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drm/amdgpu: split the VM entity into direct and delayed

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For page fault handling we need to use a direct update which can't be
blocked by ongoing user CS.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2019-07-19 14:41:12 +02:00
committed by Alex Deucher
parent 3084cf46cf
commit a2cf324785
4 changed files with 24 additions and 13 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
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@@ -257,8 +257,9 @@ struct amdgpu_vm {
struct amdgpu_vm_pt root;
struct dma_fence *last_update;
/* Scheduler entity for page table updates */
struct drm_sched_entity entity;
/* Scheduler entities for page table updates */
struct drm_sched_entity direct;
struct drm_sched_entity delayed;
unsigned int pasid;
/* dedicated to vm */