Re: v4l2 ioctls

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Em Mon, 15 Sep 2014 17:15:52 -0600
Shuah Khan <shuahkh@xxxxxxxxxxxxxxx> escreveu:

> 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.

Yeah, I think that the FE kthread is only started in R/W mode, 
but it doesn't hurt to double-check it and to do some tests to
avoid regressions.

> > 
> > 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
> 
> 
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]
  Powered by Linux