ALSA: hda - update documentation for no-primary-hp fixup

The problem addressed by this fixup is not specific to Vaio Z, affecting
some Vaio all-in-one desktop PCs too. Update the code comments accordingly.
Signed-off-by: Fernando Luis Vazquez Cao <fernando@oss.ntt.co.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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

@@ -53,7 +53,7 @@ ALC882/883/885/888/889
   acer-aspire-8930g	Acer Aspire 8330G/6935G
   acer-aspire		Acer Aspire others
   inv-dmic	Inverted internal mic workaround
-  no-primary-hp		VAIO Z workaround (for fixed speaker DAC)
+  no-primary-hp		VAIO Z/VGC-LN51JGB workaround (for fixed speaker DAC)
 
 ALC861/660
 ==========

sound/pci/hda/patch_realtek.c

@@ -1802,7 +1802,8 @@ static void alc889_fixup_imac91_vref(struct hda_codec *codec,
 }
 
 /* Don't take HP output as primary
- * strangely, the speaker output doesn't work on VAIO Z through DAC 0x05
+ * Strangely, the speaker output doesn't work on Vaio Z and some Vaio
+ * all-in-one desktop PCs (for example VGC-LN51JGB) through DAC 0x05
  */
 static void alc882_fixup_no_primary_hp(struct hda_codec *codec,
 				       const struct hda_fixup *fix, int action)