From da63f4ba0f15c3ae614eba92c8219670c674727e Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Sat, 22 Sep 2007 13:34:33 +0200 Subject: Add fence error member. Modify the TTM backend bind arguments. Export a number of functions needed for driver-specific super-ioctls. Add a function to map buffer objects from the kernel, regardless of where they're currently placed. A number of error fixes. --- linux-core/drm_objects.h | 146 +++++++++++++++++++++++++++++++++++++---------- 1 file changed, 117 insertions(+), 29 deletions(-) (limited to 'linux-core/drm_objects.h') diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h index 096041d7..25072dbe 100644 --- a/linux-core/drm_objects.h +++ b/linux-core/drm_objects.h @@ -32,6 +32,7 @@ #define _DRM_OBJECTS_H struct drm_device; +struct drm_bo_mem_reg; /*************************************************** * User space objects. (drm_object.c) @@ -42,10 +43,14 @@ struct drm_device; enum drm_object_type { drm_fence_type, drm_buffer_type, - drm_ttm_type /* * Add other user space object types here. */ + drm_driver_type0 = 256, + drm_driver_type1, + drm_driver_type2, + drm_driver_type3, + drm_driver_type4 }; /* @@ -156,6 +161,7 @@ struct drm_fence_object { uint32_t sequence; uint32_t flush_mask; uint32_t submitted_flush; + uint32_t error; }; #define _DRM_FENCE_CLASSES 8 @@ -192,7 +198,7 @@ struct drm_fence_driver { }; extern void drm_fence_handler(struct drm_device *dev, uint32_t class, - uint32_t sequence, uint32_t type); + uint32_t sequence, uint32_t type, uint32_t error); extern void drm_fence_manager_init(struct drm_device *dev); extern void drm_fence_manager_takedown(struct drm_device *dev); extern void drm_fence_flush_old(struct drm_device *dev, uint32_t class, @@ -210,6 +216,12 @@ extern int drm_fence_object_wait(struct drm_fence_object * fence, extern int drm_fence_object_create(struct drm_device *dev, uint32_t type, uint32_t fence_flags, uint32_t class, struct drm_fence_object ** c_fence); +extern int drm_fence_object_emit(struct drm_fence_object * fence, + uint32_t fence_flags, uint32_t class, + uint32_t type); +extern void drm_fence_fill_arg(struct drm_fence_object *fence, + struct drm_fence_arg *arg); + extern int drm_fence_add_user_object(struct drm_file * priv, struct drm_fence_object * fence, int shareable); @@ -258,23 +270,22 @@ struct drm_ttm_backend_func { unsigned long num_pages, struct page ** pages); void (*clear) (struct drm_ttm_backend * backend); int (*bind) (struct drm_ttm_backend * backend, - unsigned long offset, int cached); + struct drm_bo_mem_reg * bo_mem); int (*unbind) (struct drm_ttm_backend * backend); void (*destroy) (struct drm_ttm_backend * backend); }; -struct drm_ttm_backend { - uint32_t flags; - int mem_type; - struct drm_ttm_backend_func *func; -}; +typedef struct drm_ttm_backend { + struct drm_device *dev; + uint32_t flags; + struct drm_ttm_backend_func *func; +} drm_ttm_backend_t; struct drm_ttm { struct page **pages; uint32_t page_flags; unsigned long num_pages; - unsigned long aper_offset; atomic_t vma_count; struct drm_device *dev; int destroy; @@ -290,11 +301,13 @@ struct drm_ttm { }; extern struct drm_ttm *drm_ttm_init(struct drm_device *dev, unsigned long size); -extern int drm_bind_ttm(struct drm_ttm * ttm, int cached, unsigned long aper_offset); +extern int drm_bind_ttm(struct drm_ttm * ttm, struct drm_bo_mem_reg *bo_mem); extern void drm_ttm_unbind(struct drm_ttm * ttm); extern void drm_ttm_evict(struct drm_ttm * ttm); extern void drm_ttm_fixup_caching(struct drm_ttm * ttm); extern struct page *drm_ttm_get_page(struct drm_ttm * ttm, int index); +extern void drm_ttm_cache_flush(void); +extern int drm_ttm_populate(struct drm_ttm * ttm); /* * Destroy a ttm. The user normally calls drmRmMap or a similar IOCTL to do this, @@ -333,6 +346,8 @@ struct drm_bo_mem_reg { uint32_t mem_type; uint64_t flags; uint64_t mask; + uint32_t desired_tile_stride; + uint32_t hw_tile_stride; }; struct drm_buffer_object { @@ -356,10 +371,13 @@ struct drm_buffer_object { uint32_t fence_type; uint32_t fence_class; + uint32_t new_fence_type; + uint32_t new_fence_class; struct drm_fence_object *fence; uint32_t priv_flags; wait_queue_head_t event_queue; struct mutex mutex; + unsigned long num_pages; /* For pinned buffers */ int pinned; @@ -368,7 +386,6 @@ struct drm_buffer_object { struct list_head pinned_lru; /* For vm */ - struct drm_ttm *ttm; struct drm_map_list map_list; uint32_t memory_type; @@ -395,6 +412,7 @@ struct drm_mem_type_manager { struct list_head pinned; uint32_t flags; uint32_t drm_bus_maptype; + unsigned long gpu_offset; unsigned long io_offset; unsigned long io_size; void *io_addr; @@ -434,7 +452,8 @@ struct drm_bo_driver { uint32_t num_mem_busy_prio; struct drm_ttm_backend *(*create_ttm_backend_entry) (struct drm_device * dev); - int (*fence_type) (struct drm_buffer_object *bo, uint32_t * type); + int (*fence_type) (struct drm_buffer_object *bo, uint32_t *fclass, + uint32_t * type); int (*invalidate_caches) (struct drm_device * dev, uint64_t flags); int (*init_mem_type) (struct drm_device * dev, uint32_t type, struct drm_mem_type_manager * man); @@ -472,32 +491,44 @@ extern int drm_bo_pci_offset(struct drm_device *dev, extern int drm_mem_reg_is_pci(struct drm_device *dev, struct drm_bo_mem_reg * mem); extern void drm_bo_usage_deref_locked(struct drm_buffer_object ** bo); -extern int drm_fence_buffer_objects(struct drm_file * priv, +extern void drm_bo_usage_deref_unlocked(struct drm_buffer_object ** bo); +extern void drm_putback_buffer_objects(struct drm_device *dev); +extern int drm_fence_buffer_objects(struct drm_device * dev, struct list_head *list, uint32_t fence_flags, struct drm_fence_object * fence, struct drm_fence_object ** used_fence); extern void drm_bo_add_to_lru(struct drm_buffer_object * bo); +extern int drm_buffer_object_create(struct drm_device *dev, unsigned long size, + enum drm_bo_type type, uint64_t mask, + uint32_t hint, uint32_t page_alignment, + unsigned long buffer_start, + struct drm_buffer_object **bo); extern int drm_bo_wait(struct drm_buffer_object * bo, int lazy, int ignore_signals, int no_wait); extern int drm_bo_mem_space(struct drm_buffer_object * bo, struct drm_bo_mem_reg * mem, int no_wait); extern int drm_bo_move_buffer(struct drm_buffer_object * bo, uint32_t new_mem_flags, int no_wait, int move_unfenced); -extern int drm_buffer_object_create(struct drm_device *dev, unsigned long size, - enum drm_bo_type type, uint64_t mask, - uint32_t hint, uint32_t page_alignment, - unsigned long buffer_start, - struct drm_buffer_object **bo); -extern int drm_bo_init_mm(struct drm_device *dev, unsigned type, +extern int drm_bo_clean_mm(struct drm_device * dev, unsigned mem_type); +extern int drm_bo_init_mm(struct drm_device * dev, unsigned type, unsigned long p_offset, unsigned long p_size); -extern int drm_bo_clean_mm(struct drm_device *dev, unsigned mem_type); -extern int drm_bo_add_user_object(struct drm_file *file_priv, - struct drm_buffer_object *bo, int sharable); -extern void drm_bo_usage_deref_unlocked(struct drm_buffer_object **bo); +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, + 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, + uint32_t handle, + int check_owner); +extern int drm_bo_do_validate(struct drm_buffer_object *bo, + uint64_t flags, uint64_t mask, uint32_t hint, + uint32_t fence_class, + int no_wait, + struct drm_bo_info_rep *rep); /* - * Buffer object memory move helpers. + * Buffer object memory move- and map helpers. * drm_bo_move.c */ @@ -513,11 +544,69 @@ extern int drm_bo_move_accel_cleanup(struct drm_buffer_object * bo, uint32_t fence_type, uint32_t fence_flags, struct drm_bo_mem_reg * new_mem); +extern int drm_bo_same_page(unsigned long offset, unsigned long offset2); +extern unsigned long drm_bo_offset_end(unsigned long offset, + unsigned long end); -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); +struct drm_bo_kmap_obj { + void *virtual; + struct page *page; + enum { + bo_map_iomap, + bo_map_vmap, + bo_map_kmap, + bo_map_premapped, + } bo_kmap_type; +}; + +static inline void *drm_bmo_virtual(struct drm_bo_kmap_obj *map, int *is_iomem) +{ + *is_iomem = (map->bo_kmap_type == bo_map_iomap || + map->bo_kmap_type == bo_map_premapped); + return map->virtual; +} +extern void drm_bo_kunmap(struct drm_bo_kmap_obj *map); +extern int drm_bo_kmap(struct drm_buffer_object *bo, unsigned long start_page, + unsigned long num_pages, struct drm_bo_kmap_obj *map); + + +/* + * drm_regman.c + */ + +struct drm_reg { + struct list_head head; + struct drm_fence_object *fence; + uint32_t fence_type; + uint32_t new_fence_type; +}; + +struct drm_reg_manager { + struct list_head free; + struct list_head lru; + struct list_head unfenced; + + int (*reg_reusable)(const struct drm_reg *reg, const void *data); + void (*reg_destroy)(struct drm_reg *reg); +}; + +extern int drm_regs_alloc(struct drm_reg_manager *manager, + const void *data, + uint32_t fence_class, + uint32_t fence_type, + int interruptible, + int no_wait, + struct drm_reg **reg); + +extern void drm_regs_fence(struct drm_reg_manager *regs, + struct drm_fence_object *fence); + +extern void drm_regs_free(struct drm_reg_manager *manager); +extern void drm_regs_add(struct drm_reg_manager *manager, struct drm_reg *reg); +extern void drm_regs_init(struct drm_reg_manager *manager, + int (*reg_reusable)(const struct drm_reg *, + const void *), + void (*reg_destroy)(struct drm_reg *)); #ifdef CONFIG_DEBUG_MUTEXES #define DRM_ASSERT_LOCKED(_mutex) \ @@ -526,5 +615,4 @@ extern void drm_mem_reg_iounmap(struct drm_device *dev, #else #define DRM_ASSERT_LOCKED(_mutex) #endif - #endif -- cgit v1.2.3