linux-kernel - [PATCH 3/3] Documentation: ABI: Add i2c-slave-mqueue sysfs documentation

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Message-ID: <20190531043347.4196-4-eduval@amazon.com>
Date:   Thu, 30 May 2019 21:33:47 -0700
From:   Eduardo Valentin <eduval@...zon.com>
To:     Wolfram Sang <wsa@...-dreams.de>
CC:     Haiyue Wang <haiyue.wang@...ux.intel.com>,
        <jarkko.nikula@...ux.intel.com>, <andriy.shevchenko@...el.com>,
        <brendanhiggins@...gle.com>, Eduardo Valentin <eduval@...zon.com>,
        "Rob Herring" <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        <linux-i2c@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 3/3] Documentation: ABI: Add i2c-slave-mqueue sysfs documentation

Document the slave-mqueue sysfs attribute used by
the i2c-slave-mqueue driver.

Cc: Rob Herring <robh+dt@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Wolfram Sang <wsa@...-dreams.de>
Cc: linux-i2c@...r.kernel.org
Cc: devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Eduardo Valentin <eduval@...zon.com>
---
 .../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@...zon.com>
+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