From e2595322a3a353a59cecd7f57e7aa421ecb02d12 Mon Sep 17 00:00:00 2001
From: Daniel T Chen <crimsun@ubuntu.com>
Date: Sat, 19 Dec 2009 18:19:02 -0500
Subject: [PATCH] ALSA: hda: Set Front Mic to input vref 50% for Lenovo 3000
 Y410

BugLink: https://bugs.launchpad.net/bugs/479373

The OR has verified with hda-verb that the internal microphone needs
VREF50 set for audible capture.

Signed-off-by: Daniel T Chen <crimsun@ubuntu.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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