panfrost: Don't double-compose swizzles

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Fixes: b9a136cdd1e ("panfrost: Implement BGRA textures")
Tested-by: Christian Hewitt <christianshewitt@gmail.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7352>
1 file changed