The Lenovo Helix 2 and Dell XPS 12 (9Q33) have an extra button on the front showing a 'Windows' logo, both reporting event codes 0xC2/0xC3 on press/release.
Tested on XPS 12, for info on the Helix 2 see: https://www.spinics.net/lists/ibm-acpi-devel/msg03982.html Signed-off-by: Stefan Brüns <stefan.bru...@rwth-aachen.de> --- drivers/platform/x86/intel-vbtn.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c index 89d395b8e36d..4e074b2ee127 100644 --- a/drivers/platform/x86/intel-vbtn.c +++ b/drivers/platform/x86/intel-vbtn.c @@ -38,6 +38,8 @@ static const struct acpi_device_id intel_vbtn_ids[] = { static const struct key_entry intel_vbtn_keymap[] = { { KE_KEY, 0xC0, { KEY_POWER } }, /* power key press */ { KE_IGNORE, 0xC1, { KEY_POWER } }, /* power key release */ + { KE_KEY, 0xC2, { KEY_MENU } }, /* 'Windows' key press */ + { KE_IGNORE, 0xC3, { KEY_MENU } }, /* 'Windows' key release */ { KE_KEY, 0xC4, { KEY_VOLUMEUP } }, /* volume-up key press */ { KE_IGNORE, 0xC5, { KEY_VOLUMEUP } }, /* volume-up key release */ { KE_KEY, 0xC6, { KEY_VOLUMEDOWN } }, /* volume-down key press */ -- 2.14.3