Module: Mesa Branch: master Commit: 5745aaf15cf185d56da680980aaa1ba537f3eb44 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=5745aaf15cf185d56da680980aaa1ba537f3eb44
Author: Jordan Justen <[email protected]> Date: Thu May 1 11:03:09 2014 -0700 i965/skl: Implement workaround for VF Invalidate issue Signed-off-by: Jordan Justen <[email protected]> Reviewed-by: Kristian Høgsberg <[email protected]> Reviewed-by: Kenneth Graunke <[email protected]> Reviewed-by: Anuj Phogat <[email protected]> --- src/mesa/drivers/dri/i965/intel_batchbuffer.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/src/mesa/drivers/dri/i965/intel_batchbuffer.c b/src/mesa/drivers/dri/i965/intel_batchbuffer.c index 71dc268..cd45af6 100644 --- a/src/mesa/drivers/dri/i965/intel_batchbuffer.c +++ b/src/mesa/drivers/dri/i965/intel_batchbuffer.c @@ -648,6 +648,15 @@ intel_batchbuffer_emit_mi_flush(struct brw_context *brw) } else { int flags = PIPE_CONTROL_NO_WRITE | PIPE_CONTROL_WRITE_FLUSH; if (brw->gen >= 6) { + if (brw->gen == 9) { + /* Hardware workaround: SKL + * + * Emit Pipe Control with all bits set to zero before emitting + * a Pipe Control with VF Cache Invalidate set. + */ + brw_emit_pipe_control_flush(brw, 0); + } + flags |= PIPE_CONTROL_INSTRUCTION_FLUSH | PIPE_CONTROL_DEPTH_CACHE_FLUSH | PIPE_CONTROL_VF_CACHE_INVALIDATE | _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
