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authorChris Wilson <chris@chris-wilson.co.uk>2012-11-15 11:32:16 +0000
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-11-30 23:20:09 +0100
commit5973c7ee519e2a240c68b290a1836bdb25ed3701 (patch)
tree3d9138cd36bb494eeeda9b6db3b50b12f870e809 /include/drm/drm_mm.h
parentacd15b6cc20f85bcef9e08b6ed4f142c34791c32 (diff)
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drm: Introduce drm_mm_create_block()
To be used later by i915 to preallocate exact blocks of space from the range manager. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Dave Airlie <airlied@redhat.com> Acked-by: Dave Airlie <airlied@redhat.com> Cc: dri-devel@lists.freedesktop.org Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/drm/drm_mm.h')
-rw-r--r--include/drm/drm_mm.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h
index 06d7f798a08c..4020f9661c3c 100644
--- a/include/drm/drm_mm.h
+++ b/include/drm/drm_mm.h
@@ -102,6 +102,10 @@ static inline bool drm_mm_initialized(struct drm_mm *mm)
/*
* Basic range manager support (drm_mm.c)
*/
+extern struct drm_mm_node *drm_mm_create_block(struct drm_mm *mm,
+ unsigned long start,
+ unsigned long size,
+ bool atomic);
extern struct drm_mm_node *drm_mm_get_block_generic(struct drm_mm_node *node,
unsigned long size,
unsigned alignment,