On Sat, Oct 29, 2016 at 06:25:46PM +0800, Chen-Yu Tsai wrote: > On Thu, Oct 27, 2016 at 10:35 PM, Maxime Ripard > wrote: > > Hi, > > > > On Tue, Oct 25, 2016 at 08:42:26AM +0800, Chen-Yu Tsai wrote: > >> On Mon, Oct 24, 2016 at 10:40 PM, Maxime Ripard > >> wrote: > >> > Hi, > >> > > >> > On Fri, Oct 21, 2016 at 11:15:32AM +0800, Chen-Yu Tsai wrote: > >> >> On Tue, Oct 18, 2016 at 4:46 PM, Maxime Ripard > >> >> wrote: > >> >> > The planes can do more than what was previously exposed. Add support for > >> >> > them. > >> >> > > >> >> > Signed-off-by: Maxime Ripard > >> >> > --- > >> >> > drivers/gpu/drm/sun4i/sun4i_backend.c | 20 ++++++++++++++++++++ > >> >> > drivers/gpu/drm/sun4i/sun4i_layer.c | 6 ++++++ > >> >> > 2 files changed, 26 insertions(+) > >> >> > > >> >> > diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c > >> >> > index afb7ddf660ef..b184a476a480 100644 > >> >> > --- a/drivers/gpu/drm/sun4i/sun4i_backend.c > >> >> > +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c > >> >> > @@ -96,6 +96,22 @@ static int sun4i_backend_drm_format_to_layer(struct drm_plane *plane, > >> >> > *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB8888; > >> >> > break; > >> >> > > >> >> > + case DRM_FORMAT_ARGB4444: > >> >> > + *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB4444; > >> >> > + break; > >> >> > + > >> >> > + case DRM_FORMAT_ARGB1555: > >> >> > + *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB1555; > >> >> > + break; > >> >> > + > >> >> > + case DRM_FORMAT_RGBA5551: > >> >> > + *mode = SUN4I_BACKEND_LAY_FBFMT_RGBA5551; > >> >> > + break; > >> >> > + > >> >> > + case DRM_FORMAT_RGBA4444: > >> >> > + *mode = SUN4I_BACKEND_LAY_FBFMT_RGBA4444; > >> >> > >> >> The A20 manual only lists ARGB4444, not RGBA4444. There might be > >> >> some discrepancy here. We can deal with them > >> > > >> > Hmm, yes, that's weird. But I guess this would be part of porting it > >> > to the A20. > >> > > >> >> Also there are some more formats missing from the list, could you > >> >> add them as well? > >> > > >> > Which one do you refer to? > >> > >> RGB556 and RGB655. > > > > These formats are not supported by Linux yet though. > > I see. Sorry for the noise. > > Acked-by: Chen-Yu Tsai Applied with a more verbose commit log. Thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com