[ALSA] Add ac97_quirk for Dell machine

Intel8x0 driver
Added ac97_quirk option for Dell machine.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/intel8x0.c

@@ -1773,6 +1773,12 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
 		.name = "Dell",	/* which model?  AD1981B*/
 		.type = AC97_TUNE_HP_ONLY
 	},
+	{
+		.vendor = 0x1028,
+		.device = 0x0163,
+		.name = "Dell Unknown",	/* STAC9750/51 */
+		.type = AC97_TUNE_HP_ONLY
+	},
 	{
 		.vendor = 0x103c,
 		.device = 0x006d,