radeonsi: disable occlusion queries if they are not needed
We always left them enabled, which turned off HiZ in some cases. This should improve performace with Hyper-Z. Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
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@ -729,6 +729,14 @@ static void si_state_draw(struct si_context *sctx,
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S_028004_PERFECT_ZPASS_COUNTS(1) |
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S_028004_SAMPLE_RATE(sctx->framebuffer.log_samples));
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}
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} else {
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/* Disable occlusion queries. */
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if (sctx->b.chip_class >= CIK) {
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si_pm4_set_reg(pm4, R_028004_DB_COUNT_CONTROL, 0);
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} else {
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si_pm4_set_reg(pm4, R_028004_DB_COUNT_CONTROL,
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S_028004_ZPASS_INCREMENT_DISABLE(1));
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}
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}
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if (info->count_from_stream_output) {
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