[PATCH] i.MX23/28 framebuffer driver

[Clark, Rob]

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 at 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 at 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 at 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 at 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
>> >>
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>> >
>>
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