Document the slave-mqueue sysfs attribute used by the i2c-slave-mqueue driver. Cc: Rob Herring <robh+dt@xxxxxxxxxx> Cc: Mark Rutland <mark.rutland@xxxxxxx> Cc: Wolfram Sang <wsa@xxxxxxxxxxxxx> Cc: linux-i2c@xxxxxxxxxxxxxxx Cc: devicetree@xxxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Signed-off-by: Eduardo Valentin <eduval@xxxxxxxxxx> --- changes from V6 to V7: - none .../ABI/testing/sysfs-bus-i2c-devices-slave-mqueue | 10 ++++++++++ 1 file changed, 10 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-i2c-devices-slave-mqueue diff --git a/Documentation/ABI/testing/sysfs-bus-i2c-devices-slave-mqueue b/Documentation/ABI/testing/sysfs-bus-i2c-devices-slave-mqueue new file mode 100644 index 000000000000..28318108ce85 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-i2c-devices-slave-mqueue @@ -0,0 +1,10 @@ +What: /sys/bus/i2c/devices/*/slave-mqueue +Date: May 2019 +KernelVersion: 5.2 +Contact: Eduardo Valentin <eduval@xxxxxxxxxx> +Description: + Reading to this file will return exactly one message, + when available, of the i2c-slave-mqueue device attached + to that bus. Userspace can also poll on this file to + get notified when new messages are available. +Users: i2c-slave-mqueue driver -- 2.21.0
