On Friday 20 April 2018 15:26:48 Kai-Heng Feng wrote:
> There are two new events generated by dell-wmi, rfkill and fn-lock, from
> Dell Systems.
>
> When Fn-lock hotkey gets pressed to switch to function mode:
> [85951.591542] dell_wmi: Unknown key with type 0x0010 and code 0xe035
> pressed
> [85951.591546] dell_wmi: Unknown key with type 0x0010 and code 0x0000
> pressed
>
> When Fn-lock hotkey gets pressed to switch to multimedia mode:
> [85956.667686] dell_wmi: Unknown key with type 0x0010 and code 0xe035
> pressed
> [85956.667690] dell_wmi: Unknown key with type 0x0010 and code 0x0001
> pressed
>
> When radio hotkey gets pressed:
> [85974.430220] dell_wmi: Unknown key with type 0x0010 and code 0xe008
> pressed
>
> These events are for notification purpose, so we can ignore them.
>
> This patch is tested on XPS 9370.
>
> Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
Reviewed-by: Pali Rohár <pali.rohar@xxxxxxxxx>
> ---
> v2: Reorder alphabetically.
> More detailed changelog.
>
> drivers/platform/x86/dell-wmi.c | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
> index 8d102195a392..ba8e6725d7ac 100644
> --- a/drivers/platform/x86/dell-wmi.c
> +++ b/drivers/platform/x86/dell-wmi.c
> @@ -261,6 +261,12 @@ static const u16 bios_to_linux_keycode[256] = {
> * override them.
> */
> static const struct key_entry dell_wmi_keymap_type_0010[] = {
> + /* Fn-lock switched to function keys */
> + { KE_IGNORE, 0x0, { KEY_RESERVED } },
> +
> + /* Fn-lock switched to multimedia keys */
> + { KE_IGNORE, 0x1, { KEY_RESERVED } },
> +
> /* Mic mute */
> { KE_KEY, 0x150, { KEY_MICMUTE } },
>
> @@ -296,6 +302,14 @@ static const struct key_entry dell_wmi_keymap_type_0010[] = {
> { KE_KEY, 0x851, { KEY_PROG2 } },
> { KE_KEY, 0x852, { KEY_PROG3 } },
>
> + /*
> + * Radio disable (notify only -- there is no model for which the
> + * WMI event is supposed to trigger an action).
> + */
> + { KE_IGNORE, 0xe008, { KEY_RFKILL } },
> +
> + /* Fn-lock */
> + { KE_IGNORE, 0xe035, { KEY_RESERVED } },
> };
>
> /*
--
Pali Rohár
pali.rohar@xxxxxxxxx
