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Commit 33009557 authored by Andy Lutomirski's avatar Andy Lutomirski Committed by Matthew Garrett
Browse files

Add KEY_MICMUTE and enable it on Lenovo X220 



I suspect that this works on T410.

Signed-off-by: default avatarAndy Lutomirski <luto@mit.edu>
Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
parent 38803141

drivers/platform/x86/thinkpad_acpi.c

+10 −1
Original line number Diff line number Diff line
@@ -3185,9 +3185,18 @@ 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,

		},

	};

include/linux/input.h

+2 −0
Original line number Diff line number Diff line
@@ -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