linux-kernel - Re: [PATCH] media: rc: add keymap for KHAMSIN remote

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Date:   Thu, 19 Nov 2020 10:12:28 +0000
From:   Sean Young <sean@...s.org>
To:     Christian Hewitt <christianshewitt@...il.com>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org
Subject: Re: [PATCH] media: rc: add keymap for KHAMSIN remote

On Thu, Nov 19, 2020 at 08:22:15AM +0000, Christian Hewitt wrote:
> This remote ships with the Amlogic SML-5442TW IPTV/VOD Set-tob Box [0]
> used by O2.cz. This keymap adds support for the default IR controls.

s/Set-tob/Set-top/

Not sure what [0] refers to.

> Signed-off-by: Christian Hewitt <christianshewitt@...il.com>
> ---
>  drivers/media/rc/keymaps/Makefile     |  1 +
>  drivers/media/rc/keymaps/rc-khamsin.c | 75 +++++++++++++++++++++++++++
>  include/media/rc-map.h                |  1 +
>  3 files changed, 77 insertions(+)
>  create mode 100644 drivers/media/rc/keymaps/rc-khamsin.c
> 
> diff --git a/drivers/media/rc/keymaps/Makefile b/drivers/media/rc/keymaps/Makefile
> index aaa1bf81d00d..1c4d6bec0ae4 100644
> --- a/drivers/media/rc/keymaps/Makefile
> +++ b/drivers/media/rc/keymaps/Makefile
> @@ -60,6 +60,7 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \
>  			rc-it913x-v2.o \
>  			rc-kaiomy.o \
>  			rc-khadas.o \
> +			rc-khamsin.o \
>  			rc-kworld-315u.o \
>  			rc-kworld-pc150u.o \
>  			rc-kworld-plus-tv-analog.o \
> diff --git a/drivers/media/rc/keymaps/rc-khamsin.c b/drivers/media/rc/keymaps/rc-khamsin.c
> new file mode 100644
> index 000000000000..8a397590009a
> --- /dev/null
> +++ b/drivers/media/rc/keymaps/rc-khamsin.c
> @@ -0,0 +1,75 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +// Copyright (c) 2020 Christian Hewitt
> +
> +#include <media/rc-map.h>
> +#include <linux/module.h>
> +
> +/*
> + * KHAMSIN is an IR/Bluetooth RCU supplied with the SmartLabs
> + * SML-5442TW DVB-S/VOD box. The RCU has separate IR (TV) and
> + * BT (STB) modes. This keymap suppors the IR controls.
> + */
> +
> +static struct rc_map_table khamsin[] = {
> +	{ 0x70702, KEY_POWER},
> +
> +	{ 0x70701, KEY_VIDEO}, // source
> +
> +	{ 0x7076c, KEY_RED},
> +	{ 0x70714, KEY_GREEN},
> +	{ 0x70715, KEY_YELLOW},
> +	{ 0x70716, KEY_BLUE},
> +
> +	{ 0x7071a, KEY_MENU},
> +	{ 0x7074f, KEY_EPG},
> +
> +	{ 0x70760, KEY_UP },
> +	{ 0x70761, KEY_DOWN },
> +	{ 0x70765, KEY_LEFT },
> +	{ 0x70762, KEY_RIGHT },
> +	{ 0x70768, KEY_ENTER },
> +
> +	{ 0x7072d, KEY_ESC }, // back
> +
> +	{ 0x70707, KEY_VOLUMEUP },
> +	{ 0x7070b, KEY_VOLUMEDOWN },
> +	{ 0x7070f, KEY_MUTE },
> +	{ 0x70712, KEY_CHANNELUP },
> +	{ 0x70710, KEY_CHANNELDOWN },
> +
> +	{ 0x70704, KEY_1 },
> +	{ 0x70705, KEY_2 },
> +	{ 0x70706, KEY_3 },
> +	{ 0x70708, KEY_4 },
> +	{ 0x70709, KEY_5 },
> +	{ 0x7070a, KEY_6 },
> +	{ 0x7070c, KEY_7 },
> +	{ 0x7070d, KEY_8 },
> +	{ 0x7070e, KEY_9 },
> +	{ 0x70711, KEY_0 },
> +};
> +
> +static struct rc_map_list khamsin_map = {
> +	.map = {
> +		.scan     = khamsin,
> +		.size     = ARRAY_SIZE(khamsin),
> +		.rc_proto = RC_PROTO_NEC,

Anything with scancodes > 0xffff is RC_PROTO_NECX.

> +		.name     = RC_MAP_KHAMSIN,
> +	}
> +};
> +
> +static int __init init_rc_map_khamsin(void)
> +{
> +	return rc_map_register(&khamsin_map);
> +}
> +
> +static void __exit exit_rc_map_khamsin(void)
> +{
> +	rc_map_unregister(&khamsin_map);
> +}
> +
> +module_init(init_rc_map_khamsin)
> +module_exit(exit_rc_map_khamsin)
> +
> +MODULE_LICENSE("GPL");
> +MODULE_AUTHOR("Christian Hewitt <christianshewitt@...il.com>");
> diff --git a/include/media/rc-map.h b/include/media/rc-map.h
> index 7dbb91c601a7..fa270f16a97b 100644
> --- a/include/media/rc-map.h
> +++ b/include/media/rc-map.h
> @@ -263,6 +263,7 @@ struct rc_map *rc_map_get(const char *name);
>  #define RC_MAP_IT913X_V2                 "rc-it913x-v2"
>  #define RC_MAP_KAIOMY                    "rc-kaiomy"
>  #define RC_MAP_KHADAS                    "rc-khadas"
> +#define RC_MAP_KHAMSIN                   "rc-khamsin"
>  #define RC_MAP_KWORLD_315U               "rc-kworld-315u"
>  #define RC_MAP_KWORLD_PC150U             "rc-kworld-pc150u"
>  #define RC_MAP_KWORLD_PLUS_TV_ANALOG     "rc-kworld-plus-tv-analog"

Please can you also patch:

Documentation/devicetree/bindings/media/rc.yaml

Looks good otherwise.

Thanks,

Sean