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radeonsi: set NOT_EOP for back-to-back draws on gfx10+ 

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7056>
This commit is contained in:
Marek Olšák 2020-10-09 16:46:26 -04:00 committed by Marge Bot
parent ca40dc01cc
commit cc24ec8c07
1 changed files with 8 additions and 1 deletions
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9
src/gallium/drivers/radeonsi/si_state_draw.c
View File

@ -958,7 +958,14 @@ static void si_emit_draw_packets(struct si_context *sctx, const struct pipe_draw
radeon_emit(cs, va);
radeon_emit(cs, va >> 32);
radeon_emit(cs, draws[i].count);
radeon_emit(cs, V_0287F0_DI_SRC_SEL_DMA);
radeon_emit(cs, V_0287F0_DI_SRC_SEL_DMA |
/* NOT_EOP allows merging multiple draws into 1 wave, but only user VGPRs
* can be changed between draws and GS fast launch must be disabled.
* NOT_EOP doesn't work on gfx9 and older.
*/
S_0287F0_NOT_EOP(sctx->chip_class >= GFX10 &&
i < num_draws - 1 &&
!(sctx->ngg_culling & SI_NGG_CULL_GS_FAST_LAUNCH_ALL)));
}
} else {
for (unsigned i = 0; i < num_draws; i++) {