Re: [PATCH v3][RFC] add raw video stream support for Samsung SUR40

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On 02/20/2015 10:46 PM, Florian Echtler wrote:
> On 16.02.2015 12:40, Hans Verkuil wrote:
>> On 02/11/2015 12:52 PM, Florian Echtler wrote:
>>> does anyone have any suggestions why USERPTR still fails with dma-sg?
>>>
>>> Could I just disable the corresponding capability for the moment so that
>>> the patch could perhaps be merged, and investigate this separately?
>>
>> I prefer to dig into this a little bit more, as I don't really understand
>> it. Set the videobuf2-core debug level to 1 and see what the warnings are.
>>
>> Since 'buf.qbuf' fails in v4l2-compliance, it's something in the VIDIOC_QBUF
>> sequence that returns an error, so you need to pinpoint that.
> OK, I don't currently have access to the hardware, but I will try this
> as soon as possible.
> 
>> If push comes to shove I can also merge the patch without USERPTR support,
>> but I really prefer not to do that.
> How long until the next merge window closes?

Probably about 6 weeks from now, but is good to err on the safe side and make
a decision in 4 weeks.

Regards,

	Hans

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