[PATCH 0/6] Davinci fbdev driver and enable it for DMx platform

[prabhakar.csengg@gmail.com (Prabhakar Lad)]

Hi Laurent,

On Thu, Apr 25, 2013 at 2:32 AM, Laurent Pinchart
<laurent.pinchart@ideasonboard.com> wrote:
> Hi Prabhakar,
>
> Thank you for the patch.
>
> On Wednesday 24 April 2013 17:30:02 Prabhakar Lad wrote:
>> From: Lad, Prabhakar <prabhakar.csengg@gmail.com>
>>
>> This patch series adds an fbdev driver for Texas
>> Instruments Davinci SoC.The display subsystem consists
>> of OSD and VENC, with OSD supporting 2 RGb planes and
>> 2 video planes.
>> http://focus.ti.com/general/docs/lit/
>> getliterature.tsp?literatureNumber=sprue37d&fileType=pdf
>>
>> A good amount of the OSD and VENC enabling code is
>> present in the kernel, and this patch series adds the
>> fbdev interface.
>>
>> The fbdev driver exports 4 nodes representing each
>> plane to the user - from fb0 to fb3.
>
> The obvious question is: why not a KMS driver instead ? :-)
>
I did go through the KMS model (thanks for pointing to your work and the video)
and it looks like this would require a fair amount of development, at this point
of time I would go with the current implementation and revisit on KMS model
at later point of time.

Regards,
--Prabhakar