diff options
| author | Jerome Glisse <jglisse@redhat.com> | 2009-12-07 09:52:56 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-10 00:09:01 -0500 |
| commit | a2e68e92d384d37c8cc6bb7206d43b1eb9bc3f08 (patch) | |
| tree | 5050cb18d00830a3f80ad650f8c16ed40953399c /include | |
| parent | cf2f05d30dacab32e6866347be6cbfa4030b33b7 (diff) | |
drm: Add search/get functions to get a block in a specific range
These are required for changes to TTM.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drm_mm.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index 62329f9a42cb..b40b2f062039 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h | |||
| @@ -66,6 +66,13 @@ extern struct drm_mm_node *drm_mm_get_block_generic(struct drm_mm_node *node, | |||
| 66 | unsigned long size, | 66 | unsigned long size, |
| 67 | unsigned alignment, | 67 | unsigned alignment, |
| 68 | int atomic); | 68 | int atomic); |
| 69 | extern struct drm_mm_node *drm_mm_get_block_range_generic( | ||
| 70 | struct drm_mm_node *node, | ||
| 71 | unsigned long size, | ||
| 72 | unsigned alignment, | ||
| 73 | unsigned long start, | ||
| 74 | unsigned long end, | ||
| 75 | int atomic); | ||
| 69 | static inline struct drm_mm_node *drm_mm_get_block(struct drm_mm_node *parent, | 76 | static inline struct drm_mm_node *drm_mm_get_block(struct drm_mm_node *parent, |
| 70 | unsigned long size, | 77 | unsigned long size, |
| 71 | unsigned alignment) | 78 | unsigned alignment) |
| @@ -78,11 +85,38 @@ static inline struct drm_mm_node *drm_mm_get_block_atomic(struct drm_mm_node *pa | |||
| 78 | { | 85 | { |
| 79 | return drm_mm_get_block_generic(parent, size, alignment, 1); | 86 | return drm_mm_get_block_generic(parent, size, alignment, 1); |
| 80 | } | 87 | } |
| 88 | static inline struct drm_mm_node *drm_mm_get_block_range( | ||
| 89 | struct drm_mm_node *parent, | ||
| 90 | unsigned long size, | ||
| 91 | unsigned alignment, | ||
| 92 | unsigned long start, | ||
| 93 | unsigned long end) | ||
| 94 | { | ||
| 95 | return drm_mm_get_block_range_generic(parent, size, alignment, | ||
| 96 | start, end, 0); | ||
| 97 | } | ||
| 98 | static inline struct drm_mm_node *drm_mm_get_block_atomic_range( | ||
| 99 | struct drm_mm_node *parent, | ||
| 100 | unsigned long size, | ||
| 101 | unsigned alignment, | ||
| 102 | unsigned long start, | ||
| 103 | unsigned long end) | ||
| 104 | { | ||
| 105 | return drm_mm_get_block_range_generic(parent, size, alignment, | ||
| 106 | start, end, 1); | ||
| 107 | } | ||
| 81 | extern void drm_mm_put_block(struct drm_mm_node *cur); | 108 | extern void drm_mm_put_block(struct drm_mm_node *cur); |
| 82 | extern struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, | 109 | extern struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, |
| 83 | unsigned long size, | 110 | unsigned long size, |
| 84 | unsigned alignment, | 111 | unsigned alignment, |
| 85 | int best_match); | 112 | int best_match); |
| 113 | extern struct drm_mm_node *drm_mm_search_free_in_range( | ||
| 114 | const struct drm_mm *mm, | ||
| 115 | unsigned long size, | ||
| 116 | unsigned alignment, | ||
| 117 | unsigned long start, | ||
| 118 | unsigned long end, | ||
| 119 | int best_match); | ||
| 86 | extern int drm_mm_init(struct drm_mm *mm, unsigned long start, | 120 | extern int drm_mm_init(struct drm_mm *mm, unsigned long start, |
| 87 | unsigned long size); | 121 | unsigned long size); |
| 88 | extern void drm_mm_takedown(struct drm_mm *mm); | 122 | extern void drm_mm_takedown(struct drm_mm *mm); |