Displaying 3 results from an estimated 3 matches for "tags_free".
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abs_free
2013 Jul 18
0
[PATCH 10/11] drm/nvc0/fb: Take lock in nvc0_ram_put()
...uveau/core/subdev/fb/ramnvc0.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvc0.c
@@ -33,11 +33,18 @@ void
nvc0_ram_put(struct nouveau_fb *pfb, struct nouveau_mem **pmem)
{
struct nouveau_ltcg *ltcg = nouveau_ltcg(pfb);
+ struct nouveau_mem *mem = *pmem;
- if ((*pmem)->tag)
- ltcg->tags_free(ltcg, &(*pmem)->tag);
+ *pmem = NULL;
+ if(unlikely(mem == NULL))
+ return;
- nv50_ram_put(pfb, pmem);
+ mutex_lock(&pfb->base.mutex);
+ if (mem->tag)
+ ltcg->tags_free(ltcg, &mem->tag);
+ mutex_unlock(&pfb->base.mutex);
+
+ nv50_ram_put(pfb, &mem);
}
i...
2013 Jul 19
0
[PATCH 10/11] drm/nvc0/fb: Take lock in nvc0_ram_put()
...uveau/core/subdev/fb/ramnvc0.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvc0.c
@@ -33,11 +33,19 @@ void
nvc0_ram_put(struct nouveau_fb *pfb, struct nouveau_mem **pmem)
{
struct nouveau_ltcg *ltcg = nouveau_ltcg(pfb);
+ struct nouveau_mem *mem = *pmem;
- if ((*pmem)->tag)
- ltcg->tags_free(ltcg, &(*pmem)->tag);
+ *pmem = NULL;
+ if (unlikely(mem == NULL))
+ return;
- nv50_ram_put(pfb, pmem);
+ mutex_lock(&pfb->base.mutex);
+ if (mem->tag)
+ ltcg->tags_free(ltcg, &mem->tag);
+ __nv50_ram_put(pfb, mem);
+ mutex_unlock(&pfb->base.mutex);
+
+ kfree(m...
2013 Mar 27
3
[PATCH 1/4] drm/nvc0: implement VRAM compression
...include/subdev/ltcg.h
@@ -4,8 +4,15 @@
#include <core/subdev.h>
#include <core/device.h>
+struct nouveau_mm_node;
+
struct nouveau_ltcg {
struct nouveau_subdev base;
+
+ int (*tags_alloc)(struct nouveau_ltcg *, u32 count,
+ struct nouveau_mm_node **);
+ void (*tags_free)(struct nouveau_ltcg *, struct nouveau_mm_node **);
+ void (*tags_clear)(struct nouveau_ltcg *, u32 first, u32 count);
};
static inline struct nouveau_ltcg *
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c
index 3b2ddc6..86ad592 100644...