linux-kernel - Re: [PATCH v2] HID: Add mapping for KEY_ALL

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Date:   Wed, 2 Mar 2022 14:05:53 -0800
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     William Mahon <wmahon@...omium.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        William Mahon <wmahon@...gle.com>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        Jiri Kosina <jikos@...nel.org>, linux-input@...r.kernel.org
Subject: Re: [PATCH v2] HID: Add mapping for KEY_ALL_APPLICATIONS

On Fri, Feb 18, 2022 at 11:35:49PM +0000, William Mahon wrote:
> This patch adds a new key definition for KEY_ALL_APPLICATIONS
> which is an alias of KEY_DASHBOARD.
> 
> It also maps the 0x0c/0x2a2 usage code to KEY_ALL_APPLICATIONS.
> 
> Signed-off-by: William Mahon <wmahon@...gle.com>
> ---
> 
>  drivers/hid/hid-input.c                | 2 ++
>  include/uapi/linux/input-event-codes.h | 1 +
>  2 files changed, 3 insertions(+)
> 
> diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
> index eccd89b5ea9f..c3e303c1d8d1 100644
> --- a/drivers/hid/hid-input.c
> +++ b/drivers/hid/hid-input.c
> @@ -1162,6 +1162,8 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
>  
>  		case 0x29d: map_key_clear(KEY_KBD_LAYOUT_NEXT);	break;
>  
> +		case 0x2a2: map_key_clear(KEY_ALL_APPLICATIONS);	break;
> +
>  		case 0x2c7: map_key_clear(KEY_KBDINPUTASSIST_PREV);		break;
>  		case 0x2c8: map_key_clear(KEY_KBDINPUTASSIST_NEXT);		break;
>  		case 0x2c9: map_key_clear(KEY_KBDINPUTASSIST_PREVGROUP);		break;
> diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
> index 311a57f3e01a..e520f22c1b8d 100644
> --- a/include/uapi/linux/input-event-codes.h
> +++ b/include/uapi/linux/input-event-codes.h
> @@ -279,6 +279,7 @@
>  #define KEY_PROG3		202
>  #define KEY_PROG4		203
>  #define KEY_DASHBOARD		204	/* AL Dashboard */
> +#define KEY_ALL_APPLICATIONS KEY_DASHBOARD

Could you please make KEY_ALL_APPLICATIONS primary definition and
KEY_DASHBOARD an alias and update hid-debug?

>  #define KEY_SUSPEND		205
>  #define KEY_CLOSE		206	/* AC Close */
>  #define KEY_PLAY		207
> -- 
> 2.35.1.473.g83b2b277ed-goog
> 

Thanks.

-- 
Dmitry