From c0e43b844c5768e7b77fb0dcf10af5cbd9157d81 Mon Sep 17 00:00:00 2001
From: Boris Brezillon <boris.brezillon@collabora.com>
Date: Mon, 6 Sep 2021 12:13:34 +0200
Subject: [PATCH] panvk: Fix chan_size calculation in panvk_emit_blend()

Only the first channel was taken into account.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12762>
---
 src/panfrost/vulkan/panvk_vX_cs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/panfrost/vulkan/panvk_vX_cs.c b/src/panfrost/vulkan/panvk_vX_cs.c
index 2f431dd67bc..5c239ce5d71 100644
--- a/src/panfrost/vulkan/panvk_vX_cs.c
+++ b/src/panfrost/vulkan/panvk_vX_cs.c
@@ -635,7 +635,7 @@ panvk_per_arch(emit_blend)(const struct panvk_device *dev,
          util_format_description(rts->format);
       unsigned chan_size = 0;
       for (unsigned i = 0; i < format_desc->nr_channels; i++)
-         chan_size = MAX2(format_desc->channel[0].size, chan_size);
+         chan_size = MAX2(format_desc->channel[i].size, chan_size);
 
       pan_blend_to_fixed_function_equation(blend->rts[rt].equation,
                                            &cfg.bifrost.equation);