diff options
Diffstat (limited to 'linux-core/drm_objects.h')
| -rw-r--r-- | linux-core/drm_objects.h | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h index 726ccbe2..0b937dc0 100644 --- a/linux-core/drm_objects.h +++ b/linux-core/drm_objects.h @@ -43,6 +43,7 @@ struct drm_bo_mem_reg; enum drm_object_type { drm_fence_type, drm_buffer_type, + drm_lock_type, /* * Add other user space object types here. */ @@ -377,7 +378,6 @@ struct drm_buffer_object { unsigned long num_pages; /* For pinned buffers */ - int pinned; struct drm_mm_node *pinned_node; uint32_t pinned_mem_type; struct list_head pinned_lru; @@ -415,6 +415,13 @@ struct drm_mem_type_manager { void *io_addr; }; +struct drm_bo_lock { + struct drm_user_object base; + wait_queue_head_t queue; + atomic_t write_lock_pending; + atomic_t readers; +}; + #define _DRM_FLAG_MEMTYPE_FIXED 0x00000001 /* Fixed (on-card) PCI memory */ #define _DRM_FLAG_MEMTYPE_MAPPABLE 0x00000002 /* Memory mappable */ #define _DRM_FLAG_MEMTYPE_CACHED 0x00000004 /* Cached binding */ @@ -424,8 +431,8 @@ struct drm_mem_type_manager { #define _DRM_FLAG_MEMTYPE_CSELECT 0x00000020 /* Select caching */ struct drm_buffer_manager { - struct mutex init_mutex; - struct mutex evict_mutex; + struct drm_bo_lock bm_lock; + struct mutex evict_mutex; int nice_mode; int initialized; struct drm_file *last_to_validate; @@ -471,9 +478,7 @@ extern int drm_bo_reference_ioctl(struct drm_device *dev, void *data, struct drm 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); -extern int drm_bo_op_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -int drm_bo_set_pin_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); - +extern int drm_bo_setstatus_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mm_init_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mm_takedown_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mm_lock_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -513,6 +518,7 @@ extern int drm_bo_init_mm(struct drm_device * dev, unsigned type, extern int drm_bo_handle_validate(struct drm_file * file_priv, uint32_t handle, uint32_t fence_class, uint64_t flags, uint64_t mask, uint32_t hint, + int use_old_fence_class, struct drm_bo_info_rep * rep, struct drm_buffer_object **bo_rep); extern struct drm_buffer_object *drm_lookup_buffer_object(struct drm_file * file_priv, @@ -605,6 +611,21 @@ extern void drm_regs_init(struct drm_reg_manager *manager, const void *), void (*reg_destroy)(struct drm_reg *)); +/* + * drm_bo_lock.c + * Simple replacement for the hardware lock on buffer manager init and clean. + */ + + +extern void drm_bo_init_lock(struct drm_bo_lock *lock); +extern void drm_bo_read_unlock(struct drm_bo_lock *lock); +extern int drm_bo_read_lock(struct drm_bo_lock *lock); +extern int drm_bo_write_lock(struct drm_bo_lock *lock, + struct drm_file *file_priv); + +extern int drm_bo_write_unlock(struct drm_bo_lock *lock, + struct drm_file *file_priv); + #ifdef CONFIG_DEBUG_MUTEXES #define DRM_ASSERT_LOCKED(_mutex) \ BUG_ON(!mutex_is_locked(_mutex) || \ |