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media: rc: improve LIRC documentation

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

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sean Young <sean@mess.org>
This commit is contained in:
Mauro Carvalho Chehab 2020-11-26 13:55:39 +01:00
parent ac7f9d0283
commit 4fe21dec6c
2 changed files with 10 additions and 3 deletions
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11
Documentation/userspace-api/media/rc/lirc-dev-intro.rst
View File

@ -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
********************

2
include/uapi/linux/lirc.h
View File

@ -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
*