wsi/x11: Add drirc option to ignore SUBOPTIMAL.

Talos Principle and related games on that engine fail to handle
SUBOPTIMAL properly. Adds an option to ignore SUBOPTIMAL and pretend
it's SUCCESS.

Signed-off-by: Hans-Kristian Arntzen <post@arntzen-software.no>
Reviewed-by: Danylo Piliaiev <dpiliaiev@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27037>

src/intel/vulkan/anv_device.c

@@ -96,6 +96,7 @@ static const driOptionDescription anv_dri_options[] = {
       DRI_CONF_ALWAYS_FLUSH_CACHE(false)
       DRI_CONF_VK_WSI_FORCE_BGRA8_UNORM_FIRST(false)
       DRI_CONF_VK_WSI_FORCE_SWAPCHAIN_TO_CURRENT_EXTENT(false)
+      DRI_CONF_VK_X11_IGNORE_SUBOPTIMAL(false)
       DRI_CONF_LIMIT_TRIG_INPUT_RANGE(false)
       DRI_CONF_ANV_MESH_CONV_PRIM_ATTRS_TO_VERT_ATTRS(-2)
       DRI_CONF_FORCE_VK_VENDOR(0)

src/intel/vulkan_hasvk/anv_device.c

@@ -77,6 +77,7 @@ static const driOptionDescription anv_dri_options[] = {
       DRI_CONF_ALWAYS_FLUSH_CACHE(false)
       DRI_CONF_VK_WSI_FORCE_BGRA8_UNORM_FIRST(false)
       DRI_CONF_VK_WSI_FORCE_SWAPCHAIN_TO_CURRENT_EXTENT(false)
+      DRI_CONF_VK_X11_IGNORE_SUBOPTIMAL(false)
       DRI_CONF_LIMIT_TRIG_INPUT_RANGE(false)
    DRI_CONF_SECTION_END