This chapter is outdated. I almost removed, but, as we're lacking documentation about how to make DVB devices persistent, I opted, instead, to keep it, and add a note about that. Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx> --- Documentation/media/dvb-drivers/index.rst | 1 + Documentation/media/dvb-drivers/udev.rst | 31 +++++++++++++++++++++++-------- 2 files changed, 24 insertions(+), 8 deletions(-) diff --git a/Documentation/media/dvb-drivers/index.rst b/Documentation/media/dvb-drivers/index.rst index dbc41950d328..14da36fe4d01 100644 --- a/Documentation/media/dvb-drivers/index.rst +++ b/Documentation/media/dvb-drivers/index.rst @@ -29,4 +29,5 @@ License". opera-firmware technisat ttusb-dec + udev contributors diff --git a/Documentation/media/dvb-drivers/udev.rst b/Documentation/media/dvb-drivers/udev.rst index 412305b7c557..7d7d5d82108a 100644 --- a/Documentation/media/dvb-drivers/udev.rst +++ b/Documentation/media/dvb-drivers/udev.rst @@ -1,9 +1,22 @@ +UDEV rules for DVB +================== + +.. note:: + + #) This documentation is outdated. Udev on modern distributions auto-detect + the DVB devices. + + #) **TODO:** change this document to explain how to make DVB devices + persistent, as, when a machine has multiple devices, they may be detected + on different orders, which could cause apps that relies on the device + numbers to fail. + The DVB subsystem currently registers to the sysfs subsystem using the "class_simple" interface. This means that only the basic information like module loading parameters are presented through sysfs. Other things that might be interesting are -currently *not* available. +currently **not** available. Nevertheless it's now possible to add proper udev rules so that the DVB device nodes are created automatically. @@ -21,10 +34,11 @@ The script should be called "dvb.sh" and should be placed into a script dir where udev can execute it, most likely /etc/udev/scripts/ So, create a new file /etc/udev/scripts/dvb.sh and add the following: -------------------------------schnipp------------------------------------------------ -#!/bin/sh -/bin/echo $1 | /bin/sed -e 's,dvb\([0-9]\)\.\([^0-9]*\)\([0-9]\),dvb/adapter\1/\2\3,' -------------------------------schnipp------------------------------------------------ + +.. code-block:: none + + #!/bin/sh + /bin/echo $1 | /bin/sed -e 's,dvb\([0-9]\)\.\([^0-9]*\)\([0-9]\),dvb/adapter\1/\2\3,' Don't forget to make the script executable with "chmod". @@ -34,9 +48,10 @@ directory for rule files. The main udev configuration file /etc/udev/udev.conf will tell you the directory where the rules are, most likely it's /etc/udev/rules.d/ Create a new rule file in that directory called "dvb.rule" and add the following line: -------------------------------schnipp------------------------------------------------ -KERNEL="dvb*", PROGRAM="/etc/udev/scripts/dvb.sh %k", NAME="%c" -------------------------------schnipp------------------------------------------------ + +.. code-block:: none + + KERNEL="dvb*", PROGRAM="/etc/udev/scripts/dvb.sh %k", NAME="%c" If you want more control over the device nodes (for example a special group membership) have a look at "man udev". -- 2.7.4 -- 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
