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drm/amdgpu: allow direct submission of PDE updates v2 

For handling PDE updates directly in the fault handler.

v2: fix typo in comment

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 2019-03-14 09:10:01 +01:00 committed by Alex Deucher
parent 47ca7efa4c
commit 807e299409
5 changed files with 10 additions and 8 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
View File

@ -344,7 +344,7 @@ static int vm_update_pds(struct amdgpu_vm *vm, struct amdgpu_sync *sync)
struct amdgpu_device *adev = amdgpu_ttm_adev(pd->tbo.bdev);
int ret;
ret = amdgpu_vm_update_directories(adev, vm);
ret = amdgpu_vm_update_pdes(adev, vm, false);
if (ret)
return ret;

2
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
View File

@ -847,7 +847,7 @@ static int amdgpu_cs_vm_handling(struct amdgpu_cs_parser *p)
if (r)
return r;
r = amdgpu_vm_update_directories(adev, vm);
r = amdgpu_vm_update_pdes(adev, vm, false);
if (r)
return r;

2
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
View File

@ -525,7 +525,7 @@ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev,
goto error;
}
r = amdgpu_vm_update_directories(adev, vm);
r = amdgpu_vm_update_pdes(adev, vm, false);
error:
if (r && r != -ERESTARTSYS)

8
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
View File

@ -1227,18 +1227,19 @@ static void amdgpu_vm_invalidate_pds(struct amdgpu_device *adev,
}
/*
* amdgpu_vm_update_directories - make sure that all directories are valid
* amdgpu_vm_update_pdes - make sure that all directories are valid
*
* @adev: amdgpu_device pointer
* @vm: requested vm
* @direct: submit directly to the paging queue
*
* Makes sure all directories are up to date.
*
* Returns:
* 0 for success, error for failure.
*/
int amdgpu_vm_update_directories(struct amdgpu_device *adev,
struct amdgpu_vm *vm)
int amdgpu_vm_update_pdes(struct amdgpu_device *adev,
struct amdgpu_vm *vm, bool direct)
{
struct amdgpu_vm_update_params params;
int r;
@ -1249,6 +1250,7 @@ int amdgpu_vm_update_directories(struct amdgpu_device *adev,
memset(&params, 0, sizeof(params));
params.adev = adev;
params.vm = vm;
params.direct = direct;
r = vm->update_funcs->prepare(&params, AMDGPU_FENCE_OWNER_VM, NULL);
if (r)

4
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
View File

@ -366,8 +366,8 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
int (*callback)(void *p, struct amdgpu_bo *bo),
void *param);
int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, bool need_pipe_sync);
int amdgpu_vm_update_directories(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_update_pdes(struct amdgpu_device *adev,
struct amdgpu_vm *vm, bool direct);
int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
struct amdgpu_vm *vm,
struct dma_fence **fence);