From 3cd3195d31961bf7f7e0743c22f14232b830e7b5 Mon Sep 17 00:00:00 2001
From: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Date: Tue, 7 Oct 2025 13:15:15 -0400
Subject: [PATCH] zink: always add mutable to transient surface creation when
 needed

cc: mesa-stable

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37743>
---
 src/gallium/drivers/zink/zink_surface.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gallium/drivers/zink/zink_surface.c b/src/gallium/drivers/zink/zink_surface.c
index b3199549c35..f681dff87f6 100644
--- a/src/gallium/drivers/zink/zink_surface.c
+++ b/src/gallium/drivers/zink/zink_surface.c
@@ -297,6 +297,8 @@ zink_create_transient_surface(struct zink_context *ctx, const struct pipe_surfac
       rtempl.nr_samples = nr_samples;
       rtempl.bind &= ~(PIPE_BIND_LINEAR | ZINK_BIND_DMABUF);
       rtempl.bind |= ZINK_BIND_TRANSIENT;
+      if (psurf->format != rtempl.format)
+         rtempl.bind |= ZINK_BIND_MUTABLE;
       res->transient = zink_resource(ctx->base.screen->resource_create(ctx->base.screen, &rtempl));
       transient = res->transient;
       if (unlikely(!transient)) {