Module: Mesa Branch: master Commit: 78aa71760161e7293cdb3f77ede27d36c2aae39b URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=78aa71760161e7293cdb3f77ede27d36c2aae39b
Author: Marek Olšák <[email protected]> Date: Sat Aug 23 11:12:01 2014 +0200 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 <[email protected]> --- src/gallium/drivers/radeonsi/si_state_draw.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index b0fcb07..3926e5f 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -729,6 +729,14 @@ static void si_state_draw(struct si_context *sctx, S_028004_PERFECT_ZPASS_COUNTS(1) | S_028004_SAMPLE_RATE(sctx->framebuffer.log_samples)); } + } else { + /* Disable occlusion queries. */ + if (sctx->b.chip_class >= CIK) { + si_pm4_set_reg(pm4, R_028004_DB_COUNT_CONTROL, 0); + } else { + si_pm4_set_reg(pm4, R_028004_DB_COUNT_CONTROL, + S_028004_ZPASS_INCREMENT_DISABLE(1)); + } } if (info->count_from_stream_output) { _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
