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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2012-12-07 20:37:06 +0000 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-12-18 21:55:25 +0100 |
| commit | b81034506fc9b879cb726feb01342be0cdbe6e25 (patch) | |
| tree | 5fba979473159b2786b77cea622cce9581454760 /include/drm/drm_mm.h | |
| parent | b0a2658acb5bf9ca86b4aab011b7106de3af0add (diff) | |
| download | lwn-b81034506fc9b879cb726feb01342be0cdbe6e25.tar.gz lwn-b81034506fc9b879cb726feb01342be0cdbe6e25.zip | |
drm: Export routines for inserting preallocated nodes into the mm manager
Required by i915 in order to avoid the allocation in the middle of
manipulating the drm_mm lists.
Use a pair of stubs to preserve the existing EXPORT_SYMBOLs for
backporting; to be removed later.
Cc: Dave Airlie <airlied@redhat.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
[danvet: bikeshedded-away the atomic parameter, it's not yet used
anywhere.]
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/drm/drm_mm.h')
| -rw-r--r-- | include/drm/drm_mm.h | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index 06d7f798a08c..0f4a366f6fa6 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h @@ -158,12 +158,29 @@ static inline struct drm_mm_node *drm_mm_get_block_atomic_range( 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, - unsigned long size, unsigned alignment); + +extern int drm_mm_insert_node(struct drm_mm *mm, + struct drm_mm_node *node, + unsigned long size, + unsigned alignment); extern int drm_mm_insert_node_in_range(struct drm_mm *mm, struct drm_mm_node *node, - unsigned long size, unsigned alignment, - unsigned long start, unsigned long end); + unsigned long size, + unsigned alignment, + unsigned long start, + unsigned long end); +extern int drm_mm_insert_node_generic(struct drm_mm *mm, + struct drm_mm_node *node, + unsigned long size, + unsigned alignment, + unsigned long color); +extern int drm_mm_insert_node_in_range_generic(struct drm_mm *mm, + struct drm_mm_node *node, + unsigned long size, + unsigned alignment, + unsigned long color, + unsigned long start, + unsigned long end); 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); |