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authorYong Zhao <yong.zhao@amd.com>2017-09-19 12:58:15 -0400
committerAlex Deucher <alexander.deucher@amd.com>2017-09-26 15:14:22 -0400
commite6d921974a51e607515b39baa8d1c3f1a27d008b (patch)
tree4aeb7393832e368bc09c256cb15ce3ba59383ace /drivers/gpu/drm/amd/amdgpu/amdgpu.h
parent7bdc53f925af085ffa0580f10489f82b36cc2f1c (diff)
drm/amdgpu: Add copy_pte_num_dw member in amdgpu_vm_pte_funcs
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 1bf42a8ef23e..7c43add4e444 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -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,