<div dir="ltr">Reviewed-by: Jason Ekstrand <<a href="mailto:jason@jlekstrand.net">jason@jlekstrand.net</a>> </div><div class="gmail_extra"> <div class="gmail_quote">On Fri, May 12, 2017 at 4:38 PM, Anuj Phogat <<a href="mailto:anuj.phogat@gmail.com" target="_blank">anuj.phogat@gmail.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">From: Ben Widawsky <<a href="mailto:benjamin.widawsky@intel.com">benjamin.widawsky@intel.com</a>> Signed-off-by: Ben Widawsky <<a href="mailto:benjamin.widawsky@intel.com">benjamin.widawsky@intel.com</a>> --- src/mesa/drivers/dri/i965/brw_queryobj.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/mesa/drivers/dri/i965/brw_queryobj.c b/src/mesa/drivers/dri/i965/brw_queryobj.c index de93b8b..0a830ae 100644 --- a/src/mesa/drivers/dri/i965/brw_queryobj.c +++ b/src/mesa/drivers/dri/i965/brw_queryobj.c @@ -111,6 +111,14 @@ brw_write_depth_count(struct brw_context *brw, struct brw_bo *query_bo, int idx) if (brw->gen == 9 && brw->gt == 4) flags |= PIPE_CONTROL_CS_STALL; + if (brw->gen >= 10) { + /* "Driver must program PIPE_CONTROL with only Depth Stall Enable bit set + * prior to programming a PIPE_CONTROL with Write PS Depth Count Post sync + * operation." + */ + brw_emit_pipe_control_flush(brw, PIPE_CONTROL_DEPTH_STALL); + } + brw_emit_pipe_control_write(brw, flags, query_bo, idx * sizeof(uint64_t), 0, 0); -- 2.9.3 _______________________________________________ mesa-dev mailing list <a href="mailto:mesa-dev@lists.freedesktop.org">mesa-dev@lists.freedesktop.org</a> <a href="https://lists.freedesktop.org/mailman/listinfo/mesa-dev" rel="noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/mesa-dev</a> </blockquote></div> </div>