turnip: Don't link the WSI code if we don't have a WSI extension.

I don't like the TU_HAS_SURFACE duplication, but this is a step to having
a non-libdrm-dependent turnip on Android with KGSL (which doesn't have
drm for rendering).

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6821>

src/freedreno/vulkan/meson.build

@@ -59,12 +59,14 @@ libtu_files = files(
   'tu_shader.c',
   'tu_util.c',
   'tu_util.h',
-  'tu_wsi.c',
   'vk_format.h',
 )
 
 tu_deps = []
 tu_flags = []
+tu_link_with = []
+
+tu_wsi = false
 
 if with_platform_x11
   tu_deps += dep_xcb_dri3
@@ -73,17 +75,25 @@ if with_platform_x11
     '-DVK_USE_PLATFORM_XLIB_KHR',
   ]
   libtu_files += files('tu_wsi_x11.c')
+  tu_wsi = true
 endif
 
 if with_platform_wayland
   tu_deps += dep_wayland_client
   tu_flags += '-DVK_USE_PLATFORM_WAYLAND_KHR'
   libtu_files += files('tu_wsi_wayland.c')
+  tu_wsi = true
 endif
 
 if system_has_kms_drm and not with_platform_android
   tu_flags += '-DVK_USE_PLATFORM_DISPLAY_KHR'
   libtu_files += files('tu_wsi_display.c')
+  tu_wsi = true
+endif
+
+if tu_wsi
+  libtu_files += 'tu_wsi.c'
+  tu_link_with += libvulkan_wsi
 endif
 
 if with_platform_android
@@ -118,7 +128,7 @@ libvulkan_freedreno = shared_library(
     inc_freedreno,
   ],
   link_with : [
-    libvulkan_wsi,
+    tu_link_with,
     libfreedreno_ir3,
     libfreedreno_layout,
   ],

src/freedreno/vulkan/tu_device.c

@@ -44,6 +44,12 @@
 /* for fd_get_driver/device_uuid() */
 #include "freedreno/common/freedreno_uuid.h"
 
+#define TU_HAS_SURFACE \
+   (VK_USE_PLATFORM_WAYLAND_KHR || \
+    VK_USE_PLATFORM_XCB_KHR || \
+    VK_USE_PLATFORM_XLIB_KHR || \
+    VK_USE_PLATFORM_DISPLAY_KHR)
+
 static int
 tu_device_get_cache_uuid(uint16_t family, void *uuid)
 {
@@ -124,11 +130,13 @@ tu_physical_device_init(struct tu_physical_device *device,
 
    tu_physical_device_get_supported_extensions(device, &device->supported_extensions);
 
+#if TU_HAS_SURFACE
    result = tu_wsi_init(device);
    if (result != VK_SUCCESS) {
       vk_startup_errorf(instance, result, "WSI init failure");
       goto fail;
    }
+#endif
 
    return VK_SUCCESS;
 
@@ -142,7 +150,9 @@ fail:
 static void
 tu_physical_device_finish(struct tu_physical_device *device)
 {
+#if TU_HAS_SURFACE
    tu_wsi_finish(device);
+#endif
 
    disk_cache_destroy(device->disk_cache);
    close(device->local_fd);