#include <linux/file.h>
#include <linux/slab.h>
#include <linux/time.h>
+#include <linux/latency.h>
#include <linux/uio.h>
#include <sound/core.h>
#include <sound/control.h>
*/
DEFINE_RWLOCK(snd_pcm_link_rwlock);
-static DECLARE_RWSEM(snd_pcm_link_rwsem);
+EXPORT_SYMBOL(snd_pcm_link_rwlock);
+static DECLARE_RWSEM(snd_pcm_link_rwsem);
static inline mm_segment_t snd_enter_user(void)
{
return 0;
}
+EXPORT_SYMBOL(snd_pcm_hw_refine);
+
static int snd_pcm_hw_refine_user(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params __user * _params)
{
return err;
}
+static int period_to_usecs(struct snd_pcm_runtime *runtime)
+{
+ int usecs;
+
+ if (! runtime->rate)
+ return -1; /* invalid */
+
+ /* take 75% of period time as the deadline */
+ usecs = (750000 / runtime->rate) * runtime->period_size;
+ usecs += ((750000 % runtime->rate) * runtime->period_size) /
+ runtime->rate;
+
+ return usecs;
+}
+
static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_pcm_runtime *runtime;
- int err;
+ int err, usecs;
unsigned int bits;
snd_pcm_uframes_t frames;
#if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
if (!substream->oss.oss)
#endif
- if (atomic_read(&runtime->mmap_count))
+ if (atomic_read(&substream->mmap_count))
return -EBADFD;
params->rmask = ~0U;
snd_pcm_timer_resolution_change(substream);
runtime->status->state = SNDRV_PCM_STATE_SETUP;
+
+ remove_acceptable_latency(substream->latency_id);
+ if ((usecs = period_to_usecs(runtime)) >= 0)
+ set_acceptable_latency(substream->latency_id, usecs);
return 0;
_error:
/* hardware might be unuseable from this time,
return -EBADFD;
}
snd_pcm_stream_unlock_irq(substream);
- if (atomic_read(&runtime->mmap_count))
+ if (atomic_read(&substream->mmap_count))
return -EBADFD;
if (substream->ops->hw_free)
result = substream->ops->hw_free(substream);
runtime->status->state = SNDRV_PCM_STATE_OPEN;
+ remove_acceptable_latency(substream->latency_id);
return result;
}
return snd_pcm_action(&snd_pcm_action_stop, substream, state);
}
+EXPORT_SYMBOL(snd_pcm_stop);
+
/**
* snd_pcm_drain_done
* @substream: the PCM substream
return err;
}
+EXPORT_SYMBOL(snd_pcm_suspend);
+
/**
* snd_pcm_suspend_all
* @pcm: the PCM instance
return 0;
}
+EXPORT_SYMBOL(snd_pcm_suspend_all);
+
/* resume */
static int snd_pcm_pre_resume(struct snd_pcm_substream *substream, int state)
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;
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;
}
/*
* prepare ioctl
*/
-static int snd_pcm_pre_prepare(struct snd_pcm_substream *substream, int state)
+/* we use the second argument for updating f_flags */
+static int snd_pcm_pre_prepare(struct snd_pcm_substream *substream,
+ int f_flags)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
+ if (runtime->status->state == SNDRV_PCM_STATE_OPEN ||
+ runtime->status->state == SNDRV_PCM_STATE_DISCONNECTED)
return -EBADFD;
if (snd_pcm_running(substream))
return -EBUSY;
+ substream->f_flags = f_flags;
return 0;
}
/**
* snd_pcm_prepare
* @substream: the PCM substream instance
+ * @file: file to refer f_flags
*
* Prepare the PCM substream to be triggerable.
*/
-int snd_pcm_prepare(struct snd_pcm_substream *substream)
+static int snd_pcm_prepare(struct snd_pcm_substream *substream,
+ struct file *file)
{
int res;
struct snd_card *card = substream->pcm->card;
+ int f_flags;
+
+ if (file)
+ f_flags = file->f_flags;
+ else
+ f_flags = substream->f_flags;
snd_power_lock(card);
- if ((res = snd_power_wait(card, SNDRV_CTL_POWER_D0, substream->ffile)) >= 0)
- res = snd_pcm_action_nonatomic(&snd_pcm_action_prepare, substream, 0);
+ if ((res = snd_power_wait(card, SNDRV_CTL_POWER_D0)) >= 0)
+ res = snd_pcm_action_nonatomic(&snd_pcm_action_prepare,
+ substream, f_flags);
snd_power_unlock(card);
return res;
}
static int snd_pcm_pre_drain_init(struct snd_pcm_substream *substream, int state)
{
- if (substream->ffile->f_flags & O_NONBLOCK)
+ if (substream->f_flags & O_NONBLOCK)
return -EAGAIN;
substream->runtime->trigger_master = substream;
return 0;
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;
}
}
up_read(&snd_pcm_link_rwsem);
- if (! num_drecs)
- goto _error;
snd_pcm_stream_lock_irq(substream);
/* resume pause */
runtime = substream->runtime;
card = substream->pcm->card;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
+ if (runtime->status->state == SNDRV_PCM_STATE_OPEN ||
+ runtime->status->state == SNDRV_PCM_STATE_DISCONNECTED)
return -EBADFD;
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;
}
file = fget(fd);
if (!file)
return NULL;
- inode = file->f_dentry->d_inode;
+ inode = file->f_path.dentry->d_inode;
if (!S_ISCHR(inode->i_mode) ||
imajor(inode) != snd_major) {
fput(file);
return 0;
}
-static void snd_pcm_add_file(struct snd_pcm_str *str,
- struct snd_pcm_file *pcm_file)
+static void pcm_release_private(struct snd_pcm_substream *substream)
{
- pcm_file->next = str->files;
- str->files = pcm_file;
+ snd_pcm_unlink(substream);
}
-static void snd_pcm_remove_file(struct snd_pcm_str *str,
- struct snd_pcm_file *pcm_file)
+void snd_pcm_release_substream(struct snd_pcm_substream *substream)
{
- struct snd_pcm_file * pcm_file1;
- if (str->files == pcm_file) {
- str->files = pcm_file->next;
- } else {
- pcm_file1 = str->files;
- while (pcm_file1 && pcm_file1->next != pcm_file)
- pcm_file1 = pcm_file1->next;
- if (pcm_file1 != NULL)
- pcm_file1->next = pcm_file->next;
+ substream->ref_count--;
+ if (substream->ref_count > 0)
+ return;
+
+ snd_pcm_drop(substream);
+ if (substream->hw_opened) {
+ if (substream->ops->hw_free != NULL)
+ substream->ops->hw_free(substream);
+ substream->ops->close(substream);
+ substream->hw_opened = 0;
}
+ if (substream->pcm_release) {
+ substream->pcm_release(substream);
+ substream->pcm_release = NULL;
+ }
+ snd_pcm_detach_substream(substream);
}
-static int snd_pcm_release_file(struct snd_pcm_file * pcm_file)
+EXPORT_SYMBOL(snd_pcm_release_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;
- struct snd_pcm_runtime *runtime;
- struct snd_pcm_str * str;
+ int err;
- 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) {
- if (substream->ops->hw_free != NULL)
- substream->ops->hw_free(substream);
- substream->ops->close(substream);
- substream->ffile = NULL;
+ err = snd_pcm_attach_substream(pcm, stream, file, &substream);
+ if (err < 0)
+ return err;
+ if (substream->ref_count > 1) {
+ *rsubstream = substream;
+ return 0;
}
- snd_pcm_remove_file(str, pcm_file);
- snd_pcm_release_substream(substream);
- kfree(pcm_file);
+
+ 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;
}
+EXPORT_SYMBOL(snd_pcm_open_substream);
+
static int snd_pcm_open_file(struct file *file,
struct snd_pcm *pcm,
int stream,
struct snd_pcm_file **rpcm_file)
{
- int err = 0;
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;
-
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;
+ if (substream->ref_count == 1) {
+ str = substream->pstr;
+ substream->file = pcm_file;
+ substream->pcm_release = pcm_release_private;
}
-
file->private_data = pcm_file;
*rpcm_file = pcm_file;
return 0;
}
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, stream, &pcm_file);
if (err >= 0)
} 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;
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);
+ kfree(pcm_file);
+ 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 int snd_pcm_playback_ioctl1(struct snd_pcm_substream *substream,
- unsigned int cmd, void __user *arg);
-static int snd_pcm_capture_ioctl1(struct snd_pcm_substream *substream,
- unsigned int cmd, void __user *arg);
-
-static int snd_pcm_common_ioctl1(struct snd_pcm_substream *substream,
+static int snd_pcm_common_ioctl1(struct file *file,
+ struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg)
{
snd_assert(substream != NULL, return -ENXIO);
case SNDRV_PCM_IOCTL_CHANNEL_INFO:
return snd_pcm_channel_info_user(substream, arg);
case SNDRV_PCM_IOCTL_PREPARE:
- return snd_pcm_prepare(substream);
+ return snd_pcm_prepare(substream, file);
case SNDRV_PCM_IOCTL_RESET:
return snd_pcm_reset(substream);
case SNDRV_PCM_IOCTL_START:
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(struct snd_pcm_substream *substream,
+static int snd_pcm_playback_ioctl1(struct file *file,
+ struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg)
{
snd_assert(substream != NULL, return -ENXIO);
__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);
+ return snd_pcm_common_ioctl1(file, substream, cmd, arg);
}
-static int snd_pcm_capture_ioctl1(struct snd_pcm_substream *substream,
+static int snd_pcm_capture_ioctl1(struct file *file,
+ struct snd_pcm_substream *substream,
unsigned int cmd, void __user *arg)
{
snd_assert(substream != NULL, return -ENXIO);
return result < 0 ? result : 0;
}
}
- return snd_pcm_common_ioctl1(substream, cmd, arg);
+ return snd_pcm_common_ioctl1(file, substream, cmd, arg);
}
static long snd_pcm_playback_ioctl(struct file *file, unsigned int cmd,
if (((cmd >> 8) & 0xff) != 'A')
return -ENOTTY;
- return snd_pcm_playback_ioctl1(pcm_file->substream, cmd, (void __user *)arg);
+ return snd_pcm_playback_ioctl1(file, pcm_file->substream, cmd,
+ (void __user *)arg);
}
static long snd_pcm_capture_ioctl(struct file *file, unsigned int cmd,
if (((cmd >> 8) & 0xff) != 'A')
return -ENOTTY;
- return snd_pcm_capture_ioctl1(pcm_file->substream, cmd, (void __user *)arg);
-}
-
-int snd_pcm_kernel_playback_ioctl(struct snd_pcm_substream *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;
+ return snd_pcm_capture_ioctl1(file, pcm_file->substream, cmd,
+ (void __user *)arg);
}
-int snd_pcm_kernel_capture_ioctl(struct snd_pcm_substream *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(struct snd_pcm_substream *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(NULL, 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(NULL, substream, cmd,
+ (void __user *)arg);
+ break;
default:
- return -EINVAL;
+ result = -EINVAL;
+ break;
}
+ snd_leave_user(fs);
+ return result;
}
+EXPORT_SYMBOL(snd_pcm_kernel_ioctl);
+
static ssize_t snd_pcm_read(struct file *file, char __user *buf, size_t count,
loff_t * offset)
{
return result;
}
-static ssize_t snd_pcm_readv(struct file *file, const struct iovec *_vector,
- unsigned long count, loff_t * offset)
+static ssize_t snd_pcm_aio_read(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
struct snd_pcm_file *pcm_file;
void __user **bufs;
snd_pcm_uframes_t frames;
- pcm_file = file->private_data;
+ pcm_file = iocb->ki_filp->private_data;
substream = pcm_file->substream;
snd_assert(substream != NULL, return -ENXIO);
runtime = substream->runtime;
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
- if (count > 1024 || count != runtime->channels)
+ if (nr_segs > 1024 || nr_segs != runtime->channels)
return -EINVAL;
- if (!frame_aligned(runtime, _vector->iov_len))
+ if (!frame_aligned(runtime, iov->iov_len))
return -EINVAL;
- frames = bytes_to_samples(runtime, _vector->iov_len);
- bufs = kmalloc(sizeof(void *) * count, GFP_KERNEL);
+ frames = bytes_to_samples(runtime, iov->iov_len);
+ bufs = kmalloc(sizeof(void *) * nr_segs, GFP_KERNEL);
if (bufs == NULL)
return -ENOMEM;
- for (i = 0; i < count; ++i)
- bufs[i] = _vector[i].iov_base;
+ for (i = 0; i < nr_segs; ++i)
+ bufs[i] = iov[i].iov_base;
result = snd_pcm_lib_readv(substream, bufs, frames);
if (result > 0)
result = frames_to_bytes(runtime, result);
return result;
}
-static ssize_t snd_pcm_writev(struct file *file, const struct iovec *_vector,
- unsigned long count, loff_t * offset)
+static ssize_t snd_pcm_aio_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
struct snd_pcm_file *pcm_file;
struct snd_pcm_substream *substream;
void __user **bufs;
snd_pcm_uframes_t frames;
- pcm_file = file->private_data;
+ pcm_file = iocb->ki_filp->private_data;
substream = pcm_file->substream;
snd_assert(substream != NULL, result = -ENXIO; goto end);
runtime = substream->runtime;
result = -EBADFD;
goto end;
}
- if (count > 128 || count != runtime->channels ||
- !frame_aligned(runtime, _vector->iov_len)) {
+ if (nr_segs > 128 || nr_segs != runtime->channels ||
+ !frame_aligned(runtime, iov->iov_len)) {
result = -EINVAL;
goto end;
}
- frames = bytes_to_samples(runtime, _vector->iov_len);
- bufs = kmalloc(sizeof(void *) * count, GFP_KERNEL);
+ frames = bytes_to_samples(runtime, iov->iov_len);
+ bufs = kmalloc(sizeof(void *) * nr_segs, GFP_KERNEL);
if (bufs == NULL)
return -ENOMEM;
- for (i = 0; i < count; ++i)
- bufs[i] = _vector[i].iov_base;
+ for (i = 0; i < nr_segs; ++i)
+ bufs[i] = iov[i].iov_base;
result = snd_pcm_lib_writev(substream, bufs, frames);
if (result > 0)
result = frames_to_bytes(runtime, result);
struct page * page;
if (substream == NULL)
- return NOPAGE_OOM;
+ return NOPAGE_SIGBUS;
runtime = substream->runtime;
page = virt_to_page(runtime->status);
get_page(page);
struct page * page;
if (substream == NULL)
- return NOPAGE_OOM;
+ return NOPAGE_SIGBUS;
runtime = substream->runtime;
page = virt_to_page(runtime->control);
get_page(page);
size_t dma_bytes;
if (substream == NULL)
- return NOPAGE_OOM;
+ return NOPAGE_SIGBUS;
runtime = substream->runtime;
offset = area->vm_pgoff << PAGE_SHIFT;
offset += address - area->vm_start;
- snd_assert((offset % PAGE_SIZE) == 0, return NOPAGE_OOM);
+ snd_assert((offset % PAGE_SIZE) == 0, return NOPAGE_SIGBUS);
dma_bytes = PAGE_ALIGN(runtime->dma_bytes);
if (offset > dma_bytes - PAGE_SIZE)
return NOPAGE_SIGBUS;
if (substream->ops->page) {
page = substream->ops->page(substream, offset);
if (! page)
- return NOPAGE_OOM;
+ return NOPAGE_OOM; /* XXX: is this really due to OOM? */
} else {
vaddr = runtime->dma_area + offset;
page = virt_to_page(vaddr);
area->vm_ops = &snd_pcm_vm_ops_data;
area->vm_private_data = substream;
area->vm_flags |= VM_RESERVED;
- atomic_inc(&substream->runtime->mmap_count);
+ atomic_inc(&substream->mmap_count);
return 0;
}
(substream->runtime->dma_addr + offset) >> PAGE_SHIFT,
size, area->vm_page_prot))
return -EAGAIN;
- atomic_inc(&substream->runtime->mmap_count);
+ atomic_inc(&substream->mmap_count);
return 0;
}
+
+EXPORT_SYMBOL(snd_pcm_lib_mmap_iomem);
#endif /* SNDRV_PCM_INFO_MMAP */
/*
return snd_pcm_default_mmap(substream, area);
}
+EXPORT_SYMBOL(snd_pcm_mmap_data);
+
static int snd_pcm_mmap(struct file *file, struct vm_area_struct *area)
{
struct snd_pcm_file * pcm_file;
offset = area->vm_pgoff << PAGE_SHIFT;
switch (offset) {
case SNDRV_PCM_MMAP_OFFSET_STATUS:
- if (substream->no_mmap_ctrl)
+ if (pcm_file->no_compat_mmap)
return -ENXIO;
return snd_pcm_mmap_status(substream, file, area);
case SNDRV_PCM_MMAP_OFFSET_CONTROL:
- if (substream->no_mmap_ctrl)
+ if (pcm_file->no_compat_mmap)
return -ENXIO;
return snd_pcm_mmap_control(substream, file, area);
default:
{
.owner = THIS_MODULE,
.write = snd_pcm_write,
- .writev = snd_pcm_writev,
+ .aio_write = snd_pcm_aio_write,
.open = snd_pcm_playback_open,
.release = snd_pcm_release,
.poll = snd_pcm_playback_poll,
{
.owner = THIS_MODULE,
.read = snd_pcm_read,
- .readv = snd_pcm_readv,
+ .aio_read = snd_pcm_aio_read,
.open = snd_pcm_capture_open,
.release = snd_pcm_release,
.poll = snd_pcm_capture_poll,