ac/surface: relax custom pitch requirements to gfx8
What does this MR do and why?
ac/surface: relax custom pitch requirements to gfx8
Signed-off-by: shanshengwang shansheng.wang@amd.com
ac/surface: relax custom pitch requirements to gfx8
Signed-off-by: shanshengwang shansheng.wang@amd.com