Commit 866eedef authored by Pierre-Eric Pelloux-Prayer's avatar Pierre-Eric Pelloux-Prayer Committed by Alex Deucher
Browse files

drm/amdgpu: add amdgpu_gtt_node_to_byte_offset helper 



Having a helper avoids code duplication.

Signed-off-by: default avatarPierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 2e885302

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h

+8 −0
Original line number Diff line number Diff line
@@ -220,6 +220,14 @@ static inline u64 amdgpu_compute_gart_address(struct amdgpu_gmc *gmc, 
	return gmc->gart_start + entity->gart_window_offs[index];

}



/**

 * amdgpu_gtt_node_to_byte_offset() - Returns a byte offset of a gtt node

 */

static inline u64 amdgpu_gtt_node_to_byte_offset(const struct drm_mm_node *gtt_node)

{

	return gtt_node->start * (u64)PAGE_SIZE;

}



void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct amdgpu_hmm_range *range);

int amdgpu_ttm_tt_get_userptr(const struct ttm_buffer_object *tbo,

			      uint64_t *user_addr);