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drm/amdgpu: Add copy_pte_num_dw member in amdgpu_vm_pte_funcs

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Use it to replace the hard coded value in amdgpu_vm_bo_update_mapping().

Signed-off-by: Yong Zhao <yong.zhao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yong Zhao
2017-09-19 12:58:15 -04:00
committed by Alex Deucher
parent 7bdc53f925
commit e6d921974a
7 changed files with 15 additions and 1 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -294,10 +294,14 @@ struct amdgpu_buffer_funcs {
/* provided by hw blocks that can write ptes, e.g., sdma */
struct amdgpu_vm_pte_funcs {
/* number of dw to reserve per operation */
unsigned copy_pte_num_dw;
/* copy pte entries from GART */
void (*copy_pte)(struct amdgpu_ib *ib,
uint64_t pe, uint64_t src,
unsigned count);
/* write pte one entry at a time with addr mapping */
void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
uint64_t value, unsigned count,