Commit 9bb2c55a authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab

[media] doc-rst: Convert dvb-usb to ReST format

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Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent dee74db3
Documentation for dvb-usb-framework module and its devices
Idea behind the dvb-usb-framework
=================================
In March 2005 I got the new Twinhan USB2.0 DVB-T device. They provided specs and a firmware.
.. note::
#) This documentation is outdated. Please check at the DVB wiki
at https://linuxtv.org/wiki for more updated info.
#) **deprecated:** Newer DVB USB drivers should use the dvb-usb-v2 framework.
In March 2005 I got the new Twinhan USB2.0 DVB-T device. They provided specs
and a firmware.
Quite keen I wanted to put the driver (with some quirks of course) into dibusb.
After reading some specs and doing some USB snooping, it realized, that the
......@@ -40,80 +46,184 @@ TODO: dynamic enabling and disabling of the pid-filter in regard to number of
feeds requested.
Supported devices
========================
-----------------
See the LinuxTV DVB Wiki at www.linuxtv.org for a complete list of
See the LinuxTV DVB Wiki at https://linuxtv.org for a complete list of
cards/drivers/firmwares:
https://linuxtv.org/wiki/index.php/DVB_USB
0. History & News:
2005-06-30 - added support for WideView WT-220U (Thanks to Steve Chang)
2005-05-30 - added basic isochronous support to the dvb-usb-framework
added support for Conexant Hybrid reference design and Nebula DigiTV USB
2005-04-17 - all dibusb devices ported to make use of the dvb-usb-framework
2005-04-02 - re-enabled and improved remote control code.
2005-03-31 - ported the Yakumo/Hama/Typhoon DVB-T USB2.0 device to dvb-usb.
2005-03-30 - first commit of the dvb-usb-module based on the dibusb-source. First device is a new driver for the
2005-06-30
- added support for WideView WT-220U (Thanks to Steve Chang)
2005-05-30
- added basic isochronous support to the dvb-usb-framework
- added support for Conexant Hybrid reference design and Nebula
DigiTV USB
2005-04-17
- all dibusb devices ported to make use of the dvb-usb-framework
2005-04-02
- re-enabled and improved remote control code.
2005-03-31
- ported the Yakumo/Hama/Typhoon DVB-T USB2.0 device to dvb-usb.
2005-03-30
- first commit of the dvb-usb-module based on the dibusb-source.
First device is a new driver for the
TwinhanDTV Alpha / MagicBox II USB2.0-only DVB-T device.
- (change from dvb-dibusb to dvb-usb)
2005-03-28
- added support for the AVerMedia AverTV DVB-T USB2.0 device
(Thanks to Glen Harris and Jiun-Kuei Jung, AVerMedia)
2005-03-14
- added support for the Typhoon/Yakumo/HAMA DVB-T mobile USB2.0
2005-02-11
- added support for the KWorld/ADSTech Instant DVB-T USB2.0.
Thanks a lot to Joachim von Caron
2005-02-02
- added support for the Hauppauge Win-TV Nova-T USB2
2005-01-31
- distorted streaming is gone for USB1.1 devices
2005-01-13
- moved the mirrored pid_filter_table back to dvb-dibusb
first almost working version for HanfTek UMT-010
found out, that Yakumo/HAMA/Typhoon are predecessors of the HanfTek UMT-010
2005-01-10
- refactoring completed, now everything is very delightful
(change from dvb-dibusb to dvb-usb)
2005-03-28 - added support for the AVerMedia AverTV DVB-T USB2.0 device (Thanks to Glen Harris and Jiun-Kuei Jung, AVerMedia)
2005-03-14 - added support for the Typhoon/Yakumo/HAMA DVB-T mobile USB2.0
2005-02-11 - added support for the KWorld/ADSTech Instant DVB-T USB2.0. Thanks a lot to Joachim von Caron
2005-02-02 - added support for the Hauppauge Win-TV Nova-T USB2
2005-01-31 - distorted streaming is gone for USB1.1 devices
2005-01-13 - moved the mirrored pid_filter_table back to dvb-dibusb
- first almost working version for HanfTek UMT-010
- found out, that Yakumo/HAMA/Typhoon are predecessors of the HanfTek UMT-010
2005-01-10 - refactoring completed, now everything is very delightful
- tuner quirks for some weird devices (Artec T1 AN2235 device has sometimes a
Panasonic Tuner assembled). Tunerprobing implemented. Thanks a lot to Gunnar Wittich.
2004-12-29 - after several days of struggling around bug of no returning URBs fixed.
2004-12-26 - refactored the dibusb-driver, splitted into separate files
Panasonic Tuner assembled). Tunerprobing implemented.
Thanks a lot to Gunnar Wittich.
2004-12-29
- after several days of struggling around bug of no returning URBs fixed.
2004-12-26
- refactored the dibusb-driver, splitted into separate files
- i2c-probing enabled
2004-12-06 - possibility for demod i2c-address probing
2004-12-06
- possibility for demod i2c-address probing
- new usb IDs (Compro, Artec)
2004-11-23 - merged changes from DiB3000MC_ver2.1
2004-11-23
- merged changes from DiB3000MC_ver2.1
- revised the debugging
- possibility to deliver the complete TS for USB2.0
2004-11-21 - first working version of the dib3000mc/p frontend driver.
2004-11-12 - added additional remote control keys. Thanks to Uwe Hanke.
2004-11-07 - added remote control support. Thanks to David Matthews.
2004-11-05 - added support for a new devices (Grandtec/Avermedia/Artec)
2004-11-21
- first working version of the dib3000mc/p frontend driver.
2004-11-12
- added additional remote control keys. Thanks to Uwe Hanke.
2004-11-07
- added remote control support. Thanks to David Matthews.
2004-11-05
- added support for a new devices (Grandtec/Avermedia/Artec)
- merged my changes (for dib3000mb/dibusb) to the FE_REFACTORING, because it became HEAD
- moved transfer control (pid filter, fifo control) from usb driver to frontend, it seems
better settled there (added xfer_ops-struct)
- created a common files for frontends (mc/p/mb)
2004-09-28 - added support for a new device (Unknown, vendor ID is Hyper-Paltek)
2004-09-20 - added support for a new device (Compro DVB-U2000), thanks
2004-09-28
- added support for a new device (Unknown, vendor ID is Hyper-Paltek)
2004-09-20
- added support for a new device (Compro DVB-U2000), thanks
to Amaury Demol for reporting
- changed usb TS transfer method (several urbs, stopping transfer
before setting a new pid)
2004-09-13 - added support for a new device (Artec T1 USB TVBOX), thanks
2004-09-13
- added support for a new device (Artec T1 USB TVBOX), thanks
to Christian Motschke for reporting
2004-09-05 - released the dibusb device and dib3000mb-frontend driver
2004-09-05
- released the dibusb device and dib3000mb-frontend driver
(old news for vp7041.c)
2004-07-15 - found out, by accident, that the device has a TUA6010XS for
PLL
2004-07-12 - figured out, that the driver should also work with the
2004-07-15
- found out, by accident, that the device has a TUA6010XS for PLL
2004-07-12
- figured out, that the driver should also work with the
CTS Portable (Chinese Television System)
2004-07-08 - firmware-extraction-2.422-problem solved, driver is now working
2004-07-08
- firmware-extraction-2.422-problem solved, driver is now working
properly with firmware extracted from 2.422
- #if for 2.6.4 (dvb), compile issue
- changed firmware handling, see vp7041.txt sec 1.1
2004-07-02 - some tuner modifications, v0.1, cleanups, first public
2004-06-28 - now using the dvb_dmx_swfilter_packets, everything
runs fine now
2004-06-27 - able to watch and switching channels (pre-alpha)
2004-07-02
- some tuner modifications, v0.1, cleanups, first public
2004-06-28
- now using the dvb_dmx_swfilter_packets, everything runs fine now
2004-06-27
- able to watch and switching channels (pre-alpha)
- no section filtering yet
2004-06-06 - first TS received, but kernel oops :/
2004-05-14 - firmware loader is working
2004-05-11 - start writing the driver
1. How to use?
1.1. Firmware
2004-06-06
- first TS received, but kernel oops :/
2004-05-14
- firmware loader is working
2004-05-11
- start writing the driver
How to use?
-----------
Firmware
~~~~~~~~
Most of the USB drivers need to download a firmware to the device before start
working.
......@@ -123,7 +233,8 @@ you need for your device:
https://linuxtv.org/wiki/index.php/DVB_USB
1.2. Compiling
Compiling
~~~~~~~~~
Since the driver is in the linux kernel, activating the driver in
your favorite config-environment should sufficient. I recommend
......@@ -132,7 +243,8 @@ to compile the driver as module. Hotplug does the rest.
If you use dvb-kernel enter the build-2.6 directory run 'make' and 'insmod.sh
load' afterwards.
1.3. Loading the drivers
Loading the drivers
~~~~~~~~~~~~~~~~~~~
Hotplug is able to load the driver, when it is needed (because you plugged
in the device).
......@@ -142,13 +254,18 @@ from within the dvb-kernel cvs repository.
first have a look, which debug level are available:
modinfo dvb-usb
modinfo dvb-usb-vp7045
etc.
.. code-block:: none
modprobe dvb-usb debug=<level>
modprobe dvb-usb-vp7045 debug=<level>
etc.
# modinfo dvb-usb
# modinfo dvb-usb-vp7045
etc.
.. code-block:: none
modprobe dvb-usb debug=<level>
modprobe dvb-usb-vp7045 debug=<level>
etc.
should do the trick.
......@@ -160,16 +277,19 @@ At this point you should be able to start a dvb-capable application. I'm use
(t|s)zap, mplayer and dvbscan to test the basics. VDR-xine provides the
long-term test scenario.
2. Known problems and bugs
Known problems and bugs
-----------------------
- Don't remove the USB device while running an DVB application, your system
will go crazy or die most likely.
2.1. Adding support for devices
Adding support for devices
~~~~~~~~~~~~~~~~~~~~~~~~~~
TODO
2.2. USB1.1 Bandwidth limitation
USB1.1 Bandwidth limitation
~~~~~~~~~~~~~~~~~~~~~~~~~~~
A lot of the currently supported devices are USB1.1 and thus they have a
maximum bandwidth of about 5-6 MBit/s when connected to a USB2.0 hub.
......@@ -185,11 +305,14 @@ definitely. All dvb-usb-devices I was using (Twinhan, Kworld, DiBcom) are
working like charm now with VDR. Sometimes I even was able to record a channel
and watch another one.
2.3. Comments
Comments
~~~~~~~~
Patches, comments and suggestions are very very welcome.
3. Acknowledgements
-------------------
Amaury Demol (Amaury.Demol@parrot.com) and Francois Kanounnikoff from DiBcom for
providing specs, code and help, on which the dvb-dibusb, dib3000mb and
dib3000mc are based.
......
......@@ -23,4 +23,5 @@ License".
bt8xx
cards
ci
dvb-usb
contributors
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