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drm/radeon: rework fallback handling v2

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Let the CS module decide if we can fall back to VRAM or not.

v2: remove unintended change

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2013-04-08 12:41:28 +02:00
committed by Alex Deucher
parent 574490401d
commit 4474f3a91f
3 changed files with 35 additions and 27 deletions
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8
drivers/gpu/drm/radeon/radeon_object.c
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@@ -341,7 +341,7 @@ void radeon_bo_fini(struct radeon_device *rdev)
void radeon_bo_list_add_object(struct radeon_bo_list *lobj,
struct list_head *head)
{
if (lobj->wdomain) {
if (lobj->written) {
list_add(&lobj->tv.head, head);
} else {
list_add_tail(&lobj->tv.head, head);
@@ -362,15 +362,15 @@ 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;
domain = lobj->domain;
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;
if (r != -ERESTARTSYS && domain != lobj->alt_domain) {
domain = lobj->alt_domain;
goto retry;
}
return r;