diff options
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state_draw.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index aed509de9bb..0a85d5a0ca3 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -308,6 +308,17 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context *sctx, (info->indirect || info->instance_count > 1)) wd_switch_on_eop = true; + /* Performance recommendation for 4 SE Gfx7-8 parts if + * instances are smaller than a primgroup. Ignore the fact + * primgroup_size is a primitive count, not vertex count. + * Don't do anything for indirect draws. + */ + if (sctx->b.chip_class <= VI && + sctx->b.screen->info.max_se >= 4 && + !info->indirect && + info->instance_count > 1 && info->count < primgroup_size) + wd_switch_on_eop = true; + /* Required on CIK and later. */ if (sctx->b.screen->info.max_se > 2 && !wd_switch_on_eop) ia_switch_on_eoi = true; |