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Commit Graph

13 Commits

Author SHA1 Message Date
Mauro Carvalho Chehab
903142e53c [media] DocBook: improve documentation for guard interval
Format it as a table and add more details, in special for
DTMB guard intervals.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 11:10:05 -03:00
Mauro Carvalho Chehab
2d457b8a90 [media] DocBook: improve documentation for FEC fields
Format it as a table and add more details. Also, remove the
duplicated occurrences.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 11:08:12 -03:00
Mauro Carvalho Chehab
b174fb71e8 [media] DocBook: move fe_bandwidth to the frontend legacy section
fe_bandwidth/fe_bandwidth_t is used only on DVBv3 API. So, move
it to the frontend legacy xml, and convert it into a table.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 11:06:29 -03:00
Mauro Carvalho Chehab
0577a2f6d8 [media] DocBook: improve documentation for OFDM transmission mode
Format it as a table and add more details, in special, for
the DTMB modes.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 11:04:05 -03:00
Mauro Carvalho Chehab
58e11cc3c1 [media] DocBook: improve documentation for DVB spectral inversion
Format it as a table and provide more details.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 11:02:25 -03:00
Mauro Carvalho Chehab
997eb9039d [media] DocBook: Better document enum fe_modulation
Instead of using programlisting, use a table, as this provides
a better view of the structure.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 09:46:40 -03:00
Mauro Carvalho Chehab
81959d996a [media] DocBook: better document FE_DISEQC_SEND_BURST ioctl
Use the proper format for FE_DISEQC_SEND_BURST documentation
and  improve the documentation.

Keep the enum fe_sec_mini_cmd description together with
the ioctl, as both are used together.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 09:36:37 -03:00
Mauro Carvalho Chehab
6dc59e7a19 [media] DocBook: better document FE_SET_TONE ioctl
Use the proper format for FE_SET_TONE documentation and
improve the documentation.

Keep the enum fe_sec_tone_mode description together with
the ioctl, as both are used together.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 09:35:51 -03:00
Mauro Carvalho Chehab
d6b6d346e5 [media] DocBook: better document FE_SET_VOLTAGE ioctl
Use the proper format for FE_SET_VOLTAGE documentation and fix
the documentation. The description for the enum is not 100%,
and it is missing the voltage off value.

Also, it is better to keep the enum description together with
the ioctl, as both are used together.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 09:33:45 -03:00
Mauro Carvalho Chehab
97f411d917 [media] dvb: split enum from typedefs at frontend.h
Using typedefs is already bad enough, but doing it together
with enum declaration is even worse.

Also, it breaks the scripts at DocBook that would be generating
reference pointers for the enums.

Well, we can't get rid of typedef right now, but let's at least
declare it on a separate line, and let the scripts to generate
the cross-reference, as this is needed for the next DocBook
patches.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-30 08:29:27 -03:00
David Howells
4c12adad26 [media] dvb: Document FE_SCALE_DECIBEL units consistently
In comments and in the documentation, the units of properties marked
with the FE_SCALE_DECIBEL scale are specified in terms of 1/1000 dB
or 0.0001 dB.  This is inconsistent, however, as 1/1000 is 0.001,
not 0.0001.

Note that the v4l-utils divide the value by 1000 for the signal
strength suggesting that the 1/1000 is correct.

Settle on millidecibels, ie. 1/1000dB or 0.001dB.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-05-14 18:29:48 -03:00
Mauro Carvalho Chehab
9569793a79 [media] dvb: Add DVBv5 statistics properties
The DVBv3 statistics parameters are limited on several ways:
        - It doesn't provide any way to indicate the used measure,
	  so userspace need to guess how to calculate/use it;
        - Only a limited set of stats are supported;
        - Can't be called in a way to require them to be filled
          all at once (atomic reads from the hardware), with may
          cause troubles on interpreting them on userspace;
        - On some OFDM delivery systems, the carriers can be
          independently modulated, having different properties.
          Currently, there's no way to report per-layer stats.
To address the above issues, adding a new DVBv5-based stats API.
While here, correct inner code nomenclature on a few places.

Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-01-23 19:06:33 -02:00
David Howells
c57fd02192 UAPI: (Scripted) Disintegrate include/linux/dvb
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Kerrisk <mtk.manpages@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Dave Jones <davej@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-17 10:00:29 -03:00