From 33009557bd9397c446a59e4cc91059a8e84c046b Mon Sep 17 00:00:00 2001 From: Andy Lutomirski Date: Tue, 24 May 2011 15:16:43 -0400 Subject: [PATCH] Add KEY_MICMUTE and enable it on Lenovo X220 I suspect that this works on T410. Signed-off-by: Andy Lutomirski Signed-off-by: Matthew Garrett --- drivers/platform/x86/thinkpad_acpi.c | 11 ++++++++++- include/linux/input.h | 2 ++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 26c5b11..7bd829f 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -3186,8 +3186,17 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) KEY_VENDOR, /* 0x17: Thinkpad/AccessIBM/Lenovo */ /* (assignments unknown, please report if found) */ + KEY_UNKNOWN, KEY_UNKNOWN, + + /* + * The mic mute button only sends 0x1a. It does not + * automatically mute the mic or change the mute light. + */ + KEY_MICMUTE, /* 0x1a: Mic mute (since ?400 or so) */ + + /* (assignments unknown, please report if found) */ KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, - KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN, + KEY_UNKNOWN, }, }; diff --git a/include/linux/input.h b/include/linux/input.h index 068784e..a637e78 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -438,6 +438,8 @@ struct input_keymap_entry { #define KEY_WIMAX 246 #define KEY_RFKILL 247 /* Key that controls all radios */ +#define KEY_MICMUTE 248 /* Mute / unmute the microphone */ + /* Code 255 is reserved for special needs of AT keyboard driver */ #define BTN_MISC 0x100 -- 2.7.4