linux-kernel - [PATCH 2/2] media: rc: improve LIRC documentation

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Message-Id: <15a9b87b469095c7f9cb6f6babb9c7b5f462add8.1606395586.git.mchehab+huawei@kernel.org>
Date:   Thu, 26 Nov 2020 14:00:56 +0100
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     Linux Media Mailing List <linux-media@...r.kernel.org>,
        Sean Young <sean@...s.org>
Cc:     linuxarm@...wei.com, mauro.chehab@...wei.com,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] media: rc: improve LIRC documentation

Add documentation for enum rc_proto and struct lirc_scancode
at the generated docs.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 .../userspace-api/media/rc/lirc-dev-intro.rst         | 11 +++++++++--
 include/uapi/linux/lirc.h                             |  2 +-
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/Documentation/userspace-api/media/rc/lirc-dev-intro.rst b/Documentation/userspace-api/media/rc/lirc-dev-intro.rst
index 266b646d584e..c88973732282 100644
--- a/Documentation/userspace-api/media/rc/lirc-dev-intro.rst
+++ b/Documentation/userspace-api/media/rc/lirc-dev-intro.rst
@@ -57,12 +57,12 @@ on the following table.
 
     This mode is for both sending and receiving IR.
 
-    For transmitting (aka sending), create a ``struct lirc_scancode`` with
+    For transmitting (aka sending), create a struct lirc_scancode with
     the desired scancode set in the ``scancode`` member, :c:type:`rc_proto`
     set to the :ref:`IR protocol <Remote_controllers_Protocols>`, and all other
     members set to 0. Write this struct to the lirc device.
 
-    For receiving, you read ``struct lirc_scancode`` from the LIRC device.
+    For receiving, you read struct lirc_scancode from the LIRC device.
     The ``scancode`` field is set to the received scancode and the
     :ref:`IR protocol <Remote_controllers_Protocols>` is set in
     :c:type:`rc_proto`. If the scancode maps to a valid key code, this is set
@@ -136,6 +136,13 @@ on the following table.
 
     This mode is used only for IR send.
 
+*************************************
+Data types used by LIRC_MODE_SCANCODE
+*************************************
+
+.. kernel-doc:: include/uapi/linux/lirc.h
+    :identifiers: lirc_scancode rc_proto
+
 ********************
 BPF based IR decoder
 ********************
diff --git a/include/uapi/linux/lirc.h b/include/uapi/linux/lirc.h
index bf0672a6d341..c45a4eaea667 100644
--- a/include/uapi/linux/lirc.h
+++ b/include/uapi/linux/lirc.h
@@ -139,7 +139,7 @@
  */
 #define LIRC_GET_REC_TIMEOUT	       _IOR('i', 0x00000024, __u32)
 
-/*
+/**
  * struct lirc_scancode - decoded scancode with protocol for use with
  *	LIRC_MODE_SCANCODE
  *
-- 
2.28.0