linux-kernel - Re: [PATCH v4] media: au0828

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Date:	Fri, 23 Jan 2015 08:00:20 -0700
From:	Shuah Khan <shuahkh@....samsung.com>
To:	Hans Verkuil <hverkuil@...all.nl>, m.chehab@...sung.com,
	hans.verkuil@...co.com, dheitmueller@...nellabs.com,
	prabhakar.csengg@...il.com, sakari.ailus@...ux.intel.com,
	laurent.pinchart@...asonboard.com, ttmesterr@...il.com
CC:	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4] media: au0828 - convert to use videobuf2

On 01/23/2015 02:50 AM, Hans Verkuil wrote:
> Hi Shuah,
> 
> On 01/23/2015 12:42 AM, Shuah Khan wrote:
>> Convert au0828 to use videobuf2. Tested with NTSC.
>> Tested video and vbi devices with xawtv, tvtime,
>> and vlc. Ran v4l2-compliance to ensure there are
>> no regressions. video now has no failures and vbi
>> has 3 fewer failures.
>>
>> video before:
>> test VIDIOC_G_FMT: FAIL 3 failures
>> Total: 72, Succeeded: 69, Failed: 3, Warnings: 0
>>
>> Video after:
>> Total: 72, Succeeded: 72, Failed: 0, Warnings: 18
>>
>> vbi before:
>>     test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: FAIL
>>     test VIDIOC_EXPBUF: FAIL
>>     test USERPTR: FAIL
>>     Total: 72, Succeeded: 66, Failed: 6, Warnings: 0
>>
>> vbi after:
>>     test VIDIOC_QUERYCAP: FAIL
>>     test MMAP: FAIL
>>     Total: 78, Succeeded: 75, Failed: 3, Warnings: 0
> 
> There shouldn't be any fails for VBI. That really needs to be fixed.
> Esp. the QUERYCAP fail should be easy to fix.
> 
> BTW, can you paste the full v4l2-compliance output next time? That's
> more informative than just these summaries.
> 

I will re-run the tests and fix it and resend the patch. I think I was
seeing querycap compliance failure when run with -V0 option and not when
I run it without. I can attach the full log.

thanks,
-- Shuah

thanks,
-- Shuah


-- 
Shuah Khan
Sr. Linux Kernel Developer
Open Source Innovation Group
Samsung Research America (Silicon Valley)
shuahkh@....samsung.com | (970) 217-8978
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