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authorChristian König <christian.koenig@amd.com>2014-08-27 15:16:04 +0400
committerChristian König <christian.koenig@amd.com>2014-08-27 15:16:04 +0400
commitf1217ed09f827e42a49ffa6a5aab672aa6f57a65 (patch)
treeab6a78bc2f7b0d42165eb647e13e87f92b97f149 /drivers/gpu/drm/ast
parent484048db6b4890bc433aac7f5e32fdcf1b2b4786 (diff)
downloadlinux-f1217ed09f827e42a49ffa6a5aab672aa6f57a65.tar.xz
drm/ttm: move fpfn and lpfn into each placement v2
This allows us to more fine grained specify where to place the buffer object. v2: rebased on drm-next, add bochs changes as well Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/ast')
-rw-r--r--drivers/gpu/drm/ast/ast_drv.h2
-rw-r--r--drivers/gpu/drm/ast/ast_ttm.c20
2 files changed, 13 insertions, 9 deletions
diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h
index 957d4fabf1e1..cb91c2acc3cb 100644
--- a/drivers/gpu/drm/ast/ast_drv.h
+++ b/drivers/gpu/drm/ast/ast_drv.h
@@ -316,7 +316,7 @@ struct ast_bo {
struct ttm_placement placement;
struct ttm_bo_kmap_obj kmap;
struct drm_gem_object gem;
- u32 placements[3];
+ struct ttm_place placements[3];
int pin_count;
};
#define gem_to_ast_bo(gobj) container_of((gobj), struct ast_bo, gem)
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index b8246227bab0..8008ea0bc76c 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -293,18 +293,22 @@ void ast_mm_fini(struct ast_private *ast)
void ast_ttm_placement(struct ast_bo *bo, int domain)
{
u32 c = 0;
- bo->placement.fpfn = 0;
- bo->placement.lpfn = 0;
+ unsigned i;
+
bo->placement.placement = bo->placements;
bo->placement.busy_placement = bo->placements;
if (domain & TTM_PL_FLAG_VRAM)
- bo->placements[c++] = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM;
+ bo->placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM;
if (domain & TTM_PL_FLAG_SYSTEM)
- bo->placements[c++] = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
+ bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
if (!c)
- bo->placements[c++] = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
+ bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
bo->placement.num_placement = c;
bo->placement.num_busy_placement = c;
+ for (i = 0; i < c; ++i) {
+ bo->placements[i].fpfn = 0;
+ bo->placements[i].lpfn = 0;
+ }
}
int ast_bo_create(struct drm_device *dev, int size, int align,
@@ -360,7 +364,7 @@ int ast_bo_pin(struct ast_bo *bo, u32 pl_flag, u64 *gpu_addr)
ast_ttm_placement(bo, pl_flag);
for (i = 0; i < bo->placement.num_placement; i++)
- bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
+ bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT;
ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
if (ret)
return ret;
@@ -383,7 +387,7 @@ int ast_bo_unpin(struct ast_bo *bo)
return 0;
for (i = 0; i < bo->placement.num_placement ; i++)
- bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
+ bo->placements[i].flags &= ~TTM_PL_FLAG_NO_EVICT;
ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
if (ret)
return ret;
@@ -407,7 +411,7 @@ int ast_bo_push_sysram(struct ast_bo *bo)
ast_ttm_placement(bo, TTM_PL_FLAG_SYSTEM);
for (i = 0; i < bo->placement.num_placement ; i++)
- bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
+ bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT;
ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
if (ret) {