ return 0;
+}
+
+/**
+ * drm_mode_config_init - initialize DRM mode_configuration structure
+ * @dev: DRM device
+ *
+ * LOCKING:
+ * None, should happen single threaded at init time.
+ *
+ * Initialize @dev's mode_config structure, used for tracking the graphics
+ * configuration of @dev.
+ */
+void drm_mode_config_init(struct drm_device *dev)
+{
+ mutex_init(&dev->mode_config.mutex);
+ INIT_LIST_HEAD(&dev->mode_config.fb_list);
+ INIT_LIST_HEAD(&dev->mode_config.crtc_list);
+ INIT_LIST_HEAD(&dev->mode_config.output_list);
+ INIT_LIST_HEAD(&dev->mode_config.property_list);
+ INIT_LIST_HEAD(&dev->mode_config.property_blob_list);
+ idr_init(&dev->mode_config.crtc_idr);
+
+ drm_mode_create_standard_output_properties(dev);
+
+ /* Just to be sure */
+ dev->mode_config.num_fb = 0;
+ dev->mode_config.num_output = 0;
+ dev->mode_config.num_crtc = 0;
+}
+EXPORT_SYMBOL(drm_mode_config_init);
+
+/**
+ * drm_get_buffer_object - find the buffer object for a given handle
+ * @dev: DRM device
+ * @bo: pointer to caller's buffer_object pointer
+ * @handle: handle to lookup
+ *
+ * LOCKING:
+ * Must take @dev's struct_mutex to protect buffer object lookup.
+ *
+ * Given @handle, lookup the buffer object in @dev and put it in the caller's
+ * @bo pointer.
+ *
+ * RETURNS:
+ * Zero on success, -EINVAL if the handle couldn't be found.
+ */
+static int drm_get_buffer_object(struct drm_device *dev, struct drm_buffer_object **bo, unsigned long handle)
+{
+ struct drm_user_object *uo;
+ struct drm_hash_item *hash;
+ int ret;
+
+ *bo = NULL;
+
+ mutex_lock(&dev->struct_mutex);
+ ret = drm_ht_find_item(&dev->object_hash, handle, &hash);
+ if (ret) {
+ DRM_ERROR("Couldn't find handle.\n");
+ ret = -EINVAL;
+ goto out_err;
+ }
+
+ uo = drm_hash_entry(hash, struct drm_user_object, hash);
+ if (uo->type != drm_buffer_type) {
+ ret = -EINVAL;
+ goto out_err;
+ }
+
+ *bo = drm_user_object_entry(uo, struct drm_buffer_object, base);
+ ret = 0;
+out_err:
+ mutex_unlock(&dev->struct_mutex);
+ return ret;
+}
+
+/**
+ * drm_pick_crtcs - pick crtcs for output devices
+ * @dev: DRM device
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ */
+static void drm_pick_crtcs (struct drm_device *dev)
+{
+ int c, o, assigned;
+ struct drm_output *output, *output_equal;
+ struct drm_crtc *crtc;
+ struct drm_display_mode *des_mode = NULL, *modes, *modes_equal;
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ output->crtc = NULL;
+
+ /* Don't hook up outputs that are disconnected ??
+ *
+ * This is debateable. Do we want fixed /dev/fbX or
+ * dynamic on hotplug (need mode code for that though) ?
+ *
+ * If we don't hook up outputs now, then we only create
+ * /dev/fbX for the output that's enabled, that's good as
+ * the users console will be on that output.
+ *
+ * If we do hook up outputs that are disconnected now, then
+ * the user may end up having to muck about with the fbcon
+ * map flags to assign his console to the enabled output. Ugh.
+ */
+ if (output->status != output_status_connected)
+ continue;
+
+ des_mode = NULL;
+ list_for_each_entry(des_mode, &output->modes, head) {
+ if (des_mode->type & DRM_MODE_TYPE_PREFERRED)
+ break;
+ }
+
+ /* No preferred mode, let's just select the first available */
+ if (!des_mode || !(des_mode->type & DRM_MODE_TYPE_PREFERRED)) {
+ list_for_each_entry(des_mode, &output->modes, head) {
+ if (des_mode)
+ break;
+ }
+ }
+
+ c = -1;
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ assigned = 0;
+
+ c++;
+ if ((output->possible_crtcs & (1 << c)) == 0)
+ continue;
+
+ list_for_each_entry(output_equal, &dev->mode_config.output_list, head) {
+ if (output->id == output_equal->id)
+ continue;
+
+ /* Find out if crtc has been assigned before */
+ if (output_equal->crtc == crtc)
+ assigned = 1;
+ }
+
+#if 1 /* continue for now */
+ if (assigned)
+ continue;
+#endif
+
+ o = -1;
+ list_for_each_entry(output_equal, &dev->mode_config.output_list, head) {
+ o++;
+ if (output->id == output_equal->id)
+ continue;
+
+ list_for_each_entry(modes, &output->modes, head) {
+ list_for_each_entry(modes_equal, &output_equal->modes, head) {
+ if (drm_mode_equal (modes, modes_equal)) {
+ if ((output->possible_clones & output_equal->possible_clones) && (output_equal->crtc == crtc)) {
+ printk("Cloning %s (0x%lx) to %s (0x%lx)\n",drm_get_output_name(output),output->possible_clones,drm_get_output_name(output_equal),output_equal->possible_clones);
+ assigned = 0;
+ goto clone;
+ }
+ }
+ }
+ }
+ }
+
+clone:
+ /* crtc has been assigned skip it */
+ if (assigned)
+ continue;
+
+ /* Found a CRTC to attach to, do it ! */
+ output->crtc = crtc;
+ output->crtc->desired_mode = des_mode;
+ output->initial_x = 0;
+ output->initial_y = 0;
+ DRM_DEBUG("Desired mode for CRTC %d is 0x%x:%s\n",c,des_mode->mode_id, des_mode->name);
+ break;
+ }
+ }
+}
+EXPORT_SYMBOL(drm_pick_crtcs);
+
+/**
+ * drm_initial_config - setup a sane initial output configuration
+ * @dev: DRM device
+ * @can_grow: this configuration is growable
+ *
+ * LOCKING:
+ * Called at init time, must take mode config lock.
+ *
+ * Scan the CRTCs and outputs and try to put together an initial setup.
+ * At the moment, this is a cloned configuration across all heads with
+ * a new framebuffer object as the backing store.
+ *
+ * RETURNS:
+ * Zero if everything went ok, nonzero otherwise.
+ */
+bool drm_initial_config(struct drm_device *dev, bool can_grow)
+{
+ struct drm_output *output;
+ struct drm_crtc *crtc;
+ int ret = false;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ drm_crtc_probe_output_modes(dev, 2048, 2048);
+
+ drm_pick_crtcs(dev);
+
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+
+ /* can't setup the crtc if there's no assigned mode */
+ if (!crtc->desired_mode)
+ continue;
+
+ /* Now setup the fbdev for attached crtcs */
+ dev->driver->fb_probe(dev, crtc);
+ }
+
+ /* This is a little screwy, as we've already walked the outputs
+ * above, but it's a little bit of magic too. There's the potential
+ * for things not to get setup above if an existing device gets
+ * re-assigned thus confusing the hardware. By walking the outputs
+ * this fixes up their crtc's.
+ */
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+
+ /* can't setup the output if there's no assigned mode */
+ if (!output->crtc || !output->crtc->desired_mode)
+ continue;
+
+ /* and needs an attached fb */
+ if (output->crtc->fb)
+ drm_crtc_set_mode(output->crtc, output->crtc->desired_mode, 0, 0);
+ }
+
+ drm_disable_unused_functions(dev);
+
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+EXPORT_SYMBOL(drm_initial_config);
+
+/**
+ * drm_mode_config_cleanup - free up DRM mode_config info
+ * @dev: DRM device
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Free up all the outputs and CRTCs associated with this DRM device, then
+ * free up the framebuffers and associated buffer objects.
+ *
+ * FIXME: cleanup any dangling user buffer objects too
+ */
+void drm_mode_config_cleanup(struct drm_device *dev)
+{
+ struct drm_output *output, *ot;
+ struct drm_crtc *crtc, *ct;
+ struct drm_framebuffer *fb, *fbt;
+ struct drm_property *property, *pt;
+
+ list_for_each_entry_safe(output, ot, &dev->mode_config.output_list, head) {
+ drm_output_destroy(output);
+ }
+
+ list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, head) {
+ drm_property_destroy(dev, property);
+ }
+
+ list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) {
+ /* there should only be bo of kernel type left */
+ if (fb->bo->type != drm_bo_type_kernel)
+ drm_framebuffer_destroy(fb);
+ else
+ dev->driver->fb_remove(dev, drm_crtc_from_fb(dev, fb));
+ }
+
+ list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) {
+ drm_crtc_destroy(crtc);
+ }
+
+}
+EXPORT_SYMBOL(drm_mode_config_cleanup);
+
+/**
+ * drm_crtc_set_config - set a new config from userspace
+ * @crtc: CRTC to setup
+ * @crtc_info: user provided configuration
+ * @new_mode: new mode to set
+ * @output_set: set of outputs for the new config
+ * @fb: new framebuffer
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Setup a new configuration, provided by the user in @crtc_info, and enable
+ * it.
+ *
+ * RETURNS:
+ * Zero. (FIXME)
+ */
+int drm_crtc_set_config(struct drm_crtc *crtc, struct drm_mode_crtc *crtc_info, struct drm_display_mode *new_mode, struct drm_output **output_set, struct drm_framebuffer *fb)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_crtc **save_crtcs, *new_crtc;
+ bool save_enabled = crtc->enabled;
+ bool changed = false;
+ bool flip_or_move = false;
+ struct drm_output *output;
+ int count = 0, ro;
+
+ save_crtcs = kzalloc(dev->mode_config.num_crtc * sizeof(struct drm_crtc *), GFP_KERNEL);
+ if (!save_crtcs)
+ return -ENOMEM;
+
+ /* We should be able to check here if the fb has the same properties
+ * and then just flip_or_move it */
+ if (crtc->fb != fb)
+ changed = true;
+
+ if (crtc_info->x != crtc->x || crtc_info->y != crtc->y)
+ flip_or_move = true;
+
+ if (new_mode && !drm_mode_equal(new_mode, &crtc->mode))
+ changed = true;
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ save_crtcs[count++] = output->crtc;
+
+ if (output->crtc == crtc)
+ new_crtc = NULL;
+ else
+ new_crtc = output->crtc;
+
+ for (ro = 0; ro < crtc_info->count_outputs; ro++) {
+ if (output_set[ro] == output)
+ new_crtc = crtc;
+ }
+ if (new_crtc != output->crtc) {
+ changed = true;
+ output->crtc = new_crtc;
+ }
+ }
+
+ /* mode_set_base is not a required function */
+ if (flip_or_move && !crtc->funcs->mode_set_base)
+ changed = true;
+
+ if (changed) {
+ crtc->fb = fb;
+ crtc->enabled = (new_mode != NULL);
+ if (new_mode != NULL) {
+ DRM_DEBUG("attempting to set mode from userspace\n");
+ drm_mode_debug_printmodeline(dev, new_mode);
+ if (!drm_crtc_set_mode(crtc, new_mode, crtc_info->x,
+ crtc_info->y)) {
+ crtc->enabled = save_enabled;
+ count = 0;
+ list_for_each_entry(output, &dev->mode_config.output_list, head)
+ output->crtc = save_crtcs[count++];
+ kfree(save_crtcs);
+ return -EINVAL;
+ }
+ crtc->desired_x = crtc_info->x;
+ crtc->desired_y = crtc_info->y;
+ crtc->desired_mode = new_mode;
+ }
+ drm_disable_unused_functions(dev);
+ } else if (flip_or_move) {
+ crtc->funcs->mode_set_base(crtc, crtc_info->x, crtc_info->y);
+ }
+
+ kfree(save_crtcs);
+ return 0;
+}
+
+/**
+ * drm_hotplug_stage_two
+ * @dev DRM device
+ * @output hotpluged output
+ *
+ * LOCKING.
+ * Caller must hold mode config lock, function might grap struct lock.
+ *
+ * Stage two of a hotplug.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_hotplug_stage_two(struct drm_device *dev, struct drm_output *output)
+{
+ int has_config = 0;
+
+ if (output->crtc && output->crtc->desired_mode) {
+ DRM_DEBUG("drm thinks that the output already has a config\n");
+ has_config = 1;
+ }
+
+ drm_crtc_probe_output_modes(dev, 2048, 2048);
+
+ if (!has_config)
+ drm_pick_crtcs(dev);
+
+ if (!output->crtc || !output->crtc->desired_mode) {
+ DRM_DEBUG("could not find a desired mode or crtc for output\n");
+ return 1;
+ }
+
+ /* We should realy check if there is a fb using this crtc */
+ if (!has_config)
+ dev->driver->fb_probe(dev, output->crtc);
+ else {
+ dev->driver->fb_resize(dev, output->crtc);
+
+ if (!drm_crtc_set_mode(output->crtc, output->crtc->desired_mode, 0, 0))
+ DRM_ERROR("failed to set mode after hotplug\n");
+ }
+
+ drm_disable_unused_functions(dev);
+
+ return 0;
+}
+EXPORT_SYMBOL(drm_hotplug_stage_two);
+
+/**
+ * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo
+ * @out: drm_mode_modeinfo struct to return to the user
+ * @in: drm_display_mode to use
+ *
+ * LOCKING:
+ * None.
+ *
+ * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to
+ * the user.
+ */
+void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, struct drm_display_mode *in)
+{
+ out->clock = in->clock;
+ out->hdisplay = in->hdisplay;
+ out->hsync_start = in->hsync_start;
+ out->hsync_end = in->hsync_end;
+ out->htotal = in->htotal;
+ out->hskew = in->hskew;
+ out->vdisplay = in->vdisplay;
+ out->vsync_start = in->vsync_start;
+ out->vsync_end = in->vsync_end;
+ out->vtotal = in->vtotal;
+ out->vscan = in->vscan;
+ out->vrefresh = in->vrefresh;
+ out->flags = in->flags;
+ out->type = in->type;
+ strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN);
+ out->name[DRM_DISPLAY_MODE_LEN-1] = 0;
+}
+
+/**
+ * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode
+ * @out: drm_display_mode to return to the user
+ * @in: drm_mode_modeinfo to use
+ *
+ * LOCKING:
+ * None.
+ *
+ * Convert a drmo_mode_modeinfo into a drm_display_mode structure to return to
+ * the caller.
+ */
+void drm_crtc_convert_umode(struct drm_display_mode *out, struct drm_mode_modeinfo *in)
+{
+ out->clock = in->clock;
+ out->hdisplay = in->hdisplay;
+ out->hsync_start = in->hsync_start;
+ out->hsync_end = in->hsync_end;
+ out->htotal = in->htotal;
+ out->hskew = in->hskew;
+ out->vdisplay = in->vdisplay;
+ out->vsync_start = in->vsync_start;
+ out->vsync_end = in->vsync_end;
+ out->vtotal = in->vtotal;
+ out->vscan = in->vscan;
+ out->vrefresh = in->vrefresh;
+ out->flags = in->flags;
+ out->type = in->type;
+ strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN);
+ out->name[DRM_DISPLAY_MODE_LEN-1] = 0;
+}
+
+/**
+ * drm_mode_getresources - get graphics configuration
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Takes mode config lock.
+ *
+ * Construct a set of configuration description structures and return
+ * them to the user, including CRTC, output and framebuffer configuration.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_getresources(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_card_res *card_res = data;
+ struct list_head *lh;
+ struct drm_framebuffer *fb;
+ struct drm_output *output;
+ struct drm_crtc *crtc;
+ int ret = 0;
+ int output_count = 0;
+ int crtc_count = 0;
+ int fb_count = 0;
+ int copied = 0;
+ uint32_t __user *fb_id;
+ uint32_t __user *crtc_id;
+ uint32_t __user *output_id;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ list_for_each(lh, &dev->mode_config.fb_list)
+ fb_count++;
+
+ list_for_each(lh, &dev->mode_config.crtc_list)
+ crtc_count++;
+
+ list_for_each(lh, &dev->mode_config.output_list)
+ output_count++;
+
+ card_res->max_height = dev->mode_config.max_height;
+ card_res->min_height = dev->mode_config.min_height;
+ card_res->max_width = dev->mode_config.max_width;
+ card_res->min_width = dev->mode_config.min_width;
+
+ /* handle this in 4 parts */
+ /* FBs */
+ if (card_res->count_fbs >= fb_count) {
+ copied = 0;
+ fb_id = (uint32_t *)(unsigned long)card_res->fb_id_ptr;
+ list_for_each_entry(fb, &dev->mode_config.fb_list, head) {
+ if (put_user(fb->id, fb_id + copied)) {
+ ret = -EFAULT;
+ goto out;
+ }
+ copied++;
+ }
+ }
+ card_res->count_fbs = fb_count;
+
+ /* CRTCs */
+ if (card_res->count_crtcs >= crtc_count) {
+ copied = 0;
+ crtc_id = (uint32_t *)(unsigned long)card_res->crtc_id_ptr;
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head){
+ DRM_DEBUG("CRTC ID is %d\n", crtc->id);
+ if (put_user(crtc->id, crtc_id + copied)) {
+ ret = -EFAULT;
+ goto out;
+ }
+ copied++;
+ }
+ }
+ card_res->count_crtcs = crtc_count;
+
+
+ /* Outputs */
+ if (card_res->count_outputs >= output_count) {
+ copied = 0;
+ output_id = (uint32_t *)(unsigned long)card_res->output_id_ptr;
+ list_for_each_entry(output, &dev->mode_config.output_list,
+ head) {
+ DRM_DEBUG("OUTPUT ID is %d\n", output->id);
+ if (put_user(output->id, output_id + copied)) {
+ ret = -EFAULT;
+ goto out;
+ }
+ copied++;
+ }
+ }
+ card_res->count_outputs = output_count;
+
+ DRM_DEBUG("Counted %d %d\n", card_res->count_crtcs,
+ card_res->count_outputs);
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_mode_getcrtc - get CRTC configuration
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Caller? (FIXME)
+ *
+ * Construct a CRTC configuration structure to return to the user.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_getcrtc(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_crtc *crtc_resp = data;
+ struct drm_crtc *crtc;
+ struct drm_output *output;
+ int ocount;
+ int ret = 0;
+
+ mutex_lock(&dev->mode_config.mutex);
+ crtc = idr_find(&dev->mode_config.crtc_idr, crtc_resp->crtc_id);
+ if (!crtc || (crtc->id != crtc_resp->crtc_id)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ crtc_resp->x = crtc->x;
+ crtc_resp->y = crtc->y;
+
+ if (crtc->fb)
+ crtc_resp->fb_id = crtc->fb->id;
+ else
+ crtc_resp->fb_id = 0;
+
+ crtc_resp->outputs = 0;
+ if (crtc->enabled) {
+
+ drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode);
+ crtc_resp->mode_valid = 1;
+ ocount = 0;
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (output->crtc == crtc)
+ crtc_resp->outputs |= 1 << (ocount++);
+ }
+
+ } else {
+ crtc_resp->mode_valid = 0;
+ }
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_mode_getoutput - get output configuration
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Caller? (FIXME)
+ *
+ * Construct a output configuration structure to return to the user.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_getoutput(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_get_output *out_resp = data;
+ struct drm_output *output;
+ struct drm_display_mode *mode;
+ int mode_count = 0;
+ int props_count = 0;
+ int ret = 0;
+ int copied = 0;
+ int i;
+ struct drm_mode_modeinfo u_mode;
+ struct drm_mode_modeinfo __user *mode_ptr;
+ uint32_t __user *prop_ptr;
+ uint64_t __user *prop_values;
+
+ memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo));
+
+ DRM_DEBUG("output id %d:\n", out_resp->output);
+
+ mutex_lock(&dev->mode_config.mutex);
+ output= idr_find(&dev->mode_config.crtc_idr, out_resp->output);
+ if (!output || (output->id != out_resp->output)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ list_for_each_entry(mode, &output->modes, head)
+ mode_count++;
+
+ for (i = 0; i < DRM_OUTPUT_MAX_PROPERTY; i++) {
+ if (output->property_ids[i] != 0) {
+ props_count++;
+ }
+ }
+
+ if (out_resp->count_modes == 0) {
+ drm_crtc_probe_single_output_modes(output, dev->mode_config.max_width, dev->mode_config.max_height);
+ }
+
+ out_resp->output_type = output->output_type;
+ out_resp->output_type_id = output->output_type_id;
+ out_resp->mm_width = output->mm_width;
+ out_resp->mm_height = output->mm_height;
+ out_resp->subpixel = output->subpixel_order;
+ out_resp->connection = output->status;
+ if (output->crtc)
+ out_resp->crtc = output->crtc->id;
+ else
+ out_resp->crtc = 0;
+
+ out_resp->crtcs = output->possible_crtcs;
+ out_resp->clones = output->possible_clones;
+
+ if ((out_resp->count_modes >= mode_count) && mode_count) {
+ copied = 0;
+ mode_ptr = (struct drm_mode_modeinfo *)(unsigned long)out_resp->modes_ptr;
+ list_for_each_entry(mode, &output->modes, head) {
+ drm_crtc_convert_to_umode(&u_mode, mode);
+ if (copy_to_user(mode_ptr + copied,
+ &u_mode, sizeof(u_mode))) {
+ ret = -EFAULT;
+ goto out;
+ }
+ copied++;
+
+ }
+ }
+ out_resp->count_modes = mode_count;
+
+ if ((out_resp->count_props >= props_count) && props_count) {
+ copied = 0;
+ prop_ptr = (uint32_t *)(unsigned long)(out_resp->props_ptr);
+ prop_values = (uint64_t *)(unsigned long)(out_resp->prop_values_ptr);
+ for (i = 0; i < DRM_OUTPUT_MAX_PROPERTY; i++) {
+ if (output->property_ids[i] != 0) {
+ if (put_user(output->property_ids[i], prop_ptr + copied)) {
+ ret = -EFAULT;
+ goto out;
+ }
+
+ if (put_user(output->property_values[i], prop_values + copied)) {
+ ret = -EFAULT;
+ goto out;
+ }
+ copied++;
+ }
+ }
+ }
+ out_resp->count_props = props_count;
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_mode_setcrtc - set CRTC configuration
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Caller? (FIXME)
+ *
+ * Build a new CRTC configuration based on user request.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_setcrtc(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_crtc *crtc_req = data;
+ struct drm_crtc *crtc;
+ struct drm_output **output_set = NULL, *output;
+ struct drm_framebuffer *fb = NULL;
+ struct drm_display_mode *mode = NULL;
+ int ret = 0;
+ int i;
+ uint32_t __user *set_outputs_ptr;
+
+ mutex_lock(&dev->mode_config.mutex);
+ crtc = idr_find(&dev->mode_config.crtc_idr, crtc_req->crtc_id);
+ if (!crtc || (crtc->id != crtc_req->crtc_id)) {
+ DRM_DEBUG("Unknown CRTC ID %d\n", crtc_req->crtc_id);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (crtc_req->mode_valid) {
+ /* if we have a mode we need a framebuffer */
+ if (crtc_req->fb_id) {
+ fb = idr_find(&dev->mode_config.crtc_idr, crtc_req->fb_id);
+ if (!fb || (fb->id != crtc_req->fb_id)) {
+ DRM_DEBUG("Unknown FB ID%d\n", crtc_req->fb_id);
+ ret = -EINVAL;
+ goto out;
+ }
+ }
+
+ mode = drm_mode_create(dev);
+ drm_crtc_convert_umode(mode, &crtc_req->mode);
+ drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V);
+ }
+
+ if (crtc_req->count_outputs == 0 && mode) {
+ DRM_DEBUG("Count outputs is 0 but mode set\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (crtc_req->count_outputs > 0 && !mode && !fb) {
+ DRM_DEBUG("Count outputs is %d but no mode or fb set\n", crtc_req->count_outputs);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (crtc_req->count_outputs > 0) {
+ u32 out_id;
+ /* Maybe we should check that count_outputs is a sensible value. */
+ output_set = kmalloc(crtc_req->count_outputs *
+ sizeof(struct drm_output *), GFP_KERNEL);
+ if (!output_set) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ for (i = 0; i < crtc_req->count_outputs; i++) {
+ set_outputs_ptr = (uint32_t *)(unsigned long)crtc_req->set_outputs_ptr;
+ if (get_user(out_id, &set_outputs_ptr[i])) {
+ ret = -EFAULT;
+ goto out;
+ }
+
+ output = idr_find(&dev->mode_config.crtc_idr, out_id);
+ if (!output || (out_id != output->id)) {
+ DRM_DEBUG("Output id %d unknown\n", out_id);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ output_set[i] = output;
+ }
+ }
+
+ /* What happens to output_set, leak? */
+ ret = drm_crtc_set_config(crtc, crtc_req, mode, output_set, fb);
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_mode_addfb - add an FB to the graphics configuration
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Takes mode config lock.
+ *
+ * Add a new FB to the specified CRTC, given a user request.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_addfb(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_fb_cmd *r = data;
+ struct drm_mode_config *config = &dev->mode_config;
+ struct drm_framebuffer *fb;
+ struct drm_buffer_object *bo;
+ int ret = 0;
+
+ if ((config->min_width > r->width) || (r->width > config->max_width)) {
+ DRM_ERROR("mode new framebuffer width not within limits\n");
+ return -EINVAL;
+ }
+ if ((config->min_height > r->height) || (r->height > config->max_height)) {
+ DRM_ERROR("mode new framebuffer height not within limits\n");
+ return -EINVAL;
+ }
+
+ mutex_lock(&dev->mode_config.mutex);
+ /* TODO check limits are okay */
+ ret = drm_get_buffer_object(dev, &bo, r->handle);
+ if (ret || !bo) {
+ DRM_ERROR("BO handle not valid\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ /* TODO check buffer is sufficently large */
+ /* TODO setup destructor callback */
+
+ fb = drm_framebuffer_create(dev);
+ if (!fb) {
+ DRM_ERROR("could not create framebuffer\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ fb->width = r->width;
+ fb->height = r->height;
+ fb->pitch = r->pitch;
+ fb->bits_per_pixel = r->bpp;
+ fb->depth = r->depth;
+ fb->offset = bo->offset;
+ fb->bo = bo;
+
+ r->buffer_id = fb->id;
+
+ list_add(&fb->filp_head, &file_priv->fbs);
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_mode_rmfb - remove an FB from the configuration
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Takes mode config lock.
+ *
+ * Remove the FB specified by the user.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_rmfb(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_framebuffer *fb = 0;
+ struct drm_framebuffer *fbl = 0;
+ uint32_t *id = data;
+ int ret = 0;
+ int found = 0;
+
+ mutex_lock(&dev->mode_config.mutex);
+ fb = idr_find(&dev->mode_config.crtc_idr, *id);
+ /* TODO check that we realy get a framebuffer back. */
+ if (!fb || (*id != fb->id)) {
+ DRM_ERROR("mode invalid framebuffer id\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ list_for_each_entry(fbl, &file_priv->fbs, filp_head)
+ if (fb == fbl)
+ found = 1;
+
+ if (!found) {
+ DRM_ERROR("tried to remove a fb that we didn't own\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ /* TODO release all crtc connected to the framebuffer */
+ /* TODO unhock the destructor from the buffer object */
+
+ if (fb->bo->type == drm_bo_type_kernel)
+ DRM_ERROR("the bo type should not be of kernel type\n");
+
+ list_del(&fb->filp_head);
+ drm_framebuffer_destroy(fb);
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_mode_getfb - get FB info
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * LOCKING:
+ * Caller? (FIXME)
+ *
+ * Lookup the FB given its ID and return info about it.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_getfb(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_fb_cmd *r = data;
+ struct drm_framebuffer *fb;
+ int ret = 0;
+
+ mutex_lock(&dev->mode_config.mutex);
+ fb = idr_find(&dev->mode_config.crtc_idr, r->buffer_id);
+ if (!fb || (r->buffer_id != fb->id)) {
+ DRM_ERROR("invalid framebuffer id\n");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ r->height = fb->height;
+ r->width = fb->width;
+ r->depth = fb->depth;
+ r->bpp = fb->bits_per_pixel;
+ r->handle = fb->bo->base.hash.key;
+ r->pitch = fb->pitch;
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+/**
+ * drm_fb_release - remove and free the FBs on this file
+ * @filp: file * from the ioctl
+ *
+ * LOCKING:
+ * Takes mode config lock.
+ *
+ * Destroy all the FBs associated with @filp.
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+void drm_fb_release(struct file *filp)
+{
+ struct drm_file *priv = filp->private_data;
+ struct drm_device *dev = priv->minor->dev;
+ struct drm_framebuffer *fb, *tfb;
+
+ mutex_lock(&dev->mode_config.mutex);
+ list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) {
+ list_del(&fb->filp_head);
+ if (fb->bo->type == drm_bo_type_kernel)
+ DRM_ERROR("the bo type should not be of kernel_type, the kernel will probably explode, why Dave\n");
+
+ drm_framebuffer_destroy(fb);
+ }
+ mutex_unlock(&dev->mode_config.mutex);
+}
+
+/*
+ *
+ */
+
+static int drm_mode_attachmode(struct drm_device *dev,
+ struct drm_output *output,
+ struct drm_display_mode *mode)
+{
+ int ret = 0;
+
+ list_add_tail(&mode->head, &output->user_modes);
+ return ret;
+}
+
+int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc,
+ struct drm_display_mode *mode)
+{
+ struct drm_output *output;
+ int ret = 0;
+ struct drm_display_mode *dup_mode;
+ int need_dup = 0;
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (output->crtc == crtc) {
+ if (need_dup)
+ dup_mode = drm_mode_duplicate(dev, mode);
+ else
+ dup_mode = mode;
+ ret = drm_mode_attachmode(dev, output, dup_mode);
+ if (ret)
+ return ret;
+ need_dup = 1;
+ }
+ }
+ return 0;
+}
+EXPORT_SYMBOL(drm_mode_attachmode_crtc);
+
+static int drm_mode_detachmode(struct drm_device *dev,
+ struct drm_output *output,
+ struct drm_display_mode *mode)
+{
+ int found = 0;
+ int ret = 0;
+ struct drm_display_mode *match_mode, *t;
+
+ list_for_each_entry_safe(match_mode, t, &output->user_modes, head) {
+ if (drm_mode_equal(match_mode, mode)) {
+ list_del(&match_mode->head);
+ drm_mode_destroy(dev, match_mode);
+ found = 1;
+ break;
+ }
+ }
+
+ if (!found)
+ ret = -EINVAL;
+
+ return ret;
+}
+
+int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode)
+{
+ struct drm_output *output;
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ drm_mode_detachmode(dev, output, mode);
+ }
+ return 0;
+}
+EXPORT_SYMBOL(drm_mode_detachmode_crtc);
+
+/**
+ * drm_fb_attachmode - Attach a user mode to an output
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * This attaches a user specified mode to an output.
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_attachmode_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_mode_cmd *mode_cmd = data;
+ struct drm_output *output;
+ struct drm_display_mode *mode;
+ struct drm_mode_modeinfo *umode = &mode_cmd->mode;
+ int ret = 0;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ output = idr_find(&dev->mode_config.crtc_idr, mode_cmd->output_id);
+ if (!output || (output->id != mode_cmd->output_id)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ mode = drm_mode_create(dev);
+ if (!mode) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ drm_crtc_convert_umode(mode, umode);
+
+ ret = drm_mode_attachmode(dev, output, mode);
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+
+/**
+ * drm_fb_detachmode - Detach a user specified mode from an output
+ * @inode: inode from the ioctl
+ * @filp: file * from the ioctl
+ * @cmd: cmd from ioctl
+ * @arg: arg from ioctl
+ *
+ * Called by the user via ioctl.
+ *
+ * RETURNS:
+ * Zero on success, errno on failure.
+ */
+int drm_mode_detachmode_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_mode_cmd *mode_cmd = data;
+ struct drm_output *output;
+ struct drm_display_mode mode;
+ struct drm_mode_modeinfo *umode = &mode_cmd->mode;
+ int ret = 0;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ output = idr_find(&dev->mode_config.crtc_idr, mode_cmd->output_id);
+ if (!output || (output->id != mode_cmd->output_id)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ drm_crtc_convert_umode(&mode, umode);
+ ret = drm_mode_detachmode(dev, output, &mode);
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+struct drm_property *drm_property_create(struct drm_device *dev, int flags,
+ const char *name, int num_values)
+{
+ struct drm_property *property = NULL;
+
+ property = kzalloc(sizeof(struct drm_property), GFP_KERNEL);
+ if (!property)
+ return NULL;
+
+ if (num_values) {
+ property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL);
+ if (!property->values)
+ goto fail;
+ }
+
+ property->id = drm_idr_get(dev, property);
+ property->flags = flags;
+ property->num_values = num_values;
+ INIT_LIST_HEAD(&property->enum_blob_list);
+
+ if (name)
+ strncpy(property->name, name, DRM_PROP_NAME_LEN);
+
+ list_add_tail(&property->head, &dev->mode_config.property_list);
+ return property;
+fail:
+ kfree(property);
+ return NULL;
+}
+EXPORT_SYMBOL(drm_property_create);
+
+int drm_property_add_enum(struct drm_property *property, int index,
+ uint64_t value, const char *name)
+{
+ struct drm_property_enum *prop_enum;
+
+ if (!(property->flags & DRM_MODE_PROP_ENUM))
+ return -EINVAL;
+
+ if (!list_empty(&property->enum_blob_list)) {
+ list_for_each_entry(prop_enum, &property->enum_blob_list, head) {
+ if (prop_enum->value == value) {
+ strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN);
+ prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0';
+ return 0;
+ }
+ }
+ }
+
+ prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL);
+ if (!prop_enum)
+ return -ENOMEM;
+
+ strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN);
+ prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0';
+ prop_enum->value = value;
+
+ property->values[index] = value;
+ list_add_tail(&prop_enum->head, &property->enum_blob_list);
+ return 0;
+}
+EXPORT_SYMBOL(drm_property_add_enum);
+
+void drm_property_destroy(struct drm_device *dev, struct drm_property *property)
+{
+ struct drm_property_enum *prop_enum, *pt;
+
+ list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) {
+ list_del(&prop_enum->head);
+ kfree(prop_enum);
+ }
+
+ if (property->num_values)
+ kfree(property->values);
+ drm_idr_put(dev, property->id);
+ list_del(&property->head);
+ kfree(property);
+}
+EXPORT_SYMBOL(drm_property_destroy);
+
+int drm_output_attach_property(struct drm_output *output,
+ struct drm_property *property, uint64_t init_val)
+{
+ int i;
+
+ for (i = 0; i < DRM_OUTPUT_MAX_PROPERTY; i++) {
+ if (output->property_ids[i] == 0) {
+ output->property_ids[i] = property->id;
+ output->property_values[i] = init_val;
+ break;
+ }
+ }
+
+ if (i == DRM_OUTPUT_MAX_PROPERTY)
+ return -EINVAL;
+ return 0;
+}
+EXPORT_SYMBOL(drm_output_attach_property);
+
+int drm_output_property_set_value(struct drm_output *output,
+ struct drm_property *property, uint64_t value)
+{
+ int i;
+
+ for (i = 0; i < DRM_OUTPUT_MAX_PROPERTY; i++) {
+ if (output->property_ids[i] == property->id) {
+ output->property_values[i] = value;
+ break;
+ }
+ }
+
+ if (i == DRM_OUTPUT_MAX_PROPERTY)
+ return -EINVAL;
+ return 0;
+}
+EXPORT_SYMBOL(drm_output_property_set_value);
+
+int drm_mode_getproperty_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_get_property *out_resp = data;
+ struct drm_property *property;
+ int enum_count = 0;
+ int blob_count = 0;
+ int value_count = 0;
+ int ret = 0, i;
+ int copied;
+ struct drm_property_enum *prop_enum;
+ struct drm_mode_property_enum __user *enum_ptr;
+ struct drm_property_blob *prop_blob;
+ uint32_t *blob_id_ptr;
+ uint64_t __user *values_ptr;
+ uint32_t __user *blob_length_ptr;
+
+ mutex_lock(&dev->mode_config.mutex);
+ property = idr_find(&dev->mode_config.crtc_idr, out_resp->prop_id);
+ if (!property || (property->id != out_resp->prop_id)) {
+ ret = -EINVAL;
+ goto done;
+ }
+
+ if (property->flags & DRM_MODE_PROP_ENUM) {
+ list_for_each_entry(prop_enum, &property->enum_blob_list, head)
+ enum_count++;
+ } else if (property->flags & DRM_MODE_PROP_BLOB) {
+ list_for_each_entry(prop_blob, &property->enum_blob_list, head)
+ blob_count++;
+ }
+
+ value_count = property->num_values;
+
+ strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN);
+ out_resp->name[DRM_PROP_NAME_LEN-1] = 0;
+ out_resp->flags = property->flags;
+
+ if ((out_resp->count_values >= value_count) && value_count) {
+ values_ptr = (uint64_t *)(unsigned long)out_resp->values_ptr;
+ for (i = 0; i < value_count; i++) {
+ if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) {
+ ret = -EFAULT;
+ goto done;
+ }
+ }
+ }
+ out_resp->count_values = value_count;
+
+ if (property->flags & DRM_MODE_PROP_ENUM) {
+
+ if ((out_resp->count_enum_blobs >= enum_count) && enum_count) {
+ copied = 0;
+ enum_ptr = (struct drm_mode_property_enum *)(unsigned long)out_resp->enum_blob_ptr;
+ list_for_each_entry(prop_enum, &property->enum_blob_list, head) {
+
+ if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) {
+ ret = -EFAULT;
+ goto done;
+ }
+
+ if (copy_to_user(&enum_ptr[copied].name,
+ &prop_enum->name, DRM_PROP_NAME_LEN)) {
+ ret = -EFAULT;
+ goto done;
+ }
+ copied++;
+ }
+ }
+ out_resp->count_enum_blobs = enum_count;
+ }
+
+ if (property->flags & DRM_MODE_PROP_BLOB) {
+ if ((out_resp->count_enum_blobs >= blob_count) && blob_count) {
+ copied = 0;
+ blob_id_ptr = (uint32_t *)(unsigned long)out_resp->enum_blob_ptr;
+ blob_length_ptr = (uint32_t *)(unsigned long)out_resp->values_ptr;
+
+ list_for_each_entry(prop_blob, &property->enum_blob_list, head) {
+ if (put_user(prop_blob->id, blob_id_ptr + copied)) {
+ ret = -EFAULT;
+ goto done;
+ }
+
+ if (put_user(prop_blob->length, blob_length_ptr + copied)) {
+ ret = -EFAULT;
+ goto done;
+ }
+
+ copied++;
+ }
+ }
+ out_resp->count_enum_blobs = enum_count;
+ }
+done:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length,
+ void *data)
+{
+ struct drm_property_blob *blob;
+
+ if (!length || !data)
+ return NULL;
+
+ blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL);
+ if (!blob)
+ return NULL;
+
+ blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob));
+ blob->length = length;
+
+ memcpy(blob->data, data, length);
+
+ blob->id = drm_idr_get(dev, blob);
+
+ list_add_tail(&blob->head, &dev->mode_config.property_blob_list);
+ return blob;
+}
+
+static void drm_property_destroy_blob(struct drm_device *dev,
+ struct drm_property_blob *blob)
+{
+ drm_idr_put(dev, blob->id);
+ list_del(&blob->head);
+ kfree(blob);
+}
+
+int drm_mode_getblob_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_get_blob *out_resp = data;
+ struct drm_property_blob *blob;
+ int ret = 0;
+ void *blob_ptr;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ blob = idr_find(&dev->mode_config.crtc_idr, out_resp->blob_id);
+ if (!blob || (blob->id != out_resp->blob_id)) {
+ ret = -EINVAL;
+ goto done;
+ }
+
+ if (out_resp->length == blob->length) {
+ blob_ptr = (void *)(unsigned long)out_resp->data;
+ if (copy_to_user(blob_ptr, blob->data, blob->length)){
+ ret = -EFAULT;
+ goto done;
+ }
+ }
+ out_resp->length = blob->length;
+
+done:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
+int drm_mode_output_update_edid_property(struct drm_output *output, unsigned char *edid)
+{
+ struct drm_device *dev = output->dev;
+ int ret = 0;
+ if (output->edid_blob_ptr)
+ drm_property_destroy_blob(dev, output->edid_blob_ptr);
+
+ output->edid_blob_ptr = drm_property_create_blob(output->dev, 128, edid);
+
+ ret = drm_output_property_set_value(output, dev->mode_config.edid_property, output->edid_blob_ptr->id);
+ return ret;
+}
+EXPORT_SYMBOL(drm_mode_output_update_edid_property);
+
+int drm_mode_output_property_set_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv)
+{
+ struct drm_mode_output_set_property *out_resp = data;
+ struct drm_property *property;
+ struct drm_output *output;
+ int ret = -EINVAL;
+ int i;
+
+ mutex_lock(&dev->mode_config.mutex);
+ output = idr_find(&dev->mode_config.crtc_idr, out_resp->output_id);
+ if (!output || (output->id != out_resp->output_id)) {
+ goto out;
+ }
+
+ for (i = 0; i < DRM_OUTPUT_MAX_PROPERTY; i++) {
+ if (output->property_ids[i] == out_resp->prop_id)
+ break;
+ }
+
+ if (i == DRM_OUTPUT_MAX_PROPERTY) {
+ goto out;
+ }
+
+ property = idr_find(&dev->mode_config.crtc_idr, out_resp->prop_id);
+ if (!property || (property->id != out_resp->prop_id)) {
+ goto out;
+ }
+
+ if (property->flags & DRM_MODE_PROP_IMMUTABLE)
+ goto out;
+
+ if (property->flags & DRM_MODE_PROP_RANGE) {
+ if (out_resp->value < property->values[0])
+ goto out;
+
+ if (out_resp->value > property->values[1])
+ goto out;
+ } else {
+ int found = 0;
+ for (i = 0; i < property->num_values; i++) {
+ if (property->values[i] == out_resp->value) {
+ found = 1;
+ break;
+ }
+ }
+ if (!found) {
+ goto out;
+ }
+ }
+
+ if (output->funcs->set_property)
+ ret = output->funcs->set_property(output, property, out_resp->value);
+
+out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+}
+
diff --git a/linux-core/drm_crtc.h b/linux-core/drm_crtc.h
new file mode 100644
index 00000000..65c3704a
--- /dev/null
+++ b/linux-core/drm_crtc.h
@@ -0,0 +1,628 @@
+/*
+ * Copyright © 2006 Keith Packard
+ * Copyright © 2007 Intel Corporation
+ * Jesse Barnes <jesse.barnes@intel.com>
+ */
+#ifndef __DRM_CRTC_H__
+#define __DRM_CRTC_H__
+
+#include <linux/i2c.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+#include <linux/idr.h>
+
+#include <linux/fb.h>
+
+struct drm_device;
+
+/*
+ * Note on terminology: here, for brevity and convenience, we refer to output
+ * control chips as 'CRTCs'. They can control any type of output, VGA, LVDS,
+ * DVI, etc. And 'screen' refers to the whole of the visible display, which
+ * may span multiple monitors (and therefore multiple CRTC and output
+ * structures).
+ */
+
+enum drm_mode_status {
+ MODE_OK = 0, /* Mode OK */
+ MODE_HSYNC, /* hsync out of range */
+ MODE_VSYNC, /* vsync out of range */
+ MODE_H_ILLEGAL, /* mode has illegal horizontal timings */
+ MODE_V_ILLEGAL, /* mode has illegal horizontal timings */
+ MODE_BAD_WIDTH, /* requires an unsupported linepitch */
+ MODE_NOMODE, /* no mode with a maching name */
+ MODE_NO_INTERLACE, /* interlaced mode not supported */
+ MODE_NO_DBLESCAN, /* doublescan mode not supported */
+ MODE_NO_VSCAN, /* multiscan mode not supported */
+ MODE_MEM, /* insufficient video memory */
+ MODE_VIRTUAL_X, /* mode width too large for specified virtual size */
+ MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */
+ MODE_MEM_VIRT, /* insufficient video memory given virtual size */
+ MODE_NOCLOCK, /* no fixed clock available */
+ MODE_CLOCK_HIGH, /* clock required is too high */
+ MODE_CLOCK_LOW, /* clock required is too low */
+ MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */
+ MODE_BAD_HVALUE, /* horizontal timing was out of range */
+ MODE_BAD_VVALUE, /* vertical timing was out of range */
+ MODE_BAD_VSCAN, /* VScan value out of range */
+ MODE_HSYNC_NARROW, /* horizontal sync too narrow */
+ MODE_HSYNC_WIDE, /* horizontal sync too wide */
+ MODE_HBLANK_NARROW, /* horizontal blanking too narrow */
+ MODE_HBLANK_WIDE, /* horizontal blanking too wide */
+ MODE_VSYNC_NARROW, /* vertical sync too narrow */
+ MODE_VSYNC_WIDE, /* vertical sync too wide */
+ MODE_VBLANK_NARROW, /* vertical blanking too narrow */
+ MODE_VBLANK_WIDE, /* vertical blanking too wide */
+ MODE_PANEL, /* exceeds panel dimensions */
+ MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */
+ MODE_ONE_WIDTH, /* only one width is supported */
+ MODE_ONE_HEIGHT, /* only one height is supported */
+ MODE_ONE_SIZE, /* only one resolution is supported */
+ MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */
+ MODE_UNVERIFIED = -3, /* mode needs to reverified */
+ MODE_BAD = -2, /* unspecified reason */
+ MODE_ERROR = -1 /* error condition */
+};
+
+#define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \
+ DRM_MODE_TYPE_CRTC_C)
+
+#define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \
+ .name = nm, .status = 0, .type = (t), .clock = (c), \
+ .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \
+ .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \
+ .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \
+ .vscan = (vs), .flags = (f), .vrefresh = 0
+
+struct drm_display_mode {
+ /* Header */
+ struct list_head head;
+ char name[DRM_DISPLAY_MODE_LEN];
+ int mode_id;
+ int output_count;
+ enum drm_mode_status status;
+ int type;
+
+ /* Proposed mode values */
+ int clock;
+ int hdisplay;
+ int hsync_start;
+ int hsync_end;
+ int htotal;
+ int hskew;
+ int vdisplay;
+ int vsync_start;
+ int vsync_end;
+ int vtotal;
+ int vscan;
+ unsigned int flags;
+
+ /* Actual mode we give to hw */
+ int clock_index;
+ int synth_clock;
+ int crtc_hdisplay;
+ int crtc_hblank_start;
+ int crtc_hblank_end;
+ int crtc_hsync_start;
+ int crtc_hsync_end;
+ int crtc_htotal;
+ int crtc_hskew;
+ int crtc_vdisplay;
+ int crtc_vblank_start;
+ int crtc_vblank_end;
+ int crtc_vsync_start;
+ int crtc_vsync_end;
+ int crtc_vtotal;
+ int crtc_hadjusted;
+ int crtc_vadjusted;
+
+ /* Driver private mode info */
+ int private_size;
+ int *private;
+ int private_flags;
+
+ int vrefresh;
+ float hsync;
+};
+
+/* Video mode flags */
+#define V_PHSYNC (1<<0)
+#define V_NHSYNC (1<<1)
+#define V_PVSYNC (1<<2)
+#define V_NVSYNC (1<<3)
+#define V_INTERLACE (1<<4)
+#define V_DBLSCAN (1<<5)
+#define V_CSYNC (1<<6)
+#define V_PCSYNC (1<<7)
+#define V_NCSYNC (1<<8)
+#define V_HSKEW (1<<9) /* hskew provided */
+#define V_BCAST (1<<10)
+#define V_PIXMUX (1<<11)
+#define V_DBLCLK (1<<12)
+#define V_CLKDIV2 (1<<13)
+
+#define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */
+
+#define DPMSModeOn 0
+#define DPMSModeStandby 1
+#define DPMSModeSuspend 2
+#define DPMSModeOff 3
+
+#define ConnectorUnknown 0
+#define ConnectorVGA 1
+#define ConnectorDVII 2
+#define ConnectorDVID 3
+#define ConnectorDVIA 4
+#define ConnectorComposite 5
+#define ConnectorSVIDEO 6
+#define ConnectorLVDS 7
+#define ConnectorComponent 8
+#define Connector9PinDIN 9
+#define ConnectorDisplayPort 10
+#define ConnectorHDMIA 11
+#define ConnectorHDMIB 12
+
+enum drm_output_status {
+ output_status_connected = 1,
+ output_status_disconnected = 2,
+ output_status_unknown = 3,
+};
+
+enum subpixel_order {
+ SubPixelUnknown = 0,
+ SubPixelHorizontalRGB,
+ SubPixelHorizontalBGR,
+ SubPixelVerticalRGB,
+ SubPixelVerticalBGR,
+ SubPixelNone,
+};
+
+/*
+ * Describes a given display (e.g. CRT or flat panel) and its limitations.
+ */
+struct drm_display_info {
+ char name[DRM_DISPLAY_INFO_LEN];
+ /* Input info */
+ bool serration_vsync;
+ bool sync_on_green;
+ bool composite_sync;
+ bool separate_syncs;
+ bool blank_to_black;
+ unsigned char video_level;
+ bool digital;
+ /* Physical size */
+ unsigned int width_mm;
+ unsigned int height_mm;
+
+ /* Display parameters */
+ unsigned char gamma; /* FIXME: storage format */
+ bool gtf_supported;
+ bool standard_color;
+ enum {
+ monochrome,
+ rgb,
+ other,
+ unknown,
+ } display_type;
+ bool active_off_supported;
+ bool suspend_supported;
+ bool standby_supported;
+
+ /* Color info FIXME: storage format */
+ unsigned short redx, redy;
+ unsigned short greenx, greeny;
+ unsigned short bluex, bluey;
+ unsigned short whitex, whitey;
+
+ /* Clock limits FIXME: storage format */
+ unsigned int min_vfreq, max_vfreq;
+ unsigned int min_hfreq, max_hfreq;
+ unsigned int pixel_clock;
+
+ /* White point indices FIXME: storage format */
+ unsigned int wpx1, wpy1;
+ unsigned int wpgamma1;
+ unsigned int wpx2, wpy2;
+ unsigned int wpgamma2;
+
+ /* Preferred mode (if any) */
+ struct drm_display_mode *preferred_mode;
+ char *raw_edid; /* if any */
+};
+
+struct drm_framebuffer {
+ struct drm_device *dev;
+ struct list_head head;
+ int id; /* idr assigned */
+ unsigned int pitch;
+ unsigned long offset;
+ unsigned int width;
+ unsigned int height;
+ /* depth can be 15 or 16 */
+ unsigned int depth;
+ int bits_per_pixel;
+ int flags;
+ struct drm_buffer_object *bo;
+ void *fbdev;
+ u32 pseudo_palette[17];
+ void *virtual_base;
+ struct list_head filp_head;
+};
+
+struct drm_property_blob {
+ struct list_head head;
+ unsigned int length;
+ unsigned int id;
+ void *data;
+};
+
+struct drm_property_enum {
+ uint64_t value;
+ struct list_head head;
+ unsigned char name[DRM_PROP_NAME_LEN];
+};
+
+struct drm_property {
+ struct list_head head;
+ int id; /* idr assigned */
+ uint32_t flags;
+ char name[DRM_PROP_NAME_LEN];
+ uint32_t num_values;
+ uint64_t *values;
+
+ struct list_head enum_blob_list;
+};
+
+struct drm_crtc;
+struct drm_output;
+
+/**
+ * drm_crtc_funcs - control CRTCs for a given device
+ * @dpms: control display power levels
+ * @save: save CRTC state
+ * @resore: restore CRTC state
+ * @lock: lock the CRTC
+ * @unlock: unlock the CRTC
+ * @shadow_allocate: allocate shadow pixmap
+ * @shadow_create: create shadow pixmap for rotation support
+ * @shadow_destroy: free shadow pixmap
+ * @mode_fixup: fixup proposed mode
+ * @mode_set: set the desired mode on the CRTC
+ * @gamma_set: specify color ramp for CRTC
+ * @cleanup: cleanup driver private state prior to close
+ *
+ * The drm_crtc_funcs structure is the central CRTC management structure
+ * in the DRM. Each CRTC controls one or more outputs (note that the name
+ * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc.
+ * outputs, not just CRTs).
+ *
+ * Each driver is responsible for filling out this structure at startup time,
+ * in addition to providing other modesetting features, like i2c and DDC
+ * bus accessors.
+ */
+struct drm_crtc_funcs {
+ /*
+ * Control power levels on the CRTC. If the mode passed in is
+ * unsupported, the provider must use the next lowest power level.
+ */
+ void (*dpms)(struct drm_crtc *crtc, int mode);
+
+ /* JJJ: Are these needed? */
+ /* Save CRTC state */
+ void (*save)(struct drm_crtc *crtc); /* suspend? */
+ /* Restore CRTC state */
+ void (*restore)(struct drm_crtc *crtc); /* resume? */
+ bool (*lock)(struct drm_crtc *crtc);
+ void (*unlock)(struct drm_crtc *crtc);
+
+ void (*prepare)(struct drm_crtc *crtc);
+ void (*commit)(struct drm_crtc *crtc);
+
+ /* Provider can fixup or change mode timings before modeset occurs */
+ bool (*mode_fixup)(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+ /* Actually set the mode */
+ void (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode, int x, int y);
+
+ /* Move the crtc on the current fb to the given position *optional* */
+ void (*mode_set_base)(struct drm_crtc *crtc, int x, int y);
+
+ /* Set gamma on the CRTC */
+ void (*gamma_set)(struct drm_crtc *crtc, u16 r, u16 g, u16 b,
+ int regno);
+ /* Driver cleanup routine */
+ void (*cleanup)(struct drm_crtc *crtc);
+};
+
+/**
+ * drm_crtc - central CRTC control structure
+ * @enabled: is this CRTC enabled?
+ * @x: x position on screen
+ * @y: y position on screen
+ * @desired_mode: new desired mode
+ * @desired_x: desired x for desired_mode
+ * @desired_y: desired y for desired_mode
+ * @funcs: CRTC control functions
+ * @driver_private: arbitrary driver data
+ *
+ * Each CRTC may have one or more outputs associated with it. This structure
+ * allows the CRTC to be controlled.
+ */
+struct drm_crtc {
+ struct drm_device *dev;
+ struct list_head head;
+
+ int id; /* idr assigned */
+
+ /* framebuffer the output is currently bound to */
+ struct drm_framebuffer *fb;
+
+ bool enabled;
+
+ /* JJJ: are these needed? */
+ bool cursor_in_range;
+ bool cursor_shown;
+
+ struct drm_display_mode mode;
+
+ int x, y;
+ struct drm_display_mode *desired_mode;
+ int desired_x, desired_y;
+ const struct drm_crtc_funcs *funcs;
+ void *driver_private;
+
+ /* RRCrtcPtr randr_crtc? */
+};
+
+extern struct drm_crtc *drm_crtc_create(struct drm_device *dev,
+ const struct drm_crtc_funcs *funcs);
+
+/**
+ * drm_output_funcs - control outputs on a given device
+ * @init: setup this output
+ * @dpms: set power state (see drm_crtc_funcs above)
+ * @save: save output state
+ * @restore: restore output state
+ * @mode_valid: is this mode valid on the given output?
+ * @mode_fixup: try to fixup proposed mode for this output
+ * @mode_set: set this mode
+ * @detect: is this output active?
+ * @get_modes: get mode list for this output
+ * @set_property: property for this output may need update
+ * @cleanup: output is going away, cleanup
+ *
+ * Each CRTC may have one or more outputs attached to it. The functions
+ * below allow the core DRM code to control outputs, enumerate available modes,
+ * etc.
+ */
+struct drm_output_funcs {
+ void (*init)(struct drm_output *output);
+ void (*dpms)(struct drm_output *output, int mode);
+ void (*save)(struct drm_output *output);
+ void (*restore)(struct drm_output *output);
+ int (*mode_valid)(struct drm_output *output,
+ struct drm_display_mode *mode);
+ bool (*mode_fixup)(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+ void (*prepare)(struct drm_output *output);
+ void (*commit)(struct drm_output *output);
+ void (*mode_set)(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+ enum drm_output_status (*detect)(struct drm_output *output);
+ int (*get_modes)(struct drm_output *output);
+ /* JJJ: type checking for properties via property value type */
+ bool (*set_property)(struct drm_output *output, struct drm_property *property,
+ uint64_t val);
+ void (*cleanup)(struct drm_output *output);
+};
+
+#define DRM_OUTPUT_MAX_UMODES 16
+#define DRM_OUTPUT_MAX_PROPERTY 16
+#define DRM_OUTPUT_LEN 32
+/**
+ * drm_output - central DRM output control structure
+ * @crtc: CRTC this output is currently connected to, NULL if none
+ * @possible_crtcs: bitmap of CRTCS this output could be attached to
+ * @possible_clones: bitmap of possible outputs this output could clone
+ * @interlace_allowed: can this output handle interlaced modes?
+ * @doublescan_allowed: can this output handle doublescan?
+ * @available_modes: modes available on this output (from get_modes() + user)
+ * @initial_x: initial x position for this output
+ * @initial_y: initial y position for this output
+ * @status: output connected?
+ * @subpixel_order: for this output
+ * @mm_width: displayable width of output in mm
+ * @mm_height: displayable height of output in mm
+ * @funcs: output control functions
+ * @driver_private: private driver data
+ *
+ * Each output may be connected to one or more CRTCs, or may be clonable by
+ * another output if they can share a CRTC. Each output also has a specific
+ * position in the broader display (referred to as a 'screen' though it could
+ * span multiple monitors).
+ */
+struct drm_output {
+ struct drm_device *dev;
+ struct list_head head;
+ struct drm_crtc *crtc;
+ int id; /* idr assigned */
+
+ int output_type;
+ int output_type_id;
+ unsigned long possible_crtcs;
+ unsigned long possible_clones;
+ bool interlace_allowed;
+ bool doublescan_allowed;
+ struct list_head modes; /* list of modes on this output */
+
+ /*
+ OptionInfoPtr options;
+ XF86ConfMonitorPtr conf_monitor;
+ */
+ int initial_x, initial_y;
+ enum drm_output_status status;
+
+ /* these are modes added by probing with DDC or the BIOS */
+ struct list_head probed_modes;
+
+ /* xf86MonPtr MonInfo; */
+ enum subpixel_order subpixel_order;
+ int mm_width, mm_height;
+ struct drm_display_info *monitor_info; /* if any */
+ const struct drm_output_funcs *funcs;
+ void *driver_private;
+ uint32_t make_shit_work;
+ struct list_head user_modes;
+ struct drm_property_blob *edid_blob_ptr;
+ u32 property_ids[DRM_OUTPUT_MAX_PROPERTY];
+ uint64_t property_values[DRM_OUTPUT_MAX_PROPERTY];
+};
+
+/**
+ * struct drm_mode_config_funcs - configure CRTCs for a given screen layout
+ * @resize: adjust CRTCs as necessary for the proposed layout
+ *
+ * Currently only a resize hook is available. DRM will call back into the
+ * driver with a new screen width and height. If the driver can't support
+ * the proposed size, it can return false. Otherwise it should adjust
+ * the CRTC<->output mappings as needed and update its view of the screen.
+ */
+struct drm_mode_config_funcs {
+ bool (*resize)(struct drm_device *dev, int width, int height);
+};
+
+/**
+ * drm_mode_config - Mode configuration control structure
+ *
+ */
+struct drm_mode_config {
+ struct mutex mutex; /* protects configuration and IDR */
+ struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, output, modes - just makes life easier */
+ /* this is limited to one for now */
+ int num_fb;
+ struct list_head fb_list;
+ int num_output;
+ struct list_head output_list;
+
+ /* int compat_output? */
+ int num_crtc;
+ struct list_head crtc_list;
+
+ struct list_head property_list;
+
+ int min_width, min_height;
+ int max_width, max_height;
+ /* DamagePtr rotationDamage? */
+ /* DGA stuff? */
+ struct drm_mode_config_funcs *funcs;
+ unsigned long fb_base;
+
+ /* pointers to standard properties */
+ struct list_head property_blob_list;
+ struct drm_property *edid_property;
+ struct drm_property *dpms_property;
+ struct drm_property *connector_type_property;
+ struct drm_property *connector_num_property;
+};
+
+struct drm_output *drm_output_create(struct drm_device *dev,
+ const struct drm_output_funcs *funcs,
+ int type);
+
+extern char *drm_get_output_name(struct drm_output *output);
+extern void drm_output_destroy(struct drm_output *output);
+extern void drm_fb_release(struct file *filp);
+
+extern struct edid *drm_get_edid(struct drm_output *output,
+ struct i2c_adapter *adapter);
+extern int drm_add_edid_modes(struct drm_output *output, struct edid *edid);
+extern void drm_mode_probed_add(struct drm_output *output, struct drm_display_mode *mode);
+extern void drm_mode_remove(struct drm_output *output, struct drm_display_mode *mode);
+extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev,
+ struct drm_display_mode *mode);
+extern void drm_mode_debug_printmodeline(struct drm_device *dev,
+ struct drm_display_mode *mode);
+extern void drm_mode_config_init(struct drm_device *dev);
+extern void drm_mode_config_cleanup(struct drm_device *dev);
+extern void drm_mode_set_name(struct drm_display_mode *mode);
+extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2);
+extern void drm_disable_unused_functions(struct drm_device *dev);
+
+/* for us by fb module */
+extern int drm_mode_attachmode_crtc(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_display_mode *mode);
+extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode);
+
+extern struct drm_display_mode *drm_mode_create(struct drm_device *dev);
+extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode);
+extern void drm_mode_list_concat(struct list_head *head,
+ struct list_head *new);
+extern void drm_mode_validate_size(struct drm_device *dev,
+ struct list_head *mode_list,
+ int maxX, int maxY, int maxPitch);
+extern void drm_mode_prune_invalid(struct drm_device *dev,
+ struct list_head *mode_list, bool verbose);
+extern void drm_mode_sort(struct list_head *mode_list);
+extern int drm_mode_vrefresh(struct drm_display_mode *mode);
+extern void drm_mode_set_crtcinfo(struct drm_display_mode *p,
+ int adjust_flags);
+extern void drm_mode_output_list_update(struct drm_output *output);
+extern int drm_mode_output_update_edid_property(struct drm_output *output, unsigned char *edid);
+extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev);
+extern bool drm_initial_config(struct drm_device *dev, bool cangrow);
+extern void drm_framebuffer_set_object(struct drm_device *dev,
+ unsigned long handle);
+extern struct drm_framebuffer *drm_framebuffer_create(struct drm_device *dev);
+extern void drm_framebuffer_destroy(struct drm_framebuffer *fb);
+extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc);
+extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
+extern bool drm_crtc_set_mode(struct drm_crtc *crtc, struct drm_display_mode *mode,
+ int x, int y);
+extern int drm_hotplug_stage_two(struct drm_device *dev, struct drm_output *output);
+
+extern int drm_output_attach_property(struct drm_output *output,
+ struct drm_property *property, uint64_t init_val);
+extern struct drm_property *drm_property_create(struct drm_device *dev, int flags,
+ const char *name, int num_values);
+extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
+extern int drm_property_add_enum(struct drm_property *property, int index,
+ uint64_t value, const char *name);
+
+/* IOCTLs */
+extern int drm_mode_getresources(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+
+extern int drm_mode_getcrtc(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_getoutput(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_setcrtc(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_addfb(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_rmfb(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_getfb(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_addmode_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_rmmode_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_attachmode_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_detachmode_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+
+extern int drm_mode_getproperty_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_getblob_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+extern int drm_mode_output_property_set_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
+#endif /* __DRM_CRTC_H__ */
+
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index 3c2794d0..ab047ca3 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -56,7 +56,7 @@ static int drm_version(struct drm_device *dev, void *data,
/** Ioctl table */
static struct drm_ioctl_desc drm_ioctls[] = {
- DRM_IOCTL_DEF(DRM_IOCTL_VERSION, drm_version, 0),
+ DRM_IOCTL_DEF(DRM_IOCTL_VERSION, drm_version, DRM_CONTROL_ALLOW),
DRM_IOCTL_DEF(DRM_IOCTL_GET_UNIQUE, drm_getunique, 0),
DRM_IOCTL_DEF(DRM_IOCTL_GET_MAGIC, drm_getmagic, 0),
DRM_IOCTL_DEF(DRM_IOCTL_IRQ_BUSID, drm_irq_by_busid, DRM_MASTER|DRM_ROOT_ONLY),
@@ -121,6 +121,21 @@ static struct drm_ioctl_desc drm_ioctls[] = {
DRM_IOCTL_DEF(DRM_IOCTL_UPDATE_DRAW, drm_update_drawable_info, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETRESOURCES, drm_mode_getresources, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETCRTC, drm_mode_getcrtc, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETOUTPUT, drm_mode_getoutput, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_SETCRTC, drm_mode_setcrtc, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB, drm_mode_addfb, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_RMFB, drm_mode_rmfb, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETFB, drm_mode_getfb, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_SETPROPERTY, drm_mode_output_property_set_ioctl, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPROPBLOB, drm_mode_getblob_ioctl, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_ATTACHMODE, drm_mode_attachmode_ioctl, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_DETACHMODE, drm_mode_detachmode_ioctl, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPROPERTY, drm_mode_getproperty_ioctl, DRM_MASTER | DRM_ROOT_ONLY | DRM_CONTROL_ALLOW),
+
+
DRM_IOCTL_DEF(DRM_IOCTL_MM_INIT, drm_mm_init_ioctl,
DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
DRM_IOCTL_DEF(DRM_IOCTL_MM_TAKEDOWN, drm_mm_takedown_ioctl,
@@ -171,12 +186,11 @@ int drm_lastclose(struct drm_device * dev)
DRM_DEBUG("\n");
+/* return 0; */
/*
* We can't do much about this function failing.
*/
- drm_bo_driver_finish(dev);
-
if (dev->driver->lastclose)
dev->driver->lastclose(dev);
DRM_DEBUG("driver lastclose completed\n");
@@ -187,8 +201,8 @@ int drm_lastclose(struct drm_device * dev)
dev->unique_len = 0;
}
- if (dev->irq_enabled)
- drm_irq_uninstall(dev);
+/* if (dev->irq_enabled)
+ drm_irq_uninstall(dev); */
/* Free drawable information memory */
mutex_lock(&dev->struct_mutex);
@@ -243,12 +257,13 @@ int drm_lastclose(struct drm_device * dev)
drm_ctl_free(vma, sizeof(*vma), DRM_MEM_VMAS);
}
+ /*
list_for_each_entry_safe(r_list, list_t, &dev->maplist, head) {
if (!(r_list->map->flags & _DRM_DRIVER)) {
drm_rmmap_locked(dev, r_list->map);
r_list = NULL;
}
- }
+ }*/
if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && dev->queuelist) {
for (i = 0; i < dev->queue_count; i++) {
@@ -270,11 +285,6 @@ int drm_lastclose(struct drm_device * dev)
if (drm_core_check_feature(dev, DRIVER_HAVE_DMA))
drm_dma_takedown(dev);
- if (dev->lock.hw_lock) {
- dev->sigdata.lock = dev->lock.hw_lock = NULL; /* SHM removed */
- dev->lock.file_priv = NULL;
- wake_up_interruptible(&dev->lock.lock_queue);
- }
dev->dev_mapping = NULL;
mutex_unlock(&dev->struct_mutex);
@@ -401,12 +411,14 @@ static void drm_cleanup(struct drm_device * dev)
DRM_DEBUG("mtrr_del=%d\n", retval);
}
+ if (dev->driver->unload)
+ dev->driver->unload(dev);
+
+ drm_ht_remove(&dev->map_hash);
if (drm_core_has_AGP(dev) && dev->agp) {
drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS);
dev->agp = NULL;
}
- if (dev->driver->unload)
- dev->driver->unload(dev);
if (!drm_fb_loaded)
pci_disable_device(dev->pdev);
@@ -416,7 +428,8 @@ static void drm_cleanup(struct drm_device * dev)
drm_mm_takedown(&dev->offset_manager);
drm_ht_remove(&dev->object_hash);
- drm_put_head(&dev->primary);
+ drm_put_minor(&dev->primary);
+ drm_put_minor(&dev->control);
if (drm_put_dev(dev))
DRM_ERROR("Cannot unload module\n");
}
@@ -425,19 +438,19 @@ void drm_exit(struct drm_driver *driver)
{
int i;
struct drm_device *dev = NULL;
- struct drm_head *head;
+ struct drm_minor *minor;
DRM_DEBUG("\n");
if (drm_fb_loaded) {
- for (i = 0; i < drm_cards_limit; i++) {
- head = drm_heads[i];
- if (!head)
+ for (i = 0; i < drm_minors_limit; i++) {
+ minor = drm_minors[i];
+ if (!minor)
continue;
- if (!head->dev)
+ if (!minor->dev)
continue;
- if (head->dev->driver != driver)
+ if (minor->dev->driver != driver)
continue;
- dev = head->dev;
+ dev = minor->dev;
if (dev) {
/* release the pci driver */
if (dev->pdev)
@@ -488,10 +501,10 @@ static int __init drm_core_init(void)
drm_init_memctl(avail_memctl_mem/2, avail_memctl_mem*3/4, si.mem_unit);
ret = -ENOMEM;
- drm_cards_limit =
- (drm_cards_limit < DRM_MAX_MINOR + 1 ? drm_cards_limit : DRM_MAX_MINOR + 1);
- drm_heads = drm_calloc(drm_cards_limit, sizeof(*drm_heads), DRM_MEM_STUB);
- if (!drm_heads)
+ drm_minors_limit =
+ (drm_minors_limit < DRM_MAX_MINOR + 1 ? drm_minors_limit : DRM_MAX_MINOR + 1);
+ drm_minors = drm_calloc(drm_minors_limit, sizeof(*drm_minors), DRM_MEM_STUB);
+ if (!drm_minors)
goto err_p1;
if (register_chrdev(DRM_MAJOR, "drm", &drm_stub_fops))
@@ -521,7 +534,7 @@ err_p3:
drm_sysfs_destroy();
err_p2:
unregister_chrdev(DRM_MAJOR, "drm");
- drm_free(drm_heads, sizeof(*drm_heads) * drm_cards_limit, DRM_MEM_STUB);
+ drm_free(drm_minors, sizeof(*drm_minors) * drm_minors_limit, DRM_MEM_STUB);
err_p1:
return ret;
}
@@ -533,7 +546,7 @@ static void __exit drm_core_exit(void)
unregister_chrdev(DRM_MAJOR, "drm");
- drm_free(drm_heads, sizeof(*drm_heads) * drm_cards_limit, DRM_MEM_STUB);
+ drm_free(drm_minors, sizeof(*drm_minors) * drm_minors_limit, DRM_MEM_STUB);
}
module_init(drm_core_init);
@@ -593,7 +606,7 @@ EXPORT_SYMBOL(drm_ioctl);
long drm_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct drm_file *file_priv = filp->private_data;
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
struct drm_ioctl_desc *ioctl;
drm_ioctl_t *func;
unsigned int nr = DRM_IOCTL_NR(cmd);
@@ -605,7 +618,7 @@ long drm_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
++file_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(file_priv->head->device),
+ current->pid, cmd, nr, (long)old_encode_dev(file_priv->minor->device),
file_priv->authenticated);
if ((nr >= DRM_CORE_IOCTL_COUNT) &&
@@ -620,6 +633,7 @@ long drm_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
retcode = -EINVAL;
goto err_i1;
}
+
#if 0
/*
* This check is disabled, because driver private ioctl->cmd
@@ -650,7 +664,8 @@ long drm_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
retcode = -EINVAL;
} else if (((ioctl->flags & DRM_ROOT_ONLY) && !capable(CAP_SYS_ADMIN)) ||
((ioctl->flags & DRM_AUTH) && !file_priv->authenticated) ||
- ((ioctl->flags & DRM_MASTER) && !file_priv->master)) {
+ ((ioctl->flags & DRM_MASTER) && !file_priv->master) ||
+ ((!(ioctl->flags & DRM_CONTROL_ALLOW)) && (file_priv->minor->type == DRM_MINOR_CONTROL)) ) {
retcode = -EACCES;
} else {
retcode = func(dev, kdata, file_priv);
diff --git a/linux-core/drm_edid.c b/linux-core/drm_edid.c
new file mode 100644
index 00000000..41aa8f5e
--- /dev/null
+++ b/linux-core/drm_edid.c
@@ -0,0 +1,485 @@
+/*
+ * Copyright (c) 2007 Intel Corporation
+ * Jesse Barnes <jesse.barnes@intel.com>
+ *
+ * DDC probing routines (drm_ddc_read & drm_do_probe_ddc_edid) originally from
+ * FB layer.
+ * Copyright (C) 2006 Dennis Munsie <dmunsie@cecropia.com>
+ */
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include "drmP.h"
+#include "drm_edid.h"
+
+/* Valid EDID header has these bytes */
+static u8 edid_header[] = { 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 };
+
+/**
+ * edid_valid - sanity check EDID data
+ * @edid: EDID data
+ *
+ * Sanity check the EDID block by looking at the header, the version number
+ * and the checksum. Return 0 if the EDID doesn't check out, or 1 if it's
+ * valid.
+ */
+static bool edid_valid(struct edid *edid)
+{
+ int i;
+ u8 csum = 0;
+ u8 *raw_edid = (u8 *)edid;
+
+ if (memcmp(edid->header, edid_header, sizeof(edid_header)))
+ goto bad;
+ if (edid->version != 1)
+ goto bad;
+ if (edid->revision <= 0 || edid->revision > 3)
+ goto bad;
+
+ for (i = 0; i < EDID_LENGTH; i++)
+ csum += raw_edid[i];
+ if (csum)
+ goto bad;
+
+ return 1;
+
+bad:
+ return 0;
+}
+
+/**
+ * drm_mode_std - convert standard mode info (width, height, refresh) into mode
+ * @t: standard timing params
+ *
+ * Take the standard timing params (in this case width, aspect, and refresh)
+ * and convert them into a real mode using CVT.
+ *
+ * Punts for now, but should eventually use the FB layer's CVT based mode
+ * generation code.
+ */
+struct drm_display_mode *drm_mode_std(struct drm_device *dev,
+ struct std_timing *t)
+{
+// struct fb_videomode mode;
+
+// fb_find_mode_cvt(&mode, 0, 0);
+ /* JJJ: convert to drm_display_mode */
+ struct drm_display_mode *mode;
+ int hsize = t->hsize * 8 + 248, vsize;
+
+ mode = drm_mode_create(dev);
+ if (!mode)
+ return NULL;
+
+ if (t->aspect_ratio == 0)
+ vsize = (hsize * 10) / 16;
+ else if (t->aspect_ratio == 1)
+ vsize = (hsize * 3) / 4;
+ else if (t->aspect_ratio == 2)
+ vsize = (hsize * 4) / 5;
+ else
+ vsize = (hsize * 9) / 16;
+
+ drm_mode_set_name(mode);
+
+ return mode;
+}
+
+/**
+ * drm_mode_detailed - create a new mode from an EDID detailed timing section
+ * @timing: EDID detailed timing info
+ * @preferred: is this a preferred mode?
+ *
+ * An EDID detailed timing block contains enough info for us to create and
+ * return a new struct drm_display_mode. The @preferred flag will be set
+ * if this is the display's preferred timing, and we'll use it to indicate
+ * to the other layers that this mode is desired.
+ */
+struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
+ struct detailed_timing *timing)
+{
+ struct drm_display_mode *mode;
+ struct detailed_pixel_timing *pt = &timing->data.pixel_data;
+
+ if (pt->stereo) {
+ printk(KERN_WARNING "stereo mode not supported\n");
+ return NULL;
+ }
+ if (!pt->separate_sync) {
+ printk(KERN_WARNING "integrated sync not supported\n");
+ return NULL;
+ }
+
+ mode = drm_mode_create(dev);
+ if (!mode)
+ return NULL;
+
+ mode->type = DRM_MODE_TYPE_DRIVER;
+ mode->clock = timing->pixel_clock * 10;
+
+ mode->hdisplay = (pt->hactive_hi << 8) | pt->hactive_lo;
+ mode->hsync_start = mode->hdisplay + ((pt->hsync_offset_hi << 8) |
+ pt->hsync_offset_lo);
+ mode->hsync_end = mode->hsync_start +
+ ((pt->hsync_pulse_width_hi << 8) |
+ pt->hsync_pulse_width_lo);
+ mode->htotal = mode->hdisplay + ((pt->hblank_hi << 8) | pt->hblank_lo);
+
+ mode->vdisplay = (pt->vactive_hi << 8) | pt->vactive_lo;
+ mode->vsync_start = mode->vdisplay + ((pt->vsync_offset_hi << 8) |
+ pt->vsync_offset_lo);
+ mode->vsync_end = mode->vsync_start +
+ ((pt->vsync_pulse_width_hi << 8) |
+ pt->vsync_pulse_width_lo);
+ mode->vtotal = mode->vdisplay + ((pt->vblank_hi << 8) | pt->vblank_lo);
+
+ drm_mode_set_name(mode);
+
+ if (pt->interlaced)
+ mode->flags |= V_INTERLACE;
+
+ mode->flags |= pt->hsync_positive ? V_PHSYNC : V_NHSYNC;
+ mode->flags |= pt->vsync_positive ? V_PVSYNC : V_NVSYNC;
+
+ return mode;
+}
+
+/*
+ * Detailed mode info for the EDID "established modes" data to use.
+ */
+static struct drm_display_mode edid_est_modes[] = {
+ { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
+ 968, 1056, 0, 600, 601, 605, 628, 0,
+ V_PHSYNC | V_PVSYNC) }, /* 800x600@60Hz */
+ { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
+ 896, 1024, 0, 600, 601, 603, 625, 0,
+ V_PHSYNC | V_PVSYNC) }, /* 800x600@56Hz */
+ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
+ 720, 840, 0, 480, 481, 484, 500, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 640x480@75Hz */
+ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
+ 704, 832, 0, 480, 489, 491, 520, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 640x480@72Hz */
+ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704,
+ 768, 864, 0, 480, 483, 486, 525, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 640x480@67Hz */
+ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25200, 640, 656,
+ 752, 800, 0, 480, 490, 492, 525, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 640x480@60Hz */
+ { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738,
+ 846, 900, 0, 400, 421, 423, 449, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 720x400@88Hz */
+ { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738,
+ 846, 900, 0, 400, 412, 414, 449, 0,
+ V_NHSYNC | V_PVSYNC) }, /* 720x400@70Hz */
+ { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
+ 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
+ V_PHSYNC | V_PVSYNC) }, /* 1280x1024@75Hz */
+ { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78800, 1024, 1040,
+ 1136, 1312, 0, 768, 769, 772, 800, 0,
+ V_PHSYNC | V_PVSYNC) }, /* 1024x768@75Hz */
+ { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
+ 1184, 1328, 0, 768, 771, 777, 806, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 1024x768@70Hz */
+ { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
+ 1184, 1344, 0, 768, 771, 777, 806, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 1024x768@60Hz */
+ { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032,
+ 1208, 1264, 0, 768, 768, 776, 817, 0,
+ V_PHSYNC | V_PVSYNC | V_INTERLACE) }, /* 1024x768@43Hz */
+ { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864,
+ 928, 1152, 0, 624, 625, 628, 667, 0,
+ V_NHSYNC | V_NVSYNC) }, /* 832x624@75Hz */
+ { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
+ 896, 1056, 0, 600, 601, 604, 625, 0,
+ V_PHSYNC | V_PVSYNC) }, /* 800x600@75Hz */
+ { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
+ 976, 1040, 0, 600, 637, 643, 666, 0,
+ V_PHSYNC | V_PVSYNC) }, /* 800x600@72Hz */
+ { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
+ 1344, 1600, 0, 864, 865, 868, 900, 0,
+ V_PHSYNC | V_PVSYNC) }, /* 1152x864@75Hz */
+};
+
+#define EDID_EST_TIMINGS 16
+#define EDID_STD_TIMINGS 8
+#define EDID_DETAILED_TIMINGS 4
+
+/**
+ * add_established_modes - get est. modes from EDID and add them
+ * @edid: EDID block to scan
+ *
+ * Each EDID block contains a bitmap of the supported "established modes" list
+ * (defined above). Tease them out and add them to the global modes list.
+ */
+static int add_established_modes(struct drm_output *output, struct edid *edid)
+{
+ struct drm_device *dev = output->dev;
+ unsigned long est_bits = edid->established_timings.t1 |
+ (edid->established_timings.t2 << 8) |
+ ((edid->established_timings.mfg_rsvd & 0x80) << 9);
+ int i, modes = 0;
+
+ for (i = 0; i <= EDID_EST_TIMINGS; i++)
+ if (est_bits & (1<<i)) {
+ struct drm_display_mode *newmode;
+ newmode = drm_mode_duplicate(dev, &edid_est_modes[i]);
+ drm_mode_probed_add(output, newmode);
+ modes++;
+ }
+
+ return modes;
+}
+
+/**
+ * add_standard_modes - get std. modes from EDID and add them
+ * @edid: EDID block to scan
+ *
+ * Standard modes can be calculated using the CVT standard. Grab them from
+ * @edid, calculate them, and add them to the list.
+ */
+static int add_standard_modes(struct drm_output *output, struct edid *edid)
+{
+ struct drm_device *dev = output->dev;
+ int i, modes = 0;
+
+ for (i = 0; i < EDID_STD_TIMINGS; i++) {
+ struct std_timing *t = &edid->standard_timings[i];
+ struct drm_display_mode *newmode;
+
+ /* If std timings bytes are 1, 1 it's empty */
+ if (t->hsize == 1 && (t->aspect_ratio | t->vfreq) == 1)
+ continue;
+
+ newmode = drm_mode_std(dev, &edid->standard_timings[i]);
+ drm_mode_probed_add(output, newmode);
+ modes++;
+ }
+
+ return modes;
+}
+
+/**
+ * add_detailed_modes - get detailed mode info from EDID data
+ * @edid: EDID block to scan
+ *
+ * Some of the detailed timing sections may contain mode information. Grab
+ * it and add it to the list.
+ */
+static int add_detailed_info(struct drm_output *output, struct edid *edid)
+{
+ struct drm_device *dev = output->dev;
+ int i, j, modes = 0;
+
+ for (i = 0; i < EDID_DETAILED_TIMINGS; i++) {
+ struct detailed_timing *timing = &edid->detailed_timings[i];
+ struct detailed_non_pixel *data = &timing->data.other_data;
+ struct drm_display_mode *newmode;
+
+ /* EDID up to and including 1.2 may put monitor info here */
+ if (edid->version == 1 && edid->revision < 3)
+ continue;
+
+ /* Detailed mode timing */
+ if (timing->pixel_clock) {
+ newmode = drm_mode_detailed(dev, timing);
+ /* First detailed mode is preferred */
+ if (i == 0 && edid->preferred_timing)
+ newmode->type |= DRM_MODE_TYPE_PREFERRED;
+ drm_mode_probed_add(output, newmode);
+
+ modes++;
+ continue;
+ }
+
+ /* Other timing or info */
+ switch (data->type) {
+ case EDID_DETAIL_MONITOR_SERIAL:
+ break;
+ case EDID_DETAIL_MONITOR_STRING:
+ break;
+ case EDID_DETAIL_MONITOR_RANGE:
+ /* Get monitor range data */
+ break;
+ case EDID_DETAIL_MONITOR_NAME:
+ break;
+ case EDID_DETAIL_MONITOR_CPDATA:
+ break;
+ case EDID_DETAIL_STD_MODES:
+ /* Five modes per detailed section */
+ for (j = 0; j < 5; i++) {
+ struct std_timing *std;
+ struct drm_display_mode *newmode;
+
+ std = &data->data.timings[j];
+ newmode = drm_mode_std(dev, std);
+ drm_mode_probed_add(output, newmode);
+ modes++;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ return modes;
+}
+
+#define DDC_ADDR 0x50
+
+static unsigned char *drm_do_probe_ddc_edid(struct i2c_adapter *adapter)
+{
+ unsigned char start = 0x0;
+ unsigned char *buf = kmalloc(EDID_LENGTH, GFP_KERNEL);
+ struct i2c_msg msgs[] = {
+ {
+ .addr = DDC_ADDR,
+ .flags = 0,
+ .len = 1,
+ .buf = &start,
+ }, {
+ .addr = DDC_ADDR,
+ .flags = I2C_M_RD,
+ .len = EDID_LENGTH,
+ .buf = buf,
+ }
+ };
+
+ if (!buf) {
+ dev_warn(&adapter->dev, "unable to allocate memory for EDID "
+ "block.\n");
+ return NULL;
+ }
+
+ if (i2c_transfer(adapter, msgs, 2) == 2)
+ return buf;
+
+ dev_info(&adapter->dev, "unable to read EDID block.\n");
+ kfree(buf);
+ return NULL;
+}
+
+static unsigned char *drm_ddc_read(struct i2c_adapter *adapter)
+{
+ struct i2c_algo_bit_data *algo_data = adapter->algo_data;
+ unsigned char *edid = NULL;
+ int i, j;
+
+ /*
+ * Startup the bus:
+ * Set clock line high (but give it time to come up)
+ * Then set clock & data low
+ */
+ algo_data->setscl(algo_data->data, 1);
+ udelay(550); /* startup delay */
+ algo_data->setscl(algo_data->data, 0);
+ algo_data->setsda(algo_data->data, 0);
+
+ for (i = 0; i < 3; i++) {
+ /* For some old monitors we need the
+ * following process to initialize/stop DDC
+ */
+ algo_data->setsda(algo_data->data, 0);
+ msleep(13);
+
+ algo_data->setscl(algo_data->data, 1);
+ for (j = 0; j < 5; j++) {
+ msleep(10);
+ if (algo_data->getscl(algo_data->data))
+ break;
+ }
+ if (j == 5)
+ continue;
+
+ algo_data->setsda(algo_data->data, 0);
+ msleep(15);
+ algo_data->setscl(algo_data->data, 0);
+ msleep(15);
+ algo_data->setsda(algo_data->data, 1);
+ msleep(15);
+
+ /* Do the real work */
+ edid = drm_do_probe_ddc_edid(adapter);
+ algo_data->setsda(algo_data->data, 0);
+ algo_data->setscl(algo_data->data, 0);
+ msleep(15);
+
+ algo_data->setscl(algo_data->data, 1);
+ for (j = 0; j < 10; j++) {
+ msleep(10);
+ if (algo_data->getscl(algo_data->data))
+ break;
+ }
+
+ algo_data->setsda(algo_data->data, 1);
+ msleep(15);
+ algo_data->setscl(algo_data->data, 0);
+ if (edid)
+ break;
+ }
+ /* Release the DDC lines when done or the Apple Cinema HD display
+ * will switch off
+ */
+ algo_data->setsda(algo_data->data, 0);
+ algo_data->setscl(algo_data->data, 0);
+ algo_data->setscl(algo_data->data, 1);
+
+ return edid;
+}
+
+/**
+ * drm_get_edid - get EDID data, if available
+ * @output: output we're probing
+ * @adapter: i2c adapter to use for DDC
+ *
+ * Poke the given output's i2c channel to grab EDID data if possible.
+ *
+ * Return edid data or NULL if we couldn't find any.
+ */
+struct edid *drm_get_edid(struct drm_output *output,
+ struct i2c_adapter *adapter)
+{
+ struct edid *edid;
+
+ edid = (struct edid *)drm_ddc_read(adapter);
+ if (!edid) {
+ dev_warn(&output->dev->pdev->dev, "%s: no EDID data\n",
+ drm_get_output_name(output));
+ return NULL;
+ }
+ if (!edid_valid(edid)) {
+ dev_warn(&output->dev->pdev->dev, "%s: EDID invalid.\n",
+ drm_get_output_name(output));
+ kfree(edid);
+ return NULL;
+ }
+ return edid;
+}
+EXPORT_SYMBOL(drm_get_edid);
+
+/**
+ * drm_add_edid_modes - add modes from EDID data, if available
+ * @output: output we're probing
+ * @edid: edid data
+ *
+ * Add the specified modes to the output's mode list.
+ *
+ * Return number of modes added or 0 if we couldn't find any.
+ */
+int drm_add_edid_modes(struct drm_output *output, struct edid *edid)
+{
+ int num_modes = 0;
+
+ if (edid == NULL) {
+ return 0;
+ }
+ if (!edid_valid(edid)) {
+ dev_warn(&output->dev->pdev->dev, "%s: EDID invalid.\n",
+ drm_get_output_name(output));
+ return 0;
+ }
+ num_modes += add_established_modes(output, edid);
+ num_modes += add_standard_modes(output, edid);
+ num_modes += add_detailed_info(output, edid);
+ return num_modes;
+}
+EXPORT_SYMBOL(drm_add_edid_modes);
diff --git a/linux-core/drm_edid.h b/linux-core/drm_edid.h
new file mode 100644
index 00000000..0d2eeaa1
--- /dev/null
+++ b/linux-core/drm_edid.h
@@ -0,0 +1,176 @@
+#ifndef __DRM_EDID_H__
+#define __DRM_EDID_H__
+
+#include <linux/types.h>
+
+#define EDID_LENGTH 128
+#define DDC_ADDR 0x50
+
+#ifdef BIG_ENDIAN
+#error "EDID structure is little endian, need big endian versions"
+#endif
+
+struct est_timings {
+ u8 t1;
+ u8 t2;
+ u8 mfg_rsvd;
+} __attribute__((packed));
+
+struct std_timing {
+ u8 hsize; /* need to multiply by 8 then add 248 */
+ u8 vfreq:6; /* need to add 60 */
+ u8 aspect_ratio:2; /* 00=16:10, 01=4:3, 10=5:4, 11=16:9 */
+} __attribute__((packed));
+
+/* If detailed data is pixel timing */
+struct detailed_pixel_timing {
+ u8 hactive_lo;
+ u8 hblank_lo;
+ u8 hblank_hi:4;
+ u8 hactive_hi:4;
+ u8 vactive_lo;
+ u8 vblank_lo;
+ u8 vblank_hi:4;
+ u8 vactive_hi:4;
+ u8 hsync_offset_lo;
+ u8 hsync_pulse_width_lo;
+ u8 vsync_pulse_width_lo:4;
+ u8 vsync_offset_lo:4;
+ u8 hsync_pulse_width_hi:2;
+ u8 hsync_offset_hi:2;
+ u8 vsync_pulse_width_hi:2;
+ u8 vsync_offset_hi:2;
+ u8 width_mm_lo;
+ u8 height_mm_lo;
+ u8 height_mm_hi:4;
+ u8 width_mm_hi:4;
+ u8 hborder;
+ u8 vborder;
+ u8 unknown0:1;
+ u8 vsync_positive:1;
+ u8 hsync_positive:1;
+ u8 separate_sync:2;
+ u8 stereo:1;
+ u8 unknown6:1;
+ u8 interlaced:1;
+} __attribute__((packed));
+
+/* If it's not pixel timing, it'll be one of the below */
+struct detailed_data_string {
+ u8 str[13];
+} __attribute__((packed));
+
+struct detailed_data_monitor_range {
+ u8 min_vfreq;
+ u8 max_vfreq;
+ u8 min_hfreq_khz;
+ u8 max_hfreq_khz;
+ u8 pixel_clock_mhz; /* need to multiply by 10 */
+ u16 sec_gtf_toggle; /* A000=use above, 20=use below */ /* FIXME: byte order */
+ u8 hfreq_start_khz; /* need to multiply by 2 */
+ u8 c; /* need to divide by 2 */
+ u16 m; /* FIXME: byte order */
+ u8 k;
+ u8 j; /* need to divide by 2 */
+} __attribute__((packed));
+
+struct detailed_data_wpindex {
+ u8 white_y_lo:2;
+ u8 white_x_lo:2;
+ u8 pad:4;
+ u8 white_x_hi;
+ u8 white_y_hi;
+ u8 gamma; /* need to divide by 100 then add 1 */
+} __attribute__((packed));
+
+struct detailed_data_color_point {
+ u8 windex1;
+ u8 wpindex1[3];
+ u8 windex2;
+ u8 wpindex2[3];
+} __attribute__((packed));
+
+struct detailed_non_pixel {
+ u8 pad1;
+ u8 type; /* ff=serial, fe=string, fd=monitor range, fc=monitor name
+ fb=color point data, fa=standard timing data,
+ f9=undefined, f8=mfg. reserved */
+ u8 pad2;
+ union {
+ struct detailed_data_string str;
+ struct detailed_data_monitor_range range;
+ struct detailed_data_wpindex color;
+ struct std_timing timings[5];
+ } data;
+} __attribute__((packed));
+
+#define EDID_DETAIL_STD_MODES 0xfa
+#define EDID_DETAIL_MONITOR_CPDATA 0xfb
+#define EDID_DETAIL_MONITOR_NAME 0xfc
+#define EDID_DETAIL_MONITOR_RANGE 0xfd
+#define EDID_DETAIL_MONITOR_STRING 0xfe
+#define EDID_DETAIL_MONITOR_SERIAL 0xff
+
+struct detailed_timing {
+ u16 pixel_clock; /* need to multiply by 10 KHz */ /* FIXME: byte order */
+ union {
+ struct detailed_pixel_timing pixel_data;
+ struct detailed_non_pixel other_data;
+ } data;
+} __attribute__((packed));
+
+struct edid {
+ u8 header[8];
+ /* Vendor & product info */
+ u16 mfg_id; /* FIXME: byte order */
+ u16 prod_code; /* FIXME: byte order */
+ u32 serial; /* FIXME: byte order */
+ u8 mfg_week;
+ u8 mfg_year;
+ /* EDID version */
+ u8 version;
+ u8 revision;
+ /* Display info: */
+ /* input definition */
+ u8 serration_vsync:1;
+ u8 sync_on_green:1;
+ u8 composite_sync:1;
+ u8 separate_syncs:1;
+ u8 blank_to_black:1;
+ u8 video_level:2;
+ u8 digital:1; /* bits below must be zero if set */
+ u8 width_cm;
+ u8 height_cm;
+ u8 gamma;
+ /* feature support */
+ u8 default_gtf:1;
+ u8 preferred_timing:1;
+ u8 standard_color:1;
+ u8 display_type:2; /* 00=mono, 01=rgb, 10=non-rgb, 11=unknown */
+ u8 pm_active_off:1;
+ u8 pm_suspend:1;
+ u8 pm_standby:1;
+ /* Color characteristics */
+ u8 red_green_lo;
+ u8 black_white_lo;
+ u8 red_x;
+ u8 red_y;
+ u8 green_x;
+ u8 green_y;
+ u8 blue_x;
+ u8 blue_y;
+ u8 white_x;
+ u8 white_y;
+ /* Est. timings and mfg rsvd timings*/
+ struct est_timings established_timings;
+ /* Standard timings 1-8*/
+ struct std_timing standard_timings[8];
+ /* Detailing timings 1-4 */
+ struct detailed_timing detailed_timings[4];
+ /* Number of 128 byte ext. blocks */
+ u8 extensions;
+ /* Checksum */
+ u8 checksum;
+} __attribute__((packed));
+
+#endif /* __DRM_EDID_H__ */
diff --git a/linux-core/drm_fb.c b/linux-core/drm_fb.c
new file mode 100644
index 00000000..775fd180
--- /dev/null
+++ b/linux-core/drm_fb.c
@@ -0,0 +1,435 @@
+/*
+ * Copyright © 2007 David Airlie
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * David Airlie
+ */
+ /*
+ * Modularization
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/mm.h>
+#include <linux/tty.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+
+#include "drmP.h"
+#include "drm_crtc.h"
+
+struct drmfb_par {
+ struct drm_device *dev;
+ struct drm_crtc *crtc;
+};
+
+static int drmfb_setcolreg(unsigned regno, unsigned red, unsigned green,
+ unsigned blue, unsigned transp,
+ struct fb_info *info)
+{
+ struct drmfb_par *par = info->par;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_crtc *crtc = par->crtc;
+
+ if (regno > 255)
+ return 1;
+
+ if (fb->depth == 8) {
+ if (crtc->funcs->gamma_set) {
+ crtc->funcs->gamma_set(crtc, red, green, blue, regno);
+ }
+ return 0;
+ }
+
+ if (regno < 16) {
+ switch (fb->depth) {
+ case 15:
+ fb->pseudo_palette[regno] = ((red & 0xf800) >> 1) |
+ ((green & 0xf800) >> 6) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 16:
+ fb->pseudo_palette[regno] = (red & 0xf800) |
+ ((green & 0xfc00) >> 5) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 24:
+ case 32:
+ fb->pseudo_palette[regno] = ((red & 0xff00) << 8) |
+ (green & 0xff00) |
+ ((blue & 0xff00) >> 8);
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int drmfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+ struct drmfb_par *par = info->par;
+ struct drm_device *dev = par->dev;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_display_mode *drm_mode;
+ struct drm_output *output;
+ int depth;
+
+ if (!var->pixclock)
+ return -EINVAL;
+
+ /* Need to resize the fb object !!! */
+ if (var->xres > fb->width || var->yres > fb->height) {
+ DRM_ERROR("Requested width/height is greater than current fb object %dx%d > %dx%d\n",var->xres,var->yres,fb->width,fb->height);
+ DRM_ERROR("Need resizing code.\n");
+ return -EINVAL;
+ }
+
+ switch (var->bits_per_pixel) {
+ case 16:
+ depth = (var->green.length == 6) ? 16 : 15;
+ break;
+ case 32:
+ depth = (var->transp.length > 0) ? 32 : 24;
+ break;
+ default:
+ depth = var->bits_per_pixel;
+ break;
+ }
+
+ switch (depth) {
+ case 8:
+ var->red.offset = 0;
+ var->green.offset = 0;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ break;
+ case 15:
+ var->red.offset = 10;
+ var->green.offset = 5;
+ var->blue.offset = 0;
+ var->red.length = 5;
+ var->green.length = 5;
+ var->blue.length = 5;
+ var->transp.length = 1;
+ var->transp.offset = 15;
+ break;
+ case 16:
+ var->red.offset = 11;
+ var->green.offset = 6;
+ var->blue.offset = 0;
+ var->red.length = 5;
+ var->green.length = 6;
+ var->blue.length = 5;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ break;
+ case 24:
+ var->red.offset = 16;
+ var->green.offset = 8;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ break;
+ case 32:
+ var->red.offset = 16;
+ var->green.offset = 8;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 8;
+ var->transp.offset = 24;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+#if 0
+ /* Here we walk the output mode list and look for modes. If we haven't
+ * got it, then bail. Not very nice, so this is disabled.
+ * In the set_par code, we create our mode based on the incoming
+ * parameters. Nicer, but may not be desired by some.
+ */
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (output->crtc == par->crtc)
+ break;
+ }
+
+ list_for_each_entry(drm_mode, &output->modes, head) {
+ if (drm_mode->hdisplay == var->xres &&
+ drm_mode->vdisplay == var->yres &&
+ drm_mode->clock != 0)
+ break;
+ }
+
+ if (!drm_mode)
+ return -EINVAL;
+#endif
+
+ return 0;
+}
+
+/* this will let fbcon do the mode init */
+static int drmfb_set_par(struct fb_info *info)
+{
+ struct drmfb_par *par = info->par;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_device *dev = par->dev;
+ struct drm_display_mode *drm_mode;
+ struct fb_var_screeninfo *var = &info->var;
+ struct drm_output *output;
+
+ switch (var->bits_per_pixel) {
+ case 16:
+ fb->depth = (var->green.length == 6) ? 16 : 15;
+ break;
+ case 32:
+ fb->depth = (var->transp.length > 0) ? 32 : 24;
+ break;
+ default:
+ fb->depth = var->bits_per_pixel;
+ break;
+ }
+
+ fb->bits_per_pixel = var->bits_per_pixel;
+
+ info->fix.line_length = fb->pitch;
+ info->fix.smem_len = info->fix.line_length * fb->height;
+ info->fix.visual = (fb->depth == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
+
+ info->screen_size = info->fix.smem_len; /* ??? */
+
+ /* Should we walk the output's modelist or just create our own ???
+ * For now, we create and destroy a mode based on the incoming
+ * parameters. But there's commented out code below which scans
+ * the output list too.
+ */
+#if 0
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (output->crtc == par->crtc)
+ break;
+ }
+
+ list_for_each_entry(drm_mode, &output->modes, head) {
+ if (drm_mode->hdisplay == var->xres &&
+ drm_mode->vdisplay == var->yres &&
+ drm_mode->clock != 0)
+ break;
+ }
+#else
+ drm_mode = drm_mode_create(dev);
+ drm_mode->hdisplay = var->xres;
+ drm_mode->hsync_start = drm_mode->hdisplay + var->right_margin;
+ drm_mode->hsync_end = drm_mode->hsync_start + var->hsync_len;
+ drm_mode->htotal = drm_mode->hsync_end + var->left_margin;
+ drm_mode->vdisplay = var->yres;
+ drm_mode->vsync_start = drm_mode->vdisplay + var->lower_margin;
+ drm_mode->vsync_end = drm_mode->vsync_start + var->vsync_len;
+ drm_mode->vtotal = drm_mode->vsync_end + var->upper_margin;
+ drm_mode->clock = PICOS2KHZ(var->pixclock);
+ drm_mode->vrefresh = drm_mode_vrefresh(drm_mode);
+ drm_mode_set_name(drm_mode);
+ drm_mode_set_crtcinfo(drm_mode, CRTC_INTERLACE_HALVE_V);
+#endif
+
+ if (!drm_crtc_set_mode(par->crtc, drm_mode, 0, 0))
+ return -EINVAL;
+
+ /* Have to destroy our created mode if we're not searching the mode
+ * list for it.
+ */
+#if 1
+ drm_mode_destroy(dev, drm_mode);
+#endif
+
+ return 0;
+}
+
+static struct fb_ops drmfb_ops = {
+ .owner = THIS_MODULE,
+ // .fb_open = drmfb_open,
+ // .fb_read = drmfb_read,
+ // .fb_write = drmfb_write,
+ // .fb_release = drmfb_release,
+ // .fb_ioctl = drmfb_ioctl,
+ .fb_check_var = drmfb_check_var,
+ .fb_set_par = drmfb_set_par,
+ .fb_setcolreg = drmfb_setcolreg,
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea,
+ .fb_imageblit = cfb_imageblit,
+};
+
+int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct fb_info *info;
+ struct drm_framebuffer *fb = crtc->fb;
+ struct drmfb_par *par;
+ struct device *device = &dev->pdev->dev;
+ struct drm_display_mode *mode = crtc->desired_mode;
+ int ret;
+
+ info = framebuffer_alloc(sizeof(struct drmfb_par), device);
+ if (!info)
+ return -ENOMEM;
+
+ fb->fbdev = info;
+
+ par = info->par;
+
+ par->dev = dev;
+ par->crtc = crtc;
+
+ info->fbops = &drmfb_ops;
+
+ strcpy(info->fix.id, "drmfb");
+ info->fix.type = FB_TYPE_PACKED_PIXELS;
+ info->fix.visual = FB_VISUAL_TRUECOLOR;
+ info->fix.accel = FB_ACCEL_NONE;
+ info->fix.type_aux = 0;
+ info->fix.mmio_start = 0;
+ info->fix.mmio_len = 0;
+ info->fix.line_length = fb->pitch;
+ info->fix.smem_start = fb->offset + dev->mode_config.fb_base;
+ info->fix.smem_len = info->fix.line_length * fb->height;
+
+ info->flags = FBINFO_DEFAULT;
+
+ ret = drm_mem_reg_ioremap(dev, &fb->bo->mem, &fb->virtual_base);
+ if (ret)
+ DRM_ERROR("error mapping fb: %d\n", ret);
+
+ info->screen_base = fb->virtual_base;
+ info->screen_size = info->fix.smem_len; /* ??? */
+ info->pseudo_palette = fb->pseudo_palette;
+ info->var.xres_virtual = fb->width;
+ info->var.yres_virtual = fb->height;
+ info->var.bits_per_pixel = fb->bits_per_pixel;
+ info->var.xoffset = 0;
+ info->var.yoffset = 0;
+ info->var.activate = FB_ACTIVATE_NOW;
+ info->var.height = -1;
+ info->var.width = -1;
+ info->var.vmode = FB_VMODE_NONINTERLACED;
+
+ info->var.xres = mode->hdisplay;
+ info->var.right_margin = mode->hsync_start - mode->hdisplay;
+ info->var.hsync_len = mode->hsync_end - mode->hsync_start;
+ info->var.left_margin = mode->htotal - mode->hsync_end;
+ info->var.yres = mode->vdisplay;
+ info->var.lower_margin = mode->vsync_start - mode->vdisplay;
+ info->var.vsync_len = mode->vsync_end - mode->vsync_start;
+ info->var.upper_margin = mode->vtotal - mode->vsync_end;
+ info->var.pixclock = 10000000 / mode->htotal * 1000 /
+ mode->vtotal * 100;
+ /* avoid overflow */
+ info->var.pixclock = info->var.pixclock * 1000 / mode->vrefresh;
+
+ DRM_DEBUG("fb depth is %d\n", fb->depth);
+ switch(fb->depth) {
+ case 8:
+ info->var.red.offset = 0;
+ info->var.green.offset = 0;
+ info->var.blue.offset = 0;
+ info->var.red.length = 8; /* 8bit DAC */
+ info->var.green.length = 8;
+ info->var.blue.length = 8;
+ info->var.transp.offset = 0;
+ info->var.transp.length = 0;
+ break;
+ case 15:
+ info->var.red.offset = 10;
+ info->var.green.offset = 5;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 5;
+ info->var.transp.offset = 15;
+ info->var.transp.length = 1;
+ break;
+ case 16:
+ info->var.red.offset = 11;
+ info->var.green.offset = 5;
+ info->var.blue.offset = 0;
+ info->var.red.length = 5;
+ info->var.green.length = 6;
+ info->var.blue.length = 5;
+ info->var.transp.offset = 0;
+ info->var.transp.length = 0;
+ break;
+ case 24:
+ info->var.red.offset = 16;
+ info->var.green.offset = 8;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 8;
+ info->var.transp.offset = 0;
+ info->var.transp.length = 0;
+ break;
+ case 32:
+ info->var.red.offset = 16;
+ info->var.green.offset = 8;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 8;
+ info->var.transp.offset = 24;
+ info->var.transp.length = 8;
+ break;
+ default:
+ break;
+ }
+
+ if (register_framebuffer(info) < 0) {
+ unregister_framebuffer(info);
+ return -EINVAL;
+ }
+
+ printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node,
+ info->fix.id);
+ return 0;
+}
+EXPORT_SYMBOL(drmfb_probe);
+
+int drmfb_remove(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct fb_info *info = fb->fbdev;
+ struct drm_framebuffer *fb = crtc->fb;
+
+ if (info) {
+ drm_mem_reg_iounmap(dev, &fb->bo->mem, fb->virtual_base);
+ unregister_framebuffer(info);
+ framebuffer_release(info);
+ }
+ return 0;
+}
+EXPORT_SYMBOL(drmfb_remove);
+MODULE_LICENSE("GPL");
diff --git a/linux-core/drm_fence.c b/linux-core/drm_fence.c
index 288b4db6..b2c4e9c9 100644
--- a/linux-core/drm_fence.c
+++ b/linux-core/drm_fence.c
@@ -516,7 +516,7 @@ static int drm_fence_object_init(struct drm_device *dev, uint32_t fence_class,
int drm_fence_add_user_object(struct drm_file *priv,
struct drm_fence_object *fence, int shareable)
{
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
int ret;
mutex_lock(&dev->struct_mutex);
@@ -612,7 +612,7 @@ void drm_fence_manager_takedown(struct drm_device *dev)
struct drm_fence_object *drm_lookup_fence_object(struct drm_file *priv,
uint32_t handle)
{
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_user_object *uo;
struct drm_fence_object *fence;
diff --git a/linux-core/drm_fops.c b/linux-core/drm_fops.c
index 0e1c486c..28aaeb1f 100644
--- a/linux-core/drm_fops.c
+++ b/linux-core/drm_fops.c
@@ -131,13 +131,13 @@ int drm_open(struct inode *inode, struct file *filp)
int minor = iminor(inode);
int retcode = 0;
- if (!((minor >= 0) && (minor < drm_cards_limit)))
+ if (!((minor >= 0) && (minor < drm_minors_limit)))
return -ENODEV;
- if (!drm_heads[minor])
+ if (!drm_minors[minor])
return -ENODEV;
- if (!(dev = drm_heads[minor]->dev))
+ if (!(dev = drm_minors[minor]->dev))
return -ENODEV;
retcode = drm_open_helper(inode, filp, dev);
@@ -182,13 +182,13 @@ int drm_stub_open(struct inode *inode, struct file *filp)
DRM_DEBUG("\n");
- if (!((minor >= 0) && (minor < drm_cards_limit)))
+ if (!((minor >= 0) && (minor < drm_minors_limit)))
return -ENODEV;
- if (!drm_heads[minor])
+ if (!drm_minors[minor])
return -ENODEV;
- if (!(dev = drm_heads[minor]->dev))
+ if (!(dev = drm_minors[minor]->dev))
return -ENODEV;
old_fops = filp->f_op;
@@ -254,8 +254,7 @@ static int drm_open_helper(struct inode *inode, struct file *filp,
priv->filp = filp;
priv->uid = current->euid;
priv->pid = current->pid;
- priv->minor = minor;
- priv->head = drm_heads[minor];
+ priv->minor = drm_minors[minor];
priv->ioctl_count = 0;
/* for compatibility root is always authenticated */
priv->authenticated = capable(CAP_SYS_ADMIN);
@@ -263,6 +262,7 @@ static int drm_open_helper(struct inode *inode, struct file *filp,
INIT_LIST_HEAD(&priv->lhead);
INIT_LIST_HEAD(&priv->refd_objects);
+ INIT_LIST_HEAD(&priv->fbs);
for (i = 0; i < _DRM_NO_REF_TYPES; ++i) {
ret = drm_ht_create(&priv->refd_object_hash[i],
@@ -320,11 +320,11 @@ static int drm_open_helper(struct inode *inode, struct file *filp,
int drm_fasync(int fd, struct file *filp, int on)
{
struct drm_file *priv = filp->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
int retcode;
DRM_DEBUG("fd = %d, device = 0x%lx\n", fd,
- (long)old_encode_dev(priv->head->device));
+ (long)old_encode_dev(priv->minor->device));
retcode = fasync_helper(fd, filp, on, &dev->buf_async);
if (retcode < 0)
return retcode;
@@ -374,7 +374,7 @@ static void drm_object_release(struct file *filp)
int drm_release(struct inode *inode, struct file *filp)
{
struct drm_file *file_priv = filp->private_data;
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
int retcode = 0;
lock_kernel();
@@ -389,7 +389,7 @@ int drm_release(struct inode *inode, struct file *filp)
*/
DRM_DEBUG("pid = %d, device = 0x%lx, open_count = %d\n",
- current->pid, (long)old_encode_dev(file_priv->head->device),
+ current->pid, (long)old_encode_dev(file_priv->minor->device),
dev->open_count);
if (dev->driver->reclaim_buffers_locked && dev->lock.hw_lock) {
@@ -471,6 +471,7 @@ int drm_release(struct inode *inode, struct file *filp)
}
mutex_unlock(&dev->ctxlist_mutex);
+ drm_fb_release(filp);
mutex_lock(&dev->struct_mutex);
drm_object_release(filp);
if (file_priv->remove_auth_on_close == 1) {
diff --git a/linux-core/drm_mm.c b/linux-core/drm_mm.c
index 59110293..28726a65 100644
--- a/linux-core/drm_mm.c
+++ b/linux-core/drm_mm.c
@@ -294,3 +294,18 @@ void drm_mm_takedown(struct drm_mm * mm)
}
EXPORT_SYMBOL(drm_mm_takedown);
+
+void drm_mm_print(struct drm_mm *mm, const char *name)
+{
+ struct list_head *list;
+ const struct list_head *mm_stack = &mm->ml_entry;
+ struct drm_mm_node *entry;
+
+ DRM_DEBUG("Memory usage for '%s'\n", name ? name : "unknown");
+ list_for_each(list, mm_stack) {
+ entry = list_entry(list, struct drm_mm_node, ml_entry);
+ DRM_DEBUG("\t0x%08lx %li %s pages\n", entry->start, entry->size,
+ entry->free ? "free" : "used");
+ }
+}
+EXPORT_SYMBOL(drm_mm_print);
diff --git a/linux-core/drm_modes.c b/linux-core/drm_modes.c
new file mode 100644
index 00000000..3763ca69
--- /dev/null
+++ b/linux-core/drm_modes.c
@@ -0,0 +1,560 @@
+/*
+ * Copyright © 1997-2003 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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 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
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the copyright holder(s)
+ * and author(s) shall not be used in advertising or otherwise to promote
+ * the sale, use or other dealings in this Software without prior written
+ * authorization from the copyright holder(s) and author(s).
+ */
+/*
+ * Copyright © 2007 Dave Airlie
+ */
+
+#include <linux/list.h>
+#include "drmP.h"
+#include "drm.h"
+#include "drm_crtc.h"
+
+/**
+ * drm_mode_debug_printmodeline - debug print a mode
+ * @dev: DRM device
+ * @mode: mode to print
+ *
+ * LOCKING:
+ * None.
+ *
+ * Describe @mode using DRM_DEBUG.
+ */
+void drm_mode_debug_printmodeline(struct drm_device *dev,
+ struct drm_display_mode *mode)
+{
+ DRM_DEBUG("Modeline %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x\n",
+ mode->mode_id, mode->name, mode->vrefresh, mode->clock,
+ mode->hdisplay, mode->hsync_start,
+ mode->hsync_end, mode->htotal,
+ mode->vdisplay, mode->vsync_start,
+ mode->vsync_end, mode->vtotal, mode->type, mode->flags);
+}
+EXPORT_SYMBOL(drm_mode_debug_printmodeline);
+
+/**
+ * drm_mode_set_name - set the name on a mode
+ * @mode: name will be set in this mode
+ *
+ * LOCKING:
+ * None.
+ *
+ * Set the name of @mode to a standard format.
+ */
+void drm_mode_set_name(struct drm_display_mode *mode)
+{
+ snprintf(mode->name, DRM_DISPLAY_MODE_LEN, "%dx%d", mode->hdisplay,
+ mode->vdisplay);
+}
+EXPORT_SYMBOL(drm_mode_set_name);
+
+/**
+ * drm_mode_list_concat - move modes from one list to another
+ * @head: source list
+ * @new: dst list
+ *
+ * LOCKING:
+ * Caller must ensure both lists are locked.
+ *
+ * Move all the modes from @head to @new.
+ */
+void drm_mode_list_concat(struct list_head *head, struct list_head *new)
+{
+
+ struct list_head *entry, *tmp;
+
+ list_for_each_safe(entry, tmp, head) {
+ list_move_tail(entry, new);
+ }
+}
+
+/**
+ * drm_mode_width - get the width of a mode
+ * @mode: mode
+ *
+ * LOCKING:
+ * None.
+ *
+ * Return @mode's width (hdisplay) value.
+ *
+ * FIXME: is this needed?
+ *
+ * RETURNS:
+ * @mode->hdisplay
+ */
+int drm_mode_width(struct drm_display_mode *mode)
+{
+ return mode->hdisplay;
+
+}
+EXPORT_SYMBOL(drm_mode_width);
+
+/**
+ * drm_mode_height - get the height of a mode
+ * @mode: mode
+ *
+ * LOCKING:
+ * None.
+ *
+ * Return @mode's height (vdisplay) value.
+ *
+ * FIXME: is this needed?
+ *
+ * RETURNS:
+ * @mode->vdisplay
+ */
+int drm_mode_height(struct drm_display_mode *mode)
+{
+ return mode->vdisplay;
+}
+EXPORT_SYMBOL(drm_mode_height);
+
+/**
+ * drm_mode_vrefresh - get the vrefresh of a mode
+ * @mode: mode
+ *
+ * LOCKING:
+ * None.
+ *
+ * Return @mode's vrefresh rate or calculate it if necessary.
+ *
+ * FIXME: why is this needed? shouldn't vrefresh be set already?
+ *
+ * RETURNS:
+ * Vertical refresh rate of @mode x 1000. For precision reasons.
+ */
+int drm_mode_vrefresh(struct drm_display_mode *mode)
+{
+ int refresh = 0;
+ unsigned int calc_val;
+
+ if (mode->vrefresh > 0)
+ refresh = mode->vrefresh;
+ else if (mode->htotal > 0 && mode->vtotal > 0) {
+ /* work out vrefresh the value will be x1000 */
+ calc_val = (mode->clock * 1000);
+
+ calc_val /= mode->htotal;
+ calc_val *= 1000;
+ calc_val /= mode->vtotal;
+
+ refresh = calc_val;
+ if (mode->flags & V_INTERLACE)
+ refresh *= 2;
+ if (mode->flags & V_DBLSCAN)
+ refresh /= 2;
+ if (mode->vscan > 1)
+ refresh /= mode->vscan;
+ }
+ return refresh;
+}
+EXPORT_SYMBOL(drm_mode_vrefresh);
+
+/**
+ * drm_mode_set_crtcinfo - set CRTC modesetting parameters
+ * @p: mode
+ * @adjust_flags: unused? (FIXME)
+ *
+ * LOCKING:
+ * None.
+ *
+ * Setup the CRTC modesetting parameters for @p, adjusting if necessary.
+ */
+void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags)
+{
+ if ((p == NULL) || ((p->type & DRM_MODE_TYPE_CRTC_C) == DRM_MODE_TYPE_BUILTIN))
+ return;
+
+ p->crtc_hdisplay = p->hdisplay;
+ p->crtc_hsync_start = p->hsync_start;
+ p->crtc_hsync_end = p->hsync_end;
+ p->crtc_htotal = p->htotal;
+ p->crtc_hskew = p->hskew;
+ p->crtc_vdisplay = p->vdisplay;
+ p->crtc_vsync_start = p->vsync_start;
+ p->crtc_vsync_end = p->vsync_end;
+ p->crtc_vtotal = p->vtotal;
+
+ if (p->flags & V_INTERLACE) {
+ if (adjust_flags & CRTC_INTERLACE_HALVE_V) {
+ p->crtc_vdisplay /= 2;
+ p->crtc_vsync_start /= 2;
+ p->crtc_vsync_end /= 2;
+ p->crtc_vtotal /= 2;
+ }
+
+ p->crtc_vtotal |= 1;
+ }
+
+ if (p->flags & V_DBLSCAN) {
+ p->crtc_vdisplay *= 2;
+ p->crtc_vsync_start *= 2;
+ p->crtc_vsync_end *= 2;
+ p->crtc_vtotal *= 2;
+ }
+
+ if (p->vscan > 1) {
+ p->crtc_vdisplay *= p->vscan;
+ p->crtc_vsync_start *= p->vscan;
+ p->crtc_vsync_end *= p->vscan;
+ p->crtc_vtotal *= p->vscan;
+ }
+
+ p->crtc_vblank_start = min(p->crtc_vsync_start, p->crtc_vdisplay);
+ p->crtc_vblank_end = max(p->crtc_vsync_end, p->crtc_vtotal);
+ p->crtc_hblank_start = min(p->crtc_hsync_start, p->crtc_hdisplay);
+ p->crtc_hblank_end = max(p->crtc_hsync_end, p->crtc_htotal);
+
+ p->crtc_hadjusted = false;
+ p->crtc_vadjusted = false;
+}
+EXPORT_SYMBOL(drm_mode_set_crtcinfo);
+
+
+/**
+ * drm_mode_duplicate - allocate and duplicate an existing mode
+ * @m: mode to duplicate
+ *
+ * LOCKING:
+ * None.
+ *
+ * Just allocate a new mode, copy the existing mode into it, and return
+ * a pointer to it. Used to create new instances of established modes.
+ */
+struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev,
+ struct drm_display_mode *mode)
+{
+ struct drm_display_mode *nmode;
+ int new_id;
+
+ nmode = drm_mode_create(dev);
+ if (!nmode)
+ return NULL;
+
+ new_id = nmode->mode_id;
+ *nmode = *mode;
+ nmode->mode_id = new_id;
+ INIT_LIST_HEAD(&nmode->head);
+ return nmode;
+}
+EXPORT_SYMBOL(drm_mode_duplicate);
+
+/**
+ * drm_mode_equal - test modes for equality
+ * @mode1: first mode
+ * @mode2: second mode
+ *
+ * LOCKING:
+ * None.
+ *
+ * Check to see if @mode1 and @mode2 are equivalent.
+ *
+ * RETURNS:
+ * True if the modes are equal, false otherwise.
+ */
+bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2)
+{
+ if (mode1->clock == mode2->clock &&
+ mode1->hdisplay == mode2->hdisplay &&
+ mode1->hsync_start == mode2->hsync_start &&
+ mode1->hsync_end == mode2->hsync_end &&
+ mode1->htotal == mode2->htotal &&
+ mode1->hskew == mode2->hskew &&
+ mode1->vdisplay == mode2->vdisplay &&
+ mode1->vsync_start == mode2->vsync_start &&
+ mode1->vsync_end == mode2->vsync_end &&
+ mode1->vtotal == mode2->vtotal &&
+ mode1->vscan == mode2->vscan &&
+ mode1->flags == mode2->flags)
+ return true;
+
+ return false;
+}
+EXPORT_SYMBOL(drm_mode_equal);
+
+/**
+ * drm_mode_validate_size - make sure modes adhere to size constraints
+ * @dev: DRM device
+ * @mode_list: list of modes to check
+ * @maxX: maximum width
+ * @maxY: maximum height
+ * @maxPitch: max pitch
+ *
+ * LOCKING:
+ * Caller must hold a lock protecting @mode_list.
+ *
+ * The DRM device (@dev) has size and pitch limits. Here we validate the
+ * modes we probed for @dev against those limits and set their status as
+ * necessary.
+ */
+void drm_mode_validate_size(struct drm_device *dev,
+ struct list_head *mode_list,
+ int maxX, int maxY, int maxPitch)
+{
+ struct drm_display_mode *mode;
+
+ list_for_each_entry(mode, mode_list, head) {
+ if (maxPitch > 0 && mode->hdisplay > maxPitch)
+ mode->status = MODE_BAD_WIDTH;
+
+ if (maxX > 0 && mode->hdisplay > maxX)
+ mode->status = MODE_VIRTUAL_X;
+
+ if (maxY > 0 && mode->vdisplay > maxY)
+ mode->status = MODE_VIRTUAL_Y;
+ }
+}
+EXPORT_SYMBOL(drm_mode_validate_size);
+
+/**
+ * drm_mode_validate_clocks - validate modes against clock limits
+ * @dev: DRM device
+ * @mode_list: list of modes to check
+ * @min: minimum clock rate array
+ * @max: maximum clock rate array
+ * @n_ranges: number of clock ranges (size of arrays)
+ *
+ * LOCKING:
+ * Caller must hold a lock protecting @mode_list.
+ *
+ * Some code may need to check a mode list against the clock limits of the
+ * device in question. This function walks the mode list, testing to make
+ * sure each mode falls within a given range (defined by @min and @max
+ * arrays) and sets @mode->status as needed.
+ */
+void drm_mode_validate_clocks(struct drm_device *dev,
+ struct list_head *mode_list,
+ int *min, int *max, int n_ranges)
+{
+ struct drm_display_mode *mode;
+ int i;
+
+ list_for_each_entry(mode, mode_list, head) {
+ bool good = false;
+ for (i = 0; i < n_ranges; i++) {
+ if (mode->clock >= min[i] && mode->clock <= max[i]) {
+ good = true;
+ break;
+ }
+ }
+ if (!good)
+ mode->status = MODE_CLOCK_RANGE;
+ }
+}
+EXPORT_SYMBOL(drm_mode_validate_clocks);
+
+/**
+ * drm_mode_prune_invalid - remove invalid modes from mode list
+ * @dev: DRM device
+ * @mode_list: list of modes to check
+ * @verbose: be verbose about it
+ *
+ * LOCKING:
+ * Caller must hold a lock protecting @mode_list.
+ *
+ * Once mode list generation is complete, a caller can use this routine to
+ * remove invalid modes from a mode list. If any of the modes have a
+ * status other than %MODE_OK, they are removed from @mode_list and freed.
+ */
+void drm_mode_prune_invalid(struct drm_device *dev,
+ struct list_head *mode_list, bool verbose)
+{
+ struct drm_display_mode *mode, *t;
+
+ list_for_each_entry_safe(mode, t, mode_list, head) {
+ if (mode->status != MODE_OK) {
+ list_del(&mode->head);
+ if (verbose) {
+ drm_mode_debug_printmodeline(dev, mode);
+ DRM_DEBUG("Not using %s mode %d\n", mode->name, mode->status);
+ }
+ kfree(mode);
+ }
+ }
+}
+
+/**
+ * drm_mode_compare - compare modes for favorability
+ * @lh_a: list_head for first mode
+ * @lh_b: list_head for second mode
+ *
+ * LOCKING:
+ * None.
+ *
+ * Compare two modes, given by @lh_a and @lh_b, returning a value indicating
+ * which is better.
+ *
+ * RETURNS:
+ * Negative if @lh_a is better than @lh_b, zero if they're equivalent, or
+ * positive if @lh_b is better than @lh_a.
+ */
+static int drm_mode_compare(struct list_head *lh_a, struct list_head *lh_b)
+{
+ struct drm_display_mode *a = list_entry(lh_a, struct drm_display_mode, head);
+ struct drm_display_mode *b = list_entry(lh_b, struct drm_display_mode, head);
+ int diff;
+
+ diff = ((b->type & DRM_MODE_TYPE_PREFERRED) != 0) -
+ ((a->type & DRM_MODE_TYPE_PREFERRED) != 0);
+ if (diff)
+ return diff;
+ diff = b->hdisplay * b->vdisplay - a->hdisplay * a->vdisplay;
+ if (diff)
+ return diff;
+ diff = b->clock - a->clock;
+ return diff;
+}
+
+/* FIXME: what we don't have a list sort function? */
+/* list sort from Mark J Roberts (mjr@znex.org) */
+void list_sort(struct list_head *head, int (*cmp)(struct list_head *a, struct list_head *b))
+{
+ struct list_head *p, *q, *e, *list, *tail, *oldhead;
+ int insize, nmerges, psize, qsize, i;
+
+ list = head->next;
+ list_del(head);
+ insize = 1;
+ for (;;) {
+ p = oldhead = list;
+ list = tail = NULL;
+ nmerges = 0;
+
+ while (p) {
+ nmerges++;
+ q = p;
+ psize = 0;
+ for (i = 0; i < insize; i++) {
+ psize++;
+ q = q->next == oldhead ? NULL : q->next;
+ if (!q)
+ break;
+ }
+
+ qsize = insize;
+ while (psize > 0 || (qsize > 0 && q)) {
+ if (!psize) {
+ e = q;
+ q = q->next;
+ qsize--;
+ if (q == oldhead)
+ q = NULL;
+ } else if (!qsize || !q) {
+ e = p;
+ p = p->next;
+ psize--;
+ if (p == oldhead)
+ p = NULL;
+ } else if (cmp(p, q) <= 0) {
+ e = p;
+ p = p->next;
+ psize--;
+ if (p == oldhead)
+ p = NULL;
+ } else {
+ e = q;
+ q = q->next;
+ qsize--;
+ if (q == oldhead)
+ q = NULL;
+ }
+ if (tail)
+ tail->next = e;
+ else
+ list = e;
+ e->prev = tail;
+ tail = e;
+ }
+ p = q;
+ }
+
+ tail->next = list;
+ list->prev = tail;
+
+ if (nmerges <= 1)
+ break;
+
+ insize *= 2;
+ }
+
+ head->next = list;
+ head->prev = list->prev;
+ list->prev->next = head;
+ list->prev = head;
+}
+
+/**
+ * drm_mode_sort - sort mode list
+ * @mode_list: list to sort
+ *
+ * LOCKING:
+ * Caller must hold a lock protecting @mode_list.
+ *
+ * Sort @mode_list by favorability, putting good modes first.
+ */
+void drm_mode_sort(struct list_head *mode_list)
+{
+ list_sort(mode_list, drm_mode_compare);
+}
+
+
+/**
+ * drm_mode_output_list_update - update the mode list for the output
+ * @output: the output to update
+ *
+ * LOCKING:
+ * Caller must hold a lock protecting @mode_list.
+ *
+ * This moves the modes from the @output probed_modes list
+ * to the actual mode list. It compares the probed mode against the current
+ * list and only adds different modes. All modes unverified after this point
+ * will be removed by the prune invalid modes.
+ */
+void drm_mode_output_list_update(struct drm_output *output)
+{
+ struct drm_display_mode *mode;
+ struct drm_display_mode *pmode, *pt;
+ int found_it;
+ list_for_each_entry_safe(pmode, pt, &output->probed_modes,
+ head) {
+ found_it = 0;
+ /* go through current modes checking for the new probed mode */
+ list_for_each_entry(mode, &output->modes, head) {
+ if (drm_mode_equal(pmode, mode)) {
+ found_it = 1;
+ /* if equal delete the probed mode */
+ mode->status = pmode->status;
+ list_del(&pmode->head);
+ kfree(pmode);
+ break;
+ }
+ }
+
+ if (!found_it) {
+ list_move_tail(&pmode->head, &output->modes);
+ }
+ }
+}
diff --git a/linux-core/drm_object.c b/linux-core/drm_object.c
index 7d2e3a2b..2994b716 100644
--- a/linux-core/drm_object.c
+++ b/linux-core/drm_object.c
@@ -33,7 +33,7 @@
int drm_add_user_object(struct drm_file *priv, struct drm_user_object *item,
int shareable)
{
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
int ret;
DRM_ASSERT_LOCKED(&dev->struct_mutex);
@@ -58,7 +58,7 @@ EXPORT_SYMBOL(drm_add_user_object);
struct drm_user_object *drm_lookup_user_object(struct drm_file *priv, uint32_t key)
{
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_hash_item *hash;
int ret;
struct drm_user_object *item;
@@ -85,7 +85,7 @@ EXPORT_SYMBOL(drm_lookup_user_object);
static void drm_deref_user_object(struct drm_file *priv, struct drm_user_object *item)
{
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
int ret;
if (atomic_dec_and_test(&item->refcount)) {
@@ -121,7 +121,7 @@ int drm_add_ref_object(struct drm_file *priv, struct drm_user_object *referenced
struct drm_ref_object *item;
struct drm_open_hash *ht = &priv->refd_object_hash[ref_action];
- DRM_ASSERT_LOCKED(&priv->head->dev->struct_mutex);
+ DRM_ASSERT_LOCKED(&priv->minor->dev->struct_mutex);
if (!referenced_object->shareable && priv != referenced_object->owner) {
DRM_ERROR("Not allowed to reference this object\n");
return -EINVAL;
@@ -178,7 +178,7 @@ struct drm_ref_object *drm_lookup_ref_object(struct drm_file *priv,
struct drm_hash_item *hash;
int ret;
- DRM_ASSERT_LOCKED(&priv->head->dev->struct_mutex);
+ DRM_ASSERT_LOCKED(&priv->minor->dev->struct_mutex);
ret = drm_ht_find_item(&priv->refd_object_hash[ref_action],
(unsigned long)referenced_object, &hash);
if (ret)
@@ -212,7 +212,7 @@ void drm_remove_ref_object(struct drm_file *priv, struct drm_ref_object *item)
struct drm_open_hash *ht = &priv->refd_object_hash[item->unref_action];
enum drm_ref_type unref_action;
- DRM_ASSERT_LOCKED(&priv->head->dev->struct_mutex);
+ DRM_ASSERT_LOCKED(&priv->minor->dev->struct_mutex);
unref_action = item->unref_action;
if (atomic_dec_and_test(&item->refcount)) {
ret = drm_ht_remove_item(ht, &item->hash);
@@ -239,7 +239,7 @@ EXPORT_SYMBOL(drm_remove_ref_object);
int drm_user_object_ref(struct drm_file *priv, uint32_t user_token,
enum drm_object_type type, struct drm_user_object **object)
{
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_user_object *uo;
struct drm_hash_item *hash;
int ret;
@@ -269,7 +269,7 @@ out_err:
int drm_user_object_unref(struct drm_file *priv, uint32_t user_token,
enum drm_object_type type)
{
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_user_object *uo;
struct drm_ref_object *ro;
int ret;
diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h
index a2d10b5d..53fad3af 100644
--- a/linux-core/drm_objects.h
+++ b/linux-core/drm_objects.h
@@ -157,7 +157,6 @@ struct drm_fence_object {
};
#define _DRM_FENCE_CLASSES 8
-#define _DRM_FENCE_TYPE_EXE 0x00
struct drm_fence_class_manager {
struct list_head ring;
@@ -581,12 +580,12 @@ struct drm_bo_driver {
/*
* buffer objects (drm_bo.c)
*/
-
extern int drm_bo_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int drm_bo_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int drm_bo_map_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int drm_bo_unmap_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int drm_bo_reference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
+extern int drm_bo_set_pin(struct drm_device *dev, struct drm_buffer_object *bo, int pin);
extern int drm_bo_unreference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int drm_bo_wait_idle_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int drm_bo_info_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
@@ -722,6 +721,10 @@ extern void drm_regs_init(struct drm_reg_manager *manager,
const void *),
void (*reg_destroy)(struct drm_reg *));
+extern int drm_mem_reg_ioremap(struct drm_device *dev, struct drm_bo_mem_reg * mem,
+ void **virtual);
+extern void drm_mem_reg_iounmap(struct drm_device *dev, struct drm_bo_mem_reg * mem,
+ void *virtual);
/*
* drm_bo_lock.c
* Simple replacement for the hardware lock on buffer manager init and clean.
diff --git a/linux-core/drm_proc.c b/linux-core/drm_proc.c
index 3012c5b0..8f26726c 100644
--- a/linux-core/drm_proc.c
+++ b/linux-core/drm_proc.c
@@ -90,7 +90,7 @@ static struct drm_proc_list {
* "/proc/dri/%minor%/", and each entry in proc_list as
* "/proc/dri/%minor%/%name%".
*/
-int drm_proc_init(struct drm_device * dev, int minor,
+int drm_proc_init(struct drm_device *dev, int minor,
struct proc_dir_entry *root, struct proc_dir_entry **dev_root)
{
struct proc_dir_entry *ent;
@@ -535,7 +535,7 @@ static int drm__clients_info(char *buf, char **start, off_t offset,
list_for_each_entry(priv, &dev->filelist, lhead) {
DRM_PROC_PRINT("%c %3d %5d %5d %10u %10lu\n",
priv->authenticated ? 'y' : 'n',
- priv->minor,
+ priv->minor->minor,
priv->pid,
priv->uid, priv->magic, priv->ioctl_count);
}
diff --git a/linux-core/drm_stub.c b/linux-core/drm_stub.c
index 00a24521..cee00c5e 100644
--- a/linux-core/drm_stub.c
+++ b/linux-core/drm_stub.c
@@ -37,20 +37,20 @@
#include "drmP.h"
#include "drm_core.h"
-unsigned int drm_cards_limit = 16; /* Enough for one machine */
+unsigned int drm_minors_limit = 16; /* Enough for one machine */
unsigned int drm_debug = 0; /* 1 to enable debug output */
EXPORT_SYMBOL(drm_debug);
MODULE_AUTHOR(CORE_AUTHOR);
MODULE_DESCRIPTION(CORE_DESC);
MODULE_LICENSE("GPL and additional rights");
-MODULE_PARM_DESC(cards_limit, "Maximum number of graphics cards");
+MODULE_PARM_DESC(minors_limit, "Maximum number of graphics cards");
MODULE_PARM_DESC(debug, "Enable debug output");
-module_param_named(cards_limit, drm_cards_limit, int, 0444);
+module_param_named(minors_limit, drm_minors_limit, int, 0444);
module_param_named(debug, drm_debug, int, 0600);
-struct drm_head **drm_heads;
+struct drm_minor **drm_minors;
struct class *drm_class;
struct proc_dir_entry *drm_proc_root;
@@ -86,9 +86,9 @@ static int drm_fill_in_dev(struct drm_device * dev, struct pci_dev *pdev,
dev->irq = pdev->irq;
dev->irq_enabled = 0;
- if (drm_ht_create(&dev->map_hash, DRM_MAP_HASH_ORDER)) {
+ if (drm_ht_create(&dev->map_hash, DRM_MAP_HASH_ORDER))
return -ENOMEM;
- }
+
if (drm_mm_init(&dev->offset_manager, DRM_FILE_PAGE_OFFSET_START,
DRM_FILE_PAGE_OFFSET_SIZE)) {
drm_ht_remove(&dev->map_hash);
@@ -135,7 +135,6 @@ static int drm_fill_in_dev(struct drm_device * dev, struct pci_dev *pdev,
if ((retcode = dev->driver->load(dev, ent->driver_data)))
goto error_out_unreg;
-
retcode = drm_ctxbitmap_init(dev);
if (retcode) {
DRM_ERROR("Cannot allocate memory for context bitmap.\n");
@@ -161,48 +160,53 @@ error_out_unreg:
* create the proc init entry via proc_init(). This routines assigns
* minor numbers to secondary heads of multi-headed cards
*/
-static int drm_get_head(struct drm_device * dev, struct drm_head * head)
+static int drm_get_minor(struct drm_device *dev, struct drm_minor *minor, int type)
{
- struct drm_head **heads = drm_heads;
+ struct drm_minor **minors = drm_minors;
int ret;
- int minor;
+ int index;
DRM_DEBUG("\n");
- for (minor = 0; minor < drm_cards_limit; minor++, heads++) {
- if (!*heads) {
+ for (index = 0; index < drm_minors_limit; index++, minors++) {
+ if (!*minors) {
- *head = (struct drm_head) {
+ *minor = (struct drm_minor) {
+ .type = type,
.dev = dev,
- .device = MKDEV(DRM_MAJOR, minor),
- .minor = minor,
+ .device = MKDEV(DRM_MAJOR, index),
+ .minor = index,
};
- if ((ret =
- drm_proc_init(dev, minor, drm_proc_root,
- &head->dev_root))) {
- printk(KERN_ERR
- "DRM: Failed to initialize /proc/dri.\n");
- goto err_g1;
- }
- ret = drm_sysfs_device_add(dev, head);
+ if (type == DRM_MINOR_RENDER) {
+ ret = drm_proc_init(dev, index, drm_proc_root,
+ &minor->dev_root);
+ if (ret) {
+ DRM_ERROR("DRM: Failed to initialize /proc/dri.\n");
+ goto err_g1;
+ }
+ } else
+ minor->dev_root = NULL;
+
+ ret = drm_sysfs_device_add(minor);
if (ret) {
printk(KERN_ERR
"DRM: Error sysfs_device_add.\n");
goto err_g2;
}
- *heads = head;
+ *minors = minor;
- DRM_DEBUG("new minor assigned %d\n", minor);
+ DRM_DEBUG("new minor assigned %d\n", index);
return 0;
}
}
DRM_ERROR("out of minors\n");
return -ENOMEM;
err_g2:
- drm_proc_cleanup(minor, drm_proc_root, head->dev_root);
+ if (minor->type == DRM_MINOR_RENDER)
+ drm_proc_cleanup(index, drm_proc_root, minor->dev_root);
err_g1:
- *head = (struct drm_head) {
+ *minor = (struct drm_minor) {
.dev = NULL};
return ret;
}
@@ -246,22 +250,28 @@ int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
printk(KERN_ERR "DRM: fill_in_dev failed\n");
goto err_g3;
}
- if ((ret = drm_get_head(dev, &dev->primary)))
+
+ if ((ret = drm_get_minor(dev, &dev->control, DRM_MINOR_CONTROL)))
goto err_g3;
+ if ((ret = drm_get_minor(dev, &dev->primary, DRM_MINOR_RENDER)))
+ goto err_g4;
+
DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
driver->name, driver->major, driver->minor, driver->patchlevel,
driver->date, dev->primary.minor);
return 0;
- err_g3:
+err_g4:
+ drm_put_minor(&dev->control);
+err_g3:
if (!drm_fb_loaded)
pci_disable_device(pdev);
- err_g2:
+err_g2:
if (!drm_fb_loaded)
pci_release_regions(pdev);
- err_g1:
+err_g1:
if (!drm_fb_loaded)
pci_set_drvdata(pdev, NULL);
@@ -310,17 +320,19 @@ int drm_put_dev(struct drm_device * dev)
* last minor released.
*
*/
-int drm_put_head(struct drm_head * head)
+int drm_put_minor(struct drm_minor *minor)
{
- int minor = head->minor;
+ int index = minor->minor;
- DRM_DEBUG("release secondary minor %d\n", minor);
+ DRM_DEBUG("release secondary minor %d\n", index);
- drm_proc_cleanup(minor, drm_proc_root, head->dev_root);
- drm_sysfs_device_remove(head->dev);
+ if (minor->type == DRM_MINOR_RENDER)
+ drm_proc_cleanup(index, drm_proc_root, minor->dev_root);
+ drm_sysfs_device_remove(minor);
- *head = (struct drm_head) {.dev = NULL};
+ *minor = (struct drm_minor) {.type = DRM_MINOR_UNASSIGNED,
+ .dev = NULL};
- drm_heads[minor] = NULL;
+ drm_minors[index] = NULL;
return 0;
}
diff --git a/linux-core/drm_sysfs.c b/linux-core/drm_sysfs.c
index 3aaac11b..114e355e 100644
--- a/linux-core/drm_sysfs.c
+++ b/linux-core/drm_sysfs.c
@@ -19,7 +19,7 @@
#include "drm_core.h"
#include "drmP.h"
-#define to_drm_device(d) container_of(d, struct drm_device, dev)
+#define to_drm_minor(d) container_of(d, struct drm_minor, kdev)
/**
* drm_sysfs_suspend - DRM class suspend hook
@@ -31,12 +31,14 @@
*/
static int drm_sysfs_suspend(struct device *dev, pm_message_t state)
{
- struct drm_device *drm_dev = to_drm_device(dev);
+ struct drm_minor *drm_minor = to_drm_minor(dev);
+ struct drm_device *drm_dev = drm_minor->dev;
printk(KERN_ERR "%s\n", __FUNCTION__);
- if (drm_dev->driver->suspend)
- return drm_dev->driver->suspend(drm_dev);
+ if (drm_minor->type == DRM_MINOR_CONTROL)
+ if (drm_dev->driver->suspend)
+ return drm_dev->driver->suspend(drm_dev);
return 0;
}
@@ -50,10 +52,12 @@ static int drm_sysfs_suspend(struct device *dev, pm_message_t state)
*/
static int drm_sysfs_resume(struct device *dev)
{
- struct drm_device *drm_dev = to_drm_device(dev);
+ struct drm_minor *drm_minor = to_drm_minor(dev);
+ struct drm_device *drm_dev = drm_minor->dev;
- if (drm_dev->driver->resume)
- return drm_dev->driver->resume(drm_dev);
+ if (drm_minor->type == DRM_MINOR_CONTROL)
+ if (drm_dev->driver->resume)
+ return drm_dev->driver->resume(drm_dev);
return 0;
}
@@ -122,10 +126,11 @@ void drm_sysfs_destroy(void)
static ssize_t show_dri(struct device *device, struct device_attribute *attr,
char *buf)
{
- struct drm_device *dev = to_drm_device(device);
- if (dev->driver->dri_library_name)
- return dev->driver->dri_library_name(dev, buf);
- return snprintf(buf, PAGE_SIZE, "%s\n", dev->driver->pci_driver.name);
+ struct drm_minor *drm_minor = to_drm_minor(device);
+ struct drm_device *drm_dev = drm_minor->dev;
+ if (drm_dev->driver->dri_library_name)
+ return drm_dev->driver->dri_library_name(drm_dev, buf);
+ return snprintf(buf, PAGE_SIZE, "%s\n", drm_dev->driver->pci_driver.name);
}
static struct device_attribute device_attrs[] = {
@@ -154,25 +159,31 @@ static void drm_sysfs_device_release(struct device *dev)
* as the parent for the Linux device, and make sure it has a file containing
* the driver we're using (for userspace compatibility).
*/
-int drm_sysfs_device_add(struct drm_device *dev, struct drm_head *head)
+int drm_sysfs_device_add(struct drm_minor *minor)
{
int err;
int i, j;
-
- dev->dev.parent = &dev->pdev->dev;
- dev->dev.class = drm_class;
- dev->dev.release = drm_sysfs_device_release;
- dev->dev.devt = head->device;
- snprintf(dev->dev.bus_id, BUS_ID_SIZE, "card%d", head->minor);
-
- err = device_register(&dev->dev);
+ char *minor_str;
+
+ minor->kdev.parent = &minor->dev->pdev->dev;
+ minor->kdev.class = drm_class;
+ minor->kdev.release = drm_sysfs_device_release;
+ minor->kdev.devt = minor->device;
+ if (minor->type == DRM_MINOR_CONTROL)
+ minor_str = "controlD%d";
+ else
+ minor_str = "card%d";
+
+ snprintf(minor->kdev.bus_id, BUS_ID_SIZE, minor_str, minor->minor);
+
+ err = device_register(&minor->kdev);
if (err) {
DRM_ERROR("device add failed: %d\n", err);
goto err_out;
}
for (i = 0; i < ARRAY_SIZE(device_attrs); i++) {
- err = device_create_file(&dev->dev, &device_attrs[i]);
+ err = device_create_file(&minor->kdev, &device_attrs[i]);
if (err)
goto err_out_files;
}
@@ -182,8 +193,8 @@ int drm_sysfs_device_add(struct drm_device *dev, struct drm_head *head)
err_out_files:
if (i > 0)
for (j = 0; j < i; j++)
- device_remove_file(&dev->dev, &device_attrs[i]);
- device_unregister(&dev->dev);
+ device_remove_file(&minor->kdev, &device_attrs[i]);
+ device_unregister(&minor->kdev);
err_out:
return err;
@@ -196,11 +207,11 @@ err_out:
* This call unregisters and cleans up a class device that was created with a
* call to drm_sysfs_device_add()
*/
-void drm_sysfs_device_remove(struct drm_device *dev)
+void drm_sysfs_device_remove(struct drm_minor *minor)
{
int i;
for (i = 0; i < ARRAY_SIZE(device_attrs); i++)
- device_remove_file(&dev->dev, &device_attrs[i]);
- device_unregister(&dev->dev);
+ device_remove_file(&minor->kdev, &device_attrs[i]);
+ device_unregister(&minor->kdev);
}
diff --git a/linux-core/drm_vm.c b/linux-core/drm_vm.c
index c481a530..15e1c0f5 100644
--- a/linux-core/drm_vm.c
+++ b/linux-core/drm_vm.c
@@ -86,7 +86,7 @@ static __inline__ struct page *drm_do_vm_nopage(struct vm_area_struct *vma,
unsigned long address)
{
struct drm_file *priv = vma->vm_file->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_map *map = NULL;
struct drm_map_list *r_list;
struct drm_hash_item *hash;
@@ -204,7 +204,7 @@ static __inline__ struct page *drm_do_vm_shm_nopage(struct vm_area_struct *vma,
static void drm_vm_shm_close(struct vm_area_struct *vma)
{
struct drm_file *priv = vma->vm_file->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_vma_entry *pt, *temp;
struct drm_map *map;
struct drm_map_list *r_list;
@@ -286,7 +286,7 @@ static __inline__ struct page *drm_do_vm_dma_nopage(struct vm_area_struct *vma,
unsigned long address)
{
struct drm_file *priv = vma->vm_file->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_device_dma *dma = dev->dma;
unsigned long offset;
unsigned long page_nr;
@@ -323,7 +323,7 @@ static __inline__ struct page *drm_do_vm_sg_nopage(struct vm_area_struct *vma,
{
struct drm_map *map = (struct drm_map *) vma->vm_private_data;
struct drm_file *priv = vma->vm_file->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_sg_mem *entry = dev->sg;
unsigned long offset;
unsigned long map_offset;
@@ -419,7 +419,7 @@ static struct vm_operations_struct drm_vm_sg_ops = {
static void drm_vm_open_locked(struct vm_area_struct *vma)
{
struct drm_file *priv = vma->vm_file->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_vma_entry *vma_entry;
DRM_DEBUG("0x%08lx,0x%08lx\n",
@@ -437,7 +437,7 @@ static void drm_vm_open_locked(struct vm_area_struct *vma)
static void drm_vm_open(struct vm_area_struct *vma)
{
struct drm_file *priv = vma->vm_file->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
mutex_lock(&dev->struct_mutex);
drm_vm_open_locked(vma);
@@ -455,7 +455,7 @@ static void drm_vm_open(struct vm_area_struct *vma)
static void drm_vm_close(struct vm_area_struct *vma)
{
struct drm_file *priv = vma->vm_file->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_vma_entry *pt, *temp;
DRM_DEBUG("0x%08lx,0x%08lx\n",
@@ -491,7 +491,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma)
struct drm_device_dma *dma;
unsigned long length = vma->vm_end - vma->vm_start;
- dev = priv->head->dev;
+ dev = priv->minor->dev;
dma = dev->dma;
DRM_DEBUG("start = 0x%lx, end = 0x%lx, page offset = 0x%lx\n",
vma->vm_start, vma->vm_end, vma->vm_pgoff);
@@ -556,7 +556,7 @@ EXPORT_SYMBOL(drm_core_get_reg_ofs);
static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *priv = filp->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
struct drm_map *map = NULL;
unsigned long offset = 0;
struct drm_hash_item *hash;
@@ -677,7 +677,7 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
int drm_mmap(struct file *filp, struct vm_area_struct *vma)
{
struct drm_file *priv = filp->private_data;
- struct drm_device *dev = priv->head->dev;
+ struct drm_device *dev = priv->minor->dev;
int ret;
mutex_lock(&dev->struct_mutex);
diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c
index 3c9ca3b2..f2bf5d9d 100644
--- a/linux-core/i810_dma.c
+++ b/linux-core/i810_dma.c
@@ -113,7 +113,7 @@ static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
drm_i810_buf_priv_t *buf_priv;
lock_kernel();
- dev = priv->head->dev;
+ dev = priv->minor->dev;
dev_priv = dev->dev_private;
buf = dev_priv->mmap_buffer;
buf_priv = buf->dev_private;
@@ -141,7 +141,7 @@ static const struct file_operations i810_buffer_fops = {
static int i810_map_buffer(struct drm_buf * buf, struct drm_file *file_priv)
{
- struct drm_device *dev = file_priv->head->dev;
+ struct drm_device *dev = file_priv->minor->dev;
drm_i810_buf_priv_t *buf_priv = buf->dev_private;
drm_i810_private_t *dev_priv = dev->dev_private;
const struct file_operations *old_fops;
diff --git a/linux-core/i915_buffer.c b/linux-core/i915_buffer.c
index 08067476..54aa75ad 100644
--- a/linux-core/i915_buffer.c
+++ b/linux-core/i915_buffer.c
@@ -89,7 +89,7 @@ int i915_init_mem_type(struct drm_device *dev, uint32_t type,
man->drm_bus_maptype = _DRM_AGP;
man->gpu_offset = 0;
break;
- case DRM_BO_MEM_PRIV0:
+ case DRM_BO_MEM_VRAM:
if (!(drm_core_has_AGP(dev) && dev->agp)) {
DRM_ERROR("AGP is not enabled for memory type %u\n",
(unsigned)type);
@@ -103,6 +103,9 @@ int i915_init_mem_type(struct drm_device *dev, uint32_t type,
man->drm_bus_maptype = _DRM_AGP;
man->gpu_offset = 0;
break;
+ case DRM_BO_MEM_PRIV0: /* for OS preallocated space */
+ DRM_ERROR("PRIV0 not used yet.\n");
+ break;
default:
DRM_ERROR("Unsupported memory type %u\n", (unsigned)type);
return -EINVAL;
@@ -139,7 +142,7 @@ static void i915_emit_copy_blit(struct drm_device * dev,
{
uint32_t cur_pages;
uint32_t stride = PAGE_SIZE;
- drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_i915_private *dev_priv = dev->dev_private;
RING_LOCALS;
if (!dev_priv)
diff --git a/linux-core/i915_drv.c b/linux-core/i915_drv.c
index a5f60ee1..629a39be 100644
--- a/linux-core/i915_drv.c
+++ b/linux-core/i915_drv.c
@@ -30,6 +30,7 @@
#include "drmP.h"
#include "drm.h"
#include "i915_drm.h"
+#include "intel_drv.h"
#include "i915_drv.h"
#include "drm_pciids.h"
@@ -52,8 +53,8 @@ static struct drm_fence_driver i915_fence_driver = {
#endif
#ifdef I915_HAVE_BUFFER
-static uint32_t i915_mem_prios[] = {DRM_BO_MEM_PRIV0, DRM_BO_MEM_TT, DRM_BO_MEM_LOCAL};
-static uint32_t i915_busy_prios[] = {DRM_BO_MEM_TT, DRM_BO_MEM_PRIV0, DRM_BO_MEM_LOCAL};
+static uint32_t i915_mem_prios[] = {DRM_BO_MEM_VRAM, DRM_BO_MEM_PRIV0, DRM_BO_MEM_TT, DRM_BO_MEM_LOCAL};
+static uint32_t i915_busy_prios[] = {DRM_BO_MEM_TT, DRM_BO_MEM_PRIV0, DRM_BO_MEM_VRAM, DRM_BO_MEM_LOCAL};
static struct drm_bo_driver i915_bo_driver = {
.mem_type_prio = i915_mem_prios,
@@ -539,9 +540,8 @@ static struct drm_driver driver = {
DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
.load = i915_driver_load,
.unload = i915_driver_unload,
- .firstopen = i915_driver_firstopen,
- .lastclose = i915_driver_lastclose,
- .preclose = i915_driver_preclose,
+/* .lastclose = i915_driver_lastclose,
+ .preclose = i915_driver_preclose, */
.suspend = i915_suspend,
.resume = i915_resume,
.device_is_agp = i915_driver_device_is_agp,
@@ -555,6 +555,9 @@ static struct drm_driver driver = {
.reclaim_buffers = drm_core_reclaim_buffers,
.get_map_ofs = drm_core_get_map_ofs,
.get_reg_ofs = drm_core_get_reg_ofs,
+ .fb_probe = intelfb_probe,
+ .fb_remove = intelfb_remove,
+ .fb_resize = intelfb_resize,
.ioctls = i915_ioctls,
.fops = {
.owner = THIS_MODULE,
diff --git a/linux-core/i915_fence.c b/linux-core/i915_fence.c
index e3c76df6..21d032b0 100644
--- a/linux-core/i915_fence.c
+++ b/linux-core/i915_fence.c
@@ -40,7 +40,7 @@
static void i915_perform_flush(struct drm_device *dev)
{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
struct drm_fence_manager *fm = &dev->fm;
struct drm_fence_class_manager *fc = &fm->fence_class[0];
struct drm_fence_driver *driver = dev->driver->fence_driver;
@@ -124,7 +124,7 @@ int i915_fence_emit_sequence(struct drm_device *dev, uint32_t class,
uint32_t flags, uint32_t *sequence,
uint32_t *native_type)
{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
if (!dev_priv)
return -EINVAL;
diff --git a/linux-core/i915_init.c b/linux-core/i915_init.c
new file mode 120000
index 00000000..473ddf7b
--- /dev/null
+++ b/linux-core/i915_init.c
@@ -0,0 +1 @@
+../shared-core/i915_init.c \ No newline at end of file
diff --git a/linux-core/intel_crt.c b/linux-core/intel_crt.c
new file mode 100644
index 00000000..4be71cba
--- /dev/null
+++ b/linux-core/intel_crt.c
@@ -0,0 +1,275 @@
+/*
+ * Copyright © 2006-2007 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ */
+
+#include <linux/i2c.h>
+#include "drmP.h"
+#include "drm.h"
+#include "drm_crtc.h"
+#include "intel_drv.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+
+static void intel_crt_dpms(struct drm_output *output, int mode)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 temp;
+
+ temp = I915_READ(ADPA);
+ temp &= ~(ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE);
+ temp &= ~ADPA_DAC_ENABLE;
+
+ switch(mode) {
+ case DPMSModeOn:
+ temp |= ADPA_DAC_ENABLE;
+ break;
+ case DPMSModeStandby:
+ temp |= ADPA_DAC_ENABLE | ADPA_HSYNC_CNTL_DISABLE;
+ break;
+ case DPMSModeSuspend:
+ temp |= ADPA_DAC_ENABLE | ADPA_VSYNC_CNTL_DISABLE;
+ break;
+ case DPMSModeOff:
+ temp |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE;
+ break;
+ }
+
+ I915_WRITE(ADPA, temp);
+}
+
+static void intel_crt_save(struct drm_output *output)
+{
+
+}
+
+static void intel_crt_restore(struct drm_output *output)
+{
+
+}
+
+static int intel_crt_mode_valid(struct drm_output *output,
+ struct drm_display_mode *mode)
+{
+ if (mode->flags & V_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
+ if (mode->clock > 400000 || mode->clock < 25000)
+ return MODE_CLOCK_RANGE;
+
+ return MODE_OK;
+}
+
+static bool intel_crt_mode_fixup(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ return true;
+}
+
+static void intel_crt_mode_set(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_crtc *crtc = output->crtc;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int dpll_md_reg;
+ u32 adpa, dpll_md;
+
+ if (intel_crtc->pipe == 0)
+ dpll_md_reg = DPLL_A_MD;
+ else
+ dpll_md_reg = DPLL_B_MD;
+
+ /*
+ * Disable separate mode multiplier used when cloning SDVO to CRT
+ * XXX this needs to be adjusted when we really are cloning
+ */
+ if (IS_I965G(dev)) {
+ dpll_md = I915_READ(dpll_md_reg);
+ I915_WRITE(dpll_md_reg,
+ dpll_md & ~DPLL_MD_UDI_MULTIPLIER_MASK);
+ }
+
+ adpa = 0;
+ if (adjusted_mode->flags & V_PHSYNC)
+ adpa |= ADPA_HSYNC_ACTIVE_HIGH;
+ if (adjusted_mode->flags & V_PVSYNC)
+ adpa |= ADPA_VSYNC_ACTIVE_HIGH;
+
+ if (intel_crtc->pipe == 0)
+ adpa |= ADPA_PIPE_A_SELECT;
+ else
+ adpa |= ADPA_PIPE_B_SELECT;
+
+ I915_WRITE(ADPA, adpa);
+}
+
+/**
+ * Uses CRT_HOTPLUG_EN and CRT_HOTPLUG_STAT to detect CRT presence.
+ *
+ * Only for I945G/GM.
+ *
+ * \return TRUE if CRT is connected.
+ * \return FALSE if CRT is disconnected.
+ */
+static bool intel_crt_detect_hotplug(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 temp;
+#if 1
+ unsigned long timeout = jiffies + msecs_to_jiffies(1000);
+
+ temp = I915_READ(PORT_HOTPLUG_EN);
+
+ I915_WRITE(PORT_HOTPLUG_EN,
+ temp | CRT_HOTPLUG_FORCE_DETECT | (1 << 5));
+
+ do {
+ if (!(I915_READ(PORT_HOTPLUG_EN) & CRT_HOTPLUG_FORCE_DETECT))
+ break;
+ msleep(1);
+ } while (time_after(timeout, jiffies));
+
+ if ((I915_READ(PORT_HOTPLUG_STAT) & CRT_HOTPLUG_MONITOR_MASK) ==
+ CRT_HOTPLUG_MONITOR_COLOR)
+ return true;
+
+ return false;
+#else
+ temp = I915_READ(PORT_HOTPLUG_STAT);
+ DRM_DEBUG("HST 0x%08x\n", temp);
+
+ if (temp & (1 << 8) && temp & (1 << 9))
+ return true;
+
+ return false;
+#endif
+}
+
+static bool intel_crt_detect_ddc(struct drm_output *output)
+{
+ struct intel_output *intel_output = output->driver_private;
+
+ /* CRT should always be at 0, but check anyway */
+ if (intel_output->type != INTEL_OUTPUT_ANALOG)
+ return false;
+
+ return intel_ddc_probe(output);
+}
+
+static enum drm_output_status intel_crt_detect(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+
+ if (IS_I945G(dev) || IS_I945GM(dev) || IS_I965G(dev)) {
+ if (intel_crt_detect_hotplug(output))
+ return output_status_connected;
+ else
+ return output_status_disconnected;
+ }
+
+ if (intel_crt_detect_ddc(output))
+ return output_status_connected;
+
+ /* TODO use load detect */
+ return output_status_unknown;
+}
+
+static void intel_crt_destroy(struct drm_output *output)
+{
+ struct intel_output *intel_output = output->driver_private;
+
+ intel_i2c_destroy(intel_output->ddc_bus);
+ kfree(output->driver_private);
+}
+
+static int intel_crt_get_modes(struct drm_output *output)
+{
+ return intel_ddc_get_modes(output);
+}
+
+static bool intel_crt_set_property(struct drm_output *output,
+ struct drm_property *property,
+ uint64_t value)
+{
+ struct drm_device *dev = output->dev;
+ int i;
+
+ if (property == dev->mode_config.dpms_property) {
+ intel_crt_dpms(output, (uint32_t)(value & 0xf));
+ }
+ return true;
+}
+
+/*
+ * Routines for controlling stuff on the analog port
+ */
+static const struct drm_output_funcs intel_crt_output_funcs = {
+ .dpms = intel_crt_dpms,
+ .save = intel_crt_save,
+ .restore = intel_crt_restore,
+ .mode_valid = intel_crt_mode_valid,
+ .mode_fixup = intel_crt_mode_fixup,
+ .prepare = intel_output_prepare,
+ .mode_set = intel_crt_mode_set,
+ .commit = intel_output_commit,
+ .detect = intel_crt_detect,
+ .get_modes = intel_crt_get_modes,
+ .cleanup = intel_crt_destroy,
+ .set_property = intel_crt_set_property,
+};
+
+void intel_crt_init(struct drm_device *dev)
+{
+ struct drm_output *output;
+ struct intel_output *intel_output;
+
+ output = drm_output_create(dev, &intel_crt_output_funcs,
+ DRM_MODE_OUTPUT_DAC);
+
+ intel_output = kmalloc(sizeof(struct intel_output), GFP_KERNEL);
+ if (!intel_output) {
+ drm_output_destroy(output);
+ return;
+ }
+ /* Set up the DDC bus. */
+ intel_output->ddc_bus = intel_i2c_create(dev, GPIOA, "CRTDDC_A");
+ if (!intel_output->ddc_bus) {
+ dev_printk(KERN_ERR, &dev->pdev->dev, "DDC bus registration "
+ "failed.\n");
+ return;
+ }
+
+ intel_output->type = INTEL_OUTPUT_ANALOG;
+ output->driver_private = intel_output;
+ output->interlace_allowed = 0;
+ output->doublescan_allowed = 0;
+
+ drm_output_attach_property(output, dev->mode_config.connector_type_property, ConnectorVGA);
+}
diff --git a/linux-core/intel_display.c b/linux-core/intel_display.c
new file mode 100644
index 00000000..1498a51c
--- /dev/null
+++ b/linux-core/intel_display.c
@@ -0,0 +1,1236 @@
+/*
+ * Copyright © 2006-2007 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ */
+
+#include <linux/i2c.h>
+#include "drmP.h"
+#include "intel_drv.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+
+bool intel_pipe_has_type (struct drm_crtc *crtc, int type);
+
+typedef struct {
+ /* given values */
+ int n;
+ int m1, m2;
+ int p1, p2;
+ /* derived values */
+ int dot;
+ int vco;
+ int m;
+ int p;
+} intel_clock_t;
+
+typedef struct {
+ int min, max;
+} intel_range_t;
+
+typedef struct {
+ int dot_limit;
+ int p2_slow, p2_fast;
+} intel_p2_t;
+
+#define INTEL_P2_NUM 2
+
+typedef struct {
+ intel_range_t dot, vco, n, m, m1, m2, p, p1;
+ intel_p2_t p2;
+} intel_limit_t;
+
+#define I8XX_DOT_MIN 25000
+#define I8XX_DOT_MAX 350000
+#define I8XX_VCO_MIN 930000
+#define I8XX_VCO_MAX 1400000
+#define I8XX_N_MIN 3
+#define I8XX_N_MAX 16
+#define I8XX_M_MIN 96
+#define I8XX_M_MAX 140
+#define I8XX_M1_MIN 18
+#define I8XX_M1_MAX 26
+#define I8XX_M2_MIN 6
+#define I8XX_M2_MAX 16
+#define I8XX_P_MIN 4
+#define I8XX_P_MAX 128
+#define I8XX_P1_MIN 2
+#define I8XX_P1_MAX 33
+#define I8XX_P1_LVDS_MIN 1
+#define I8XX_P1_LVDS_MAX 6
+#define I8XX_P2_SLOW 4
+#define I8XX_P2_FAST 2
+#define I8XX_P2_LVDS_SLOW 14
+#define I8XX_P2_LVDS_FAST 14 /* No fast option */
+#define I8XX_P2_SLOW_LIMIT 165000
+
+#define I9XX_DOT_MIN 20000
+#define I9XX_DOT_MAX 400000
+#define I9XX_VCO_MIN 1400000
+#define I9XX_VCO_MAX 2800000
+#define I9XX_N_MIN 3
+#define I9XX_N_MAX 8
+#define I9XX_M_MIN 70
+#define I9XX_M_MAX 120
+#define I9XX_M1_MIN 10
+#define I9XX_M1_MAX 20
+#define I9XX_M2_MIN 5
+#define I9XX_M2_MAX 9
+#define I9XX_P_SDVO_DAC_MIN 5
+#define I9XX_P_SDVO_DAC_MAX 80
+#define I9XX_P_LVDS_MIN 7
+#define I9XX_P_LVDS_MAX 98
+#define I9XX_P1_MIN 1
+#define I9XX_P1_MAX 8
+#define I9XX_P2_SDVO_DAC_SLOW 10
+#define I9XX_P2_SDVO_DAC_FAST 5
+#define I9XX_P2_SDVO_DAC_SLOW_LIMIT 200000
+#define I9XX_P2_LVDS_SLOW 14
+#define I9XX_P2_LVDS_FAST 7
+#define I9XX_P2_LVDS_SLOW_LIMIT 112000
+
+#define INTEL_LIMIT_I8XX_DVO_DAC 0
+#define INTEL_LIMIT_I8XX_LVDS 1
+#define INTEL_LIMIT_I9XX_SDVO_DAC 2
+#define INTEL_LIMIT_I9XX_LVDS 3
+
+static const intel_limit_t intel_limits[] = {
+ { /* INTEL_LIMIT_I8XX_DVO_DAC */
+ .dot = { .min = I8XX_DOT_MIN, .max = I8XX_DOT_MAX },
+ .vco = { .min = I8XX_VCO_MIN, .max = I8XX_VCO_MAX },
+ .n = { .min = I8XX_N_MIN, .max = I8XX_N_MAX },
+ .m = { .min = I8XX_M_MIN, .max = I8XX_M_MAX },
+ .m1 = { .min = I8XX_M1_MIN, .max = I8XX_M1_MAX },
+ .m2 = { .min = I8XX_M2_MIN, .max = I8XX_M2_MAX },
+ .p = { .min = I8XX_P_MIN, .max = I8XX_P_MAX },
+ .p1 = { .min = I8XX_P1_MIN, .max = I8XX_P1_MAX },
+ .p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT,
+ .p2_slow = I8XX_P2_SLOW, .p2_fast = I8XX_P2_FAST },
+ },
+ { /* INTEL_LIMIT_I8XX_LVDS */
+ .dot = { .min = I8XX_DOT_MIN, .max = I8XX_DOT_MAX },
+ .vco = { .min = I8XX_VCO_MIN, .max = I8XX_VCO_MAX },
+ .n = { .min = I8XX_N_MIN, .max = I8XX_N_MAX },
+ .m = { .min = I8XX_M_MIN, .max = I8XX_M_MAX },
+ .m1 = { .min = I8XX_M1_MIN, .max = I8XX_M1_MAX },
+ .m2 = { .min = I8XX_M2_MIN, .max = I8XX_M2_MAX },
+ .p = { .min = I8XX_P_MIN, .max = I8XX_P_MAX },
+ .p1 = { .min = I8XX_P1_LVDS_MIN, .max = I8XX_P1_LVDS_MAX },
+ .p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT,
+ .p2_slow = I8XX_P2_LVDS_SLOW, .p2_fast = I8XX_P2_LVDS_FAST },
+ },
+ { /* INTEL_LIMIT_I9XX_SDVO_DAC */
+ .dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX },
+ .vco = { .min = I9XX_VCO_MIN, .max = I9XX_VCO_MAX },
+ .n = { .min = I9XX_N_MIN, .max = I9XX_N_MAX },
+ .m = { .min = I9XX_M_MIN, .max = I9XX_M_MAX },
+ .m1 = { .min = I9XX_M1_MIN, .max = I9XX_M1_MAX },
+ .m2 = { .min = I9XX_M2_MIN, .max = I9XX_M2_MAX },
+ .p = { .min = I9XX_P_SDVO_DAC_MIN, .max = I9XX_P_SDVO_DAC_MAX },
+ .p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
+ .p2 = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
+ .p2_slow = I9XX_P2_SDVO_DAC_SLOW, .p2_fast = I9XX_P2_SDVO_DAC_FAST },
+ },
+ { /* INTEL_LIMIT_I9XX_LVDS */
+ .dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX },
+ .vco = { .min = I9XX_VCO_MIN, .max = I9XX_VCO_MAX },
+ .n = { .min = I9XX_N_MIN, .max = I9XX_N_MAX },
+ .m = { .min = I9XX_M_MIN, .max = I9XX_M_MAX },
+ .m1 = { .min = I9XX_M1_MIN, .max = I9XX_M1_MAX },
+ .m2 = { .min = I9XX_M2_MIN, .max = I9XX_M2_MAX },
+ .p = { .min = I9XX_P_LVDS_MIN, .max = I9XX_P_LVDS_MAX },
+ .p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
+ /* The single-channel range is 25-112Mhz, and dual-channel
+ * is 80-224Mhz. Prefer single channel as much as possible.
+ */
+ .p2 = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
+ .p2_slow = I9XX_P2_LVDS_SLOW, .p2_fast = I9XX_P2_LVDS_FAST },
+ },
+};
+
+static const intel_limit_t *intel_limit(struct drm_crtc *crtc)
+{
+ struct drm_device *dev = crtc->dev;
+ const intel_limit_t *limit;
+
+ if (IS_I9XX(dev)) {
+ if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
+ limit = &intel_limits[INTEL_LIMIT_I9XX_LVDS];
+ else
+ limit = &intel_limits[INTEL_LIMIT_I9XX_SDVO_DAC];
+ } else {
+ if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
+ limit = &intel_limits[INTEL_LIMIT_I8XX_LVDS];
+ else
+ limit = &intel_limits[INTEL_LIMIT_I8XX_DVO_DAC];
+ }
+ return limit;
+}
+
+/** Derive the pixel clock for the given refclk and divisors for 8xx chips. */
+
+static void i8xx_clock(int refclk, intel_clock_t *clock)
+{
+ clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2);
+ clock->p = clock->p1 * clock->p2;
+ clock->vco = refclk * clock->m / (clock->n + 2);
+ clock->dot = clock->vco / clock->p;
+}
+
+/** Derive the pixel clock for the given refclk and divisors for 9xx chips. */
+
+static void i9xx_clock(int refclk, intel_clock_t *clock)
+{
+ clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2);
+ clock->p = clock->p1 * clock->p2;
+ clock->vco = refclk * clock->m / (clock->n + 2);
+ clock->dot = clock->vco / clock->p;
+}
+
+static void intel_clock(struct drm_device *dev, int refclk,
+ intel_clock_t *clock)
+{
+ if (IS_I9XX(dev))
+ return i9xx_clock (refclk, clock);
+ else
+ return i8xx_clock (refclk, clock);
+}
+
+/**
+ * Returns whether any output on the specified pipe is of the specified type
+ */
+bool intel_pipe_has_type (struct drm_crtc *crtc, int type)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_mode_config *mode_config = &dev->mode_config;
+ struct drm_output *l_entry;
+
+ list_for_each_entry(l_entry, &mode_config->output_list, head) {
+ if (l_entry->crtc == crtc) {
+ struct intel_output *intel_output = l_entry->driver_private;
+ if (intel_output->type == type)
+ return true;
+ }
+ }
+ return false;
+}
+
+#define INTELPllInvalid(s) { /* ErrorF (s) */; return false; }
+/**
+ * Returns whether the given set of divisors are valid for a given refclk with
+ * the given outputs.
+ */
+
+static bool intel_PLL_is_valid(struct drm_crtc *crtc, intel_clock_t *clock)
+{
+ const intel_limit_t *limit = intel_limit (crtc);
+
+ if (clock->p1 < limit->p1.min || limit->p1.max < clock->p1)
+ INTELPllInvalid ("p1 out of range\n");
+ if (clock->p < limit->p.min || limit->p.max < clock->p)
+ INTELPllInvalid ("p out of range\n");
+ if (clock->m2 < limit->m2.min || limit->m2.max < clock->m2)
+ INTELPllInvalid ("m2 out of range\n");
+ if (clock->m1 < limit->m1.min || limit->m1.max < clock->m1)
+ INTELPllInvalid ("m1 out of range\n");
+ if (clock->m1 <= clock->m2)
+ INTELPllInvalid ("m1 <= m2\n");
+ if (clock->m < limit->m.min || limit->m.max < clock->m)
+ INTELPllInvalid ("m out of range\n");
+ if (clock->n < limit->n.min || limit->n.max < clock->n)
+ INTELPllInvalid ("n out of range\n");
+ if (clock->vco < limit->vco.min || limit->vco.max < clock->vco)
+ INTELPllInvalid ("vco out of range\n");
+ /* XXX: We may need to be checking "Dot clock" depending on the multiplier,
+ * output, etc., rather than just a single range.
+ */
+ if (clock->dot < limit->dot.min || limit->dot.max < clock->dot)
+ INTELPllInvalid ("dot out of range\n");
+
+ return true;
+}
+
+/**
+ * Returns a set of divisors for the desired target clock with the given
+ * refclk, or FALSE. The returned values represent the clock equation:
+ * reflck * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / p1 / p2.
+ */
+static bool intel_find_best_PLL(struct drm_crtc *crtc, int target,
+ int refclk, intel_clock_t *best_clock)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ intel_clock_t clock;
+ const intel_limit_t *limit = intel_limit(crtc);
+ int err = target;
+
+ if (IS_I9XX(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) &&
+ (I915_READ(LVDS) & LVDS_PORT_EN) != 0) {
+ /*
+ * For LVDS, if the panel is on, just rely on its current
+ * settings for dual-channel. We haven't figured out how to
+ * reliably set up different single/dual channel state, if we
+ * even can.
+ */
+ if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) ==
+ LVDS_CLKB_POWER_UP)
+ clock.p2 = limit->p2.p2_fast;
+ else
+ clock.p2 = limit->p2.p2_slow;
+ } else {
+ if (target < limit->p2.dot_limit)
+ clock.p2 = limit->p2.p2_slow;
+ else
+ clock.p2 = limit->p2.p2_fast;
+ }
+
+ memset (best_clock, 0, sizeof (*best_clock));
+
+ for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max; clock.m1++) {
+ for (clock.m2 = limit->m2.min; clock.m2 < clock.m1 &&
+ clock.m2 <= limit->m2.max; clock.m2++) {
+ for (clock.n = limit->n.min; clock.n <= limit->n.max;
+ clock.n++) {
+ for (clock.p1 = limit->p1.min;
+ clock.p1 <= limit->p1.max; clock.p1++) {
+ int this_err;
+
+ intel_clock(dev, refclk, &clock);
+
+ if (!intel_PLL_is_valid(crtc, &clock))
+ continue;
+
+ this_err = abs(clock.dot - target);
+ if (this_err < err) {
+ *best_clock = clock;
+ err = this_err;
+ }
+ }
+ }
+ }
+ }
+
+ return (err != target);
+}
+
+void
+intel_set_vblank(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_crtc *crtc;
+ struct intel_crtc *intel_crtc;
+ int vbl_pipe = 0;
+
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ intel_crtc = crtc->driver_private;
+
+ if (crtc->enabled)
+ vbl_pipe |= (1<<intel_crtc->pipe);
+ }
+
+ dev_priv->vblank_pipe = vbl_pipe;
+ i915_enable_interrupt(dev);
+}
+void
+intel_wait_for_vblank(struct drm_device *dev)
+{
+ /* Wait for 20ms, i.e. one cycle at 50hz. */
+ udelay(20000);
+}
+
+void
+intel_pipe_set_base(struct drm_crtc *crtc, int x, int y)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ int pipe = intel_crtc->pipe;
+ unsigned long Start, Offset;
+ int dspbase = (pipe == 0 ? DSPABASE : DSPBBASE);
+ int dspsurf = (pipe == 0 ? DSPASURF : DSPBSURF);
+
+ Start = crtc->fb->offset;
+ Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
+
+ DRM_DEBUG("Writing base %08lX %08lX %d %d\n", Start, Offset, x, y);
+ if (IS_I965G(dev)) {
+ I915_WRITE(dspbase, Offset);
+ I915_READ(dspbase);
+ I915_WRITE(dspsurf, Start);
+ I915_READ(dspsurf);
+ } else {
+ I915_WRITE(dspbase, Start + Offset);
+ I915_READ(dspbase);
+ }
+
+
+ if (!dev_priv->sarea_priv)
+ return;
+
+ switch (pipe) {
+ case 0:
+ dev_priv->sarea_priv->planeA_x = x;
+ dev_priv->sarea_priv->planeA_y = y;
+ break;
+ case 1:
+ dev_priv->sarea_priv->planeB_x = x;
+ dev_priv->sarea_priv->planeB_y = y;
+ break;
+ default:
+ DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
+ break;
+ }
+}
+
+/**
+ * Sets the power management mode of the pipe and plane.
+ *
+ * This code should probably grow support for turning the cursor off and back
+ * on appropriately at the same time as we're turning the pipe off/on.
+ */
+static void intel_crtc_dpms(struct drm_crtc *crtc, int mode)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ int pipe = intel_crtc->pipe;
+ int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
+ int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
+ int dspbase_reg = (pipe == 0) ? DSPABASE : DSPBBASE;
+ int pipeconf_reg = (pipe == 0) ? PIPEACONF : PIPEBCONF;
+ u32 temp;
+ bool enabled;
+
+ /* XXX: When our outputs are all unaware of DPMS modes other than off
+ * and on, we should map those modes to DPMSModeOff in the CRTC.
+ */
+ switch (mode) {
+ case DPMSModeOn:
+ case DPMSModeStandby:
+ case DPMSModeSuspend:
+ /* Enable the DPLL */
+ temp = I915_READ(dpll_reg);
+ if ((temp & DPLL_VCO_ENABLE) == 0) {
+ I915_WRITE(dpll_reg, temp);
+ I915_READ(dpll_reg);
+ /* Wait for the clocks to stabilize. */
+ udelay(150);
+ I915_WRITE(dpll_reg, temp | DPLL_VCO_ENABLE);
+ I915_READ(dpll_reg);
+ /* Wait for the clocks to stabilize. */
+ udelay(150);
+ I915_WRITE(dpll_reg, temp | DPLL_VCO_ENABLE);
+ I915_READ(dpll_reg);
+ /* Wait for the clocks to stabilize. */
+ udelay(150);
+ }
+
+ /* Enable the pipe */
+ temp = I915_READ(pipeconf_reg);
+ if ((temp & PIPEACONF_ENABLE) == 0)
+ I915_WRITE(pipeconf_reg, temp | PIPEACONF_ENABLE);
+
+ /* Enable the plane */
+ temp = I915_READ(dspcntr_reg);
+ if ((temp & DISPLAY_PLANE_ENABLE) == 0) {
+ I915_WRITE(dspcntr_reg, temp | DISPLAY_PLANE_ENABLE);
+ /* Flush the plane changes */
+ I915_WRITE(dspbase_reg, I915_READ(dspbase_reg));
+ }
+
+ intel_crtc_load_lut(crtc);
+
+ /* Give the overlay scaler a chance to enable if it's on this pipe */
+ //intel_crtc_dpms_video(crtc, TRUE); TODO
+ break;
+ case DPMSModeOff:
+ /* Give the overlay scaler a chance to disable if it's on this pipe */
+ //intel_crtc_dpms_video(crtc, FALSE); TODO
+
+ /* Disable the VGA plane that we never use */
+ I915_WRITE(VGACNTRL, VGA_DISP_DISABLE);
+
+ /* Disable display plane */
+ temp = I915_READ(dspcntr_reg);
+ if ((temp & DISPLAY_PLANE_ENABLE) != 0) {
+ I915_WRITE(dspcntr_reg, temp & ~DISPLAY_PLANE_ENABLE);
+ /* Flush the plane changes */
+ I915_WRITE(dspbase_reg, I915_READ(dspbase_reg));
+ I915_READ(dspbase_reg);
+ }
+
+ if (!IS_I9XX(dev)) {
+ /* Wait for vblank for the disable to take effect */
+ intel_wait_for_vblank(dev);
+ }
+
+ /* Next, disable display pipes */
+ temp = I915_READ(pipeconf_reg);
+ if ((temp & PIPEACONF_ENABLE) != 0) {
+ I915_WRITE(pipeconf_reg, temp & ~PIPEACONF_ENABLE);
+ I915_READ(pipeconf_reg);
+ }
+
+ /* Wait for vblank for the disable to take effect. */
+ intel_wait_for_vblank(dev);
+
+ temp = I915_READ(dpll_reg);
+ if ((temp & DPLL_VCO_ENABLE) != 0) {
+ I915_WRITE(dpll_reg, temp & ~DPLL_VCO_ENABLE);
+ I915_READ(dpll_reg);
+ }
+
+ /* Wait for the clocks to turn off. */
+ udelay(150);
+ break;
+ }
+
+
+ if (!dev_priv->sarea_priv)
+ return;
+
+ enabled = crtc->enabled && mode != DPMSModeOff;
+
+ switch (pipe) {
+ case 0:
+ dev_priv->sarea_priv->planeA_w = enabled ? crtc->mode.hdisplay : 0;
+ dev_priv->sarea_priv->planeA_h = enabled ? crtc->mode.vdisplay : 0;
+ break;
+ case 1:
+ dev_priv->sarea_priv->planeB_w = enabled ? crtc->mode.hdisplay : 0;
+ dev_priv->sarea_priv->planeB_h = enabled ? crtc->mode.vdisplay : 0;
+ break;
+ default:
+ DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
+ break;
+ }
+}
+
+static bool intel_crtc_lock(struct drm_crtc *crtc)
+{
+ /* Sync the engine before mode switch */
+// i830WaitSync(crtc->scrn);
+
+#if 0 // TODO def XF86DRI
+ return I830DRILock(crtc->scrn);
+#else
+ return FALSE;
+#endif
+}
+
+static void intel_crtc_unlock (struct drm_crtc *crtc)
+{
+#if 0 // TODO def XF86DRI
+ I830DRIUnlock (crtc->scrn);
+#endif
+}
+
+static void intel_crtc_prepare (struct drm_crtc *crtc)
+{
+ crtc->funcs->dpms(crtc, DPMSModeOff);
+}
+
+static void intel_crtc_commit (struct drm_crtc *crtc)
+{
+ crtc->funcs->dpms(crtc, DPMSModeOn);
+}
+
+void intel_output_prepare (struct drm_output *output)
+{
+ /* lvds has its own version of prepare see intel_lvds_prepare */
+ output->funcs->dpms(output, DPMSModeOff);
+}
+
+void intel_output_commit (struct drm_output *output)
+{
+ /* lvds has its own version of commit see intel_lvds_commit */
+ output->funcs->dpms(output, DPMSModeOn);
+}
+
+static bool intel_crtc_mode_fixup(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ return true;
+}
+
+
+/** Returns the core display clock speed for i830 - i945 */
+static int intel_get_core_clock_speed(struct drm_device *dev)
+{
+
+ /* Core clock values taken from the published datasheets.
+ * The 830 may go up to 166 Mhz, which we should check.
+ */
+ if (IS_I945G(dev))
+ return 400000;
+ else if (IS_I915G(dev))
+ return 333000;
+ else if (IS_I945GM(dev) || IS_845G(dev))
+ return 200000;
+ else if (IS_I915GM(dev)) {
+ u16 gcfgc = 0;
+
+ pci_read_config_word(dev->pdev, I915_GCFGC, &gcfgc);
+
+ if (gcfgc & I915_LOW_FREQUENCY_ENABLE)
+ return 133000;
+ else {
+ switch (gcfgc & I915_DISPLAY_CLOCK_MASK) {
+ case I915_DISPLAY_CLOCK_333_MHZ:
+ return 333000;
+ default:
+ case I915_DISPLAY_CLOCK_190_200_MHZ:
+ return 190000;
+ }
+ }
+ } else if (IS_I865G(dev))
+ return 266000;
+ else if (IS_I855(dev)) {
+#if 0
+ PCITAG bridge = pciTag(0, 0, 0); /* This is always the host bridge */
+ u16 hpllcc = pciReadWord(bridge, I855_HPLLCC);
+
+#endif
+ u16 hpllcc = 0;
+ /* Assume that the hardware is in the high speed state. This
+ * should be the default.
+ */
+ switch (hpllcc & I855_CLOCK_CONTROL_MASK) {
+ case I855_CLOCK_133_200:
+ case I855_CLOCK_100_200:
+ return 200000;
+ case I855_CLOCK_166_250:
+ return 250000;
+ case I855_CLOCK_100_133:
+ return 133000;
+ }
+ } else /* 852, 830 */
+ return 133000;
+
+ return 0; /* Silence gcc warning */
+}
+
+
+/**
+ * Return the pipe currently connected to the panel fitter,
+ * or -1 if the panel fitter is not present or not in use
+ */
+static int intel_panel_fitter_pipe (struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 pfit_control;
+
+ /* i830 doesn't have a panel fitter */
+ if (IS_I830(dev))
+ return -1;
+
+ pfit_control = I915_READ(PFIT_CONTROL);
+
+ /* See if the panel fitter is in use */
+ if ((pfit_control & PFIT_ENABLE) == 0)
+ return -1;
+
+ /* 965 can place panel fitter on either pipe */
+ if (IS_I965G(dev))
+ return (pfit_control >> 29) & 0x3;
+
+ /* older chips can only use pipe 1 */
+ return 1;
+}
+
+static void intel_crtc_mode_set(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode,
+ int x, int y)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ int pipe = intel_crtc->pipe;
+ int fp_reg = (pipe == 0) ? FPA0 : FPB0;
+ int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
+ int dpll_md_reg = (intel_crtc->pipe == 0) ? DPLL_A_MD : DPLL_B_MD;
+ int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
+ int pipeconf_reg = (pipe == 0) ? PIPEACONF : PIPEBCONF;
+ int htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
+ int hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
+ int hsync_reg = (pipe == 0) ? HSYNC_A : HSYNC_B;
+ int vtot_reg = (pipe == 0) ? VTOTAL_A : VTOTAL_B;
+ int vblank_reg = (pipe == 0) ? VBLANK_A : VBLANK_B;
+ int vsync_reg = (pipe == 0) ? VSYNC_A : VSYNC_B;
+ int dspsize_reg = (pipe == 0) ? DSPASIZE : DSPBSIZE;
+ int dspstride_reg = (pipe == 0) ? DSPASTRIDE : DSPBSTRIDE;
+ int dsppos_reg = (pipe == 0) ? DSPAPOS : DSPBPOS;
+ int pipesrc_reg = (pipe == 0) ? PIPEASRC : PIPEBSRC;
+ int refclk;
+ intel_clock_t clock;
+ u32 dpll = 0, fp = 0, dspcntr, pipeconf;
+ bool ok, is_sdvo = false, is_dvo = false;
+ bool is_crt = false, is_lvds = false, is_tv = false;
+ struct drm_mode_config *mode_config = &dev->mode_config;
+ struct drm_output *output;
+
+ list_for_each_entry(output, &mode_config->output_list, head) {
+ struct intel_output *intel_output = output->driver_private;
+
+ if (output->crtc != crtc)
+ continue;
+
+ switch (intel_output->type) {
+ case INTEL_OUTPUT_LVDS:
+ is_lvds = TRUE;
+ break;
+ case INTEL_OUTPUT_SDVO:
+ is_sdvo = TRUE;
+ break;
+ case INTEL_OUTPUT_DVO:
+ is_dvo = TRUE;
+ break;
+ case INTEL_OUTPUT_TVOUT:
+ is_tv = TRUE;
+ break;
+ case INTEL_OUTPUT_ANALOG:
+ is_crt = TRUE;
+ break;
+ }
+ }
+
+ if (IS_I9XX(dev)) {
+ refclk = 96000;
+ } else {
+ refclk = 48000;
+ }
+
+ ok = intel_find_best_PLL(crtc, adjusted_mode->clock, refclk, &clock);
+ if (!ok) {
+ DRM_ERROR("Couldn't find PLL settings for mode!\n");
+ return;
+ }
+
+ fp = clock.n << 16 | clock.m1 << 8 | clock.m2;
+
+ dpll = DPLL_VGA_MODE_DIS;
+ if (IS_I9XX(dev)) {
+ if (is_lvds)
+ dpll |= DPLLB_MODE_LVDS;
+ else
+ dpll |= DPLLB_MODE_DAC_SERIAL;
+ if (is_sdvo) {
+ dpll |= DPLL_DVO_HIGH_SPEED;
+ if (IS_I945G(dev) || IS_I945GM(dev)) {
+ int sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
+ dpll |= (sdvo_pixel_multiply - 1) << SDVO_MULTIPLIER_SHIFT_HIRES;
+ }
+ }
+
+ /* compute bitmask from p1 value */
+ dpll |= (1 << (clock.p1 - 1)) << 16;
+ switch (clock.p2) {
+ case 5:
+ dpll |= DPLL_DAC_SERIAL_P2_CLOCK_DIV_5;
+ break;
+ case 7:
+ dpll |= DPLLB_LVDS_P2_CLOCK_DIV_7;
+ break;
+ case 10:
+ dpll |= DPLL_DAC_SERIAL_P2_CLOCK_DIV_10;
+ break;
+ case 14:
+ dpll |= DPLLB_LVDS_P2_CLOCK_DIV_14;
+ break;
+ }
+ if (IS_I965G(dev))
+ dpll |= (6 << PLL_LOAD_PULSE_PHASE_SHIFT);
+ } else {
+ if (is_lvds) {
+ dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT;
+ } else {
+ if (clock.p1 == 2)
+ dpll |= PLL_P1_DIVIDE_BY_TWO;
+ else
+ dpll |= (clock.p1 - 2) << DPLL_FPA01_P1_POST_DIV_SHIFT;
+ if (clock.p2 == 4)
+ dpll |= PLL_P2_DIVIDE_BY_4;
+ }
+ }
+
+ if (is_tv) {
+ /* XXX: just matching BIOS for now */
+/* dpll |= PLL_REF_INPUT_TVCLKINBC; */
+ dpll |= 3;
+ }
+#if 0
+ else if (is_lvds)
+ dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
+#endif
+ else
+ dpll |= PLL_REF_INPUT_DREFCLK;
+
+ /* setup pipeconf */
+ pipeconf = I915_READ(pipeconf_reg);
+
+ /* Set up the display plane register */
+ dspcntr = DISPPLANE_GAMMA_ENABLE;
+
+ switch (crtc->fb->bits_per_pixel) {
+ case 8:
+ dspcntr |= DISPPLANE_8BPP;
+ break;
+ case 16:
+ if (crtc->fb->depth == 15)
+ dspcntr |= DISPPLANE_15_16BPP;
+ else
+ dspcntr |= DISPPLANE_16BPP;
+ break;
+ case 32:
+ dspcntr |= DISPPLANE_32BPP_NO_ALPHA;
+ break;
+ default:
+ DRM_ERROR("Unknown color depth\n");
+ return;
+ }
+
+
+ if (pipe == 0)
+ dspcntr |= DISPPLANE_SEL_PIPE_A;
+ else
+ dspcntr |= DISPPLANE_SEL_PIPE_B;
+
+ if (pipe == 0 && !IS_I965G(dev)) {
+ /* Enable pixel doubling when the dot clock is > 90% of the (display)
+ * core speed.
+ *
+ * XXX: No double-wide on 915GM pipe B. Is that the only reason for the
+ * pipe == 0 check?
+ */
+ if (mode->clock > intel_get_core_clock_speed(dev) * 9 / 10)
+ pipeconf |= PIPEACONF_DOUBLE_WIDE;
+ else
+ pipeconf &= ~PIPEACONF_DOUBLE_WIDE;
+ }
+
+ dspcntr |= DISPLAY_PLANE_ENABLE;
+ pipeconf |= PIPEACONF_ENABLE;
+ dpll |= DPLL_VCO_ENABLE;
+
+
+ /* Disable the panel fitter if it was on our pipe */
+ if (intel_panel_fitter_pipe(dev) == pipe)
+ I915_WRITE(PFIT_CONTROL, 0);
+
+ DRM_DEBUG("Mode for pipe %c:\n", pipe == 0 ? 'A' : 'B');
+ drm_mode_debug_printmodeline(dev, mode);
+
+#if 0
+ if (!xf86ModesEqual(mode, adjusted_mode)) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Adjusted mode for pipe %c:\n", pipe == 0 ? 'A' : 'B');
+ xf86PrintModeline(pScrn->scrnIndex, mode);
+ }
+ i830PrintPll("chosen", &clock);
+#endif
+
+ if (dpll & DPLL_VCO_ENABLE) {
+ I915_WRITE(fp_reg, fp);
+ I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
+ I915_READ(dpll_reg);
+ udelay(150);
+ }
+
+ /* The LVDS pin pair needs to be on before the DPLLs are enabled.
+ * This is an exception to the general rule that mode_set doesn't turn
+ * things on.
+ */
+ if (is_lvds) {
+ u32 lvds = I915_READ(LVDS);
+
+ lvds |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP | LVDS_PIPEB_SELECT;
+ /* Set the B0-B3 data pairs corresponding to whether we're going to
+ * set the DPLLs for dual-channel mode or not.
+ */
+ if (clock.p2 == 7)
+ lvds |= LVDS_B0B3_POWER_UP | LVDS_CLKB_POWER_UP;
+ else
+ lvds &= ~(LVDS_B0B3_POWER_UP | LVDS_CLKB_POWER_UP);
+
+ /* It would be nice to set 24 vs 18-bit mode (LVDS_A3_POWER_UP)
+ * appropriately here, but we need to look more thoroughly into how
+ * panels behave in the two modes.
+ */
+
+ I915_WRITE(LVDS, lvds);
+ I915_READ(LVDS);
+ }
+
+ I915_WRITE(fp_reg, fp);
+ I915_WRITE(dpll_reg, dpll);
+ I915_READ(dpll_reg);
+ /* Wait for the clocks to stabilize. */
+ udelay(150);
+
+ if (IS_I965G(dev)) {
+ int sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
+ I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
+ ((sdvo_pixel_multiply - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT));
+ } else {
+ /* write it again -- the BIOS does, after all */
+ I915_WRITE(dpll_reg, dpll);
+ }
+ I915_READ(dpll_reg);
+ /* Wait for the clocks to stabilize. */
+ udelay(150);
+
+ I915_WRITE(htot_reg, (adjusted_mode->crtc_hdisplay - 1) |
+ ((adjusted_mode->crtc_htotal - 1) << 16));
+ I915_WRITE(hblank_reg, (adjusted_mode->crtc_hblank_start - 1) |
+ ((adjusted_mode->crtc_hblank_end - 1) << 16));
+ I915_WRITE(hsync_reg, (adjusted_mode->crtc_hsync_start - 1) |
+ ((adjusted_mode->crtc_hsync_end - 1) << 16));
+ I915_WRITE(vtot_reg, (adjusted_mode->crtc_vdisplay - 1) |
+ ((adjusted_mode->crtc_vtotal - 1) << 16));
+ I915_WRITE(vblank_reg, (adjusted_mode->crtc_vblank_start - 1) |
+ ((adjusted_mode->crtc_vblank_end - 1) << 16));
+ I915_WRITE(vsync_reg, (adjusted_mode->crtc_vsync_start - 1) |
+ ((adjusted_mode->crtc_vsync_end - 1) << 16));
+ I915_WRITE(dspstride_reg, crtc->fb->pitch);
+ /* pipesrc and dspsize control the size that is scaled from, which should
+ * always be the user's requested size.
+ */
+ I915_WRITE(dspsize_reg, ((mode->vdisplay - 1) << 16) | (mode->hdisplay - 1));
+ I915_WRITE(dsppos_reg, 0);
+ I915_WRITE(pipesrc_reg, ((mode->hdisplay - 1) << 16) | (mode->vdisplay - 1));
+ I915_WRITE(pipeconf_reg, pipeconf);
+ I915_READ(pipeconf_reg);
+
+ intel_wait_for_vblank(dev);
+
+ I915_WRITE(dspcntr_reg, dspcntr);
+
+ /* Flush the plane changes */
+ intel_pipe_set_base(crtc, x, y);
+
+ intel_set_vblank(dev);
+
+ intel_wait_for_vblank(dev);
+}
+
+/** Loads the palette/gamma unit for the CRTC with the prepared values */
+void intel_crtc_load_lut(struct drm_crtc *crtc)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ int palreg = (intel_crtc->pipe == 0) ? PALETTE_A : PALETTE_B;
+ int i;
+
+ /* The clocks have to be on to load the palette. */
+ if (!crtc->enabled)
+ return;
+
+ for (i = 0; i < 256; i++) {
+ I915_WRITE(palreg + 4 * i,
+ (intel_crtc->lut_r[i] << 16) |
+ (intel_crtc->lut_g[i] << 8) |
+ intel_crtc->lut_b[i]);
+ }
+}
+
+/** Sets the color ramps on behalf of RandR */
+static void intel_crtc_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
+ u16 blue, int regno)
+{
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+
+ intel_crtc->lut_r[regno] = red >> 8;
+ intel_crtc->lut_g[regno] = green >> 8;
+ intel_crtc->lut_b[regno] = blue >> 8;
+}
+
+/* Returns the clock of the currently programmed mode of the given pipe. */
+static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ int pipe = intel_crtc->pipe;
+ u32 dpll = I915_READ((pipe == 0) ? DPLL_A : DPLL_B);
+ u32 fp;
+ intel_clock_t clock;
+
+ if ((dpll & DISPLAY_RATE_SELECT_FPA1) == 0)
+ fp = I915_READ((pipe == 0) ? FPA0 : FPB0);
+ else
+ fp = I915_READ((pipe == 0) ? FPA1 : FPB1);
+
+ clock.m1 = (fp & FP_M1_DIV_MASK) >> FP_M1_DIV_SHIFT;
+ clock.m2 = (fp & FP_M2_DIV_MASK) >> FP_M2_DIV_SHIFT;
+ clock.n = (fp & FP_N_DIV_MASK) >> FP_N_DIV_SHIFT;
+ if (IS_I9XX(dev)) {
+ clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK) >>
+ DPLL_FPA01_P1_POST_DIV_SHIFT);
+
+ switch (dpll & DPLL_MODE_MASK) {
+ case DPLLB_MODE_DAC_SERIAL:
+ clock.p2 = dpll & DPLL_DAC_SERIAL_P2_CLOCK_DIV_5 ?
+ 5 : 10;
+ break;
+ case DPLLB_MODE_LVDS:
+ clock.p2 = dpll & DPLLB_LVDS_P2_CLOCK_DIV_7 ?
+ 7 : 14;
+ break;
+ default:
+ DRM_DEBUG("Unknown DPLL mode %08x in programmed "
+ "mode\n", (int)(dpll & DPLL_MODE_MASK));
+ return 0;
+ }
+
+ /* XXX: Handle the 100Mhz refclk */
+ i9xx_clock(96000, &clock);
+ } else {
+ bool is_lvds = (pipe == 1) && (I915_READ(LVDS) & LVDS_PORT_EN);
+
+ if (is_lvds) {
+ clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS) >>
+ DPLL_FPA01_P1_POST_DIV_SHIFT);
+ clock.p2 = 14;
+
+ if ((dpll & PLL_REF_INPUT_MASK) ==
+ PLLB_REF_INPUT_SPREADSPECTRUMIN) {
+ /* XXX: might not be 66MHz */
+ i8xx_clock(66000, &clock);
+ } else
+ i8xx_clock(48000, &clock);
+ } else {
+ if (dpll & PLL_P1_DIVIDE_BY_TWO)
+ clock.p1 = 2;
+ else {
+ clock.p1 = ((dpll & DPLL_FPA01_P1_POST_DIV_MASK_I830) >>
+ DPLL_FPA01_P1_POST_DIV_SHIFT) + 2;
+ }
+ if (dpll & PLL_P2_DIVIDE_BY_4)
+ clock.p2 = 4;
+ else
+ clock.p2 = 2;
+
+ i8xx_clock(48000, &clock);
+ }
+ }
+
+ /* XXX: It would be nice to validate the clocks, but we can't reuse
+ * i830PllIsValid() because it relies on the xf86_config output
+ * configuration being accurate, which it isn't necessarily.
+ */
+
+ return clock.dot;
+}
+
+/** Returns the currently programmed mode of the given pipe. */
+struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
+ struct drm_crtc *crtc)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ int pipe = intel_crtc->pipe;
+ struct drm_display_mode *mode;
+ int htot = I915_READ((pipe == 0) ? HTOTAL_A : HTOTAL_B);
+ int hsync = I915_READ((pipe == 0) ? HSYNC_A : HSYNC_B);
+ int vtot = I915_READ((pipe == 0) ? VTOTAL_A : VTOTAL_B);
+ int vsync = I915_READ((pipe == 0) ? VSYNC_A : VSYNC_B);
+
+ mode = kzalloc(sizeof(*mode), GFP_KERNEL);
+ if (!mode)
+ return NULL;
+
+ mode->clock = intel_crtc_clock_get(dev, crtc);
+ mode->hdisplay = (htot & 0xffff) + 1;
+ mode->htotal = ((htot & 0xffff0000) >> 16) + 1;
+ mode->hsync_start = (hsync & 0xffff) + 1;
+ mode->hsync_end = ((hsync & 0xffff0000) >> 16) + 1;
+ mode->vdisplay = (vtot & 0xffff) + 1;
+ mode->vtotal = ((vtot & 0xffff0000) >> 16) + 1;
+ mode->vsync_start = (vsync & 0xffff) + 1;
+ mode->vsync_end = ((vsync & 0xffff0000) >> 16) + 1;
+
+ drm_mode_set_name(mode);
+ drm_mode_set_crtcinfo(mode, 0);
+
+ return mode;
+}
+
+static const struct drm_crtc_funcs intel_crtc_funcs = {
+ .dpms = intel_crtc_dpms,
+ .lock = intel_crtc_lock,
+ .unlock = intel_crtc_unlock,
+ .mode_fixup = intel_crtc_mode_fixup,
+ .mode_set = intel_crtc_mode_set,
+ .mode_set_base = intel_pipe_set_base,
+ .gamma_set = intel_crtc_gamma_set,
+ .prepare = intel_crtc_prepare,
+ .commit = intel_crtc_commit,
+};
+
+
+void intel_crtc_init(struct drm_device *dev, int pipe)
+{
+ struct drm_crtc *crtc;
+ struct intel_crtc *intel_crtc;
+ int i;
+
+ crtc = drm_crtc_create(dev, &intel_crtc_funcs);
+ if (crtc == NULL)
+ return;
+
+ intel_crtc = kzalloc(sizeof(struct intel_crtc), GFP_KERNEL);
+ if (intel_crtc == NULL) {
+ kfree(crtc);
+ return;
+ }
+
+ intel_crtc->pipe = pipe;
+ for (i = 0; i < 256; i++) {
+ intel_crtc->lut_r[i] = i;
+ intel_crtc->lut_g[i] = i;
+ intel_crtc->lut_b[i] = i;
+ }
+
+ crtc->driver_private = intel_crtc;
+}
+
+struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe)
+{
+ struct drm_crtc *crtc = NULL;
+
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ if (intel_crtc->pipe == pipe)
+ break;
+ }
+ return crtc;
+}
+
+int intel_output_clones(struct drm_device *dev, int type_mask)
+{
+ int index_mask = 0;
+ struct drm_output *output;
+ int entry = 0;
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ struct intel_output *intel_output = output->driver_private;
+ if (type_mask & (1 << intel_output->type))
+ index_mask |= (1 << entry);
+ entry++;
+ }
+ return index_mask;
+}
+
+
+static void intel_setup_outputs(struct drm_device *dev)
+{
+ struct drm_output *output;
+
+ intel_crt_init(dev);
+
+ /* Set up integrated LVDS */
+ if (IS_MOBILE(dev) && !IS_I830(dev))
+ intel_lvds_init(dev);
+
+ if (IS_I9XX(dev)) {
+ intel_sdvo_init(dev, SDVOB);
+ intel_sdvo_init(dev, SDVOC);
+ }
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ struct intel_output *intel_output = output->driver_private;
+ int crtc_mask = 0, clone_mask = 0;
+
+ /* valid crtcs */
+ switch(intel_output->type) {
+ case INTEL_OUTPUT_DVO:
+ case INTEL_OUTPUT_SDVO:
+ crtc_mask = ((1 << 0)|
+ (1 << 1));
+ clone_mask = ((1 << INTEL_OUTPUT_ANALOG) |
+ (1 << INTEL_OUTPUT_DVO) |
+ (1 << INTEL_OUTPUT_SDVO));
+ break;
+ case INTEL_OUTPUT_ANALOG:
+ crtc_mask = ((1 << 0)|
+ (1 << 1));
+ clone_mask = ((1 << INTEL_OUTPUT_ANALOG) |
+ (1 << INTEL_OUTPUT_DVO) |
+ (1 << INTEL_OUTPUT_SDVO));
+ break;
+ case INTEL_OUTPUT_LVDS:
+ crtc_mask = (1 << 1);
+ clone_mask = (1 << INTEL_OUTPUT_LVDS);
+ break;
+ case INTEL_OUTPUT_TVOUT:
+ crtc_mask = ((1 << 0) |
+ (1 << 1));
+ clone_mask = (1 << INTEL_OUTPUT_TVOUT);
+ break;
+ }
+ output->possible_crtcs = crtc_mask;
+ output->possible_clones = intel_output_clones(dev, clone_mask);
+ }
+}
+
+void intel_modeset_init(struct drm_device *dev)
+{
+ int num_pipe;
+ int i;
+
+ drm_mode_config_init(dev);
+
+ dev->mode_config.min_width = 0;
+ dev->mode_config.min_height = 0;
+
+ dev->mode_config.max_width = 4096;
+ dev->mode_config.max_height = 4096;
+
+ /* set memory base */
+ if (IS_I9XX(dev))
+ dev->mode_config.fb_base = pci_resource_start(dev->pdev, 2);
+ else
+ dev->mode_config.fb_base = pci_resource_start(dev->pdev, 0);
+
+ if (IS_MOBILE(dev) || IS_I9XX(dev))
+ num_pipe = 2;
+ else
+ num_pipe = 1;
+ DRM_DEBUG("%d display pipe%s available.\n",
+ num_pipe, num_pipe > 1 ? "s" : "");
+
+ for (i = 0; i < num_pipe; i++) {
+ intel_crtc_init(dev, i);
+ }
+
+ intel_setup_outputs(dev);
+
+ //drm_initial_config(dev, false);
+}
+
+void intel_modeset_cleanup(struct drm_device *dev)
+{
+ drm_mode_config_cleanup(dev);
+}
diff --git a/linux-core/intel_drv.h b/linux-core/intel_drv.h
new file mode 100644
index 00000000..06335b18
--- /dev/null
+++ b/linux-core/intel_drv.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
+ * Copyright (c) 2007 Intel Corporation
+ * Jesse Barnes <jesse.barnes@intel.com>
+ */
+#ifndef __INTEL_DRV_H__
+#define __INTEL_DRV_H__
+
+#include <linux/i2c.h>
+#include <linux/i2c-id.h>
+#include <linux/i2c-algo-bit.h>
+#include "drm_crtc.h"
+
+/*
+ * Display related stuff
+ */
+
+/* store information about an Ixxx DVO */
+/* The i830->i865 use multiple DVOs with multiple i2cs */
+/* the i915, i945 have a single sDVO i2c bus - which is different */
+#define MAX_OUTPUTS 6
+
+#define INTEL_I2C_BUS_DVO 1
+#define INTEL_I2C_BUS_SDVO 2
+
+/* these are outputs from the chip - integrated only
+ external chips are via DVO or SDVO output */
+#define INTEL_OUTPUT_UNUSED 0
+#define INTEL_OUTPUT_ANALOG 1
+#define INTEL_OUTPUT_DVO 2
+#define INTEL_OUTPUT_SDVO 3
+#define INTEL_OUTPUT_LVDS 4
+#define INTEL_OUTPUT_TVOUT 5
+
+#define INTEL_DVO_CHIP_NONE 0
+#define INTEL_DVO_CHIP_LVDS 1
+#define INTEL_DVO_CHIP_TMDS 2
+#define INTEL_DVO_CHIP_TVOUT 4
+
+struct intel_i2c_chan {
+ struct drm_device *drm_dev; /* for getting at dev. private (mmio etc.) */
+ u32 reg; /* GPIO reg */
+ struct i2c_adapter adapter;
+ struct i2c_algo_bit_data algo;
+ u8 slave_addr;
+};
+
+struct intel_output {
+ int type;
+ struct intel_i2c_chan *i2c_bus; /* for control functions */
+ struct intel_i2c_chan *ddc_bus; /* for DDC only stuff */
+ bool load_detect_tmp;
+ void *dev_priv;
+};
+
+struct intel_crtc {
+ int pipe;
+ u8 lut_r[256], lut_g[256], lut_b[256];
+};
+
+struct intel_i2c_chan *intel_i2c_create(struct drm_device *dev, const u32 reg,
+ const char *name);
+void intel_i2c_destroy(struct intel_i2c_chan *chan);
+int intel_ddc_get_modes(struct drm_output *output);
+extern bool intel_ddc_probe(struct drm_output *output);
+
+extern void intel_crt_init(struct drm_device *dev);
+extern void intel_sdvo_init(struct drm_device *dev, int output_device);
+extern void intel_lvds_init(struct drm_device *dev);
+
+extern void intel_crtc_load_lut(struct drm_crtc *crtc);
+extern void intel_output_prepare (struct drm_output *output);
+extern void intel_output_commit (struct drm_output *output);
+extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
+ struct drm_crtc *crtc);
+extern void intel_wait_for_vblank(struct drm_device *dev);
+extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
+
+extern struct drm_output* intel_sdvo_find(struct drm_device *dev, int sdvoB);
+extern int intel_sdvo_supports_hotplug(struct drm_output *output);
+extern void intel_sdvo_set_hotplug(struct drm_output *output, int enable);
+
+extern int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc);
+extern int intelfb_remove(struct drm_device *dev, struct drm_crtc *crtc);
+extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc);
+
+#endif /* __INTEL_DRV_H__ */
diff --git a/linux-core/intel_fb.c b/linux-core/intel_fb.c
new file mode 100644
index 00000000..b67c0fcc
--- /dev/null
+++ b/linux-core/intel_fb.c
@@ -0,0 +1,732 @@
+/*
+ * Copyright © 2007 David Airlie
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * David Airlie
+ */
+ /*
+ * Modularization
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/mm.h>
+#include <linux/tty.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+
+#include "drmP.h"
+#include "drm.h"
+#include "drm_crtc.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+
+struct intelfb_par {
+ struct drm_device *dev;
+ struct drm_crtc *crtc;
+ struct drm_display_mode *fb_mode;
+};
+
+static int
+var_to_refresh(const struct fb_var_screeninfo *var)
+{
+ int xtot = var->xres + var->left_margin + var->right_margin +
+ var->hsync_len;
+ int ytot = var->yres + var->upper_margin + var->lower_margin +
+ var->vsync_len;
+
+ return (1000000000 / var->pixclock * 1000 + 500) / xtot / ytot;
+}
+
+static int intelfb_setcolreg(unsigned regno, unsigned red, unsigned green,
+ unsigned blue, unsigned transp,
+ struct fb_info *info)
+{
+ struct intelfb_par *par = info->par;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_crtc *crtc = par->crtc;
+
+ if (regno > 255)
+ return 1;
+
+ if (fb->depth == 8) {
+ if (crtc->funcs->gamma_set)
+ crtc->funcs->gamma_set(crtc, red, green, blue, regno);
+ return 0;
+ }
+
+ if (regno < 16) {
+ switch (fb->depth) {
+ case 15:
+ fb->pseudo_palette[regno] = ((red & 0xf800) >> 1) |
+ ((green & 0xf800) >> 6) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 16:
+ fb->pseudo_palette[regno] = (red & 0xf800) |
+ ((green & 0xfc00) >> 5) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 24:
+ case 32:
+ fb->pseudo_palette[regno] = ((red & 0xff00) << 8) |
+ (green & 0xff00) |
+ ((blue & 0xff00) >> 8);
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int intelfb_check_var(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ struct intelfb_par *par = info->par;
+ struct drm_device *dev = par->dev;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_output *output;
+ int depth, found = 0;
+
+ if (!var->pixclock)
+ return -EINVAL;
+
+ /* Need to resize the fb object !!! */
+ if (var->xres > fb->width || var->yres > fb->height) {
+ DRM_ERROR("Requested width/height is greater than current fb object %dx%d > %dx%d\n",var->xres,var->yres,fb->width,fb->height);
+ DRM_ERROR("Need resizing code.\n");
+ return -EINVAL;
+ }
+
+ switch (var->bits_per_pixel) {
+ case 16:
+ depth = (var->green.length == 6) ? 16 : 15;
+ break;
+ case 32:
+ depth = (var->transp.length > 0) ? 32 : 24;
+ break;
+ default:
+ depth = var->bits_per_pixel;
+ break;
+ }
+
+ switch (depth) {
+ case 8:
+ var->red.offset = 0;
+ var->green.offset = 0;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ break;
+ case 15:
+ var->red.offset = 10;
+ var->green.offset = 5;
+ var->blue.offset = 0;
+ var->red.length = 5;
+ var->green.length = 5;
+ var->blue.length = 5;
+ var->transp.length = 1;
+ var->transp.offset = 15;
+ break;
+ case 16:
+ var->red.offset = 11;
+ var->green.offset = 6;
+ var->blue.offset = 0;
+ var->red.length = 5;
+ var->green.length = 6;
+ var->blue.length = 5;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ break;
+ case 24:
+ var->red.offset = 16;
+ var->green.offset = 8;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ break;
+ case 32:
+ var->red.offset = 16;
+ var->green.offset = 8;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 8;
+ var->transp.offset = 24;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+#if 0
+ /* Here we walk the output mode list and look for modes. If we haven't
+ * got it, then bail. Not very nice, so this is disabled.
+ * In the set_par code, we create our mode based on the incoming
+ * parameters. Nicer, but may not be desired by some.
+ */
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (output->crtc == par->crtc)
+ break;
+ }
+
+ list_for_each_entry(drm_mode, &output->modes, head) {
+ if (drm_mode->hdisplay == var->xres &&
+ drm_mode->vdisplay == var->yres &&
+ (((PICOS2KHZ(var->pixclock))/1000) >= ((drm_mode->clock/1000)-1)) &&
+ (((PICOS2KHZ(var->pixclock))/1000) <= ((drm_mode->clock/1000)+1))) {
+ found = 1;
+ break;
+ }
+ }
+
+ if (!found)
+ return -EINVAL;
+#endif
+
+ return 0;
+}
+
+bool i915_drmfb_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2, unsigned int pixclock)
+{
+
+ if (mode1->hdisplay == mode2->hdisplay &&
+ mode1->hsync_start == mode2->hsync_start &&
+ mode1->hsync_end == mode2->hsync_end &&
+ mode1->htotal == mode2->htotal &&
+ mode1->hskew == mode2->hskew &&
+ mode1->vdisplay == mode2->vdisplay &&
+ mode1->vsync_start == mode2->vsync_start &&
+ mode1->vsync_end == mode2->vsync_end &&
+ mode1->vtotal == mode2->vtotal &&
+ mode1->vscan == mode2->vscan &&
+ mode1->flags == mode2->flags)
+ {
+ if (mode1->clock == mode2->clock)
+ return true;
+
+ if (KHZ2PICOS(mode2->clock) == pixclock)
+ return true;
+ return false;
+ }
+
+ return false;
+}
+
+/* this will let fbcon do the mode init */
+/* FIXME: take mode config lock? */
+static int intelfb_set_par(struct fb_info *info)
+{
+ struct intelfb_par *par = info->par;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_device *dev = par->dev;
+ struct drm_display_mode *drm_mode, *search_mode;
+ struct drm_output *output;
+ struct fb_var_screeninfo *var = &info->var;
+ int found = 0;
+
+ switch (var->bits_per_pixel) {
+ case 16:
+ fb->depth = (var->green.length == 6) ? 16 : 15;
+ break;
+ case 32:
+ fb->depth = (var->transp.length > 0) ? 32 : 24;
+ break;
+ default:
+ fb->depth = var->bits_per_pixel;
+ break;
+ }
+
+ fb->bits_per_pixel = var->bits_per_pixel;
+
+ info->fix.line_length = fb->pitch;
+ info->fix.smem_len = info->fix.line_length * fb->height;
+ info->fix.visual = (fb->depth == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
+
+ info->screen_size = info->fix.smem_len; /* ??? */
+
+ /* create a drm mode */
+ drm_mode = drm_mode_create(dev);
+ drm_mode->hdisplay = var->xres;
+ drm_mode->hsync_start = drm_mode->hdisplay + var->right_margin;
+ drm_mode->hsync_end = drm_mode->hsync_start + var->hsync_len;
+ drm_mode->htotal = drm_mode->hsync_end + var->left_margin;
+ drm_mode->vdisplay = var->yres;
+ drm_mode->vsync_start = drm_mode->vdisplay + var->lower_margin;
+ drm_mode->vsync_end = drm_mode->vsync_start + var->vsync_len;
+ drm_mode->vtotal = drm_mode->vsync_end + var->upper_margin;
+ drm_mode->clock = PICOS2KHZ(var->pixclock);
+ drm_mode->vrefresh = drm_mode_vrefresh(drm_mode);
+ drm_mode->flags = 0;
+ drm_mode->flags |= var->sync & FB_SYNC_HOR_HIGH_ACT ? V_PHSYNC : V_NHSYNC;
+ drm_mode->flags |= var->sync & FB_SYNC_VERT_HIGH_ACT ? V_PVSYNC : V_NVSYNC;
+
+ drm_mode_set_name(drm_mode);
+ drm_mode_set_crtcinfo(drm_mode, CRTC_INTERLACE_HALVE_V);
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (output->crtc == par->crtc)
+ break;
+ }
+
+ drm_mode_debug_printmodeline(dev, drm_mode);
+ list_for_each_entry(search_mode, &output->modes, head) {
+ drm_mode_debug_printmodeline(dev, search_mode);
+ if (i915_drmfb_mode_equal(drm_mode, search_mode, var->pixclock)) {
+ drm_mode_destroy(dev, drm_mode);
+ drm_mode = search_mode;
+ found = 1;
+ break;
+ }
+ }
+
+ if (!found) {
+ if (par->fb_mode) {
+ drm_mode_detachmode_crtc(dev, par->fb_mode);
+ }
+
+ par->fb_mode = drm_mode;
+ drm_mode_debug_printmodeline(dev, drm_mode);
+ /* attach mode */
+ drm_mode_attachmode_crtc(dev, par->crtc, par->fb_mode);
+ }
+
+ if (par->crtc->enabled) {
+ if (!drm_mode_equal(&par->crtc->mode, drm_mode))
+ if (!drm_crtc_set_mode(par->crtc, drm_mode, 0, 0))
+ return -EINVAL;
+ }
+ return 0;
+}
+
+#if 0
+static void intelfb_copyarea(struct fb_info *info,
+ const struct fb_copyarea *region)
+{
+ struct intelfb_par *par = info->par;
+ struct drm_device *dev = par->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 src_x1, src_y1, dst_x1, dst_y1, dst_x2, dst_y2, offset;
+ u32 cmd, rop_depth_pitch, src_pitch;
+ RING_LOCALS;
+
+ cmd = XY_SRC_COPY_BLT_CMD;
+ src_x1 = region->sx;
+ src_y1 = region->sy;
+ dst_x1 = region->dx;
+ dst_y1 = region->dy;
+ dst_x2 = region->dx + region->width;
+ dst_y2 = region->dy + region->height;
+ offset = par->fb->offset;
+ rop_depth_pitch = BLT_ROP_GXCOPY | par->fb->pitch;
+ src_pitch = par->fb->pitch;
+
+ switch (par->fb->bits_per_pixel) {
+ case 16:
+ rop_depth_pitch |= BLT_DEPTH_16_565;
+ break;
+ case 32:
+ rop_depth_pitch |= BLT_DEPTH_32;
+ cmd |= XY_SRC_COPY_BLT_WRITE_ALPHA | XY_SRC_COPY_BLT_WRITE_RGB;
+ break;
+ }
+
+ BEGIN_LP_RING(8);
+ OUT_RING(cmd);
+ OUT_RING(rop_depth_pitch);
+ OUT_RING((dst_y1 << 16) | (dst_x1 & 0xffff));
+ OUT_RING((dst_y2 << 16) | (dst_x2 & 0xffff));
+ OUT_RING(offset);
+ OUT_RING((src_y1 << 16) | (src_x1 & 0xffff));
+ OUT_RING(src_pitch);
+ OUT_RING(offset);
+ ADVANCE_LP_RING();
+}
+
+#define ROUND_UP_TO(x, y) (((x) + (y) - 1) / (y) * (y))
+#define ROUND_DOWN_TO(x, y) ((x) / (y) * (y))
+
+void intelfb_imageblit(struct fb_info *info, const struct fb_image *image)
+{
+ struct intelfb_par *par = info->par;
+ struct drm_device *dev = par->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 cmd, rop_pitch_depth, tmp;
+ int nbytes, ndwords, pad;
+ u32 dst_x1, dst_y1, dst_x2, dst_y2, offset, bg, fg;
+ int dat, ix, iy, iw;
+ int i, j;
+ RING_LOCALS;
+
+ /* size in bytes of a padded scanline */
+ nbytes = ROUND_UP_TO(image->width, 16) / 8;
+
+ /* Total bytes of padded scanline data to write out. */
+ nbytes *= image->height;
+
+ /*
+ * Check if the glyph data exceeds the immediate mode limit.
+ * It would take a large font (1K pixels) to hit this limit.
+ */
+ if (nbytes > 128 || image->depth != 1)
+ return cfb_imageblit(info, image);
+
+ /* Src data is packaged a dword (32-bit) at a time. */
+ ndwords = ROUND_UP_TO(nbytes, 4) / 4;
+
+ /*
+ * Ring has to be padded to a quad word. But because the command starts
+ with 7 bytes, pad only if there is an even number of ndwords
+ */
+ pad = !(ndwords % 2);
+
+ DRM_DEBUG("imageblit %dx%dx%d to (%d,%d)\n", image->width,
+ image->height, image->depth, image->dx, image->dy);
+ DRM_DEBUG("nbytes: %d, ndwords: %d, pad: %d\n", nbytes, ndwords, pad);
+
+ tmp = (XY_MONO_SRC_COPY_IMM_BLT & 0xff) + ndwords;
+ cmd = (XY_MONO_SRC_COPY_IMM_BLT & ~0xff) | tmp;
+ offset = par->fb->offset;
+ dst_x1 = image->dx;
+ dst_y1 = image->dy;
+ dst_x2 = image->dx + image->width;
+ dst_y2 = image->dy + image->height;
+ rop_pitch_depth = BLT_ROP_GXCOPY | par->fb->pitch;
+
+ switch (par->fb->bits_per_pixel) {
+ case 8:
+ rop_pitch_depth |= BLT_DEPTH_8;
+ fg = image->fg_color;
+ bg = image->bg_color;
+ break;
+ case 16:
+ rop_pitch_depth |= BLT_DEPTH_16_565;
+ fg = par->fb->pseudo_palette[image->fg_color];
+ bg = par->fb->pseudo_palette[image->bg_color];
+ break;
+ case 32:
+ rop_pitch_depth |= BLT_DEPTH_32;
+ cmd |= XY_SRC_COPY_BLT_WRITE_ALPHA | XY_SRC_COPY_BLT_WRITE_RGB;
+ fg = par->fb->pseudo_palette[image->fg_color];
+ bg = par->fb->pseudo_palette[image->bg_color];
+ break;
+ default:
+ DRM_ERROR("unknown depth %d\n", par->fb->bits_per_pixel);
+ break;
+ }
+
+ BEGIN_LP_RING(8 + ndwords);
+ OUT_RING(cmd);
+ OUT_RING(rop_pitch_depth);
+ OUT_RING((dst_y1 << 16) | (dst_x1 & 0xffff));
+ OUT_RING((dst_y2 << 16) | (dst_x2 & 0xffff));
+ OUT_RING(offset);
+ OUT_RING(bg);
+ OUT_RING(fg);
+ ix = iy = 0;
+ iw = ROUND_UP_TO(image->width, 8) / 8;
+ while (ndwords--) {
+ dat = 0;
+ for (j = 0; j < 2; ++j) {
+ for (i = 0; i < 2; ++i) {
+ if (ix != iw || i == 0)
+ dat |= image->data[iy*iw + ix++] << (i+j*2)*8;
+ }
+ if (ix == iw && iy != (image->height - 1)) {
+ ix = 0;
+ ++iy;
+ }
+ }
+ OUT_RING(dat);
+ }
+ if (pad)
+ OUT_RING(MI_NOOP);
+ ADVANCE_LP_RING();
+}
+#endif
+
+static struct fb_ops intelfb_ops = {
+ .owner = THIS_MODULE,
+ // .fb_open = intelfb_open,
+ // .fb_read = intelfb_read,
+ // .fb_write = intelfb_write,
+ // .fb_release = intelfb_release,
+ // .fb_ioctl = intelfb_ioctl,
+ .fb_check_var = intelfb_check_var,
+ .fb_set_par = intelfb_set_par,
+ .fb_setcolreg = intelfb_setcolreg,
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea, //intelfb_copyarea,
+ .fb_imageblit = cfb_imageblit, //intelfb_imageblit,
+};
+
+/**
+ * Curretly it is assumed that the old framebuffer is reused.
+ *
+ * LOCKING
+ * caller should hold the mode config lock.
+ *
+ */
+int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct fb_info *info;
+ struct drm_framebuffer *fb;
+ struct drm_display_mode *mode = crtc->desired_mode;
+
+ fb = crtc->fb;
+ if (!fb)
+ return 1;
+
+ info = fb->fbdev;
+ if (!info)
+ return 1;
+
+ if (!mode)
+ return 1;
+
+ info->var.xres = mode->hdisplay;
+ info->var.right_margin = mode->hsync_start - mode->hdisplay;
+ info->var.hsync_len = mode->hsync_end - mode->hsync_start;
+ info->var.left_margin = mode->htotal - mode->hsync_end;
+ info->var.yres = mode->vdisplay;
+ info->var.lower_margin = mode->vsync_start - mode->vdisplay;
+ info->var.vsync_len = mode->vsync_end - mode->vsync_start;
+ info->var.upper_margin = mode->vtotal - mode->vsync_end;
+ info->var.pixclock = 10000000 / mode->htotal * 1000 / mode->vtotal * 100;
+ /* avoid overflow */
+ info->var.pixclock = info->var.pixclock * 1000 / mode->vrefresh;
+
+ return 0;
+}
+EXPORT_SYMBOL(intelfb_resize);
+
+int intelfb_probe(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct fb_info *info;
+ struct intelfb_par *par;
+ struct device *device = &dev->pdev->dev;
+ struct drm_framebuffer *fb;
+ struct drm_display_mode *mode = crtc->desired_mode;
+ struct drm_buffer_object *fbo = NULL;
+ int ret;
+
+ info = framebuffer_alloc(sizeof(struct intelfb_par), device);
+ if (!info){
+ return -EINVAL;
+ }
+
+ fb = drm_framebuffer_create(dev);
+ if (!fb) {
+ framebuffer_release(info);
+ DRM_ERROR("failed to allocate fb.\n");
+ return -EINVAL;
+ }
+ crtc->fb = fb;
+
+ /* To allow resizeing without swapping buffers */
+ fb->width = 2048;/* crtc->desired_mode->hdisplay; */
+ fb->height = 2048;/* crtc->desired_mode->vdisplay; */
+
+ fb->bits_per_pixel = 32;
+ fb->pitch = fb->width * ((fb->bits_per_pixel + 1) / 8);
+ fb->depth = 24;
+ ret = drm_buffer_object_create(dev, fb->width * fb->height * 4,
+ drm_bo_type_kernel,
+ DRM_BO_FLAG_READ |
+ DRM_BO_FLAG_WRITE |
+ DRM_BO_FLAG_MEM_TT |
+ DRM_BO_FLAG_MEM_VRAM |
+ DRM_BO_FLAG_NO_EVICT,
+ DRM_BO_HINT_DONT_FENCE, 0, 0,
+ &fbo);
+ if (ret || !fbo) {
+ printk(KERN_ERR "failed to allocate framebuffer\n");
+ drm_framebuffer_destroy(fb);
+ framebuffer_release(info);
+ return -EINVAL;
+ }
+
+ fb->offset = fbo->offset;
+ fb->bo = fbo;
+ printk("allocated %dx%d fb: 0x%08lx, bo %p\n", fb->width,
+ fb->height, fbo->offset, fbo);
+
+
+ fb->fbdev = info;
+
+ par = info->par;
+
+ par->dev = dev;
+ par->crtc = crtc;
+
+ info->fbops = &intelfb_ops;
+
+ strcpy(info->fix.id, "intelfb");
+ info->fix.type = FB_TYPE_PACKED_PIXELS;
+ info->fix.visual = FB_VISUAL_TRUECOLOR;
+ info->fix.type_aux = 0;
+ info->fix.xpanstep = 8;
+ info->fix.ypanstep = 1;
+ info->fix.ywrapstep = 0;
+ info->fix.accel = FB_ACCEL_I830;
+ info->fix.type_aux = 0;
+ info->fix.mmio_start = 0;
+ info->fix.mmio_len = 0;
+ info->fix.line_length = fb->pitch;
+ info->fix.smem_start = fb->offset + dev->mode_config.fb_base;
+ info->fix.smem_len = info->fix.line_length * fb->height;
+
+ info->flags = FBINFO_DEFAULT;
+
+ ret = drm_mem_reg_ioremap(dev, &fb->bo->mem, &fb->virtual_base);
+ if (ret)
+ DRM_ERROR("error mapping fb: %d\n", ret);
+
+ info->screen_base = fb->virtual_base;
+ info->screen_size = info->fix.smem_len; /* FIXME */
+ info->pseudo_palette = fb->pseudo_palette;
+ info->var.xres_virtual = fb->width;
+ info->var.yres_virtual = fb->height;
+ info->var.bits_per_pixel = fb->bits_per_pixel;
+ info->var.xoffset = 0;
+ info->var.yoffset = 0;
+ info->var.activate = FB_ACTIVATE_NOW;
+ info->var.height = -1;
+ info->var.width = -1;
+
+ info->var.xres = mode->hdisplay;
+ info->var.right_margin = mode->hsync_start - mode->hdisplay;
+ info->var.hsync_len = mode->hsync_end - mode->hsync_start;
+ info->var.left_margin = mode->htotal - mode->hsync_end;
+ info->var.yres = mode->vdisplay;
+ info->var.lower_margin = mode->vsync_start - mode->vdisplay;
+ info->var.vsync_len = mode->vsync_end - mode->vsync_start;
+ info->var.upper_margin = mode->vtotal - mode->vsync_end;
+ info->var.pixclock = KHZ2PICOS(mode->clock);
+
+ if (mode->flags & V_PHSYNC)
+ info->var.sync |= FB_SYNC_HOR_HIGH_ACT;
+
+ if (mode->flags & V_PVSYNC)
+ info->var.sync |= FB_SYNC_VERT_HIGH_ACT;
+
+ if (mode->flags & V_INTERLACE)
+ info->var.vmode = FB_VMODE_INTERLACED;
+ else if (mode->flags & V_DBLSCAN)
+ info->var.vmode = FB_VMODE_DOUBLE;
+ else
+ info->var.vmode = FB_VMODE_NONINTERLACED;
+
+ info->pixmap.size = 64*1024;
+ info->pixmap.buf_align = 8;
+ info->pixmap.access_align = 32;
+ info->pixmap.flags = FB_PIXMAP_SYSTEM;
+ info->pixmap.scan_align = 1;
+
+ DRM_DEBUG("fb depth is %d\n", fb->depth);
+ DRM_DEBUG(" pitch is %d\n", fb->pitch);
+ switch(fb->depth) {
+ case 8:
+ info->var.red.offset = 0;
+ info->var.green.offset = 0;
+ info->var.blue.offset = 0;
+ info->var.red.length = 8; /* 8bit DAC */
+ info->var.green.length = 8;
+ info->var.blue.length = 8;
+ info->var.transp.offset = 0;
+ info->var.transp.length = 0;
+ break;
+ case 15:
+ info->var.red.offset = 10;
+ info->var.green.offset = 5;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 5;
+ info->var.transp.offset = 15;
+ info->var.transp.length = 1;
+ break;
+ case 16:
+ info->var.red.offset = 11;
+ info->var.green.offset = 5;
+ info->var.blue.offset = 0;
+ info->var.red.length = 5;
+ info->var.green.length = 6;
+ info->var.blue.length = 5;
+ info->var.transp.offset = 0;
+ break;
+ case 24:
+ info->var.red.offset = 16;
+ info->var.green.offset = 8;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 8;
+ info->var.transp.offset = 0;
+ info->var.transp.length = 0;
+ break;
+ case 32:
+ info->var.red.offset = 16;
+ info->var.green.offset = 8;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 8;
+ info->var.transp.offset = 24;
+ info->var.transp.length = 8;
+ break;
+ default:
+ break;
+ }
+
+ if (register_framebuffer(info) < 0)
+ return -EINVAL;
+
+ printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node,
+ info->fix.id);
+ return 0;
+}
+EXPORT_SYMBOL(intelfb_probe);
+
+int intelfb_remove(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct drm_framebuffer *fb = crtc->fb;
+ struct fb_info *info = fb->fbdev;
+
+ if (info) {
+ unregister_framebuffer(info);
+ framebuffer_release(info);
+ drm_mem_reg_iounmap(dev, &fb->bo->mem, fb->virtual_base);
+ drm_bo_usage_deref_unlocked(&fb->bo);
+ drm_framebuffer_destroy(fb);
+ }
+ return 0;
+}
+EXPORT_SYMBOL(intelfb_remove);
+MODULE_LICENSE("GPL");
diff --git a/linux-core/intel_i2c.c b/linux-core/intel_i2c.c
new file mode 100644
index 00000000..efcbf656
--- /dev/null
+++ b/linux-core/intel_i2c.c
@@ -0,0 +1,190 @@
+/*
+ * Copyright © 2006-2007 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ */
+/*
+ * Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
+ * Jesse Barnes <jesse.barnes@intel.com>
+ */
+
+#include <linux/i2c.h>
+#include <linux/i2c-id.h>
+#include <linux/i2c-algo-bit.h>
+#include "drmP.h"
+#include "drm.h"
+#include "intel_drv.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+
+/*
+ * Intel GPIO access functions
+ */
+
+#define I2C_RISEFALL_TIME 20
+
+static int get_clock(void *data)
+{
+ struct intel_i2c_chan *chan = data;
+ struct drm_i915_private *dev_priv = chan->drm_dev->dev_private;
+ u32 val;
+
+ val = I915_READ(chan->reg);
+ return ((val & GPIO_CLOCK_VAL_IN) != 0);
+}
+
+static int get_data(void *data)
+{
+ struct intel_i2c_chan *chan = data;
+ struct drm_i915_private *dev_priv = chan->drm_dev->dev_private;
+ u32 val;
+
+ val = I915_READ(chan->reg);
+ return ((val & GPIO_DATA_VAL_IN) != 0);
+}
+
+static void set_clock(void *data, int state_high)
+{
+ struct intel_i2c_chan *chan = data;
+ struct drm_device *dev = chan->drm_dev;
+ struct drm_i915_private *dev_priv = chan->drm_dev->dev_private;
+ u32 reserved = 0, clock_bits;
+
+ /* On most chips, these bits must be preserved in software. */
+ if (!IS_I830(dev) && !IS_845G(dev))
+ reserved = I915_READ(chan->reg) & (GPIO_DATA_PULLUP_DISABLE |
+ GPIO_CLOCK_PULLUP_DISABLE);
+
+ if (state_high)
+ clock_bits = GPIO_CLOCK_DIR_IN | GPIO_CLOCK_DIR_MASK;
+ else
+ clock_bits = GPIO_CLOCK_DIR_OUT | GPIO_CLOCK_DIR_MASK |
+ GPIO_CLOCK_VAL_MASK;
+ I915_WRITE(chan->reg, reserved | clock_bits);
+ udelay(I2C_RISEFALL_TIME); /* wait for the line to change state */
+}
+
+static void set_data(void *data, int state_high)
+{
+ struct intel_i2c_chan *chan = data;
+ struct drm_device *dev = chan->drm_dev;
+ struct drm_i915_private *dev_priv = chan->drm_dev->dev_private;
+ u32 reserved = 0, data_bits;
+
+ /* On most chips, these bits must be preserved in software. */
+ if (!IS_I830(dev) && !IS_845G(dev))
+ reserved = I915_READ(chan->reg) & (GPIO_DATA_PULLUP_DISABLE |
+ GPIO_CLOCK_PULLUP_DISABLE);
+
+ if (state_high)
+ data_bits = GPIO_DATA_DIR_IN | GPIO_DATA_DIR_MASK;
+ else
+ data_bits = GPIO_DATA_DIR_OUT | GPIO_DATA_DIR_MASK |
+ GPIO_DATA_VAL_MASK;
+
+ I915_WRITE(chan->reg, reserved | data_bits);
+ udelay(I2C_RISEFALL_TIME); /* wait for the line to change state */
+}
+
+/**
+ * intel_i2c_create - instantiate an Intel i2c bus using the specified GPIO reg
+ * @dev: DRM device
+ * @output: driver specific output device
+ * @reg: GPIO reg to use
+ * @name: name for this bus
+ *
+ * Creates and registers a new i2c bus with the Linux i2c layer, for use
+ * in output probing and control (e.g. DDC or SDVO control functions).
+ *
+ * Possible values for @reg include:
+ * %GPIOA
+ * %GPIOB
+ * %GPIOC
+ * %GPIOD
+ * %GPIOE
+ * %GPIOF
+ * %GPIOG
+ * %GPIOH
+ * see PRM for details on how these different busses are used.
+ */
+struct intel_i2c_chan *intel_i2c_create(struct drm_device *dev, const u32 reg,
+ const char *name)
+{
+ struct intel_i2c_chan *chan;
+
+ chan = kzalloc(sizeof(struct intel_i2c_chan), GFP_KERNEL);
+ if (!chan)
+ goto out_free;
+
+ chan->drm_dev = dev;
+ chan->reg = reg;
+ snprintf(chan->adapter.name, I2C_NAME_SIZE, "intel drm %s", name);
+ chan->adapter.owner = THIS_MODULE;
+#ifndef I2C_HW_B_INTELFB
+#define I2C_HW_B_INTELFB I2C_HW_B_I810
+#endif
+ chan->adapter.id = I2C_HW_B_INTELFB;
+ chan->adapter.algo_data = &chan->algo;
+ chan->adapter.dev.parent = &dev->pdev->dev;
+ chan->algo.setsda = set_data;
+ chan->algo.setscl = set_clock;
+ chan->algo.getsda = get_data;
+ chan->algo.getscl = get_clock;
+ chan->algo.udelay = 20;
+ chan->algo.timeout = usecs_to_jiffies(2200);
+ chan->algo.data = chan;
+
+ i2c_set_adapdata(&chan->adapter, chan);
+
+ if(i2c_bit_add_bus(&chan->adapter))
+ goto out_free;
+
+ /* JJJ: raise SCL and SDA? */
+ set_data(chan, 1);
+ set_clock(chan, 1);
+ udelay(20);
+
+ return chan;
+
+out_free:
+ kfree(chan);
+ return NULL;
+}
+
+/**
+ * intel_i2c_destroy - unregister and free i2c bus resources
+ * @output: channel to free
+ *
+ * Unregister the adapter from the i2c layer, then free the structure.
+ */
+void intel_i2c_destroy(struct intel_i2c_chan *chan)
+{
+ if (!chan)
+ return;
+
+ i2c_del_adapter(&chan->adapter);
+ kfree(chan);
+}
+
+
+
diff --git a/linux-core/intel_lvds.c b/linux-core/intel_lvds.c
new file mode 100644
index 00000000..80f77af6
--- /dev/null
+++ b/linux-core/intel_lvds.c
@@ -0,0 +1,509 @@
+/*
+ * Copyright © 2006-2007 Intel Corporation
+ * Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ * Dave Airlie <airlied@linux.ie>
+ * Jesse Barnes <jesse.barnes@intel.com>
+ */
+
+#include <linux/i2c.h>
+#include "drmP.h"
+#include "drm.h"
+#include "drm_crtc.h"
+#include "drm_edid.h"
+#include "intel_drv.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+
+/**
+ * Sets the backlight level.
+ *
+ * \param level backlight level, from 0 to intel_lvds_get_max_backlight().
+ */
+static void intel_lvds_set_backlight(struct drm_device *dev, int level)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 blc_pwm_ctl;
+
+ blc_pwm_ctl = I915_READ(BLC_PWM_CTL) & ~BACKLIGHT_DUTY_CYCLE_MASK;
+ I915_WRITE(BLC_PWM_CTL, (blc_pwm_ctl |
+ (level << BACKLIGHT_DUTY_CYCLE_SHIFT)));
+}
+
+/**
+ * Returns the maximum level of the backlight duty cycle field.
+ */
+static u32 intel_lvds_get_max_backlight(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ return ((I915_READ(BLC_PWM_CTL) & BACKLIGHT_MODULATION_FREQ_MASK) >>
+ BACKLIGHT_MODULATION_FREQ_SHIFT) * 2;
+}
+
+/**
+ * Sets the power state for the panel.
+ */
+static void intel_lvds_set_power(struct drm_device *dev, bool on)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 pp_status;
+
+ if (on) {
+ I915_WRITE(PP_CONTROL, I915_READ(PP_CONTROL) |
+ POWER_TARGET_ON);
+ do {
+ pp_status = I915_READ(PP_STATUS);
+ } while ((pp_status & PP_ON) == 0);
+
+ intel_lvds_set_backlight(dev, dev_priv->backlight_duty_cycle);
+ } else {
+ intel_lvds_set_backlight(dev, 0);
+
+ I915_WRITE(PP_CONTROL, I915_READ(PP_CONTROL) &
+ ~POWER_TARGET_ON);
+ do {
+ pp_status = I915_READ(PP_STATUS);
+ } while (pp_status & PP_ON);
+ }
+}
+
+static void intel_lvds_dpms(struct drm_output *output, int mode)
+{
+ struct drm_device *dev = output->dev;
+
+ if (mode == DPMSModeOn)
+ intel_lvds_set_power(dev, true);
+ else
+ intel_lvds_set_power(dev, false);
+
+ /* XXX: We never power down the LVDS pairs. */
+}
+
+static void intel_lvds_save(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ dev_priv->savePP_ON = I915_READ(LVDSPP_ON);
+ dev_priv->savePP_OFF = I915_READ(LVDSPP_OFF);
+ dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL);
+ dev_priv->savePP_CYCLE = I915_READ(PP_CYCLE);
+ dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
+ dev_priv->backlight_duty_cycle = (dev_priv->saveBLC_PWM_CTL &
+ BACKLIGHT_DUTY_CYCLE_MASK);
+
+ /*
+ * If the light is off at server startup, just make it full brightness
+ */
+ if (dev_priv->backlight_duty_cycle == 0)
+ dev_priv->backlight_duty_cycle =
+ intel_lvds_get_max_backlight(dev);
+}
+
+static void intel_lvds_restore(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL);
+ I915_WRITE(LVDSPP_ON, dev_priv->savePP_ON);
+ I915_WRITE(LVDSPP_OFF, dev_priv->savePP_OFF);
+ I915_WRITE(PP_CYCLE, dev_priv->savePP_CYCLE);
+ I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL);
+ if (dev_priv->savePP_CONTROL & POWER_TARGET_ON)
+ intel_lvds_set_power(dev, true);
+ else
+ intel_lvds_set_power(dev, false);
+}
+
+static int intel_lvds_mode_valid(struct drm_output *output,
+ struct drm_display_mode *mode)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_display_mode *fixed_mode = dev_priv->panel_fixed_mode;
+
+ if (fixed_mode) {
+ if (mode->hdisplay > fixed_mode->hdisplay)
+ return MODE_PANEL;
+ if (mode->vdisplay > fixed_mode->vdisplay)
+ return MODE_PANEL;
+ }
+
+ return MODE_OK;
+}
+
+static bool intel_lvds_mode_fixup(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = output->crtc->driver_private;
+ struct drm_output *tmp_output;
+
+ /* Should never happen!! */
+ if (!IS_I965G(dev) && intel_crtc->pipe == 0) {
+ printk(KERN_ERR "Can't support LVDS on pipe A\n");
+ return false;
+ }
+
+ /* Should never happen!! */
+ list_for_each_entry(tmp_output, &dev->mode_config.output_list, head) {
+ if (tmp_output != output && tmp_output->crtc == output->crtc) {
+ printk(KERN_ERR "Can't enable LVDS and another "
+ "output on the same pipe\n");
+ return false;
+ }
+ }
+
+ /*
+ * If we have timings from the BIOS for the panel, put them in
+ * to the adjusted mode. The CRTC will be set up for this mode,
+ * with the panel scaling set up to source from the H/VDisplay
+ * of the original mode.
+ */
+ if (dev_priv->panel_fixed_mode != NULL) {
+ adjusted_mode->hdisplay = dev_priv->panel_fixed_mode->hdisplay;
+ adjusted_mode->hsync_start =
+ dev_priv->panel_fixed_mode->hsync_start;
+ adjusted_mode->hsync_end =
+ dev_priv->panel_fixed_mode->hsync_end;
+ adjusted_mode->htotal = dev_priv->panel_fixed_mode->htotal;
+ adjusted_mode->vdisplay = dev_priv->panel_fixed_mode->vdisplay;
+ adjusted_mode->vsync_start =
+ dev_priv->panel_fixed_mode->vsync_start;
+ adjusted_mode->vsync_end =
+ dev_priv->panel_fixed_mode->vsync_end;
+ adjusted_mode->vtotal = dev_priv->panel_fixed_mode->vtotal;
+ adjusted_mode->clock = dev_priv->panel_fixed_mode->clock;
+ drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
+ }
+
+ /*
+ * XXX: It would be nice to support lower refresh rates on the
+ * panels to reduce power consumption, and perhaps match the
+ * user's requested refresh rate.
+ */
+
+ return true;
+}
+
+static void intel_lvds_prepare(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
+ dev_priv->backlight_duty_cycle = (dev_priv->saveBLC_PWM_CTL &
+ BACKLIGHT_DUTY_CYCLE_MASK);
+
+ intel_lvds_set_power(dev, false);
+}
+
+static void intel_lvds_commit( struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ if (dev_priv->backlight_duty_cycle == 0)
+ dev_priv->backlight_duty_cycle =
+ intel_lvds_get_max_backlight(dev);
+
+ intel_lvds_set_power(dev, true);
+}
+
+static void intel_lvds_mode_set(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = output->crtc->driver_private;
+ u32 pfit_control;
+
+ /*
+ * The LVDS pin pair will already have been turned on in the
+ * intel_crtc_mode_set since it has a large impact on the DPLL
+ * settings.
+ */
+
+ /*
+ * Enable automatic panel scaling so that non-native modes fill the
+ * screen. Should be enabled before the pipe is enabled, according to
+ * register description and PRM.
+ */
+ if (mode->hdisplay != adjusted_mode->hdisplay ||
+ mode->vdisplay != adjusted_mode->vdisplay)
+ pfit_control = (PFIT_ENABLE | VERT_AUTO_SCALE |
+ HORIZ_AUTO_SCALE | VERT_INTERP_BILINEAR |
+ HORIZ_INTERP_BILINEAR);
+ else
+ pfit_control = 0;
+
+ if (!IS_I965G(dev)) {
+ if (dev_priv->panel_wants_dither)
+ pfit_control |= PANEL_8TO6_DITHER_ENABLE;
+ }
+ else
+ pfit_control |= intel_crtc->pipe << PFIT_PIPE_SHIFT;
+
+ I915_WRITE(PFIT_CONTROL, pfit_control);
+}
+
+/**
+ * Detect the LVDS connection.
+ *
+ * This always returns OUTPUT_STATUS_CONNECTED. This output should only have
+ * been set up if the LVDS was actually connected anyway.
+ */
+static enum drm_output_status intel_lvds_detect(struct drm_output *output)
+{
+ return output_status_connected;
+}
+
+/**
+ * Return the list of DDC modes if available, or the BIOS fixed mode otherwise.
+ */
+static int intel_lvds_get_modes(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int ret = 0;
+
+ ret = intel_ddc_get_modes(output);
+
+ if (ret)
+ return ret;
+
+ /* Didn't get an EDID */
+ if (!output->monitor_info) {
+ struct drm_display_info *dspinfo;
+ dspinfo = kzalloc(sizeof(*output->monitor_info), GFP_KERNEL);
+ if (!dspinfo)
+ goto out;
+
+ /* Set wide sync ranges so we get all modes
+ * handed to valid_mode for checking
+ */
+ dspinfo->min_vfreq = 0;
+ dspinfo->max_vfreq = 200;
+ dspinfo->min_hfreq = 0;
+ dspinfo->max_hfreq = 200;
+ output->monitor_info = dspinfo;
+ }
+
+out:
+ if (dev_priv->panel_fixed_mode != NULL) {
+ struct drm_display_mode *mode =
+ drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
+ drm_mode_probed_add(output, mode);
+ return 1;
+ }
+
+ return 0;
+}
+
+/**
+ * intel_lvds_destroy - unregister and free LVDS structures
+ * @output: output to free
+ *
+ * Unregister the DDC bus for this output then free the driver private
+ * structure.
+ */
+static void intel_lvds_destroy(struct drm_output *output)
+{
+ struct intel_output *intel_output = output->driver_private;
+
+ intel_i2c_destroy(intel_output->ddc_bus);
+ kfree(output->driver_private);
+}
+
+static const struct drm_output_funcs intel_lvds_output_funcs = {
+ .dpms = intel_lvds_dpms,
+ .save = intel_lvds_save,
+ .restore = intel_lvds_restore,
+ .mode_valid = intel_lvds_mode_valid,
+ .mode_fixup = intel_lvds_mode_fixup,
+ .prepare = intel_lvds_prepare,
+ .mode_set = intel_lvds_mode_set,
+ .commit = intel_lvds_commit,
+ .detect = intel_lvds_detect,
+ .get_modes = intel_lvds_get_modes,
+ .cleanup = intel_lvds_destroy
+};
+
+/**
+ * intel_lvds_init - setup LVDS outputs on this device
+ * @dev: drm device
+ *
+ * Create the output, register the LVDS DDC bus, and try to figure out what
+ * modes we can display on the LVDS panel (if present).
+ */
+void intel_lvds_init(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_output *output;
+ struct intel_output *intel_output;
+ struct drm_display_mode *scan; /* *modes, *bios_mode; */
+ struct drm_crtc *crtc;
+ u32 lvds;
+ int pipe;
+
+ output = drm_output_create(dev, &intel_lvds_output_funcs,
+ DRM_MODE_OUTPUT_LVDS);
+ if (!output)
+ return;
+
+ intel_output = kmalloc(sizeof(struct intel_output), GFP_KERNEL);
+ if (!intel_output) {
+ drm_output_destroy(output);
+ return;
+ }
+
+ intel_output->type = INTEL_OUTPUT_LVDS;
+ output->driver_private = intel_output;
+ output->subpixel_order = SubPixelHorizontalRGB;
+ output->interlace_allowed = FALSE;
+ output->doublescan_allowed = FALSE;
+
+ /* Set up the DDC bus. */
+ intel_output->ddc_bus = intel_i2c_create(dev, GPIOC, "LVDSDDC_C");
+ if (!intel_output->ddc_bus) {
+ dev_printk(KERN_ERR, &dev->pdev->dev, "DDC bus registration "
+ "failed.\n");
+ return;
+ }
+
+ /*
+ * Attempt to get the fixed panel mode from DDC. Assume that the
+ * preferred mode is the right one.
+ */
+ intel_ddc_get_modes(output);
+
+ list_for_each_entry(scan, &output->probed_modes, head) {
+ if (scan->type & DRM_MODE_TYPE_PREFERRED) {
+ dev_priv->panel_fixed_mode =
+ drm_mode_duplicate(dev, scan);
+ goto out; /* FIXME: check for quirks */
+ }
+ }
+
+ /*
+ * If we didn't get EDID, try checking if the panel is already turned
+ * on. If so, assume that whatever is currently programmed is the
+ * correct mode.
+ */
+ lvds = I915_READ(LVDS);
+ pipe = (lvds & LVDS_PIPEB_SELECT) ? 1 : 0;
+ crtc = intel_get_crtc_from_pipe(dev, pipe);
+
+ if (crtc && (lvds & LVDS_PORT_EN)) {
+ dev_priv->panel_fixed_mode = intel_crtc_mode_get(dev, crtc);
+ if (dev_priv->panel_fixed_mode) {
+ dev_priv->panel_fixed_mode->type |=
+ DRM_MODE_TYPE_PREFERRED;
+ goto out; /* FIXME: check for quirks */
+ }
+ }
+
+ /* If we still don't have a mode after all that, give up. */
+ if (!dev_priv->panel_fixed_mode)
+ goto failed;
+
+ /* FIXME: probe the BIOS for modes and check for LVDS quirks */
+#if 0
+ /* Get the LVDS fixed mode out of the BIOS. We should support LVDS
+ * with the BIOS being unavailable or broken, but lack the
+ * configuration options for now.
+ */
+ bios_mode = intel_bios_get_panel_mode(pScrn);
+ if (bios_mode != NULL) {
+ if (dev_priv->panel_fixed_mode != NULL) {
+ if (dev_priv->debug_modes &&
+ !xf86ModesEqual(dev_priv->panel_fixed_mode,
+ bios_mode))
+ {
+ xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
+ "BIOS panel mode data doesn't match probed data, "
+ "continuing with probed.\n");
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "BIOS mode:\n");
+ xf86PrintModeline(pScrn->scrnIndex, bios_mode);
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "probed mode:\n");
+ xf86PrintModeline(pScrn->scrnIndex, dev_priv->panel_fixed_mode);
+ xfree(bios_mode->name);
+ xfree(bios_mode);
+ }
+ } else {
+ dev_priv->panel_fixed_mode = bios_mode;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
+ "Couldn't detect panel mode. Disabling panel\n");
+ goto disable_exit;
+ }
+
+ /*
+ * Blacklist machines with BIOSes that list an LVDS panel without
+ * actually having one.
+ */
+ if (dev_priv->PciInfo->chipType == PCI_CHIP_I945_GM) {
+ /* aopen mini pc */
+ if (dev_priv->PciInfo->subsysVendor == 0xa0a0)
+ goto disable_exit;
+
+ if ((dev_priv->PciInfo->subsysVendor == 0x8086) &&
+ (dev_priv->PciInfo->subsysCard == 0x7270)) {
+ /* It's a Mac Mini or Macbook Pro.
+ *
+ * Apple hardware is out to get us. The macbook pro
+ * has a real LVDS panel, but the mac mini does not,
+ * and they have the same device IDs. We'll
+ * distinguish by panel size, on the assumption
+ * that Apple isn't about to make any machines with an
+ * 800x600 display.
+ */
+
+ if (dev_priv->panel_fixed_mode != NULL &&
+ dev_priv->panel_fixed_mode->HDisplay == 800 &&
+ dev_priv->panel_fixed_mode->VDisplay == 600)
+ {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Suspected Mac Mini, ignoring the LVDS\n");
+ goto disable_exit;
+ }
+ }
+ }
+
+#endif
+
+out:
+ drm_output_attach_property(output, dev->mode_config.connector_type_property, ConnectorLVDS);
+ return;
+
+failed:
+ DRM_DEBUG("No LVDS modes found, disabling.\n");
+ drm_output_destroy(output); /* calls intel_lvds_destroy above */
+}
diff --git a/linux-core/intel_modes.c b/linux-core/intel_modes.c
new file mode 100644
index 00000000..f8bf496c
--- /dev/null
+++ b/linux-core/intel_modes.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
+ * Copyright (c) 2007 Intel Corporation
+ * Jesse Barnes <jesse.barnes@intel.com>
+ */
+
+#include <linux/i2c.h>
+#include <linux/fb.h>
+#include "drmP.h"
+#include "intel_drv.h"
+
+/**
+ * intel_ddc_probe
+ *
+ */
+bool intel_ddc_probe(struct drm_output *output)
+{
+ struct intel_output *intel_output = output->driver_private;
+ u8 out_buf[] = { 0x0, 0x0};
+ u8 buf[2];
+ int ret;
+ struct i2c_msg msgs[] = {
+ {
+ .addr = 0x50,
+ .flags = 0,
+ .len = 1,
+ .buf = out_buf,
+ },
+ {
+ .addr = 0x50,
+ .flags = I2C_M_RD,
+ .len = 1,
+ .buf = buf,
+ }
+ };
+
+ ret = i2c_transfer(&intel_output->ddc_bus->adapter, msgs, 2);
+ if (ret == 2)
+ return true;
+
+ return false;
+}
+
+/**
+ * intel_ddc_get_modes - get modelist from monitor
+ * @output: DRM output device to use
+ *
+ * Fetch the EDID information from @output using the DDC bus.
+ */
+int intel_ddc_get_modes(struct drm_output *output)
+{
+ struct intel_output *intel_output = output->driver_private;
+ struct edid *edid;
+ int ret = 0;
+
+ edid = drm_get_edid(output, &intel_output->ddc_bus->adapter);
+ if (edid) {
+ drm_mode_output_update_edid_property(output, edid);
+ ret = drm_add_edid_modes(output, edid);
+ kfree(edid);
+ }
+ return ret;
+}
diff --git a/linux-core/intel_sdvo.c b/linux-core/intel_sdvo.c
new file mode 100644
index 00000000..3887df00
--- /dev/null
+++ b/linux-core/intel_sdvo.c
@@ -0,0 +1,1168 @@
+/*
+ * Copyright © 2006-2007 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ */
+/*
+ * Copyright 2006 Dave Airlie <airlied@linux.ie>
+ * Jesse Barnes <jesse.barnes@intel.com>
+ */
+
+#include <linux/i2c.h>
+#include <linux/delay.h>
+#include "drmP.h"
+#include "drm.h"
+#include "drm_crtc.h"
+#include "intel_drv.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+#include "intel_sdvo_regs.h"
+
+struct intel_sdvo_priv {
+ struct intel_i2c_chan *i2c_bus;
+ int slaveaddr;
+ int output_device;
+
+ u16 active_outputs;
+
+ struct intel_sdvo_caps caps;
+ int pixel_clock_min, pixel_clock_max;
+
+ int save_sdvo_mult;
+ u16 save_active_outputs;
+ struct intel_sdvo_dtd save_input_dtd_1, save_input_dtd_2;
+ struct intel_sdvo_dtd save_output_dtd[16];
+ u32 save_SDVOX;
+ int hotplug_enabled;
+};
+
+/**
+ * Writes the SDVOB or SDVOC with the given value, but always writes both
+ * SDVOB and SDVOC to work around apparent hardware issues (according to
+ * comments in the BIOS).
+ */
+void intel_sdvo_write_sdvox(struct drm_output *output, u32 val)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ u32 bval = val, cval = val;
+ int i;
+
+ if (sdvo_priv->output_device == SDVOB) {
+ cval = I915_READ(SDVOC);
+
+ if (sdvo_priv->hotplug_enabled)
+ bval = bval | (1 << 26);
+ } else {
+ bval = I915_READ(SDVOB);
+
+ if (sdvo_priv->hotplug_enabled)
+ cval = cval | (1 << 26);
+ }
+ /*
+ * Write the registers twice for luck. Sometimes,
+ * writing them only once doesn't appear to 'stick'.
+ * The BIOS does this too. Yay, magic
+ */
+ for (i = 0; i < 2; i++)
+ {
+ I915_WRITE(SDVOB, bval);
+ I915_READ(SDVOB);
+ I915_WRITE(SDVOC, cval);
+ I915_READ(SDVOC);
+ }
+}
+
+static bool intel_sdvo_read_byte(struct drm_output *output, u8 addr,
+ u8 *ch)
+{
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ u8 out_buf[2];
+ u8 buf[2];
+ int ret;
+
+ struct i2c_msg msgs[] = {
+ {
+ .addr = sdvo_priv->i2c_bus->slave_addr,
+ .flags = 0,
+ .len = 1,
+ .buf = out_buf,
+ },
+ {
+ .addr = sdvo_priv->i2c_bus->slave_addr,
+ .flags = I2C_M_RD,
+ .len = 1,
+ .buf = buf,
+ }
+ };
+
+ out_buf[0] = addr;
+ out_buf[1] = 0;
+
+ if ((ret = i2c_transfer(&sdvo_priv->i2c_bus->adapter, msgs, 2)) == 2)
+ {
+// DRM_DEBUG("got back from addr %02X = %02x\n", out_buf[0], buf[0]);
+ *ch = buf[0];
+ return true;
+ }
+
+ DRM_DEBUG("i2c transfer returned %d\n", ret);
+ return false;
+}
+
+
+static bool intel_sdvo_read_byte_quiet(struct drm_output *output, int addr,
+ u8 *ch)
+{
+ return true;
+
+}
+
+static bool intel_sdvo_write_byte(struct drm_output *output, int addr,
+ u8 ch)
+{
+ struct intel_output *intel_output = output->driver_private;
+ u8 out_buf[2];
+ struct i2c_msg msgs[] = {
+ {
+ .addr = intel_output->i2c_bus->slave_addr,
+ .flags = 0,
+ .len = 2,
+ .buf = out_buf,
+ }
+ };
+
+ out_buf[0] = addr;
+ out_buf[1] = ch;
+
+ if (i2c_transfer(&intel_output->i2c_bus->adapter, msgs, 1) == 1)
+ {
+ return true;
+ }
+ return false;
+}
+
+#define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
+/** Mapping of command numbers to names, for debug output */
+const static struct _sdvo_cmd_name {
+ u8 cmd;
+ char *name;
+} sdvo_cmd_names[] = {
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_RESOLUTION_SUPPORT),
+ SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH),
+};
+
+#define SDVO_NAME(dev_priv) ((dev_priv)->output_device == SDVOB ? "SDVOB" : "SDVOC")
+#define SDVO_PRIV(output) ((struct intel_sdvo_priv *) (output)->dev_priv)
+
+static void intel_sdvo_write_cmd(struct drm_output *output, u8 cmd,
+ void *args, int args_len)
+{
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ int i;
+
+ if (1) {
+ DRM_DEBUG("%s: W: %02X ", SDVO_NAME(sdvo_priv), cmd);
+ for (i = 0; i < args_len; i++)
+ printk("%02X ", ((u8 *)args)[i]);
+ for (; i < 8; i++)
+ printk(" ");
+ for (i = 0; i < sizeof(sdvo_cmd_names) / sizeof(sdvo_cmd_names[0]); i++) {
+ if (cmd == sdvo_cmd_names[i].cmd) {
+ printk("(%s)", sdvo_cmd_names[i].name);
+ break;
+ }
+ }
+ if (i == sizeof(sdvo_cmd_names)/ sizeof(sdvo_cmd_names[0]))
+ printk("(%02X)",cmd);
+ printk("\n");
+ }
+
+ for (i = 0; i < args_len; i++) {
+ intel_sdvo_write_byte(output, SDVO_I2C_ARG_0 - i, ((u8*)args)[i]);
+ }
+
+ intel_sdvo_write_byte(output, SDVO_I2C_OPCODE, cmd);
+}
+
+static const char *cmd_status_names[] = {
+ "Power on",
+ "Success",
+ "Not supported",
+ "Invalid arg",
+ "Pending",
+ "Target not specified",
+ "Scaling not supported"
+};
+
+static u8 intel_sdvo_read_response(struct drm_output *output, void *response,
+ int response_len)
+{
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ int i;
+ u8 status;
+ u8 retry = 50;
+
+ while (retry--) {
+ /* Read the command response */
+ for (i = 0; i < response_len; i++) {
+ intel_sdvo_read_byte(output, SDVO_I2C_RETURN_0 + i,
+ &((u8 *)response)[i]);
+ }
+
+ /* read the return status */
+ intel_sdvo_read_byte(output, SDVO_I2C_CMD_STATUS, &status);
+
+ if (1) {
+ DRM_DEBUG("%s: R: ", SDVO_NAME(sdvo_priv));
+ for (i = 0; i < response_len; i++)
+ printk("%02X ", ((u8 *)response)[i]);
+ for (; i < 8; i++)
+ printk(" ");
+ if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP)
+ printk("(%s)", cmd_status_names[status]);
+ else
+ printk("(??? %d)", status);
+ printk("\n");
+ }
+
+ if (status != SDVO_CMD_STATUS_PENDING)
+ return status;
+
+ mdelay(50);
+ }
+
+ return status;
+}
+
+int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
+{
+ if (mode->clock >= 100000)
+ return 1;
+ else if (mode->clock >= 50000)
+ return 2;
+ else
+ return 4;
+}
+
+/**
+ * Don't check status code from this as it switches the bus back to the
+ * SDVO chips which defeats the purpose of doing a bus switch in the first
+ * place.
+ */
+void intel_sdvo_set_control_bus_switch(struct drm_output *output, u8 target)
+{
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_CONTROL_BUS_SWITCH, &target, 1);
+}
+
+static bool intel_sdvo_set_target_input(struct drm_output *output, bool target_0, bool target_1)
+{
+ struct intel_sdvo_set_target_input_args targets = {0};
+ u8 status;
+
+ if (target_0 && target_1)
+ return SDVO_CMD_STATUS_NOTSUPP;
+
+ if (target_1)
+ targets.target_1 = 1;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_TARGET_INPUT, &targets,
+ sizeof(targets));
+
+ status = intel_sdvo_read_response(output, NULL, 0);
+
+ return (status == SDVO_CMD_STATUS_SUCCESS);
+}
+
+/**
+ * Return whether each input is trained.
+ *
+ * This function is making an assumption about the layout of the response,
+ * which should be checked against the docs.
+ */
+static bool intel_sdvo_get_trained_inputs(struct drm_output *output, bool *input_1, bool *input_2)
+{
+ struct intel_sdvo_get_trained_inputs_response response;
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_TRAINED_INPUTS, NULL, 0);
+ status = intel_sdvo_read_response(output, &response, sizeof(response));
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ *input_1 = response.input0_trained;
+ *input_2 = response.input1_trained;
+ return true;
+}
+
+static bool intel_sdvo_get_active_outputs(struct drm_output *output,
+ u16 *outputs)
+{
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_ACTIVE_OUTPUTS, NULL, 0);
+ status = intel_sdvo_read_response(output, outputs, sizeof(*outputs));
+
+ return (status == SDVO_CMD_STATUS_SUCCESS);
+}
+
+static bool intel_sdvo_set_active_outputs(struct drm_output *output,
+ u16 outputs)
+{
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_ACTIVE_OUTPUTS, &outputs,
+ sizeof(outputs));
+ status = intel_sdvo_read_response(output, NULL, 0);
+ return (status == SDVO_CMD_STATUS_SUCCESS);
+}
+
+static bool intel_sdvo_set_encoder_power_state(struct drm_output *output,
+ int mode)
+{
+ u8 status, state = SDVO_ENCODER_STATE_ON;
+
+ switch (mode) {
+ case DPMSModeOn:
+ state = SDVO_ENCODER_STATE_ON;
+ break;
+ case DPMSModeStandby:
+ state = SDVO_ENCODER_STATE_STANDBY;
+ break;
+ case DPMSModeSuspend:
+ state = SDVO_ENCODER_STATE_SUSPEND;
+ break;
+ case DPMSModeOff:
+ state = SDVO_ENCODER_STATE_OFF;
+ break;
+ }
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_ENCODER_POWER_STATE, &state,
+ sizeof(state));
+ status = intel_sdvo_read_response(output, NULL, 0);
+
+ return (status == SDVO_CMD_STATUS_SUCCESS);
+}
+
+static bool intel_sdvo_get_input_pixel_clock_range(struct drm_output *output,
+ int *clock_min,
+ int *clock_max)
+{
+ struct intel_sdvo_pixel_clock_range clocks;
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE,
+ NULL, 0);
+
+ status = intel_sdvo_read_response(output, &clocks, sizeof(clocks));
+
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ /* Convert the values from units of 10 kHz to kHz. */
+ *clock_min = clocks.min * 10;
+ *clock_max = clocks.max * 10;
+
+ return true;
+}
+
+static bool intel_sdvo_set_target_output(struct drm_output *output,
+ u16 outputs)
+{
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_TARGET_OUTPUT, &outputs,
+ sizeof(outputs));
+
+ status = intel_sdvo_read_response(output, NULL, 0);
+ return (status == SDVO_CMD_STATUS_SUCCESS);
+}
+
+static bool intel_sdvo_get_timing(struct drm_output *output, u8 cmd,
+ struct intel_sdvo_dtd *dtd)
+{
+ u8 status;
+
+ intel_sdvo_write_cmd(output, cmd, NULL, 0);
+ status = intel_sdvo_read_response(output, &dtd->part1,
+ sizeof(dtd->part1));
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ intel_sdvo_write_cmd(output, cmd + 1, NULL, 0);
+ status = intel_sdvo_read_response(output, &dtd->part2,
+ sizeof(dtd->part2));
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ return true;
+}
+
+static bool intel_sdvo_get_input_timing(struct drm_output *output,
+ struct intel_sdvo_dtd *dtd)
+{
+ return intel_sdvo_get_timing(output,
+ SDVO_CMD_GET_INPUT_TIMINGS_PART1, dtd);
+}
+
+static bool intel_sdvo_get_output_timing(struct drm_output *output,
+ struct intel_sdvo_dtd *dtd)
+{
+ return intel_sdvo_get_timing(output,
+ SDVO_CMD_GET_OUTPUT_TIMINGS_PART1, dtd);
+}
+
+static bool intel_sdvo_set_timing(struct drm_output *output, u8 cmd,
+ struct intel_sdvo_dtd *dtd)
+{
+ u8 status;
+
+ intel_sdvo_write_cmd(output, cmd, &dtd->part1, sizeof(dtd->part1));
+ status = intel_sdvo_read_response(output, NULL, 0);
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ intel_sdvo_write_cmd(output, cmd + 1, &dtd->part2, sizeof(dtd->part2));
+ status = intel_sdvo_read_response(output, NULL, 0);
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ return true;
+}
+
+static bool intel_sdvo_set_input_timing(struct drm_output *output,
+ struct intel_sdvo_dtd *dtd)
+{
+ return intel_sdvo_set_timing(output,
+ SDVO_CMD_SET_INPUT_TIMINGS_PART1, dtd);
+}
+
+static bool intel_sdvo_set_output_timing(struct drm_output *output,
+ struct intel_sdvo_dtd *dtd)
+{
+ return intel_sdvo_set_timing(output,
+ SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd);
+}
+
+#if 0
+static bool intel_sdvo_get_preferred_input_timing(struct drm_output *output,
+ struct intel_sdvo_dtd *dtd)
+{
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1,
+ NULL, 0);
+
+ status = intel_sdvo_read_response(output, &dtd->part1,
+ sizeof(dtd->part1));
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2,
+ NULL, 0);
+ status = intel_sdvo_read_response(output, &dtd->part2,
+ sizeof(dtd->part2));
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ return true;
+}
+#endif
+
+static int intel_sdvo_get_clock_rate_mult(struct drm_output *output)
+{
+ u8 response, status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_CLOCK_RATE_MULT, NULL, 0);
+ status = intel_sdvo_read_response(output, &response, 1);
+
+ if (status != SDVO_CMD_STATUS_SUCCESS) {
+ DRM_DEBUG("Couldn't get SDVO clock rate multiplier\n");
+ return SDVO_CLOCK_RATE_MULT_1X;
+ } else {
+ DRM_DEBUG("Current clock rate multiplier: %d\n", response);
+ }
+
+ return response;
+}
+
+static bool intel_sdvo_set_clock_rate_mult(struct drm_output *output, u8 val)
+{
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_CLOCK_RATE_MULT, &val, 1);
+ status = intel_sdvo_read_response(output, NULL, 0);
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ return true;
+}
+
+static bool intel_sdvo_mode_fixup(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ /* Make the CRTC code factor in the SDVO pixel multiplier. The SDVO
+ * device will be told of the multiplier during mode_set.
+ */
+ adjusted_mode->clock *= intel_sdvo_get_pixel_multiplier(mode);
+ return true;
+}
+
+static void intel_sdvo_mode_set(struct drm_output *output,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_crtc *crtc = output->crtc;
+ struct intel_crtc *intel_crtc = crtc->driver_private;
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ u16 width, height;
+ u16 h_blank_len, h_sync_len, v_blank_len, v_sync_len;
+ u16 h_sync_offset, v_sync_offset;
+ u32 sdvox;
+ struct intel_sdvo_dtd output_dtd;
+ int sdvo_pixel_multiply;
+
+ if (!mode)
+ return;
+
+ width = mode->crtc_hdisplay;
+ height = mode->crtc_vdisplay;
+
+ /* do some mode translations */
+ h_blank_len = mode->crtc_hblank_end - mode->crtc_hblank_start;
+ h_sync_len = mode->crtc_hsync_end - mode->crtc_hsync_start;
+
+ v_blank_len = mode->crtc_vblank_end - mode->crtc_vblank_start;
+ v_sync_len = mode->crtc_vsync_end - mode->crtc_vsync_start;
+
+ h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
+ v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
+
+ output_dtd.part1.clock = mode->clock / 10;
+ output_dtd.part1.h_active = width & 0xff;
+ output_dtd.part1.h_blank = h_blank_len & 0xff;
+ output_dtd.part1.h_high = (((width >> 8) & 0xf) << 4) |
+ ((h_blank_len >> 8) & 0xf);
+ output_dtd.part1.v_active = height & 0xff;
+ output_dtd.part1.v_blank = v_blank_len & 0xff;
+ output_dtd.part1.v_high = (((height >> 8) & 0xf) << 4) |
+ ((v_blank_len >> 8) & 0xf);
+
+ output_dtd.part2.h_sync_off = h_sync_offset;
+ output_dtd.part2.h_sync_width = h_sync_len & 0xff;
+ output_dtd.part2.v_sync_off_width = (v_sync_offset & 0xf) << 4 |
+ (v_sync_len & 0xf);
+ output_dtd.part2.sync_off_width_high = ((h_sync_offset & 0x300) >> 2) |
+ ((h_sync_len & 0x300) >> 4) | ((v_sync_offset & 0x30) >> 2) |
+ ((v_sync_len & 0x30) >> 4);
+
+ output_dtd.part2.dtd_flags = 0x18;
+ if (mode->flags & V_PHSYNC)
+ output_dtd.part2.dtd_flags |= 0x2;
+ if (mode->flags & V_PVSYNC)
+ output_dtd.part2.dtd_flags |= 0x4;
+
+ output_dtd.part2.sdvo_flags = 0;
+ output_dtd.part2.v_sync_off_high = v_sync_offset & 0xc0;
+ output_dtd.part2.reserved = 0;
+
+ /* Set the output timing to the screen */
+ intel_sdvo_set_target_output(output, sdvo_priv->active_outputs);
+ intel_sdvo_set_output_timing(output, &output_dtd);
+
+ /* Set the input timing to the screen. Assume always input 0. */
+ intel_sdvo_set_target_input(output, true, false);
+
+ /* We would like to use i830_sdvo_create_preferred_input_timing() to
+ * provide the device with a timing it can support, if it supports that
+ * feature. However, presumably we would need to adjust the CRTC to
+ * output the preferred timing, and we don't support that currently.
+ */
+#if 0
+ success = intel_sdvo_create_preferred_input_timing(output, clock,
+ width, height);
+ if (success) {
+ struct intel_sdvo_dtd *input_dtd;
+
+ intel_sdvo_get_preferred_input_timing(output, &input_dtd);
+ intel_sdvo_set_input_timing(output, &input_dtd);
+ }
+#else
+ intel_sdvo_set_input_timing(output, &output_dtd);
+#endif
+
+ switch (intel_sdvo_get_pixel_multiplier(mode)) {
+ case 1:
+ intel_sdvo_set_clock_rate_mult(output,
+ SDVO_CLOCK_RATE_MULT_1X);
+ break;
+ case 2:
+ intel_sdvo_set_clock_rate_mult(output,
+ SDVO_CLOCK_RATE_MULT_2X);
+ break;
+ case 4:
+ intel_sdvo_set_clock_rate_mult(output,
+ SDVO_CLOCK_RATE_MULT_4X);
+ break;
+ }
+
+ /* Set the SDVO control regs. */
+ if (0/*IS_I965GM(dev)*/) {
+ sdvox = SDVO_BORDER_ENABLE;
+ } else {
+ sdvox = I915_READ(sdvo_priv->output_device);
+ switch (sdvo_priv->output_device) {
+ case SDVOB:
+ sdvox &= SDVOB_PRESERVE_MASK;
+ break;
+ case SDVOC:
+ sdvox &= SDVOC_PRESERVE_MASK;
+ break;
+ }
+ sdvox |= (9 << 19) | SDVO_BORDER_ENABLE;
+ }
+ if (intel_crtc->pipe == 1)
+ sdvox |= SDVO_PIPE_B_SELECT;
+
+ sdvo_pixel_multiply = intel_sdvo_get_pixel_multiplier(mode);
+ if (IS_I965G(dev)) {
+ /* done in crtc_mode_set as the dpll_md reg must be written
+ early */
+ } else if (IS_I945G(dev) || IS_I945GM(dev)) {
+ /* done in crtc_mode_set as it lives inside the
+ dpll register */
+ } else {
+ sdvox |= (sdvo_pixel_multiply - 1) << SDVO_PORT_MULTIPLY_SHIFT;
+ }
+
+ intel_sdvo_write_sdvox(output, sdvox);
+}
+
+static void intel_sdvo_dpms(struct drm_output *output, int mode)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ u32 temp;
+
+ if (mode != DPMSModeOn) {
+ intel_sdvo_set_active_outputs(output, 0);
+ if (0)
+ intel_sdvo_set_encoder_power_state(output, mode);
+
+ if (mode == DPMSModeOff) {
+ temp = I915_READ(sdvo_priv->output_device);
+ if ((temp & SDVO_ENABLE) != 0) {
+ intel_sdvo_write_sdvox(output, temp & ~SDVO_ENABLE);
+ }
+ }
+ } else {
+ bool input1, input2;
+ int i;
+ u8 status;
+
+ temp = I915_READ(sdvo_priv->output_device);
+ if ((temp & SDVO_ENABLE) == 0)
+ intel_sdvo_write_sdvox(output, temp | SDVO_ENABLE);
+ for (i = 0; i < 2; i++)
+ intel_wait_for_vblank(dev);
+
+ status = intel_sdvo_get_trained_inputs(output, &input1,
+ &input2);
+
+
+ /* Warn if the device reported failure to sync.
+ * A lot of SDVO devices fail to notify of sync, but it's
+ * a given it the status is a success, we succeeded.
+ */
+ if (status == SDVO_CMD_STATUS_SUCCESS && !input1) {
+ DRM_DEBUG("First %s output reported failure to sync\n",
+ SDVO_NAME(sdvo_priv));
+ }
+
+ if (0)
+ intel_sdvo_set_encoder_power_state(output, mode);
+ intel_sdvo_set_active_outputs(output, sdvo_priv->active_outputs);
+ }
+ return;
+}
+
+static void intel_sdvo_save(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ int o;
+
+ sdvo_priv->save_sdvo_mult = intel_sdvo_get_clock_rate_mult(output);
+ intel_sdvo_get_active_outputs(output, &sdvo_priv->save_active_outputs);
+
+ if (sdvo_priv->caps.sdvo_inputs_mask & 0x1) {
+ intel_sdvo_set_target_input(output, true, false);
+ intel_sdvo_get_input_timing(output,
+ &sdvo_priv->save_input_dtd_1);
+ }
+
+ if (sdvo_priv->caps.sdvo_inputs_mask & 0x2) {
+ intel_sdvo_set_target_input(output, false, true);
+ intel_sdvo_get_input_timing(output,
+ &sdvo_priv->save_input_dtd_2);
+ }
+
+ for (o = SDVO_OUTPUT_FIRST; o <= SDVO_OUTPUT_LAST; o++)
+ {
+ u16 this_output = (1 << o);
+ if (sdvo_priv->caps.output_flags & this_output)
+ {
+ intel_sdvo_set_target_output(output, this_output);
+ intel_sdvo_get_output_timing(output,
+ &sdvo_priv->save_output_dtd[o]);
+ }
+ }
+
+ sdvo_priv->save_SDVOX = I915_READ(sdvo_priv->output_device);
+}
+
+static void intel_sdvo_restore(struct drm_output *output)
+{
+ struct drm_device *dev = output->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ int o;
+ int i;
+ bool input1, input2;
+ u8 status;
+
+ intel_sdvo_set_active_outputs(output, 0);
+
+ for (o = SDVO_OUTPUT_FIRST; o <= SDVO_OUTPUT_LAST; o++)
+ {
+ u16 this_output = (1 << o);
+ if (sdvo_priv->caps.output_flags & this_output) {
+ intel_sdvo_set_target_output(output, this_output);
+ intel_sdvo_set_output_timing(output, &sdvo_priv->save_output_dtd[o]);
+ }
+ }
+
+ if (sdvo_priv->caps.sdvo_inputs_mask & 0x1) {
+ intel_sdvo_set_target_input(output, true, false);
+ intel_sdvo_set_input_timing(output, &sdvo_priv->save_input_dtd_1);
+ }
+
+ if (sdvo_priv->caps.sdvo_inputs_mask & 0x2) {
+ intel_sdvo_set_target_input(output, false, true);
+ intel_sdvo_set_input_timing(output, &sdvo_priv->save_input_dtd_2);
+ }
+
+ intel_sdvo_set_clock_rate_mult(output, sdvo_priv->save_sdvo_mult);
+
+ I915_WRITE(sdvo_priv->output_device, sdvo_priv->save_SDVOX);
+
+ if (sdvo_priv->save_SDVOX & SDVO_ENABLE)
+ {
+ for (i = 0; i < 2; i++)
+ intel_wait_for_vblank(dev);
+ status = intel_sdvo_get_trained_inputs(output, &input1, &input2);
+ if (status == SDVO_CMD_STATUS_SUCCESS && !input1)
+ DRM_DEBUG("First %s output reported failure to sync\n",
+ SDVO_NAME(sdvo_priv));
+ }
+
+ intel_sdvo_set_active_outputs(output, sdvo_priv->save_active_outputs);
+}
+
+static int intel_sdvo_mode_valid(struct drm_output *output,
+ struct drm_display_mode *mode)
+{
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+
+ if (mode->flags & V_DBLSCAN)
+ return MODE_NO_DBLESCAN;
+
+ if (sdvo_priv->pixel_clock_min > mode->clock)
+ return MODE_CLOCK_LOW;
+
+ if (sdvo_priv->pixel_clock_max < mode->clock)
+ return MODE_CLOCK_HIGH;
+
+ return MODE_OK;
+}
+
+static bool intel_sdvo_get_capabilities(struct drm_output *output, struct intel_sdvo_caps *caps)
+{
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_DEVICE_CAPS, NULL, 0);
+ status = intel_sdvo_read_response(output, caps, sizeof(*caps));
+ if (status != SDVO_CMD_STATUS_SUCCESS)
+ return false;
+
+ return true;
+}
+
+
+static void intel_sdvo_dump_cmd(struct drm_output *output, int opcode)
+{
+
+
+}
+
+static void intel_sdvo_dump_device(struct drm_output *output)
+{
+
+}
+
+void intel_sdvo_dump(void)
+{
+
+}
+
+struct drm_output* intel_sdvo_find(struct drm_device *dev, int sdvoB)
+{
+ struct drm_output *output = 0;
+ struct intel_output *iout = 0;
+ struct intel_sdvo_priv *sdvo;
+
+ /* find the sdvo output */
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ iout = output->driver_private;
+
+ if (iout->type != INTEL_OUTPUT_SDVO)
+ continue;
+
+ sdvo = iout->dev_priv;
+
+ if (sdvo->output_device == SDVOB && sdvoB)
+ return output;
+
+ if (sdvo->output_device == SDVOC && !sdvoB)
+ return output;
+
+ }
+
+ return 0;
+}
+
+int intel_sdvo_supports_hotplug(struct drm_output *output)
+{
+ u8 response[2];
+ u8 status;
+ DRM_DEBUG("\n");
+
+ if (!output)
+ return 0;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
+ status = intel_sdvo_read_response(output, &response, 2);
+
+ if (response[0] !=0)
+ return 1;
+
+ return 0;
+}
+
+void intel_sdvo_set_hotplug(struct drm_output *output, int on)
+{
+ struct intel_output *intel_output = output->driver_private;
+ struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+ u8 response[2];
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
+ intel_sdvo_read_response(output, &response, 2);
+
+ if (on) {
+ sdvo_priv->hotplug_enabled = 1;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
+ status = intel_sdvo_read_response(output, &response, 2);
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
+ } else {
+ sdvo_priv->hotplug_enabled = 0;
+
+ response[0] = 0;
+ response[1] = 0;
+ intel_sdvo_write_cmd(output, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
+ }
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
+ intel_sdvo_read_response(output, &response, 2);
+}
+
+static enum drm_output_status intel_sdvo_detect(struct drm_output *output)
+{
+ u8 response[2];
+ u8 status;
+
+ intel_sdvo_write_cmd(output, SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0);
+ status = intel_sdvo_read_response(output, &response, 2);
+
+ DRM_DEBUG("SDVO response %d %d\n", response[0], response[1]);
+ if ((response[0] != 0) || (response[1] != 0))
+ return output_status_connected;
+ else
+ return output_status_disconnected;
+}
+
+static int intel_sdvo_get_modes(struct drm_output *output)
+{
+ /* set the bus switch and get the modes */
+ intel_sdvo_set_control_bus_switch(output, SDVO_CONTROL_BUS_DDC2);
+ intel_ddc_get_modes(output);
+
+ if (list_empty(&output->probed_modes))
+ return 0;
+ return 1;
+#if 0
+ /* Mac mini hack. On this device, I get DDC through the analog, which
+ * load-detects as disconnected. I fail to DDC through the SDVO DDC,
+ * but it does load-detect as connected. So, just steal the DDC bits
+ * from analog when we fail at finding it the right way.
+ */
+ /* TODO */
+ return NULL;
+
+ return NULL;
+#endif
+}
+
+static void intel_sdvo_destroy(struct drm_output *output)
+{
+ struct intel_output *intel_output = output->driver_private;
+
+ if (intel_output->i2c_bus)
+ intel_i2c_destroy(intel_output->i2c_bus);
+
+ if (intel_output) {
+ kfree(intel_output);
+ output->driver_private = NULL;
+ }
+}
+
+static const struct drm_output_funcs intel_sdvo_output_funcs = {
+ .dpms = intel_sdvo_dpms,
+ .save = intel_sdvo_save,
+ .restore = intel_sdvo_restore,
+ .mode_valid = intel_sdvo_mode_valid,
+ .mode_fixup = intel_sdvo_mode_fixup,
+ .prepare = intel_output_prepare,
+ .mode_set = intel_sdvo_mode_set,
+ .commit = intel_output_commit,
+ .detect = intel_sdvo_detect,
+ .get_modes = intel_sdvo_get_modes,
+ .cleanup = intel_sdvo_destroy
+};
+
+void intel_sdvo_init(struct drm_device *dev, int output_device)
+{
+ struct drm_output *output;
+ struct intel_output *intel_output;
+ struct intel_sdvo_priv *sdvo_priv;
+ struct intel_i2c_chan *i2cbus = NULL;
+ int connector_type;
+ u8 ch[0x40];
+ int i;
+ int output_type, output_id;
+
+ output = drm_output_create(dev, &intel_sdvo_output_funcs,
+ DRM_MODE_OUTPUT_NONE);
+ if (!output)
+ return;
+
+ intel_output = kcalloc(sizeof(struct intel_output)+sizeof(struct intel_sdvo_priv), 1, GFP_KERNEL);
+ if (!intel_output) {
+ drm_output_destroy(output);
+ return;
+ }
+
+ sdvo_priv = (struct intel_sdvo_priv *)(intel_output + 1);
+ intel_output->type = INTEL_OUTPUT_SDVO;
+ output->driver_private = intel_output;
+ output->interlace_allowed = 0;
+ output->doublescan_allowed = 0;
+
+ /* setup the DDC bus. */
+ if (output_device == SDVOB)
+ i2cbus = intel_i2c_create(dev, GPIOE, "SDVOCTRL_E for SDVOB");
+ else
+ i2cbus = intel_i2c_create(dev, GPIOE, "SDVOCTRL_E for SDVOC");
+
+ if (i2cbus == NULL) {
+ drm_output_destroy(output);
+ return;
+ }
+
+ sdvo_priv->i2c_bus = i2cbus;
+
+ if (output_device == SDVOB) {
+ output_id = 1;
+ sdvo_priv->i2c_bus->slave_addr = 0x38;
+ } else {
+ output_id = 2;
+ sdvo_priv->i2c_bus->slave_addr = 0x39;
+ }
+
+ sdvo_priv->output_device = output_device;
+ sdvo_priv->hotplug_enabled = 0;
+ intel_output->i2c_bus = i2cbus;
+ intel_output->dev_priv = sdvo_priv;
+
+
+ /* Read the regs to test if we can talk to the device */
+ for (i = 0; i < 0x40; i++) {
+ if (!intel_sdvo_read_byte(output, i, &ch[i])) {
+ DRM_DEBUG("No SDVO device found on SDVO%c\n",
+ output_device == SDVOB ? 'B' : 'C');
+ drm_output_destroy(output);
+ return;
+ }
+ }
+
+ intel_sdvo_get_capabilities(output, &sdvo_priv->caps);
+
+ memset(&sdvo_priv->active_outputs, 0, sizeof(sdvo_priv->active_outputs));
+
+ /* TODO, CVBS, SVID, YPRPB & SCART outputs. */
+ if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB0)
+ {
+ sdvo_priv->active_outputs = SDVO_OUTPUT_RGB0;
+ output->subpixel_order = SubPixelHorizontalRGB;
+ output_type = DRM_MODE_OUTPUT_DAC;
+ connector_type = ConnectorVGA;
+ }
+ else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB1)
+ {
+ sdvo_priv->active_outputs = SDVO_OUTPUT_RGB1;
+ output->subpixel_order = SubPixelHorizontalRGB;
+ output_type = DRM_MODE_OUTPUT_DAC;
+ connector_type = ConnectorVGA;
+ }
+ else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0)
+ {
+ sdvo_priv->active_outputs = SDVO_OUTPUT_TMDS0;
+ output->subpixel_order = SubPixelHorizontalRGB;
+ output_type = DRM_MODE_OUTPUT_TMDS;
+ connector_type = ConnectorDVID;
+ }
+ else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS1)
+ {
+ sdvo_priv->active_outputs = SDVO_OUTPUT_TMDS1;
+ output->subpixel_order = SubPixelHorizontalRGB;
+ output_type = DRM_MODE_OUTPUT_TMDS;
+ connector_type = ConnectorDVID;
+ }
+ else
+ {
+ unsigned char bytes[2];
+
+ memcpy (bytes, &sdvo_priv->caps.output_flags, 2);
+ DRM_DEBUG("%s: No active RGB or TMDS outputs (0x%02x%02x)\n",
+ SDVO_NAME(sdvo_priv),
+ bytes[0], bytes[1]);
+ drm_output_destroy(output);
+ return;
+ }
+
+ output->output_type = output_type;
+ output->output_type_id = output_id;
+
+ /* Set the input timing to the screen. Assume always input 0. */
+ intel_sdvo_set_target_input(output, true, false);
+
+ intel_sdvo_get_input_pixel_clock_range(output,
+ &sdvo_priv->pixel_clock_min,
+ &sdvo_priv->pixel_clock_max);
+
+
+ DRM_DEBUG("%s device VID/DID: %02X:%02X.%02X, "
+ "clock range %dMHz - %dMHz, "
+ "input 1: %c, input 2: %c, "
+ "output 1: %c, output 2: %c\n",
+ SDVO_NAME(sdvo_priv),
+ sdvo_priv->caps.vendor_id, sdvo_priv->caps.device_id,
+ sdvo_priv->caps.device_rev_id,
+ sdvo_priv->pixel_clock_min / 1000,
+ sdvo_priv->pixel_clock_max / 1000,
+ (sdvo_priv->caps.sdvo_inputs_mask & 0x1) ? 'Y' : 'N',
+ (sdvo_priv->caps.sdvo_inputs_mask & 0x2) ? 'Y' : 'N',
+ /* check currently supported outputs */
+ sdvo_priv->caps.output_flags &
+ (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_RGB0) ? 'Y' : 'N',
+ sdvo_priv->caps.output_flags &
+ (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N');
+
+ intel_output->ddc_bus = i2cbus;
+
+ drm_output_attach_property(output, dev->mode_config.connector_type_property, connector_type);
+}
diff --git a/linux-core/intel_sdvo_regs.h b/linux-core/intel_sdvo_regs.h
new file mode 100644
index 00000000..a9d16711
--- /dev/null
+++ b/linux-core/intel_sdvo_regs.h
@@ -0,0 +1,328 @@
+/*
+ * Copyright © 2006-2007 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ */
+
+/**
+ * @file SDVO command definitions and structures.
+ */
+
+#define SDVO_OUTPUT_FIRST (0)
+#define SDVO_OUTPUT_TMDS0 (1 << 0)
+#define SDVO_OUTPUT_RGB0 (1 << 1)
+#define SDVO_OUTPUT_CVBS0 (1 << 2)
+#define SDVO_OUTPUT_SVID0 (1 << 3)
+#define SDVO_OUTPUT_YPRPB0 (1 << 4)
+#define SDVO_OUTPUT_SCART0 (1 << 5)
+#define SDVO_OUTPUT_LVDS0 (1 << 6)
+#define SDVO_OUTPUT_TMDS1 (1 << 8)
+#define SDVO_OUTPUT_RGB1 (1 << 9)
+#define SDVO_OUTPUT_CVBS1 (1 << 10)
+#define SDVO_OUTPUT_SVID1 (1 << 11)
+#define SDVO_OUTPUT_YPRPB1 (1 << 12)
+#define SDVO_OUTPUT_SCART1 (1 << 13)
+#define SDVO_OUTPUT_LVDS1 (1 << 14)
+#define SDVO_OUTPUT_LAST (14)
+
+struct intel_sdvo_caps {
+ u8 vendor_id;
+ u8 device_id;
+ u8 device_rev_id;
+ u8 sdvo_version_major;
+ u8 sdvo_version_minor;
+ unsigned int sdvo_inputs_mask:2;
+ unsigned int smooth_scaling:1;
+ unsigned int sharp_scaling:1;
+ unsigned int up_scaling:1;
+ unsigned int down_scaling:1;
+ unsigned int stall_support:1;
+ unsigned int pad:1;
+ u16 output_flags;
+} __attribute__((packed));
+
+/** This matches the EDID DTD structure, more or less */
+struct intel_sdvo_dtd {
+ struct {
+ u16 clock; /**< pixel clock, in 10kHz units */
+ u8 h_active; /**< lower 8 bits (pixels) */
+ u8 h_blank; /**< lower 8 bits (pixels) */
+ u8 h_high; /**< upper 4 bits each h_active, h_blank */
+ u8 v_active; /**< lower 8 bits (lines) */
+ u8 v_blank; /**< lower 8 bits (lines) */
+ u8 v_high; /**< upper 4 bits each v_active, v_blank */
+ } part1;
+
+ struct {
+ u8 h_sync_off; /**< lower 8 bits, from hblank start */
+ u8 h_sync_width; /**< lower 8 bits (pixels) */
+ /** lower 4 bits each vsync offset, vsync width */
+ u8 v_sync_off_width;
+ /**
+ * 2 high bits of hsync offset, 2 high bits of hsync width,
+ * bits 4-5 of vsync offset, and 2 high bits of vsync width.
+ */
+ u8 sync_off_width_high;
+ u8 dtd_flags;
+ u8 sdvo_flags;
+ /** bits 6-7 of vsync offset at bits 6-7 */
+ u8 v_sync_off_high;
+ u8 reserved;
+ } part2;
+} __attribute__((packed));
+
+struct intel_sdvo_pixel_clock_range {
+ u16 min; /**< pixel clock, in 10kHz units */
+ u16 max; /**< pixel clock, in 10kHz units */
+} __attribute__((packed));
+
+struct intel_sdvo_preferred_input_timing_args {
+ u16 clock;
+ u16 width;
+ u16 height;
+} __attribute__((packed));
+
+/* I2C registers for SDVO */
+#define SDVO_I2C_ARG_0 0x07
+#define SDVO_I2C_ARG_1 0x06
+#define SDVO_I2C_ARG_2 0x05
+#define SDVO_I2C_ARG_3 0x04
+#define SDVO_I2C_ARG_4 0x03
+#define SDVO_I2C_ARG_5 0x02
+#define SDVO_I2C_ARG_6 0x01
+#define SDVO_I2C_ARG_7 0x00
+#define SDVO_I2C_OPCODE 0x08
+#define SDVO_I2C_CMD_STATUS 0x09
+#define SDVO_I2C_RETURN_0 0x0a
+#define SDVO_I2C_RETURN_1 0x0b
+#define SDVO_I2C_RETURN_2 0x0c
+#define SDVO_I2C_RETURN_3 0x0d
+#define SDVO_I2C_RETURN_4 0x0e
+#define SDVO_I2C_RETURN_5 0x0f
+#define SDVO_I2C_RETURN_6 0x10
+#define SDVO_I2C_RETURN_7 0x11
+#define SDVO_I2C_VENDOR_BEGIN 0x20
+
+/* Status results */
+#define SDVO_CMD_STATUS_POWER_ON 0x0
+#define SDVO_CMD_STATUS_SUCCESS 0x1
+#define SDVO_CMD_STATUS_NOTSUPP 0x2
+#define SDVO_CMD_STATUS_INVALID_ARG 0x3
+#define SDVO_CMD_STATUS_PENDING 0x4
+#define SDVO_CMD_STATUS_TARGET_NOT_SPECIFIED 0x5
+#define SDVO_CMD_STATUS_SCALING_NOT_SUPP 0x6
+
+/* SDVO commands, argument/result registers */
+
+#define SDVO_CMD_RESET 0x01
+
+/** Returns a struct intel_sdvo_caps */
+#define SDVO_CMD_GET_DEVICE_CAPS 0x02
+
+#define SDVO_CMD_GET_FIRMWARE_REV 0x86
+# define SDVO_DEVICE_FIRMWARE_MINOR SDVO_I2C_RETURN_0
+# define SDVO_DEVICE_FIRMWARE_MAJOR SDVO_I2C_RETURN_1
+# define SDVO_DEVICE_FIRMWARE_PATCH SDVO_I2C_RETURN_2
+
+/**
+ * Reports which inputs are trained (managed to sync).
+ *
+ * Devices must have trained within 2 vsyncs of a mode change.
+ */
+#define SDVO_CMD_GET_TRAINED_INPUTS 0x03
+struct intel_sdvo_get_trained_inputs_response {
+ unsigned int input0_trained:1;
+ unsigned int input1_trained:1;
+ unsigned int pad:6;
+} __attribute__((packed));
+
+/** Returns a struct intel_sdvo_output_flags of active outputs. */
+#define SDVO_CMD_GET_ACTIVE_OUTPUTS 0x04
+
+/**
+ * Sets the current set of active outputs.
+ *
+ * Takes a struct intel_sdvo_output_flags. Must be preceded by a SET_IN_OUT_MAP
+ * on multi-output devices.
+ */
+#define SDVO_CMD_SET_ACTIVE_OUTPUTS 0x05
+
+/**
+ * Returns the current mapping of SDVO inputs to outputs on the device.
+ *
+ * Returns two struct intel_sdvo_output_flags structures.
+ */
+#define SDVO_CMD_GET_IN_OUT_MAP 0x06
+
+/**
+ * Sets the current mapping of SDVO inputs to outputs on the device.
+ *
+ * Takes two struct i380_sdvo_output_flags structures.
+ */
+#define SDVO_CMD_SET_IN_OUT_MAP 0x07
+
+/**
+ * Returns a struct intel_sdvo_output_flags of attached displays.
+ */
+#define SDVO_CMD_GET_ATTACHED_DISPLAYS 0x0b
+
+/**
+ * Returns a struct intel_sdvo_ouptut_flags of displays supporting hot plugging.
+ */
+#define SDVO_CMD_GET_HOT_PLUG_SUPPORT 0x0c
+
+/**
+ * Takes a struct intel_sdvo_output_flags.
+ */
+#define SDVO_CMD_SET_ACTIVE_HOT_PLUG 0x0d
+
+/**
+ * Returns a struct intel_sdvo_output_flags of displays with hot plug
+ * interrupts enabled.
+ */
+#define SDVO_CMD_GET_ACTIVE_HOT_PLUG 0x0e
+
+#define SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE 0x0f
+struct intel_sdvo_get_interrupt_event_source_response {
+ u16 interrupt_status;
+ unsigned int ambient_light_interrupt:1;
+ unsigned int pad:7;
+} __attribute__((packed));
+
+/**
+ * Selects which input is affected by future input commands.
+ *
+ * Commands affected include SET_INPUT_TIMINGS_PART[12],
+ * GET_INPUT_TIMINGS_PART[12], GET_PREFERRED_INPUT_TIMINGS_PART[12],
+ * GET_INPUT_PIXEL_CLOCK_RANGE, and CREATE_PREFERRED_INPUT_TIMINGS.
+ */
+#define SDVO_CMD_SET_TARGET_INPUT 0x10
+struct intel_sdvo_set_target_input_args {
+ unsigned int target_1:1;
+ unsigned int pad:7;
+} __attribute__((packed));
+
+/**
+ * Takes a struct intel_sdvo_output_flags of which outputs are targetted by
+ * future output commands.
+ *
+ * Affected commands inclue SET_OUTPUT_TIMINGS_PART[12],
+ * GET_OUTPUT_TIMINGS_PART[12], and GET_OUTPUT_PIXEL_CLOCK_RANGE.
+ */
+#define SDVO_CMD_SET_TARGET_OUTPUT 0x11
+
+#define SDVO_CMD_GET_INPUT_TIMINGS_PART1 0x12
+#define SDVO_CMD_GET_INPUT_TIMINGS_PART2 0x13
+#define SDVO_CMD_SET_INPUT_TIMINGS_PART1 0x14
+#define SDVO_CMD_SET_INPUT_TIMINGS_PART2 0x15
+#define SDVO_CMD_SET_OUTPUT_TIMINGS_PART1 0x16
+#define SDVO_CMD_SET_OUTPUT_TIMINGS_PART2 0x17
+#define SDVO_CMD_GET_OUTPUT_TIMINGS_PART1 0x18
+#define SDVO_CMD_GET_OUTPUT_TIMINGS_PART2 0x19
+/* Part 1 */
+# define SDVO_DTD_CLOCK_LOW SDVO_I2C_ARG_0
+# define SDVO_DTD_CLOCK_HIGH SDVO_I2C_ARG_1
+# define SDVO_DTD_H_ACTIVE SDVO_I2C_ARG_2
+# define SDVO_DTD_H_BLANK SDVO_I2C_ARG_3
+# define SDVO_DTD_H_HIGH SDVO_I2C_ARG_4
+# define SDVO_DTD_V_ACTIVE SDVO_I2C_ARG_5
+# define SDVO_DTD_V_BLANK SDVO_I2C_ARG_6
+# define SDVO_DTD_V_HIGH SDVO_I2C_ARG_7
+/* Part 2 */
+# define SDVO_DTD_HSYNC_OFF SDVO_I2C_ARG_0
+# define SDVO_DTD_HSYNC_WIDTH SDVO_I2C_ARG_1
+# define SDVO_DTD_VSYNC_OFF_WIDTH SDVO_I2C_ARG_2
+# define SDVO_DTD_SYNC_OFF_WIDTH_HIGH SDVO_I2C_ARG_3
+# define SDVO_DTD_DTD_FLAGS SDVO_I2C_ARG_4
+# define SDVO_DTD_DTD_FLAG_INTERLACED (1 << 7)
+# define SDVO_DTD_DTD_FLAG_STEREO_MASK (3 << 5)
+# define SDVO_DTD_DTD_FLAG_INPUT_MASK (3 << 3)
+# define SDVO_DTD_DTD_FLAG_SYNC_MASK (3 << 1)
+# define SDVO_DTD_SDVO_FLAS SDVO_I2C_ARG_5
+# define SDVO_DTD_SDVO_FLAG_STALL (1 << 7)
+# define SDVO_DTD_SDVO_FLAG_CENTERED (0 << 6)
+# define SDVO_DTD_SDVO_FLAG_UPPER_LEFT (1 << 6)
+# define SDVO_DTD_SDVO_FLAG_SCALING_MASK (3 << 4)
+# define SDVO_DTD_SDVO_FLAG_SCALING_NONE (0 << 4)
+# define SDVO_DTD_SDVO_FLAG_SCALING_SHARP (1 << 4)
+# define SDVO_DTD_SDVO_FLAG_SCALING_SMOOTH (2 << 4)
+# define SDVO_DTD_VSYNC_OFF_HIGH SDVO_I2C_ARG_6
+
+/**
+ * Generates a DTD based on the given width, height, and flags.
+ *
+ * This will be supported by any device supporting scaling or interlaced
+ * modes.
+ */
+#define SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING 0x1a
+# define SDVO_PREFERRED_INPUT_TIMING_CLOCK_LOW SDVO_I2C_ARG_0
+# define SDVO_PREFERRED_INPUT_TIMING_CLOCK_HIGH SDVO_I2C_ARG_1
+# define SDVO_PREFERRED_INPUT_TIMING_WIDTH_LOW SDVO_I2C_ARG_2
+# define SDVO_PREFERRED_INPUT_TIMING_WIDTH_HIGH SDVO_I2C_ARG_3
+# define SDVO_PREFERRED_INPUT_TIMING_HEIGHT_LOW SDVO_I2C_ARG_4
+# define SDVO_PREFERRED_INPUT_TIMING_HEIGHT_HIGH SDVO_I2C_ARG_5
+# define SDVO_PREFERRED_INPUT_TIMING_FLAGS SDVO_I2C_ARG_6
+# define SDVO_PREFERRED_INPUT_TIMING_FLAGS_INTERLACED (1 << 0)
+# define SDVO_PREFERRED_INPUT_TIMING_FLAGS_SCALED (1 << 1)
+
+#define SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1 0x1b
+#define SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2 0x1c
+
+/** Returns a struct intel_sdvo_pixel_clock_range */
+#define SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE 0x1d
+/** Returns a struct intel_sdvo_pixel_clock_range */
+#define SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE 0x1e
+
+/** Returns a byte bitfield containing SDVO_CLOCK_RATE_MULT_* flags */
+#define SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS 0x1f
+
+/** Returns a byte containing a SDVO_CLOCK_RATE_MULT_* flag */
+#define SDVO_CMD_GET_CLOCK_RATE_MULT 0x20
+/** Takes a byte containing a SDVO_CLOCK_RATE_MULT_* flag */
+#define SDVO_CMD_SET_CLOCK_RATE_MULT 0x21
+# define SDVO_CLOCK_RATE_MULT_1X (1 << 0)
+# define SDVO_CLOCK_RATE_MULT_2X (1 << 1)
+# define SDVO_CLOCK_RATE_MULT_4X (1 << 3)
+
+#define SDVO_CMD_GET_SUPPORTED_TV_FORMATS 0x27
+
+#define SDVO_CMD_GET_TV_FORMAT 0x28
+
+#define SDVO_CMD_SET_TV_FORMAT 0x29
+
+#define SDVO_CMD_GET_SUPPORTED_POWER_STATES 0x2a
+#define SDVO_CMD_GET_ENCODER_POWER_STATE 0x2b
+#define SDVO_CMD_SET_ENCODER_POWER_STATE 0x2c
+# define SDVO_ENCODER_STATE_ON (1 << 0)
+# define SDVO_ENCODER_STATE_STANDBY (1 << 1)
+# define SDVO_ENCODER_STATE_SUSPEND (1 << 2)
+# define SDVO_ENCODER_STATE_OFF (1 << 3)
+
+#define SDVO_CMD_SET_TV_RESOLUTION_SUPPORT 0x93
+
+#define SDVO_CMD_SET_CONTROL_BUS_SWITCH 0x7a
+# define SDVO_CONTROL_BUS_PROM 0x0
+# define SDVO_CONTROL_BUS_DDC1 0x1
+# define SDVO_CONTROL_BUS_DDC2 0x2
+# define SDVO_CONTROL_BUS_DDC3 0x3
+
diff --git a/linux-core/radeon_buffer.c b/linux-core/radeon_buffer.c
new file mode 100644
index 00000000..5dff1898
--- /dev/null
+++ b/linux-core/radeon_buffer.c
@@ -0,0 +1,263 @@
+/**************************************************************************
+ *
+ * Copyright 2007 Dave Airlie
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ *
+ **************************************************************************/
+/*
+ * Authors: Dave Airlie <airlied@linux.ie>
+ */
+
+#include "drmP.h"
+#include "radeon_drm.h"
+#include "radeon_drv.h"
+
+struct drm_ttm_backend *radeon_create_ttm_backend_entry(struct drm_device * dev)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ if(dev_priv->flags & RADEON_IS_AGP)
+ return drm_agp_init_ttm(dev);
+ else
+ return ati_pcigart_init_ttm(dev, &dev_priv->gart_info, radeon_gart_flush);
+}
+
+int radeon_fence_types(struct drm_buffer_object *bo, uint32_t * class, uint32_t * type)
+{
+ *class = 0;
+ if (bo->mem.flags & (DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE))
+ *type = 3;
+ else
+ *type = 1;
+ return 0;
+}
+
+int radeon_invalidate_caches(struct drm_device * dev, uint64_t flags)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
+
+ BEGIN_RING(4);
+ RADEON_FLUSH_CACHE();
+ RADEON_FLUSH_ZCACHE();
+ ADVANCE_RING();
+ return 0;
+}
+
+uint64_t radeon_evict_flags(struct drm_buffer_object *bo)
+{
+ switch (bo->mem.mem_type) {
+ case DRM_BO_MEM_LOCAL:
+ case DRM_BO_MEM_TT:
+ return DRM_BO_FLAG_MEM_LOCAL;
+ case DRM_BO_MEM_VRAM:
+ if (bo->mem.num_pages > 128)
+ return DRM_BO_MEM_TT;
+ else
+ return DRM_BO_MEM_LOCAL;
+ default:
+ return DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_CACHED;
+ }
+}
+
+int radeon_init_mem_type(struct drm_device * dev, uint32_t type,
+ struct drm_mem_type_manager * man)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ switch (type) {
+ case DRM_BO_MEM_LOCAL:
+ man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE |
+ _DRM_FLAG_MEMTYPE_CACHED;
+ man->drm_bus_maptype = 0;
+ break;
+ case DRM_BO_MEM_VRAM:
+ man->flags = _DRM_FLAG_MEMTYPE_FIXED | _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_NEEDS_IOREMAP;
+ man->io_addr = NULL;
+ man->drm_bus_maptype = _DRM_FRAME_BUFFER;
+ man->io_offset = drm_get_resource_start(dev, 0);
+ man->io_size = drm_get_resource_len(dev, 0);
+ break;
+ case DRM_BO_MEM_TT:
+ if (dev_priv->flags & RADEON_IS_AGP) {
+ if (!(drm_core_has_AGP(dev) && dev->agp)) {
+ DRM_ERROR("AGP is not enabled for memory type %u\n",
+ (unsigned)type);
+ return -EINVAL;
+ }
+ man->io_offset = dev->agp->agp_info.aper_base;
+ man->io_size = dev->agp->agp_info.aper_size * 1024 * 1024;
+ man->io_addr = NULL;
+ man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE |
+ _DRM_FLAG_MEMTYPE_CSELECT | _DRM_FLAG_NEEDS_IOREMAP;
+ man->drm_bus_maptype = _DRM_AGP;
+ } else {
+ man->io_offset = dev_priv->gart_vm_start;
+ man->io_size = dev_priv->gart_size;
+ man->io_addr = NULL;
+ man->flags = _DRM_FLAG_MEMTYPE_CSELECT | _DRM_FLAG_MEMTYPE_MAPPABLE | _DRM_FLAG_MEMTYPE_CMA;
+ man->drm_bus_maptype = _DRM_SCATTER_GATHER;
+ }
+ break;
+ default:
+ DRM_ERROR("Unsupported memory type %u\n", (unsigned)type);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static void radeon_emit_copy_blit(struct drm_device * dev,
+ uint32_t src_offset,
+ uint32_t dst_offset,
+ uint32_t pages, int direction)
+{
+ uint32_t cur_pages;
+ uint32_t stride = PAGE_SIZE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ uint32_t format, height;
+ RING_LOCALS;
+
+ if (!dev_priv)
+ return;
+
+ /* 32-bit copy format */
+ format = RADEON_COLOR_FORMAT_ARGB8888;
+
+ /* radeon limited to 16k stride */
+ stride &= 0x3fff;
+ while(pages > 0) {
+ cur_pages = pages;
+ if (cur_pages > 2048)
+ cur_pages = 2048;
+ pages -= cur_pages;
+
+ /* needs verification */
+ BEGIN_RING(7);
+ OUT_RING(CP_PACKET3(RADEON_CNTL_BITBLT_MULTI, 5));
+ OUT_RING(RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
+ RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_NONE |
+ (format << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_S |
+ RADEON_DP_SRC_SOURCE_MEMORY |
+ RADEON_GMC_CLR_CMP_CNTL_DIS | RADEON_GMC_WR_MSK_DIS);
+ if (direction) {
+ OUT_RING((stride << 22) | (src_offset >> 10));
+ OUT_RING((stride << 22) | (dst_offset >> 10));
+ } else {
+ OUT_RING((stride << 22) | (dst_offset >> 10));
+ OUT_RING((stride << 22) | (src_offset >> 10));
+ }
+ OUT_RING(0);
+ OUT_RING(pages); /* x - y */
+ OUT_RING((stride << 16) | cur_pages);
+ ADVANCE_RING();
+ }
+
+ BEGIN_RING(2);
+ RADEON_WAIT_UNTIL_2D_IDLE();
+ ADVANCE_RING();
+
+ return;
+}
+
+static int radeon_move_blit(struct drm_buffer_object * bo,
+ int evict, int no_wait, struct drm_bo_mem_reg *new_mem)
+{
+ struct drm_bo_mem_reg *old_mem = &bo->mem;
+ int dir = 0;
+
+ if ((old_mem->mem_type == new_mem->mem_type) &&
+ (new_mem->mm_node->start <
+ old_mem->mm_node->start + old_mem->mm_node->size)) {
+ dir = 1;
+ }
+
+ radeon_emit_copy_blit(bo->dev,
+ old_mem->mm_node->start << PAGE_SHIFT,
+ new_mem->mm_node->start << PAGE_SHIFT,
+ new_mem->num_pages, dir);
+
+
+ return drm_bo_move_accel_cleanup(bo, evict, no_wait, 0,
+ DRM_FENCE_TYPE_EXE |
+ DRM_RADEON_FENCE_TYPE_RW,
+ DRM_RADEON_FENCE_FLAG_FLUSHED, new_mem);
+}
+
+static int radeon_move_flip(struct drm_buffer_object * bo,
+ int evict, int no_wait, struct drm_bo_mem_reg * new_mem)
+{
+ struct drm_device *dev = bo->dev;
+ struct drm_bo_mem_reg tmp_mem;
+ int ret;
+
+ tmp_mem = *new_mem;
+ tmp_mem.mm_node = NULL;
+ tmp_mem.flags = DRM_BO_FLAG_MEM_TT |
+ DRM_BO_FLAG_CACHED | DRM_BO_FLAG_FORCE_CACHING;
+
+ ret = drm_bo_mem_space(bo, &tmp_mem, no_wait);
+ if (ret)
+ return ret;
+
+ ret = drm_ttm_bind(bo->ttm, &tmp_mem);
+ if (ret)
+ goto out_cleanup;
+
+ ret = radeon_move_blit(bo, 1, no_wait, &tmp_mem);
+ if (ret)
+ goto out_cleanup;
+
+ ret = drm_bo_move_ttm(bo, evict, no_wait, new_mem);
+out_cleanup:
+ if (tmp_mem.mm_node) {
+ mutex_lock(&dev->struct_mutex);
+ if (tmp_mem.mm_node != bo->pinned_node)
+ drm_mm_put_block(tmp_mem.mm_node);
+ tmp_mem.mm_node = NULL;
+ mutex_unlock(&dev->struct_mutex);
+ }
+ return ret;
+}
+
+int radeon_move(struct drm_buffer_object * bo,
+ int evict, int no_wait, struct drm_bo_mem_reg * new_mem)
+{
+ struct drm_bo_mem_reg *old_mem = &bo->mem;
+
+ DRM_DEBUG("\n");
+ if (old_mem->mem_type == DRM_BO_MEM_LOCAL) {
+ return drm_bo_move_memcpy(bo, evict, no_wait, new_mem);
+ } else if (new_mem->mem_type == DRM_BO_MEM_LOCAL) {
+ if (radeon_move_flip(bo, evict, no_wait, new_mem))
+ return drm_bo_move_memcpy(bo, evict, no_wait, new_mem);
+ } else {
+ if (radeon_move_blit(bo, evict, no_wait, new_mem))
+ return drm_bo_move_memcpy(bo, evict, no_wait, new_mem);
+ }
+ return 0;
+}
+
diff --git a/linux-core/radeon_drv.c b/linux-core/radeon_drv.c
index f0f3320e..355e4c22 100644
--- a/linux-core/radeon_drv.c
+++ b/linux-core/radeon_drv.c
@@ -56,6 +56,38 @@ static struct pci_device_id pciidlist[] = {
radeon_PCI_IDS
};
+
+#ifdef RADEON_HAVE_FENCE
+static struct drm_fence_driver radeon_fence_driver = {
+ .num_classes = 1,
+ .wrap_diff = (1 << 30),
+ .flush_diff = (1 << 29),
+ .sequence_mask = 0xffffffffU,
+ .lazy_capable = 1,
+ .emit = radeon_fence_emit_sequence,
+ .poke_flush = radeon_poke_flush,
+ .has_irq = radeon_fence_has_irq,
+};
+#endif
+#ifdef RADEON_HAVE_BUFFER
+
+static uint32_t radeon_mem_prios[] = {DRM_BO_MEM_VRAM, DRM_BO_MEM_TT, DRM_BO_MEM_LOCAL};
+static uint32_t radeon_busy_prios[] = {DRM_BO_MEM_TT, DRM_BO_MEM_VRAM, DRM_BO_MEM_LOCAL};
+
+static struct drm_bo_driver radeon_bo_driver = {
+ .mem_type_prio = radeon_mem_prios,
+ .mem_busy_prio = radeon_busy_prios,
+ .num_mem_type_prio = sizeof(radeon_mem_prios)/sizeof(uint32_t),
+ .num_mem_busy_prio = sizeof(radeon_busy_prios)/sizeof(uint32_t),
+ .create_ttm_backend_entry = radeon_create_ttm_backend_entry,
+ .fence_type = radeon_fence_types,
+ .invalidate_caches = radeon_invalidate_caches,
+ .init_mem_type = radeon_init_mem_type,
+ .evict_flags = radeon_evict_flags,
+ .move = radeon_move,
+};
+#endif
+
static int probe(struct pci_dev *pdev, const struct pci_device_id *ent);
static struct drm_driver driver = {
.driver_features =
@@ -101,6 +133,13 @@ static struct drm_driver driver = {
.remove = __devexit_p(drm_cleanup_pci),
},
+#ifdef RADEON_HAVE_FENCE
+ .fence_driver = &radeon_fence_driver,
+#endif
+#ifdef RADEON_HAVE_BUFFER
+ .bo_driver = &radeon_bo_driver,
+#endif
+
.name = DRIVER_NAME,
.desc = DRIVER_DESC,
.date = DRIVER_DATE,
diff --git a/linux-core/radeon_fence.c b/linux-core/radeon_fence.c
new file mode 100644
index 00000000..682f0bee
--- /dev/null
+++ b/linux-core/radeon_fence.c
@@ -0,0 +1,125 @@
+/**************************************************************************
+ *
+ * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ *
+ **************************************************************************/
+/*
+ * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com>
+ */
+
+#include "drmP.h"
+#include "drm.h"
+#include "radeon_drm.h"
+#include "radeon_drv.h"
+
+/*
+ * Implements an intel sync flush operation.
+ */
+
+static void radeon_perform_flush(struct drm_device * dev)
+{
+ drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private;
+ struct drm_fence_manager *fm = &dev->fm;
+ struct drm_fence_class_manager *fc = &dev->fm.fence_class[0];
+ struct drm_fence_driver *driver = dev->driver->fence_driver;
+ uint32_t pending_flush_types = 0;
+ uint32_t sequence;
+
+ if (!dev_priv)
+ return;
+
+ pending_flush_types = fc->pending_flush |
+ ((fc->pending_exe_flush) ? DRM_FENCE_TYPE_EXE : 0);
+
+ if (pending_flush_types) {
+ sequence = READ_BREADCRUMB(dev_priv);
+
+ drm_fence_handler(dev, 0, sequence, pending_flush_types, 0);
+ }
+
+ return;
+}
+
+void radeon_poke_flush(struct drm_device * dev, uint32_t class)
+{
+ struct drm_fence_manager *fm = &dev->fm;
+ unsigned long flags;
+
+ if (class != 0)
+ return;
+
+ write_lock_irqsave(&fm->lock, flags);
+ radeon_perform_flush(dev);
+ write_unlock_irqrestore(&fm->lock, flags);
+}
+
+int radeon_fence_emit_sequence(struct drm_device *dev, uint32_t class,
+ uint32_t flags, uint32_t *sequence,
+ uint32_t *native_type)
+{
+ drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private;
+ RING_LOCALS;
+
+ if (!dev_priv)
+ return -EINVAL;
+
+ *native_type = DRM_FENCE_TYPE_EXE;
+ if (flags & DRM_RADEON_FENCE_FLAG_FLUSHED) {
+ *native_type |= DRM_RADEON_FENCE_TYPE_RW;
+
+ BEGIN_RING(4);
+
+ RADEON_FLUSH_CACHE();
+ RADEON_FLUSH_ZCACHE();
+ ADVANCE_RING();
+ }
+
+ radeon_emit_irq(dev);
+ *sequence = (uint32_t) dev_priv->counter;
+
+
+ return 0;
+}
+
+void radeon_fence_handler(struct drm_device * dev)
+{
+ struct drm_fence_manager *fm = &dev->fm;
+
+ write_lock(&fm->lock);
+ radeon_perform_flush(dev);
+ write_unlock(&fm->lock);
+}
+
+int radeon_fence_has_irq(struct drm_device *dev, uint32_t class, uint32_t flags)
+{
+ /*
+ * We have an irq that tells us when we have a new breadcrumb.
+ */
+
+ if (class == 0 && flags == DRM_FENCE_TYPE_EXE)
+ return 1;
+
+ return 0;
+}
diff --git a/linux-core/radeon_ms.h b/linux-core/radeon_ms.h
new file mode 120000
index 00000000..da340c5d
--- /dev/null
+++ b/linux-core/radeon_ms.h
@@ -0,0 +1 @@
+../shared-core/radeon_ms.h \ No newline at end of file
diff --git a/linux-core/radeon_ms_bo.c b/linux-core/radeon_ms_bo.c
new file mode 120000
index 00000000..d05df59f
--- /dev/null
+++ b/linux-core/radeon_ms_bo.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_bo.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_bus.c b/linux-core/radeon_ms_bus.c
new file mode 120000
index 00000000..50f649d0
--- /dev/null
+++ b/linux-core/radeon_ms_bus.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_bus.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_combios.c b/linux-core/radeon_ms_combios.c
new file mode 120000
index 00000000..d7b99958
--- /dev/null
+++ b/linux-core/radeon_ms_combios.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_combios.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_combios.h b/linux-core/radeon_ms_combios.h
new file mode 120000
index 00000000..5b19c708
--- /dev/null
+++ b/linux-core/radeon_ms_combios.h
@@ -0,0 +1 @@
+../shared-core/radeon_ms_combios.h \ No newline at end of file
diff --git a/linux-core/radeon_ms_compat.c b/linux-core/radeon_ms_compat.c
new file mode 100644
index 00000000..6efdc786
--- /dev/null
+++ b/linux-core/radeon_ms_compat.c
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2007 Dave Airlie
+ * Copyright 2007 Alex Deucher
+ * Copyright 2007 Michel Dänzer
+ * Copyright 2007 Roland Scheidegger
+ * Copyright 2007 Vladimir Dergachev
+ * Copyright 2007 Nicolai Haehnle
+ * Copyright 2007 Aapo Tahkola
+ * Copyright 2007 Ben Skeggs
+ * Copyright 2007 Jérôme Glisse
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+/*
+ * Authors:
+ * Jerome Glisse <glisse@freedesktop.org>
+ */
+#include "drmP.h"
+#include "drm.h"
+#include "radeon_ms.h"
+
+/**
+ * Called whenever a 32-bit process running under a 64-bit kernel
+ * performs an ioctl on /dev/dri/card<n>.
+
+ * \param filp file pointer.
+ * \param cmd command.
+ * \param arg user argument.
+ * \return zero on success or negative number on failure.
+ */
+long radeon_ms_compat_ioctl(struct file *filp, unsigned int cmd,
+ unsigned long arg)
+{
+ unsigned int nr = DRM_IOCTL_NR(cmd);
+ drm_ioctl_compat_t *fn = NULL;
+ int ret;
+
+ if (nr < DRM_COMMAND_BASE)
+ return drm_compat_ioctl(filp, cmd, arg);
+
+ lock_kernel();
+ if (fn != NULL)
+ ret = (*fn)(filp, cmd, arg);
+ else
+ ret = drm_ioctl(filp->f_dentry->d_inode, filp, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
diff --git a/linux-core/radeon_ms_cp.c b/linux-core/radeon_ms_cp.c
new file mode 120000
index 00000000..6aee3e6e
--- /dev/null
+++ b/linux-core/radeon_ms_cp.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_cp.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_cp_mc.c b/linux-core/radeon_ms_cp_mc.c
new file mode 120000
index 00000000..0ae1a647
--- /dev/null
+++ b/linux-core/radeon_ms_cp_mc.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_cp_mc.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_crtc.c b/linux-core/radeon_ms_crtc.c
new file mode 120000
index 00000000..31f11447
--- /dev/null
+++ b/linux-core/radeon_ms_crtc.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_crtc.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_dac.c b/linux-core/radeon_ms_dac.c
new file mode 120000
index 00000000..cb523cfb
--- /dev/null
+++ b/linux-core/radeon_ms_dac.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_dac.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_drm.c b/linux-core/radeon_ms_drm.c
new file mode 120000
index 00000000..8bbf19a5
--- /dev/null
+++ b/linux-core/radeon_ms_drm.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_drm.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_drm.h b/linux-core/radeon_ms_drm.h
new file mode 120000
index 00000000..5d9d7319
--- /dev/null
+++ b/linux-core/radeon_ms_drm.h
@@ -0,0 +1 @@
+../shared-core/radeon_ms_drm.h \ No newline at end of file
diff --git a/linux-core/radeon_ms_drv.c b/linux-core/radeon_ms_drv.c
new file mode 100644
index 00000000..d7b0eecc
--- /dev/null
+++ b/linux-core/radeon_ms_drv.c
@@ -0,0 +1,143 @@
+/*
+ * Copyright 2007 Jerome Glisse.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+/*
+ * Authors:
+ * Jerome Glisse <glisse@freedesktop.org>
+ */
+#include "drm_pciids.h"
+#include "radeon_ms.h"
+
+extern struct drm_fence_driver radeon_ms_fence_driver;
+extern struct drm_bo_driver radeon_ms_bo_driver;
+extern struct drm_ioctl_desc radeon_ms_ioctls[];
+extern int radeon_ms_num_ioctls;
+
+static int radeon_ms_driver_dri_library_name(struct drm_device * dev,
+ char * buf);
+static int radeon_ms_driver_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent);
+
+static struct pci_device_id pciidlist[] = {
+ radeon_ms_PCI_IDS
+};
+
+static struct drm_driver driver = {
+ .load = radeon_ms_driver_load,
+ .firstopen = NULL,
+ .open = radeon_ms_driver_open,
+ .preclose = NULL,
+ .postclose = NULL,
+ .lastclose = radeon_ms_driver_lastclose,
+ .unload = radeon_ms_driver_unload,
+ .dma_ioctl = radeon_ms_driver_dma_ioctl,
+ .dma_ready = NULL,
+ .dma_quiescent = NULL,
+ .context_ctor = NULL,
+ .context_dtor = NULL,
+ .kernel_context_switch = NULL,
+ .kernel_context_switch_unlock = NULL,
+ .dri_library_name = radeon_ms_driver_dri_library_name,
+ .device_is_agp = NULL,
+ .irq_handler = radeon_ms_irq_handler,
+ .irq_preinstall = radeon_ms_irq_preinstall,
+ .irq_postinstall = radeon_ms_irq_postinstall,
+ .irq_uninstall = radeon_ms_irq_uninstall,
+ .reclaim_buffers = drm_core_reclaim_buffers,
+ .reclaim_buffers_locked = NULL,
+ .reclaim_buffers_idlelocked = NULL,
+ .get_map_ofs = drm_core_get_map_ofs,
+ .get_reg_ofs = drm_core_get_reg_ofs,
+ .set_version = NULL,
+ .fb_probe = radeonfb_probe,
+ .fb_remove = radeonfb_remove,
+ .fence_driver = &radeon_ms_fence_driver,
+ .bo_driver = &radeon_ms_bo_driver,
+ .major = DRIVER_MAJOR,
+ .minor = DRIVER_MINOR,
+ .patchlevel = DRIVER_PATCHLEVEL,
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = DRIVER_DATE,
+ .driver_features =
+ DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
+ DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
+ .dev_priv_size = 0,
+ .ioctls = radeon_ms_ioctls,
+ .num_ioctls = 0,
+ .fops = {
+ .owner = THIS_MODULE,
+ .open = drm_open,
+ .release = drm_release,
+ .ioctl = drm_ioctl,
+ .mmap = drm_mmap,
+ .poll = drm_poll,
+ .fasync = drm_fasync,
+#if defined(CONFIG_COMPAT) && LINUX_VERSION_CODE > KERNEL_VERSION(2,6,9)
+ .compat_ioctl = radeon_ms_compat_ioctl,
+#endif
+ },
+ .pci_driver = {
+ .name = DRIVER_NAME,
+ .id_table = pciidlist,
+ .probe = radeon_ms_driver_probe,
+ .remove = __devexit_p(drm_cleanup_pci),
+ },
+};
+
+static int radeon_ms_driver_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ return drm_get_dev(pdev, ent, &driver);
+}
+
+static int radeon_ms_driver_dri_library_name(struct drm_device * dev,
+ char * buf)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ int ret;
+
+ switch (dev_priv->family) {
+ default:
+ ret = snprintf(buf, PAGE_SIZE, "\n");
+ }
+ return ret;
+}
+
+static void __exit radeon_ms_driver_exit(void)
+{
+ drm_exit(&driver);
+}
+
+static int __init radeon_ms_driver_init(void)
+{
+ driver.num_ioctls = radeon_ms_num_ioctls;
+ return drm_init(&driver, pciidlist);
+}
+
+module_init(radeon_ms_driver_init);
+module_exit(radeon_ms_driver_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL and additional rights");
diff --git a/linux-core/radeon_ms_drv.h b/linux-core/radeon_ms_drv.h
new file mode 100644
index 00000000..529f9c42
--- /dev/null
+++ b/linux-core/radeon_ms_drv.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2007 Dave Airlie
+ * Copyright 2007 Alex Deucher
+ * Copyright 2007 Michel Dänzer
+ * Copyright 2007 Roland Scheidegger
+ * Copyright 2007 Vladimir Dergachev
+ * Copyright 2007 Nicolai Haehnle
+ * Copyright 2007 Aapo Tahkola
+ * Copyright 2007 Ben Skeggs
+ * Copyright 2007 Jérôme Glisse
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * 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
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+/*
+ * Authors:
+ * Jérôme Glisse <glisse@freedesktop.org>
+ */
+#ifndef __RADEON_MS_DRV_H__
+#define __RADEON_MS_DRV_H__
+
+#include <linux/i2c.h>
+#include <linux/i2c-id.h>
+#include <linux/i2c-algo-bit.h>
+#include "drm.h"
+#include "drmP.h"
+
+#endif
diff --git a/linux-core/radeon_ms_exec.c b/linux-core/radeon_ms_exec.c
new file mode 120000
index 00000000..cb397fbf
--- /dev/null
+++ b/linux-core/radeon_ms_exec.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_exec.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_family.c b/linux-core/radeon_ms_family.c
new file mode 120000
index 00000000..1f12e092
--- /dev/null
+++ b/linux-core/radeon_ms_family.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_family.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_fb.c b/linux-core/radeon_ms_fb.c
new file mode 100644
index 00000000..fc9e99ec
--- /dev/null
+++ b/linux-core/radeon_ms_fb.c
@@ -0,0 +1,457 @@
+/*
+ * Copyright © 2007 David Airlie
+ * Copyright © 2007 Jerome Glisse
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL ATI, VA LINUX SYSTEMS AND/OR
+ * THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/mm.h>
+#include <linux/tty.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+
+#include "drmP.h"
+#include "drm.h"
+#include "drm_crtc.h"
+#include "radeon_ms.h"
+
+struct radeonfb_par {
+ struct drm_device *dev;
+ struct drm_crtc *crtc;
+ struct drm_display_mode *fb_mode;
+};
+
+static int radeonfb_setcolreg(unsigned regno, unsigned red,
+ unsigned green, unsigned blue,
+ unsigned transp, struct fb_info *info)
+{
+ struct radeonfb_par *par = info->par;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_crtc *crtc = par->crtc;
+
+ if (regno > 255) {
+ return 1;
+ }
+ if (crtc->funcs->gamma_set) {
+ crtc->funcs->gamma_set(crtc, red, green, blue, regno);
+ }
+ if (regno < 16) {
+ switch (fb->depth) {
+ case 15:
+ fb->pseudo_palette[regno] = ((red & 0xf800) >> 1) |
+ ((green & 0xf800) >> 6) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 16:
+ fb->pseudo_palette[regno] = (red & 0xf800) |
+ ((green & 0xfc00) >> 5) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 24:
+ case 32:
+ fb->pseudo_palette[regno] = ((red & 0xff00) << 8) |
+ (green & 0xff00) |
+ ((blue & 0xff00) >> 8);
+ break;
+ }
+ }
+ return 0;
+}
+
+static int radeonfb_check_var(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ struct radeonfb_par *par = info->par;
+ struct drm_framebuffer *fb = par->crtc->fb;
+
+ if (!var->pixclock)
+ return -EINVAL;
+
+ /* Need to resize the fb object !!! */
+ if (var->xres > fb->width || var->yres > fb->height) {
+ DRM_ERROR("Requested width/height is greater than "
+ "current fb object %dx%d > %dx%d\n",
+ var->xres, var->yres, fb->width, fb->height);
+ DRM_ERROR("Need resizing code.\n");
+ return -EINVAL;
+ }
+
+ switch (var->bits_per_pixel) {
+ case 16:
+ if (var->green.length == 5) {
+ var->red.offset = 10;
+ var->green.offset = 5;
+ var->blue.offset = 0;
+ var->red.length = 5;
+ var->green.length = 5;
+ var->blue.length = 5;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ } else {
+ var->red.offset = 11;
+ var->green.offset = 6;
+ var->blue.offset = 0;
+ var->red.length = 5;
+ var->green.length = 6;
+ var->blue.length = 5;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ }
+ break;
+ case 32:
+ if (var->transp.length) {
+ var->red.offset = 16;
+ var->green.offset = 8;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 8;
+ var->transp.offset = 24;
+ } else {
+ var->red.offset = 16;
+ var->green.offset = 8;
+ var->blue.offset = 0;
+ var->red.length = 8;
+ var->green.length = 8;
+ var->blue.length = 8;
+ var->transp.length = 0;
+ var->transp.offset = 0;
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static bool radeonfb_mode_equal(struct drm_display_mode *mode1,
+ struct drm_display_mode *mode2)
+{
+ if (mode1->hdisplay == mode2->hdisplay &&
+ mode1->hsync_start == mode2->hsync_start &&
+ mode1->hsync_end == mode2->hsync_end &&
+ mode1->htotal == mode2->htotal &&
+ mode1->hskew == mode2->hskew &&
+ mode1->vdisplay == mode2->vdisplay &&
+ mode1->vsync_start == mode2->vsync_start &&
+ mode1->vsync_end == mode2->vsync_end &&
+ mode1->vtotal == mode2->vtotal &&
+ mode1->vscan == mode2->vscan &&
+ mode1->flags == mode2->flags) {
+ /* FIXME: what about adding a margin for clock ? */
+ if (mode1->clock == mode2->clock)
+ return true;
+ return false;
+ }
+
+ return false;
+}
+
+static int radeonfb_set_par(struct fb_info *info)
+{
+ struct radeonfb_par *par = info->par;
+ struct drm_framebuffer *fb = par->crtc->fb;
+ struct drm_device *dev = par->dev;
+ struct drm_display_mode *drm_mode, *search_mode;
+ struct drm_output *output;
+ struct fb_var_screeninfo *var = &info->var;
+ int found = 0;
+
+ switch (var->bits_per_pixel) {
+ case 16:
+ fb->depth = (var->green.length == 6) ? 16 : 15;
+ break;
+ case 32:
+ fb->depth = (var->transp.length > 0) ? 32 : 24;
+ break;
+ default:
+ return -EINVAL;
+ }
+ fb->bits_per_pixel = var->bits_per_pixel;
+
+ info->fix.line_length = fb->pitch;
+ info->fix.smem_len = info->fix.line_length * fb->height;
+ info->fix.visual = FB_VISUAL_TRUECOLOR;
+ info->screen_size = info->fix.smem_len; /* ??? */
+
+ /* Should we walk the output's modelist or just create our own ???
+ * For now, we create and destroy a mode based on the incoming
+ * parameters. But there's commented out code below which scans
+ * the output list too.
+ */
+ drm_mode = drm_mode_create(dev);
+ drm_mode->hdisplay = var->xres;
+ drm_mode->hsync_start = drm_mode->hdisplay + var->right_margin;
+ drm_mode->hsync_end = drm_mode->hsync_start + var->hsync_len;
+ drm_mode->htotal = drm_mode->hsync_end + var->left_margin;
+ drm_mode->vdisplay = var->yres;
+ drm_mode->vsync_start = drm_mode->vdisplay + var->lower_margin;
+ drm_mode->vsync_end = drm_mode->vsync_start + var->vsync_len;
+ drm_mode->vtotal = drm_mode->vsync_end + var->upper_margin;
+ drm_mode->clock = PICOS2KHZ(var->pixclock);
+ drm_mode->vrefresh = drm_mode_vrefresh(drm_mode);
+ drm_mode_set_name(drm_mode);
+ drm_mode_set_crtcinfo(drm_mode, CRTC_INTERLACE_HALVE_V);
+
+ list_for_each_entry(output, &dev->mode_config.output_list, head) {
+ if (output->crtc == par->crtc)
+ break;
+ }
+
+ drm_mode_debug_printmodeline(dev, drm_mode);
+ list_for_each_entry(search_mode, &output->modes, head) {
+ drm_mode_debug_printmodeline(dev, search_mode);
+ if (radeonfb_mode_equal(drm_mode, search_mode)) {
+ drm_mode_destroy(dev, drm_mode);
+ drm_mode = search_mode;
+ found = 1;
+ break;
+ }
+ }
+
+ if (!found) {
+ if (par->fb_mode) {
+ drm_mode_detachmode_crtc(dev, par->fb_mode);
+ }
+ par->fb_mode = drm_mode;
+ drm_mode_debug_printmodeline(dev, drm_mode);
+ /* attach mode */
+ drm_mode_attachmode_crtc(dev, par->crtc, par->fb_mode);
+ }
+
+ if (par->crtc->enabled) {
+ if (!drm_mode_equal(&par->crtc->mode, drm_mode)) {
+ if (!drm_crtc_set_mode(par->crtc, drm_mode, 0, 0)) {
+ return -EINVAL;
+ }
+ }
+ }
+
+ return 0;
+}
+
+static struct fb_ops radeonfb_ops = {
+ .owner = THIS_MODULE,
+ // .fb_open = radeonfb_open,
+ // .fb_read = radeonfb_read,
+ // .fb_write = radeonfb_write,
+ // .fb_release = radeonfb_release,
+ // .fb_ioctl = radeonfb_ioctl,
+ .fb_check_var = radeonfb_check_var,
+ .fb_set_par = radeonfb_set_par,
+ .fb_setcolreg = radeonfb_setcolreg,
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea,
+ .fb_imageblit = cfb_imageblit,
+};
+
+int radeonfb_probe(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct fb_info *info;
+ struct radeonfb_par *par;
+ struct device *device = &dev->pdev->dev;
+ struct drm_framebuffer *fb;
+ struct drm_display_mode *mode = crtc->desired_mode;
+ int ret;
+
+ info = framebuffer_alloc(sizeof(struct radeonfb_par), device);
+ if (!info){
+ DRM_INFO("[radeon_ms] framebuffer_alloc failed\n");
+ return -EINVAL;
+ }
+
+ fb = drm_framebuffer_create(dev);
+ if (!fb) {
+ framebuffer_release(info);
+ DRM_ERROR("[radeon_ms] failed to allocate fb.\n");
+ return -EINVAL;
+ }
+ crtc->fb = fb;
+
+ fb->width = crtc->desired_mode->hdisplay;
+ fb->height = crtc->desired_mode->vdisplay;
+ fb->bits_per_pixel = 32;
+ fb->pitch = fb->width * ((fb->bits_per_pixel + 1) / 8);
+ fb->depth = 24;
+ /* one page alignment should be fine for constraint (micro|macro tiling,
+ * bit depth, color buffer offset, ...) */
+ ret = drm_buffer_object_create(dev, fb->width * fb->height * 4,
+ drm_bo_type_kernel,
+ DRM_BO_FLAG_READ |
+ DRM_BO_FLAG_WRITE |
+ DRM_BO_FLAG_NO_EVICT |
+ DRM_BO_FLAG_MEM_VRAM,
+ DRM_BO_HINT_DONT_FENCE,
+ 1,
+ 0,
+ &fb->bo);
+ if (ret || fb->bo == NULL) {
+ DRM_ERROR("[radeon_ms] failed to allocate framebuffer\n");
+ drm_framebuffer_destroy(fb);
+ framebuffer_release(info);
+ return -EINVAL;
+ }
+
+ fb->offset = fb->bo->offset;
+ DRM_INFO("[radeon_ms] framebuffer %dx%d at 0x%08lX\n",
+ fb->width, fb->height, fb->bo->offset);
+
+ fb->fbdev = info;
+ par = info->par;
+ par->dev = dev;
+ par->crtc = crtc;
+ info->fbops = &radeonfb_ops;
+ strcpy(info->fix.id, "radeonfb");
+ info->fix.type = FB_TYPE_PACKED_PIXELS;
+ info->fix.visual = FB_VISUAL_TRUECOLOR;
+ info->fix.type_aux = 0;
+ info->fix.xpanstep = 8;
+ info->fix.ypanstep = 1;
+ info->fix.ywrapstep = 0;
+ info->fix.accel = FB_ACCEL_ATI_RADEON;
+ info->fix.type_aux = 0;
+ info->fix.mmio_start = 0;
+ info->fix.mmio_len = 0;
+ info->fix.line_length = fb->pitch;
+ info->fix.smem_start = fb->offset + dev->mode_config.fb_base;
+ info->fix.smem_len = info->fix.line_length * fb->height;
+ info->flags = FBINFO_DEFAULT;
+ DRM_INFO("[radeon_ms] fb physical start : 0x%lX\n", info->fix.smem_start);
+ DRM_INFO("[radeon_ms] fb physical size : %d\n", info->fix.smem_len);
+
+ ret = drm_mem_reg_ioremap(dev, &fb->bo->mem, &fb->virtual_base);
+ if (ret) {
+ DRM_ERROR("error mapping fb: %d\n", ret);
+ }
+
+ info->screen_base = fb->virtual_base;
+ info->screen_size = info->fix.smem_len; /* FIXME */
+ info->pseudo_palette = fb->pseudo_palette;
+ info->var.xres_virtual = fb->width;
+ info->var.yres_virtual = fb->height;
+ info->var.bits_per_pixel = fb->bits_per_pixel;
+ info->var.xoffset = 0;
+ info->var.yoffset = 0;
+ info->var.activate = FB_ACTIVATE_NOW;
+ info->var.height = -1;
+ info->var.width = -1;
+ info->var.vmode = FB_VMODE_NONINTERLACED;
+
+ info->var.xres = mode->hdisplay;
+ info->var.right_margin = mode->hsync_start - mode->hdisplay;
+ info->var.hsync_len = mode->hsync_end - mode->hsync_start;
+ info->var.left_margin = mode->htotal - mode->hsync_end;
+ info->var.yres = mode->vdisplay;
+ info->var.lower_margin = mode->vsync_start - mode->vdisplay;
+ info->var.vsync_len = mode->vsync_end - mode->vsync_start;
+ info->var.upper_margin = mode->vtotal - mode->vsync_end;
+ info->var.pixclock = 10000000 / mode->htotal * 1000 /
+ mode->vtotal * 100;
+ /* avoid overflow */
+ info->var.pixclock = info->var.pixclock * 1000 / mode->vrefresh;
+
+ info->pixmap.size = 64*1024;
+ info->pixmap.buf_align = 8;
+ info->pixmap.access_align = 32;
+ info->pixmap.flags = FB_PIXMAP_SYSTEM;
+ info->pixmap.scan_align = 1;
+
+ DRM_DEBUG("fb depth is %d\n", fb->depth);
+ DRM_DEBUG(" pitch is %d\n", fb->pitch);
+ switch(fb->depth) {
+ case 15:
+ info->var.red.offset = 10;
+ info->var.green.offset = 5;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 5;
+ info->var.transp.offset = 15;
+ info->var.transp.length = 1;
+ break;
+ case 16:
+ info->var.red.offset = 11;
+ info->var.green.offset = 5;
+ info->var.blue.offset = 0;
+ info->var.red.length = 5;
+ info->var.green.length = 6;
+ info->var.blue.length = 5;
+ info->var.transp.offset = 0;
+ break;
+ case 24:
+ info->var.red.offset = 16;
+ info->var.green.offset = 8;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 8;
+ info->var.transp.offset = 0;
+ info->var.transp.length = 0;
+ break;
+ case 32:
+ info->var.red.offset = 16;
+ info->var.green.offset = 8;
+ info->var.blue.offset = 0;
+ info->var.red.length = info->var.green.length =
+ info->var.blue.length = 8;
+ info->var.transp.offset = 24;
+ info->var.transp.length = 8;
+ break;
+ default:
+ DRM_ERROR("only support 15, 16, 24 or 32bits per pixel "
+ "got %d\n", fb->depth);
+ return -EINVAL;
+ break;
+ }
+
+ if (register_framebuffer(info) < 0) {
+ return -EINVAL;
+ }
+
+ DRM_INFO("[radeon_ms] fb%d: %s frame buffer device\n", info->node,
+ info->fix.id);
+ return 0;
+}
+EXPORT_SYMBOL(radeonfb_probe);
+
+int radeonfb_remove(struct drm_device *dev, struct drm_crtc *crtc)
+{
+ struct drm_framebuffer *fb = crtc->fb;
+ struct fb_info *info = fb->fbdev;
+
+ if (info) {
+ unregister_framebuffer(info);
+ framebuffer_release(info);
+ drm_mem_reg_iounmap(dev, &fb->bo->mem, fb->virtual_base);
+ drm_bo_usage_deref_unlocked(&fb->bo);
+ drm_framebuffer_destroy(fb);
+ }
+ return 0;
+}
+EXPORT_SYMBOL(radeonfb_remove);
+MODULE_LICENSE("GPL");
diff --git a/linux-core/radeon_ms_fence.c b/linux-core/radeon_ms_fence.c
new file mode 120000
index 00000000..383cc070
--- /dev/null
+++ b/linux-core/radeon_ms_fence.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_fence.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_gpu.c b/linux-core/radeon_ms_gpu.c
new file mode 120000
index 00000000..fa5e05bf
--- /dev/null
+++ b/linux-core/radeon_ms_gpu.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_gpu.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_i2c.c b/linux-core/radeon_ms_i2c.c
new file mode 120000
index 00000000..1863e6d6
--- /dev/null
+++ b/linux-core/radeon_ms_i2c.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_i2c.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_irq.c b/linux-core/radeon_ms_irq.c
new file mode 120000
index 00000000..c4e60ba6
--- /dev/null
+++ b/linux-core/radeon_ms_irq.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_irq.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_output.c b/linux-core/radeon_ms_output.c
new file mode 120000
index 00000000..6a38b671
--- /dev/null
+++ b/linux-core/radeon_ms_output.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_output.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_properties.c b/linux-core/radeon_ms_properties.c
new file mode 120000
index 00000000..e2e0dc0b
--- /dev/null
+++ b/linux-core/radeon_ms_properties.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_properties.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_properties.h b/linux-core/radeon_ms_properties.h
new file mode 120000
index 00000000..59783e89
--- /dev/null
+++ b/linux-core/radeon_ms_properties.h
@@ -0,0 +1 @@
+../shared-core/radeon_ms_properties.h \ No newline at end of file
diff --git a/linux-core/radeon_ms_reg.h b/linux-core/radeon_ms_reg.h
new file mode 120000
index 00000000..24b01b42
--- /dev/null
+++ b/linux-core/radeon_ms_reg.h
@@ -0,0 +1 @@
+../shared-core/radeon_ms_reg.h \ No newline at end of file
diff --git a/linux-core/radeon_ms_rom.c b/linux-core/radeon_ms_rom.c
new file mode 120000
index 00000000..80f5f606
--- /dev/null
+++ b/linux-core/radeon_ms_rom.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_rom.c \ No newline at end of file
diff --git a/linux-core/radeon_ms_rom.h b/linux-core/radeon_ms_rom.h
new file mode 120000
index 00000000..f20e42be
--- /dev/null
+++ b/linux-core/radeon_ms_rom.h
@@ -0,0 +1 @@
+../shared-core/radeon_ms_rom.h \ No newline at end of file
diff --git a/linux-core/radeon_ms_state.c b/linux-core/radeon_ms_state.c
new file mode 120000
index 00000000..2d2e2ef7
--- /dev/null
+++ b/linux-core/radeon_ms_state.c
@@ -0,0 +1 @@
+../shared-core/radeon_ms_state.c \ No newline at end of file