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Commit b6f3a51e authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: handle leaf PDEs as PTEs on Vega 



This way we get retry faults for missing PDs.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 5fa76a9d

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

+14 −7
Original line number Diff line number Diff line
@@ -787,15 +787,22 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, 
	}



	if (entries) {

		uint64_t value = 0;

		uint64_t value = 0, flags = 0;



		if (adev->asic_type >= CHIP_VEGA10) {

			if (level != AMDGPU_VM_PTB) {

				/* Handle leaf PDEs as PTEs */

				flags |= AMDGPU_PDE_PTE;

				amdgpu_gmc_get_vm_pde(adev, level,

						      &value, &flags);

			} else {

				/* Workaround for fault priority problem on GMC9 */

		if (level == AMDGPU_VM_PTB &&

		    adev->asic_type >= CHIP_VEGA10)

			value = AMDGPU_PTE_EXECUTABLE;

				flags = AMDGPU_PTE_EXECUTABLE;

			}

		}



		r = vm->update_funcs->update(&params, bo, addr, 0, entries,

					     0, value);

					     value, flags);

		if (r)

			return r;

	}