ALSA: HDA patch_via.c: Mute on headphone plug-in

Signed-off-by: Harald Welte <HaraldWelte@viatech.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

1 files changed, 122 insertions, 11 deletions

diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 91b72add1a8d..4cad16c532c4 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -32,6 +32,7 @@
 /* 2007-11-14  Lydia Wang  Add VT1708A codec HP and CD pin connect config    */
 /* 2008-02-03  Lydia Wang  Fix Rear channels and Back channels inverse issue */
 /* 2008-03-06  Lydia Wang  Add VT1702 codec and VT1708S codec support        */
+/* 2008-04-09  Lydia Wang  Add mute front speaker when HP plugin             */
 /*                                                                           */
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
@@ -83,6 +84,9 @@
 #define IS_VT1708S_VENDORID(x)          ((x) >= 0x11060397 && (x) <= 0x11067397)
 #define IS_VT1702_VENDORID(x)           ((x) >= 0x11060398 && (x) <= 0x11067398)
 
+#define VIA_HP_EVENT            0x01
+#define VIA_GPIO_EVENT          0x02
+
 enum {
         VIA_CTL_WIDGET_VOL,
         VIA_CTL_WIDGET_MUTE,
@@ -106,7 +110,8 @@ struct via_spec {
         struct snd_kcontrol_new *mixers[3];
         unsigned int num_mixers;
 
-        struct hda_verb *init_verbs;
+        struct hda_verb *init_verbs[5];
+        unsigned int num_iverbs;
 
         char *stream_name_analog;
         struct hda_pcm_stream *stream_analog_playback;
@@ -605,10 +610,85 @@ static void via_free(struct hda_codec *codec)
         kfree(codec->spec);
 }
 
+/* mute internal speaker if HP is plugged */
+static void via_hp_automute(struct hda_codec *codec)
+{
+        unsigned int present;
+        struct via_spec *spec = codec->spec;
+
+        present = snd_hda_codec_read(codec, spec->autocfg.hp_pins[0], 0,
+                                     AC_VERB_GET_PIN_SENSE, 0) & 0x80000000;
+        snd_hda_codec_amp_stereo(codec, spec->autocfg.line_out_pins[0],
+                                 HDA_OUTPUT, 0, HDA_AMP_MUTE,
+                                 present ? HDA_AMP_MUTE : 0);
+}
+
+static void via_gpio_control(struct hda_codec *codec)
+{
+        unsigned int gpio_data;
+        unsigned int vol_counter;
+        unsigned int vol;
+        unsigned int master_vol;
+
+        struct via_spec *spec = codec->spec;
+
+        gpio_data = snd_hda_codec_read(codec, codec->afg, 0,
+                                       AC_VERB_GET_GPIO_DATA, 0) & 0x03;
+
+        vol_counter = (snd_hda_codec_read(codec, codec->afg, 0,
+                                          0xF84, 0) & 0x3F0000) >> 16;
+
+        vol = vol_counter & 0x1F;
+        master_vol = snd_hda_codec_read(codec, 0x1A, 0,
+                                        AC_VERB_GET_AMP_GAIN_MUTE,
+                                        AC_AMP_GET_INPUT);
+
+        if (gpio_data == 0x02) {
+                /* unmute line out */
+                snd_hda_codec_amp_stereo(codec, spec->autocfg.line_out_pins[0],
+                                         HDA_OUTPUT, 0, HDA_AMP_MUTE, 0);
+
+                if (vol_counter & 0x20) {
+                        /* decrease volume */
+                        if (vol > master_vol)
+                                vol = master_vol;
+                        snd_hda_codec_amp_stereo(codec, 0x1A, HDA_INPUT,
+                                                 0, HDA_AMP_VOLMASK,
+                                                 master_vol-vol);
+                } else {
+                        /* increase volume */
+                        snd_hda_codec_amp_stereo(codec, 0x1A, HDA_INPUT, 0,
+                                         HDA_AMP_VOLMASK,
+                                         ((master_vol+vol) > 0x2A) ? 0x2A :
+                                          (master_vol+vol));
+                }
+        } else if (!(gpio_data & 0x02)) {
+                /* mute line out */
+                snd_hda_codec_amp_stereo(codec,
+                                         spec->autocfg.line_out_pins[0],
+                                         HDA_OUTPUT, 0, HDA_AMP_MUTE,
+                                         HDA_AMP_MUTE);
+        }
+}
+
+/* unsolicited event for jack sensing */
+static void via_unsol_event(struct hda_codec *codec,
+                                  unsigned int res)
+{
+        res >>= 26;
+        if (res == VIA_HP_EVENT)
+                via_hp_automute(codec);
+        else if (res == VIA_GPIO_EVENT)
+                via_gpio_control(codec);
+}
+
 static int via_init(struct hda_codec *codec)
 {
         struct via_spec *spec = codec->spec;
-        snd_hda_sequence_write(codec, spec->init_verbs);
+        int i;
+        for (i = 0; i < spec->num_iverbs; i++)
+                snd_hda_sequence_write(codec, spec->init_verbs[i]);
+
         /* Lydia Add for EAPD enable */
         if (!spec->dig_in_nid) { /* No Digital In connection */
                 if (IS_VT1708_VENDORID(codec->vendor_id)) {
@@ -924,7 +1004,7 @@ static int vt1708_parse_auto_config(struct hda_codec *codec)
         if (spec->kctl_alloc)
                 spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
 
-        spec->init_verbs = vt1708_volume_init_verbs;    
+        spec->init_verbs[spec->num_iverbs++] = vt1708_volume_init_verbs;
 
         spec->input_mux = &spec->private_imux;
 
@@ -1016,6 +1096,11 @@ static struct snd_kcontrol_new vt1709_capture_mixer[] = {
         { } /* end */
 };
 
+static struct hda_verb vt1709_uniwill_init_verbs[] = {
+        {0x20, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | VIA_HP_EVENT},
+        { }
+};
+
 /*
  * generic initialization of ADC, input mixers and output mixers
  */
@@ -1425,7 +1510,8 @@ static int patch_vt1709_10ch(struct hda_codec *codec)
                        "Using genenic mode...\n");
         }
 
-        spec->init_verbs = vt1709_10ch_volume_init_verbs;       
+        spec->init_verbs[spec->num_iverbs++] = vt1709_10ch_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1709_uniwill_init_verbs;
 
         spec->stream_name_analog = "VT1709 Analog";
         spec->stream_analog_playback = &vt1709_10ch_pcm_analog_playback;
@@ -1446,6 +1532,7 @@ static int patch_vt1709_10ch(struct hda_codec *codec)
         codec->patch_ops = via_patch_ops;
 
         codec->patch_ops.init = via_auto_init;
+        codec->patch_ops.unsol_event = via_unsol_event;
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         spec->loopback.amplist = vt1709_loopbacks;
 #endif
@@ -1516,7 +1603,8 @@ static int patch_vt1709_6ch(struct hda_codec *codec)
                        "Using genenic mode...\n");
         }
 
-        spec->init_verbs = vt1709_6ch_volume_init_verbs;        
+        spec->init_verbs[spec->num_iverbs++] = vt1709_6ch_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1709_uniwill_init_verbs;
 
         spec->stream_name_analog = "VT1709 Analog";
         spec->stream_analog_playback = &vt1709_6ch_pcm_analog_playback;
@@ -1537,6 +1625,7 @@ static int patch_vt1709_6ch(struct hda_codec *codec)
         codec->patch_ops = via_patch_ops;
 
         codec->patch_ops.init = via_auto_init;
+        codec->patch_ops.unsol_event = via_unsol_event;
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         spec->loopback.amplist = vt1709_loopbacks;
 #endif
@@ -1636,6 +1725,11 @@ static struct hda_verb vt1708B_4ch_volume_init_verbs[] = {
         { }
 };
 
+static struct hda_verb vt1708B_uniwill_init_verbs[] = {
+        {0x1D, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | VIA_HP_EVENT},
+        { }
+};
+
 static struct hda_pcm_stream vt1708B_8ch_pcm_analog_playback = {
         .substreams = 1,
         .channels_min = 2,
@@ -1956,7 +2050,8 @@ static int patch_vt1708B_8ch(struct hda_codec *codec)
                        "from BIOS.  Using genenic mode...\n");
         }
 
-        spec->init_verbs = vt1708B_8ch_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1708B_8ch_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1708B_uniwill_init_verbs;
 
         spec->stream_name_analog = "VT1708B Analog";
         spec->stream_analog_playback = &vt1708B_8ch_pcm_analog_playback;
@@ -1976,6 +2071,7 @@ static int patch_vt1708B_8ch(struct hda_codec *codec)
         codec->patch_ops = via_patch_ops;
 
         codec->patch_ops.init = via_auto_init;
+        codec->patch_ops.unsol_event = via_unsol_event;
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         spec->loopback.amplist = vt1708B_loopbacks;
 #endif
@@ -2005,7 +2101,8 @@ static int patch_vt1708B_4ch(struct hda_codec *codec)
                        "from BIOS.  Using genenic mode...\n");
         }
 
-        spec->init_verbs = vt1708B_4ch_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1708B_4ch_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1708B_uniwill_init_verbs;
 
         spec->stream_name_analog = "VT1708B Analog";
         spec->stream_analog_playback = &vt1708B_4ch_pcm_analog_playback;
@@ -2025,6 +2122,7 @@ static int patch_vt1708B_4ch(struct hda_codec *codec)
         codec->patch_ops = via_patch_ops;
 
         codec->patch_ops.init = via_auto_init;
+        codec->patch_ops.unsol_event = via_unsol_event;
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         spec->loopback.amplist = vt1708B_loopbacks;
 #endif
@@ -2078,6 +2176,11 @@ static struct hda_verb vt1708S_volume_init_verbs[] = {
         { }
 };
 
+static struct hda_verb vt1708S_uniwill_init_verbs[] = {
+        {0x1D, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | VIA_HP_EVENT},
+        { }
+};
+
 static struct hda_pcm_stream vt1708S_pcm_analog_playback = {
         .substreams = 2,
         .channels_min = 2,
@@ -2387,7 +2490,8 @@ static int patch_vt1708S(struct hda_codec *codec)
                        "from BIOS.  Using genenic mode...\n");
         }
 
-        spec->init_verbs = vt1708S_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1708S_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1708S_uniwill_init_verbs;
 
         spec->stream_name_analog = "VT1708S Analog";
         spec->stream_analog_playback = &vt1708S_pcm_analog_playback;
@@ -2406,7 +2510,7 @@ static int patch_vt1708S(struct hda_codec *codec)
         codec->patch_ops = via_patch_ops;
 
         codec->patch_ops.init = via_auto_init;
-
+        codec->patch_ops.unsol_event = via_unsol_event;
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         spec->loopback.amplist = vt1708S_loopbacks;
 #endif
@@ -2468,6 +2572,12 @@ static struct hda_verb vt1702_volume_init_verbs[] = {
         { }
 };
 
+static struct hda_verb vt1702_uniwill_init_verbs[] = {
+        {0x01, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | VIA_GPIO_EVENT},
+        {0x17, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | VIA_HP_EVENT},
+        { }
+};
+
 static struct hda_pcm_stream vt1702_pcm_analog_playback = {
         .substreams = 1,
         .channels_min = 2,
@@ -2694,7 +2804,8 @@ static int patch_vt1702(struct hda_codec *codec)
                        "from BIOS.  Using genenic mode...\n");
         }
 
-        spec->init_verbs = vt1702_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1702_volume_init_verbs;
+        spec->init_verbs[spec->num_iverbs++] = vt1702_uniwill_init_verbs;
 
         spec->stream_name_analog = "VT1702 Analog";
         spec->stream_analog_playback = &vt1702_pcm_analog_playback;
@@ -2713,7 +2824,7 @@ static int patch_vt1702(struct hda_codec *codec)
         codec->patch_ops = via_patch_ops;
 
         codec->patch_ops.init = via_auto_init;
-
+        codec->patch_ops.unsol_event = via_unsol_event;
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         spec->loopback.amplist = vt1702_loopbacks;
 #endif