[ALSA] Remove xxx_t typedefs: PCM

Modules: PCM Midlevel

Remove xxx_t typedefs from the core PCM codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

7 files changed, 699 insertions, 645 deletions

diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 184e74b75ba9..59c995bbf15b 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -33,18 +33,18 @@ MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Abramo Bagnara <abramo@alsa-proj
 MODULE_DESCRIPTION("Midlevel PCM code for ALSA.");
 MODULE_LICENSE("GPL");
 
-snd_pcm_t *snd_pcm_devices[SNDRV_CARDS * SNDRV_PCM_DEVICES];
+struct snd_pcm *snd_pcm_devices[SNDRV_CARDS * SNDRV_PCM_DEVICES];
 static LIST_HEAD(snd_pcm_notify_list);
 static DECLARE_MUTEX(register_mutex);
 
-static int snd_pcm_free(snd_pcm_t *pcm);
-static int snd_pcm_dev_free(snd_device_t *device);
-static int snd_pcm_dev_register(snd_device_t *device);
-static int snd_pcm_dev_disconnect(snd_device_t *device);
-static int snd_pcm_dev_unregister(snd_device_t *device);
+static int snd_pcm_free(struct snd_pcm *pcm);
+static int snd_pcm_dev_free(struct snd_device *device);
+static int snd_pcm_dev_register(struct snd_device *device);
+static int snd_pcm_dev_disconnect(struct snd_device *device);
+static int snd_pcm_dev_unregister(struct snd_device *device);
 
-static int snd_pcm_control_ioctl(snd_card_t * card,
-				 snd_ctl_file_t * control,
+static int snd_pcm_control_ioctl(struct snd_card *card,
+				 struct snd_ctl_file *control,
 				 unsigned int cmd, unsigned long arg)
 {
 	unsigned int tmp;
@@ -71,13 +71,13 @@ static int snd_pcm_control_ioctl(snd_card_t * card,
 		}
 	case SNDRV_CTL_IOCTL_PCM_INFO:
 		{
-			snd_pcm_info_t __user *info;
+			struct snd_pcm_info __user *info;
 			unsigned int device, subdevice;
-			snd_pcm_stream_t stream;
-			snd_pcm_t *pcm;
-			snd_pcm_str_t *pstr;
-			snd_pcm_substream_t *substream;
-			info = (snd_pcm_info_t __user *)arg;
+			int stream;
+			struct snd_pcm *pcm;
+			struct snd_pcm_str *pstr;
+			struct snd_pcm_substream *substream;
+			info = (struct snd_pcm_info __user *)arg;
 			if (get_user(device, &info->device))
 				return -EFAULT;
 			if (device >= SNDRV_PCM_DEVICES)
@@ -200,7 +200,7 @@ static char *snd_pcm_tstamp_mode_names[] = {
 	TSTAMP(MMAP),
 };
 
-static const char *snd_pcm_stream_name(snd_pcm_stream_t stream)
+static const char *snd_pcm_stream_name(int stream)
 {
 	snd_assert(stream <= SNDRV_PCM_STREAM_LAST, return NULL);
 	return snd_pcm_stream_names[stream];
@@ -208,23 +208,20 @@ static const char *snd_pcm_stream_name(snd_pcm_stream_t stream)
 
 static const char *snd_pcm_access_name(snd_pcm_access_t access)
 {
-	snd_assert(access <= SNDRV_PCM_ACCESS_LAST, return NULL);
 	return snd_pcm_access_names[access];
 }
 
 const char *snd_pcm_format_name(snd_pcm_format_t format)
 {
-	snd_assert(format <= SNDRV_PCM_FORMAT_LAST, return NULL);
 	return snd_pcm_format_names[format];
 }
 
 static const char *snd_pcm_subformat_name(snd_pcm_subformat_t subformat)
 {
-	snd_assert(subformat <= SNDRV_PCM_SUBFORMAT_LAST, return NULL);
 	return snd_pcm_subformat_names[subformat];
 }
 
-static const char *snd_pcm_tstamp_mode_name(snd_pcm_tstamp_t mode)
+static const char *snd_pcm_tstamp_mode_name(int mode)
 {
 	snd_assert(mode <= SNDRV_PCM_TSTAMP_LAST, return NULL);
 	return snd_pcm_tstamp_mode_names[mode];
@@ -232,7 +229,6 @@ static const char *snd_pcm_tstamp_mode_name(snd_pcm_tstamp_t mode)
 
 static const char *snd_pcm_state_name(snd_pcm_state_t state)
 {
-	snd_assert(state <= SNDRV_PCM_STATE_LAST, return NULL);
 	return snd_pcm_state_names[state];
 }
 
@@ -268,9 +264,10 @@ static const char *snd_pcm_oss_format_name(int format)
 #endif
 
 #ifdef CONFIG_PROC_FS
-static void snd_pcm_proc_info_read(snd_pcm_substream_t *substream, snd_info_buffer_t *buffer)
+static void snd_pcm_proc_info_read(struct snd_pcm_substream *substream,
+				   struct snd_info_buffer *buffer)
 {
-	snd_pcm_info_t *info;
+	struct snd_pcm_info *info;
 	int err;
 
 	if (! substream)
@@ -302,20 +299,25 @@ static void snd_pcm_proc_info_read(snd_pcm_substream_t *substream, snd_info_buff
 	kfree(info);
 }
 
-static void snd_pcm_stream_proc_info_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
+static void snd_pcm_stream_proc_info_read(struct snd_info_entry *entry,
+					  struct snd_info_buffer *buffer)
 {
-	snd_pcm_proc_info_read(((snd_pcm_str_t *)entry->private_data)->substream, buffer);
+	snd_pcm_proc_info_read(((struct snd_pcm_str *)entry->private_data)->substream,
+			       buffer);
 }
 
-static void snd_pcm_substream_proc_info_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
+static void snd_pcm_substream_proc_info_read(struct snd_info_entry *entry,
+					     struct snd_info_buffer *buffer)
 {
-	snd_pcm_proc_info_read((snd_pcm_substream_t *)entry->private_data, buffer);
+	snd_pcm_proc_info_read((struct snd_pcm_substream *)entry->private_data,
+			       buffer);
 }
 
-static void snd_pcm_substream_proc_hw_params_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
+static void snd_pcm_substream_proc_hw_params_read(struct snd_info_entry *entry,
+						  struct snd_info_buffer *buffer)
 {
-	snd_pcm_substream_t *substream = (snd_pcm_substream_t *)entry->private_data;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_substream *substream = entry->private_data;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	if (!runtime) {
 		snd_iprintf(buffer, "closed\n");
 		return;
@@ -347,10 +349,11 @@ static void snd_pcm_substream_proc_hw_params_read(snd_info_entry_t *entry, snd_i
 	snd_pcm_stream_unlock_irq(substream);
 }
 
-static void snd_pcm_substream_proc_sw_params_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
+static void snd_pcm_substream_proc_sw_params_read(struct snd_info_entry *entry,
+						  struct snd_info_buffer *buffer)
 {
-	snd_pcm_substream_t *substream = (snd_pcm_substream_t *)entry->private_data;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_substream *substream = entry->private_data;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	if (!runtime) {
 		snd_iprintf(buffer, "closed\n");
 		return;
@@ -374,11 +377,12 @@ static void snd_pcm_substream_proc_sw_params_read(snd_info_entry_t *entry, snd_i
 	snd_pcm_stream_unlock_irq(substream);
 }
 
-static void snd_pcm_substream_proc_status_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
+static void snd_pcm_substream_proc_status_read(struct snd_info_entry *entry,
+					       struct snd_info_buffer *buffer)
 {
-	snd_pcm_substream_t *substream = (snd_pcm_substream_t *)entry->private_data;
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	snd_pcm_status_t status;
+	struct snd_pcm_substream *substream = entry->private_data;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_pcm_status status;
 	int err;
 	if (!runtime) {
 		snd_iprintf(buffer, "closed\n");
@@ -405,25 +409,27 @@ static void snd_pcm_substream_proc_status_read(snd_info_entry_t *entry, snd_info
 #endif
 
 #ifdef CONFIG_SND_DEBUG
-static void snd_pcm_xrun_debug_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
+static void snd_pcm_xrun_debug_read(struct snd_info_entry *entry,
+				    struct snd_info_buffer *buffer)
 {
-	snd_pcm_str_t *pstr = (snd_pcm_str_t *)entry->private_data;
+	struct snd_pcm_str *pstr = entry->private_data;
 	snd_iprintf(buffer, "%d\n", pstr->xrun_debug);
 }
 
-static void snd_pcm_xrun_debug_write(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
+static void snd_pcm_xrun_debug_write(struct snd_info_entry *entry,
+				     struct snd_info_buffer *buffer)
 {
-	snd_pcm_str_t *pstr = (snd_pcm_str_t *)entry->private_data;
+	struct snd_pcm_str *pstr = entry->private_data;
 	char line[64];
 	if (!snd_info_get_line(buffer, line, sizeof(line)))
 		pstr->xrun_debug = simple_strtoul(line, NULL, 10);
 }
 #endif
 
-static int snd_pcm_stream_proc_init(snd_pcm_str_t *pstr)
+static int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr)
 {
-	snd_pcm_t *pcm = pstr->pcm;
-	snd_info_entry_t *entry;
+	struct snd_pcm *pcm = pstr->pcm;
+	struct snd_info_entry *entry;
 	char name[16];
 
 	sprintf(name, "pcm%i%c", pcm->device, 
@@ -447,7 +453,8 @@ static int snd_pcm_stream_proc_init(snd_pcm_str_t *pstr)
 	pstr->proc_info_entry = entry;
 
 #ifdef CONFIG_SND_DEBUG
-	if ((entry = snd_info_create_card_entry(pcm->card, "xrun_debug", pstr->proc_root)) != NULL) {
+	if ((entry = snd_info_create_card_entry(pcm->card, "xrun_debug",
+						pstr->proc_root)) != NULL) {
 		entry->c.text.read_size = 64;
 		entry->c.text.read = snd_pcm_xrun_debug_read;
 		entry->c.text.write_size = 64;
@@ -464,7 +471,7 @@ static int snd_pcm_stream_proc_init(snd_pcm_str_t *pstr)
 	return 0;
 }
 
-static int snd_pcm_stream_proc_done(snd_pcm_str_t *pstr)
+static int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr)
 {
 #ifdef CONFIG_SND_DEBUG
 	if (pstr->proc_xrun_debug_entry) {
@@ -483,10 +490,10 @@ static int snd_pcm_stream_proc_done(snd_pcm_str_t *pstr)
 	return 0;
 }
 
-static int snd_pcm_substream_proc_init(snd_pcm_substream_t *substream)
+static int snd_pcm_substream_proc_init(struct snd_pcm_substream *substream)
 {
-	snd_info_entry_t *entry;
-	snd_card_t *card;
+	struct snd_info_entry *entry;
+	struct snd_card *card;
 	char name[16];
 
 	card = substream->pcm->card;
@@ -540,7 +547,7 @@ static int snd_pcm_substream_proc_init(snd_pcm_substream_t *substream)
 	return 0;
 }
 		
-static int snd_pcm_substream_proc_done(snd_pcm_substream_t *substream)
+static int snd_pcm_substream_proc_done(struct snd_pcm_substream *substream)
 {
 	if (substream->proc_info_entry) {
 		snd_info_unregister(substream->proc_info_entry);
@@ -578,11 +585,11 @@ static int snd_pcm_substream_proc_done(snd_pcm_substream_t *substream)
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_new_stream(snd_pcm_t *pcm, int stream, int substream_count)
+int snd_pcm_new_stream(struct snd_pcm *pcm, int stream, int substream_count)
 {
 	int idx, err;
-	snd_pcm_str_t *pstr = &pcm->streams[stream];
-	snd_pcm_substream_t *substream, *prev;
+	struct snd_pcm_str *pstr = &pcm->streams[stream];
+	struct snd_pcm_substream *substream, *prev;
 
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
 	init_MUTEX(&pstr->oss.setup_mutex);
@@ -642,13 +649,13 @@ int snd_pcm_new_stream(snd_pcm_t *pcm, int stream, int substream_count)
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_new(snd_card_t * card, char *id, int device,
+int snd_pcm_new(struct snd_card *card, char *id, int device,
 		int playback_count, int capture_count,
-	        snd_pcm_t ** rpcm)
+	        struct snd_pcm ** rpcm)
 {
-	snd_pcm_t *pcm;
+	struct snd_pcm *pcm;
 	int err;
-	static snd_device_ops_t ops = {
+	static struct snd_device_ops ops = {
 		.dev_free = snd_pcm_dev_free,
 		.dev_register =	snd_pcm_dev_register,
 		.dev_disconnect = snd_pcm_dev_disconnect,
@@ -684,11 +691,11 @@ int snd_pcm_new(snd_card_t * card, char *id, int device,
 	return 0;
 }
 
-static void snd_pcm_free_stream(snd_pcm_str_t * pstr)
+static void snd_pcm_free_stream(struct snd_pcm_str * pstr)
 {
-	snd_pcm_substream_t *substream, *substream_next;
+	struct snd_pcm_substream *substream, *substream_next;
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
-	snd_pcm_oss_setup_t *setup, *setupn;
+	struct snd_pcm_oss_setup *setup, *setupn;
 #endif
 	substream = pstr->substream;
 	while (substream) {
@@ -707,7 +714,7 @@ static void snd_pcm_free_stream(snd_pcm_str_t * pstr)
 #endif
 }
 
-static int snd_pcm_free(snd_pcm_t *pcm)
+static int snd_pcm_free(struct snd_pcm *pcm)
 {
 	snd_assert(pcm != NULL, return -ENXIO);
 	if (pcm->private_free)
@@ -719,26 +726,26 @@ static int snd_pcm_free(snd_pcm_t *pcm)
 	return 0;
 }
 
-static int snd_pcm_dev_free(snd_device_t *device)
+static int snd_pcm_dev_free(struct snd_device *device)
 {
-	snd_pcm_t *pcm = device->device_data;
+	struct snd_pcm *pcm = device->device_data;
 	return snd_pcm_free(pcm);
 }
 
 static void snd_pcm_tick_timer_func(unsigned long data)
 {
-	snd_pcm_substream_t *substream = (snd_pcm_substream_t*) data;
+	struct snd_pcm_substream *substream = (struct snd_pcm_substream *) data;
 	snd_pcm_tick_elapsed(substream);
 }
 
-int snd_pcm_open_substream(snd_pcm_t *pcm, int stream,
-			   snd_pcm_substream_t **rsubstream)
+int snd_pcm_open_substream(struct snd_pcm *pcm, int stream,
+			   struct snd_pcm_substream **rsubstream)
 {
-	snd_pcm_str_t * pstr;
-	snd_pcm_substream_t * substream;
-	snd_pcm_runtime_t * runtime;
-	snd_ctl_file_t *kctl;
-	snd_card_t *card;
+	struct snd_pcm_str * pstr;
+	struct snd_pcm_substream *substream;
+	struct snd_pcm_runtime *runtime;
+	struct snd_ctl_file *kctl;
+	struct snd_card *card;
 	struct list_head *list;
 	int prefer_subdevice = -1;
 	size_t size;
@@ -800,7 +807,7 @@ int snd_pcm_open_substream(snd_pcm_t *pcm, int stream,
 	if (runtime == NULL)
 		return -ENOMEM;
 
-	size = PAGE_ALIGN(sizeof(snd_pcm_mmap_status_t));
+	size = PAGE_ALIGN(sizeof(struct snd_pcm_mmap_status));
 	runtime->status = snd_malloc_pages(size, GFP_KERNEL);
 	if (runtime->status == NULL) {
 		kfree(runtime);
@@ -808,10 +815,11 @@ int snd_pcm_open_substream(snd_pcm_t *pcm, int stream,
 	}
 	memset((void*)runtime->status, 0, size);
 
-	size = PAGE_ALIGN(sizeof(snd_pcm_mmap_control_t));
+	size = PAGE_ALIGN(sizeof(struct snd_pcm_mmap_control));
 	runtime->control = snd_malloc_pages(size, GFP_KERNEL);
 	if (runtime->control == NULL) {
-		snd_free_pages((void*)runtime->status, PAGE_ALIGN(sizeof(snd_pcm_mmap_status_t)));
+		snd_free_pages((void*)runtime->status,
+			       PAGE_ALIGN(sizeof(struct snd_pcm_mmap_status)));
 		kfree(runtime);
 		return -ENOMEM;
 	}
@@ -832,30 +840,32 @@ int snd_pcm_open_substream(snd_pcm_t *pcm, int stream,
 	return 0;
 }
 
-void snd_pcm_release_substream(snd_pcm_substream_t *substream)
+void snd_pcm_release_substream(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t * runtime;
+	struct snd_pcm_runtime *runtime;
 	substream->file = NULL;
 	runtime = substream->runtime;
 	snd_assert(runtime != NULL, return);
 	if (runtime->private_free != NULL)
 		runtime->private_free(runtime);
-	snd_free_pages((void*)runtime->status, PAGE_ALIGN(sizeof(snd_pcm_mmap_status_t)));
-	snd_free_pages((void*)runtime->control, PAGE_ALIGN(sizeof(snd_pcm_mmap_control_t)));
+	snd_free_pages((void*)runtime->status,
+		       PAGE_ALIGN(sizeof(struct snd_pcm_mmap_status)));
+	snd_free_pages((void*)runtime->control,
+		       PAGE_ALIGN(sizeof(struct snd_pcm_mmap_control)));
 	kfree(runtime->hw_constraints.rules);
 	kfree(runtime);
 	substream->runtime = NULL;
 	substream->pstr->substream_opened--;
 }
 
-static int snd_pcm_dev_register(snd_device_t *device)
+static int snd_pcm_dev_register(struct snd_device *device)
 {
 	int idx, cidx, err;
 	unsigned short minor;
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	struct list_head *list;
 	char str[16];
-	snd_pcm_t *pcm = device->device_data;
+	struct snd_pcm *pcm = device->device_data;
 
 	snd_assert(pcm != NULL && device != NULL, return -ENXIO);
 	down(&register_mutex);
@@ -890,19 +900,19 @@ static int snd_pcm_dev_register(snd_device_t *device)
 			snd_pcm_timer_init(substream);
 	}
 	list_for_each(list, &snd_pcm_notify_list) {
-		snd_pcm_notify_t *notify;
-		notify = list_entry(list, snd_pcm_notify_t, list);
+		struct snd_pcm_notify *notify;
+		notify = list_entry(list, struct snd_pcm_notify, list);
 		notify->n_register(pcm);
 	}
 	up(&register_mutex);
 	return 0;
 }
 
-static int snd_pcm_dev_disconnect(snd_device_t *device)
+static int snd_pcm_dev_disconnect(struct snd_device *device)
 {
-	snd_pcm_t *pcm = device->device_data;
+	struct snd_pcm *pcm = device->device_data;
 	struct list_head *list;
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int idx, cidx;
 
 	down(&register_mutex);
@@ -913,20 +923,20 @@ static int snd_pcm_dev_disconnect(snd_device_t *device)
 			if (substream->runtime)
 				substream->runtime->status->state = SNDRV_PCM_STATE_DISCONNECTED;
 	list_for_each(list, &snd_pcm_notify_list) {
-		snd_pcm_notify_t *notify;
-		notify = list_entry(list, snd_pcm_notify_t, list);
+		struct snd_pcm_notify *notify;
+		notify = list_entry(list, struct snd_pcm_notify, list);
 		notify->n_disconnect(pcm);
 	}
 	up(&register_mutex);
 	return 0;
 }
 
-static int snd_pcm_dev_unregister(snd_device_t *device)
+static int snd_pcm_dev_unregister(struct snd_device *device)
 {
 	int idx, cidx, devtype;
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	struct list_head *list;
-	snd_pcm_t *pcm = device->device_data;
+	struct snd_pcm *pcm = device->device_data;
 
 	snd_assert(pcm != NULL, return -ENXIO);
 	down(&register_mutex);
@@ -947,15 +957,15 @@ static int snd_pcm_dev_unregister(snd_device_t *device)
 			snd_pcm_timer_done(substream);
 	}
 	list_for_each(list, &snd_pcm_notify_list) {
-		snd_pcm_notify_t *notify;
-		notify = list_entry(list, snd_pcm_notify_t, list);
+		struct snd_pcm_notify *notify;
+		notify = list_entry(list, struct snd_pcm_notify, list);
 		notify->n_unregister(pcm);
 	}
 	up(&register_mutex);
 	return snd_pcm_free(pcm);
 }
 
-int snd_pcm_notify(snd_pcm_notify_t *notify, int nfree)
+int snd_pcm_notify(struct snd_pcm_notify *notify, int nfree)
 {
 	int idx;
 
@@ -984,10 +994,11 @@ int snd_pcm_notify(snd_pcm_notify_t *notify, int nfree)
  *  Info interface
  */
 
-static void snd_pcm_proc_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer)
+static void snd_pcm_proc_read(struct snd_info_entry *entry,
+			      struct snd_info_buffer *buffer)
 {
 	int idx;
-	snd_pcm_t *pcm;
+	struct snd_pcm *pcm;
 
 	down(&register_mutex);
 	for (idx = 0; idx < SNDRV_CARDS * SNDRV_PCM_DEVICES; idx++) {
@@ -997,9 +1008,11 @@ static void snd_pcm_proc_read(snd_info_entry_t *entry, snd_info_buffer_t * buffe
 		snd_iprintf(buffer, "%02i-%02i: %s : %s", idx / SNDRV_PCM_DEVICES,
 			    idx % SNDRV_PCM_DEVICES, pcm->id, pcm->name);
 		if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream)
-			snd_iprintf(buffer, " : playback %i", pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream_count);
+			snd_iprintf(buffer, " : playback %i",
+				    pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream_count);
 		if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream)
-			snd_iprintf(buffer, " : capture %i", pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream_count);
+			snd_iprintf(buffer, " : capture %i",
+				    pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream_count);
 		snd_iprintf(buffer, "\n");
 	}
 	up(&register_mutex);
@@ -1009,16 +1022,17 @@ static void snd_pcm_proc_read(snd_info_entry_t *entry, snd_info_buffer_t * buffe
  *  ENTRY functions
  */
 
-static snd_info_entry_t *snd_pcm_proc_entry = NULL;
+static struct snd_info_entry *snd_pcm_proc_entry = NULL;
 
 static int __init alsa_pcm_init(void)
 {
-	snd_info_entry_t *entry;
+	struct snd_info_entry *entry;
 
 	snd_ctl_register_ioctl(snd_pcm_control_ioctl);
 	snd_ctl_register_ioctl_compat(snd_pcm_control_ioctl);
 	if ((entry = snd_info_create_module_entry(THIS_MODULE, "pcm", NULL)) != NULL) {
-		snd_info_set_text_ops(entry, NULL, SNDRV_CARDS * SNDRV_PCM_DEVICES * 128, snd_pcm_proc_read);
+		snd_info_set_text_ops(entry, NULL, SNDRV_CARDS * SNDRV_PCM_DEVICES * 128,
+				      snd_pcm_proc_read);
 		if (snd_info_register(entry) < 0) {
 			snd_info_free_entry(entry);
 			entry = NULL;
diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c
index 4b6307df846d..e5133033de5e 100644
--- a/sound/core/pcm_compat.c
+++ b/sound/core/pcm_compat.c
@@ -22,7 +22,7 @@
 
 #include <linux/compat.h>
 
-static int snd_pcm_ioctl_delay_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_delay_compat(struct snd_pcm_substream *substream,
 				      s32 __user *src)
 {
 	snd_pcm_sframes_t delay;
@@ -39,7 +39,7 @@ static int snd_pcm_ioctl_delay_compat(snd_pcm_substream_t *substream,
 	return err;
 }
 
-static int snd_pcm_ioctl_rewind_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_rewind_compat(struct snd_pcm_substream *substream,
 				       u32 __user *src)
 {
 	snd_pcm_uframes_t frames;
@@ -56,7 +56,7 @@ static int snd_pcm_ioctl_rewind_compat(snd_pcm_substream_t *substream,
 	return err < 0 ? err : 0;
 }
 
-static int snd_pcm_ioctl_forward_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_forward_compat(struct snd_pcm_substream *substream,
 				       u32 __user *src)
 {
 	snd_pcm_uframes_t frames;
@@ -73,12 +73,12 @@ static int snd_pcm_ioctl_forward_compat(snd_pcm_substream_t *substream,
 	return err < 0 ? err : 0;
 }
 
-struct sndrv_pcm_hw_params32 {
+struct snd_pcm_hw_params32 {
 	u32 flags;
-	struct sndrv_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; /* this must be identical */
-	struct sndrv_mask mres[5];	/* reserved masks */
-	struct sndrv_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1];
-	struct sndrv_interval ires[9];	/* reserved intervals */
+	struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; /* this must be identical */
+	struct snd_mask mres[5];	/* reserved masks */
+	struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1];
+	struct snd_interval ires[9];	/* reserved intervals */
 	u32 rmask;
 	u32 cmask;
 	u32 info;
@@ -89,7 +89,7 @@ struct sndrv_pcm_hw_params32 {
 	unsigned char reserved[64];
 };
 
-struct sndrv_pcm_sw_params32 {
+struct snd_pcm_sw_params32 {
 	s32 tstamp_mode;
 	u32 period_step;
 	u32 sleep_min;
@@ -104,7 +104,7 @@ struct sndrv_pcm_sw_params32 {
 };
 
 /* recalcuate the boundary within 32bit */
-static snd_pcm_uframes_t recalculate_boundary(snd_pcm_runtime_t *runtime)
+static snd_pcm_uframes_t recalculate_boundary(struct snd_pcm_runtime *runtime)
 {
 	snd_pcm_uframes_t boundary;
 
@@ -116,10 +116,10 @@ static snd_pcm_uframes_t recalculate_boundary(snd_pcm_runtime_t *runtime)
 	return boundary;
 }
 
-static int snd_pcm_ioctl_sw_params_compat(snd_pcm_substream_t *substream,
-					  struct sndrv_pcm_sw_params32 __user *src)
+static int snd_pcm_ioctl_sw_params_compat(struct snd_pcm_substream *substream,
+					  struct snd_pcm_sw_params32 __user *src)
 {
-	snd_pcm_sw_params_t params;
+	struct snd_pcm_sw_params params;
 	snd_pcm_uframes_t boundary;
 	int err;
 
@@ -149,17 +149,17 @@ static int snd_pcm_ioctl_sw_params_compat(snd_pcm_substream_t *substream,
 	return err;
 }
 
-struct sndrv_pcm_channel_info32 {
+struct snd_pcm_channel_info32 {
 	u32 channel;
 	u32 offset;
 	u32 first;
 	u32 step;
 };
 
-static int snd_pcm_ioctl_channel_info_compat(snd_pcm_substream_t *substream,
-					     struct sndrv_pcm_channel_info32 __user *src)
+static int snd_pcm_ioctl_channel_info_compat(struct snd_pcm_substream *substream,
+					     struct snd_pcm_channel_info32 __user *src)
 {
-	snd_pcm_channel_info_t info;
+	struct snd_pcm_channel_info info;
 	int err;
 
 	if (get_user(info.channel, &src->channel) ||
@@ -178,7 +178,7 @@ static int snd_pcm_ioctl_channel_info_compat(snd_pcm_substream_t *substream,
 	return err;
 }
 
-struct sndrv_pcm_status32 {
+struct snd_pcm_status32 {
 	s32 state;
 	struct compat_timespec trigger_tstamp;
 	struct compat_timespec tstamp;
@@ -193,10 +193,10 @@ struct sndrv_pcm_status32 {
 } __attribute__((packed));
 
 
-static int snd_pcm_status_user_compat(snd_pcm_substream_t *substream,
-				      struct sndrv_pcm_status32 __user *src)
+static int snd_pcm_status_user_compat(struct snd_pcm_substream *substream,
+				      struct snd_pcm_status32 __user *src)
 {
-	snd_pcm_status_t status;
+	struct snd_pcm_status status;
 	int err;
 
 	err = snd_pcm_status(substream, &status);
@@ -221,12 +221,12 @@ static int snd_pcm_status_user_compat(snd_pcm_substream_t *substream,
 }
 
 /* both for HW_PARAMS and HW_REFINE */
-static int snd_pcm_ioctl_hw_params_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_hw_params_compat(struct snd_pcm_substream *substream,
 					  int refine, 
-					  struct sndrv_pcm_hw_params32 __user *data32)
+					  struct snd_pcm_hw_params32 __user *data32)
 {
-	struct sndrv_pcm_hw_params *data;
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_hw_params *data;
+	struct snd_pcm_runtime *runtime;
 	int err;
 
 	if (! (runtime = substream->runtime))
@@ -265,14 +265,14 @@ static int snd_pcm_ioctl_hw_params_compat(snd_pcm_substream_t *substream,
 
 /*
  */
-struct sndrv_xferi32 {
+struct snd_xferi32 {
 	s32 result;
 	u32 buf;
 	u32 frames;
 };
 
-static int snd_pcm_ioctl_xferi_compat(snd_pcm_substream_t *substream,
-				      int dir, struct sndrv_xferi32 __user *data32)
+static int snd_pcm_ioctl_xferi_compat(struct snd_pcm_substream *substream,
+				      int dir, struct snd_xferi32 __user *data32)
 {
 	compat_caddr_t buf;
 	u32 frames;
@@ -303,7 +303,7 @@ static int snd_pcm_ioctl_xferi_compat(snd_pcm_substream_t *substream,
 
 
 /* snd_xfern needs remapping of bufs */
-struct sndrv_xfern32 {
+struct snd_xfern32 {
 	s32 result;
 	u32 bufs;  /* this is void **; */
 	u32 frames;
@@ -315,8 +315,8 @@ struct sndrv_xfern32 {
  * handler there expands again the same 128 pointers on stack, so it is better
  * to handle the function (calling pcm_readv/writev) directly in this handler.
  */
-static int snd_pcm_ioctl_xfern_compat(snd_pcm_substream_t *substream,
-				      int dir, struct sndrv_xfern32 __user *data32)
+static int snd_pcm_ioctl_xfern_compat(struct snd_pcm_substream *substream,
+				      int dir, struct snd_xfern32 __user *data32)
 {
 	compat_caddr_t buf;
 	compat_caddr_t __user *bufptr;
@@ -360,7 +360,7 @@ static int snd_pcm_ioctl_xfern_compat(snd_pcm_substream_t *substream,
 }
 
 
-struct sndrv_pcm_mmap_status32 {
+struct snd_pcm_mmap_status32 {
 	s32 state;
 	s32 pad1;
 	u32 hw_ptr;
@@ -368,32 +368,32 @@ struct sndrv_pcm_mmap_status32 {
 	s32 suspended_state;
 } __attribute__((packed));
 
-struct sndrv_pcm_mmap_control32 {
+struct snd_pcm_mmap_control32 {
 	u32 appl_ptr;
 	u32 avail_min;
 };
 
-struct sndrv_pcm_sync_ptr32 {
+struct snd_pcm_sync_ptr32 {
 	u32 flags;
 	union {
-		struct sndrv_pcm_mmap_status32 status;
+		struct snd_pcm_mmap_status32 status;
 		unsigned char reserved[64];
 	} s;
 	union {
-		struct sndrv_pcm_mmap_control32 control;
+		struct snd_pcm_mmap_control32 control;
 		unsigned char reserved[64];
 	} c;
 } __attribute__((packed));
 
-static int snd_pcm_ioctl_sync_ptr_compat(snd_pcm_substream_t *substream,
-					 struct sndrv_pcm_sync_ptr32 __user *src)
+static int snd_pcm_ioctl_sync_ptr_compat(struct snd_pcm_substream *substream,
+					 struct snd_pcm_sync_ptr32 __user *src)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	volatile struct sndrv_pcm_mmap_status *status;
-	volatile struct sndrv_pcm_mmap_control *control;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	volatile struct snd_pcm_mmap_status *status;
+	volatile struct snd_pcm_mmap_control *control;
 	u32 sflags;
-	struct sndrv_pcm_mmap_control scontrol;
-	struct sndrv_pcm_mmap_status sstatus;
+	struct snd_pcm_mmap_control scontrol;
+	struct snd_pcm_mmap_status sstatus;
 	snd_pcm_uframes_t boundary;
 	int err;
 
@@ -444,26 +444,26 @@ static int snd_pcm_ioctl_sync_ptr_compat(snd_pcm_substream_t *substream,
 /*
  */
 enum {
-	SNDRV_PCM_IOCTL_HW_REFINE32 = _IOWR('A', 0x10, struct sndrv_pcm_hw_params32),
-	SNDRV_PCM_IOCTL_HW_PARAMS32 = _IOWR('A', 0x11, struct sndrv_pcm_hw_params32),
-	SNDRV_PCM_IOCTL_SW_PARAMS32 = _IOWR('A', 0x13, struct sndrv_pcm_sw_params32),
-	SNDRV_PCM_IOCTL_STATUS32 = _IOR('A', 0x20, struct sndrv_pcm_status32),
+	SNDRV_PCM_IOCTL_HW_REFINE32 = _IOWR('A', 0x10, struct snd_pcm_hw_params32),
+	SNDRV_PCM_IOCTL_HW_PARAMS32 = _IOWR('A', 0x11, struct snd_pcm_hw_params32),
+	SNDRV_PCM_IOCTL_SW_PARAMS32 = _IOWR('A', 0x13, struct snd_pcm_sw_params32),
+	SNDRV_PCM_IOCTL_STATUS32 = _IOR('A', 0x20, struct snd_pcm_status32),
 	SNDRV_PCM_IOCTL_DELAY32 = _IOR('A', 0x21, s32),
-	SNDRV_PCM_IOCTL_CHANNEL_INFO32 = _IOR('A', 0x32, struct sndrv_pcm_channel_info32),
+	SNDRV_PCM_IOCTL_CHANNEL_INFO32 = _IOR('A', 0x32, struct snd_pcm_channel_info32),
 	SNDRV_PCM_IOCTL_REWIND32 = _IOW('A', 0x46, u32),
 	SNDRV_PCM_IOCTL_FORWARD32 = _IOW('A', 0x49, u32),
-	SNDRV_PCM_IOCTL_WRITEI_FRAMES32 = _IOW('A', 0x50, struct sndrv_xferi32),
-	SNDRV_PCM_IOCTL_READI_FRAMES32 = _IOR('A', 0x51, struct sndrv_xferi32),
-	SNDRV_PCM_IOCTL_WRITEN_FRAMES32 = _IOW('A', 0x52, struct sndrv_xfern32),
-	SNDRV_PCM_IOCTL_READN_FRAMES32 = _IOR('A', 0x53, struct sndrv_xfern32),
-	SNDRV_PCM_IOCTL_SYNC_PTR32 = _IOWR('A', 0x23, struct sndrv_pcm_sync_ptr32),
+	SNDRV_PCM_IOCTL_WRITEI_FRAMES32 = _IOW('A', 0x50, struct snd_xferi32),
+	SNDRV_PCM_IOCTL_READI_FRAMES32 = _IOR('A', 0x51, struct snd_xferi32),
+	SNDRV_PCM_IOCTL_WRITEN_FRAMES32 = _IOW('A', 0x52, struct snd_xfern32),
+	SNDRV_PCM_IOCTL_READN_FRAMES32 = _IOR('A', 0x53, struct snd_xfern32),
+	SNDRV_PCM_IOCTL_SYNC_PTR32 = _IOWR('A', 0x23, struct snd_pcm_sync_ptr32),
 
 };
 
 static long snd_pcm_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg)
 {
-	snd_pcm_file_t *pcm_file;
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_file *pcm_file;
+	struct snd_pcm_substream *substream;
 	void __user *argp = compat_ptr(arg);
 
 	pcm_file = file->private_data;
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 3dbf9bf2ac16..c58ec67d1cbf 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -39,9 +39,9 @@
  *
  * when runtime->silence_size >= runtime->boundary - fill processed area with silence immediately
  */
-void snd_pcm_playback_silence(snd_pcm_substream_t *substream, snd_pcm_uframes_t new_hw_ptr)
+void snd_pcm_playback_silence(struct snd_pcm_substream *substream, snd_pcm_uframes_t new_hw_ptr)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_uframes_t frames, ofs, transfer;
 
 	if (runtime->silence_size < runtime->boundary) {
@@ -128,7 +128,7 @@ void snd_pcm_playback_silence(snd_pcm_substream_t *substream, snd_pcm_uframes_t
 	}
 }
 
-static void xrun(snd_pcm_substream_t *substream)
+static void xrun(struct snd_pcm_substream *substream)
 {
 	snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN);
 #ifdef CONFIG_SND_DEBUG
@@ -143,8 +143,8 @@ static void xrun(snd_pcm_substream_t *substream)
 #endif
 }
 
-static inline snd_pcm_uframes_t snd_pcm_update_hw_ptr_pos(snd_pcm_substream_t *substream,
-							  snd_pcm_runtime_t *runtime)
+static inline snd_pcm_uframes_t snd_pcm_update_hw_ptr_pos(struct snd_pcm_substream *substream,
+							  struct snd_pcm_runtime *runtime)
 {
 	snd_pcm_uframes_t pos;
 
@@ -162,8 +162,8 @@ static inline snd_pcm_uframes_t snd_pcm_update_hw_ptr_pos(snd_pcm_substream_t *s
 	return pos;
 }
 
-static inline int snd_pcm_update_hw_ptr_post(snd_pcm_substream_t *substream,
-					     snd_pcm_runtime_t *runtime)
+static inline int snd_pcm_update_hw_ptr_post(struct snd_pcm_substream *substream,
+					     struct snd_pcm_runtime *runtime)
 {
 	snd_pcm_uframes_t avail;
 
@@ -185,9 +185,9 @@ static inline int snd_pcm_update_hw_ptr_post(snd_pcm_substream_t *substream,
 	return 0;
 }
 
-static inline int snd_pcm_update_hw_ptr_interrupt(snd_pcm_substream_t *substream)
+static inline int snd_pcm_update_hw_ptr_interrupt(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_uframes_t pos;
 	snd_pcm_uframes_t new_hw_ptr, hw_ptr_interrupt;
 	snd_pcm_sframes_t delta;
@@ -232,9 +232,9 @@ static inline int snd_pcm_update_hw_ptr_interrupt(snd_pcm_substream_t *substream
 }
 
 /* CAUTION: call it with irq disabled */
-int snd_pcm_update_hw_ptr(snd_pcm_substream_t *substream)
+int snd_pcm_update_hw_ptr(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_uframes_t pos;
 	snd_pcm_uframes_t old_hw_ptr, new_hw_ptr;
 	snd_pcm_sframes_t delta;
@@ -281,10 +281,10 @@ int snd_pcm_update_hw_ptr(snd_pcm_substream_t *substream)
  *
  * Sets the given PCM operators to the pcm instance.
  */
-void snd_pcm_set_ops(snd_pcm_t *pcm, int direction, snd_pcm_ops_t *ops)
+void snd_pcm_set_ops(struct snd_pcm *pcm, int direction, struct snd_pcm_ops *ops)
 {
-	snd_pcm_str_t *stream = &pcm->streams[direction];
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_str *stream = &pcm->streams[direction];
+	struct snd_pcm_substream *substream;
 	
 	for (substream = stream->substream; substream != NULL; substream = substream->next)
 		substream->ops = ops;
@@ -297,9 +297,9 @@ void snd_pcm_set_ops(snd_pcm_t *pcm, int direction, snd_pcm_ops_t *ops)
  *
  * Sets the PCM sync identifier for the card.
  */
-void snd_pcm_set_sync(snd_pcm_substream_t * substream)
+void snd_pcm_set_sync(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	
 	runtime->sync.id32[0] = substream->pcm->card->number;
 	runtime->sync.id32[1] = -1;
@@ -370,7 +370,7 @@ static inline unsigned int muldiv32(unsigned int a, unsigned int b,
 	return n;
 }
 
-static int snd_interval_refine_min(snd_interval_t *i, unsigned int min, int openmin)
+static int snd_interval_refine_min(struct snd_interval *i, unsigned int min, int openmin)
 {
 	int changed = 0;
 	assert(!snd_interval_empty(i));
@@ -395,7 +395,7 @@ static int snd_interval_refine_min(snd_interval_t *i, unsigned int min, int open
 	return changed;
 }
 
-static int snd_interval_refine_max(snd_interval_t *i, unsigned int max, int openmax)
+static int snd_interval_refine_max(struct snd_interval *i, unsigned int max, int openmax)
 {
 	int changed = 0;
 	assert(!snd_interval_empty(i));
@@ -431,7 +431,7 @@ static int snd_interval_refine_max(snd_interval_t *i, unsigned int max, int open
  *
  * Returns non-zero if the value is changed, zero if not changed.
  */
-int snd_interval_refine(snd_interval_t *i, const snd_interval_t *v)
+int snd_interval_refine(struct snd_interval *i, const struct snd_interval *v)
 {
 	int changed = 0;
 	assert(!snd_interval_empty(i));
@@ -473,7 +473,7 @@ int snd_interval_refine(snd_interval_t *i, const snd_interval_t *v)
 	return changed;
 }
 
-static int snd_interval_refine_first(snd_interval_t *i)
+static int snd_interval_refine_first(struct snd_interval *i)
 {
 	assert(!snd_interval_empty(i));
 	if (snd_interval_single(i))
@@ -485,7 +485,7 @@ static int snd_interval_refine_first(snd_interval_t *i)
 	return 1;
 }
 
-static int snd_interval_refine_last(snd_interval_t *i)
+static int snd_interval_refine_last(struct snd_interval *i)
 {
 	assert(!snd_interval_empty(i));
 	if (snd_interval_single(i))
@@ -497,9 +497,9 @@ static int snd_interval_refine_last(snd_interval_t *i)
 	return 1;
 }
 
-static int snd_interval_refine_set(snd_interval_t *i, unsigned int val)
+static int snd_interval_refine_set(struct snd_interval *i, unsigned int val)
 {
-	snd_interval_t t;
+	struct snd_interval t;
 	t.empty = 0;
 	t.min = t.max = val;
 	t.openmin = t.openmax = 0;
@@ -507,7 +507,7 @@ static int snd_interval_refine_set(snd_interval_t *i, unsigned int val)
 	return snd_interval_refine(i, &t);
 }
 
-void snd_interval_mul(const snd_interval_t *a, const snd_interval_t *b, snd_interval_t *c)
+void snd_interval_mul(const struct snd_interval *a, const struct snd_interval *b, struct snd_interval *c)
 {
 	if (a->empty || b->empty) {
 		snd_interval_none(c);
@@ -531,7 +531,7 @@ void snd_interval_mul(const snd_interval_t *a, const snd_interval_t *b, snd_inte
  *
  * Returns non-zero if the value is changed, zero if not changed.
  */
-void snd_interval_div(const snd_interval_t *a, const snd_interval_t *b, snd_interval_t *c)
+void snd_interval_div(const struct snd_interval *a, const struct snd_interval *b, struct snd_interval *c)
 {
 	unsigned int r;
 	if (a->empty || b->empty) {
@@ -566,8 +566,8 @@ void snd_interval_div(const snd_interval_t *a, const snd_interval_t *b, snd_inte
  *
  * Returns non-zero if the value is changed, zero if not changed.
  */
-void snd_interval_muldivk(const snd_interval_t *a, const snd_interval_t *b,
-		      unsigned int k, snd_interval_t *c)
+void snd_interval_muldivk(const struct snd_interval *a, const struct snd_interval *b,
+		      unsigned int k, struct snd_interval *c)
 {
 	unsigned int r;
 	if (a->empty || b->empty) {
@@ -597,8 +597,8 @@ void snd_interval_muldivk(const snd_interval_t *a, const snd_interval_t *b,
  *
  * Returns non-zero if the value is changed, zero if not changed.
  */
-void snd_interval_mulkdiv(const snd_interval_t *a, unsigned int k,
-		      const snd_interval_t *b, snd_interval_t *c)
+void snd_interval_mulkdiv(const struct snd_interval *a, unsigned int k,
+		      const struct snd_interval *b, struct snd_interval *c)
 {
 	unsigned int r;
 	if (a->empty || b->empty) {
@@ -636,13 +636,13 @@ void snd_interval_mulkdiv(const snd_interval_t *a, unsigned int k,
  *
  * Returns non-zero if the value is changed, zero if not changed.
  */
-int snd_interval_ratnum(snd_interval_t *i,
-		    unsigned int rats_count, ratnum_t *rats,
-		    unsigned int *nump, unsigned int *denp)
+int snd_interval_ratnum(struct snd_interval *i,
+			unsigned int rats_count, struct snd_ratnum *rats,
+			unsigned int *nump, unsigned int *denp)
 {
 	unsigned int best_num, best_diff, best_den;
 	unsigned int k;
-	snd_interval_t t;
+	struct snd_interval t;
 	int err;
 
 	best_num = best_den = best_diff = 0;
@@ -731,20 +731,20 @@ int snd_interval_ratnum(snd_interval_t *i,
 /**
  * snd_interval_ratden - refine the interval value
  * @i: interval to refine
- * @rats_count: number of ratden_t
- * @rats: ratden_t array
+ * @rats_count: number of struct ratden
+ * @rats: struct ratden array
  * @nump: pointer to store the resultant numerator
  * @denp: pointer to store the resultant denominator
  *
  * Returns non-zero if the value is changed, zero if not changed.
  */
-static int snd_interval_ratden(snd_interval_t *i,
-			       unsigned int rats_count, ratden_t *rats,
+static int snd_interval_ratden(struct snd_interval *i,
+			       unsigned int rats_count, struct snd_ratden *rats,
 			       unsigned int *nump, unsigned int *denp)
 {
 	unsigned int best_num, best_diff, best_den;
 	unsigned int k;
-	snd_interval_t t;
+	struct snd_interval t;
 	int err;
 
 	best_num = best_den = best_diff = 0;
@@ -837,7 +837,7 @@ static int snd_interval_ratden(snd_interval_t *i,
  *
  * Returns non-zero if the value is changed, zero if not changed.
  */
-int snd_interval_list(snd_interval_t *i, unsigned int count, unsigned int *list, unsigned int mask)
+int snd_interval_list(struct snd_interval *i, unsigned int count, unsigned int *list, unsigned int mask)
 {
         unsigned int k;
 	int changed = 0;
@@ -878,7 +878,7 @@ int snd_interval_list(snd_interval_t *i, unsigned int count, unsigned int *list,
         return changed;
 }
 
-static int snd_interval_step(snd_interval_t *i, unsigned int min, unsigned int step)
+static int snd_interval_step(struct snd_interval *i, unsigned int min, unsigned int step)
 {
 	unsigned int n;
 	int changed = 0;
@@ -912,18 +912,18 @@ static int snd_interval_step(snd_interval_t *i, unsigned int min, unsigned int s
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_hw_rule_add(snd_pcm_runtime_t *runtime, unsigned int cond,
+int snd_pcm_hw_rule_add(struct snd_pcm_runtime *runtime, unsigned int cond,
 			int var,
 			snd_pcm_hw_rule_func_t func, void *private,
 			int dep, ...)
 {
-	snd_pcm_hw_constraints_t *constrs = &runtime->hw_constraints;
-	snd_pcm_hw_rule_t *c;
+	struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
+	struct snd_pcm_hw_rule *c;
 	unsigned int k;
 	va_list args;
 	va_start(args, dep);
 	if (constrs->rules_num >= constrs->rules_all) {
-		snd_pcm_hw_rule_t *new;
+		struct snd_pcm_hw_rule *new;
 		unsigned int new_rules = constrs->rules_all + 16;
 		new = kcalloc(new_rules, sizeof(*c), GFP_KERNEL);
 		if (!new)
@@ -962,11 +962,11 @@ int snd_pcm_hw_rule_add(snd_pcm_runtime_t *runtime, unsigned int cond,
  *
  * Apply the constraint of the given bitmap mask to a mask parameter.
  */
-int snd_pcm_hw_constraint_mask(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t var,
+int snd_pcm_hw_constraint_mask(struct snd_pcm_runtime *runtime, snd_pcm_hw_param_t var,
 			       u_int32_t mask)
 {
-	snd_pcm_hw_constraints_t *constrs = &runtime->hw_constraints;
-	snd_mask_t *maskp = constrs_mask(constrs, var);
+	struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
+	struct snd_mask *maskp = constrs_mask(constrs, var);
 	*maskp->bits &= mask;
 	memset(maskp->bits + 1, 0, (SNDRV_MASK_MAX-32) / 8); /* clear rest */
 	if (*maskp->bits == 0)
@@ -982,11 +982,11 @@ int snd_pcm_hw_constraint_mask(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t va
  *
  * Apply the constraint of the given bitmap mask to a mask parameter.
  */
-int snd_pcm_hw_constraint_mask64(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t var,
+int snd_pcm_hw_constraint_mask64(struct snd_pcm_runtime *runtime, snd_pcm_hw_param_t var,
 				 u_int64_t mask)
 {
-	snd_pcm_hw_constraints_t *constrs = &runtime->hw_constraints;
-	snd_mask_t *maskp = constrs_mask(constrs, var);
+	struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
+	struct snd_mask *maskp = constrs_mask(constrs, var);
 	maskp->bits[0] &= (u_int32_t)mask;
 	maskp->bits[1] &= (u_int32_t)(mask >> 32);
 	memset(maskp->bits + 2, 0, (SNDRV_MASK_MAX-64) / 8); /* clear rest */
@@ -1002,9 +1002,9 @@ int snd_pcm_hw_constraint_mask64(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t
  *
  * Apply the constraint of integer to an interval parameter.
  */
-int snd_pcm_hw_constraint_integer(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t var)
+int snd_pcm_hw_constraint_integer(struct snd_pcm_runtime *runtime, snd_pcm_hw_param_t var)
 {
-	snd_pcm_hw_constraints_t *constrs = &runtime->hw_constraints;
+	struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
 	return snd_interval_setinteger(constrs_interval(constrs, var));
 }
 
@@ -1017,11 +1017,11 @@ int snd_pcm_hw_constraint_integer(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t
  * 
  * Apply the min/max range constraint to an interval parameter.
  */
-int snd_pcm_hw_constraint_minmax(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t var,
+int snd_pcm_hw_constraint_minmax(struct snd_pcm_runtime *runtime, snd_pcm_hw_param_t var,
 				 unsigned int min, unsigned int max)
 {
-	snd_pcm_hw_constraints_t *constrs = &runtime->hw_constraints;
-	snd_interval_t t;
+	struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
+	struct snd_interval t;
 	t.min = min;
 	t.max = max;
 	t.openmin = t.openmax = 0;
@@ -1029,10 +1029,10 @@ int snd_pcm_hw_constraint_minmax(snd_pcm_runtime_t *runtime, snd_pcm_hw_param_t
 	return snd_interval_refine(constrs_interval(constrs, var), &t);
 }
 
-static int snd_pcm_hw_rule_list(snd_pcm_hw_params_t *params,
-				snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_list(struct snd_pcm_hw_params *params,
+				struct snd_pcm_hw_rule *rule)
 {
-	snd_pcm_hw_constraint_list_t *list = rule->private;
+	struct snd_pcm_hw_constraint_list *list = rule->private;
 	return snd_interval_list(hw_param_interval(params, rule->var), list->count, list->list, list->mask);
 }		
 
@@ -1046,20 +1046,20 @@ static int snd_pcm_hw_rule_list(snd_pcm_hw_params_t *params,
  * 
  * Apply the list of constraints to an interval parameter.
  */
-int snd_pcm_hw_constraint_list(snd_pcm_runtime_t *runtime,
+int snd_pcm_hw_constraint_list(struct snd_pcm_runtime *runtime,
 			       unsigned int cond,
 			       snd_pcm_hw_param_t var,
-			       snd_pcm_hw_constraint_list_t *l)
+			       struct snd_pcm_hw_constraint_list *l)
 {
 	return snd_pcm_hw_rule_add(runtime, cond, var,
 				   snd_pcm_hw_rule_list, l,
 				   var, -1);
 }
 
-static int snd_pcm_hw_rule_ratnums(snd_pcm_hw_params_t *params,
-				   snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_ratnums(struct snd_pcm_hw_params *params,
+				   struct snd_pcm_hw_rule *rule)
 {
-	snd_pcm_hw_constraint_ratnums_t *r = rule->private;
+	struct snd_pcm_hw_constraint_ratnums *r = rule->private;
 	unsigned int num = 0, den = 0;
 	int err;
 	err = snd_interval_ratnum(hw_param_interval(params, rule->var),
@@ -1076,22 +1076,22 @@ static int snd_pcm_hw_rule_ratnums(snd_pcm_hw_params_t *params,
  * @runtime: PCM runtime instance
  * @cond: condition bits
  * @var: hw_params variable to apply the ratnums constraint
- * @r: ratnums_t constriants
+ * @r: struct snd_ratnums constriants
  */
-int snd_pcm_hw_constraint_ratnums(snd_pcm_runtime_t *runtime, 
+int snd_pcm_hw_constraint_ratnums(struct snd_pcm_runtime *runtime, 
 				  unsigned int cond,
 				  snd_pcm_hw_param_t var,
-				  snd_pcm_hw_constraint_ratnums_t *r)
+				  struct snd_pcm_hw_constraint_ratnums *r)
 {
 	return snd_pcm_hw_rule_add(runtime, cond, var,
 				   snd_pcm_hw_rule_ratnums, r,
 				   var, -1);
 }
 
-static int snd_pcm_hw_rule_ratdens(snd_pcm_hw_params_t *params,
-				   snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_ratdens(struct snd_pcm_hw_params *params,
+				   struct snd_pcm_hw_rule *rule)
 {
-	snd_pcm_hw_constraint_ratdens_t *r = rule->private;
+	struct snd_pcm_hw_constraint_ratdens *r = rule->private;
 	unsigned int num = 0, den = 0;
 	int err = snd_interval_ratden(hw_param_interval(params, rule->var),
 				  r->nrats, r->rats, &num, &den);
@@ -1107,25 +1107,25 @@ static int snd_pcm_hw_rule_ratdens(snd_pcm_hw_params_t *params,
  * @runtime: PCM runtime instance
  * @cond: condition bits
  * @var: hw_params variable to apply the ratdens constraint
- * @r: ratdens_t constriants
+ * @r: struct snd_ratdens constriants
  */
-int snd_pcm_hw_constraint_ratdens(snd_pcm_runtime_t *runtime, 
+int snd_pcm_hw_constraint_ratdens(struct snd_pcm_runtime *runtime, 
 				  unsigned int cond,
 				  snd_pcm_hw_param_t var,
-				  snd_pcm_hw_constraint_ratdens_t *r)
+				  struct snd_pcm_hw_constraint_ratdens *r)
 {
 	return snd_pcm_hw_rule_add(runtime, cond, var,
 				   snd_pcm_hw_rule_ratdens, r,
 				   var, -1);
 }
 
-static int snd_pcm_hw_rule_msbits(snd_pcm_hw_params_t *params,
-				  snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_msbits(struct snd_pcm_hw_params *params,
+				  struct snd_pcm_hw_rule *rule)
 {
 	unsigned int l = (unsigned long) rule->private;
 	int width = l & 0xffff;
 	unsigned int msbits = l >> 16;
-	snd_interval_t *i = hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS);
+	struct snd_interval *i = hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS);
 	if (snd_interval_single(i) && snd_interval_value(i) == width)
 		params->msbits = msbits;
 	return 0;
@@ -1138,7 +1138,7 @@ static int snd_pcm_hw_rule_msbits(snd_pcm_hw_params_t *params,
  * @width: sample bits width
  * @msbits: msbits width
  */
-int snd_pcm_hw_constraint_msbits(snd_pcm_runtime_t *runtime, 
+int snd_pcm_hw_constraint_msbits(struct snd_pcm_runtime *runtime, 
 				 unsigned int cond,
 				 unsigned int width,
 				 unsigned int msbits)
@@ -1150,8 +1150,8 @@ int snd_pcm_hw_constraint_msbits(snd_pcm_runtime_t *runtime,
 				    SNDRV_PCM_HW_PARAM_SAMPLE_BITS, -1);
 }
 
-static int snd_pcm_hw_rule_step(snd_pcm_hw_params_t *params,
-				snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_step(struct snd_pcm_hw_params *params,
+				struct snd_pcm_hw_rule *rule)
 {
 	unsigned long step = (unsigned long) rule->private;
 	return snd_interval_step(hw_param_interval(params, rule->var), 0, step);
@@ -1164,7 +1164,7 @@ static int snd_pcm_hw_rule_step(snd_pcm_hw_params_t *params,
  * @var: hw_params variable to apply the step constraint
  * @step: step size
  */
-int snd_pcm_hw_constraint_step(snd_pcm_runtime_t *runtime,
+int snd_pcm_hw_constraint_step(struct snd_pcm_runtime *runtime,
 			       unsigned int cond,
 			       snd_pcm_hw_param_t var,
 			       unsigned long step)
@@ -1174,7 +1174,7 @@ int snd_pcm_hw_constraint_step(snd_pcm_runtime_t *runtime,
 				   var, -1);
 }
 
-static int snd_pcm_hw_rule_pow2(snd_pcm_hw_params_t *params, snd_pcm_hw_rule_t *rule)
+static int snd_pcm_hw_rule_pow2(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule)
 {
 	static int pow2_sizes[] = {
 		1<<0, 1<<1, 1<<2, 1<<3, 1<<4, 1<<5, 1<<6, 1<<7,
@@ -1192,7 +1192,7 @@ static int snd_pcm_hw_rule_pow2(snd_pcm_hw_params_t *params, snd_pcm_hw_rule_t *
  * @cond: condition bits
  * @var: hw_params variable to apply the power-of-2 constraint
  */
-int snd_pcm_hw_constraint_pow2(snd_pcm_runtime_t *runtime,
+int snd_pcm_hw_constraint_pow2(struct snd_pcm_runtime *runtime,
 			       unsigned int cond,
 			       snd_pcm_hw_param_t var)
 {
@@ -1202,13 +1202,12 @@ int snd_pcm_hw_constraint_pow2(snd_pcm_runtime_t *runtime,
 }
 
 /* To use the same code we have in alsa-lib */
-#define snd_pcm_t snd_pcm_substream_t
 #define assert(i) snd_assert((i), return -EINVAL)
 #ifndef INT_MIN
 #define INT_MIN ((int)((unsigned int)INT_MAX+1))
 #endif
 
-static void _snd_pcm_hw_param_any(snd_pcm_hw_params_t *params,
+static void _snd_pcm_hw_param_any(struct snd_pcm_hw_params *params,
 				  snd_pcm_hw_param_t var)
 {
 	if (hw_is_mask(var)) {
@@ -1230,7 +1229,7 @@ static void _snd_pcm_hw_param_any(snd_pcm_hw_params_t *params,
 /*
  * snd_pcm_hw_param_any
  */
-int snd_pcm_hw_param_any(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
+int snd_pcm_hw_param_any(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params,
 			 snd_pcm_hw_param_t var)
 {
 	_snd_pcm_hw_param_any(params, var);
@@ -1238,7 +1237,7 @@ int snd_pcm_hw_param_any(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
 }
 #endif  /*  0  */
 
-void _snd_pcm_hw_params_any(snd_pcm_hw_params_t *params)
+void _snd_pcm_hw_params_any(struct snd_pcm_hw_params *params)
 {
 	unsigned int k;
 	memset(params, 0, sizeof(*params));
@@ -1255,7 +1254,7 @@ void _snd_pcm_hw_params_any(snd_pcm_hw_params_t *params)
  *
  * Fill PARAMS with full configuration space boundaries
  */
-int snd_pcm_hw_params_any(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
+int snd_pcm_hw_params_any(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params)
 {
 	_snd_pcm_hw_params_any(params);
 	return snd_pcm_hw_refine(pcm, params);
@@ -1271,11 +1270,11 @@ int snd_pcm_hw_params_any(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
  * Return the value for field PAR if it's fixed in configuration space 
  *  defined by PARAMS. Return -EINVAL otherwise
  */
-static int snd_pcm_hw_param_value(const snd_pcm_hw_params_t *params,
+static int snd_pcm_hw_param_value(const struct snd_pcm_hw_params *params,
 				  snd_pcm_hw_param_t var, int *dir)
 {
 	if (hw_is_mask(var)) {
-		const snd_mask_t *mask = hw_param_mask_c(params, var);
+		const struct snd_mask *mask = hw_param_mask_c(params, var);
 		if (!snd_mask_single(mask))
 			return -EINVAL;
 		if (dir)
@@ -1283,7 +1282,7 @@ static int snd_pcm_hw_param_value(const snd_pcm_hw_params_t *params,
 		return snd_mask_value(mask);
 	}
 	if (hw_is_interval(var)) {
-		const snd_interval_t *i = hw_param_interval_c(params, var);
+		const struct snd_interval *i = hw_param_interval_c(params, var);
 		if (!snd_interval_single(i))
 			return -EINVAL;
 		if (dir)
@@ -1302,7 +1301,7 @@ static int snd_pcm_hw_param_value(const snd_pcm_hw_params_t *params,
  *
  * Return the minimum value for field PAR.
  */
-unsigned int snd_pcm_hw_param_value_min(const snd_pcm_hw_params_t *params,
+unsigned int snd_pcm_hw_param_value_min(const struct snd_pcm_hw_params *params,
 					snd_pcm_hw_param_t var, int *dir)
 {
 	if (hw_is_mask(var)) {
@@ -1311,7 +1310,7 @@ unsigned int snd_pcm_hw_param_value_min(const snd_pcm_hw_params_t *params,
 		return snd_mask_min(hw_param_mask_c(params, var));
 	}
 	if (hw_is_interval(var)) {
-		const snd_interval_t *i = hw_param_interval_c(params, var);
+		const struct snd_interval *i = hw_param_interval_c(params, var);
 		if (dir)
 			*dir = i->openmin;
 		return snd_interval_min(i);
@@ -1328,7 +1327,7 @@ unsigned int snd_pcm_hw_param_value_min(const snd_pcm_hw_params_t *params,
  *
  * Return the maximum value for field PAR.
  */
-unsigned int snd_pcm_hw_param_value_max(const snd_pcm_hw_params_t *params,
+unsigned int snd_pcm_hw_param_value_max(const struct snd_pcm_hw_params *params,
 					snd_pcm_hw_param_t var, int *dir)
 {
 	if (hw_is_mask(var)) {
@@ -1337,7 +1336,7 @@ unsigned int snd_pcm_hw_param_value_max(const snd_pcm_hw_params_t *params,
 		return snd_mask_max(hw_param_mask_c(params, var));
 	}
 	if (hw_is_interval(var)) {
-		const snd_interval_t *i = hw_param_interval_c(params, var);
+		const struct snd_interval *i = hw_param_interval_c(params, var);
 		if (dir)
 			*dir = - (int) i->openmax;
 		return snd_interval_max(i);
@@ -1346,7 +1345,7 @@ unsigned int snd_pcm_hw_param_value_max(const snd_pcm_hw_params_t *params,
 	return -EINVAL;
 }
 
-void _snd_pcm_hw_param_setempty(snd_pcm_hw_params_t *params,
+void _snd_pcm_hw_param_setempty(struct snd_pcm_hw_params *params,
 				snd_pcm_hw_param_t var)
 {
 	if (hw_is_mask(var)) {
@@ -1362,7 +1361,7 @@ void _snd_pcm_hw_param_setempty(snd_pcm_hw_params_t *params,
 	}
 }
 
-int _snd_pcm_hw_param_setinteger(snd_pcm_hw_params_t *params,
+int _snd_pcm_hw_param_setinteger(struct snd_pcm_hw_params *params,
 				 snd_pcm_hw_param_t var)
 {
 	int changed;
@@ -1383,8 +1382,8 @@ int _snd_pcm_hw_param_setinteger(snd_pcm_hw_params_t *params,
  * non integer values. Reduce configuration space accordingly.
  * Return -EINVAL if the configuration space is empty
  */
-int snd_pcm_hw_param_setinteger(snd_pcm_t *pcm, 
-				snd_pcm_hw_params_t *params,
+int snd_pcm_hw_param_setinteger(struct snd_pcm_substream *pcm, 
+				struct snd_pcm_hw_params *params,
 				snd_pcm_hw_param_t var)
 {
 	int changed = _snd_pcm_hw_param_setinteger(params, var);
@@ -1399,7 +1398,7 @@ int snd_pcm_hw_param_setinteger(snd_pcm_t *pcm,
 }
 #endif  /*  0  */
 
-static int _snd_pcm_hw_param_first(snd_pcm_hw_params_t *params,
+static int _snd_pcm_hw_param_first(struct snd_pcm_hw_params *params,
 				   snd_pcm_hw_param_t var)
 {
 	int changed;
@@ -1430,8 +1429,8 @@ static int _snd_pcm_hw_param_first(snd_pcm_hw_params_t *params,
  * values > minimum. Reduce configuration space accordingly.
  * Return the minimum.
  */
-static int snd_pcm_hw_param_first(snd_pcm_t *pcm, 
-				  snd_pcm_hw_params_t *params, 
+static int snd_pcm_hw_param_first(struct snd_pcm_substream *pcm, 
+				  struct snd_pcm_hw_params *params, 
 				  snd_pcm_hw_param_t var, int *dir)
 {
 	int changed = _snd_pcm_hw_param_first(params, var);
@@ -1444,7 +1443,7 @@ static int snd_pcm_hw_param_first(snd_pcm_t *pcm,
 	return snd_pcm_hw_param_value(params, var, dir);
 }
 
-static int _snd_pcm_hw_param_last(snd_pcm_hw_params_t *params,
+static int _snd_pcm_hw_param_last(struct snd_pcm_hw_params *params,
 				  snd_pcm_hw_param_t var)
 {
 	int changed;
@@ -1475,8 +1474,8 @@ static int _snd_pcm_hw_param_last(snd_pcm_hw_params_t *params,
  * values < maximum. Reduce configuration space accordingly.
  * Return the maximum.
  */
-static int snd_pcm_hw_param_last(snd_pcm_t *pcm, 
-				 snd_pcm_hw_params_t *params,
+static int snd_pcm_hw_param_last(struct snd_pcm_substream *pcm, 
+				 struct snd_pcm_hw_params *params,
 				 snd_pcm_hw_param_t var, int *dir)
 {
 	int changed = _snd_pcm_hw_param_last(params, var);
@@ -1489,7 +1488,7 @@ static int snd_pcm_hw_param_last(snd_pcm_t *pcm,
 	return snd_pcm_hw_param_value(params, var, dir);
 }
 
-int _snd_pcm_hw_param_min(snd_pcm_hw_params_t *params,
+int _snd_pcm_hw_param_min(struct snd_pcm_hw_params *params,
 			  snd_pcm_hw_param_t var, unsigned int val, int dir)
 {
 	int changed;
@@ -1531,7 +1530,7 @@ int _snd_pcm_hw_param_min(snd_pcm_hw_params_t *params,
  * values < VAL. Reduce configuration space accordingly.
  * Return new minimum or -EINVAL if the configuration space is empty
  */
-static int snd_pcm_hw_param_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
+static int snd_pcm_hw_param_min(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params,
 				snd_pcm_hw_param_t var, unsigned int val,
 				int *dir)
 {
@@ -1546,7 +1545,7 @@ static int snd_pcm_hw_param_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
 	return snd_pcm_hw_param_value_min(params, var, dir);
 }
 
-static int _snd_pcm_hw_param_max(snd_pcm_hw_params_t *params,
+static int _snd_pcm_hw_param_max(struct snd_pcm_hw_params *params,
 				 snd_pcm_hw_param_t var, unsigned int val,
 				 int dir)
 {
@@ -1591,7 +1590,7 @@ static int _snd_pcm_hw_param_max(snd_pcm_hw_params_t *params,
  *  values >= VAL + 1. Reduce configuration space accordingly.
  *  Return new maximum or -EINVAL if the configuration space is empty
  */
-static int snd_pcm_hw_param_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
+static int snd_pcm_hw_param_max(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params,
 				snd_pcm_hw_param_t var, unsigned int val,
 				int *dir)
 {
@@ -1606,12 +1605,12 @@ static int snd_pcm_hw_param_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
 	return snd_pcm_hw_param_value_max(params, var, dir);
 }
 
-int _snd_pcm_hw_param_set(snd_pcm_hw_params_t *params,
+int _snd_pcm_hw_param_set(struct snd_pcm_hw_params *params,
 			  snd_pcm_hw_param_t var, unsigned int val, int dir)
 {
 	int changed;
 	if (hw_is_mask(var)) {
-		snd_mask_t *m = hw_param_mask(params, var);
+		struct snd_mask *m = hw_param_mask(params, var);
 		if (val == 0 && dir < 0) {
 			changed = -EINVAL;
 			snd_mask_none(m);
@@ -1623,14 +1622,14 @@ int _snd_pcm_hw_param_set(snd_pcm_hw_params_t *params,
 			changed = snd_mask_refine_set(hw_param_mask(params, var), val);
 		}
 	} else if (hw_is_interval(var)) {
-		snd_interval_t *i = hw_param_interval(params, var);
+		struct snd_interval *i = hw_param_interval(params, var);
 		if (val == 0 && dir < 0) {
 			changed = -EINVAL;
 			snd_interval_none(i);
 		} else if (dir == 0)
 			changed = snd_interval_refine_set(i, val);
 		else {
-			snd_interval_t t;
+			struct snd_interval t;
 			t.openmin = 1;
 			t.openmax = 1;
 			t.empty = 0;
@@ -1667,7 +1666,7 @@ int _snd_pcm_hw_param_set(snd_pcm_hw_params_t *params,
  * values != VAL. Reduce configuration space accordingly.
  *  Return VAL or -EINVAL if the configuration space is empty
  */
-int snd_pcm_hw_param_set(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
+int snd_pcm_hw_param_set(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params,
 			 snd_pcm_hw_param_t var, unsigned int val, int dir)
 {
 	int changed = _snd_pcm_hw_param_set(params, var, val, dir);
@@ -1681,8 +1680,8 @@ int snd_pcm_hw_param_set(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
 	return snd_pcm_hw_param_value(params, var, NULL);
 }
 
-static int _snd_pcm_hw_param_mask(snd_pcm_hw_params_t *params,
-				  snd_pcm_hw_param_t var, const snd_mask_t *val)
+static int _snd_pcm_hw_param_mask(struct snd_pcm_hw_params *params,
+				  snd_pcm_hw_param_t var, const struct snd_mask *val)
 {
 	int changed;
 	assert(hw_is_mask(var));
@@ -1708,8 +1707,8 @@ static int _snd_pcm_hw_param_mask(snd_pcm_hw_params_t *params,
  * Return 0 on success or -EINVAL
  * if the configuration space is empty
  */
-int snd_pcm_hw_param_mask(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
-			  snd_pcm_hw_param_t var, const snd_mask_t *val)
+int snd_pcm_hw_param_mask(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params,
+			  snd_pcm_hw_param_t var, const struct snd_mask *val)
 {
 	int changed = _snd_pcm_hw_param_mask(params, var, val);
 	if (changed < 0)
@@ -1784,10 +1783,10 @@ static int boundary_nearer(int min, int mindir,
  * SNDRV_PCM_HW_PARAM_FORMAT, SNDRV_PCM_HW_PARAM_SUBFORMAT.
  * Return the value found.
   */
-int snd_pcm_hw_param_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
+int snd_pcm_hw_param_near(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params,
 			  snd_pcm_hw_param_t var, unsigned int best, int *dir)
 {
-	snd_pcm_hw_params_t *save = NULL;
+	struct snd_pcm_hw_params *save = NULL;
 	int v;
 	unsigned int saved_min;
 	int last = 0;
@@ -1814,7 +1813,7 @@ int snd_pcm_hw_param_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
 	saved_min = min;
 	min = snd_pcm_hw_param_min(pcm, params, var, min, &mindir);
 	if (min >= 0) {
-		snd_pcm_hw_params_t *params1;
+		struct snd_pcm_hw_params *params1;
 		if (max < 0)
 			goto _end;
 		if ((unsigned int)min == saved_min && mindir == valdir)
@@ -1861,7 +1860,7 @@ int snd_pcm_hw_param_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params,
  * first access, first format, first subformat, min channels,
  * min rate, min period time, max buffer size, min tick time
  */
-int snd_pcm_hw_params_choose(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
+int snd_pcm_hw_params_choose(struct snd_pcm_substream *pcm, struct snd_pcm_hw_params *params)
 {
 	int err;
 
@@ -1892,13 +1891,12 @@ int snd_pcm_hw_params_choose(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
 	return 0;
 }
 
-#undef snd_pcm_t
 #undef assert
 
-static int snd_pcm_lib_ioctl_reset(snd_pcm_substream_t *substream,
+static int snd_pcm_lib_ioctl_reset(struct snd_pcm_substream *substream,
 				   void *arg)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	unsigned long flags;
 	snd_pcm_stream_lock_irqsave(substream, flags);
 	if (snd_pcm_running(substream) &&
@@ -1910,11 +1908,11 @@ static int snd_pcm_lib_ioctl_reset(snd_pcm_substream_t *substream,
 	return 0;
 }
 
-static int snd_pcm_lib_ioctl_channel_info(snd_pcm_substream_t *substream,
+static int snd_pcm_lib_ioctl_channel_info(struct snd_pcm_substream *substream,
 					  void *arg)
 {
-	snd_pcm_channel_info_t *info = arg;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_channel_info *info = arg;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int width;
 	if (!(runtime->info & SNDRV_PCM_INFO_MMAP)) {
 		info->offset = -1;
@@ -1956,7 +1954,7 @@ static int snd_pcm_lib_ioctl_channel_info(snd_pcm_substream_t *substream,
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_lib_ioctl(snd_pcm_substream_t *substream,
+int snd_pcm_lib_ioctl(struct snd_pcm_substream *substream,
 		      unsigned int cmd, void *arg)
 {
 	switch (cmd) {
@@ -1974,10 +1972,10 @@ int snd_pcm_lib_ioctl(snd_pcm_substream_t *substream,
  *  Conditions
  */
 
-static void snd_pcm_system_tick_set(snd_pcm_substream_t *substream, 
+static void snd_pcm_system_tick_set(struct snd_pcm_substream *substream, 
 				    unsigned long ticks)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	if (ticks == 0)
 		del_timer(&runtime->tick_timer);
 	else {
@@ -1988,14 +1986,14 @@ static void snd_pcm_system_tick_set(snd_pcm_substream_t *substream,
 }
 
 /* Temporary alias */
-void snd_pcm_tick_set(snd_pcm_substream_t *substream, unsigned long ticks)
+void snd_pcm_tick_set(struct snd_pcm_substream *substream, unsigned long ticks)
 {
 	snd_pcm_system_tick_set(substream, ticks);
 }
 
-void snd_pcm_tick_prepare(snd_pcm_substream_t *substream)
+void snd_pcm_tick_prepare(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_uframes_t frames = ULONG_MAX;
 	snd_pcm_uframes_t avail, dist;
 	unsigned int ticks;
@@ -2046,9 +2044,9 @@ void snd_pcm_tick_prepare(snd_pcm_substream_t *substream)
 	snd_pcm_tick_set(substream, (unsigned long) ticks);
 }
 
-void snd_pcm_tick_elapsed(snd_pcm_substream_t *substream)
+void snd_pcm_tick_elapsed(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	unsigned long flags;
 	
 	snd_assert(substream != NULL, return);
@@ -2076,9 +2074,9 @@ void snd_pcm_tick_elapsed(snd_pcm_substream_t *substream)
  * Even if more than one periods have elapsed since the last call, you
  * have to call this only once.
  */
-void snd_pcm_period_elapsed(snd_pcm_substream_t *substream)
+void snd_pcm_period_elapsed(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	unsigned long flags;
 
 	snd_assert(substream != NULL, return);
@@ -2104,12 +2102,12 @@ void snd_pcm_period_elapsed(snd_pcm_substream_t *substream)
 	kill_fasync(&runtime->fasync, SIGIO, POLL_IN);
 }
 
-static int snd_pcm_lib_write_transfer(snd_pcm_substream_t *substream,
+static int snd_pcm_lib_write_transfer(struct snd_pcm_substream *substream,
 				      unsigned int hwoff,
 				      unsigned long data, unsigned int off,
 				      snd_pcm_uframes_t frames)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int err;
 	char __user *buf = (char __user *) data + frames_to_bytes(runtime, off);
 	if (substream->ops->copy) {
@@ -2124,17 +2122,17 @@ static int snd_pcm_lib_write_transfer(snd_pcm_substream_t *substream,
 	return 0;
 }
  
-typedef int (*transfer_f)(snd_pcm_substream_t *substream, unsigned int hwoff,
+typedef int (*transfer_f)(struct snd_pcm_substream *substream, unsigned int hwoff,
 			  unsigned long data, unsigned int off,
 			  snd_pcm_uframes_t size);
 
-static snd_pcm_sframes_t snd_pcm_lib_write1(snd_pcm_substream_t *substream, 
+static snd_pcm_sframes_t snd_pcm_lib_write1(struct snd_pcm_substream *substream, 
 					    unsigned long data,
 					    snd_pcm_uframes_t size,
 					    int nonblock,
 					    transfer_f transfer)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_uframes_t xfer = 0;
 	snd_pcm_uframes_t offset = 0;
 	int err = 0;
@@ -2290,9 +2288,9 @@ static snd_pcm_sframes_t snd_pcm_lib_write1(snd_pcm_substream_t *substream,
 	return xfer > 0 ? (snd_pcm_sframes_t)xfer : err;
 }
 
-snd_pcm_sframes_t snd_pcm_lib_write(snd_pcm_substream_t *substream, const void __user *buf, snd_pcm_uframes_t size)
+snd_pcm_sframes_t snd_pcm_lib_write(struct snd_pcm_substream *substream, const void __user *buf, snd_pcm_uframes_t size)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	int nonblock;
 
 	snd_assert(substream != NULL, return -ENXIO);
@@ -2306,7 +2304,7 @@ snd_pcm_sframes_t snd_pcm_lib_write(snd_pcm_substream_t *substream, const void _
 	nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
 	if (substream->oss.oss) {
-		snd_pcm_oss_setup_t *setup = substream->oss.setup;
+		struct snd_pcm_oss_setup *setup = substream->oss.setup;
 		if (setup != NULL) {
 			if (setup->nonblock)
 				nonblock = 1;
@@ -2323,12 +2321,12 @@ snd_pcm_sframes_t snd_pcm_lib_write(snd_pcm_substream_t *substream, const void _
 				  snd_pcm_lib_write_transfer);
 }
 
-static int snd_pcm_lib_writev_transfer(snd_pcm_substream_t *substream,
+static int snd_pcm_lib_writev_transfer(struct snd_pcm_substream *substream,
 				       unsigned int hwoff,
 				       unsigned long data, unsigned int off,
 				       snd_pcm_uframes_t frames)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int err;
 	void __user **bufs = (void __user **)data;
 	int channels = runtime->channels;
@@ -2363,11 +2361,11 @@ static int snd_pcm_lib_writev_transfer(snd_pcm_substream_t *substream,
 	return 0;
 }
  
-snd_pcm_sframes_t snd_pcm_lib_writev(snd_pcm_substream_t *substream,
+snd_pcm_sframes_t snd_pcm_lib_writev(struct snd_pcm_substream *substream,
 				     void __user **bufs,
 				     snd_pcm_uframes_t frames)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	int nonblock;
 
 	snd_assert(substream != NULL, return -ENXIO);
@@ -2381,7 +2379,7 @@ snd_pcm_sframes_t snd_pcm_lib_writev(snd_pcm_substream_t *substream,
 	nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
 	if (substream->oss.oss) {
-		snd_pcm_oss_setup_t *setup = substream->oss.setup;
+		struct snd_pcm_oss_setup *setup = substream->oss.setup;
 		if (setup != NULL) {
 			if (setup->nonblock)
 				nonblock = 1;
@@ -2397,12 +2395,12 @@ snd_pcm_sframes_t snd_pcm_lib_writev(snd_pcm_substream_t *substream,
 				  nonblock, snd_pcm_lib_writev_transfer);
 }
 
-static int snd_pcm_lib_read_transfer(snd_pcm_substream_t *substream, 
+static int snd_pcm_lib_read_transfer(struct snd_pcm_substream *substream, 
 				     unsigned int hwoff,
 				     unsigned long data, unsigned int off,
 				     snd_pcm_uframes_t frames)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int err;
 	char __user *buf = (char __user *) data + frames_to_bytes(runtime, off);
 	if (substream->ops->copy) {
@@ -2417,13 +2415,13 @@ static int snd_pcm_lib_read_transfer(snd_pcm_substream_t *substream,
 	return 0;
 }
 
-static snd_pcm_sframes_t snd_pcm_lib_read1(snd_pcm_substream_t *substream,
+static snd_pcm_sframes_t snd_pcm_lib_read1(struct snd_pcm_substream *substream,
 					   unsigned long data,
 					   snd_pcm_uframes_t size,
 					   int nonblock,
 					   transfer_f transfer)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	snd_pcm_uframes_t xfer = 0;
 	snd_pcm_uframes_t offset = 0;
 	int err = 0;
@@ -2587,9 +2585,9 @@ static snd_pcm_sframes_t snd_pcm_lib_read1(snd_pcm_substream_t *substream,
 	return xfer > 0 ? (snd_pcm_sframes_t)xfer : err;
 }
 
-snd_pcm_sframes_t snd_pcm_lib_read(snd_pcm_substream_t *substream, void __user *buf, snd_pcm_uframes_t size)
+snd_pcm_sframes_t snd_pcm_lib_read(struct snd_pcm_substream *substream, void __user *buf, snd_pcm_uframes_t size)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	int nonblock;
 	
 	snd_assert(substream != NULL, return -ENXIO);
@@ -2603,7 +2601,7 @@ snd_pcm_sframes_t snd_pcm_lib_read(snd_pcm_substream_t *substream, void __user *
 	nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
 	if (substream->oss.oss) {
-		snd_pcm_oss_setup_t *setup = substream->oss.setup;
+		struct snd_pcm_oss_setup *setup = substream->oss.setup;
 		if (setup != NULL) {
 			if (setup->nonblock)
 				nonblock = 1;
@@ -2617,12 +2615,12 @@ snd_pcm_sframes_t snd_pcm_lib_read(snd_pcm_substream_t *substream, void __user *
 	return snd_pcm_lib_read1(substream, (unsigned long)buf, size, nonblock, snd_pcm_lib_read_transfer);
 }
 
-static int snd_pcm_lib_readv_transfer(snd_pcm_substream_t *substream,
+static int snd_pcm_lib_readv_transfer(struct snd_pcm_substream *substream,
 				      unsigned int hwoff,
 				      unsigned long data, unsigned int off,
 				      snd_pcm_uframes_t frames)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int err;
 	void __user **bufs = (void __user **)data;
 	int channels = runtime->channels;
@@ -2654,11 +2652,11 @@ static int snd_pcm_lib_readv_transfer(snd_pcm_substream_t *substream,
 	return 0;
 }
  
-snd_pcm_sframes_t snd_pcm_lib_readv(snd_pcm_substream_t *substream,
+snd_pcm_sframes_t snd_pcm_lib_readv(struct snd_pcm_substream *substream,
 				    void __user **bufs,
 				    snd_pcm_uframes_t frames)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	int nonblock;
 
 	snd_assert(substream != NULL, return -ENXIO);
@@ -2672,7 +2670,7 @@ snd_pcm_sframes_t snd_pcm_lib_readv(snd_pcm_substream_t *substream,
 	nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
 	if (substream->oss.oss) {
-		snd_pcm_oss_setup_t *setup = substream->oss.setup;
+		struct snd_pcm_oss_setup *setup = substream->oss.setup;
 		if (setup != NULL) {
 			if (setup->nonblock)
 				nonblock = 1;
diff --git a/sound/core/pcm_memory.c b/sound/core/pcm_memory.c
index b3f5344f60be..d37bcb761884 100644
--- a/sound/core/pcm_memory.c
+++ b/sound/core/pcm_memory.c
@@ -46,7 +46,7 @@ static const size_t snd_minimum_buffer = 16384;
  *
  * the minimum size is snd_minimum_buffer.  it should be power of 2.
  */
-static int preallocate_pcm_pages(snd_pcm_substream_t *substream, size_t size)
+static int preallocate_pcm_pages(struct snd_pcm_substream *substream, size_t size)
 {
 	struct snd_dma_buffer *dmab = &substream->dma_buffer;
 	int err;
@@ -78,7 +78,7 @@ static int preallocate_pcm_pages(snd_pcm_substream_t *substream, size_t size)
 /*
  * release the preallocated buffer if not yet done.
  */
-static void snd_pcm_lib_preallocate_dma_free(snd_pcm_substream_t *substream)
+static void snd_pcm_lib_preallocate_dma_free(struct snd_pcm_substream *substream)
 {
 	if (substream->dma_buffer.area == NULL)
 		return;
@@ -97,7 +97,7 @@ static void snd_pcm_lib_preallocate_dma_free(snd_pcm_substream_t *substream)
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_lib_preallocate_free(snd_pcm_substream_t *substream)
+int snd_pcm_lib_preallocate_free(struct snd_pcm_substream *substream)
 {
 	snd_pcm_lib_preallocate_dma_free(substream);
 	if (substream->proc_prealloc_entry) {
@@ -115,9 +115,9 @@ int snd_pcm_lib_preallocate_free(snd_pcm_substream_t *substream)
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_lib_preallocate_free_for_all(snd_pcm_t *pcm)
+int snd_pcm_lib_preallocate_free_for_all(struct snd_pcm *pcm)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int stream;
 
 	for (stream = 0; stream < 2; stream++)
@@ -131,10 +131,10 @@ int snd_pcm_lib_preallocate_free_for_all(snd_pcm_t *pcm)
  *
  * prints the current allocated size in kB.
  */
-static void snd_pcm_lib_preallocate_proc_read(snd_info_entry_t *entry,
-					      snd_info_buffer_t *buffer)
+static void snd_pcm_lib_preallocate_proc_read(struct snd_info_entry *entry,
+					      struct snd_info_buffer *buffer)
 {
-	snd_pcm_substream_t *substream = (snd_pcm_substream_t *)entry->private_data;
+	struct snd_pcm_substream *substream = entry->private_data;
 	snd_iprintf(buffer, "%lu\n", (unsigned long) substream->dma_buffer.bytes / 1024);
 }
 
@@ -143,10 +143,10 @@ static void snd_pcm_lib_preallocate_proc_read(snd_info_entry_t *entry,
  *
  * accepts the preallocation size in kB.
  */
-static void snd_pcm_lib_preallocate_proc_write(snd_info_entry_t *entry,
-					       snd_info_buffer_t *buffer)
+static void snd_pcm_lib_preallocate_proc_write(struct snd_info_entry *entry,
+					       struct snd_info_buffer *buffer)
 {
-	snd_pcm_substream_t *substream = (snd_pcm_substream_t *)entry->private_data;
+	struct snd_pcm_substream *substream = entry->private_data;
 	char line[64], str[64];
 	size_t size;
 	struct snd_dma_buffer new_dmab;
@@ -188,10 +188,10 @@ static void snd_pcm_lib_preallocate_proc_write(snd_info_entry_t *entry,
 /*
  * pre-allocate the buffer and create a proc file for the substream
  */
-static int snd_pcm_lib_preallocate_pages1(snd_pcm_substream_t *substream,
+static int snd_pcm_lib_preallocate_pages1(struct snd_pcm_substream *substream,
 					  size_t size, size_t max)
 {
-	snd_info_entry_t *entry;
+	struct snd_info_entry *entry;
 
 	if (size > 0 && preallocate_dma && substream->number < maximum_substreams)
 		preallocate_pcm_pages(substream, size);
@@ -233,7 +233,7 @@ static int snd_pcm_lib_preallocate_pages1(snd_pcm_substream_t *substream,
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_lib_preallocate_pages(snd_pcm_substream_t *substream,
+int snd_pcm_lib_preallocate_pages(struct snd_pcm_substream *substream,
 				  int type, struct device *data,
 				  size_t size, size_t max)
 {
@@ -255,11 +255,11 @@ int snd_pcm_lib_preallocate_pages(snd_pcm_substream_t *substream,
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_lib_preallocate_pages_for_all(snd_pcm_t *pcm,
+int snd_pcm_lib_preallocate_pages_for_all(struct snd_pcm *pcm,
 					  int type, void *data,
 					  size_t size, size_t max)
 {
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 	int stream, err;
 
 	for (stream = 0; stream < 2; stream++)
@@ -277,7 +277,7 @@ int snd_pcm_lib_preallocate_pages_for_all(snd_pcm_t *pcm,
  * Returns the page struct at the given buffer offset.
  * Used as the page callback of PCM ops.
  */
-struct page *snd_pcm_sgbuf_ops_page(snd_pcm_substream_t *substream, unsigned long offset)
+struct page *snd_pcm_sgbuf_ops_page(struct snd_pcm_substream *substream, unsigned long offset)
 {
 	struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream);
 
@@ -298,9 +298,9 @@ struct page *snd_pcm_sgbuf_ops_page(snd_pcm_substream_t *substream, unsigned lon
  * Returns 1 if the buffer is changed, 0 if not changed, or a negative
  * code on failure.
  */
-int snd_pcm_lib_malloc_pages(snd_pcm_substream_t *substream, size_t size)
+int snd_pcm_lib_malloc_pages(struct snd_pcm_substream *substream, size_t size)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 	struct snd_dma_buffer *dmab = NULL;
 
 	snd_assert(substream->dma_buffer.dev.type != SNDRV_DMA_TYPE_UNKNOWN, return -EINVAL);
@@ -318,7 +318,8 @@ int snd_pcm_lib_malloc_pages(snd_pcm_substream_t *substream, size_t size)
 		}
 		snd_pcm_lib_free_pages(substream);
 	}
-	if (substream->dma_buffer.area != NULL && substream->dma_buffer.bytes >= size) {
+	if (substream->dma_buffer.area != NULL &&
+	    substream->dma_buffer.bytes >= size) {
 		dmab = &substream->dma_buffer; /* use the pre-allocated buffer */
 	} else {
 		dmab = kzalloc(sizeof(*dmab), GFP_KERNEL);
@@ -345,9 +346,9 @@ int snd_pcm_lib_malloc_pages(snd_pcm_substream_t *substream, size_t size)
  *
  * Returns zero if successful, or a negative error code on failure.
  */
-int snd_pcm_lib_free_pages(snd_pcm_substream_t *substream)
+int snd_pcm_lib_free_pages(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime;
+	struct snd_pcm_runtime *runtime;
 
 	snd_assert(substream != NULL, return -EINVAL);
 	runtime = substream->runtime;
diff --git a/sound/core/pcm_misc.c b/sound/core/pcm_misc.c
index 1453743e4da0..593c77f4d181 100644
--- a/sound/core/pcm_misc.c
+++ b/sound/core/pcm_misc.c
@@ -441,7 +441,7 @@ snd_pcm_format_t snd_pcm_build_linear_format(int width, int unsignd, int big_end
  *
  * Returns zero if successful.
  */
-int snd_pcm_limit_hw_rates(snd_pcm_runtime_t *runtime)
+int snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime)
 {
 	static unsigned rates[] = {
 		/* ATTENTION: these values depend on the definition in pcm.h! */
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 16e252f54954..263c01a70fdd 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -39,11 +39,11 @@
  *  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;
@@ -51,15 +51,17 @@ struct sndrv_pcm_hw_params_old {
 	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)
+#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);
 
 /*
  *
@@ -83,11 +85,11 @@ static inline void snd_leave_user(mm_segment_t fs)
 
 
 
-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));
@@ -111,9 +113,10 @@ int snd_pcm_info(snd_pcm_substream_t * substream, snd_pcm_info_t *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);
@@ -151,14 +154,14 @@ char *snd_pcm_hw_param_names[] = {
 };
 #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;
@@ -231,7 +234,7 @@ int snd_pcm_hw_refine(snd_pcm_substream_t *substream,
 	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))
@@ -313,9 +316,10 @@ int snd_pcm_hw_refine(snd_pcm_substream_t *substream,
 	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);
@@ -337,10 +341,10 @@ out:
 	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;
@@ -432,9 +436,10 @@ static int snd_pcm_hw_params(snd_pcm_substream_t *substream,
 	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);
@@ -456,9 +461,9 @@ out:
 	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);
@@ -482,9 +487,10 @@ static int snd_pcm_hw_free(snd_pcm_substream_t * substream)
 	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;
@@ -537,9 +543,10 @@ static int snd_pcm_sw_params(snd_pcm_substream_t * substream, snd_pcm_sw_params_
 	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(&params, _params, sizeof(params)))
 		return -EFAULT;
@@ -549,10 +556,10 @@ static int snd_pcm_sw_params_user(snd_pcm_substream_t * substream, snd_pcm_sw_pa
 	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;
@@ -593,10 +600,11 @@ int snd_pcm_status(snd_pcm_substream_t *substream,
 	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);
@@ -610,9 +618,10 @@ static int snd_pcm_status_user(snd_pcm_substream_t * substream, snd_pcm_status_t
 	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);
@@ -631,9 +640,10 @@ static int snd_pcm_channel_info(snd_pcm_substream_t * substream, snd_pcm_channel
 	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)))
@@ -646,9 +656,9 @@ static int snd_pcm_channel_info_user(snd_pcm_substream_t * substream, snd_pcm_ch
 	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) {
@@ -661,10 +671,10 @@ static void snd_pcm_trigger_tstamp(snd_pcm_substream_t *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);
 };
 
 /*
@@ -673,12 +683,12 @@ struct action_ops {
  *  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) {
@@ -727,7 +737,7 @@ static int snd_pcm_action_group(struct action_ops *ops,
  *  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;
@@ -747,7 +757,7 @@ static int snd_pcm_action_single(struct action_ops *ops,
  *  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;
@@ -770,7 +780,7 @@ static int snd_pcm_action(struct action_ops *ops,
  *  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;
@@ -794,7 +804,7 @@ static int snd_pcm_action_lock_irq(struct action_ops *ops,
 /*
  */
 static int snd_pcm_action_nonatomic(struct action_ops *ops,
-				    snd_pcm_substream_t *substream,
+				    struct snd_pcm_substream *substream,
 				    int state)
 {
 	int res;
@@ -811,9 +821,9 @@ static int snd_pcm_action_nonatomic(struct action_ops *ops,
 /*
  * 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 &&
@@ -823,22 +833,22 @@ static int snd_pcm_pre_start(snd_pcm_substream_t *substream, int state)
 	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 &&
@@ -847,7 +857,8 @@ static void snd_pcm_post_start(snd_pcm_substream_t *substream, int state)
 	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 = {
@@ -863,24 +874,25 @@ 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))
@@ -888,13 +900,14 @@ static int snd_pcm_do_stop(snd_pcm_substream_t *substream, int state)
 	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);
 	}
@@ -915,7 +928,7 @@ static struct action_ops snd_pcm_action_stop = {
  * 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);
 }
@@ -928,17 +941,18 @@ int snd_pcm_stop(snd_pcm_substream_t *substream, int 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) {
@@ -950,7 +964,7 @@ static int snd_pcm_pre_pause(snd_pcm_substream_t *substream, int 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;
@@ -959,7 +973,7 @@ static int snd_pcm_do_pause(snd_pcm_substream_t *substream, int push)
 					      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,
@@ -967,14 +981,16 @@ static void snd_pcm_undo_pause(snd_pcm_substream_t *substream, int push)
 					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 {
@@ -982,7 +998,9 @@ static void snd_pcm_post_pause(snd_pcm_substream_t *substream, int push)
 		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);
 	}
 }
 
@@ -996,7 +1014,7 @@ static struct action_ops snd_pcm_action_pause = {
 /*
  * 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);
 }
@@ -1004,18 +1022,18 @@ static int snd_pcm_pause(snd_pcm_substream_t *substream, int 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))
@@ -1024,12 +1042,13 @@ static int snd_pcm_do_suspend(snd_pcm_substream_t *substream, int state)
 	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);
@@ -1049,7 +1068,7 @@ static struct action_ops snd_pcm_action_suspend = {
  * 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;
@@ -1067,13 +1086,14 @@ int snd_pcm_suspend(snd_pcm_substream_t *substream)
  * 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;
 
 	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;
@@ -1087,18 +1107,18 @@ int snd_pcm_suspend_all(snd_pcm_t *pcm)
 
 /* 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? */
@@ -1109,19 +1129,20 @@ static int snd_pcm_do_resume(snd_pcm_substream_t *substream, int state)
 	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);
@@ -1134,9 +1155,9 @@ static struct action_ops snd_pcm_action_resume = {
 	.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);
@@ -1148,7 +1169,7 @@ static int snd_pcm_resume(snd_pcm_substream_t *substream)
 
 #else
 
-static int snd_pcm_resume(snd_pcm_substream_t *substream)
+static int snd_pcm_resume(struct snd_pcm_substream *substream)
 {
 	return -ENOSYS;
 }
@@ -1160,10 +1181,10 @@ static int snd_pcm_resume(snd_pcm_substream_t *substream)
  *
  * 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);
@@ -1193,9 +1214,9 @@ static int snd_pcm_xrun(snd_pcm_substream_t *substream)
 /*
  * 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:
@@ -1207,23 +1228,24 @@ static int snd_pcm_pre_reset(snd_pcm_substream_t * substream, int state)
 	}
 }
 
-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)
@@ -1236,7 +1258,7 @@ static struct action_ops snd_pcm_action_reset = {
 	.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);
 }
@@ -1244,9 +1266,9 @@ static int snd_pcm_reset(snd_pcm_substream_t *substream)
 /*
  * 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))
@@ -1254,7 +1276,7 @@ static int snd_pcm_pre_prepare(snd_pcm_substream_t * substream, int state)
 	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);
@@ -1263,9 +1285,9 @@ static int snd_pcm_do_prepare(snd_pcm_substream_t * substream, int state)
 	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;
 }
@@ -1282,10 +1304,10 @@ static struct action_ops snd_pcm_action_prepare = {
  *
  * Prepare the PCM substream to be triggerable.
  */
-int snd_pcm_prepare(snd_pcm_substream_t *substream)
+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)
@@ -1298,7 +1320,7 @@ int snd_pcm_prepare(snd_pcm_substream_t *substream)
  * 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;
@@ -1306,9 +1328,9 @@ static int snd_pcm_pre_drain_init(snd_pcm_substream_t * substream, int state)
 	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:
@@ -1336,7 +1358,7 @@ static int snd_pcm_do_drain_init(snd_pcm_substream_t * substream, int state)
 	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)
 {
 }
 
@@ -1347,12 +1369,12 @@ static struct action_ops snd_pcm_action_drain_init = {
 };
 
 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).
@@ -1361,10 +1383,10 @@ static int snd_pcm_drop(snd_pcm_substream_t *substream);
  * 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;
@@ -1401,7 +1423,7 @@ static int snd_pcm_drain(snd_pcm_substream_t *substream)
 	/* 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++];
@@ -1487,10 +1509,10 @@ static int snd_pcm_drain(snd_pcm_substream_t *substream)
  *
  * 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);
@@ -1548,12 +1570,12 @@ static struct file *snd_pcm_file_fd(int fd)
 /*
  * 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)
@@ -1572,7 +1594,7 @@ static int snd_pcm_link(snd_pcm_substream_t *substream, int fd)
 		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;
@@ -1592,14 +1614,14 @@ static int snd_pcm_link(snd_pcm_substream_t *substream, int fd)
 	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;
@@ -1629,51 +1651,51 @@ static int snd_pcm_unlink(snd_pcm_substream_t *substream)
 /*
  * 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;
@@ -1688,10 +1710,10 @@ static int snd_pcm_hw_rule_format(snd_pcm_hw_params_t *params,
 	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;
@@ -1720,19 +1742,19 @@ static int snd_pcm_hw_rule_sample_bits(snd_pcm_hw_params_t *params,
 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;
@@ -1741,10 +1763,10 @@ static int snd_pcm_hw_rule_buffer_bytes_max(snd_pcm_hw_params_t *params,
 	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++) {
@@ -1865,10 +1887,10 @@ int snd_pcm_hw_constraints_init(snd_pcm_substream_t *substream)
 	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;
 
@@ -1941,17 +1963,17 @@ int snd_pcm_hw_constraints_complete(snd_pcm_substream_t *substream)
 	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 {
@@ -1963,11 +1985,11 @@ static void snd_pcm_remove_file(snd_pcm_str_t *str,
 	}
 }
 
-static int snd_pcm_release_file(snd_pcm_file_t * pcm_file)
+static int snd_pcm_release_file(struct snd_pcm_file * pcm_file)
 {
-	snd_pcm_substream_t *substream;
-	snd_pcm_runtime_t *runtime;
-	snd_pcm_str_t * str;
+	struct snd_pcm_substream *substream;
+	struct snd_pcm_runtime *runtime;
+	struct snd_pcm_str * str;
 
 	snd_assert(pcm_file != NULL, return -ENXIO);
 	substream = pcm_file->substream;
@@ -1988,14 +2010,14 @@ static int snd_pcm_release_file(snd_pcm_file_t * pcm_file)
 }
 
 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;
 
 	snd_assert(rpcm_file != NULL, return -EINVAL);
 	*rpcm_file = NULL;
@@ -2048,8 +2070,8 @@ static int snd_pcm_open(struct inode *inode, struct file *file)
 	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 *pcm;
+	struct snd_pcm_file *pcm_file;
 	wait_queue_t wait;
 
 	if (device < SNDRV_MINOR_PCM_PLAYBACK || device >= SNDRV_MINOR_DEVICES)
@@ -2105,9 +2127,9 @@ static int snd_pcm_open(struct inode *inode, struct file *file)
 
 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;
@@ -2125,9 +2147,10 @@ static int snd_pcm_release(struct inode *inode, struct file *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;
@@ -2174,9 +2197,10 @@ static snd_pcm_sframes_t snd_pcm_playback_rewind(snd_pcm_substream_t *substream,
 	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;
@@ -2223,9 +2247,10 @@ static snd_pcm_sframes_t snd_pcm_capture_rewind(snd_pcm_substream_t *substream,
 	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;
@@ -2273,9 +2298,10 @@ static snd_pcm_sframes_t snd_pcm_playback_forward(snd_pcm_substream_t *substream
 	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;
@@ -2323,9 +2349,9 @@ static snd_pcm_sframes_t snd_pcm_capture_forward(snd_pcm_substream_t *substream,
 	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);
@@ -2353,9 +2379,10 @@ static int snd_pcm_hwsync(snd_pcm_substream_t *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;
 
@@ -2391,18 +2418,19 @@ static int snd_pcm_delay(snd_pcm_substream_t *substream, snd_pcm_sframes_t __use
 	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;
@@ -2430,12 +2458,12 @@ static int snd_pcm_sync_ptr(snd_pcm_substream_t *substream, struct sndrv_pcm_syn
 	return 0;
 }
 		
-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);
-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);
 
-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);
@@ -2492,7 +2520,7 @@ static int snd_pcm_common_ioctl1(snd_pcm_substream_t *substream,
 	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);
@@ -2500,9 +2528,9 @@ static int snd_pcm_playback_ioctl1(snd_pcm_substream_t *substream,
 	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;
@@ -2516,9 +2544,9 @@ static int snd_pcm_playback_ioctl1(snd_pcm_substream_t *substream,
 	}
 	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)
@@ -2579,7 +2607,7 @@ static int snd_pcm_playback_ioctl1(snd_pcm_substream_t *substream,
 	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);
@@ -2587,9 +2615,9 @@ static int snd_pcm_capture_ioctl1(snd_pcm_substream_t *substream,
 	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;
@@ -2603,9 +2631,9 @@ static int snd_pcm_capture_ioctl1(snd_pcm_substream_t *substream,
 	}
 	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)
@@ -2658,9 +2686,10 @@ static int snd_pcm_capture_ioctl1(snd_pcm_substream_t *substream,
 	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;
 
@@ -2670,9 +2699,10 @@ static long snd_pcm_playback_ioctl(struct file *file, unsigned int cmd, unsigned
 	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;
 
@@ -2682,7 +2712,7 @@ static long snd_pcm_capture_ioctl(struct file *file, unsigned int cmd, unsigned
 	return snd_pcm_capture_ioctl1(pcm_file->substream, cmd, (void __user *)arg);
 }
 
-int snd_pcm_kernel_playback_ioctl(snd_pcm_substream_t *substream,
+int snd_pcm_kernel_playback_ioctl(struct snd_pcm_substream *substream,
 				  unsigned int cmd, void *arg)
 {
 	mm_segment_t fs;
@@ -2694,7 +2724,7 @@ int snd_pcm_kernel_playback_ioctl(snd_pcm_substream_t *substream,
 	return result;
 }
 
-int snd_pcm_kernel_capture_ioctl(snd_pcm_substream_t *substream,
+int snd_pcm_kernel_capture_ioctl(struct snd_pcm_substream *substream,
 				 unsigned int cmd, void *arg)
 {
 	mm_segment_t fs;
@@ -2706,7 +2736,7 @@ int snd_pcm_kernel_capture_ioctl(snd_pcm_substream_t *substream,
 	return result;
 }
 
-int snd_pcm_kernel_ioctl(snd_pcm_substream_t *substream,
+int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream,
 			 unsigned int cmd, void *arg)
 {
 	switch (substream->stream) {
@@ -2719,11 +2749,12 @@ int snd_pcm_kernel_ioctl(snd_pcm_substream_t *substream,
 	}
 }
 
-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;
@@ -2741,11 +2772,12 @@ static ssize_t snd_pcm_read(struct file *file, char __user *buf, size_t count, l
 	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;
@@ -2772,9 +2804,9 @@ static ssize_t snd_pcm_readv(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;
@@ -2806,9 +2838,9 @@ static ssize_t snd_pcm_readv(struct file *file, const struct iovec *_vector,
 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;
@@ -2843,9 +2875,9 @@ static ssize_t snd_pcm_writev(struct file *file, const struct iovec *_vector,
 
 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;
 
@@ -2881,9 +2913,9 @@ static unsigned int snd_pcm_playback_poll(struct file *file, poll_table * wait)
 
 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;
 
@@ -2933,10 +2965,11 @@ static unsigned int snd_pcm_capture_poll(struct file *file, poll_table * wait)
 /*
  * 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)
@@ -2954,17 +2987,17 @@ static struct vm_operations_struct snd_pcm_vm_ops_status =
 	.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;
@@ -2975,10 +3008,11 @@ static int snd_pcm_mmap_status(snd_pcm_substream_t *substream, struct file *file
 /*
  * 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)
@@ -2996,17 +3030,17 @@ static struct vm_operations_struct snd_pcm_vm_ops_control =
 	.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;
@@ -3017,12 +3051,12 @@ static int snd_pcm_mmap_control(snd_pcm_substream_t *substream, struct file *fil
 /*
  * 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;
@@ -3032,10 +3066,11 @@ static int snd_pcm_mmap_control(snd_pcm_substream_t *substream, struct file *fil
 /*
  * 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;
@@ -3074,7 +3109,8 @@ static struct vm_operations_struct snd_pcm_vm_ops_data =
 /*
  * 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;
@@ -3093,7 +3129,8 @@ static struct vm_operations_struct snd_pcm_vm_ops_data_mmio =
 	.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;
@@ -3118,10 +3155,10 @@ int snd_pcm_lib_mmap_iomem(snd_pcm_substream_t *substream, struct vm_area_struct
 /*
  * 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;
@@ -3158,8 +3195,8 @@ int snd_pcm_mmap_data(snd_pcm_substream_t *substream, struct file *file,
 
 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;
@@ -3184,9 +3221,9 @@ static int snd_pcm_mmap(struct file *file, struct vm_area_struct *area)
 
 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;
@@ -3216,7 +3253,8 @@ static int snd_pcm_fasync(int fd, struct file * file, int on)
 #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;
 
@@ -3234,7 +3272,8 @@ static void snd_pcm_hw_convert_from_old_params(snd_pcm_hw_params_t *params, stru
 	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;
 
@@ -3252,10 +3291,11 @@ static void snd_pcm_hw_convert_to_old_params(struct sndrv_pcm_hw_params_old *opa
 	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);
@@ -3286,10 +3326,11 @@ out:
 	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);
@@ -3349,7 +3390,7 @@ static struct file_operations snd_pcm_f_ops_capture = {
 	.fasync =	snd_pcm_fasync,
 };
 
-snd_minor_t snd_pcm_reg[2] =
+struct snd_minor snd_pcm_reg[2] =
 {
 	{
 		.comment =	"digital audio playback",
diff --git a/sound/core/pcm_timer.c b/sound/core/pcm_timer.c
index 884eaea31fec..d94ed16d21ea 100644
--- a/sound/core/pcm_timer.c
+++ b/sound/core/pcm_timer.c
@@ -45,10 +45,10 @@ static unsigned long gcd(unsigned long a, unsigned long b)
 	return b;
 }
 
-void snd_pcm_timer_resolution_change(snd_pcm_substream_t *substream)
+void snd_pcm_timer_resolution_change(struct snd_pcm_substream *substream)
 {
 	unsigned long rate, mult, fsize, l, post;
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	
         mult = 1000000000;
 	rate = runtime->rate;
@@ -74,18 +74,18 @@ void snd_pcm_timer_resolution_change(snd_pcm_substream_t *substream)
 	runtime->timer_resolution = (mult * fsize / rate) * post;
 }
 
-static unsigned long snd_pcm_timer_resolution(snd_timer_t * timer)
+static unsigned long snd_pcm_timer_resolution(struct snd_timer * timer)
 {
-	snd_pcm_substream_t * substream;
+	struct snd_pcm_substream *substream;
 	
 	substream = timer->private_data;
 	return substream->runtime ? substream->runtime->timer_resolution : 0;
 }
 
-static int snd_pcm_timer_start(snd_timer_t * timer)
+static int snd_pcm_timer_start(struct snd_timer * timer)
 {
 	unsigned long flags;
-	snd_pcm_substream_t * substream;
+	struct snd_pcm_substream *substream;
 	
 	substream = snd_timer_chip(timer);
 	spin_lock_irqsave(&substream->timer_lock, flags);
@@ -94,10 +94,10 @@ static int snd_pcm_timer_start(snd_timer_t * timer)
 	return 0;
 }
 
-static int snd_pcm_timer_stop(snd_timer_t * timer)
+static int snd_pcm_timer_stop(struct snd_timer * timer)
 {
 	unsigned long flags;
-	snd_pcm_substream_t * substream;
+	struct snd_pcm_substream *substream;
 	
 	substream = snd_timer_chip(timer);
 	spin_lock_irqsave(&substream->timer_lock, flags);
@@ -106,7 +106,7 @@ static int snd_pcm_timer_stop(snd_timer_t * timer)
 	return 0;
 }
 
-static struct _snd_timer_hardware snd_pcm_timer =
+static struct snd_timer_hardware snd_pcm_timer =
 {
 	.flags =	SNDRV_TIMER_HW_AUTO | SNDRV_TIMER_HW_SLAVE,
 	.resolution =	0,
@@ -120,16 +120,16 @@ static struct _snd_timer_hardware snd_pcm_timer =
  *  Init functions
  */
 
-static void snd_pcm_timer_free(snd_timer_t *timer)
+static void snd_pcm_timer_free(struct snd_timer *timer)
 {
-	snd_pcm_substream_t *substream = timer->private_data;
+	struct snd_pcm_substream *substream = timer->private_data;
 	substream->timer = NULL;
 }
 
-void snd_pcm_timer_init(snd_pcm_substream_t *substream)
+void snd_pcm_timer_init(struct snd_pcm_substream *substream)
 {
-	snd_timer_id_t tid;
-	snd_timer_t *timer;
+	struct snd_timer_id tid;
+	struct snd_timer *timer;
 	
 	tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
 	tid.dev_class = SNDRV_TIMER_CLASS_PCM;
@@ -152,7 +152,7 @@ void snd_pcm_timer_init(snd_pcm_substream_t *substream)
 	substream->timer = timer;
 }
 
-void snd_pcm_timer_done(snd_pcm_substream_t *substream)
+void snd_pcm_timer_done(struct snd_pcm_substream *substream)
 {
 	if (substream->timer) {
 		snd_device_free(substream->pcm->card, substream->timer);