From 00ef99408b6cc8d86ca614ada8025aa3606860db Mon Sep 17 00:00:00 2001
From: Hui Wang <hui.wang@canonical.com>
Date: Thu, 31 Jul 2014 11:52:38 +0800
Subject: [PATCH] ALSA: hda - add mic mute led hook for dell machines

The mic mute led on dell laptops is controlled by the wmi driver.
Followed this part being merged to the kernel, we add the mic mute led
hook in the hda driver.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Hui Wang <hui.wang@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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