egl: drop an indentation level in _eglFindDisplay() by replacing break/if with a...

[mesa.git] / src / egl / wayland / wayland-drm / wayland-drm.h

diff --git a/src/egl/wayland/wayland-drm/wayland-drm.h b/src/egl/wayland/wayland-drm/wayland-drm.h
index 77e8d27304245ad1ae2c71fb651f892e08554f0e..8b7fd3b0b64092fe3aec05c9cfeb5302ce70e6ca 100644 (file)
--- a/src/egl/wayland/wayland-drm/wayland-drm.h
+++ b/src/egl/wayland/wayland-drm/wayland-drm.h
@@ -4,8 +4,33 @@
 #include <wayland-server.h>
 
 struct wl_display;
-struct wl_drm;
 struct wl_resource;
+struct wl_drm_buffer;
+
+struct wayland_drm_callbacks {
+       int (*authenticate)(void *user_data, uint32_t id);
+
+       void (*reference_buffer)(void *user_data, uint32_t name, int fd,
+                                 struct wl_drm_buffer *buffer);
+
+       void (*release_buffer)(void *user_data, struct wl_drm_buffer *buffer);
+
+       bool (*is_format_supported)(void *user_data, uint32_t format);
+};
+
+
+struct wl_drm {
+       struct wl_display *display;
+       struct wl_global *wl_drm_global;
+
+       void *user_data;
+       char *device_name;
+       uint32_t flags;
+
+       struct wayland_drm_callbacks callbacks;
+
+       struct wl_buffer_interface buffer_interface;
+};
 
 struct wl_drm_buffer {
        struct wl_resource *resource;
@@ -18,23 +43,24 @@ struct wl_drm_buffer {
        void *driver_buffer;
 };
 
-struct wayland_drm_callbacks {
-       int (*authenticate)(void *user_data, uint32_t id);
-
-        void (*reference_buffer)(void *user_data, uint32_t name, int fd,
-                                 struct wl_drm_buffer *buffer);
-
-       void (*release_buffer)(void *user_data, struct wl_drm_buffer *buffer);
-};
-
 enum { WAYLAND_DRM_PRIME = 0x01 };
 
-struct wl_drm_buffer *
-wayland_drm_buffer_get(struct wl_drm *drm, struct wl_resource *resource);
+static inline struct wl_drm_buffer *
+wayland_drm_buffer_get(struct wl_drm *drm, struct wl_resource *resource)
+{
+       if (resource == NULL)
+               return NULL;
+
+       if (wl_resource_instance_of(resource, &wl_buffer_interface,
+                                   &drm->buffer_interface))
+               return wl_resource_get_user_data(resource);
+       else
+               return NULL;
+}
 
 struct wl_drm *
 wayland_drm_init(struct wl_display *display, char *device_name,
-                struct wayland_drm_callbacks *callbacks, void *user_data,
+                const struct wayland_drm_callbacks *callbacks, void *user_data,
                  uint32_t flags);
 
 void