Commit 9a22149e authored by Christian König's avatar Christian König Committed by Andrey Grodzovsky
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ydrm/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: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAndrey Grodzovsky <andrey.grodzovsky@amd.com>
Acked-by: default avatarNirmoy Das <nirmoy.das@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210622162339.761651-3-andrey.grodzovsky@amd.com
parent 3e640f1b

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c

+4 −2
Original line number Diff line number Diff line
@@ -149,14 +149,16 @@ 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: