-----Original Message----- From: Christian König ckoenig.leichtzumerken@gmail.com Sent: Tuesday, June 1, 2021 8:25 PM To: Yu, Lang Lang.Yu@amd.com; thomas_os@shipmail.org Cc: dri-devel@lists.freedesktop.org Subject: [PATCH 3/4] drm/amdgpu: always allow evicting to SYSTEM domain
When we run out of GTT we should still be able to evict VRAM->SYSTEM with a bounce bufferdrm/amdgpu: always allow evicting to SYSTEM domain
Signed-off-by: Christian König christian.koenig@amd.com
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 6bdff9005a47..0faf9765ef41 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -147,14 +147,16 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo, * BOs to be evicted from VRAM */ amdgpu_bo_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_VRAM |
AMDGPU_GEM_DOMAIN_GTT);
- AMDGPU_GEM_DOMAIN_GTT |
- AMDGPU_GEM_DOMAIN_CPU); abo->placements[0].fpfn = adev-
gmc.visible_vram_size >> PAGE_SHIFT;
abo->placements[0].lpfn = 0; abo->placement.busy_placement = &abo-placements[1];
abo->placement.num_busy_placement = 1; } else { /* Move to GTT memory */
amdgpu_bo_placement_from_domain(abo,AMDGPU_GEM_DOMAIN_GTT);
amdgpu_bo_placement_from_domain(abo,AMDGPU_GEM_DOMAIN_GTT |
- AMDGPU_GEM_DOMAIN_CPU); } break; case TTM_PL_TT:
-- 2.25.1
[Yu, Lang] Yeah, that's it.