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Code Issues Releases Wiki Activity

drm/amdgpu: cleanup amdgpu_vm_init()

Browse source 
Currently only way to create compute vm is through
amdgpu_vm_make_compute(). So vm_context isn't required
anymore for amdgpu_vm_init().

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nirmoy Das 2021-04-22 12:53:16 +02:00 committed by Alex Deucher
parent 25e9146ae6
commit a35455d065
3 changed files with 6 additions and 16 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
View file

@ -1114,7 +1114,8 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
dev_warn(adev->dev, "No more PASIDs available!");
pasid = 0;
}
r = amdgpu_vm_init(adev, &fpriv->vm, AMDGPU_VM_CONTEXT_GFX, pasid);
r = amdgpu_vm_init(adev, &fpriv->vm, pasid);
if (r)
goto error_pasid;

16
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
View file

@ -2782,8 +2782,7 @@ long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout)
* Returns:
* 0 for success, error for failure.
*/
int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
int vm_context, u32 pasid)
int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, u32 pasid)
{
struct amdgpu_bo_param bp;
struct amdgpu_bo *root;
@ -2817,16 +2816,9 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
vm->pte_support_ats = false;
vm->is_compute_context = false;
if (vm_context == AMDGPU_VM_CONTEXT_COMPUTE) {
vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode &
AMDGPU_VM_USE_CPU_FOR_COMPUTE);
vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode &
AMDGPU_VM_USE_CPU_FOR_GFX);
if (adev->asic_type == CHIP_RAVEN)
vm->pte_support_ats = true;
} else {
vm->use_cpu_for_update = !!(adev->vm_manager.vm_update_mode &
AMDGPU_VM_USE_CPU_FOR_GFX);
}
DRM_DEBUG_DRIVER("VM update mode is %s\n",
vm->use_cpu_for_update ? "CPU" : "SDMA");
WARN_ONCE((vm->use_cpu_for_update &&
@ -2844,8 +2836,6 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
vm->evicting = false;
amdgpu_vm_bo_param(adev, vm, adev->vm_manager.root_level, false, &bp);
if (vm_context == AMDGPU_VM_CONTEXT_COMPUTE)
bp.flags &= ~AMDGPU_GEM_CREATE_SHADOW;
r = amdgpu_bo_create(adev, &bp, &root);
if (r)
goto error_free_delayed;

3
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
View file

@ -379,8 +379,7 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev);
void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout);
int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
int vm_context, u32 pasid);
int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, u32 pasid);
int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, u32 pasid);
void amdgpu_vm_release_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm);
void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);