linux-kernel - Re: [PATCH 0/3] carma-fpga: remove videobuf dependency

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Date:	Fri, 12 Dec 2014 09:00:44 -0800
From:	David Hawkins <dwh@...o.caltech.edu>
To:	Hans Verkuil <hverkuil@...all.nl>,
	Ira Snyder <ira.snyder@...il.com>
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	iws@...o.caltech.edu, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] carma-fpga: remove videobuf dependency

Hi Hans!

>> On Nov 23, 2014 6:31 AM, "Hans Verkuil" <hverkuil@...all.nl
>> <mailto:hverkuil@...all.nl>> wrote:
>>>
>>> While checking which drivers were still abusing internal videobuf
>>> API functions I came across these carma fpga misc drivers. These
>>> drivers have absolutely nothing to do with videobuf or the media
>>> subsystem.
>>>
>>> Drivers shouldn't use those low-level functions in the first
>>> place, and in fact in the long run the videobuf API will be
>>> removed altogether.
>>>
>>> So remove the videobuf dependency from these two drivers.
>>>
>>> This has been compile tested (and that clearly hasn't been done
>>> for carma-fpga-program.c recently).
>>>
>>> Greg, is this something you want to take as misc driver
>>> maintainer? That makes more sense than going through the media
>>> tree.
>>>
>>> The first patch should probably go to 3.18.
>>>
>>> I have no idea if anyone can test this with actual hardware. Ira,
>>> is that something you can do?
>>
>> Hi Hans. My colleague Dave Hawkins (CC'd) is in charge of this
>> hardware now. He can help to get this patch tested.
>
> Any updates on this?

Sorry, I was hoping to get around to setting up a build system
for this board and testing it, but I have not had a chance to.

Go ahead and apply any changes you need, and I'll try to get a
hardware test done before Christmas :)

Thanks!

Cheers,
Dave

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