[media] FE_READ_SNR and FE_READ_SIGNAL_STRENGTH docs
authorGeorgi Chorbadzhiyski <gf@unixsol.org>
Thu, 16 Jan 2014 15:07:11 +0000 (12:07 -0300)
committerMauro Carvalho Chehab <m.chehab@samsung.com>
Tue, 4 Feb 2014 15:07:01 +0000 (13:07 -0200)
commitdef62216041a63d45d0fd0ff014abdc9832ee611
tree835ee5f7f99c89d11d6b77ee0d3fdf8831d15393
parent692a228e9ae419b3f51e94d1c60c1b18f37e3676
[media] FE_READ_SNR and FE_READ_SIGNAL_STRENGTH docs

Around 01/14/2014 06:07 PM, Mauro Carvalho Chehab scribbled:
> Em Tue, 14 Jan 2014 17:55:19 +0200
> Georgi Chorbadzhiyski <gf@unixsol.org> escreveu:
>> Around 01/14/2014 05:30 PM, Mauro Carvalho Chehab scribbled:
>>> Em Tue, 14 Jan 2014 17:16:10 +0200
>>> Georgi Chorbadzhiyski <gf@unixsol.org> escreveu:
>>>
>>>> Hi guys, I'm confused the documentation on:
>>>>
>>>> http://linuxtv.org/downloads/v4l-dvb-apis/frontend_fcalls.html#FE_READ_SNR
>>>> http://linuxtv.org/downloads/v4l-dvb-apis/frontend_fcalls.html#FE_READ_SIGNAL_STRENGTH
>>>>
>>>> states that these ioctls return int16_t values but frontend.h states:
>>>>
>>>> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/include/uapi/linux/dvb/frontend.h
>>>>
>>>> #define FE_READ_SIGNAL_STRENGTH  _IOR('o', 71, __u16)
>>>> #define FE_READ_SNR              _IOR('o', 72, __u16)
>>>>
>>>> So which one is true?
>>>
>>> Documentation is wrong. The returned values are unsigned. Would you mind send
>>> us a patch fixing it?
>>
>> I would be happy to, but I can't find the repo that holds the documentation.
>
> It is in the Kernel tree, under Documentation/DocBook/media/dvb.

The attached file contains the discussed documentation fixes.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Documentation/DocBook/media/dvb/frontend.xml