Re: v4l2 ioctls

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On 09/15/2014 05:54 AM, Mauro Carvalho Chehab wrote:
> Hi Shuah,
> 
> Em Fri, 12 Sep 2014 18:37:13 -0600
> Shuah Khan <shuahkh@xxxxxxxxxxxxxxx> escreveu:
> 
>> Mauro/Hans,
>>
>> Thanks for both for your replies. I finally have it working with
>> the following:
> 
> One additional info: While in DVB mode, opening the device in
> readonly mode should not take the tuner locking.

That's what the code does for dvb. It gets the tuner lock in
dvb_frontend_start() which is called from dvb_frontend_open()
when dvb is opened in R/W mode.

> 
> If you need/want to test it, please use:
> 	$ dvb-fe-tool --femon
> 
> I implemented this functionality this weekend, so you'll need
> to update your v4l-utils tool to be able to test it.
> 

ok - I will update v4l-utils on my system.

-- Shuah


-- 
Shuah Khan
Sr. Linux Kernel Developer
Samsung Research America (Silicon Valley)
shuahkh@xxxxxxxxxxxxxxx | (970) 217-8978
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