* Compatibility
*/
-struct sndrv_pcm_hw_params_old {
+struct snd_pcm_hw_params_old {
unsigned int flags;
unsigned int masks[SNDRV_PCM_HW_PARAM_SUBFORMAT -
SNDRV_PCM_HW_PARAM_ACCESS + 1];
- struct sndrv_interval intervals[SNDRV_PCM_HW_PARAM_TICK_TIME -
+ struct snd_interval intervals[SNDRV_PCM_HW_PARAM_TICK_TIME -
SNDRV_PCM_HW_PARAM_SAMPLE_BITS + 1];
unsigned int rmask;
unsigned int cmask;
unsigned int msbits;
unsigned int rate_num;
unsigned int rate_den;
- sndrv_pcm_uframes_t fifo_size;
+ snd_pcm_uframes_t fifo_size;
unsigned char reserved[64];
};
-#define SNDRV_PCM_IOCTL_HW_REFINE_OLD _IOWR('A', 0x10, struct sndrv_pcm_hw_params_old)
-#define SNDRV_PCM_IOCTL_HW_PARAMS_OLD _IOWR('A', 0x11, struct sndrv_pcm_hw_params_old)
+#ifdef CONFIG_SND_SUPPORT_OLD_API
+#define SNDRV_PCM_IOCTL_HW_REFINE_OLD _IOWR('A', 0x10, struct snd_pcm_hw_params_old)
+#define SNDRV_PCM_IOCTL_HW_PARAMS_OLD _IOWR('A', 0x11, struct snd_pcm_hw_params_old)
-static int snd_pcm_hw_refine_old_user(snd_pcm_substream_t * substream, struct sndrv_pcm_hw_params_old __user * _oparams);
-static int snd_pcm_hw_params_old_user(snd_pcm_substream_t * substream, struct sndrv_pcm_hw_params_old __user * _oparams);
+static int snd_pcm_hw_refine_old_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params_old __user * _oparams);
+static int snd_pcm_hw_params_old_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params_old __user * _oparams);
+#endif
+static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream);
/*
*
-int snd_pcm_info(snd_pcm_substream_t * substream, snd_pcm_info_t *info)
+int snd_pcm_info(struct snd_pcm_substream *substream, struct snd_pcm_info *info)
{
- snd_pcm_runtime_t * runtime;
- snd_pcm_t *pcm = substream->pcm;
- snd_pcm_str_t *pstr = substream->pstr;
+ struct snd_pcm_runtime *runtime;
+ struct snd_pcm *pcm = substream->pcm;
+ struct snd_pcm_str *pstr = substream->pstr;
snd_assert(substream != NULL, return -ENXIO);
memset(info, 0, sizeof(*info));
return 0;
}
-int snd_pcm_info_user(snd_pcm_substream_t * substream, snd_pcm_info_t __user * _info)
+int snd_pcm_info_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_info __user * _info)
{
- snd_pcm_info_t *info;
+ struct snd_pcm_info *info;
int err;
info = kmalloc(sizeof(*info), GFP_KERNEL);
};
#endif
-int snd_pcm_hw_refine(snd_pcm_substream_t *substream,
- snd_pcm_hw_params_t *params)
+int snd_pcm_hw_refine(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
{
unsigned int k;
- snd_pcm_hardware_t *hw;
- snd_interval_t *i = NULL;
- snd_mask_t *m = NULL;
- snd_pcm_hw_constraints_t *constrs = &substream->runtime->hw_constraints;
+ struct snd_pcm_hardware *hw;
+ struct snd_interval *i = NULL;
+ struct snd_mask *m = NULL;
+ struct snd_pcm_hw_constraints *constrs = &substream->runtime->hw_constraints;
unsigned int rstamps[constrs->rules_num];
unsigned int vstamps[SNDRV_PCM_HW_PARAM_LAST_INTERVAL + 1];
unsigned int stamp = 2;
do {
again = 0;
for (k = 0; k < constrs->rules_num; k++) {
- snd_pcm_hw_rule_t *r = &constrs->rules[k];
+ struct snd_pcm_hw_rule *r = &constrs->rules[k];
unsigned int d;
int doit = 0;
if (r->cond && !(r->cond & params->flags))
return 0;
}
-static int snd_pcm_hw_refine_user(snd_pcm_substream_t * substream, snd_pcm_hw_params_t __user * _params)
+static int snd_pcm_hw_refine_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params __user * _params)
{
- snd_pcm_hw_params_t *params;
+ struct snd_pcm_hw_params *params;
int err;
params = kmalloc(sizeof(*params), GFP_KERNEL);
return err;
}
-static int snd_pcm_hw_params(snd_pcm_substream_t *substream,
- snd_pcm_hw_params_t *params)
+static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
{
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_runtime *runtime;
int err;
unsigned int bits;
snd_pcm_uframes_t frames;
return err;
}
-static int snd_pcm_hw_params_user(snd_pcm_substream_t * substream, snd_pcm_hw_params_t __user * _params)
+static int snd_pcm_hw_params_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params __user * _params)
{
- snd_pcm_hw_params_t *params;
+ struct snd_pcm_hw_params *params;
int err;
params = kmalloc(sizeof(*params), GFP_KERNEL);
return err;
}
-static int snd_pcm_hw_free(snd_pcm_substream_t * substream)
+static int snd_pcm_hw_free(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_runtime *runtime;
int result = 0;
snd_assert(substream != NULL, return -ENXIO);
return result;
}
-static int snd_pcm_sw_params(snd_pcm_substream_t * substream, snd_pcm_sw_params_t *params)
+static int snd_pcm_sw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_sw_params *params)
{
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_runtime *runtime;
snd_assert(substream != NULL, return -ENXIO);
runtime = substream->runtime;
return 0;
}
-static int snd_pcm_sw_params_user(snd_pcm_substream_t * substream, snd_pcm_sw_params_t __user * _params)
+static int snd_pcm_sw_params_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_sw_params __user * _params)
{
- snd_pcm_sw_params_t params;
+ struct snd_pcm_sw_params params;
int err;
if (copy_from_user(¶ms, _params, sizeof(params)))
return -EFAULT;
return err;
}
-int snd_pcm_status(snd_pcm_substream_t *substream,
- snd_pcm_status_t *status)
+int snd_pcm_status(struct snd_pcm_substream *substream,
+ struct snd_pcm_status *status)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_stream_lock_irq(substream);
status->state = runtime->status->state;
return 0;
}
-static int snd_pcm_status_user(snd_pcm_substream_t * substream, snd_pcm_status_t __user * _status)
+static int snd_pcm_status_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_status __user * _status)
{
- snd_pcm_status_t status;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_status status;
+ struct snd_pcm_runtime *runtime;
int res;
snd_assert(substream != NULL, return -ENXIO);
return 0;
}
-static int snd_pcm_channel_info(snd_pcm_substream_t * substream, snd_pcm_channel_info_t * info)
+static int snd_pcm_channel_info(struct snd_pcm_substream *substream,
+ struct snd_pcm_channel_info * info)
{
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_runtime *runtime;
unsigned int channel;
snd_assert(substream != NULL, return -ENXIO);
return substream->ops->ioctl(substream, SNDRV_PCM_IOCTL1_CHANNEL_INFO, info);
}
-static int snd_pcm_channel_info_user(snd_pcm_substream_t * substream, snd_pcm_channel_info_t __user * _info)
+static int snd_pcm_channel_info_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_channel_info __user * _info)
{
- snd_pcm_channel_info_t info;
+ struct snd_pcm_channel_info info;
int res;
if (copy_from_user(&info, _info, sizeof(info)))
return 0;
}
-static void snd_pcm_trigger_tstamp(snd_pcm_substream_t *substream)
+static void snd_pcm_trigger_tstamp(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->trigger_master == NULL)
return;
if (runtime->trigger_master == substream) {
}
struct action_ops {
- int (*pre_action)(snd_pcm_substream_t *substream, int state);
- int (*do_action)(snd_pcm_substream_t *substream, int state);
- void (*undo_action)(snd_pcm_substream_t *substream, int state);
- void (*post_action)(snd_pcm_substream_t *substream, int state);
+ int (*pre_action)(struct snd_pcm_substream *substream, int state);
+ int (*do_action)(struct snd_pcm_substream *substream, int state);
+ void (*undo_action)(struct snd_pcm_substream *substream, int state);
+ void (*post_action)(struct snd_pcm_substream *substream, int state);
};
/*
* Note2: call with calling stream lock + link lock
*/
static int snd_pcm_action_group(struct action_ops *ops,
- snd_pcm_substream_t *substream,
+ struct snd_pcm_substream *substream,
int state, int do_lock)
{
struct list_head *pos;
- snd_pcm_substream_t *s = NULL;
- snd_pcm_substream_t *s1;
+ struct snd_pcm_substream *s = NULL;
+ struct snd_pcm_substream *s1;
int res = 0;
snd_pcm_group_for_each(pos, substream) {
* Note: call with stream lock
*/
static int snd_pcm_action_single(struct action_ops *ops,
- snd_pcm_substream_t *substream,
+ struct snd_pcm_substream *substream,
int state)
{
int res;
* Note: call with stream lock
*/
static int snd_pcm_action(struct action_ops *ops,
- snd_pcm_substream_t *substream,
+ struct snd_pcm_substream *substream,
int state)
{
int res;
* Note: don't use any locks before
*/
static int snd_pcm_action_lock_irq(struct action_ops *ops,
- snd_pcm_substream_t *substream,
+ struct snd_pcm_substream *substream,
int state)
{
int res;
/*
*/
static int snd_pcm_action_nonatomic(struct action_ops *ops,
- snd_pcm_substream_t *substream,
+ struct snd_pcm_substream *substream,
int state)
{
int res;
/*
* start callbacks
*/
-static int snd_pcm_pre_start(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_pre_start(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->status->state != SNDRV_PCM_STATE_PREPARED)
return -EBADFD;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK &&
return 0;
}
-static int snd_pcm_do_start(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_do_start(struct snd_pcm_substream *substream, int state)
{
if (substream->runtime->trigger_master != substream)
return 0;
return substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_START);
}
-static void snd_pcm_undo_start(snd_pcm_substream_t *substream, int state)
+static void snd_pcm_undo_start(struct snd_pcm_substream *substream, int state)
{
if (substream->runtime->trigger_master == substream)
substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_STOP);
}
-static void snd_pcm_post_start(snd_pcm_substream_t *substream, int state)
+static void snd_pcm_post_start(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_trigger_tstamp(substream);
runtime->status->state = state;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK &&
if (runtime->sleep_min)
snd_pcm_tick_prepare(substream);
if (substream->timer)
- snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MSTART, &runtime->trigger_tstamp);
+ snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MSTART,
+ &runtime->trigger_tstamp);
}
static struct action_ops snd_pcm_action_start = {
*
* Start all linked streams.
*/
-int snd_pcm_start(snd_pcm_substream_t *substream)
+int snd_pcm_start(struct snd_pcm_substream *substream)
{
- return snd_pcm_action(&snd_pcm_action_start, substream, SNDRV_PCM_STATE_RUNNING);
+ return snd_pcm_action(&snd_pcm_action_start, substream,
+ SNDRV_PCM_STATE_RUNNING);
}
/*
* stop callbacks
*/
-static int snd_pcm_pre_stop(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_pre_stop(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
runtime->trigger_master = substream;
return 0;
}
-static int snd_pcm_do_stop(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_do_stop(struct snd_pcm_substream *substream, int state)
{
if (substream->runtime->trigger_master == substream &&
snd_pcm_running(substream))
return 0; /* unconditonally stop all substreams */
}
-static void snd_pcm_post_stop(snd_pcm_substream_t *substream, int state)
+static void snd_pcm_post_stop(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->status->state != state) {
snd_pcm_trigger_tstamp(substream);
if (substream->timer)
- snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MSTOP, &runtime->trigger_tstamp);
+ snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MSTOP,
+ &runtime->trigger_tstamp);
runtime->status->state = state;
snd_pcm_tick_set(substream, 0);
}
* Try to stop all running streams in the substream group.
* The state of each stream is changed to the given value after that unconditionally.
*/
-int snd_pcm_stop(snd_pcm_substream_t *substream, int state)
+int snd_pcm_stop(struct snd_pcm_substream *substream, int state)
{
return snd_pcm_action(&snd_pcm_action_stop, substream, state);
}
* The state is changed to SETUP.
* Unlike snd_pcm_stop(), this affects only the given stream.
*/
-int snd_pcm_drain_done(snd_pcm_substream_t *substream)
+int snd_pcm_drain_done(struct snd_pcm_substream *substream)
{
- return snd_pcm_action_single(&snd_pcm_action_stop, substream, SNDRV_PCM_STATE_SETUP);
+ return snd_pcm_action_single(&snd_pcm_action_stop, substream,
+ SNDRV_PCM_STATE_SETUP);
}
/*
* pause callbacks
*/
-static int snd_pcm_pre_pause(snd_pcm_substream_t *substream, int push)
+static int snd_pcm_pre_pause(struct snd_pcm_substream *substream, int push)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (!(runtime->info & SNDRV_PCM_INFO_PAUSE))
return -ENOSYS;
if (push) {
return 0;
}
-static int snd_pcm_do_pause(snd_pcm_substream_t *substream, int push)
+static int snd_pcm_do_pause(struct snd_pcm_substream *substream, int push)
{
if (substream->runtime->trigger_master != substream)
return 0;
SNDRV_PCM_TRIGGER_PAUSE_RELEASE);
}
-static void snd_pcm_undo_pause(snd_pcm_substream_t *substream, int push)
+static void snd_pcm_undo_pause(struct snd_pcm_substream *substream, int push)
{
if (substream->runtime->trigger_master == substream)
substream->ops->trigger(substream,
SNDRV_PCM_TRIGGER_PAUSE_PUSH);
}
-static void snd_pcm_post_pause(snd_pcm_substream_t *substream, int push)
+static void snd_pcm_post_pause(struct snd_pcm_substream *substream, int push)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_trigger_tstamp(substream);
if (push) {
runtime->status->state = SNDRV_PCM_STATE_PAUSED;
if (substream->timer)
- snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MPAUSE, &runtime->trigger_tstamp);
+ snd_timer_notify(substream->timer,
+ SNDRV_TIMER_EVENT_MPAUSE,
+ &runtime->trigger_tstamp);
snd_pcm_tick_set(substream, 0);
wake_up(&runtime->sleep);
} else {
if (runtime->sleep_min)
snd_pcm_tick_prepare(substream);
if (substream->timer)
- snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MCONTINUE, &runtime->trigger_tstamp);
+ snd_timer_notify(substream->timer,
+ SNDRV_TIMER_EVENT_MCONTINUE,
+ &runtime->trigger_tstamp);
}
}
/*
* Push/release the pause for all linked streams.
*/
-static int snd_pcm_pause(snd_pcm_substream_t *substream, int push)
+static int snd_pcm_pause(struct snd_pcm_substream *substream, int push)
{
return snd_pcm_action(&snd_pcm_action_pause, substream, push);
}
#ifdef CONFIG_PM
/* suspend */
-static int snd_pcm_pre_suspend(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_pre_suspend(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->status->state == SNDRV_PCM_STATE_SUSPENDED)
return -EBUSY;
runtime->trigger_master = substream;
return 0;
}
-static int snd_pcm_do_suspend(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_do_suspend(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->trigger_master != substream)
return 0;
if (! snd_pcm_running(substream))
return 0; /* suspend unconditionally */
}
-static void snd_pcm_post_suspend(snd_pcm_substream_t *substream, int state)
+static void snd_pcm_post_suspend(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_trigger_tstamp(substream);
if (substream->timer)
- snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MSUSPEND, &runtime->trigger_tstamp);
+ snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MSUSPEND,
+ &runtime->trigger_tstamp);
runtime->status->suspended_state = runtime->status->state;
runtime->status->state = SNDRV_PCM_STATE_SUSPENDED;
snd_pcm_tick_set(substream, 0);
* Trigger SUSPEND to all linked streams.
* After this call, all streams are changed to SUSPENDED state.
*/
-int snd_pcm_suspend(snd_pcm_substream_t *substream)
+int snd_pcm_suspend(struct snd_pcm_substream *substream)
{
int err;
unsigned long flags;
+ if (! substream)
+ return 0;
+
snd_pcm_stream_lock_irqsave(substream, flags);
err = snd_pcm_action(&snd_pcm_action_suspend, substream, 0);
snd_pcm_stream_unlock_irqrestore(substream, flags);
* Trigger SUSPEND to all substreams in the given pcm.
* After this call, all streams are changed to SUSPENDED state.
*/
-int snd_pcm_suspend_all(snd_pcm_t *pcm)
+int snd_pcm_suspend_all(struct snd_pcm *pcm)
{
- snd_pcm_substream_t *substream;
+ struct snd_pcm_substream *substream;
int stream, err = 0;
+ if (! pcm)
+ return 0;
+
for (stream = 0; stream < 2; stream++) {
- for (substream = pcm->streams[stream].substream; substream; substream = substream->next) {
+ for (substream = pcm->streams[stream].substream;
+ substream; substream = substream->next) {
/* FIXME: the open/close code should lock this as well */
if (substream->runtime == NULL)
continue;
/* resume */
-static int snd_pcm_pre_resume(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_pre_resume(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (!(runtime->info & SNDRV_PCM_INFO_RESUME))
return -ENOSYS;
runtime->trigger_master = substream;
return 0;
}
-static int snd_pcm_do_resume(snd_pcm_substream_t *substream, int state)
+static int snd_pcm_do_resume(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->trigger_master != substream)
return 0;
/* DMA not running previously? */
return substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_RESUME);
}
-static void snd_pcm_undo_resume(snd_pcm_substream_t *substream, int state)
+static void snd_pcm_undo_resume(struct snd_pcm_substream *substream, int state)
{
if (substream->runtime->trigger_master == substream &&
snd_pcm_running(substream))
substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_SUSPEND);
}
-static void snd_pcm_post_resume(snd_pcm_substream_t *substream, int state)
+static void snd_pcm_post_resume(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_trigger_tstamp(substream);
if (substream->timer)
- snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MRESUME, &runtime->trigger_tstamp);
+ snd_timer_notify(substream->timer, SNDRV_TIMER_EVENT_MRESUME,
+ &runtime->trigger_tstamp);
runtime->status->state = runtime->status->suspended_state;
if (runtime->sleep_min)
snd_pcm_tick_prepare(substream);
.post_action = snd_pcm_post_resume
};
-static int snd_pcm_resume(snd_pcm_substream_t *substream)
+static int snd_pcm_resume(struct snd_pcm_substream *substream)
{
- snd_card_t *card = substream->pcm->card;
+ struct snd_card *card = substream->pcm->card;
int res;
snd_power_lock(card);
- if ((res = snd_power_wait(card, SNDRV_CTL_POWER_D0, substream->ffile)) >= 0)
+ if ((res = snd_power_wait(card, SNDRV_CTL_POWER_D0)) >= 0)
res = snd_pcm_action_lock_irq(&snd_pcm_action_resume, substream, 0);
snd_power_unlock(card);
return res;
#else
-static int snd_pcm_resume(snd_pcm_substream_t *substream)
+static int snd_pcm_resume(struct snd_pcm_substream *substream)
{
return -ENOSYS;
}
*
* Change the RUNNING stream(s) to XRUN state.
*/
-static int snd_pcm_xrun(snd_pcm_substream_t *substream)
+static int snd_pcm_xrun(struct snd_pcm_substream *substream)
{
- snd_card_t *card = substream->pcm->card;
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_card *card = substream->pcm->card;
+ struct snd_pcm_runtime *runtime = substream->runtime;
int result;
snd_power_lock(card);
if (runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) {
- result = snd_power_wait(card, SNDRV_CTL_POWER_D0, substream->ffile);
+ result = snd_power_wait(card, SNDRV_CTL_POWER_D0);
if (result < 0)
goto _unlock;
}
/*
* reset ioctl
*/
-static int snd_pcm_pre_reset(snd_pcm_substream_t * substream, int state)
+static int snd_pcm_pre_reset(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
switch (runtime->status->state) {
case SNDRV_PCM_STATE_RUNNING:
case SNDRV_PCM_STATE_PREPARED:
}
}
-static int snd_pcm_do_reset(snd_pcm_substream_t * substream, int state)
+static int snd_pcm_do_reset(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
int err = substream->ops->ioctl(substream, SNDRV_PCM_IOCTL1_RESET, NULL);
if (err < 0)
return err;
// snd_assert(runtime->status->hw_ptr < runtime->buffer_size, );
runtime->hw_ptr_base = 0;
- runtime->hw_ptr_interrupt = runtime->status->hw_ptr - runtime->status->hw_ptr % runtime->period_size;
+ runtime->hw_ptr_interrupt = runtime->status->hw_ptr -
+ runtime->status->hw_ptr % runtime->period_size;
runtime->silence_start = runtime->status->hw_ptr;
runtime->silence_filled = 0;
return 0;
}
-static void snd_pcm_post_reset(snd_pcm_substream_t * substream, int state)
+static void snd_pcm_post_reset(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
runtime->control->appl_ptr = runtime->status->hw_ptr;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK &&
runtime->silence_size > 0)
.post_action = snd_pcm_post_reset
};
-static int snd_pcm_reset(snd_pcm_substream_t *substream)
+static int snd_pcm_reset(struct snd_pcm_substream *substream)
{
return snd_pcm_action_nonatomic(&snd_pcm_action_reset, substream, 0);
}
/*
* prepare ioctl
*/
-static int snd_pcm_pre_prepare(snd_pcm_substream_t * substream, int state)
+static int snd_pcm_pre_prepare(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
if (snd_pcm_running(substream))
return 0;
}
-static int snd_pcm_do_prepare(snd_pcm_substream_t * substream, int state)
+static int snd_pcm_do_prepare(struct snd_pcm_substream *substream, int state)
{
int err;
err = substream->ops->prepare(substream);
return snd_pcm_do_reset(substream, 0);
}
-static void snd_pcm_post_prepare(snd_pcm_substream_t * substream, int state)
+static void snd_pcm_post_prepare(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
runtime->control->appl_ptr = runtime->status->hw_ptr;
runtime->status->state = SNDRV_PCM_STATE_PREPARED;
}
*
* Prepare the PCM substream to be triggerable.
*/
-int snd_pcm_prepare(snd_pcm_substream_t *substream)
+static int snd_pcm_prepare(struct snd_pcm_substream *substream)
{
int res;
- snd_card_t *card = substream->pcm->card;
+ struct snd_card *card = substream->pcm->card;
snd_power_lock(card);
- if ((res = snd_power_wait(card, SNDRV_CTL_POWER_D0, substream->ffile)) >= 0)
+ if ((res = snd_power_wait(card, SNDRV_CTL_POWER_D0)) >= 0)
res = snd_pcm_action_nonatomic(&snd_pcm_action_prepare, substream, 0);
snd_power_unlock(card);
return res;
* drain ioctl
*/
-static int snd_pcm_pre_drain_init(snd_pcm_substream_t * substream, int state)
+static int snd_pcm_pre_drain_init(struct snd_pcm_substream *substream, int state)
{
if (substream->ffile->f_flags & O_NONBLOCK)
return -EAGAIN;
return 0;
}
-static int snd_pcm_do_drain_init(snd_pcm_substream_t * substream, int state)
+static int snd_pcm_do_drain_init(struct snd_pcm_substream *substream, int state)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
switch (runtime->status->state) {
case SNDRV_PCM_STATE_PREPARED:
return 0;
}
-static void snd_pcm_post_drain_init(snd_pcm_substream_t * substream, int state)
+static void snd_pcm_post_drain_init(struct snd_pcm_substream *substream, int state)
{
}
};
struct drain_rec {
- snd_pcm_substream_t *substream;
+ struct snd_pcm_substream *substream;
wait_queue_t wait;
snd_pcm_uframes_t stop_threshold;
};
-static int snd_pcm_drop(snd_pcm_substream_t *substream);
+static int snd_pcm_drop(struct snd_pcm_substream *substream);
/*
* Drain the stream(s).
* After this call, all streams are supposed to be either SETUP or DRAINING
* (capture only) state.
*/
-static int snd_pcm_drain(snd_pcm_substream_t *substream)
+static int snd_pcm_drain(struct snd_pcm_substream *substream)
{
- snd_card_t *card;
- snd_pcm_runtime_t *runtime;
+ struct snd_card *card;
+ struct snd_pcm_runtime *runtime;
struct list_head *pos;
int result = 0;
int i, num_drecs;
snd_power_lock(card);
if (runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) {
- result = snd_power_wait(card, SNDRV_CTL_POWER_D0, substream->ffile);
+ result = snd_power_wait(card, SNDRV_CTL_POWER_D0);
if (result < 0) {
snd_power_unlock(card);
return result;
/* count only playback streams */
num_drecs = 0;
snd_pcm_group_for_each(pos, substream) {
- snd_pcm_substream_t *s = snd_pcm_group_substream_entry(pos);
+ struct snd_pcm_substream *s = snd_pcm_group_substream_entry(pos);
runtime = s->runtime;
if (s->stream == SNDRV_PCM_STREAM_PLAYBACK) {
d = &drec[num_drecs++];
*
* Immediately put all linked substreams into SETUP state.
*/
-static int snd_pcm_drop(snd_pcm_substream_t *substream)
+static int snd_pcm_drop(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime;
- snd_card_t *card;
+ struct snd_pcm_runtime *runtime;
+ struct snd_card *card;
int result = 0;
snd_assert(substream != NULL, return -ENXIO);
snd_power_lock(card);
if (runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) {
- result = snd_power_wait(card, SNDRV_CTL_POWER_D0, substream->ffile);
+ result = snd_power_wait(card, SNDRV_CTL_POWER_D0);
if (result < 0)
goto _unlock;
}
{
struct file *file;
struct inode *inode;
- unsigned short minor;
+ unsigned int minor;
+
file = fget(fd);
if (!file)
return NULL;
return NULL;
}
minor = iminor(inode);
- if (minor >= 256 ||
- minor % SNDRV_MINOR_DEVICES < SNDRV_MINOR_PCM_PLAYBACK) {
+ if (!snd_lookup_minor_data(minor, SNDRV_DEVICE_TYPE_PCM_PLAYBACK) &&
+ !snd_lookup_minor_data(minor, SNDRV_DEVICE_TYPE_PCM_CAPTURE)) {
fput(file);
return NULL;
}
/*
* PCM link handling
*/
-static int snd_pcm_link(snd_pcm_substream_t *substream, int fd)
+static int snd_pcm_link(struct snd_pcm_substream *substream, int fd)
{
int res = 0;
struct file *file;
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream1;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream1;
file = snd_pcm_file_fd(fd);
if (!file)
goto _end;
}
if (!snd_pcm_stream_linked(substream)) {
- substream->group = kmalloc(sizeof(snd_pcm_group_t), GFP_ATOMIC);
+ substream->group = kmalloc(sizeof(struct snd_pcm_group), GFP_ATOMIC);
if (substream->group == NULL) {
res = -ENOMEM;
goto _end;
return res;
}
-static void relink_to_local(snd_pcm_substream_t *substream)
+static void relink_to_local(struct snd_pcm_substream *substream)
{
substream->group = &substream->self_group;
INIT_LIST_HEAD(&substream->self_group.substreams);
list_add_tail(&substream->link_list, &substream->self_group.substreams);
}
-static int snd_pcm_unlink(snd_pcm_substream_t *substream)
+static int snd_pcm_unlink(struct snd_pcm_substream *substream)
{
struct list_head *pos;
int res = 0;
/*
* hw configurator
*/
-static int snd_pcm_hw_rule_mul(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_mul(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
- snd_interval_t t;
+ struct snd_interval t;
snd_interval_mul(hw_param_interval_c(params, rule->deps[0]),
hw_param_interval_c(params, rule->deps[1]), &t);
return snd_interval_refine(hw_param_interval(params, rule->var), &t);
}
-static int snd_pcm_hw_rule_div(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_div(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
- snd_interval_t t;
+ struct snd_interval t;
snd_interval_div(hw_param_interval_c(params, rule->deps[0]),
hw_param_interval_c(params, rule->deps[1]), &t);
return snd_interval_refine(hw_param_interval(params, rule->var), &t);
}
-static int snd_pcm_hw_rule_muldivk(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_muldivk(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
- snd_interval_t t;
+ struct snd_interval t;
snd_interval_muldivk(hw_param_interval_c(params, rule->deps[0]),
hw_param_interval_c(params, rule->deps[1]),
(unsigned long) rule->private, &t);
return snd_interval_refine(hw_param_interval(params, rule->var), &t);
}
-static int snd_pcm_hw_rule_mulkdiv(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_mulkdiv(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
- snd_interval_t t;
+ struct snd_interval t;
snd_interval_mulkdiv(hw_param_interval_c(params, rule->deps[0]),
(unsigned long) rule->private,
hw_param_interval_c(params, rule->deps[1]), &t);
return snd_interval_refine(hw_param_interval(params, rule->var), &t);
}
-static int snd_pcm_hw_rule_format(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_format(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
unsigned int k;
- snd_interval_t *i = hw_param_interval(params, rule->deps[0]);
- snd_mask_t m;
- snd_mask_t *mask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
+ struct snd_interval *i = hw_param_interval(params, rule->deps[0]);
+ struct snd_mask m;
+ struct snd_mask *mask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
snd_mask_any(&m);
for (k = 0; k <= SNDRV_PCM_FORMAT_LAST; ++k) {
int bits;
return snd_mask_refine(mask, &m);
}
-static int snd_pcm_hw_rule_sample_bits(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_sample_bits(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
- snd_interval_t t;
+ struct snd_interval t;
unsigned int k;
t.min = UINT_MAX;
t.max = 0;
static unsigned int rates[] = { 5512, 8000, 11025, 16000, 22050, 32000, 44100,
48000, 64000, 88200, 96000, 176400, 192000 };
-static int snd_pcm_hw_rule_rate(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_rate(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
- snd_pcm_hardware_t *hw = rule->private;
+ struct snd_pcm_hardware *hw = rule->private;
return snd_interval_list(hw_param_interval(params, rule->var),
ARRAY_SIZE(rates), rates, hw->rates);
}
-static int snd_pcm_hw_rule_buffer_bytes_max(snd_pcm_hw_params_t *params,
- snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_buffer_bytes_max(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_rule *rule)
{
- snd_interval_t t;
- snd_pcm_substream_t *substream = rule->private;
+ struct snd_interval t;
+ struct snd_pcm_substream *substream = rule->private;
t.min = 0;
t.max = substream->buffer_bytes_max;
t.openmin = 0;
return snd_interval_refine(hw_param_interval(params, rule->var), &t);
}
-int snd_pcm_hw_constraints_init(snd_pcm_substream_t *substream)
+int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- snd_pcm_hw_constraints_t *constrs = &runtime->hw_constraints;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
int k, err;
for (k = SNDRV_PCM_HW_PARAM_FIRST_MASK; k <= SNDRV_PCM_HW_PARAM_LAST_MASK; k++) {
return 0;
}
-int snd_pcm_hw_constraints_complete(snd_pcm_substream_t *substream)
+int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- snd_pcm_hardware_t *hw = &runtime->hw;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct snd_pcm_hardware *hw = &runtime->hw;
int err;
unsigned int mask = 0;
return 0;
}
-static void snd_pcm_add_file(snd_pcm_str_t *str,
- snd_pcm_file_t *pcm_file)
+static void snd_pcm_add_file(struct snd_pcm_str *str,
+ struct snd_pcm_file *pcm_file)
{
pcm_file->next = str->files;
str->files = pcm_file;
}
-static void snd_pcm_remove_file(snd_pcm_str_t *str,
- snd_pcm_file_t *pcm_file)
+static void snd_pcm_remove_file(struct snd_pcm_str *str,
+ struct snd_pcm_file *pcm_file)
{
- snd_pcm_file_t * pcm_file1;
+ struct snd_pcm_file * pcm_file1;
if (str->files == pcm_file) {
str->files = pcm_file->next;
} else {
}
}
-static int snd_pcm_release_file(snd_pcm_file_t * pcm_file)
+static void pcm_release_private(struct snd_pcm_substream *substream)
{
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
- snd_pcm_str_t * str;
+ struct snd_pcm_file *pcm_file = substream->file;
- snd_assert(pcm_file != NULL, return -ENXIO);
- substream = pcm_file->substream;
- snd_assert(substream != NULL, return -ENXIO);
- runtime = substream->runtime;
- str = substream->pstr;
snd_pcm_unlink(substream);
- if (substream->ffile != NULL) {
+ snd_pcm_remove_file(substream->pstr, pcm_file);
+ kfree(pcm_file);
+}
+
+void snd_pcm_release_substream(struct snd_pcm_substream *substream)
+{
+ snd_pcm_drop(substream);
+ if (substream->hw_opened) {
if (substream->ops->hw_free != NULL)
substream->ops->hw_free(substream);
substream->ops->close(substream);
- substream->ffile = NULL;
+ substream->hw_opened = 0;
}
- snd_pcm_remove_file(str, pcm_file);
- snd_pcm_release_substream(substream);
- kfree(pcm_file);
+ if (substream->pcm_release) {
+ substream->pcm_release(substream);
+ substream->pcm_release = NULL;
+ }
+ snd_pcm_detach_substream(substream);
+}
+
+int snd_pcm_open_substream(struct snd_pcm *pcm, int stream,
+ struct file *file,
+ struct snd_pcm_substream **rsubstream)
+{
+ struct snd_pcm_substream *substream;
+ int err;
+
+ err = snd_pcm_attach_substream(pcm, stream, file, &substream);
+ if (err < 0)
+ return err;
+ substream->no_mmap_ctrl = 0;
+ err = snd_pcm_hw_constraints_init(substream);
+ if (err < 0) {
+ snd_printd("snd_pcm_hw_constraints_init failed\n");
+ goto error;
+ }
+
+ if ((err = substream->ops->open(substream)) < 0)
+ goto error;
+
+ substream->hw_opened = 1;
+
+ err = snd_pcm_hw_constraints_complete(substream);
+ if (err < 0) {
+ snd_printd("snd_pcm_hw_constraints_complete failed\n");
+ goto error;
+ }
+
+ *rsubstream = substream;
return 0;
+
+ error:
+ snd_pcm_release_substream(substream);
+ return err;
}
static int snd_pcm_open_file(struct file *file,
- snd_pcm_t *pcm,
+ struct snd_pcm *pcm,
int stream,
- snd_pcm_file_t **rpcm_file)
+ struct snd_pcm_file **rpcm_file)
{
- int err = 0;
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_str_t *str;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_str *str;
+ int err;
snd_assert(rpcm_file != NULL, return -EINVAL);
*rpcm_file = NULL;
+ err = snd_pcm_open_substream(pcm, stream, file, &substream);
+ if (err < 0)
+ return err;
+
pcm_file = kzalloc(sizeof(*pcm_file), GFP_KERNEL);
if (pcm_file == NULL) {
+ snd_pcm_release_substream(substream);
return -ENOMEM;
}
-
- if ((err = snd_pcm_open_substream(pcm, stream, &substream)) < 0) {
- kfree(pcm_file);
- return err;
- }
-
str = substream->pstr;
substream->file = pcm_file;
- substream->no_mmap_ctrl = 0;
-
+ substream->pcm_release = pcm_release_private;
pcm_file->substream = substream;
-
snd_pcm_add_file(str, pcm_file);
- err = snd_pcm_hw_constraints_init(substream);
- if (err < 0) {
- snd_printd("snd_pcm_hw_constraints_init failed\n");
- snd_pcm_release_file(pcm_file);
- return err;
- }
-
- if ((err = substream->ops->open(substream)) < 0) {
- snd_pcm_release_file(pcm_file);
- return err;
- }
- substream->ffile = file;
-
- err = snd_pcm_hw_constraints_complete(substream);
- if (err < 0) {
- snd_printd("snd_pcm_hw_constraints_complete failed\n");
- snd_pcm_release_file(pcm_file);
- return err;
- }
-
file->private_data = pcm_file;
*rpcm_file = pcm_file;
return 0;
}
-static int snd_pcm_open(struct inode *inode, struct file *file)
+static int snd_pcm_playback_open(struct inode *inode, struct file *file)
+{
+ struct snd_pcm *pcm;
+
+ pcm = snd_lookup_minor_data(iminor(inode),
+ SNDRV_DEVICE_TYPE_PCM_PLAYBACK);
+ return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_PLAYBACK);
+}
+
+static int snd_pcm_capture_open(struct inode *inode, struct file *file)
+{
+ struct snd_pcm *pcm;
+
+ pcm = snd_lookup_minor_data(iminor(inode),
+ SNDRV_DEVICE_TYPE_PCM_CAPTURE);
+ return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_CAPTURE);
+}
+
+static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream)
{
- int cardnum = SNDRV_MINOR_CARD(iminor(inode));
- int device = SNDRV_MINOR_DEVICE(iminor(inode));
int err;
- snd_pcm_t *pcm;
- snd_pcm_file_t *pcm_file;
+ struct snd_pcm_file *pcm_file;
wait_queue_t wait;
- if (device < SNDRV_MINOR_PCM_PLAYBACK || device >= SNDRV_MINOR_DEVICES)
- return -ENXIO;
- pcm = snd_pcm_devices[(cardnum * SNDRV_PCM_DEVICES) + (device % SNDRV_MINOR_PCMS)];
if (pcm == NULL) {
err = -ENODEV;
goto __error1;
}
init_waitqueue_entry(&wait, current);
add_wait_queue(&pcm->open_wait, &wait);
- down(&pcm->open_mutex);
+ mutex_lock(&pcm->open_mutex);
while (1) {
- err = snd_pcm_open_file(file, pcm, device >= SNDRV_MINOR_PCM_CAPTURE ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK, &pcm_file);
+ err = snd_pcm_open_file(file, pcm, stream, &pcm_file);
if (err >= 0)
break;
if (err == -EAGAIN) {
} else
break;
set_current_state(TASK_INTERRUPTIBLE);
- up(&pcm->open_mutex);
+ mutex_unlock(&pcm->open_mutex);
schedule();
- down(&pcm->open_mutex);
+ mutex_lock(&pcm->open_mutex);
if (signal_pending(current)) {
err = -ERESTARTSYS;
break;
}
}
remove_wait_queue(&pcm->open_wait, &wait);
- up(&pcm->open_mutex);
+ mutex_unlock(&pcm->open_mutex);
if (err < 0)
goto __error;
return err;
static int snd_pcm_release(struct inode *inode, struct file *file)
{
- snd_pcm_t *pcm;
- snd_pcm_substream_t *substream;
- snd_pcm_file_t *pcm_file;
+ struct snd_pcm *pcm;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_file *pcm_file;
pcm_file = file->private_data;
substream = pcm_file->substream;
snd_assert(substream != NULL, return -ENXIO);
snd_assert(!atomic_read(&substream->runtime->mmap_count), );
pcm = substream->pcm;
- snd_pcm_drop(substream);
fasync_helper(-1, file, 0, &substream->runtime->fasync);
- down(&pcm->open_mutex);
- snd_pcm_release_file(pcm_file);
- up(&pcm->open_mutex);
+ mutex_lock(&pcm->open_mutex);
+ snd_pcm_release_substream(substream);
+ mutex_unlock(&pcm->open_mutex);
wake_up(&pcm->open_wait);
module_put(pcm->card->module);
snd_card_file_remove(pcm->card, file);
return 0;
}
-static snd_pcm_sframes_t snd_pcm_playback_rewind(snd_pcm_substream_t *substream, snd_pcm_uframes_t frames)
+static snd_pcm_sframes_t snd_pcm_playback_rewind(struct snd_pcm_substream *substream,
+ snd_pcm_uframes_t frames)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_sframes_t appl_ptr;
snd_pcm_sframes_t ret;
snd_pcm_sframes_t hw_avail;
return ret;
}
-static snd_pcm_sframes_t snd_pcm_capture_rewind(snd_pcm_substream_t *substream, snd_pcm_uframes_t frames)
+static snd_pcm_sframes_t snd_pcm_capture_rewind(struct snd_pcm_substream *substream,
+ snd_pcm_uframes_t frames)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_sframes_t appl_ptr;
snd_pcm_sframes_t ret;
snd_pcm_sframes_t hw_avail;
return ret;
}
-static snd_pcm_sframes_t snd_pcm_playback_forward(snd_pcm_substream_t *substream, snd_pcm_uframes_t frames)
+static snd_pcm_sframes_t snd_pcm_playback_forward(struct snd_pcm_substream *substream,
+ snd_pcm_uframes_t frames)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_sframes_t appl_ptr;
snd_pcm_sframes_t ret;
snd_pcm_sframes_t avail;
return ret;
}
-static snd_pcm_sframes_t snd_pcm_capture_forward(snd_pcm_substream_t *substream, snd_pcm_uframes_t frames)
+static snd_pcm_sframes_t snd_pcm_capture_forward(struct snd_pcm_substream *substream,
+ snd_pcm_uframes_t frames)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_sframes_t appl_ptr;
snd_pcm_sframes_t ret;
snd_pcm_sframes_t avail;
return ret;
}
-static int snd_pcm_hwsync(snd_pcm_substream_t *substream)
+static int snd_pcm_hwsync(struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
int err;
snd_pcm_stream_lock_irq(substream);
return err;
}
-static int snd_pcm_delay(snd_pcm_substream_t *substream, snd_pcm_sframes_t __user *res)
+static int snd_pcm_delay(struct snd_pcm_substream *substream,
+ snd_pcm_sframes_t __user *res)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
int err;
snd_pcm_sframes_t n = 0;
return err;
}
-static int snd_pcm_sync_ptr(snd_pcm_substream_t *substream, struct sndrv_pcm_sync_ptr __user *_sync_ptr)
+static int snd_pcm_sync_ptr(struct snd_pcm_substream *substream,
+ struct snd_pcm_sync_ptr __user *_sync_ptr)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- struct sndrv_pcm_sync_ptr sync_ptr;
- volatile struct sndrv_pcm_mmap_status *status;
- volatile struct sndrv_pcm_mmap_control *control;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct snd_pcm_sync_ptr sync_ptr;
+ volatile struct snd_pcm_mmap_status *status;
+ volatile struct snd_pcm_mmap_control *control;
int err;
memset(&sync_ptr, 0, sizeof(sync_ptr));
if (get_user(sync_ptr.flags, (unsigned __user *)&(_sync_ptr->flags)))
return -EFAULT;
- if (copy_from_user(&sync_ptr.c.control, &(_sync_ptr->c.control), sizeof(struct sndrv_pcm_mmap_control)))
+ if (copy_from_user(&sync_ptr.c.control, &(_sync_ptr->c.control), sizeof(struct snd_pcm_mmap_control)))
return -EFAULT;
status = runtime->status;
control = runtime->control;
return 0;
}
-static int snd_pcm_playback_ioctl1(snd_pcm_substream_t *substream,
- unsigned int cmd, void __user *arg);
-static int snd_pcm_capture_ioctl1(snd_pcm_substream_t *substream,
- unsigned int cmd, void __user *arg);
-
-static int snd_pcm_common_ioctl1(snd_pcm_substream_t *substream,
+static int snd_pcm_common_ioctl1(struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg)
{
snd_assert(substream != NULL, return -ENXIO);
return snd_pcm_delay(substream, arg);
case SNDRV_PCM_IOCTL_SYNC_PTR:
return snd_pcm_sync_ptr(substream, arg);
+#ifdef CONFIG_SND_SUPPORT_OLD_API
case SNDRV_PCM_IOCTL_HW_REFINE_OLD:
return snd_pcm_hw_refine_old_user(substream, arg);
case SNDRV_PCM_IOCTL_HW_PARAMS_OLD:
return snd_pcm_hw_params_old_user(substream, arg);
+#endif
case SNDRV_PCM_IOCTL_DRAIN:
return snd_pcm_drain(substream);
case SNDRV_PCM_IOCTL_DROP:
return snd_pcm_drop(substream);
+ case SNDRV_PCM_IOCTL_PAUSE:
+ {
+ int res;
+ snd_pcm_stream_lock_irq(substream);
+ res = snd_pcm_pause(substream, (int)(unsigned long)arg);
+ snd_pcm_stream_unlock_irq(substream);
+ return res;
+ }
}
snd_printd("unknown ioctl = 0x%x\n", cmd);
return -ENOTTY;
}
-static int snd_pcm_playback_ioctl1(snd_pcm_substream_t *substream,
+static int snd_pcm_playback_ioctl1(struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg)
{
snd_assert(substream != NULL, return -ENXIO);
switch (cmd) {
case SNDRV_PCM_IOCTL_WRITEI_FRAMES:
{
- snd_xferi_t xferi;
- snd_xferi_t __user *_xferi = arg;
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_xferi xferi;
+ struct snd_xferi __user *_xferi = arg;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_sframes_t result;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
}
case SNDRV_PCM_IOCTL_WRITEN_FRAMES:
{
- snd_xfern_t xfern;
- snd_xfern_t __user *_xfern = arg;
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_xfern xfern;
+ struct snd_xfern __user *_xfern = arg;
+ struct snd_pcm_runtime *runtime = substream->runtime;
void __user **bufs;
snd_pcm_sframes_t result;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
__put_user(result, _frames);
return result < 0 ? result : 0;
}
- case SNDRV_PCM_IOCTL_PAUSE:
- {
- int res;
- snd_pcm_stream_lock_irq(substream);
- res = snd_pcm_pause(substream, (int)(unsigned long)arg);
- snd_pcm_stream_unlock_irq(substream);
- return res;
- }
}
return snd_pcm_common_ioctl1(substream, cmd, arg);
}
-static int snd_pcm_capture_ioctl1(snd_pcm_substream_t *substream,
+static int snd_pcm_capture_ioctl1(struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg)
{
snd_assert(substream != NULL, return -ENXIO);
switch (cmd) {
case SNDRV_PCM_IOCTL_READI_FRAMES:
{
- snd_xferi_t xferi;
- snd_xferi_t __user *_xferi = arg;
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_xferi xferi;
+ struct snd_xferi __user *_xferi = arg;
+ struct snd_pcm_runtime *runtime = substream->runtime;
snd_pcm_sframes_t result;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
}
case SNDRV_PCM_IOCTL_READN_FRAMES:
{
- snd_xfern_t xfern;
- snd_xfern_t __user *_xfern = arg;
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_xfern xfern;
+ struct snd_xfern __user *_xfern = arg;
+ struct snd_pcm_runtime *runtime = substream->runtime;
void *bufs;
snd_pcm_sframes_t result;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return snd_pcm_common_ioctl1(substream, cmd, arg);
}
-static long snd_pcm_playback_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+static long snd_pcm_playback_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
- snd_pcm_file_t *pcm_file;
+ struct snd_pcm_file *pcm_file;
pcm_file = file->private_data;
return snd_pcm_playback_ioctl1(pcm_file->substream, cmd, (void __user *)arg);
}
-static long snd_pcm_capture_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+static long snd_pcm_capture_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
- snd_pcm_file_t *pcm_file;
+ struct snd_pcm_file *pcm_file;
pcm_file = file->private_data;
return snd_pcm_capture_ioctl1(pcm_file->substream, cmd, (void __user *)arg);
}
-int snd_pcm_kernel_playback_ioctl(snd_pcm_substream_t *substream,
- unsigned int cmd, void *arg)
-{
- mm_segment_t fs;
- int result;
-
- fs = snd_enter_user();
- result = snd_pcm_playback_ioctl1(substream, cmd, (void __user *)arg);
- snd_leave_user(fs);
- return result;
-}
-
-int snd_pcm_kernel_capture_ioctl(snd_pcm_substream_t *substream,
- unsigned int cmd, void *arg)
+int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream,
+ unsigned int cmd, void *arg)
{
mm_segment_t fs;
int result;
fs = snd_enter_user();
- result = snd_pcm_capture_ioctl1(substream, cmd, (void __user *)arg);
- snd_leave_user(fs);
- return result;
-}
-
-int snd_pcm_kernel_ioctl(snd_pcm_substream_t *substream,
- unsigned int cmd, void *arg)
-{
switch (substream->stream) {
case SNDRV_PCM_STREAM_PLAYBACK:
- return snd_pcm_kernel_playback_ioctl(substream, cmd, arg);
+ result = snd_pcm_playback_ioctl1(substream,
+ cmd, (void __user *)arg);
+ break;
case SNDRV_PCM_STREAM_CAPTURE:
- return snd_pcm_kernel_capture_ioctl(substream, cmd, arg);
+ result = snd_pcm_capture_ioctl1(substream,
+ cmd, (void __user *)arg);
+ break;
default:
- return -EINVAL;
+ result = -EINVAL;
+ break;
}
+ snd_leave_user(fs);
+ return result;
}
-static ssize_t snd_pcm_read(struct file *file, char __user *buf, size_t count, loff_t * offset)
+static ssize_t snd_pcm_read(struct file *file, char __user *buf, size_t count,
+ loff_t * offset)
{
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
snd_pcm_sframes_t result;
pcm_file = file->private_data;
return result;
}
-static ssize_t snd_pcm_write(struct file *file, const char __user *buf, size_t count, loff_t * offset)
+static ssize_t snd_pcm_write(struct file *file, const char __user *buf,
+ size_t count, loff_t * offset)
{
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
snd_pcm_sframes_t result;
pcm_file = file->private_data;
unsigned long count, loff_t * offset)
{
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
snd_pcm_sframes_t result;
unsigned long i;
void __user **bufs;
static ssize_t snd_pcm_writev(struct file *file, const struct iovec *_vector,
unsigned long count, loff_t * offset)
{
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
snd_pcm_sframes_t result;
unsigned long i;
void __user **bufs;
static unsigned int snd_pcm_playback_poll(struct file *file, poll_table * wait)
{
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
unsigned int mask;
snd_pcm_uframes_t avail;
static unsigned int snd_pcm_capture_poll(struct file *file, poll_table * wait)
{
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
unsigned int mask;
snd_pcm_uframes_t avail;
/*
* mmap status record
*/
-static struct page * snd_pcm_mmap_status_nopage(struct vm_area_struct *area, unsigned long address, int *type)
+static struct page * snd_pcm_mmap_status_nopage(struct vm_area_struct *area,
+ unsigned long address, int *type)
{
- snd_pcm_substream_t *substream = (snd_pcm_substream_t *)area->vm_private_data;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_substream *substream = area->vm_private_data;
+ struct snd_pcm_runtime *runtime;
struct page * page;
if (substream == NULL)
.nopage = snd_pcm_mmap_status_nopage,
};
-static int snd_pcm_mmap_status(snd_pcm_substream_t *substream, struct file *file,
+static int snd_pcm_mmap_status(struct snd_pcm_substream *substream, struct file *file,
struct vm_area_struct *area)
{
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_runtime *runtime;
long size;
if (!(area->vm_flags & VM_READ))
return -EINVAL;
runtime = substream->runtime;
snd_assert(runtime != NULL, return -EAGAIN);
size = area->vm_end - area->vm_start;
- if (size != PAGE_ALIGN(sizeof(snd_pcm_mmap_status_t)))
+ if (size != PAGE_ALIGN(sizeof(struct snd_pcm_mmap_status)))
return -EINVAL;
area->vm_ops = &snd_pcm_vm_ops_status;
area->vm_private_data = substream;
/*
* mmap control record
*/
-static struct page * snd_pcm_mmap_control_nopage(struct vm_area_struct *area, unsigned long address, int *type)
+static struct page * snd_pcm_mmap_control_nopage(struct vm_area_struct *area,
+ unsigned long address, int *type)
{
- snd_pcm_substream_t *substream = (snd_pcm_substream_t *)area->vm_private_data;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_substream *substream = area->vm_private_data;
+ struct snd_pcm_runtime *runtime;
struct page * page;
if (substream == NULL)
.nopage = snd_pcm_mmap_control_nopage,
};
-static int snd_pcm_mmap_control(snd_pcm_substream_t *substream, struct file *file,
+static int snd_pcm_mmap_control(struct snd_pcm_substream *substream, struct file *file,
struct vm_area_struct *area)
{
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_runtime *runtime;
long size;
if (!(area->vm_flags & VM_READ))
return -EINVAL;
runtime = substream->runtime;
snd_assert(runtime != NULL, return -EAGAIN);
size = area->vm_end - area->vm_start;
- if (size != PAGE_ALIGN(sizeof(snd_pcm_mmap_control_t)))
+ if (size != PAGE_ALIGN(sizeof(struct snd_pcm_mmap_control)))
return -EINVAL;
area->vm_ops = &snd_pcm_vm_ops_control;
area->vm_private_data = substream;
/*
* don't support mmap for status and control records.
*/
-static int snd_pcm_mmap_status(snd_pcm_substream_t *substream, struct file *file,
+static int snd_pcm_mmap_status(struct snd_pcm_substream *substream, struct file *file,
struct vm_area_struct *area)
{
return -ENXIO;
}
-static int snd_pcm_mmap_control(snd_pcm_substream_t *substream, struct file *file,
+static int snd_pcm_mmap_control(struct snd_pcm_substream *substream, struct file *file,
struct vm_area_struct *area)
{
return -ENXIO;
/*
* nopage callback for mmapping a RAM page
*/
-static struct page *snd_pcm_mmap_data_nopage(struct vm_area_struct *area, unsigned long address, int *type)
+static struct page *snd_pcm_mmap_data_nopage(struct vm_area_struct *area,
+ unsigned long address, int *type)
{
- snd_pcm_substream_t *substream = (snd_pcm_substream_t *)area->vm_private_data;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_substream *substream = area->vm_private_data;
+ struct snd_pcm_runtime *runtime;
unsigned long offset;
struct page * page;
void *vaddr;
/*
* mmap the DMA buffer on RAM
*/
-static int snd_pcm_default_mmap(snd_pcm_substream_t *substream, struct vm_area_struct *area)
+static int snd_pcm_default_mmap(struct snd_pcm_substream *substream,
+ struct vm_area_struct *area)
{
area->vm_ops = &snd_pcm_vm_ops_data;
area->vm_private_data = substream;
.close = snd_pcm_mmap_data_close,
};
-int snd_pcm_lib_mmap_iomem(snd_pcm_substream_t *substream, struct vm_area_struct *area)
+int snd_pcm_lib_mmap_iomem(struct snd_pcm_substream *substream,
+ struct vm_area_struct *area)
{
long size;
unsigned long offset;
/*
* mmap DMA buffer
*/
-int snd_pcm_mmap_data(snd_pcm_substream_t *substream, struct file *file,
+int snd_pcm_mmap_data(struct snd_pcm_substream *substream, struct file *file,
struct vm_area_struct *area)
{
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_runtime *runtime;
long size;
unsigned long offset;
size_t dma_bytes;
static int snd_pcm_mmap(struct file *file, struct vm_area_struct *area)
{
- snd_pcm_file_t * pcm_file;
- snd_pcm_substream_t *substream;
+ struct snd_pcm_file * pcm_file;
+ struct snd_pcm_substream *substream;
unsigned long offset;
pcm_file = file->private_data;
static int snd_pcm_fasync(int fd, struct file * file, int on)
{
- snd_pcm_file_t * pcm_file;
- snd_pcm_substream_t *substream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_file * pcm_file;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
int err;
pcm_file = file->private_data;
* To be removed helpers to keep binary compatibility
*/
+#ifdef CONFIG_SND_SUPPORT_OLD_API
#define __OLD_TO_NEW_MASK(x) ((x&7)|((x&0x07fffff8)<<5))
#define __NEW_TO_OLD_MASK(x) ((x&7)|((x&0xffffff00)>>5))
-static void snd_pcm_hw_convert_from_old_params(snd_pcm_hw_params_t *params, struct sndrv_pcm_hw_params_old *oparams)
+static void snd_pcm_hw_convert_from_old_params(struct snd_pcm_hw_params *params,
+ struct snd_pcm_hw_params_old *oparams)
{
unsigned int i;
params->fifo_size = oparams->fifo_size;
}
-static void snd_pcm_hw_convert_to_old_params(struct sndrv_pcm_hw_params_old *oparams, snd_pcm_hw_params_t *params)
+static void snd_pcm_hw_convert_to_old_params(struct snd_pcm_hw_params_old *oparams,
+ struct snd_pcm_hw_params *params)
{
unsigned int i;
oparams->fifo_size = params->fifo_size;
}
-static int snd_pcm_hw_refine_old_user(snd_pcm_substream_t * substream, struct sndrv_pcm_hw_params_old __user * _oparams)
+static int snd_pcm_hw_refine_old_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params_old __user * _oparams)
{
- snd_pcm_hw_params_t *params;
- struct sndrv_pcm_hw_params_old *oparams = NULL;
+ struct snd_pcm_hw_params *params;
+ struct snd_pcm_hw_params_old *oparams = NULL;
int err;
params = kmalloc(sizeof(*params), GFP_KERNEL);
return err;
}
-static int snd_pcm_hw_params_old_user(snd_pcm_substream_t * substream, struct sndrv_pcm_hw_params_old __user * _oparams)
+static int snd_pcm_hw_params_old_user(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params_old __user * _oparams)
{
- snd_pcm_hw_params_t *params;
- struct sndrv_pcm_hw_params_old *oparams = NULL;
+ struct snd_pcm_hw_params *params;
+ struct snd_pcm_hw_params_old *oparams = NULL;
int err;
params = kmalloc(sizeof(*params), GFP_KERNEL);
kfree(oparams);
return err;
}
+#endif /* CONFIG_SND_SUPPORT_OLD_API */
/*
* Register section
*/
-static struct file_operations snd_pcm_f_ops_playback = {
- .owner = THIS_MODULE,
- .write = snd_pcm_write,
- .writev = snd_pcm_writev,
- .open = snd_pcm_open,
- .release = snd_pcm_release,
- .poll = snd_pcm_playback_poll,
- .unlocked_ioctl = snd_pcm_playback_ioctl,
- .compat_ioctl = snd_pcm_ioctl_compat,
- .mmap = snd_pcm_mmap,
- .fasync = snd_pcm_fasync,
-};
-
-static struct file_operations snd_pcm_f_ops_capture = {
- .owner = THIS_MODULE,
- .read = snd_pcm_read,
- .readv = snd_pcm_readv,
- .open = snd_pcm_open,
- .release = snd_pcm_release,
- .poll = snd_pcm_capture_poll,
- .unlocked_ioctl = snd_pcm_capture_ioctl,
- .compat_ioctl = snd_pcm_ioctl_compat,
- .mmap = snd_pcm_mmap,
- .fasync = snd_pcm_fasync,
-};
-
-snd_minor_t snd_pcm_reg[2] =
-{
+struct file_operations snd_pcm_f_ops[2] = {
{
- .comment = "digital audio playback",
- .f_ops = &snd_pcm_f_ops_playback,
+ .owner = THIS_MODULE,
+ .write = snd_pcm_write,
+ .writev = snd_pcm_writev,
+ .open = snd_pcm_playback_open,
+ .release = snd_pcm_release,
+ .poll = snd_pcm_playback_poll,
+ .unlocked_ioctl = snd_pcm_playback_ioctl,
+ .compat_ioctl = snd_pcm_ioctl_compat,
+ .mmap = snd_pcm_mmap,
+ .fasync = snd_pcm_fasync,
},
{
- .comment = "digital audio capture",
- .f_ops = &snd_pcm_f_ops_capture,
+ .owner = THIS_MODULE,
+ .read = snd_pcm_read,
+ .readv = snd_pcm_readv,
+ .open = snd_pcm_capture_open,
+ .release = snd_pcm_release,
+ .poll = snd_pcm_capture_poll,
+ .unlocked_ioctl = snd_pcm_capture_ioctl,
+ .compat_ioctl = snd_pcm_ioctl_compat,
+ .mmap = snd_pcm_mmap,
+ .fasync = snd_pcm_fasync,
}
};