[ALSA] hda-codec - Add Dell T3400 support

Added the support for Dell T3400 with AD1984 codec chip.
ALSA bug#3699:
	https://bugtrack.alsa-project.org/alsa-bug/view.php?id=3699

Signed-off-by: Douglas Kosovic <douglask@itee.uq.edu.au>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

2 files changed, 61 insertions, 0 deletions

diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 73f5012326ba..e985cf5e0410 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -926,6 +926,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
         AD1984
           basic         default configuration
           thinkpad      Lenovo Thinkpad T61/X61
+          dell          Dell T3400
 
         AD1986A
           6stack        6-jack, separate surrounds (default)
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 845e949a7f63..19f08846d6fc 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -3141,6 +3141,20 @@ static struct hda_input_mux ad1984_thinkpad_capture_source = {
         },
 };
 
+
+/*
+ * Dell Precision T3400
+ */
+static struct hda_input_mux ad1984_dell_desktop_capture_source = {
+        .num_items = 3,
+        .items = {
+                { "Front Mic", 0x0 },
+                { "Line-In", 0x1 },
+                { "Mix", 0x3 },
+        },
+};
+
+
 static struct snd_kcontrol_new ad1984_thinkpad_mixers[] = {
         HDA_CODEC_VOLUME("PCM Playback Volume", 0x04, 0x0, HDA_OUTPUT),
         /* HDA_CODEC_VOLUME_IDX("PCM Playback Volume", 1, 0x03, 0x0, HDA_OUTPUT), */
@@ -3200,6 +3214,44 @@ static struct hda_verb ad1984_thinkpad_init_verbs[] = {
         { } /* end */
 };
 
+/*
+ * Dell Precision T3400
+ */
+static struct snd_kcontrol_new ad1984_dell_desktop_mixers[] = {
+        HDA_CODEC_VOLUME("PCM Playback Volume", 0x04, 0x0, HDA_OUTPUT),
+        HDA_CODEC_MUTE("Headphone Playback Switch", 0x11, 0x0, HDA_OUTPUT),
+        HDA_CODEC_MUTE("Speaker Playback Switch", 0x12, 0x0, HDA_OUTPUT),
+        HDA_CODEC_VOLUME_MONO("Mono Playback Volume", 0x13, 1, 0x0, HDA_OUTPUT),
+        HDA_CODEC_MUTE_MONO("Mono Playback Switch", 0x13, 1, 0x0, HDA_OUTPUT),
+        HDA_CODEC_VOLUME("Front Mic Playback Volume", 0x20, 0x00, HDA_INPUT),
+        HDA_CODEC_MUTE("Front Mic Playback Switch", 0x20, 0x00, HDA_INPUT),
+        HDA_CODEC_VOLUME("Line-In Playback Volume", 0x20, 0x01, HDA_INPUT),
+        HDA_CODEC_MUTE("Line-In Playback Switch", 0x20, 0x01, HDA_INPUT),
+        /*
+        HDA_CODEC_VOLUME("PC Speaker Playback Volume", 0x20, 0x03, HDA_INPUT),
+        HDA_CODEC_MUTE("PC Speaker Playback Switch", 0x20, 0x03, HDA_INPUT),
+        */
+        HDA_CODEC_VOLUME("Line-In Boost", 0x15, 0x0, HDA_INPUT),
+        HDA_CODEC_VOLUME("Front Mic Boost", 0x14, 0x0, HDA_INPUT),
+        HDA_CODEC_VOLUME("Capture Volume", 0x0c, 0x0, HDA_OUTPUT),
+        HDA_CODEC_MUTE("Capture Switch", 0x0c, 0x0, HDA_OUTPUT),
+        HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x0d, 0x0, HDA_OUTPUT),
+        HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x0d, 0x0, HDA_OUTPUT),
+        {
+                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+                /* The multiple "Capture Source" controls confuse alsamixer
+                 * So call somewhat different..
+                 */
+                /* .name = "Capture Source", */
+                .name = "Input Source",
+                .count = 2,
+                .info = ad198x_mux_enum_info,
+                .get = ad198x_mux_enum_get,
+                .put = ad198x_mux_enum_put,
+        },
+        { } /* end */
+};
+
 /* Digial MIC ADC NID 0x05 + 0x06 */
 static int ad1984_pcm_dmic_prepare(struct hda_pcm_stream *hinfo,
                                    struct hda_codec *codec,
@@ -3253,17 +3305,20 @@ static int ad1984_build_pcms(struct hda_codec *codec)
 enum {
         AD1984_BASIC,
         AD1984_THINKPAD,
+        AD1984_DELL_DESKTOP,
         AD1984_MODELS
 };
 
 static const char *ad1984_models[AD1984_MODELS] = {
         [AD1984_BASIC]          = "basic",
         [AD1984_THINKPAD]       = "thinkpad",
+        [AD1984_DELL_DESKTOP]   = "dell_desktop",
 };
 
 static struct snd_pci_quirk ad1984_cfg_tbl[] = {
         /* Lenovo Thinkpad T61/X61 */
         SND_PCI_QUIRK(0x17aa, 0, "Lenovo Thinkpad", AD1984_THINKPAD),
+        SND_PCI_QUIRK(0x1028, 0x0214, "Dell T3400", AD1984_DELL_DESKTOP),
         {}
 };
 
@@ -3290,6 +3345,11 @@ static int patch_ad1984(struct hda_codec *codec)
                 spec->mixers[0] = ad1984_thinkpad_mixers;
                 spec->init_verbs[spec->num_init_verbs++] = ad1984_thinkpad_init_verbs;
                 break;
+        case AD1984_DELL_DESKTOP:
+                spec->multiout.dig_out_nid = 0;
+                spec->input_mux = &ad1984_dell_desktop_capture_source;
+                spec->mixers[0] = ad1984_dell_desktop_mixers;
+                break;
         }
         return 0;
 }