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authorDaniel Vetter <daniel.vetter@ffwll.ch>2010-09-16 15:13:11 +0200
committerChris Wilson <chris@chris-wilson.co.uk>2010-10-27 23:31:04 +0100
commitd935cc61d466f6cc7514032835f4fc379cb7e2ca (patch)
treec2ebcf0d6abe581a7a88fa87029d4a3bd55e80b7 /include/drm
parent3cce469cab880ef8990d2d16d745bf85443fc998 (diff)
downloadop-kernel-dev-d935cc61d466f6cc7514032835f4fc379cb7e2ca.zip
op-kernel-dev-d935cc61d466f6cc7514032835f4fc379cb7e2ca.tar.gz
drm_mm: add support for range-restricted fair-lru scans
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_mm.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h
index bf01531..e391777 100644
--- a/include/drm/drm_mm.h
+++ b/include/drm/drm_mm.h
@@ -62,11 +62,14 @@ struct drm_mm {
struct list_head unused_nodes;
int num_unused;
spinlock_t unused_lock;
+ unsigned int scan_check_range : 1;
unsigned scan_alignment;
unsigned long scan_size;
unsigned long scan_hit_start;
unsigned scan_hit_size;
unsigned scanned_blocks;
+ unsigned long scan_start;
+ unsigned long scan_end;
};
/*
@@ -145,6 +148,10 @@ static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block)
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,
+ unsigned alignment,
+ unsigned long start,
+ unsigned long end);
int drm_mm_scan_add_block(struct drm_mm_node *node);
int drm_mm_scan_remove_block(struct drm_mm_node *node);
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