linux-kernel - RE: [PATCH v3 1/3] platform/x86: dell-wmi: add new backlight events

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Message-ID: <29f57822df4e45f192b72c6151f4697c@AUSX13MPC105.AMER.DELL.COM>
Date:   Tue, 9 Jun 2020 16:02:28 +0000
From:   <Mario.Limonciello@...l.com>
To:     <y.linux@...itcher.com>, <pali@...nel.org>
CC:     <linux-kernel@...r.kernel.org>,
        <platform-driver-x86@...r.kernel.org>, <mjg59@...f.ucam.org>
Subject: RE: [PATCH v3 1/3] platform/x86: dell-wmi: add new backlight events



> -----Original Message-----
> From: Y Paritcher <y.linux@...itcher.com>
> Sent: Monday, June 8, 2020 10:53 PM
> To: Pali Rohár
> Cc: linux-kernel@...r.kernel.org; platform-driver-x86@...r.kernel.org;
> Matthew Garrett; Limonciello, Mario
> Subject: [PATCH v3 1/3] platform/x86: dell-wmi: add new backlight events
> 
> 
> [EXTERNAL EMAIL]
> 
> Add events with a type of 0x0010 and a code of 0x57 / 0x58,
> this silences the following messages being logged on a
> Dell Inspiron 5593:
> 
> dell_wmi: Unknown key with type 0x0010 and code 0x0057 pressed
> dell_wmi: Unknown key with type 0x0010 and code 0x0058 pressed
> 
> These are brightness events and will be handled by acpi-video
> 
> Signed-off-by: Y Paritcher <y.linux@...itcher.com>

Reviewed-by: Mario Limonciello <mario.limonciello@...l.com>

> ---
>  drivers/platform/x86/dell-wmi.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-
> wmi.c
> index c25a4286d766..0b2edfe2767d 100644
> --- a/drivers/platform/x86/dell-wmi.c
> +++ b/drivers/platform/x86/dell-wmi.c
> @@ -255,6 +255,10 @@ static const struct key_entry
> dell_wmi_keymap_type_0010[] = {
>  	/* Keyboard backlight change notification */
>  	{ KE_IGNORE, 0x3f, { KEY_RESERVED } },
> 
> +	/* Backlight brightness level */
> +	{ KE_KEY,    0x57, { KEY_BRIGHTNESSDOWN } },
> +	{ KE_KEY,    0x58, { KEY_BRIGHTNESSUP } },
> +
>  	/* Mic mute */
>  	{ KE_KEY, 0x150, { KEY_MICMUTE } },
> 
> --
> 2.27.0