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authorMarek Olšák <marek.olsak@amd.com>2021-05-24 19:14:18 -0400
committerMarge Bot <eric+marge@anholt.net>2021-06-21 19:03:29 +0000
commit901f4aa5d62f8a3e7b90233b6dd1b6e7c0dfde5a (patch)
treeed04fefd064097ed1044a5910ba87c10a331e1e1 /src/gallium
parentce4f4a8d13c5b1b0816f6b3121131d7b63f746c2 (diff)
radeonsi: remove incorrect comment about PA
Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11102>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/radeonsi/gfx10_shader_ngg.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c b/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
index 5f3763bcd83..09590878e5e 100644
--- a/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
+++ b/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
@@ -1881,13 +1881,6 @@ void gfx10_ngg_gs_emit_epilogue(struct si_shader_context *ctx)
/* Allocate export space. Send this message as early as possible, to
* hide the latency of the SQ <-> SPI roundtrip.
- *
- * Note: We could consider compacting primitives for export as well.
- * PA processes 1 non-null prim / clock, but it fetches 4 DW of
- * prim data per clock and skips null primitives at no additional
- * cost. So compacting primitives can only be beneficial when
- * there are 4 or more contiguous null primitives in the export
- * (in the common case of single-dword prim exports).
*/
ac_build_sendmsg_gs_alloc_req(&ctx->ac, get_wave_id_in_tg(ctx), vertlive_scan.result_reduce,
num_emit_threads);