user/sven/linux.git/include/linux/thinkpad_acpi.h, branch v4.9.147Linux Kernel
https://git.stealer.net/cgit.cgi/user/sven/linux.git/atom?h=v4.9.1472013-10-17T12:38:44Zthinkpad-acpi: Add mute and mic-mute LED functionality2013-10-17T12:38:44ZDavid Henningssondavid.henningsson@canonical.com2013-10-16T21:10:31Zurn:sha1:420f9739a62cdb027f5580d25c813501ff93aa6f
The LEDs are currently not visible to userspace, for security
reasons. They are exported through thinkpad_acpi.h for use by the
snd-hda-intel driver.
Thanks to Alex Hung <alex.hung@canonical.com> and Takashi Iwai
<tiwai@suse.de> for writing parts of this patch.
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Takashi Iwai <tiwai@suse.de>