9 files changed, 64 insertions, 31 deletions

diff --git a/Documentation/sound/alsa/Procfile.txt b/Documentation/sound/alsa/Procfile.txt
index 719a819f8cc2..07301de12cc4 100644
--- a/Documentation/sound/alsa/Procfile.txt
+++ b/Documentation/sound/alsa/Procfile.txt
@@ -95,7 +95,7 @@ card*/pcm*/xrun_debug
         It takes an integer value, can be changed by writing to this
         file, such as
 
-                 # cat 5 > /proc/asound/card0/pcm0p/xrun_debug
+                 # echo 5 > /proc/asound/card0/pcm0p/xrun_debug
 
         The value consists of the following bit flags:
           bit 0 = Enable XRUN/jiffies debug messages
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index c5699863643b..656e474dca47 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -441,6 +441,7 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,
                               struct snd_pcm_hw_params *params)
 {
         int err;
+        struct aaci *aaci = substream->private_data;
 
         aaci_pcm_hw_free(substream);
         if (aacirun->pcm_open) {
@@ -560,7 +561,6 @@ static int aaci_pcm_open(struct snd_pcm_substream *substream)
 static int aaci_pcm_playback_hw_params(struct snd_pcm_substream *substream,
                                        struct snd_pcm_hw_params *params)
 {
-        struct aaci *aaci = substream->private_data;
         struct aaci_runtime *aacirun = substream->runtime->private_data;
         unsigned int channels = params_channels(params);
         int ret;
@@ -659,7 +659,6 @@ static struct snd_pcm_ops aaci_playback_ops = {
 static int aaci_pcm_capture_hw_params(struct snd_pcm_substream *substream,
                                       struct snd_pcm_hw_params *params)
 {
-        struct aaci *aaci = substream->private_data;
         struct aaci_runtime *aacirun = substream->runtime->private_data;
         int ret;
 
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 29ab46a12e11..25b0641e6b8c 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1918,13 +1918,13 @@ int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream)
 
         err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_RATE,
                                            hw->rate_min, hw->rate_max);
-         if (err < 0)
-                 return err;
+        if (err < 0)
+                return err;
 
         err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
                                            hw->period_bytes_min, hw->period_bytes_max);
-         if (err < 0)
-                 return err;
+        if (err < 0)
+                return err;
 
         err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIODS,
                                            hw->periods_min, hw->periods_max);
diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c
index 5fe34a8d8c81..e4581a42ace5 100644
--- a/sound/pci/hda/hda_beep.c
+++ b/sound/pci/hda/hda_beep.c
@@ -42,7 +42,7 @@ static void snd_hda_generate_beep(struct work_struct *work)
                 return;
 
         /* generate tone */
-        snd_hda_codec_write_cache(codec, beep->nid, 0,
+        snd_hda_codec_write(codec, beep->nid, 0,
                         AC_VERB_SET_BEEP_CONTROL, beep->tone);
 }
 
@@ -119,7 +119,7 @@ static void snd_hda_do_detach(struct hda_beep *beep)
         beep->dev = NULL;
         cancel_work_sync(&beep->beep_work);
         /* turn off beep for sure */
-        snd_hda_codec_write_cache(beep->codec, beep->nid, 0,
+        snd_hda_codec_write(beep->codec, beep->nid, 0,
                                   AC_VERB_SET_BEEP_CONTROL, 0);
 }
 
@@ -192,7 +192,7 @@ int snd_hda_enable_beep_device(struct hda_codec *codec, int enable)
                 beep->enabled = enable;
                 if (!enable) {
                         /* turn off beep */
-                        snd_hda_codec_write_cache(beep->codec, beep->nid, 0,
+                        snd_hda_codec_write(beep->codec, beep->nid, 0,
                                                   AC_VERB_SET_BEEP_CONTROL, 0);
                 }
                 if (beep->mode == HDA_BEEP_MODE_SWREG) {
@@ -239,8 +239,12 @@ int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
         mutex_init(&beep->mutex);
 
         if (beep->mode == HDA_BEEP_MODE_ON) {
-                beep->enabled = 1;
-                snd_hda_do_register(&beep->register_work);
+                int err = snd_hda_do_attach(beep);
+                if (err < 0) {
+                        kfree(beep);
+                        codec->beep = NULL;
+                        return err;
+                }
         }
 
         return 0;
@@ -253,7 +257,7 @@ void snd_hda_detach_beep_device(struct hda_codec *codec)
         if (beep) {
                 cancel_work_sync(&beep->register_work);
                 cancel_delayed_work(&beep->unregister_work);
-                if (beep->enabled)
+                if (beep->dev)
                         snd_hda_do_detach(beep);
                 codec->beep = NULL;
                 kfree(beep);
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 950ee5cfcacf..f98b47cd6cfb 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1327,11 +1327,13 @@ EXPORT_SYMBOL_HDA(snd_hda_query_pin_caps);
  */
 u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid)
 {
-        u32 pincap = snd_hda_query_pin_caps(codec, nid);
-
-        if (pincap & AC_PINCAP_TRIG_REQ) /* need trigger? */
-                snd_hda_codec_read(codec, nid, 0, AC_VERB_SET_PIN_SENSE, 0);
+        u32 pincap;
 
+        if (!codec->no_trigger_sense) {
+                pincap = snd_hda_query_pin_caps(codec, nid);
+                if (pincap & AC_PINCAP_TRIG_REQ) /* need trigger? */
+                        snd_hda_codec_read(codec, nid, 0, AC_VERB_SET_PIN_SENSE, 0);
+        }
         return snd_hda_codec_read(codec, nid, 0,
                                   AC_VERB_GET_PIN_SENSE, 0);
 }
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 1d541b7f5547..0a770a28e71f 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -817,6 +817,7 @@ struct hda_codec {
         unsigned int pin_amp_workaround:1; /* pin out-amp takes index
                                             * (e.g. Conexant codecs)
                                             */
+        unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         unsigned int power_on :1;       /* current (global) power-state */
         unsigned int power_transition :1; /* power-state in transition */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index ff8ad46cc50e..ec9c348336cc 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -356,6 +356,7 @@ struct azx_dev {
                                          */
         unsigned char stream_tag;       /* assigned stream */
         unsigned char index;            /* stream index */
+        int device;                     /* last device number assigned to */
 
         unsigned int opened :1;
         unsigned int running :1;
@@ -1441,10 +1442,13 @@ static int __devinit azx_codec_configure(struct azx *chip)
  */
 
 /* assign a stream for the PCM */
-static inline struct azx_dev *azx_assign_device(struct azx *chip, int stream)
+static inline struct azx_dev *
+azx_assign_device(struct azx *chip, struct snd_pcm_substream *substream)
 {
         int dev, i, nums;
-        if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+        struct azx_dev *res = NULL;
+
+        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
                 dev = chip->playback_index_offset;
                 nums = chip->playback_streams;
         } else {
@@ -1453,10 +1457,15 @@ static inline struct azx_dev *azx_assign_device(struct azx *chip, int stream)
         }
         for (i = 0; i < nums; i++, dev++)
                 if (!chip->azx_dev[dev].opened) {
-                        chip->azx_dev[dev].opened = 1;
-                        return &chip->azx_dev[dev];
+                        res = &chip->azx_dev[dev];
+                        if (res->device == substream->pcm->device)
+                                break;
                 }
-        return NULL;
+        if (res) {
+                res->opened = 1;
+                res->device = substream->pcm->device;
+        }
+        return res;
 }
 
 /* release the assigned stream */
@@ -1505,7 +1514,7 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
         int err;
 
         mutex_lock(&chip->open_mutex);
-        azx_dev = azx_assign_device(chip, substream->stream);
+        azx_dev = azx_assign_device(chip, substream);
         if (azx_dev == NULL) {
                 mutex_unlock(&chip->open_mutex);
                 return -EBUSY;
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 1a36137e13ec..69a941c7b158 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -1186,6 +1186,8 @@ static int patch_ad1986a(struct hda_codec *codec)
          */
         spec->multiout.no_share_stream = 1;
 
+        codec->no_trigger_sense = 1;
+
         return 0;
 }
 
@@ -1371,6 +1373,8 @@ static int patch_ad1983(struct hda_codec *codec)
 
         codec->patch_ops = ad198x_patch_ops;
 
+        codec->no_trigger_sense = 1;
+
         return 0;
 }
 
@@ -1813,6 +1817,9 @@ static int patch_ad1981(struct hda_codec *codec)
                 codec->patch_ops.unsol_event = ad1981_hp_unsol_event;
                 break;
         }
+
+        codec->no_trigger_sense = 1;
+
         return 0;
 }
 
@@ -3118,6 +3125,8 @@ static int patch_ad1988(struct hda_codec *codec)
 #endif
         spec->vmaster_nid = 0x04;
 
+        codec->no_trigger_sense = 1;
+
         return 0;
 }
 
@@ -3330,6 +3339,8 @@ static int patch_ad1884(struct hda_codec *codec)
 
         codec->patch_ops = ad198x_patch_ops;
 
+        codec->no_trigger_sense = 1;
+
         return 0;
 }
 
@@ -4287,6 +4298,8 @@ static int patch_ad1884a(struct hda_codec *codec)
                 break;
         }
 
+        codec->no_trigger_sense = 1;
+
         return 0;
 }
 
@@ -4623,6 +4636,9 @@ static int patch_ad1882(struct hda_codec *codec)
                 spec->mixers[2] = ad1882_6stack_mixers;
                 break;
         }
+
+        codec->no_trigger_sense = 1;
+
         return 0;
 }
 
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index eeda7beeb57a..2291a8396817 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -4453,14 +4453,7 @@ static inline int get_pin_presence(struct hda_codec *codec, hda_nid_t nid)
 {
         if (!nid)
                 return 0;
-        /* NOTE: we can't use snd_hda_jack_detect() here because STAC/IDT
-         * codecs behave wrongly when SET_PIN_SENSE is triggered, although
-         * the pincap gives TRIG_REQ bit.
-         */
-        if (snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_SENSE, 0) &
-            AC_PINSENSE_PRESENCE)
-                return 1;
-        return 0;
+        return snd_hda_jack_detect(codec, nid);
 }
 
 static void stac92xx_line_out_detect(struct hda_codec *codec,
@@ -4962,6 +4955,7 @@ static int patch_stac9200(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         spec->num_pins = ARRAY_SIZE(stac9200_pin_nids);
         spec->pin_nids = stac9200_pin_nids;
@@ -5024,6 +5018,7 @@ static int patch_stac925x(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         spec->num_pins = ARRAY_SIZE(stac925x_pin_nids);
         spec->pin_nids = stac925x_pin_nids;
@@ -5108,6 +5103,7 @@ static int patch_stac92hd73xx(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         codec->slave_dig_outs = stac92hd73xx_slave_dig_outs;
         spec->num_pins = ARRAY_SIZE(stac92hd73xx_pin_nids);
@@ -5255,6 +5251,7 @@ static int patch_stac92hd83xxx(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         codec->slave_dig_outs = stac92hd83xxx_slave_dig_outs;
         spec->digbeep_nid = 0x21;
@@ -5418,6 +5415,7 @@ static int patch_stac92hd71bxx(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         codec->patch_ops = stac92xx_patch_ops;
         spec->num_pins = STAC92HD71BXX_NUM_PINS;
@@ -5661,6 +5659,7 @@ static int patch_stac922x(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         spec->num_pins = ARRAY_SIZE(stac922x_pin_nids);
         spec->pin_nids = stac922x_pin_nids;
@@ -5764,6 +5763,7 @@ static int patch_stac927x(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         codec->slave_dig_outs = stac927x_slave_dig_outs;
         spec->num_pins = ARRAY_SIZE(stac927x_pin_nids);
@@ -5898,6 +5898,7 @@ static int patch_stac9205(struct hda_codec *codec)
         if (spec == NULL)
                 return -ENOMEM;
 
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         spec->num_pins = ARRAY_SIZE(stac9205_pin_nids);
         spec->pin_nids = stac9205_pin_nids;
@@ -6053,6 +6054,7 @@ static int patch_stac9872(struct hda_codec *codec)
         spec  = kzalloc(sizeof(*spec), GFP_KERNEL);
         if (spec == NULL)
                 return -ENOMEM;
+        codec->no_trigger_sense = 1;
         codec->spec = spec;
         spec->num_pins = ARRAY_SIZE(stac9872_pin_nids);
         spec->pin_nids = stac9872_pin_nids;