Commit ecdba5db authored Apr 07, 2017 by Christian König Committed by Alex Deucher Apr 07, 2017

drm/amdgpu: fix "fix 64bit division"



The offset must be 64bit and add back the accidential dropped line.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 8250880e

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

+1 −0

Original line number	Diff line number	Diff line
		@@ -554,6 +554,7 @@ static unsigned long amdgpu_ttm_io_mem_pfn(struct ttm_buffer_object *bo,
		uint64_t offset = page_offset;

		page_offset = do_div(offset, size);
		mm += offset;
		return (bo->mem.bus.base >> PAGE_SHIFT) + mm->start + page_offset;
		}