Re: [PATCHv3 1/1] drm/imx: convey the pixelclk-active and de-active flags from DT to the ipu-di driver

From: Philipp Zabel
Date: Tue Jul 12 2016 - 12:52:32 EST


Am Dienstag, den 12.07.2016, 14:43 +0200 schrieb Daniel Vetter:
> On Tue, Jul 12, 2016 at 01:54:28PM +0200, Lothar WaÃmann wrote:
> > Hi,
> >
> > On Wed, 25 May 2016 15:18:16 +0200 Lothar WaÃmann wrote:
> > > The 'de-active' and 'pixelclk-active' DT properties are evaluated
> > > by of_parse_display_timing() called from of_get_drm_display_mode(),
> > > but later lost in the conversion from videomode.flags to
> > > drm_display_mode.flags.
> > > Use an open coded version of of_get_drm_display_mode() to get access
> > > to these flags and make sure they are passed on to the ipu-di driver.
> > >
> > > Changes vs. v2:
> > > - removed patches which have already been applied
> > > - created a drm_bus_flags_from_videomode() helper to prevent code
> > > duplication as suggested by Philipp Zabel
> > >
> > > Changes vs. v1:
> > > - rebased on top of https://patchwork.kernel.org/patch/9113791/ as
> > > per Philipp Zabel's request
> > >
> > > GIT: [PATCHv2 1/3] drm/imx: imx-ldb: honor 'native-mode' property when
> > > GIT: [PATCHv2 2/3] drm/imx: convey the pixelclk-active and de-active flags
> > > GIT: [PATCHv2 3/3] drm/imx: remove dead code
>
> Should this be split up into 3 patches? At least it's good practice to
> split up the drm core helper functions into it's own patch, instead of
> hiding it behind something with the drm/imx prefix - no one will spot it
> that way.
>
> > Ping?!
>
> If imx maintainers keep being asleep at the helm I can merge this through
> drm-misc, but I'd like some more tested-by from other folks if possible.
> Even better when there's a review.

This clashes with the atomic modeset changes. If you don't disagree with
the core change, I can include it with the next imx-drm/next pull
request.

regards
Philipp