diff options
| -rw-r--r-- | drivers/platform/x86/fujitsu-laptop.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c index 7a345f92da52..5144c353fa14 100644 --- a/drivers/platform/x86/fujitsu-laptop.c +++ b/drivers/platform/x86/fujitsu-laptop.c @@ -846,6 +846,7 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device) set_bit(fujitsu->keycode3, input->keybit); set_bit(fujitsu->keycode4, input->keybit); set_bit(fujitsu->keycode5, input->keybit); + set_bit(KEY_TOUCHPAD_TOGGLE, input->keybit); set_bit(KEY_UNKNOWN, input->keybit); error = input_register_device(input); @@ -1050,6 +1051,19 @@ static void acpi_fujitsu_hotkey_notify(struct acpi_device *device, u32 event) } } + /* On some models (first seen on the Skylake-based Lifebook + * E736/E746/E756), the touchpad toggle hotkey (Fn+F4) is + * handled in software; its state is queried using FUNC_RFKILL + */ + if ((fujitsu_hotkey->rfkill_supported & BIT(26)) && + (call_fext_func(FUNC_RFKILL, 0x1, 0x0, 0x0) & BIT(26))) { + keycode = KEY_TOUCHPAD_TOGGLE; + input_report_key(input, keycode, 1); + input_sync(input); + input_report_key(input, keycode, 0); + input_sync(input); + } + break; default: keycode = KEY_UNKNOWN; |