[PATCH] i.MX23/28 framebuffer driver

Clark, Rob rob at ti.com
Wed Feb 16 20:08:48 EST 2011


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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