diff options
Diffstat (limited to 'include/drm/drm_mm.h')
-rw-r--r-- | include/drm/drm_mm.h | 93 |
1 files changed, 78 insertions, 15 deletions
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index 564b14aa7e1..06d7f798a08 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h @@ -50,6 +50,7 @@ struct drm_mm_node { unsigned scanned_next_free : 1; unsigned scanned_preceeds_hole : 1; unsigned allocated : 1; + unsigned long color; unsigned long start; unsigned long size; struct drm_mm *mm; @@ -66,6 +67,7 @@ struct drm_mm { spinlock_t unused_lock; unsigned int scan_check_range : 1; unsigned scan_alignment; + unsigned long scan_color; unsigned long scan_size; unsigned long scan_hit_start; unsigned scan_hit_size; @@ -73,6 +75,9 @@ struct drm_mm { unsigned long scan_start; unsigned long scan_end; struct drm_mm_node *prev_scanned_node; + + void (*color_adjust)(struct drm_mm_node *node, unsigned long color, + unsigned long *start, unsigned long *end); }; static inline bool drm_mm_node_allocated(struct drm_mm_node *node) @@ -100,11 +105,13 @@ static inline bool drm_mm_initialized(struct drm_mm *mm) extern struct drm_mm_node *drm_mm_get_block_generic(struct drm_mm_node *node, unsigned long size, unsigned alignment, + unsigned long color, int atomic); extern struct drm_mm_node *drm_mm_get_block_range_generic( struct drm_mm_node *node, unsigned long size, unsigned alignment, + unsigned long color, unsigned long start, unsigned long end, int atomic); @@ -112,13 +119,13 @@ static inline struct drm_mm_node *drm_mm_get_block(struct drm_mm_node *parent, unsigned long size, unsigned alignment) { - return drm_mm_get_block_generic(parent, size, alignment, 0); + return drm_mm_get_block_generic(parent, size, alignment, 0, 0); } static inline struct drm_mm_node *drm_mm_get_block_atomic(struct drm_mm_node *parent, unsigned long size, unsigned alignment) { - return drm_mm_get_block_generic(parent, size, alignment, 1); + return drm_mm_get_block_generic(parent, size, alignment, 0, 1); } static inline struct drm_mm_node *drm_mm_get_block_range( struct drm_mm_node *parent, @@ -127,8 +134,19 @@ static inline struct drm_mm_node *drm_mm_get_block_range( unsigned long start, unsigned long end) { - return drm_mm_get_block_range_generic(parent, size, alignment, - start, end, 0); + return drm_mm_get_block_range_generic(parent, size, alignment, 0, + start, end, 0); +} +static inline struct drm_mm_node *drm_mm_get_color_block_range( + struct drm_mm_node *parent, + unsigned long size, + unsigned alignment, + unsigned long color, + unsigned long start, + unsigned long end) +{ + return drm_mm_get_block_range_generic(parent, size, alignment, color, + start, end, 0); } static inline struct drm_mm_node *drm_mm_get_block_atomic_range( struct drm_mm_node *parent, @@ -137,7 +155,7 @@ static inline struct drm_mm_node *drm_mm_get_block_atomic_range( unsigned long start, unsigned long end) { - return drm_mm_get_block_range_generic(parent, size, alignment, + return drm_mm_get_block_range_generic(parent, size, alignment, 0, start, end, 1); } extern int drm_mm_insert_node(struct drm_mm *mm, struct drm_mm_node *node, @@ -149,18 +167,59 @@ extern int drm_mm_insert_node_in_range(struct drm_mm *mm, extern void drm_mm_put_block(struct drm_mm_node *cur); extern void drm_mm_remove_node(struct drm_mm_node *node); extern void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new); -extern struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, - unsigned long size, - unsigned alignment, - int best_match); -extern struct drm_mm_node *drm_mm_search_free_in_range( +extern struct drm_mm_node *drm_mm_search_free_generic(const struct drm_mm *mm, + unsigned long size, + unsigned alignment, + unsigned long color, + bool best_match); +extern struct drm_mm_node *drm_mm_search_free_in_range_generic( + const struct drm_mm *mm, + unsigned long size, + unsigned alignment, + unsigned long color, + unsigned long start, + unsigned long end, + bool best_match); +static inline struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, + unsigned long size, + unsigned alignment, + bool best_match) +{ + return drm_mm_search_free_generic(mm,size, alignment, 0, best_match); +} +static inline struct drm_mm_node *drm_mm_search_free_in_range( const struct drm_mm *mm, unsigned long size, unsigned alignment, unsigned long start, unsigned long end, - int best_match); -extern int drm_mm_init(struct drm_mm *mm, unsigned long start, + bool best_match) +{ + return drm_mm_search_free_in_range_generic(mm, size, alignment, 0, + start, end, best_match); +} +static inline struct drm_mm_node *drm_mm_search_free_color(const struct drm_mm *mm, + unsigned long size, + unsigned alignment, + unsigned long color, + bool best_match) +{ + return drm_mm_search_free_generic(mm,size, alignment, color, best_match); +} +static inline struct drm_mm_node *drm_mm_search_free_in_range_color( + const struct drm_mm *mm, + unsigned long size, + unsigned alignment, + unsigned long color, + unsigned long start, + unsigned long end, + bool best_match) +{ + return drm_mm_search_free_in_range_generic(mm, size, alignment, color, + start, end, best_match); +} +extern int drm_mm_init(struct drm_mm *mm, + unsigned long start, unsigned long size); extern void drm_mm_takedown(struct drm_mm *mm); extern int drm_mm_clean(struct drm_mm *mm); @@ -171,10 +230,14 @@ static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block) return block->mm; } -void drm_mm_init_scan(struct drm_mm *mm, unsigned long size, - unsigned alignment); -void drm_mm_init_scan_with_range(struct drm_mm *mm, unsigned long size, +void drm_mm_init_scan(struct drm_mm *mm, + unsigned long size, + unsigned alignment, + unsigned long color); +void drm_mm_init_scan_with_range(struct drm_mm *mm, + unsigned long size, unsigned alignment, + unsigned long color, unsigned long start, unsigned long end); int drm_mm_scan_add_block(struct drm_mm_node *node); |