formats: use weston's egl config matching logic, centralize format

The GBM surface format has to match the DRM mode. Both are used in a
couple of places, so unify it so that it's only set in one place. Note
that the GBM and DRM formats are identical.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/common.h b/common.h
index 11ec26e..dc87825 100644
--- a/common.h
+++ b/common.h
@@ -60,6 +60,7 @@ EGLAPI EGLSurface EGLAPIENTRY eglCreatePlatformPixmapSurfaceEXT (EGLDisplay dpy,
 struct gbm {
 	struct gbm_device *dev;
 	struct gbm_surface *surface;
+	uint32_t format;
 	int width, height;
 };