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radv: only emit ZPASS_DONE for timestamp queries on gfx queues

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A ZPASS_DONE packet doesn't make sense for the compute queue. It will
result in a gpu hang.

This change resolves a gpu hang for SteamVR+Vega.

Cc: mesa-stable@lists.freedesktop.org
Fixes: 1f616a840e "radv: emit a dummy ..."
Signed-off-by: Andres Rodriguez <andresx7@gmail.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Andres Rodriguez 2018-09-25 02:30:34 -04:00
parent 72e4287e8f
commit ec1fcf92ae
1 changed files with 1 additions and 1 deletions
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2
src/amd/vulkan/si_cmd_buffer.c
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@ -683,7 +683,7 @@ void si_cs_emit_write_event_eop(struct radeon_cmdbuf *cs,
* counters) must immediately precede every timestamp event to
* prevent a GPU hang on GFX9.
*/
if (chip_class == GFX9) {
if (chip_class == GFX9 && !is_mec) {
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_ZPASS_DONE) | EVENT_INDEX(1));
radeon_emit(cs, gfx9_eop_bug_va);