From 3baf2514877f80c3d79c783caf4ab6a1d59479c0 Mon Sep 17 00:00:00 2001
From: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Date: Fri, 1 May 2020 08:29:21 +0200
Subject: [PATCH] panfrost: mali_attr_meta.unknown1 is zero on Bifrost

For unknown1 reasons :)

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4832>
---
 src/gallium/drivers/panfrost/pan_assemble.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/panfrost/pan_assemble.c b/src/gallium/drivers/panfrost/pan_assemble.c
index 25d8ec4..efd3bf3 100644
--- a/src/gallium/drivers/panfrost/pan_assemble.c
+++ b/src/gallium/drivers/panfrost/pan_assemble.c
@@ -266,7 +266,7 @@ panfrost_shader_compile(struct panfrost_context *ctx,
                 struct mali_attr_meta v = {
                         .format = p_varying_type[i],
                         .swizzle = default_vec4_swizzle,
-                        .unknown1 = 0x2,
+                        .unknown1 = dev->quirks & IS_BIFROST ? 0x0 : 0x2,
                 };
 
                 /* Check for special cases, otherwise assume general varying */
-- 
2.7.4