ALSA: hda/realtek - Rewrite ALC880 model=w810 with auto-parser

The Medion W810 with ALC880 has a typical BIOS bug, copying the
pin-defaults without disabling the unused pins.  At least, the pin
0x17 must be disabled.  Also, it requires GPIO-2 setup.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

Documentation/sound/alsa/HD-Audio-Models.txt

@@ -8,7 +8,6 @@ ALC880
   5stack-digout	5-jack in back, 2-jack in front, a SPDIF out
   6stack	6-jack in back, 2-jack in front
   6stack-digout	6-jack with a SPDIF out
-  w810		3-jack
   z71v		3-jack (HP shared SPDIF)
   asus		3-jack (ASUS Mobo)
   asus-w1v	ASUS W1V