[alsa-devel] [Bulk] Re: [PATCH] Added Realtek ALC888 model entry for the Acer Aspire 4930G laptop

Vincent Petry PVince81 at yahoo.fr
Tue Nov 18 15:06:24 CET 2008


Sorry, I thought the ALSA docs were only in the kernel. I just found out
the documentation is also in alsa-kernel. Here is the complete patch
again, including the doc change:

diff -Nur alsa-kernel//Documentation/ALSA-Configuration.txt
alsa-kernel-new//Documentation/ALSA-Configuration.txt
--- alsa-kernel//Documentation/ALSA-Configuration.txt	2008-11-18
19:39:33.000000000 +0800
+++ alsa-kernel-new//Documentation/ALSA-Configuration.txt	2008-11-18
22:02:51.000000000 +0800
@@ -903,6 +903,7 @@
 	  6stack-dig-demo  6-jack digital for Intel demo board
 	  acer		Acer laptops (Travelmate 3012WTMi, Aspire 5600, etc)
 	  acer-aspire	Acer Aspire 9810
+	  acer-aspire-4930g Acer Aspire 4930G
 	  medion	Medion Laptops
 	  medion-md2	Medion MD2
 	  targa-dig	Targa/MSI
diff -Nur alsa-kernel//pci/hda/patch_realtek.c
alsa-kernel-new//pci/hda/patch_realtek.c
--- alsa-kernel//pci/hda/patch_realtek.c	2008-11-18 19:39:33.000000000 +0800
+++ alsa-kernel-new//pci/hda/patch_realtek.c	2008-11-18
21:38:42.000000000 +0800
@@ -216,6 +216,7 @@
 	ALC883_TARGA_2ch_DIG,
 	ALC883_ACER,
 	ALC883_ACER_ASPIRE,
+	ALC888_ACER_ASPIRE_4930G,
 	ALC883_MEDION,
 	ALC883_MEDION_MD2,
 	ALC883_LAPTOP_EAPD,
@@ -1155,6 +1156,90 @@
 }

 /*
+ * ALC888 Acer Aspire 4930G model
+ */
+
+static struct hda_verb alc888_acer_aspire_4930g_verbs[] = {
+/* Front Mic: set to PIN_IN (empty by default) */
+	{0x12, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
+/* Unselect Front Mic by default in input mixer 3 */
+	{0x22, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0xb)},
+/* enable unsolicited event fpr HP jack */
+	{0x15, AC_VERB_SET_UNSOLICITED_ENABLE, ALC880_HP_EVENT | AC_USRSP_EN},
+/* Connect Internal HP to front */
+	{0x14, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+	{0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+	{0x14, AC_VERB_SET_CONNECT_SEL, 0x00},
+/* Connect HP out to front */
+	{0x15, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+	{0x15, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+	{0x15, AC_VERB_SET_CONNECT_SEL, 0x00},
+	{ }
+};
+
+static struct hda_input_mux alc888_acer_aspire_4930g_capture_source[2] = {
+	/* Front mic only available on one ADC */
+	{
+		.num_items = 4,
+		.items = {
+			{ "Mic", 0x0 },
+			{ "Line", 0x2 },
+			{ "CD", 0x4 },
+			{ "Front Mic", 0xb },
+		},
+	},
+	{
+		.num_items = 3,
+		.items = {
+			{ "Mic", 0x0 },
+			{ "Line", 0x2 },
+			{ "CD", 0x4 },
+		},
+	}
+};
+
+static struct snd_kcontrol_new alc888_acer_aspire_4930g_mixer[] = {
+	HDA_CODEC_VOLUME("Front Playback Volume", 0x0c, 0x0, HDA_OUTPUT),
+	HDA_BIND_MUTE("Front Playback Switch", 0x0c, 2, HDA_INPUT),
+	HDA_CODEC_VOLUME("Surround Playback Volume", 0x0d, 0x0, HDA_OUTPUT),
+	HDA_BIND_MUTE("Surround Playback Switch", 0x0d, 2, HDA_INPUT),
+	HDA_CODEC_VOLUME_MONO("Center Playback Volume", 0x0e, 1, 0x0,
+		HDA_OUTPUT),
+	HDA_CODEC_VOLUME_MONO("LFE Playback Volume", 0x0e, 2, 0x0, HDA_OUTPUT),
+	HDA_BIND_MUTE_MONO("Center Playback Switch", 0x0e, 1, 2, HDA_INPUT),
+	HDA_BIND_MUTE_MONO("LFE Playback Switch", 0x0e, 2, 2, HDA_INPUT),
+	HDA_CODEC_VOLUME("Side Playback Volume", 0x0f, 0x0, HDA_OUTPUT),
+	HDA_BIND_MUTE("Side Playback Switch", 0x0f, 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("Line Playback Volume", 0x0b, 0x02, HDA_INPUT),
+	HDA_CODEC_MUTE("Line Playback Switch", 0x0b, 0x02, HDA_INPUT),
+	HDA_CODEC_VOLUME("Mic Playback Volume", 0x0b, 0x0, HDA_INPUT),
+	HDA_CODEC_VOLUME("Mic Boost", 0x18, 0, HDA_INPUT),
+	HDA_CODEC_MUTE("Mic Playback Switch", 0x0b, 0x0, HDA_INPUT),
+	HDA_CODEC_VOLUME("PC Speaker Playback Volume", 0x0b, 0x05, HDA_INPUT),
+	HDA_CODEC_MUTE("PC Speaker Playback Switch", 0x0b, 0x05, HDA_INPUT),
+	{ } /* end */
+};
+
+static void alc888_acer_aspire_4930g_automute(struct hda_codec *codec)
+{
+	unsigned int present;
+	present = snd_hda_codec_read(codec, 0x15, 0,
+				     AC_VERB_GET_PIN_SENSE, 0) & 0x80000000;
+	/* Toggle the internal HP PIN (regular muting doesn't work) */
+	snd_hda_codec_write(codec, 0x14, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
+					(present ? 0x0 : PIN_OUT));
+}
+
+static void alc888_acer_aspire_4930g_unsol_event(struct hda_codec *codec,
+		unsigned int res)
+{
+	if (res >> 26 == ALC880_HP_EVENT)
+		alc888_acer_aspire_4930g_automute(codec);
+}
+
+/*
  * ALC880 3-stack model
  *
  * DAC: Front = 0x02 (0x0c), Surr = 0x05 (0x0f), CLFE = 0x04 (0x0e)
@@ -6887,8 +6972,15 @@
 	0x08,
 };

+static hda_nid_t alc883_adc_nids_rev[2] = {
+	/* ADC2-1 */
+	0x09, 0x08
+};
+
 static hda_nid_t alc883_capsrc_nids[2] = { 0x23, 0x22 };

+static hda_nid_t alc883_capsrc_nids_rev[2] = { 0x22, 0x23 };
+
 /* input MUX */
 /* FIXME: should be a matrix-type input source selection */

@@ -8180,6 +8272,7 @@
 	[ALC883_TARGA_2ch_DIG]	= "targa-2ch-dig",
 	[ALC883_ACER]		= "acer",
 	[ALC883_ACER_ASPIRE]	= "acer-aspire",
+	[ALC888_ACER_ASPIRE_4930G]	= "acer-aspire-4930g",
 	[ALC883_MEDION]		= "medion",
 	[ALC883_MEDION_MD2]	= "medion-md2",
 	[ALC883_LAPTOP_EAPD]	= "laptop-eapd",
@@ -8205,6 +8298,8 @@
 	SND_PCI_QUIRK(0x1025, 0x0110, "Acer Aspire", ALC883_ACER_ASPIRE),
 	SND_PCI_QUIRK(0x1025, 0x0112, "Acer Aspire 9303", ALC883_ACER_ASPIRE),
 	SND_PCI_QUIRK(0x1025, 0x0121, "Acer Aspire 5920G", ALC883_ACER_ASPIRE),
+	SND_PCI_QUIRK(0x1025, 0x013e, "Acer Aspire 4930G",
+		ALC888_ACER_ASPIRE_4930G),
 	SND_PCI_QUIRK(0x1025, 0, "Acer laptop", ALC883_ACER), /* default Acer */
 	SND_PCI_QUIRK(0x1028, 0x020d, "Dell Inspiron 530", ALC888_6ST_DELL),
 	SND_PCI_QUIRK(0x103c, 0x2a3d, "HP Pavillion", ALC883_6ST_DIG),
@@ -8376,6 +8471,26 @@
 		.unsol_event = alc883_acer_aspire_unsol_event,
 		.init_hook = alc883_acer_aspire_automute,
 	},
+	[ALC888_ACER_ASPIRE_4930G] = {
+		.mixers = { alc888_acer_aspire_4930g_mixer,
+				alc883_chmode_mixer },
+		.init_verbs = { alc883_init_verbs, alc880_gpio1_init_verbs,
+				alc888_acer_aspire_4930g_verbs },
+		.num_dacs = ARRAY_SIZE(alc883_dac_nids),
+		.dac_nids = alc883_dac_nids,
+		.num_adc_nids = ARRAY_SIZE(alc883_adc_nids_rev),
+		.adc_nids = alc883_adc_nids_rev,
+		.capsrc_nids = alc883_capsrc_nids_rev,
+		.dig_out_nid = ALC883_DIGOUT_NID,
+		.num_channel_mode = ARRAY_SIZE(alc883_3ST_6ch_modes),
+		.channel_mode = alc883_3ST_6ch_modes,
+		.need_dac_fix = 1,
+		.num_mux_defs =
+			ARRAY_SIZE(alc888_acer_aspire_4930g_capture_source),
+		.input_mux = alc888_acer_aspire_4930g_capture_source,
+		.unsol_event = alc888_acer_aspire_4930g_unsol_event,
+		.init_hook = alc888_acer_aspire_4930g_automute,
+	},
 	[ALC883_MEDION] = {
 		.mixers = { alc883_fivestack_mixer,
 			    alc883_chmode_mixer },

Signed-off-by: Vincent Petry <PVince81 at yahoo.fr>

Vincent Petry a écrit :
> Hello Takashi,
> 
> I have inverted both ADCs as you suggested, and it works fine. See patch
> below.
> 
> Before doing this I had noise issues (distortion) with the front mic on
> its right channel. Now after the inversion there is no more noise, but
> my voice is only recorded on the right channel, the left channel volume
> seems to be much lower. We can consider this as a separate bug, I will
> investigate it later.
> 
> For the documentation, should I submit a separate patch?
> 
> Thanks.
> 
> Vincent
> 
> 
> 
> Takashi Iwai a écrit :
>> At Tue, 18 Nov 2008 21:13:53 +0800,
>> Vincent Petry wrote:
>>> Hello Takashi,
>>>
>>> I have updated the patch to make it work with your changes and tested
>>> it. I also updated the code style.
>> Thanks for a quick fix!
>>
>>> +static struct hda_input_mux alc888_acer_aspire_4930g_capture_source[2] = {
>>> +	{
>>> +		.num_items = 3,
>>> +		.items = {
>>> +			{ "Mic", 0x0 },
>>> +			{ "Line", 0x2 },
>>> +			{ "CD", 0x4 },
>>> +		},
>>> +	},
>>> +	/* Front mic only available on second ADC */
>> Well... I think we should stick with the single ADC (only using 2nd
>> ADC) if the front mic isn't available with the 1st ADC.
>> The first ADC is used as the primary stream, and people would wonder
>> when they can't record from the front/internal mic.
>>
>> Or, you can exchange the first and second ADCs so that the second ADC
>> is used for the primary purpose and the less-functional ADC can be
>> still used parallel as an alternative stream (via hw:0,2).
>>
>> Also, don't forget to add your new model to
>> Documentation/*/ALSA-Configuration.txt.
>>
>> Otherwise the patch looks good.
>> Could you fix the above and repost?
>>
>>
>> thanks,
>>
>> Takashi
>> _______________________________________________
>> Alsa-devel mailing list
>> Alsa-devel at alsa-project.org
>> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
>>
> 
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