[ALSA] hda-codec - Add support for Fujitsu PI1556 Realtek ALC880

This patch adds support for the Fujitsu PI1556 laptop.
Issue:  Volume knob on system maxes out lower than alsamixer (0x35 vs 0x40).
Everything else works, and audio quality is good at 0x35.

Signed-off-by: Tobin Davis <tdavis@dsl-only.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

Documentation/sound/alsa/ALSA-Configuration.txt

@@ -785,6 +785,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
 	  asus-dig	ASUS with SPDIF out
 	  asus-dig2	ASUS with SPDIF out (using GPIO2)
 	  uniwill	3-jack
+	  fujitsu	Fujitsu Laptops (Pi1536)
 	  F1734		2-jack
 	  lg		LG laptop (m1 express dual)
 	  lg-lw		LG LW20/LW25 laptop

sound/pci/hda/patch_realtek.c

@@ -52,6 +52,7 @@ enum {
 	ALC880_ASUS_DIG,
 	ALC880_ASUS_W1V,
 	ALC880_ASUS_DIG2,
+	ALC880_FUJITSU,
 	ALC880_UNIWILL_DIG,
 	ALC880_UNIWILL,
 	ALC880_UNIWILL_P53,
@@ -1073,6 +1074,20 @@ static struct snd_kcontrol_new alc880_uniwill_mixer[] = {
 	{ } /* end */
 };
 
+static struct snd_kcontrol_new alc880_fujitsu_mixer[] = {
+	HDA_CODEC_VOLUME("Headphone Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
+	HDA_BIND_MUTE("Headphone Playback Switch", 0x0c, 2, HDA_INPUT),
+	HDA_CODEC_VOLUME("Speaker Playback Volume", 0x0d, 0x0, HDA_OUTPUT),
+	HDA_BIND_MUTE("Speaker Playback Switch", 0x0d, 2, HDA_INPUT),
+	HDA_CODEC_VOLUME("CD Playback Volume", 0x0b, 0x04, HDA_INPUT),
+	HDA_CODEC_MUTE("CD Playback Switch", 0x0b, 0x04, HDA_INPUT),
+	HDA_CODEC_VOLUME("Ext Mic Playback Volume", 0x0b, 0x0, HDA_INPUT),
+	HDA_CODEC_MUTE("Ext Mic Playback Switch", 0x0b, 0x0, HDA_INPUT),
+	HDA_CODEC_VOLUME("Int Mic Playback Volume", 0x0b, 0x1, HDA_INPUT),
+	HDA_CODEC_MUTE("Int Mic Playback Switch", 0x0b, 0x1, HDA_INPUT),
+	{ } /* end */
+};
+
 static struct snd_kcontrol_new alc880_uniwill_p53_mixer[] = {
 	HDA_CODEC_VOLUME("HPhone Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
 	HDA_BIND_MUTE("HPhone Playback Switch", 0x0c, 2, HDA_INPUT),
@@ -1388,6 +1403,11 @@ static struct hda_verb alc880_uniwill_p53_init_verbs[] = {
 	{ }
 };
 
+static struct hda_verb alc880_beep_init_verbs[] = {
+	{ 0x0b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(5) },
+	{ }
+};
+
 /* toggle speaker-output according to the hp-jack state */
 static void alc880_uniwill_automute(struct hda_codec *codec)
 {
@@ -2357,6 +2377,8 @@ static const char *alc880_models[ALC880_MODEL_LAST] = {
 	[ALC880_ASUS_DIG]	= "asus-dig",
 	[ALC880_ASUS_DIG2]	= "asus-dig2",
 	[ALC880_UNIWILL_DIG]	= "uniwill",
+	[ALC880_UNIWILL_P53]	= "uniwill-p53",
+	[ALC880_FUJITSU]	= "fujitsu",
 	[ALC880_F1734]		= "F1734",
 	[ALC880_LG]		= "lg",
 	[ALC880_LG_LW]		= "lg-lw",
@@ -2427,6 +2449,7 @@ static struct snd_pci_quirk alc880_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x1695, 0x4012, "EPox EP-5LDA", ALC880_5ST_DIG),
 	SND_PCI_QUIRK(0x1734, 0x10ac, "FSC", ALC880_UNIWILL),
 	SND_PCI_QUIRK(0x1734, 0x107c, "FSC F1734", ALC880_F1734),
+	SND_PCI_QUIRK(0x1734, 0x10b0, "Fujitsu", ALC880_FUJITSU),
 
 	SND_PCI_QUIRK(0x1854, 0x003b, "LG", ALC880_LG),
 	SND_PCI_QUIRK(0x1854, 0x0068, "LG w1", ALC880_LG),
@@ -2635,7 +2658,21 @@ static struct alc_config_preset alc880_presets[] = {
 		.num_dacs = ARRAY_SIZE(alc880_asus_dac_nids),
 		.dac_nids = alc880_asus_dac_nids,
 		.num_channel_mode = ARRAY_SIZE(alc880_w810_modes),
-		.channel_mode = alc880_w810_modes,
+		.channel_mode = alc880_threestack_modes,
+		.input_mux = &alc880_capture_source,
+		.unsol_event = alc880_uniwill_p53_unsol_event,
+		.init_hook = alc880_uniwill_p53_hp_automute,
+	},
+	[ALC880_FUJITSU] = {
+		.mixers = { alc880_fujitsu_mixer, 
+			    alc880_pcbeep_mixer, },
+		.init_verbs = { alc880_volume_init_verbs,
+				alc880_uniwill_p53_init_verbs,
+	       			alc880_beep_init_verbs },
+		.num_dacs = ARRAY_SIZE(alc880_dac_nids),
+		.dac_nids = alc880_dac_nids,
+		.num_channel_mode = ARRAY_SIZE(alc880_2_jack_modes),
+		.channel_mode = alc880_2_jack_modes,
 		.input_mux = &alc880_capture_source,
 		.unsol_event = alc880_uniwill_p53_unsol_event,
 		.init_hook = alc880_uniwill_p53_hp_automute,