On Tue, Nov 05, 2019 at 10:51:02AM +0100, Gerd Hoffmann wrote:
> > +static const struct drm_plane_funcs ast_primary_plane_funcs = {
> > + .update_plane = drm_atomic_helper_update_plane,
> > + .disable_plane = drm_atomic_helper_disable_plane,
> > + .destroy = drm_plane_cleanup,
> > + .reset = drm_atomic_helper_plane_reset,
> > + .set_property = NULL,
> > + .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
> > + .atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
> > + .atomic_set_property = NULL,
> > + .atomic_get_property = NULL,
>
> It's not needed to explicitly set optional function pointers to NULL.
Yeah leaving them out completely helps a lot with grepping over all the
drivers to find users of stuff.
-Daniel
>
> > static const struct drm_encoder_helper_funcs ast_enc_helper_funcs = {
> > .dpms = ast_encoder_dpms,
> > .prepare = ast_encoder_prepare,
> > @@ -976,10 +1045,33 @@ static void ast_cursor_fini(struct drm_device *dev)
> >
> > int ast_mode_init(struct drm_device *dev)
> > {
> > + static const uint32_t primary_plane_formats[] = {
> > + DRM_FORMAT_XRGB8888,
> > + DRM_FORMAT_RGB565,
> > + DRM_FORMAT_C8,
> > + };
>
> I'd suggest to move this out of the function.
>
> cheers,
> Gerd
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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