radv: ignore alpha_is_on_msb on GFX11 because the hw ignores it

Ported from RadeonSI.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21621>

diff --git a/src/amd/vulkan/radv_image.c b/src/amd/vulkan/radv_image.c
index 73576b4..74fa1ea 100644 (file)
--- a/src/amd/vulkan/radv_image.c
+++ b/src/amd/vulkan/radv_image.c
@@ -971,6 +971,9 @@ gfx9_border_color_swizzle(const struct util_format_description *desc)
 bool
 vi_alpha_is_on_msb(struct radv_device *device, VkFormat format)
 {
+   if (device->physical_device->rad_info.gfx_level >= GFX11)
+      return false;
+
    const struct util_format_description *desc = vk_format_description(format);
 
    if (device->physical_device->rad_info.gfx_level >= GFX10 && desc->nr_channels == 1)