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Date: Fri, 11 Nov 2016 10:17:55 +0100
From: Daniel Vetter <daniel@...ll.ch>
To: Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc: Daniel Vetter <daniel.vetter@...el.com>,
David Airlie <airlied@...ux.ie>,
Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
Hans de Goede <hdegoede@...hat.com>,
Chen-Yu Tsai <wens@...e.org>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 5/5] drm/sun4i: Add support for the overscan profiles
On Thu, Nov 10, 2016 at 03:56:30PM +0100, Maxime Ripard wrote:
> Hi Daniel,
>
> On Tue, Nov 08, 2016 at 09:59:27AM +0100, Daniel Vetter wrote:
> > On Tue, Oct 18, 2016 at 10:29:38AM +0200, Maxime Ripard wrote:
> > > Create overscan profiles reducing the displayed zone.
> > >
> > > For each TV standard (PAL and NTSC so far), we create 4 more reduced modes
> > > by steps of 5% that the user will be able to select.
> > >
> > > Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
> >
> > tbh I think if we agree to do this (and that still seems an open question)
> > I think there should be a generic helper to add these overscan modes with
> > increased porches. Anything that only depends upon the sink (and
> > overscanning is something the sink does) should imo be put into a suitable
> > helper library for everyone to share.
> >
> > Or maybe even stash it into the probe helpers and call it for all TV
> > connectors. Definitely not a driver-private thing.
>
> Last time we discussed it, my recollection was that you didn't want to
> have generic code for it, but I'd be happy to implement it.
>
> I'll come up with something like that.
Well I can flip-flop around with the nonsense I'm sometimes emitting ;-)
Since you called me out, feel free to do whatever you want ...
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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