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-rw-r--r--sound/core/compress_offload.c9
-rw-r--r--sound/core/control.c5
-rw-r--r--sound/core/hwdep.c12
-rw-r--r--sound/core/init.c50
-rw-r--r--sound/core/oss/mixer_oss.c10
-rw-r--r--sound/core/oss/pcm_oss.c6
-rw-r--r--sound/core/pcm.c13
-rw-r--r--sound/core/pcm_native.c33
-rw-r--r--sound/core/rawmidi.c26
-rw-r--r--sound/core/sound.c11
-rw-r--r--sound/core/sound_oss.c10
-rw-r--r--sound/isa/opti9xx/miro.c1
-rw-r--r--sound/pci/als300.c4
-rw-r--r--sound/pci/hda/patch_realtek.c20
-rw-r--r--sound/pci/hda/patch_sigmatel.c2
-rw-r--r--sound/pci/ice1712/ice1724.c7
-rw-r--r--sound/pci/rme9652/hdspm.c234
-rw-r--r--sound/soc/codecs/wm8994.c18
-rw-r--r--sound/soc/codecs/wm8994.h1
-rw-r--r--sound/soc/omap/omap-dmic.c4
-rw-r--r--sound/soc/omap/zoom2.c5
-rw-r--r--sound/soc/ux500/mop500.c17
-rw-r--r--sound/soc/ux500/ux500_msp_i2s.c8
-rw-r--r--sound/usb/card.c12
-rw-r--r--sound/usb/card.h1
-rw-r--r--sound/usb/mixer.c65
-rw-r--r--sound/usb/mixer_quirks.c58
-rw-r--r--sound/usb/pcm.c53
-rw-r--r--sound/usb/proc.c4
-rw-r--r--sound/usb/stream.c1
-rw-r--r--sound/usb/usbaudio.h2
31 files changed, 500 insertions, 202 deletions
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index c40ae573346..ad11dc99479 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -100,12 +100,15 @@ static int snd_compr_open(struct inode *inode, struct file *f)
if (dirn != compr->direction) {
pr_err("this device doesn't support this direction\n");
+ snd_card_unref(compr->card);
return -EINVAL;
}
data = kzalloc(sizeof(*data), GFP_KERNEL);
- if (!data)
+ if (!data) {
+ snd_card_unref(compr->card);
return -ENOMEM;
+ }
data->stream.ops = compr->ops;
data->stream.direction = dirn;
data->stream.private_data = compr->private_data;
@@ -113,6 +116,7 @@ static int snd_compr_open(struct inode *inode, struct file *f)
runtime = kzalloc(sizeof(*runtime), GFP_KERNEL);
if (!runtime) {
kfree(data);
+ snd_card_unref(compr->card);
return -ENOMEM;
}
runtime->state = SNDRV_PCM_STATE_OPEN;
@@ -126,7 +130,8 @@ static int snd_compr_open(struct inode *inode, struct file *f)
kfree(runtime);
kfree(data);
}
- return ret;
+ snd_card_unref(compr->card);
+ return 0;
}
static int snd_compr_free(struct inode *inode, struct file *f)
diff --git a/sound/core/control.c b/sound/core/control.c
index 7e86a5b9f3b..8c7c2c9bba6 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -86,6 +86,7 @@ static int snd_ctl_open(struct inode *inode, struct file *file)
write_lock_irqsave(&card->ctl_files_rwlock, flags);
list_add_tail(&ctl->list, &card->ctl_files);
write_unlock_irqrestore(&card->ctl_files_rwlock, flags);
+ snd_card_unref(card);
return 0;
__error:
@@ -93,6 +94,8 @@ static int snd_ctl_open(struct inode *inode, struct file *file)
__error2:
snd_card_file_remove(card, file);
__error1:
+ if (card)
+ snd_card_unref(card);
return err;
}
@@ -1434,6 +1437,8 @@ static ssize_t snd_ctl_read(struct file *file, char __user *buffer,
spin_unlock_irq(&ctl->read_lock);
schedule();
remove_wait_queue(&ctl->change_sleep, &wait);
+ if (ctl->card->shutdown)
+ return -ENODEV;
if (signal_pending(current))
return -ERESTARTSYS;
spin_lock_irq(&ctl->read_lock);
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c
index 75ea16f35b1..3f7f6628cf7 100644
--- a/sound/core/hwdep.c
+++ b/sound/core/hwdep.c
@@ -100,8 +100,10 @@ static int snd_hwdep_open(struct inode *inode, struct file * file)
if (hw == NULL)
return -ENODEV;
- if (!try_module_get(hw->card->module))
+ if (!try_module_get(hw->card->module)) {
+ snd_card_unref(hw->card);
return -EFAULT;
+ }
init_waitqueue_entry(&wait, current);
add_wait_queue(&hw->open_wait, &wait);
@@ -129,6 +131,10 @@ static int snd_hwdep_open(struct inode *inode, struct file * file)
mutex_unlock(&hw->open_mutex);
schedule();
mutex_lock(&hw->open_mutex);
+ if (hw->card->shutdown) {
+ err = -ENODEV;
+ break;
+ }
if (signal_pending(current)) {
err = -ERESTARTSYS;
break;
@@ -148,6 +154,7 @@ static int snd_hwdep_open(struct inode *inode, struct file * file)
mutex_unlock(&hw->open_mutex);
if (err < 0)
module_put(hw->card->module);
+ snd_card_unref(hw->card);
return err;
}
@@ -459,12 +466,15 @@ static int snd_hwdep_dev_disconnect(struct snd_device *device)
mutex_unlock(&register_mutex);
return -EINVAL;
}
+ mutex_lock(&hwdep->open_mutex);
+ wake_up(&hwdep->open_wait);
#ifdef CONFIG_SND_OSSEMUL
if (hwdep->ossreg)
snd_unregister_oss_device(hwdep->oss_type, hwdep->card, hwdep->device);
#endif
snd_unregister_device(SNDRV_DEVICE_TYPE_HWDEP, hwdep->card, hwdep->device);
list_del_init(&hwdep->list);
+ mutex_unlock(&hwdep->open_mutex);
mutex_unlock(&register_mutex);
return 0;
}
diff --git a/sound/core/init.c b/sound/core/init.c
index d8ec849af12..7b012d15c2c 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -213,6 +213,7 @@ int snd_card_create(int idx, const char *xid,
spin_lock_init(&card->files_lock);
INIT_LIST_HEAD(&card->files_list);
init_waitqueue_head(&card->shutdown_sleep);
+ atomic_set(&card->refcount, 0);
#ifdef CONFIG_PM
mutex_init(&card->power_lock);
init_waitqueue_head(&card->power_sleep);
@@ -446,21 +447,36 @@ static int snd_card_do_free(struct snd_card *card)
return 0;
}
+/**
+ * snd_card_unref - release the reference counter
+ * @card: the card instance
+ *
+ * Decrements the reference counter. When it reaches to zero, wake up
+ * the sleeper and call the destructor if needed.
+ */
+void snd_card_unref(struct snd_card *card)
+{
+ if (atomic_dec_and_test(&card->refcount)) {
+ wake_up(&card->shutdown_sleep);
+ if (card->free_on_last_close)
+ snd_card_do_free(card);
+ }
+}
+EXPORT_SYMBOL(snd_card_unref);
+
int snd_card_free_when_closed(struct snd_card *card)
{
- int free_now = 0;
- int ret = snd_card_disconnect(card);
- if (ret)
- return ret;
+ int ret;
- spin_lock(&card->files_lock);
- if (list_empty(&card->files_list))
- free_now = 1;
- else
- card->free_on_last_close = 1;
- spin_unlock(&card->files_lock);
+ atomic_inc(&card->refcount);
+ ret = snd_card_disconnect(card);
+ if (ret) {
+ atomic_dec(&card->refcount);
+ return ret;
+ }
- if (free_now)
+ card->free_on_last_close = 1;
+ if (atomic_dec_and_test(&card->refcount))
snd_card_do_free(card);
return 0;
}
@@ -474,7 +490,7 @@ int snd_card_free(struct snd_card *card)
return ret;
/* wait, until all devices are ready for the free operation */
- wait_event(card->shutdown_sleep, list_empty(&card->files_list));
+ wait_event(card->shutdown_sleep, !atomic_read(&card->refcount));
snd_card_do_free(card);
return 0;
}
@@ -886,6 +902,7 @@ int snd_card_file_add(struct snd_card *card, struct file *file)
return -ENODEV;
}
list_add(&mfile->list, &card->files_list);
+ atomic_inc(&card->refcount);
spin_unlock(&card->files_lock);
return 0;
}
@@ -908,7 +925,6 @@ EXPORT_SYMBOL(snd_card_file_add);
int snd_card_file_remove(struct snd_card *card, struct file *file)
{
struct snd_monitor_file *mfile, *found = NULL;
- int last_close = 0;
spin_lock(&card->files_lock);
list_for_each_entry(mfile, &card->files_list, list) {
@@ -923,19 +939,13 @@ int snd_card_file_remove(struct snd_card *card, struct file *file)
break;
}
}
- if (list_empty(&card->files_list))
- last_close = 1;
spin_unlock(&card->files_lock);
- if (last_close) {
- wake_up(&card->shutdown_sleep);
- if (card->free_on_last_close)
- snd_card_do_free(card);
- }
if (!found) {
snd_printk(KERN_ERR "ALSA card file remove problem (%p)\n", file);
return -ENOENT;
}
kfree(found);
+ snd_card_unref(card);
return 0;
}
diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c
index 29f6ded0255..a9a2e63c022 100644
--- a/sound/core/oss/mixer_oss.c
+++ b/sound/core/oss/mixer_oss.c
@@ -52,14 +52,19 @@ static int snd_mixer_oss_open(struct inode *inode, struct file *file)
SNDRV_OSS_DEVICE_TYPE_MIXER);
if (card == NULL)
return -ENODEV;
- if (card->mixer_oss == NULL)
+ if (card->mixer_oss == NULL) {
+ snd_card_unref(card);
return -ENODEV;
+ }
err = snd_card_file_add(card, file);
- if (err < 0)
+ if (err < 0) {
+ snd_card_unref(card);
return err;
+ }
fmixer = kzalloc(sizeof(*fmixer), GFP_KERNEL);
if (fmixer == NULL) {
snd_card_file_remove(card, file);
+ snd_card_unref(card);
return -ENOMEM;
}
fmixer->card = card;
@@ -68,6 +73,7 @@ static int snd_mixer_oss_open(struct inode *inode, struct file *file)
if (!try_module_get(card->module)) {
kfree(fmixer);
snd_card_file_remove(card, file);
+ snd_card_unref(card);
return -EFAULT;
}
return 0;
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index 08fde0060fd..f337b66a020 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -2441,6 +2441,10 @@ static int snd_pcm_oss_open(struct inode *inode, struct file *file)
mutex_unlock(&pcm->open_mutex);
schedule();
mutex_lock(&pcm->open_mutex);
+ if (pcm->card->shutdown) {
+ err = -ENODEV;
+ break;
+ }
if (signal_pending(current)) {
err = -ERESTARTSYS;
break;
@@ -2457,6 +2461,8 @@ static int snd_pcm_oss_open(struct inode *inode, struct file *file)
__error2:
snd_card_file_remove(pcm->card, file);
__error1:
+ if (pcm)
+ snd_card_unref(pcm->card);
return err;
}
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index f2991940b27..030102caeee 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -1086,11 +1086,19 @@ static int snd_pcm_dev_disconnect(struct snd_device *device)
if (list_empty(&pcm->list))
goto unlock;
+ mutex_lock(&pcm->open_mutex);
+ wake_up(&pcm->open_wait);
list_del_init(&pcm->list);
for (cidx = 0; cidx < 2; cidx++)
- for (substream = pcm->streams[cidx].substream; substream; substream = substream->next)
- if (substream->runtime)
+ for (substream = pcm->streams[cidx].substream; substream; substream = substream->next) {
+ snd_pcm_stream_lock_irq(substream);
+ if (substream->runtime) {
substream->runtime->status->state = SNDRV_PCM_STATE_DISCONNECTED;
+ wake_up(&substream->runtime->sleep);
+ wake_up(&substream->runtime->tsleep);
+ }
+ snd_pcm_stream_unlock_irq(substream);
+ }
list_for_each_entry(notify, &snd_pcm_notify_list, list) {
notify->n_disconnect(pcm);
}
@@ -1110,6 +1118,7 @@ static int snd_pcm_dev_disconnect(struct snd_device *device)
pcm->streams[cidx].chmap_kctl = NULL;
}
}
+ mutex_unlock(&pcm->open_mutex);
unlock:
mutex_unlock(&register_mutex);
return 0;
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 5e12e5bacbb..6e8872de5ba 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -369,6 +369,14 @@ static int period_to_usecs(struct snd_pcm_runtime *runtime)
return usecs;
}
+static void snd_pcm_set_state(struct snd_pcm_substream *substream, int state)
+{
+ snd_pcm_stream_lock_irq(substream);
+ if (substream->runtime->status->state != SNDRV_PCM_STATE_DISCONNECTED)
+ substream->runtime->status->state = state;
+ snd_pcm_stream_unlock_irq(substream);
+}
+
static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
@@ -452,7 +460,7 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
runtime->boundary *= 2;
snd_pcm_timer_resolution_change(substream);
- runtime->status->state = SNDRV_PCM_STATE_SETUP;
+ snd_pcm_set_state(substream, SNDRV_PCM_STATE_SETUP);
if (pm_qos_request_active(&substream->latency_pm_qos_req))
pm_qos_remove_request(&substream->latency_pm_qos_req);
@@ -464,7 +472,7 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
/* hardware might be unusable from this time,
so we force application to retry to set
the correct hardware parameter settings */
- runtime->status->state = SNDRV_PCM_STATE_OPEN;
+ snd_pcm_set_state(substream, SNDRV_PCM_STATE_OPEN);
if (substream->ops->hw_free != NULL)
substream->ops->hw_free(substream);
return err;
@@ -512,7 +520,7 @@ static int snd_pcm_hw_free(struct snd_pcm_substream *substream)
return -EBADFD;
if (substream->ops->hw_free)
result = substream->ops->hw_free(substream);
- runtime->status->state = SNDRV_PCM_STATE_OPEN;
+ snd_pcm_set_state(substream, SNDRV_PCM_STATE_OPEN);
pm_qos_remove_request(&substream->latency_pm_qos_req);
return result;
}
@@ -1320,7 +1328,7 @@ static void snd_pcm_post_prepare(struct snd_pcm_substream *substream, int state)
{
struct snd_pcm_runtime *runtime = substream->runtime;
runtime->control->appl_ptr = runtime->status->hw_ptr;
- runtime->status->state = SNDRV_PCM_STATE_PREPARED;
+ snd_pcm_set_state(substream, SNDRV_PCM_STATE_PREPARED);
}
static struct action_ops snd_pcm_action_prepare = {
@@ -1510,6 +1518,10 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream,
down_read(&snd_pcm_link_rwsem);
snd_pcm_stream_lock_irq(substream);
remove_wait_queue(&to_check->sleep, &wait);
+ if (card->shutdown) {
+ result = -ENODEV;
+ break;
+ }
if (tout == 0) {
if (substream->runtime->status->state == SNDRV_PCM_STATE_SUSPENDED)
result = -ESTRPIPE;
@@ -1634,6 +1646,7 @@ static int snd_pcm_link(struct snd_pcm_substream *substream, int fd)
write_unlock_irq(&snd_pcm_link_rwlock);
up_write(&snd_pcm_link_rwsem);
_nolock:
+ snd_card_unref(substream1->pcm->card);
fput_light(file, fput_needed);
if (res < 0)
kfree(group);
@@ -2108,7 +2121,9 @@ static int snd_pcm_playback_open(struct inode *inode, struct file *file)
return err;
pcm = snd_lookup_minor_data(iminor(inode),
SNDRV_DEVICE_TYPE_PCM_PLAYBACK);
- return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_PLAYBACK);
+ err = snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_PLAYBACK);
+ snd_card_unref(pcm->card);
+ return err;
}
static int snd_pcm_capture_open(struct inode *inode, struct file *file)
@@ -2119,7 +2134,9 @@ static int snd_pcm_capture_open(struct inode *inode, struct file *file)
return err;
pcm = snd_lookup_minor_data(iminor(inode),
SNDRV_DEVICE_TYPE_PCM_CAPTURE);
- return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_CAPTURE);
+ err = snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_CAPTURE);
+ snd_card_unref(pcm->card);
+ return err;
}
static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream)
@@ -2156,6 +2173,10 @@ static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream)
mutex_unlock(&pcm->open_mutex);
schedule();
mutex_lock(&pcm->open_mutex);
+ if (pcm->card->shutdown) {
+ err = -ENODEV;
+ break;
+ }
if (signal_pending(current)) {
err = -ERESTARTSYS;
break;
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index ebf6e49ad3d..1bb95aeea08 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -379,8 +379,10 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file)
if (rmidi == NULL)
return -ENODEV;
- if (!try_module_get(rmidi->card->module))
+ if (!try_module_get(rmidi->card->module)) {
+ snd_card_unref(rmidi->card);
return -ENXIO;
+ }
mutex_lock(&rmidi->open_mutex);
card = rmidi->card;
@@ -422,6 +424,10 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file)
mutex_unlock(&rmidi->open_mutex);
schedule();
mutex_lock(&rmidi->open_mutex);
+ if (rmidi->card->shutdown) {
+ err = -ENODEV;
+ break;
+ }
if (signal_pending(current)) {
err = -ERESTARTSYS;
break;
@@ -440,6 +446,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file)
#endif
file->private_data = rawmidi_file;
mutex_unlock(&rmidi->open_mutex);
+ snd_card_unref(rmidi->card);
return 0;
__error:
@@ -447,6 +454,7 @@ static int snd_rawmidi_open(struct inode *inode, struct file *file)
__error_card:
mutex_unlock(&rmidi->open_mutex);
module_put(rmidi->card->module);
+ snd_card_unref(rmidi->card);
return err;
}
@@ -991,6 +999,8 @@ static ssize_t snd_rawmidi_read(struct file *file, char __user *buf, size_t coun
spin_unlock_irq(&runtime->lock);
schedule();
remove_wait_queue(&runtime->sleep, &wait);
+ if (rfile->rmidi->card->shutdown)
+ return -ENODEV;
if (signal_pending(current))
return result > 0 ? result : -ERESTARTSYS;
if (!runtime->avail)
@@ -1234,6 +1244,8 @@ static ssize_t snd_rawmidi_write(struct file *file, const char __user *buf,
spin_unlock_irq(&runtime->lock);
timeout = schedule_timeout(30 * HZ);
remove_wait_queue(&runtime->sleep, &wait);
+ if (rfile->rmidi->card->shutdown)
+ return -ENODEV;
if (signal_pending(current))
return result > 0 ? result : -ERESTARTSYS;
if (!runtime->avail && !timeout)
@@ -1609,9 +1621,20 @@ static int snd_rawmidi_dev_register(struct snd_device *device)
static int snd_rawmidi_dev_disconnect(struct snd_device *device)
{
struct snd_rawmidi *rmidi = device->device_data;
+ int dir;
mutex_lock(&register_mutex);
+ mutex_lock(&rmidi->open_mutex);
+ wake_up(&rmidi->open_wait);
list_del_init(&rmidi->list);
+ for (dir = 0; dir < 2; dir++) {
+ struct snd_rawmidi_substream *s;
+ list_for_each_entry(s, &rmidi->streams[dir].substreams, list) {
+ if (s->runtime)
+ wake_up(&s->runtime->sleep);
+ }
+ }
+
#ifdef CONFIG_SND_OSSEMUL
if (rmidi->ossreg) {
if ((int)rmidi->device == midi_map[rmidi->card->number]) {
@@ -1626,6 +1649,7 @@ static int snd_rawmidi_dev_disconnect(struct snd_device *device)
}
#endif /* CONFIG_SND_OSSEMUL */
snd_unregister_device(SNDRV_DEVICE_TYPE_RAWMIDI, rmidi->card, rmidi->device);
+ mutex_unlock(&rmidi->open_mutex);
mutex_unlock(&register_mutex);
return 0;
}
diff --git a/sound/core/sound.c b/sound/core/sound.c
index 643976000ce..89780c323f1 100644
--- a/sound/core/sound.c
+++ b/sound/core/sound.c
@@ -98,6 +98,10 @@ static void snd_request_other(int minor)
*
* Checks that a minor device with the specified type is registered, and returns
* its user data pointer.
+ *
+ * This function increments the reference counter of the card instance
+ * if an associated instance with the given minor number and type is found.
+ * The caller must call snd_card_unref() appropriately later.
*/
void *snd_lookup_minor_data(unsigned int minor, int type)
{
@@ -108,9 +112,11 @@ void *snd_lookup_minor_data(unsigned int minor, int type)
return NULL;
mutex_lock(&sound_mutex);
mreg = snd_minors[minor];
- if (mreg && mreg->type == type)
+ if (mreg && mreg->type == type) {
private_data = mreg->private_data;
- else
+ if (mreg->card_ptr)
+ atomic_inc(&mreg->card_ptr->refcount);
+ } else
private_data = NULL;
mutex_unlock(&sound_mutex);
return private_data;
@@ -275,6 +281,7 @@ int snd_register_device_for_dev(int type, struct snd_card *card, int dev,
preg->device = dev;
preg->f_ops = f_ops;
preg->private_data = private_data;
+ preg->card_ptr = card;
mutex_lock(&sound_mutex);
#ifdef CONFIG_SND_DYNAMIC_MINORS
minor = snd_find_free_minor(type);
diff --git a/sound/core/sound_oss.c b/sound/core/sound_oss.c
index e9528333e36..e1d79ee3590 100644
--- a/sound/core/sound_oss.c
+++ b/sound/core/sound_oss.c
@@ -40,6 +40,9 @@
static struct snd_minor *snd_oss_minors[SNDRV_OSS_MINORS];
static DEFINE_MUTEX(sound_oss_mutex);
+/* NOTE: This function increments the refcount of the associated card like
+ * snd_lookup_minor_data(); the caller must call snd_card_unref() appropriately
+ */
void *snd_lookup_oss_minor_data(unsigned int minor, int type)
{
struct snd_minor *mreg;
@@ -49,9 +52,11 @@ void *snd_lookup_oss_minor_data(unsigned int minor, int type)
return NULL;
mutex_lock(&sound_oss_mutex);
mreg = snd_oss_minors[minor];
- if (mreg && mreg->type == type)
+ if (mreg && mreg->type == type) {
private_data = mreg->private_data;
- else
+ if (mreg->card_ptr)
+ atomic_inc(&mreg->card_ptr->refcount);
+ } else
private_data = NULL;
mutex_unlock(&sound_oss_mutex);
return private_data;
@@ -123,6 +128,7 @@ int snd_register_oss_device(int type, struct snd_card *card, int dev,
preg->device = dev;
preg->f_ops = f_ops;
preg->private_data = private_data;
+ preg->card_ptr = card;
mutex_lock(&sound_oss_mutex);
snd_oss_minors[minor] = preg;
minor_unit = SNDRV_MINOR_OSS_DEVICE(minor);
diff --git a/sound/isa/opti9xx/miro.c b/sound/isa/opti9xx/miro.c
index 3d1afb612b3..4a7ff4e8985 100644
--- a/sound/isa/opti9xx/miro.c
+++ b/sound/isa/opti9xx/miro.c
@@ -1286,7 +1286,6 @@ static int __devinit snd_miro_probe(struct snd_card *card)
error = snd_card_miro_aci_detect(card, miro);
if (error < 0) {
- snd_card_free(card);
snd_printk(KERN_ERR "unable to detect aci chip\n");
return -ENODEV;
}
diff --git a/sound/pci/als300.c b/sound/pci/als300.c
index 00f157a2cf6..5af3cb6b0c1 100644
--- a/sound/pci/als300.c
+++ b/sound/pci/als300.c
@@ -394,6 +394,8 @@ static int snd_als300_playback_open(struct snd_pcm_substream *substream)
struct snd_als300_substream_data *data = kzalloc(sizeof(*data),
GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
snd_als300_dbgcallenter();
chip->playback_substream = substream;
runtime->hw = snd_als300_playback_hw;
@@ -425,6 +427,8 @@ static int snd_als300_capture_open(struct snd_pcm_substream *substream)
struct snd_als300_substream_data *data = kzalloc(sizeof(*data),
GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
snd_als300_dbgcallenter();
chip->capture_substream = substream;
runtime->hw = snd_als300_capture_hw;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 48d9d609f89..f7397ad02a0 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5677,6 +5677,7 @@ static const struct hda_verb alc268_beep_init_verbs[] = {
enum {
ALC268_FIXUP_INV_DMIC,
+ ALC268_FIXUP_HP_EAPD,
};
static const struct alc_fixup alc268_fixups[] = {
@@ -5684,10 +5685,26 @@ static const struct alc_fixup alc268_fixups[] = {
.type = ALC_FIXUP_FUNC,
.v.func = alc_fixup_inv_dmic_0x12,
},
+ [ALC268_FIXUP_HP_EAPD] = {
+ .type = ALC_FIXUP_VERBS,
+ .v.verbs = (const struct hda_verb[]) {
+ {0x15, AC_VERB_SET_EAPD_BTLENABLE, 0},
+ {}
+ }
+ },
};
static const struct alc_model_fixup alc268_fixup_models[] = {
{.id = ALC268_FIXUP_INV_DMIC, .name = "inv-dmic"},
+ {.id = ALC268_FIXUP_HP_EAPD, .name = "hp-eapd"},
+ {}
+};
+
+static const struct snd_pci_quirk alc268_fixup_tbl[] = {
+ /* below is codec SSID since multiple Toshiba laptops have the
+ * same PCI SSID 1179:ff00
+ */
+ SND_PCI_QUIRK(0x1179, 0xff06, "Toshiba P200", ALC268_FIXUP_HP_EAPD),
{}
};
@@ -5722,7 +5739,7 @@ static int patch_alc268(struct hda_codec *codec)
spec = codec->spec;
- alc_pick_fixup(codec, alc268_fixup_models, NULL, alc268_fixups);
+ alc_pick_fixup(codec, alc268_fixup_models, alc268_fixup_tbl, alc268_fixups);
alc_apply_fixup(codec, ALC_FIXUP_ACT_PRE_PROBE);
/* automatic parse from the BIOS config */
@@ -6188,6 +6205,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x21e9, "Thinkpad Edge 15", ALC269_FIXUP_SKU_IGNORE),
SND_PCI_QUIRK(0x17aa, 0x21f6, "Thinkpad T530", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x21fa, "Thinkpad X230", ALC269_FIXUP_LENOVO_DOCK),
+ SND_PCI_QUIRK(0x17aa, 0x21f3, "Thinkpad T430", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x21fb, "Thinkpad T430s", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2203, "Thinkpad X230 Tablet", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K),
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 770013ff556..9ba8af05617 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1763,6 +1763,8 @@ static const struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = {
"HP", STAC_HP_ZEPHYR),
SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x3660,
"HP Mini", STAC_92HD83XXX_HP_LED),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x144E,
+ "HP Pavilion dv5", STAC_92HD83XXX_HP_INV_LED),
{} /* terminator */
};
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 3050a527925..245d874891b 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -2859,7 +2859,12 @@ static int snd_vt1724_resume(struct device *dev)
ice->set_spdif_clock(ice, 0);
} else {
/* internal on-card clock */
- snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
+ int rate;
+ if (ice->cur_rate)
+ rate = ice->cur_rate;
+ else
+ rate = ice->pro_rate_default;
+ snd_vt1724_set_pro_rate(ice, rate, 1);
}
update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index b12308b5ba2..f1cd1e38780 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -971,6 +971,7 @@ static inline void snd_hdspm_initialize_midi_flush(struct hdspm *hdspm);
static int hdspm_update_simple_mixer_controls(struct hdspm *hdspm);
static int hdspm_autosync_ref(struct hdspm *hdspm);
static int snd_hdspm_set_defaults(struct hdspm *hdspm);
+static int hdspm_system_clock_mode(struct hdspm *hdspm);
static void hdspm_set_sgbuf(struct hdspm *hdspm,
struct snd_pcm_substream *substream,
unsigned int reg, int channels);
@@ -1989,10 +1990,14 @@ static int hdspm_get_system_sample_rate(struct hdspm *hdspm)
rate = hdspm_calc_dds_value(hdspm, period);
if (rate > 207000) {
- /* Unreasonable high sample rate as seen on PCI MADI cards.
- * Use the cached value instead.
- */
- rate = hdspm->system_sample_rate;
+ /* Unreasonable high sample rate as seen on PCI MADI cards. */
+ if (0 == hdspm_system_clock_mode(hdspm)) {
+ /* master mode, return internal sample rate */
+ rate = hdspm->system_sample_rate;
+ } else {
+ /* slave mode, return external sample rate */
+ rate = hdspm_external_sample_rate(hdspm);
+ }
}
return rate;
@@ -2000,12 +2005,14 @@ static int hdspm_get_system_sample_rate(struct hdspm *hdspm)
#define HDSPM_SYSTEM_SAMPLE_RATE(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .access = SNDRV_CTL_ELEM_ACCESS_READ, \
- .info = snd_hdspm_info_system_sample_rate, \
- .get = snd_hdspm_get_system_sample_rate \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\
+ SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
+ .info = snd_hdspm_info_system_sample_rate, \
+ .put = snd_hdspm_put_system_sample_rate, \
+ .get = snd_hdspm_get_system_sample_rate \
}
static int snd_hdspm_info_system_sample_rate(struct snd_kcontrol *kcontrol,
@@ -2030,6 +2037,16 @@ static int snd_hdspm_get_system_sample_rate(struct snd_kcontrol *kcontrol,
return 0;
}
+static int snd_hdspm_put_system_sample_rate(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *
+ ucontrol)
+{
+ struct hdspm *hdspm = snd_kcontrol_chip(kcontrol);
+
+ hdspm_set_dds_value(hdspm, ucontrol->value.enumerated.item[0]);
+ return 0;
+}
+
/**
* Returns the WordClock sample rate class for the given card.
@@ -2163,6 +2180,7 @@ static int snd_hdspm_get_autosync_sample_rate(struct snd_kcontrol *kcontrol,
hdspm_get_s1_sample_rate(hdspm,
kcontrol->private_value-1);
}
+ break;
case AIO:
switch (kcontrol->private_value) {
@@ -2183,6 +2201,7 @@ static int snd_hdspm_get_autosync_sample_rate(struct snd_kcontrol *kcontrol,
hdspm_get_s1_sample_rate(hdspm,
ucontrol->id.index-1);
}
+ break;
case AES32:
@@ -2204,8 +2223,23 @@ static int snd_hdspm_get_autosync_sample_rate(struct snd_kcontrol *kcontrol,
hdspm_get_s1_sample_rate(hdspm,
kcontrol->private_value-1);
break;
+ }
+ break;
+ case MADI:
+ case MADIface:
+ {
+ int rate = hdspm_external_sample_rate(hdspm);
+ int i, selected_rate = 0;
+ for (i = 1; i < 10; i++)
+ if (HDSPM_bit2freq(i) == rate) {
+ selected_rate = i;
+ break;
+ }
+ ucontrol->value.enumerated.item[0] = selected_rate;
}
+ break;
+
default:
break;
}
@@ -2430,7 +2464,7 @@ static int snd_hdspm_put_clock_source(struct snd_kcontrol *kcontrol,
#define HDSPM_PREF_SYNC_REF(xname, xindex) \
-{.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
.name = xname, \
.index = xindex, \
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\
@@ -2766,12 +2800,12 @@ static int snd_hdspm_put_pref_sync_ref(struct snd_kcontrol *kcontrol,
#define HDSPM_AUTOSYNC_REF(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .access = SNDRV_CTL_ELEM_ACCESS_READ, \
- .info = snd_hdspm_info_autosync_ref, \
- .get = snd_hdspm_get_autosync_ref, \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ, \
+ .info = snd_hdspm_info_autosync_ref, \
+ .get = snd_hdspm_get_autosync_ref, \
}
static int hdspm_autosync_ref(struct hdspm *hdspm)
@@ -2855,12 +2889,12 @@ static int snd_hdspm_get_autosync_ref(struct snd_kcontrol *kcontrol,
#define HDSPM_LINE_OUT(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_line_out, \
- .get = snd_hdspm_get_line_out, \
- .put = snd_hdspm_put_line_out \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_line_out, \
+ .get = snd_hdspm_get_line_out, \
+ .put = snd_hdspm_put_line_out \
}
static int hdspm_line_out(struct hdspm * hdspm)
@@ -2912,12 +2946,12 @@ static int snd_hdspm_put_line_out(struct snd_kcontrol *kcontrol,
#define HDSPM_TX_64(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_tx_64, \
- .get = snd_hdspm_get_tx_64, \
- .put = snd_hdspm_put_tx_64 \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_tx_64, \
+ .get = snd_hdspm_get_tx_64, \
+ .put = snd_hdspm_put_tx_64 \
}
static int hdspm_tx_64(struct hdspm * hdspm)
@@ -2968,12 +3002,12 @@ static int snd_hdspm_put_tx_64(struct snd_kcontrol *kcontrol,
#define HDSPM_C_TMS(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_c_tms, \
- .get = snd_hdspm_get_c_tms, \
- .put = snd_hdspm_put_c_tms \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_c_tms, \
+ .get = snd_hdspm_get_c_tms, \
+ .put = snd_hdspm_put_c_tms \
}
static int hdspm_c_tms(struct hdspm * hdspm)
@@ -3024,12 +3058,12 @@ static int snd_hdspm_put_c_tms(struct snd_kcontrol *kcontrol,
#define HDSPM_SAFE_MODE(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_safe_mode, \
- .get = snd_hdspm_get_safe_mode, \
- .put = snd_hdspm_put_safe_mode \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_safe_mode, \
+ .get = snd_hdspm_get_safe_mode, \
+ .put = snd_hdspm_put_safe_mode \
}
static int hdspm_safe_mode(struct hdspm * hdspm)
@@ -3080,12 +3114,12 @@ static int snd_hdspm_put_safe_mode(struct snd_kcontrol *kcontrol,
#define HDSPM_EMPHASIS(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_emphasis, \
- .get = snd_hdspm_get_emphasis, \
- .put = snd_hdspm_put_emphasis \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_emphasis, \
+ .get = snd_hdspm_get_emphasis, \
+ .put = snd_hdspm_put_emphasis \
}
static int hdspm_emphasis(struct hdspm * hdspm)
@@ -3136,12 +3170,12 @@ static int snd_hdspm_put_emphasis(struct snd_kcontrol *kcontrol,
#define HDSPM_DOLBY(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_dolby, \
- .get = snd_hdspm_get_dolby, \
- .put = snd_hdspm_put_dolby \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_dolby, \
+ .get = snd_hdspm_get_dolby, \
+ .put = snd_hdspm_put_dolby \
}
static int hdspm_dolby(struct hdspm * hdspm)
@@ -3192,12 +3226,12 @@ static int snd_hdspm_put_dolby(struct snd_kcontrol *kcontrol,
#define HDSPM_PROFESSIONAL(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_professional, \
- .get = snd_hdspm_get_professional, \
- .put = snd_hdspm_put_professional \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_professional, \
+ .get = snd_hdspm_get_professional, \
+ .put = snd_hdspm_put_professional \
}
static int hdspm_professional(struct hdspm * hdspm)
@@ -3247,12 +3281,12 @@ static int snd_hdspm_put_professional(struct snd_kcontrol *kcontrol,
}
#define HDSPM_INPUT_SELECT(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_input_select, \
- .get = snd_hdspm_get_input_select, \
- .put = snd_hdspm_put_input_select \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_input_select, \
+ .get = snd_hdspm_get_input_select, \
+ .put = snd_hdspm_put_input_select \
}
static int hdspm_input_select(struct hdspm * hdspm)
@@ -3319,12 +3353,12 @@ static int snd_hdspm_put_input_select(struct snd_kcontrol *kcontrol,
#define HDSPM_DS_WIRE(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_ds_wire, \
- .get = snd_hdspm_get_ds_wire, \
- .put = snd_hdspm_put_ds_wire \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_ds_wire, \
+ .get = snd_hdspm_get_ds_wire, \
+ .put = snd_hdspm_put_ds_wire \
}
static int hdspm_ds_wire(struct hdspm * hdspm)
@@ -3391,12 +3425,12 @@ static int snd_hdspm_put_ds_wire(struct snd_kcontrol *kcontrol,
#define HDSPM_QS_WIRE(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .name = xname, \
- .index = xindex, \
- .info = snd_hdspm_info_qs_wire, \
- .get = snd_hdspm_get_qs_wire, \
- .put = snd_hdspm_put_qs_wire \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .name = xname, \
+ .index = xindex, \
+ .info = snd_hdspm_info_qs_wire, \
+ .get = snd_hdspm_get_qs_wire, \
+ .put = snd_hdspm_put_qs_wire \
}
static int hdspm_qs_wire(struct hdspm * hdspm)
@@ -3563,15 +3597,15 @@ static int snd_hdspm_put_madi_speedmode(struct snd_kcontrol *kcontrol,
}
#define HDSPM_MIXER(xname, xindex) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \
- .name = xname, \
- .index = xindex, \
- .device = 0, \
- .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
- SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
- .info = snd_hdspm_info_mixer, \
- .get = snd_hdspm_get_mixer, \
- .put = snd_hdspm_put_mixer \
+{ .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \
+ .name = xname, \
+ .index = xindex, \
+ .device = 0, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
+ SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
+ .info = snd_hdspm_info_mixer, \
+ .get = snd_hdspm_get_mixer, \
+ .put = snd_hdspm_put_mixer \
}
static int snd_hdspm_info_mixer(struct snd_kcontrol *kcontrol,
@@ -3670,12 +3704,12 @@ static int snd_hdspm_put_mixer(struct snd_kcontrol *kcontrol,
*/
#define HDSPM_PLAYBACK_MIXER \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
- .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE | \
- SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
- .info = snd_hdspm_info_playback_mixer, \
- .get = snd_hdspm_get_playback_mixer, \
- .put = snd_hdspm_put_playback_mixer \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+ .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE | \
+ SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
+ .info = snd_hdspm_info_playback_mixer, \
+ .get = snd_hdspm_get_playback_mixer, \
+ .put = snd_hdspm_put_playback_mixer \
}
static int snd_hdspm_info_playback_mixer(struct snd_kcontrol *kcontrol,
@@ -3851,12 +3885,17 @@ static int hdspm_sync_in_sync_check(struct hdspm *hdspm)
break;
case MADI:
- case AES32:
- status = hdspm_read(hdspm, HDSPM_statusRegister2);
+ status = hdspm_read(hdspm, HDSPM_statusRegister);
lock = (status & HDSPM_syncInLock) ? 1 : 0;
sync = (status & HDSPM_syncInSync) ? 1 : 0;
break;
+ case AES32:
+ status = hdspm_read(hdspm, HDSPM_statusRegister2);
+ lock = (status & 0x100000) ? 1 : 0;
+ sync = (status & 0x200000) ? 1 : 0;
+ break;
+
case MADIface:
break;
}
@@ -3942,6 +3981,7 @@ static int snd_hdspm_get_sync_check(struct snd_kcontrol *kcontrol,
default:
val = hdspm_s1_sync_check(hdspm, ucontrol->id.index-1);
}
+ break;
case AIO:
switch (kcontrol->private_value) {
@@ -3954,6 +3994,7 @@ static int snd_hdspm_get_sync_check(struct snd_kcontrol *kcontrol,
default:
val = hdspm_s1_sync_check(hdspm, ucontrol->id.index-1);
}
+ break;
case MADI:
switch (kcontrol->private_value) {
@@ -3966,6 +4007,7 @@ static int snd_hdspm_get_sync_check(struct snd_kcontrol *kcontrol,
case 3: /* SYNC_IN */
val = hdspm_sync_in_sync_check(hdspm); break;
}
+ break;
case MADIface:
val = hdspm_madi_sync_check(hdspm); /* MADI */
@@ -3983,6 +4025,7 @@ static int snd_hdspm_get_sync_check(struct snd_kcontrol *kcontrol,
val = hdspm_aes_sync_check(hdspm,
kcontrol->private_value-1);
}
+ break;
}
@@ -4427,9 +4470,10 @@ static struct snd_kcontrol_new snd_hdspm_controls_madi[] = {
HDSPM_PREF_SYNC_REF("Preferred Sync Reference", 0),
HDSPM_AUTOSYNC_REF("AutoSync Reference", 0),
HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0),
+ HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 0),
HDSPM_SYNC_CHECK("WC SyncCheck", 0),
HDSPM_SYNC_CHECK("MADI SyncCheck", 1),
- HDSPM_SYNC_CHECK("TCO SyncCHeck", 2),
+ HDSPM_SYNC_CHECK("TCO SyncCheck", 2),
HDSPM_SYNC_CHECK("SYNC IN SyncCheck", 3),
HDSPM_LINE_OUT("Line Out", 0),
HDSPM_TX_64("TX 64 channels mode", 0),
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 2b2dadc54da..3fddc7ad112 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -1045,6 +1045,7 @@ static int aif1clk_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994 *control = codec->control_data;
int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA;
int i;
@@ -1063,6 +1064,10 @@ static int aif1clk_ev(struct snd_soc_dapm_widget *w,
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
+ /* Don't enable timeslot 2 if not in use */
+ if (wm8994->channels[0] <= 2)
+ mask &= ~(WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA);
+
val = snd_soc_read(codec, WM8994_AIF1_CONTROL_1);
if ((val & WM8994_AIF1ADCL_SRC) &&
(val & WM8994_AIF1ADCR_SRC))
@@ -2687,7 +2692,7 @@ static int wm8994_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- bclk_rate = params_rate(params) * 4;
+ bclk_rate = params_rate(params);
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
bclk_rate *= 16;
@@ -2708,6 +2713,17 @@ static int wm8994_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
+ wm8994->channels[id] = params_channels(params);
+ switch (params_channels(params)) {
+ case 1:
+ case 2:
+ bclk_rate *= 2;
+ break;
+ default:
+ bclk_rate *= 4;
+ break;
+ }
+
/* Try to find an appropriate sample rate; look for an exact match. */
for (i = 0; i < ARRAY_SIZE(srs); i++)
if (srs[i].rate == params_rate(params))
diff --git a/sound/soc/codecs/wm8994.h b/sound/soc/codecs/wm8994.h
index f142ec198db..ccbce5791e9 100644
--- a/sound/soc/codecs/wm8994.h
+++ b/sound/soc/codecs/wm8994.h
@@ -77,6 +77,7 @@ struct wm8994_priv {
int sysclk_rate[2];
int mclk[2];
int aifclk[2];
+ int channels[2];
struct wm8994_fll_config fll[2], fll_suspend[2];
struct completion fll_locked[2];
bool fll_locked_irq;
diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c
index 68f2cd1a920..5a6aeaf552a 100644
--- a/sound/soc/omap/omap-dmic.c
+++ b/sound/soc/omap/omap-dmic.c
@@ -464,9 +464,9 @@ static __devinit int asoc_dmic_probe(struct platform_device *pdev)
mutex_init(&dmic->mutex);
- dmic->fclk = clk_get(dmic->dev, "dmic_fck");
+ dmic->fclk = clk_get(dmic->dev, "fck");
if (IS_ERR(dmic->fclk)) {
- dev_err(dmic->dev, "cant get dmic_fck\n");
+ dev_err(dmic->dev, "cant get fck\n");
return -ENODEV;
}
diff --git a/sound/soc/omap/zoom2.c b/sound/soc/omap/zoom2.c
index 677b567935f..1ff6bb9ade5 100644
--- a/sound/soc/omap/zoom2.c
+++ b/sound/soc/omap/zoom2.c
@@ -21,15 +21,14 @@
#include <linux/clk.h>
#include <linux/platform_device.h>
+#include <linux/gpio.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/mach-types.h>
-#include <mach/hardware.h>
-#include <mach/gpio.h>
-#include <mach/board-zoom.h>
#include <linux/platform_data/asoc-ti-mcbsp.h>
+#include <linux/platform_data/gpio-omap.h>
/* Register descriptions for twl4030 codec part */
#include <linux/mfd/twl4030-audio.h>
diff --git a/sound/soc/ux500/mop500.c b/sound/soc/ux500/mop500.c
index 356611d9654..54f7e25b6f7 100644
--- a/sound/soc/ux500/mop500.c
+++ b/sound/soc/ux500/mop500.c
@@ -57,6 +57,20 @@ static struct snd_soc_card mop500_card = {
.num_links = ARRAY_SIZE(mop500_dai_links),
};
+static void mop500_of_node_put(void)
+{
+ int i;
+
+ for (i = 0; i < 2; i++) {
+ if (mop500_dai_links[i].cpu_of_node)
+ of_node_put((struct device_node *)
+ mop500_dai_links[i].cpu_of_node);
+ if (mop500_dai_links[i].codec_of_node)
+ of_node_put((struct device_node *)
+ mop500_dai_links[i].codec_of_node);
+ }
+}
+
static int __devinit mop500_of_probe(struct platform_device *pdev,
struct device_node *np)
{
@@ -69,6 +83,7 @@ static int __devinit mop500_of_probe(struct platform_device *pdev,
if (!(msp_np[0] && msp_np[1] && codec_np)) {
dev_err(&pdev->dev, "Phandle missing or invalid\n");
+ mop500_of_node_put();
return -EINVAL;
}
@@ -83,6 +98,7 @@ static int __devinit mop500_of_probe(struct platform_device *pdev,
return 0;
}
+
static int __devinit mop500_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -128,6 +144,7 @@ static int __devexit mop500_remove(struct platform_device *pdev)
snd_soc_unregister_card(mop500_card);
mop500_ab8500_remove(mop500_card);
+ mop500_of_node_put();
return 0;
}
diff --git a/sound/soc/ux500/ux500_msp_i2s.c b/sound/soc/ux500/ux500_msp_i2s.c
index b7c996e7757..a26c6bf0a29 100644
--- a/sound/soc/ux500/ux500_msp_i2s.c
+++ b/sound/soc/ux500/ux500_msp_i2s.c
@@ -18,6 +18,7 @@
#include <linux/pinctrl/consumer.h>
#include <linux/delay.h>
#include <linux/slab.h>
+#include <linux/io.h>
#include <linux/of.h>
#include <mach/hardware.h>
@@ -697,14 +698,11 @@ int ux500_msp_i2s_init_msp(struct platform_device *pdev,
platform_data = devm_kzalloc(&pdev->dev,
sizeof(struct msp_i2s_platform_data), GFP_KERNEL);
if (!platform_data)
- ret = -ENOMEM;
+ return -ENOMEM;
}
} else
if (!platform_data)
- ret = -EINVAL;
-
- if (ret)
- goto err_res;
+ return -EINVAL;
dev_dbg(&pdev->dev, "%s: Enter (name: %s, id: %d).\n", __func__,
pdev->name, platform_data->id);
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 561bb74fd36..282f0fc9fed 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -339,7 +339,7 @@ static int snd_usb_audio_create(struct usb_device *dev, int idx,
}
mutex_init(&chip->mutex);
- mutex_init(&chip->shutdown_mutex);
+ init_rwsem(&chip->shutdown_rwsem);
chip->index = idx;
chip->dev = dev;
chip->card = card;
@@ -560,7 +560,7 @@ static void snd_usb_audio_disconnect(struct usb_device *dev,
card = chip->card;
mutex_lock(&register_mutex);
- mutex_lock(&chip->shutdown_mutex);
+ down_write(&chip->shutdown_rwsem);
chip->shutdown = 1;
chip->num_interfaces--;
if (chip->num_interfaces <= 0) {
@@ -582,11 +582,11 @@ static void snd_usb_audio_disconnect(struct usb_device *dev,
snd_usb_mixer_disconnect(p);
}
usb_chip[chip->index] = NULL;
- mutex_unlock(&chip->shutdown_mutex);
+ up_write(&chip->shutdown_rwsem);
mutex_unlock(&register_mutex);
snd_card_free_when_closed(card);
} else {
- mutex_unlock(&chip->shutdown_mutex);
+ up_write(&chip->shutdown_rwsem);
mutex_unlock(&register_mutex);
}
}
@@ -618,16 +618,20 @@ int snd_usb_autoresume(struct snd_usb_audio *chip)
{
int err = -ENODEV;
+ down_read(&chip->shutdown_rwsem);
if (!chip->shutdown && !chip->probing)
err = usb_autopm_get_interface(chip->pm_intf);
+ up_read(&chip->shutdown_rwsem);
return err;
}
void snd_usb_autosuspend(struct snd_usb_audio *chip)
{
+ down_read(&chip->shutdown_rwsem);
if (!chip->shutdown && !chip->probing)
usb_autopm_put_interface(chip->pm_intf);
+ up_read(&chip->shutdown_rwsem);
}
static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message)
diff --git a/sound/usb/card.h b/sound/usb/card.h
index afa4f9e9b27..814cb357ff8 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -126,6 +126,7 @@ struct snd_usb_substream {
struct snd_usb_endpoint *sync_endpoint;
unsigned long flags;
bool need_setup_ep; /* (re)configure EP at prepare? */
+ unsigned int speed; /* USB_SPEED_XXX */
u64 formats; /* format bitmasks (all or'ed) */
unsigned int num_formats; /* number of supported audio formats (list) */
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index fe56c9da38e..298070e8f2d 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -287,25 +287,32 @@ static int get_ctl_value_v1(struct usb_mixer_elem_info *cval, int request, int v
unsigned char buf[2];
int val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1;
int timeout = 10;
- int err;
+ int idx = 0, err;
err = snd_usb_autoresume(cval->mixer->chip);
if (err < 0)
return -EIO;
+ down_read(&chip->shutdown_rwsem);
while (timeout-- > 0) {
+ if (chip->shutdown)
+ break;
+ idx = snd_usb_ctrl_intf(chip) | (cval->id << 8);
if (snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), request,
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
- validx, snd_usb_ctrl_intf(chip) | (cval->id << 8),
- buf, val_len) >= val_len) {
+ validx, idx, buf, val_len) >= val_len) {
*value_ret = convert_signed_value(cval, snd_usb_combine_bytes(buf, val_len));
- snd_usb_autosuspend(cval->mixer->chip);
- return 0;
+ err = 0;
+ goto out;
}
}
- snd_usb_autosuspend(cval->mixer->chip);
snd_printdd(KERN_ERR "cannot get ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n",
- request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type);
- return -EINVAL;
+ request, validx, idx, cval->val_type);
+ err = -EINVAL;
+
+ out:
+ up_read(&chip->shutdown_rwsem);
+ snd_usb_autosuspend(cval->mixer->chip);
+ return err;
}
static int get_ctl_value_v2(struct usb_mixer_elem_info *cval, int request, int validx, int *value_ret)
@@ -313,7 +320,7 @@ static int get_ctl_value_v2(struct usb_mixer_elem_info *cval, int request, int v
struct snd_usb_audio *chip = cval->mixer->chip;
unsigned char buf[2 + 3*sizeof(__u16)]; /* enough space for one range */
unsigned char *val;
- int ret, size;
+ int idx = 0, ret, size;
__u8 bRequest;
if (request == UAC_GET_CUR) {
@@ -330,16 +337,22 @@ static int get_ctl_value_v2(struct usb_mixer_elem_info *cval, int request, int v
if (ret)
goto error;
- ret = snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), bRequest,
+ down_read(&chip->shutdown_rwsem);
+ if (chip->shutdown)
+ ret = -ENODEV;
+ else {
+ idx = snd_usb_ctrl_intf(chip) | (cval->id << 8);
+ ret = snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), bRequest,
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
- validx, snd_usb_ctrl_intf(chip) | (cval->id << 8),
- buf, size);
+ validx, idx, buf, size);
+ }
+ up_read(&chip->shutdown_rwsem);
snd_usb_autosuspend(chip);
if (ret < 0) {
error:
snd_printk(KERN_ERR "cannot get ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n",
- request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type);
+ request, validx, idx, cval->val_type);
return ret;
}
@@ -417,7 +430,7 @@ int snd_usb_mixer_set_ctl_value(struct usb_mixer_elem_info *cval,
{
struct snd_usb_audio *chip = cval->mixer->chip;
unsigned char buf[2];
- int val_len, err, timeout = 10;
+ int idx = 0, val_len, err, timeout = 10;
if (cval->mixer->protocol == UAC_VERSION_1) {
val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1;
@@ -440,19 +453,27 @@ int snd_usb_mixer_set_ctl_value(struct usb_mixer_elem_info *cval,
err = snd_usb_autoresume(chip);
if (err < 0)
return -EIO;
- while (timeout-- > 0)
+ down_read(&chip->shutdown_rwsem);
+ while (timeout-- > 0) {
+ if (chip->shutdown)
+ break;
+ idx = snd_usb_ctrl_intf(chip) | (cval->id << 8);
if (snd_usb_ctl_msg(chip->dev,
usb_sndctrlpipe(chip->dev, 0), request,
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
- validx, snd_usb_ctrl_intf(chip) | (cval->id << 8),
- buf, val_len) >= 0) {
- snd_usb_autosuspend(chip);
- return 0;
+ validx, idx, buf, val_len) >= 0) {
+ err = 0;
+ goto out;
}
- snd_usb_autosuspend(chip);
+ }
snd_printdd(KERN_ERR "cannot set ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d, data = %#x/%#x\n",
- request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type, buf[0], buf[1]);
- return -EINVAL;
+ request, validx, idx, cval->val_type, buf[0], buf[1]);
+ err = -EINVAL;
+
+ out:
+ up_read(&chip->shutdown_rwsem);
+ snd_usb_autosuspend(chip);
+ return err;
}
static int set_cur_ctl_value(struct usb_mixer_elem_info *cval, int validx, int value)
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index 690000db0ec..ae2b7143522 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -283,6 +283,11 @@ static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
if (value > 1)
return -EINVAL;
changed = value != mixer->audigy2nx_leds[index];
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown) {
+ err = -ENODEV;
+ goto out;
+ }
if (mixer->chip->usb_id == USB_ID(0x041e, 0x3042))
err = snd_usb_ctl_msg(mixer->chip->dev,
usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
@@ -299,6 +304,8 @@ static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
value, index + 2, NULL, 0);
+ out:
+ up_read(&mixer->chip->shutdown_rwsem);
if (err < 0)
return err;
mixer->audigy2nx_leds[index] = value;
@@ -392,11 +399,16 @@ static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
for (i = 0; jacks[i].name; ++i) {
snd_iprintf(buffer, "%s: ", jacks[i].name);
- err = snd_usb_ctl_msg(mixer->chip->dev,
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown)
+ err = 0;
+ else
+ err = snd_usb_ctl_msg(mixer->chip->dev,
usb_rcvctrlpipe(mixer->chip->dev, 0),
UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
USB_RECIP_INTERFACE, 0,
jacks[i].unitid << 8, buf, 3);
+ up_read(&mixer->chip->shutdown_rwsem);
if (err == 3 && (buf[0] == 3 || buf[0] == 6))
snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
else
@@ -426,10 +438,15 @@ static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
else
new_status = old_status & ~0x02;
changed = new_status != old_status;
- err = snd_usb_ctl_msg(mixer->chip->dev,
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown)
+ err = -ENODEV;
+ else
+ err = snd_usb_ctl_msg(mixer->chip->dev,
usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
50, 0, &new_status, 1);
+ up_read(&mixer->chip->shutdown_rwsem);
if (err < 0)
return err;
mixer->xonar_u1_status = new_status;
@@ -468,11 +485,17 @@ static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
u16 wIndex = kcontrol->private_value & 0xffff;
u8 tmp;
+ int ret;
- int ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown)
+ ret = -ENODEV;
+ else
+ ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
0, cpu_to_le16(wIndex),
&tmp, sizeof(tmp), 1000);
+ up_read(&mixer->chip->shutdown_rwsem);
if (ret < 0) {
snd_printk(KERN_ERR
@@ -493,11 +516,17 @@ static int snd_nativeinstruments_control_put(struct snd_kcontrol *kcontrol,
u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
u16 wIndex = kcontrol->private_value & 0xffff;
u16 wValue = ucontrol->value.integer.value[0];
+ int ret;
- int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown)
+ ret = -ENODEV;
+ else
+ ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
cpu_to_le16(wValue), cpu_to_le16(wIndex),
NULL, 0, 1000);
+ up_read(&mixer->chip->shutdown_rwsem);
if (ret < 0) {
snd_printk(KERN_ERR
@@ -656,11 +685,16 @@ static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,
return -EINVAL;
- err = snd_usb_ctl_msg(chip->dev,
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown)
+ err = -ENODEV;
+ else
+ err = snd_usb_ctl_msg(chip->dev,
usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
value, val_len);
+ up_read(&mixer->chip->shutdown_rwsem);
if (err < 0)
return err;
@@ -703,11 +737,16 @@ static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
if (!pval->is_cached) {
/* Read current value */
- err = snd_usb_ctl_msg(chip->dev,
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown)
+ err = -ENODEV;
+ else
+ err = snd_usb_ctl_msg(chip->dev,
usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
value, val_len);
+ up_read(&mixer->chip->shutdown_rwsem);
if (err < 0)
return err;
@@ -719,11 +758,16 @@ static int snd_ftu_eff_switch_put(struct snd_kcontrol *kctl,
if (cur_val != new_val) {
value[0] = new_val;
value[1] = 0;
- err = snd_usb_ctl_msg(chip->dev,
+ down_read(&mixer->chip->shutdown_rwsem);
+ if (mixer->chip->shutdown)
+ err = -ENODEV;
+ else
+ err = snd_usb_ctl_msg(chip->dev,
usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
value, val_len);
+ up_read(&mixer->chip->shutdown_rwsem);
if (err < 0)
return err;
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 55e19e1b80e..37428f74dbb 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -71,6 +71,8 @@ static snd_pcm_uframes_t snd_usb_pcm_pointer(struct snd_pcm_substream *substream
unsigned int hwptr_done;
subs = (struct snd_usb_substream *)substream->runtime->private_data;
+ if (subs->stream->chip->shutdown)
+ return SNDRV_PCM_POS_XRUN;
spin_lock(&subs->lock);
hwptr_done = subs->hwptr_done;
substream->runtime->delay = snd_usb_pcm_delay(subs,
@@ -444,7 +446,6 @@ static int configure_endpoint(struct snd_usb_substream *subs)
{
int ret;
- mutex_lock(&subs->stream->chip->shutdown_mutex);
/* format changed */
stop_endpoints(subs, 0, 0, 0);
ret = snd_usb_endpoint_set_params(subs->data_endpoint,
@@ -455,7 +456,7 @@ static int configure_endpoint(struct snd_usb_substream *subs)
subs->cur_audiofmt,
subs->sync_endpoint);
if (ret < 0)
- goto unlock;
+ return ret;
if (subs->sync_endpoint)
ret = snd_usb_endpoint_set_params(subs->data_endpoint,
@@ -465,9 +466,6 @@ static int configure_endpoint(struct snd_usb_substream *subs)
subs->cur_rate,
subs->cur_audiofmt,
NULL);
-
-unlock:
- mutex_unlock(&subs->stream->chip->shutdown_mutex);
return ret;
}
@@ -505,7 +503,13 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- if ((ret = set_format(subs, fmt)) < 0)
+ down_read(&subs->stream->chip->shutdown_rwsem);
+ if (subs->stream->chip->shutdown)
+ ret = -ENODEV;
+ else
+ ret = set_format(subs, fmt);
+ up_read(&subs->stream->chip->shutdown_rwsem);
+ if (ret < 0)
return ret;
subs->interface = fmt->iface;
@@ -527,10 +531,12 @@ static int snd_usb_hw_free(struct snd_pcm_substream *substream)
subs->cur_audiofmt = NULL;
subs->cur_rate = 0;
subs->period_bytes = 0;
- mutex_lock(&subs->stream->chip->shutdown_mutex);
- stop_endpoints(subs, 0, 1, 1);
- deactivate_endpoints(subs);
- mutex_unlock(&subs->stream->chip->shutdown_mutex);
+ down_read(&subs->stream->chip->shutdown_rwsem);
+ if (!subs->stream->chip->shutdown) {
+ stop_endpoints(subs, 0, 1, 1);
+ deactivate_endpoints(subs);
+ }
+ up_read(&subs->stream->chip->shutdown_rwsem);
return snd_pcm_lib_free_vmalloc_buffer(substream);
}
@@ -552,12 +558,19 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
return -ENXIO;
}
- if (snd_BUG_ON(!subs->data_endpoint))
- return -EIO;
+ down_read(&subs->stream->chip->shutdown_rwsem);
+ if (subs->stream->chip->shutdown) {
+ ret = -ENODEV;
+ goto unlock;
+ }
+ if (snd_BUG_ON(!subs->data_endpoint)) {
+ ret = -EIO;
+ goto unlock;
+ }
ret = set_format(subs, subs->cur_audiofmt);
if (ret < 0)
- return ret;
+ goto unlock;
iface = usb_ifnum_to_if(subs->dev, subs->cur_audiofmt->iface);
alts = &iface->altsetting[subs->cur_audiofmt->altset_idx];
@@ -567,12 +580,12 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
subs->cur_audiofmt,
subs->cur_rate);
if (ret < 0)
- return ret;
+ goto unlock;
if (subs->need_setup_ep) {
ret = configure_endpoint(subs);
if (ret < 0)
- return ret;
+ goto unlock;
subs->need_setup_ep = false;
}
@@ -592,9 +605,11 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
/* for playback, submit the URBs now; otherwise, the first hwptr_done
* updates for all URBs would happen at the same time when starting */
if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK)
- return start_endpoints(subs, 1);
+ ret = start_endpoints(subs, 1);
- return 0;
+ unlock:
+ up_read(&subs->stream->chip->shutdown_rwsem);
+ return ret;
}
static struct snd_pcm_hardware snd_usb_hardware =
@@ -647,7 +662,7 @@ static int hw_check_valid_format(struct snd_usb_substream *subs,
return 0;
}
/* check whether the period time is >= the data packet interval */
- if (snd_usb_get_speed(subs->dev) != USB_SPEED_FULL) {
+ if (subs->speed != USB_SPEED_FULL) {
ptime = 125 * (1 << fp->datainterval);
if (ptime > pt->max || (ptime == pt->max && pt->openmax)) {
hwc_debug(" > check: ptime %u > max %u\n", ptime, pt->max);
@@ -925,7 +940,7 @@ static int setup_hw_info(struct snd_pcm_runtime *runtime, struct snd_usb_substre
return err;
param_period_time_if_needed = SNDRV_PCM_HW_PARAM_PERIOD_TIME;
- if (snd_usb_get_speed(subs->dev) == USB_SPEED_FULL)
+ if (subs->speed == USB_SPEED_FULL)
/* full speed devices have fixed data packet interval */
ptmin = 1000;
if (ptmin == 1000)
diff --git a/sound/usb/proc.c b/sound/usb/proc.c
index ebc1a5b5b3f..d218f763501 100644
--- a/sound/usb/proc.c
+++ b/sound/usb/proc.c
@@ -108,7 +108,7 @@ static void proc_dump_substream_formats(struct snd_usb_substream *subs, struct s
}
snd_iprintf(buffer, "\n");
}
- if (snd_usb_get_speed(subs->dev) != USB_SPEED_FULL)
+ if (subs->speed != USB_SPEED_FULL)
snd_iprintf(buffer, " Data packet interval: %d us\n",
125 * (1 << fp->datainterval));
// snd_iprintf(buffer, " Max Packet Size = %d\n", fp->maxpacksize);
@@ -124,7 +124,7 @@ static void proc_dump_ep_status(struct snd_usb_substream *subs,
return;
snd_iprintf(buffer, " Packet Size = %d\n", ep->curpacksize);
snd_iprintf(buffer, " Momentary freq = %u Hz (%#x.%04x)\n",
- snd_usb_get_speed(subs->dev) == USB_SPEED_FULL
+ subs->speed == USB_SPEED_FULL
? get_full_speed_hz(ep->freqm)
: get_high_speed_hz(ep->freqm),
ep->freqm >> 16, ep->freqm & 0xffff);
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 083ed81160e..1de0c8c002a 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -90,6 +90,7 @@ static void snd_usb_init_substream(struct snd_usb_stream *as,
subs->direction = stream;
subs->dev = as->chip->dev;
subs->txfr_quirk = as->chip->txfr_quirk;
+ subs->speed = snd_usb_get_speed(subs->dev);
snd_usb_set_pcm_ops(as->pcm, stream);
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index b8233ebe250..ef42797f56f 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -37,7 +37,7 @@ struct snd_usb_audio {
struct usb_interface *pm_intf;
u32 usb_id;
struct mutex mutex;
- struct mutex shutdown_mutex;
+ struct rw_semaphore shutdown_rwsem;
unsigned int shutdown:1;
unsigned int probing:1;
unsigned int autosuspended:1;