ALSA: HDA: Add auto-mute for Thinkpad SL410/SL510

BugLink: http://launchpad.net/bugs/580006

SKU turns off auto-mute for these machines, so ignore the SKU.

Signed-off-by: David Henningsson <[e-mail]>
Signed-off-by: Takashi Iwai <[e-mail]>

sound/pci/hda/patch_realtek.c

···
 enum {
 	ALC269_FIXUP_SONY_VAIO,
 	ALC269_FIXUP_DELL_M101Z,
-	ALC269_FIXUP_LENOVO_EDGE14,
+	ALC269_FIXUP_SKU_IGNORE,
 	ALC269_FIXUP_ASUS_G73JW,
 };
 
···
 			{}
 		}
 	},
-	[ALC269_FIXUP_LENOVO_EDGE14] = {
+	[ALC269_FIXUP_SKU_IGNORE] = {
 		.sku = ALC_FIXUP_SKU_IGNORE,
 	},
 	[ALC269_FIXUP_ASUS_G73JW] = {
···
 static struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK_VENDOR(0x104d, "Sony VAIO", ALC269_FIXUP_SONY_VAIO),
 	SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z),
-	SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_LENOVO_EDGE14),
+	SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE),
+	SND_PCI_QUIRK(0x17aa, 0x20f2, "Thinkpad SL410/510", ALC269_FIXUP_SKU_IGNORE),
 	SND_PCI_QUIRK(0x1043, 0x1a13, "Asus G73Jw", ALC269_FIXUP_ASUS_G73JW),
 	{}
 };