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authorH. Peter Anvin <hpa@zytor.com>2010-05-08 14:59:58 -0700
committerH. Peter Anvin <hpa@zytor.com>2010-05-08 14:59:58 -0700
commitd7be0ce6afb1df60bc786f57410407ceae92b994 (patch)
tree5e91acfc12c833531ad3320f274e0cd96a129973 /drivers/gpu/drm/nouveau/nouveau_gem.c
parente08cae4181af9483b04ecfac48f01c8e5a5f27bf (diff)
parent66f41d4c5c8a5deed66fdcc84509376c9a0bf9d8 (diff)
Merge commit 'v2.6.34-rc6' into x86/cpu
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_gem.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_gem.c55
1 files changed, 25 insertions, 30 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 0d22f66f1c79..1bc0b38a5167 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -180,40 +180,35 @@ nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains,
{
struct nouveau_bo *nvbo = gem->driver_private;
struct ttm_buffer_object *bo = &nvbo->bo;
- uint64_t flags;
+ uint32_t domains = valid_domains &
+ (write_domains ? write_domains : read_domains);
+ uint32_t pref_flags = 0, valid_flags = 0;
- if (!valid_domains || (!read_domains && !write_domains))
+ if (!domains)
return -EINVAL;
- if (write_domains) {
- if ((valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) &&
- (write_domains & NOUVEAU_GEM_DOMAIN_VRAM))
- flags = TTM_PL_FLAG_VRAM;
- else
- if ((valid_domains & NOUVEAU_GEM_DOMAIN_GART) &&
- (write_domains & NOUVEAU_GEM_DOMAIN_GART))
- flags = TTM_PL_FLAG_TT;
- else
- return -EINVAL;
- } else {
- if ((valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) &&
- (read_domains & NOUVEAU_GEM_DOMAIN_VRAM) &&
- bo->mem.mem_type == TTM_PL_VRAM)
- flags = TTM_PL_FLAG_VRAM;
- else
- if ((valid_domains & NOUVEAU_GEM_DOMAIN_GART) &&
- (read_domains & NOUVEAU_GEM_DOMAIN_GART) &&
- bo->mem.mem_type == TTM_PL_TT)
- flags = TTM_PL_FLAG_TT;
- else
- if ((valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) &&
- (read_domains & NOUVEAU_GEM_DOMAIN_VRAM))
- flags = TTM_PL_FLAG_VRAM;
- else
- flags = TTM_PL_FLAG_TT;
- }
+ if (valid_domains & NOUVEAU_GEM_DOMAIN_VRAM)
+ valid_flags |= TTM_PL_FLAG_VRAM;
+
+ if (valid_domains & NOUVEAU_GEM_DOMAIN_GART)
+ valid_flags |= TTM_PL_FLAG_TT;
+
+ if ((domains & NOUVEAU_GEM_DOMAIN_VRAM) &&
+ bo->mem.mem_type == TTM_PL_VRAM)
+ pref_flags |= TTM_PL_FLAG_VRAM;
+
+ else if ((domains & NOUVEAU_GEM_DOMAIN_GART) &&
+ bo->mem.mem_type == TTM_PL_TT)
+ pref_flags |= TTM_PL_FLAG_TT;
+
+ else if (domains & NOUVEAU_GEM_DOMAIN_VRAM)
+ pref_flags |= TTM_PL_FLAG_VRAM;
+
+ else
+ pref_flags |= TTM_PL_FLAG_TT;
+
+ nouveau_bo_placement_set(nvbo, pref_flags, valid_flags);
- nouveau_bo_placement_set(nvbo, flags);
return 0;
}