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drm/amdgpu: re-validate per VM BOs if required v2

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If a per VM BO ends up in a allowed domain it never moves back into the
prefered domain.

v2: move the extra handling into amdgpu_vm_bo_update when we exit the
    state machine. Make memory type handling generic.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-03-19 11:49:14 +01:00 committed by Alex Deucher
parent 0808210478
commit 3618836492
1 changed files with 14 additions and 1 deletions
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15
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -1556,7 +1556,20 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
}
spin_lock(&vm->status_lock);
list_del_init(&bo_va->base.vm_status);
if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) {
unsigned mem_type = bo->tbo.mem.mem_type;
/* If the BO is not in its preferred location add it back to
* the evicted list so that it gets validated again on the
* next command submission.
*/
if (!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type)))
list_add_tail(&bo_va->base.vm_status, &vm->evicted);
else
list_del_init(&bo_va->base.vm_status);
} else {
list_del_init(&bo_va->base.vm_status);
}
spin_unlock(&vm->status_lock);
list_splice_init(&bo_va->invalids, &bo_va->valids);