[PATCH] i.MX23/28 framebuffer driver

From: jammy.zhou@linaro.org (Jammy Zhou)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] i.MX23/28 framebuffer driver
Date: Fri, 18 Feb 2011 10:25:29 +0800	[thread overview]
Message-ID: <AANLkTimOUnaHNMg03cHAiNJLuGhGuMWSHt+kibxWfYMH@mail.gmail.com> (raw)
In-Reply-To: <AANLkTim4rsuDLnyLtetMpn_i+x0e8FmyzLvy1Bm0JEAG@mail.gmail.com>

I also noticed that default XRandR1.2+ implementation is missing in X side.
If we can implement one, it would be beneficial for all ARM platforms. By
the way, does X driver of TI support XRandR1.2+?

Regards,
Jammy

On Thu, Feb 17, 2011 at 11:25 PM, Clark, Rob <rob@ti.com> wrote:

> Hmm, I was thinking more on the xf86 side of things.. ie. to provide
> default implementations of xf86CrtcFuncsRec and xf86OutputFuncsRec
> functions..
>
> BR,
> -R
>
> On Wed, Feb 16, 2011 at 7:24 PM, Jammy Zhou <jammy.zhou@linaro.org> wrote:
> >
> > There is already one KMS abstraction layer (libkms.so) in libdrm, maybe
> it can serve as what we needed.
> >
> > Regards,
> > Jammy
> >
> > On Thu, Feb 17, 2011 at 9:08 AM, Clark, Rob <rob@ti.com> wrote:
> >>
> >> I'm still in the learning-as-I-go phase here, so definitely not ready
> >> to propose a solution, but it does seem to me like there is room for
> >> some sort of kms-helper library here to handle more of the boilerplate
> >> xf86-video-* stuff..  I guess I'll have a better picture once I have a
> >> chance to add support for the various multi-monitor configurations.
> >> But certainly would be interested if anyone already has some ideas.
> >>
> >> BR,
> >> -R
> >>
> >> On Wed, Feb 16, 2011 at 8:42 AM, Jesse Barker <jesse.barker@linaro.org>
> wrote:
> >> > Speaking for the Linaro graphics working group, I think it's great.
> And, I
> >> > think you're right, that if enough of the KMS support in xf86-video-*
> is
> >> > similar enough (I was only aware of intel and nouveau supporting it
> properly
> >> > at current), pulling it out into a common layer would make it easier
> to
> >> > support in new drivers (including fbdev).
> >> >
> >> > cheers,
> >> > Jesse
> >> >
> >> > On Wed, Feb 16, 2011 at 4:22 AM, Arnd Bergmann <arnd@arndb.de> wrote:
> >> >>
> >> >> On Tuesday 15 February 2011, Clark, Rob wrote:
> >> >> > I'd been experimenting a bit on the side w/ the DRM driver
> framework (
> >> >> >
> >> >> >
> http://gitorious.com/~robclark/pandaboard/robclarks-kernel-omap4/commits/omap_gpu
> >> >> > ), but had to add a good chunk of mostly boilerplate code to our
> xorg
> >> >> > driver in order just to test it.  Maybe some generic support for
> KMS
> >> >> > in xf86-video-fbdev would have made this easier to develop the
> kernel
> >> >> > part without in parallel having to implement the userspace part.
>  I'm
> >> >> > not sure if this is the sort of thing the linaro-wg has in mind?
> >> >>
> >> >> I'm not sure what the the linaro multimedia wg thinks of this, but
> the
> >> >> kernel code you linked looks like it's doing exactly the right thing.
> >> >>
> >> >>        Arnd
> >> >>
> >> >> _______________________________________________
> >> >> linaro-dev mailing list
> >> >> linaro-dev at lists.linaro.org
> >> >> http://lists.linaro.org/mailman/listinfo/linaro-dev
> >> >
> >> >
> >>
> >> _______________________________________________
> >> linaro-dev mailing list
> >> linaro-dev at lists.linaro.org
> >> http://lists.linaro.org/mailman/listinfo/linaro-dev
> >
>
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