wsi: Track CPU side present ordering via a serial

We will use this in our hueristics to pick the most optimal buffer in AcquireNextImageKHR

Signed-off-by: Joshua Ashton <joshua@froggi.es>

Reviewed-by: Hans-Kristian Arntzen <post@arntzen-software.no>
Reviewed-by: Erik Kurzinger <ekurzinger@nvidia.com>
Reviewed-by: Sebastian Wick <sebastian.wick@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25709>

src/vulkan/wsi/wsi_common.c

@@ -1472,6 +1472,7 @@ wsi_common_queue_present(const struct wsi_device *wsi,
       /* The app can only submit images they have acquired. */
       assert(image->acquired);
       image->acquired = false;
+      image->present_serial = ++swapchain->present_serial;
 
 #ifdef HAVE_LIBDRM
       if (has_signal_dma_buf) {

src/vulkan/wsi/wsi_common_private.h

@@ -134,6 +134,7 @@ struct wsi_image {
     * on the CPU side via acquire_next_image.
     */
    bool acquired;
+   uint64_t present_serial;
 
 #ifndef _WIN32
    uint64_t drm_modifier;
@@ -164,6 +165,8 @@ struct wsi_swapchain {
 
    struct wsi_image_info image_info;
    uint32_t image_count;
+   
+   uint64_t present_serial;
 
    struct {
       enum wsi_swapchain_blit_type type;