[Mesa-dev] [PATCH 2/2] radeonsi: go back to using bottom-of-pipe for beginning of TIME_ELAPSED

Marek Olšák maraeo at gmail.com
Tue Nov 13 21:23:44 UTC 2018


From: Marek Olšák <marek.olsak at amd.com>

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102597

Cc: 18.3 <mesa-stable at lists.freedesktop.org>
---
 src/gallium/drivers/radeonsi/si_query.c | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_query.c b/src/gallium/drivers/radeonsi/si_query.c
index 21b9aeeac28..aed3e1e80c1 100644
--- a/src/gallium/drivers/radeonsi/si_query.c
+++ b/src/gallium/drivers/radeonsi/si_query.c
@@ -786,31 +786,24 @@ static void si_query_hw_do_emit_start(struct si_context *sctx,
 	case PIPE_QUERY_PRIMITIVES_GENERATED:
 	case PIPE_QUERY_SO_STATISTICS:
 	case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
 		emit_sample_streamout(cs, va, query->stream);
 		break;
 	case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
 		for (unsigned stream = 0; stream < SI_MAX_STREAMS; ++stream)
 			emit_sample_streamout(cs, va + 32 * stream, stream);
 		break;
 	case PIPE_QUERY_TIME_ELAPSED:
-		/* Write the timestamp from the CP not waiting for
-		 * outstanding draws (top-of-pipe).
-		 */
-		radeon_emit(cs, PKT3(PKT3_COPY_DATA, 4, 0));
-		radeon_emit(cs, COPY_DATA_COUNT_SEL |
-				COPY_DATA_SRC_SEL(COPY_DATA_TIMESTAMP) |
-				COPY_DATA_DST_SEL(COPY_DATA_DST_MEM));
-		radeon_emit(cs, 0);
-		radeon_emit(cs, 0);
-		radeon_emit(cs, va);
-		radeon_emit(cs, va >> 32);
+		si_cp_release_mem(sctx, V_028A90_BOTTOM_OF_PIPE_TS, 0,
+				  EOP_DST_SEL_MEM, EOP_INT_SEL_NONE,
+				  EOP_DATA_SEL_TIMESTAMP, NULL, va,
+				  0, query->b.type);
 		break;
 	case PIPE_QUERY_PIPELINE_STATISTICS:
 		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
 		radeon_emit(cs, EVENT_TYPE(V_028A90_SAMPLE_PIPELINESTAT) | EVENT_INDEX(2));
 		radeon_emit(cs, va);
 		radeon_emit(cs, va >> 32);
 		break;
 	default:
 		assert(0);
 	}
-- 
2.17.1



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