From bfb6a5fef11c7efd9366be87e4ddd41cfcced2aa Mon Sep 17 00:00:00 2001
From: Qiang Yu <yuq825@gmail.com>
Date: Tue, 11 Oct 2022 16:36:49 +0800
Subject: [PATCH] ac/nir/ngg: add one odd dword to nogs culling pervertex lds
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radeonsi use like this.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18832>
---
 src/amd/common/ac_nir_lower_ngg.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/amd/common/ac_nir_lower_ngg.c b/src/amd/common/ac_nir_lower_ngg.c
index bd6e30861d2..030295c5a1a 100644
--- a/src/amd/common/ac_nir_lower_ngg.c
+++ b/src/amd/common/ac_nir_lower_ngg.c
@@ -1312,7 +1312,8 @@ ngg_nogs_get_culling_pervertex_lds_size(gl_shader_stage stage,
    if (max_exported_args)
       *max_exported_args = max_args;
 
-   return lds_es_arg_0 + max_args * 4u;
+   /* one odd dword to reduce LDS bank conflict */
+   return (lds_es_arg_0 + max_args * 4u) | 4u;
 }
 
 static void