658b053943
Host to device SDMA copies do not require an HDP cache flush when connected by xGMI since data copies over the data fabric and not HDP. Signed-off-by: Jonathan Kim <jonathan.kim@amd.com> Reviewed-by: Sean Keely <sean.keely@amd.com> Change-Id: I78d73a47edcc1a9c0ba59f33cf91485f13f1c45b