ALSA: hda - Add 7.1 support for MSI GX620

Added 7.1 support for MSI GX620 and jack quirk.

Reference: kernel bug#13430
	http://bugzilla.kernel.org/show_bug.cgi?id=13430

Signed-off-by: David Heidelberger <d.okias@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt
index 54b0805..de8e10a 100644
--- a/Documentation/sound/alsa/HD-Audio-Models.txt
+++ b/Documentation/sound/alsa/HD-Audio-Models.txt
@@ -143,7 +143,8 @@
   medion	Medion Laptops
   medion-md2	Medion MD2
   targa-dig	Targa/MSI
-  targa-2ch-dig	Targs/MSI with 2-channel
+  targa-2ch-dig	Targa/MSI with 2-channel
+  targa-8ch-dig Targa/MSI with 8-channel (MSI GX620)
   laptop-eapd   3-jack with SPDIF I/O and EAPD (Clevo M540JE, M550JE)
   lenovo-101e	Lenovo 101E
   lenovo-nb0763	Lenovo NB0763