From: Shuah Khan <shuahkh@osg.samsung.com>
To: Mauro Carvalho Chehab <m.chehab@samsung.com>
Cc: Hans Verkuil <hverkuil@xs4all.nl>,
linux-media@vger.kernel.org, Shuah Khan <shuahkh@osg.samsung.com>
Subject: Re: v4l2 ioctls
Date: Mon, 15 Sep 2014 17:15:52 -0600 [thread overview]
Message-ID: <54177328.1050007@osg.samsung.com> (raw)
In-Reply-To: <20140915085458.1faea714.m.chehab@samsung.com>
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@osg.samsung.com> 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@osg.samsung.com | (970) 217-8978
next prev parent reply other threads:[~2014-09-15 23:15 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-12 1:26 v4l2 ioctls Shuah Khan
2014-09-12 8:07 ` Hans Verkuil
2014-09-12 15:19 ` Mauro Carvalho Chehab
2014-09-13 0:37 ` Shuah Khan
2014-09-13 8:49 ` Hans Verkuil
2014-09-15 11:54 ` Mauro Carvalho Chehab
2014-09-15 23:15 ` Shuah Khan [this message]
2014-09-15 23:53 ` Mauro Carvalho Chehab
2014-09-16 0:23 ` Shuah Khan
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