drm/radeon/kms: Convert radeon to new TTM validation API (V2)
This convert radeon to use new TTM validation API, it doesn't
really take advantage of it beside in the eviction case.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index bec4943..d9b239bc 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -75,6 +75,25 @@
return flags;
}
+void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain)
+{
+ u32 c = 0;
+
+ 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;
+ if (domain & RADEON_GEM_DOMAIN_GTT)
+ rbo->placements[c++] = TTM_PL_MASK_CACHING | TTM_PL_FLAG_TT;
+ if (domain & RADEON_GEM_DOMAIN_CPU)
+ rbo->placements[c++] = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
+ rbo->placement.num_placement = c;
+ rbo->placement.num_busy_placement = c;
+}
+
int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj,
unsigned long size, bool kernel, u32 domain,
struct radeon_bo **bo_ptr)
@@ -169,24 +188,20 @@
int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr)
{
- u32 flags;
- u32 tmp;
- int r;
+ int r, i;
- flags = radeon_ttm_flags_from_domain(domain);
+ radeon_ttm_placement_from_domain(bo, domain);
if (bo->pin_count) {
bo->pin_count++;
if (gpu_addr)
*gpu_addr = radeon_bo_gpu_offset(bo);
return 0;
}
- tmp = bo->tbo.mem.placement;
- ttm_flag_masked(&tmp, flags, TTM_PL_MASK_MEM);
- bo->tbo.proposed_placement = tmp | TTM_PL_FLAG_NO_EVICT |
- TTM_PL_MASK_CACHING;
+ radeon_ttm_placement_from_domain(bo, domain);
+ for (i = 0; i < bo->placement.num_placement; i++)
+ bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
retry:
- r = ttm_buffer_object_validate(&bo->tbo, bo->tbo.proposed_placement,
- true, false);
+ r = ttm_buffer_object_validate(&bo->tbo, &bo->placement, true, false);
if (likely(r == 0)) {
bo->pin_count = 1;
if (gpu_addr != NULL)
@@ -202,7 +217,7 @@
int radeon_bo_unpin(struct radeon_bo *bo)
{
- int r;
+ int r, i;
if (!bo->pin_count) {
dev_warn(bo->rdev->dev, "%p unpin not necessary\n", bo);
@@ -211,11 +226,10 @@
bo->pin_count--;
if (bo->pin_count)
return 0;
- bo->tbo.proposed_placement = bo->tbo.mem.placement &
- ~TTM_PL_FLAG_NO_EVICT;
+ for (i = 0; i < bo->placement.num_placement; i++)
+ bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
retry:
- r = ttm_buffer_object_validate(&bo->tbo, bo->tbo.proposed_placement,
- true, false);
+ r = ttm_buffer_object_validate(&bo->tbo, &bo->placement, true, false);
if (unlikely(r != 0)) {
if (r == -ERESTART)
goto retry;
@@ -326,15 +340,15 @@
bo = lobj->bo;
if (!bo->pin_count) {
if (lobj->wdomain) {
- bo->tbo.proposed_placement =
- radeon_ttm_flags_from_domain(lobj->wdomain);
+ radeon_ttm_placement_from_domain(bo,
+ lobj->wdomain);
} else {
- bo->tbo.proposed_placement =
- radeon_ttm_flags_from_domain(lobj->rdomain);
+ radeon_ttm_placement_from_domain(bo,
+ lobj->rdomain);
}
retry:
r = ttm_buffer_object_validate(&bo->tbo,
- bo->tbo.proposed_placement,
+ &bo->placement,
true, false);
if (unlikely(r)) {
if (r == -ERESTART)