提交 d025e9e2 编写于 作者: J Jerome Glisse 提交者: Alex Deucher

drm/radeon: do not move bo to different placement at each cs

The bo creation placement is where the bo will be. Instead of trying
to move bo at each command stream let this work to another worker
thread that will use more advance heuristic.

agd5f: remove leftover unused variable
Signed-off-by: NJerome Glisse <jglisse@redhat.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
上级 a636a982
......@@ -318,6 +318,7 @@ struct radeon_bo {
struct list_head list;
/* Protected by tbo.reserved */
u32 placements[3];
u32 busy_placements[3];
struct ttm_placement placement;
struct ttm_buffer_object tbo;
struct ttm_bo_kmap_obj kmap;
......
......@@ -84,7 +84,6 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain)
rbo->placement.fpfn = 0;
rbo->placement.lpfn = 0;
rbo->placement.placement = rbo->placements;
rbo->placement.busy_placement = rbo->placements;
if (domain & RADEON_GEM_DOMAIN_VRAM)
rbo->placements[c++] = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED |
TTM_PL_FLAG_VRAM;
......@@ -105,6 +104,14 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain)
if (!c)
rbo->placements[c++] = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
rbo->placement.num_placement = c;
c = 0;
rbo->placement.busy_placement = rbo->busy_placements;
if (rbo->rdev->flags & RADEON_IS_AGP) {
rbo->busy_placements[c++] = TTM_PL_FLAG_WC | TTM_PL_FLAG_TT;
} else {
rbo->busy_placements[c++] = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_TT;
}
rbo->placement.num_busy_placement = c;
}
......@@ -350,7 +357,6 @@ int radeon_bo_list_validate(struct list_head *head)
{
struct radeon_bo_list *lobj;
struct radeon_bo *bo;
u32 domain;
int r;
r = ttm_eu_reserve_buffers(head);
......@@ -360,17 +366,9 @@ int radeon_bo_list_validate(struct list_head *head)
list_for_each_entry(lobj, head, tv.head) {
bo = lobj->bo;
if (!bo->pin_count) {
domain = lobj->wdomain ? lobj->wdomain : lobj->rdomain;
retry:
radeon_ttm_placement_from_domain(bo, domain);
r = ttm_bo_validate(&bo->tbo, &bo->placement,
true, false);
if (unlikely(r)) {
if (r != -ERESTARTSYS && domain == RADEON_GEM_DOMAIN_VRAM) {
domain |= RADEON_GEM_DOMAIN_GTT;
goto retry;
}
return r;
}
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册