tree 803c5d5c16c858d9e12affbfd4edbf0990fb1583
parent e4627ac8fb5422e98311724cce04f31b65cc2b3e
author Nicolai Hähnle <nicolai.haehnle@amd.com> 1508686734 +0200
committer Nicolai Hähnle <nicolai.haehnle@amd.com> 1510232455 +0100

radeonsi: implement PIPE_FLUSH_{TOP,BOTTOM}_OF_PIPE

v2: use uncached system memory for the fence, and use the CPU to
    clear it so we never read garbage when checking the fence

Reviewed-by: Marek Olšák <marek.olsak@amd.com>