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drm/amdgpu: remove extra root PD alignment 

Just another leftover from radeon.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-08-22 15:47:37 +02:00 committed by Alex Deucher
parent 4f9ea1d0d1
commit 248f2b8ef2
2 changed files with 1 additions and 6 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
View File

@ -2612,8 +2612,6 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
{
struct amdgpu_bo_param bp;
struct amdgpu_bo *root;
const unsigned align = min(AMDGPU_VM_PTB_ALIGN_SIZE,
AMDGPU_VM_PTE_COUNT(adev) * 8);
unsigned long size;
uint64_t flags;
int r, i;
@ -2662,7 +2660,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm,
size = amdgpu_vm_bo_size(adev, adev->vm_manager.root_level);
memset(&bp, 0, sizeof(bp));
bp.size = size;
bp.byte_align = align;
bp.byte_align = AMDGPU_GPU_PAGE_SIZE;
bp.domain = AMDGPU_GEM_DOMAIN_VRAM;
bp.flags = flags;
bp.type = ttm_bo_type_kernel;

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

@ -49,9 +49,6 @@ struct amdgpu_bo_list_entry;
/* number of entries in page table */
#define AMDGPU_VM_PTE_COUNT(adev) (1 << (adev)->vm_manager.block_size)
/* PTBs (Page Table Blocks) need to be aligned to 32K */
#define AMDGPU_VM_PTB_ALIGN_SIZE 32768
#define AMDGPU_PTE_VALID (1ULL << 0)
#define AMDGPU_PTE_SYSTEM (1ULL << 1)
#define AMDGPU_PTE_SNOOPED (1ULL << 2)