backend/drm: specify minimum config attributes
Since the format used by DRM is GBM_FORMAT_ARGB8888, we need at least a R, G, B
and A channel.
@@ -30,8 +30,17 @@ bool init_drm_renderer(struct wlr_drm_backend *drm,
create_renderer_func = wlr_renderer_autocreate;
}
+ static EGLint config_attribs[] = {
+ EGL_RED_SIZE, 1,
+ EGL_GREEN_SIZE, 1,
+ EGL_BLUE_SIZE, 1,
+ EGL_ALPHA_SIZE, 1,
+ EGL_NONE,
+ };
+
renderer->wlr_rend = create_renderer_func(&renderer->egl,
- EGL_PLATFORM_GBM_MESA, renderer->gbm, NULL, GBM_FORMAT_ARGB8888);
+ EGL_PLATFORM_GBM_MESA, renderer->gbm,
+ config_attribs, GBM_FORMAT_ARGB8888);
if (!renderer->wlr_rend) {
wlr_log(WLR_ERROR, "Failed to create EGL/WLR renderer");
