From: Christian König <[email protected]> Added with "handle CPU access for split VRAM buffers".
Signed-off-by: Christian König <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 10b793a..c91f13b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -551,9 +551,9 @@ static unsigned long amdgpu_ttm_io_mem_pfn(struct ttm_buffer_object *bo, { struct drm_mm_node *mm = bo->mem.mm_node; uint64_t size = mm->size; + unsigned long offset = page_offset; - mm += page_offset / size; - page_offset %= size; + page_offset = do_div(offset, size); return (bo->mem.bus.base >> PAGE_SHIFT) + mm->start + page_offset; } -- 2.5.0 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
