From: Cristina Opriceana Date: Wed, 12 Aug 2015 11:28:34 +0000 (+0300) Subject: Documentation: iio-trig-sysfs: Document add_trigger attribute X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=e0950d3b9e88051082f7d5a60a0f8156285cbb6d;p=deliverable%2Flinux.git Documentation: iio-trig-sysfs: Document add_trigger attribute This patch adds the ABI documentation for the add_trigger attribute, which is provided by the iio-trig-sysfs stand-alone driver. Signed-off-by: Cristina Opriceana Signed-off-by: Jonathan Cameron --- diff --git a/Documentation/ABI/testing/sysfs-bus-iio-trigger-sysfs b/Documentation/ABI/testing/sysfs-bus-iio-trigger-sysfs index bbb039237a25..76698d2f0eea 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio-trigger-sysfs +++ b/Documentation/ABI/testing/sysfs-bus-iio-trigger-sysfs @@ -18,3 +18,14 @@ Description: trigger. In order to associate the trigger with an IIO device one should write this name string to /sys/bus/iio/devices/iio:deviceY/trigger/current_trigger. + +What: /sys/bus/iio/devices/iio_sysfs_trigger/add_trigger +KernelVersion: 2.6.39 +Contact: linux-iio@vger.kernel.org +Description: + This attribute is provided by the iio-trig-sysfs stand-alone + driver and it is used to activate the creation of a new trigger. + In order to achieve this, one should write a positive integer + into the associated file, which will serve as the id of the + trigger. If the trigger with the specified id is already present + in the system, an invalid argument message will be returned.