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radeonsi: disable NGG culling on gfx10.3 because of hangs

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Fixes: a23802bcb9 - ac,radeonsi: start adding support for gfx10.3

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6282>
(cherry picked from commit 2b78cb2e00)
This commit is contained in:
Marek Olšák 2020-08-08 16:39:09 -04:00 • committed by Dylan Baker
parent a65c597897
commit a19dd637e8
2 changed files with 6 additions and 1 deletions
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2
.pick_status.json
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@ -1957,7 +1957,7 @@
"description": "radeonsi: disable NGG culling on gfx10.3 because of hangs",
"nominated": true,
"nomination_type": 1,
"resolution": 0,
"resolution": 1,
"master_sha": null,
"because_sha": "a23802bcb9a42a02d34a5a36d6e66d6532813a0d"
},

5
src/gallium/drivers/radeonsi/si_pipe.c
View file

@ -1152,6 +1152,11 @@ static struct pipe_screen *radeonsi_screen_create_impl(struct radeon_winsys *ws,
driQueryOptionb(config->options, "radeonsi_commutative_blend_add") ||
driQueryOptionb(config->options, "allow_draw_out_of_order");
/* TODO: Find out why NGG culling hangs on gfx10.3 */
if (sscreen->info.chip_class == GFX10_3 &&
!(sscreen->debug_flags & (DBG(ALWAYS_NGG_CULLING_ALL) | DBG(ALWAYS_NGG_CULLING_TESS))))
sscreen->debug_flags |= DBG(NO_NGG_CULLING);
sscreen->use_ngg = sscreen->info.chip_class >= GFX10 && sscreen->info.family != CHIP_NAVI14 &&
!(sscreen->debug_flags & DBG(NO_NGG));
sscreen->use_ngg_culling = sscreen->use_ngg && !(sscreen->debug_flags & DBG(NO_NGG_CULLING));