1 files changed, 92 insertions, 79 deletions

diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index c5379280fab7..796a7dcef09d 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -58,12 +58,12 @@
 #include <sound/hwdep.h>
 
 
-static int usX2Y_usbpcm_urb_capt_retire(snd_usX2Y_substream_t *subs)
+static int usX2Y_usbpcm_urb_capt_retire(struct snd_usX2Y_substream *subs)
 {
 	struct urb	*urb = subs->completed_urb;
-	snd_pcm_runtime_t *runtime = subs->pcm_substream->runtime;
+	struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
 	int 		i, lens = 0, hwptr_done = subs->hwptr_done;
-	usX2Ydev_t	*usX2Y = subs->usX2Y;
+	struct usX2Ydev	*usX2Y = subs->usX2Y;
 	if (0 > usX2Y->hwdep_pcm_shm->capture_iso_start) { //FIXME
 		int head = usX2Y->hwdep_pcm_shm->captured_iso_head + 1;
 		if (head >= ARRAY_SIZE(usX2Y->hwdep_pcm_shm->captured_iso))
@@ -90,7 +90,8 @@ static int usX2Y_usbpcm_urb_capt_retire(snd_usX2Y_substream_t *subs)
 	return 0;
 }
 
-static inline int usX2Y_iso_frames_per_buffer(snd_pcm_runtime_t *runtime, usX2Ydev_t * usX2Y)
+static inline int usX2Y_iso_frames_per_buffer(struct snd_pcm_runtime *runtime,
+					      struct usX2Ydev * usX2Y)
 {
 	return (runtime->buffer_size * 1000) / usX2Y->rate + 1;	//FIXME: so far only correct period_size == 2^x ?
 }
@@ -105,13 +106,13 @@ static inline int usX2Y_iso_frames_per_buffer(snd_pcm_runtime_t *runtime, usX2Yd
  * it directly from the buffer.  thus the data is once copied to
  * a temporary buffer and urb points to that.
  */
-static int usX2Y_hwdep_urb_play_prepare(snd_usX2Y_substream_t *subs,
-				  struct urb *urb)
+static int usX2Y_hwdep_urb_play_prepare(struct snd_usX2Y_substream *subs,
+					struct urb *urb)
 {
 	int count, counts, pack;
-	usX2Ydev_t *usX2Y = subs->usX2Y;
+	struct usX2Ydev *usX2Y = subs->usX2Y;
 	struct snd_usX2Y_hwdep_pcm_shm *shm = usX2Y->hwdep_pcm_shm;
-	snd_pcm_runtime_t *runtime = subs->pcm_substream->runtime;
+	struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
 
 	if (0 > shm->playback_iso_start) {
 		shm->playback_iso_start = shm->captured_iso_head -
@@ -144,13 +145,14 @@ static int usX2Y_hwdep_urb_play_prepare(snd_usX2Y_substream_t *subs,
 }
 
 
-static inline void usX2Y_usbpcm_urb_capt_iso_advance(snd_usX2Y_substream_t *subs, struct urb *urb)
+static inline void usX2Y_usbpcm_urb_capt_iso_advance(struct snd_usX2Y_substream *subs,
+						     struct urb *urb)
 {
 	int pack;
 	for (pack = 0; pack < nr_of_packs(); ++pack) {
 		struct usb_iso_packet_descriptor *desc = urb->iso_frame_desc + pack;
 		if (NULL != subs) {
-			snd_usX2Y_hwdep_pcm_shm_t *shm = subs->usX2Y->hwdep_pcm_shm;
+			struct snd_usX2Y_hwdep_pcm_shm *shm = subs->usX2Y->hwdep_pcm_shm;
 			int head = shm->captured_iso_head + 1;
 			if (head >= ARRAY_SIZE(shm->captured_iso))
 				head = 0;
@@ -166,9 +168,10 @@ static inline void usX2Y_usbpcm_urb_capt_iso_advance(snd_usX2Y_substream_t *subs
 	}
 }
 
-static inline int usX2Y_usbpcm_usbframe_complete(snd_usX2Y_substream_t *capsubs,
-					   snd_usX2Y_substream_t *capsubs2,
-					   snd_usX2Y_substream_t *playbacksubs, int frame)
+static inline int usX2Y_usbpcm_usbframe_complete(struct snd_usX2Y_substream *capsubs,
+						 struct snd_usX2Y_substream *capsubs2,
+						 struct snd_usX2Y_substream *playbacksubs,
+						 int frame)
 {
 	int err, state;
 	struct urb *urb = playbacksubs->completed_urb;
@@ -225,12 +228,15 @@ static inline int usX2Y_usbpcm_usbframe_complete(snd_usX2Y_substream_t *capsubs,
 
 static void i_usX2Y_usbpcm_urb_complete(struct urb *urb, struct pt_regs *regs)
 {
-	snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t*)urb->context;
-	usX2Ydev_t *usX2Y = subs->usX2Y;
-	snd_usX2Y_substream_t *capsubs, *capsubs2, *playbacksubs;
+	struct snd_usX2Y_substream *subs = urb->context;
+	struct usX2Ydev *usX2Y = subs->usX2Y;
+	struct snd_usX2Y_substream *capsubs, *capsubs2, *playbacksubs;
 
 	if (unlikely(atomic_read(&subs->state) < state_PREPARED)) {
-		snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n", usb_get_current_frame_number(usX2Y->chip.dev), subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out", urb->status, urb->start_frame);
+		snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n",
+			    usb_get_current_frame_number(usX2Y->chip.dev),
+			    subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out",
+			    urb->status, urb->start_frame);
 		return;
 	}
 	if (unlikely(urb->status)) {
@@ -264,7 +270,7 @@ static void i_usX2Y_usbpcm_urb_complete(struct urb *urb, struct pt_regs *regs)
 }
 
 
-static void usX2Y_hwdep_urb_release(struct urb** urb)
+static void usX2Y_hwdep_urb_release(struct urb **urb)
 {
 	usb_kill_urb(*urb);
 	usb_free_urb(*urb);
@@ -274,7 +280,7 @@ static void usX2Y_hwdep_urb_release(struct urb** urb)
 /*
  * release a substream
  */
-static void usX2Y_usbpcm_urbs_release(snd_usX2Y_substream_t *subs)
+static void usX2Y_usbpcm_urbs_release(struct snd_usX2Y_substream *subs)
 {
 	int i;
 	snd_printdd("snd_usX2Y_urbs_release() %i\n", subs->endpoint);
@@ -282,7 +288,7 @@ static void usX2Y_usbpcm_urbs_release(snd_usX2Y_substream_t *subs)
 		usX2Y_hwdep_urb_release(subs->urb + i);
 }
 
-static void usX2Y_usbpcm_subs_startup_finish(usX2Ydev_t * usX2Y)
+static void usX2Y_usbpcm_subs_startup_finish(struct usX2Ydev * usX2Y)
 {
 	usX2Y_urbs_set_complete(usX2Y, i_usX2Y_usbpcm_urb_complete);
 	usX2Y->prepare_subs = NULL;
@@ -290,14 +296,14 @@ static void usX2Y_usbpcm_subs_startup_finish(usX2Ydev_t * usX2Y)
 
 static void i_usX2Y_usbpcm_subs_startup(struct urb *urb, struct pt_regs *regs)
 {
-	snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t*)urb->context;
-	usX2Ydev_t *usX2Y = subs->usX2Y;
-	snd_usX2Y_substream_t *prepare_subs = usX2Y->prepare_subs;
+	struct snd_usX2Y_substream *subs = urb->context;
+	struct usX2Ydev *usX2Y = subs->usX2Y;
+	struct snd_usX2Y_substream *prepare_subs = usX2Y->prepare_subs;
 	if (NULL != prepare_subs &&
 	    urb->start_frame == prepare_subs->urb[0]->start_frame) {
 		atomic_inc(&prepare_subs->state);
 		if (prepare_subs == usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]) {
-			snd_usX2Y_substream_t *cap_subs2 = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
+			struct snd_usX2Y_substream *cap_subs2 = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
 			if (cap_subs2 != NULL)
 				atomic_inc(&cap_subs2->state);
 		}
@@ -311,7 +317,7 @@ static void i_usX2Y_usbpcm_subs_startup(struct urb *urb, struct pt_regs *regs)
 /*
  * initialize a substream's urbs
  */
-static int usX2Y_usbpcm_urbs_allocate(snd_usX2Y_substream_t *subs)
+static int usX2Y_usbpcm_urbs_allocate(struct snd_usX2Y_substream *subs)
 {
 	int i;
 	unsigned int pipe;
@@ -355,16 +361,16 @@ static int usX2Y_usbpcm_urbs_allocate(snd_usX2Y_substream_t *subs)
 /*
  * free the buffer
  */
-static int snd_usX2Y_usbpcm_hw_free(snd_pcm_substream_t *substream)
+static int snd_usX2Y_usbpcm_hw_free(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t *)runtime->private_data,
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_usX2Y_substream *subs = runtime->private_data,
 		*cap_subs2 = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
 	down(&subs->usX2Y->prepare_mutex);
 	snd_printdd("snd_usX2Y_usbpcm_hw_free(%p)\n", substream);
 
 	if (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) {
-		snd_usX2Y_substream_t *cap_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
+		struct snd_usX2Y_substream *cap_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
 		atomic_set(&subs->state, state_STOPPED);
 		usX2Y_usbpcm_urbs_release(subs);
 		if (!cap_subs->pcm_substream ||
@@ -379,7 +385,7 @@ static int snd_usX2Y_usbpcm_hw_free(snd_pcm_substream_t *substream)
 				usX2Y_usbpcm_urbs_release(cap_subs2);
 		}
 	} else {
-		snd_usX2Y_substream_t *playback_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+		struct snd_usX2Y_substream *playback_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
 		if (atomic_read(&playback_subs->state) < state_PREPARED) {
 			atomic_set(&subs->state, state_STOPPED);
 			if (NULL != cap_subs2)
@@ -393,20 +399,20 @@ static int snd_usX2Y_usbpcm_hw_free(snd_pcm_substream_t *substream)
 	return snd_pcm_lib_free_pages(substream);
 }
 
-static void usX2Y_usbpcm_subs_startup(snd_usX2Y_substream_t *subs)
+static void usX2Y_usbpcm_subs_startup(struct snd_usX2Y_substream *subs)
 {
-	usX2Ydev_t * usX2Y = subs->usX2Y;
+	struct usX2Ydev * usX2Y = subs->usX2Y;
 	usX2Y->prepare_subs = subs;
 	subs->urb[0]->start_frame = -1;
 	smp_wmb();	// Make shure above modifications are seen by i_usX2Y_subs_startup()
 	usX2Y_urbs_set_complete(usX2Y, i_usX2Y_usbpcm_subs_startup);
 }
 
-static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs)
+static int usX2Y_usbpcm_urbs_start(struct snd_usX2Y_substream *subs)
 {
 	int	p, u, err,
 		stream = subs->pcm_substream->stream;
-	usX2Ydev_t *usX2Y = subs->usX2Y;
+	struct usX2Ydev *usX2Y = subs->usX2Y;
 
 	if (SNDRV_PCM_STREAM_CAPTURE == stream) {
 		usX2Y->hwdep_pcm_shm->captured_iso_head = -1;
@@ -414,7 +420,7 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs)
 	}
 
 	for (p = 0; 3 >= (stream + p); p += 2) {
-		snd_usX2Y_substream_t *subs = usX2Y->subs[stream + p];
+		struct snd_usX2Y_substream *subs = usX2Y->subs[stream + p];
 		if (subs != NULL) {
 			if ((err = usX2Y_usbpcm_urbs_allocate(subs)) < 0)
 				return err;
@@ -423,7 +429,7 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs)
 	}
 
 	for (p = 0; p < 4; p++) {
-		snd_usX2Y_substream_t *subs = usX2Y->subs[p];
+		struct snd_usX2Y_substream *subs = usX2Y->subs[p];
 		if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED)
 			goto start;
 	}
@@ -433,7 +439,7 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs)
 	usX2Y_usbpcm_subs_startup(subs);
 	for (u = 0; u < NRURBS; u++) {
 		for (p = 0; 3 >= (stream + p); p += 2) {
-			snd_usX2Y_substream_t *subs = usX2Y->subs[stream + p];
+			struct snd_usX2Y_substream *subs = usX2Y->subs[stream + p];
 			if (subs != NULL) {
 				struct urb *urb = subs->urb[u];
 				if (usb_pipein(urb->pipe)) {
@@ -482,19 +488,19 @@ static int usX2Y_usbpcm_urbs_start(snd_usX2Y_substream_t *subs)
  *
  * set format and initialize urbs
  */
-static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream)
+static int snd_usX2Y_usbpcm_prepare(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t *)runtime->private_data;
-	usX2Ydev_t *usX2Y = subs->usX2Y;
-	snd_usX2Y_substream_t *capsubs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_usX2Y_substream *subs = runtime->private_data;
+	struct usX2Ydev *usX2Y = subs->usX2Y;
+	struct snd_usX2Y_substream *capsubs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
 	int err = 0;
 	snd_printdd("snd_usX2Y_pcm_prepare(%p)\n", substream);
 
 	if (NULL == usX2Y->hwdep_pcm_shm) {
-		if (NULL == (usX2Y->hwdep_pcm_shm = snd_malloc_pages(sizeof(snd_usX2Y_hwdep_pcm_shm_t), GFP_KERNEL)))
+		if (NULL == (usX2Y->hwdep_pcm_shm = snd_malloc_pages(sizeof(struct snd_usX2Y_hwdep_pcm_shm), GFP_KERNEL)))
 			return -ENOMEM;
-		memset(usX2Y->hwdep_pcm_shm, 0, sizeof(snd_usX2Y_hwdep_pcm_shm_t));
+		memset(usX2Y->hwdep_pcm_shm, 0, sizeof(struct snd_usX2Y_hwdep_pcm_shm));
 	}
 
 	down(&usX2Y->prepare_mutex);
@@ -508,7 +514,8 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream)
 		if (usX2Y->rate != runtime->rate)
 			if ((err = usX2Y_rate_set(usX2Y, runtime->rate)) < 0)
 				goto up_prepare_mutex;
-		snd_printdd("starting capture pipe for %s\n", subs == capsubs ? "self" : "playpipe");
+		snd_printdd("starting capture pipe for %s\n", subs == capsubs ?
+			    "self" : "playpipe");
 		if (0 > (err = usX2Y_usbpcm_urbs_start(capsubs)))
 			goto up_prepare_mutex;
 	}
@@ -516,8 +523,12 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream)
 	if (subs != capsubs) {
 		usX2Y->hwdep_pcm_shm->playback_iso_start = -1;
 		if (atomic_read(&subs->state) < state_PREPARED) {
-			while (usX2Y_iso_frames_per_buffer(runtime, usX2Y) > usX2Y->hwdep_pcm_shm->captured_iso_frames) {
-				snd_printd("Wait: iso_frames_per_buffer=%i,captured_iso_frames=%i\n", usX2Y_iso_frames_per_buffer(runtime, usX2Y), usX2Y->hwdep_pcm_shm->captured_iso_frames);
+			while (usX2Y_iso_frames_per_buffer(runtime, usX2Y) >
+			       usX2Y->hwdep_pcm_shm->captured_iso_frames) {
+				snd_printdd("Wait: iso_frames_per_buffer=%i,"
+					    "captured_iso_frames=%i\n",
+					    usX2Y_iso_frames_per_buffer(runtime, usX2Y),
+					    usX2Y->hwdep_pcm_shm->captured_iso_frames);
 				if (msleep_interruptible(10)) {
 					err = -ERESTARTSYS;
 					goto up_prepare_mutex;
@@ -526,7 +537,9 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream)
 			if (0 > (err = usX2Y_usbpcm_urbs_start(subs)))
 				goto up_prepare_mutex;
 		}
-		snd_printd("Ready: iso_frames_per_buffer=%i,captured_iso_frames=%i\n", usX2Y_iso_frames_per_buffer(runtime, usX2Y), usX2Y->hwdep_pcm_shm->captured_iso_frames);
+		snd_printdd("Ready: iso_frames_per_buffer=%i,captured_iso_frames=%i\n",
+			    usX2Y_iso_frames_per_buffer(runtime, usX2Y),
+			    usX2Y->hwdep_pcm_shm->captured_iso_frames);
 	} else
 		usX2Y->hwdep_pcm_shm->capture_iso_start = -1;
 
@@ -535,7 +548,7 @@ static int snd_usX2Y_usbpcm_prepare(snd_pcm_substream_t *substream)
 	return err;
 }
 
-static snd_pcm_hardware_t snd_usX2Y_4c =
+static struct snd_pcm_hardware snd_usX2Y_4c =
 {
 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -556,11 +569,11 @@ static snd_pcm_hardware_t snd_usX2Y_4c =
 
 
 
-static int snd_usX2Y_usbpcm_open(snd_pcm_substream_t *substream)
+static int snd_usX2Y_usbpcm_open(struct snd_pcm_substream *substream)
 {
-	snd_usX2Y_substream_t	*subs = ((snd_usX2Y_substream_t **)
+	struct snd_usX2Y_substream	*subs = ((struct snd_usX2Y_substream **)
 					 snd_pcm_substream_chip(substream))[substream->stream];
-	snd_pcm_runtime_t	*runtime = substream->runtime;
+	struct snd_pcm_runtime	*runtime = substream->runtime;
 
 	if (!(subs->usX2Y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS))
 		return -EBUSY;
@@ -574,17 +587,17 @@ static int snd_usX2Y_usbpcm_open(snd_pcm_substream_t *substream)
 }
 
 
-static int snd_usX2Y_usbpcm_close(snd_pcm_substream_t *substream)
+static int snd_usX2Y_usbpcm_close(struct snd_pcm_substream *substream)
 {
-	snd_pcm_runtime_t *runtime = substream->runtime;
-	snd_usX2Y_substream_t *subs = (snd_usX2Y_substream_t *)runtime->private_data;
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	struct snd_usX2Y_substream *subs = runtime->private_data;
 
 	subs->pcm_substream = NULL;
 	return 0;
 }
 
 
-static snd_pcm_ops_t snd_usX2Y_usbpcm_ops = 
+static struct snd_pcm_ops snd_usX2Y_usbpcm_ops = 
 {
 	.open =		snd_usX2Y_usbpcm_open,
 	.close =	snd_usX2Y_usbpcm_close,
@@ -597,11 +610,11 @@ static snd_pcm_ops_t snd_usX2Y_usbpcm_ops =
 };
 
 
-static int usX2Y_pcms_lock_check(snd_card_t *card)
+static int usX2Y_pcms_lock_check(struct snd_card *card)
 {
 	struct list_head *list;
-	snd_device_t *dev;
-	snd_pcm_t *pcm;
+	struct snd_device *dev;
+	struct snd_pcm *pcm;
 	int err = 0;
 	list_for_each(list, &card->devices) {
 		dev = snd_device(list);
@@ -617,7 +630,7 @@ static int usX2Y_pcms_lock_check(snd_card_t *card)
 			continue;
 		pcm = dev->device_data;
 		for (s = 0; s < 2; ++s) {
-			snd_pcm_substream_t *substream;
+			struct snd_pcm_substream *substream;
 			substream = pcm->streams[s].substream;
 			if (substream && substream->ffile != NULL)
 				err = -EBUSY;
@@ -627,11 +640,11 @@ static int usX2Y_pcms_lock_check(snd_card_t *card)
 }
 
 
-static void usX2Y_pcms_unlock(snd_card_t *card)
+static void usX2Y_pcms_unlock(struct snd_card *card)
 {
 	struct list_head *list;
-	snd_device_t *dev;
-	snd_pcm_t *pcm;
+	struct snd_device *dev;
+	struct snd_pcm *pcm;
 	list_for_each(list, &card->devices) {
 		dev = snd_device(list);
 		if (dev->type != SNDRV_DEV_PCM)
@@ -642,10 +655,10 @@ static void usX2Y_pcms_unlock(snd_card_t *card)
 }
 
 
-static int snd_usX2Y_hwdep_pcm_open(snd_hwdep_t *hw, struct file *file)
+static int snd_usX2Y_hwdep_pcm_open(struct snd_hwdep *hw, struct file *file)
 {
 	// we need to be the first 
-	snd_card_t *card = hw->card;
+	struct snd_card *card = hw->card;
 	int err = usX2Y_pcms_lock_check(card);
 	if (0 == err)
 		usX2Y(card)->chip_status |= USX2Y_STAT_CHIP_MMAP_PCM_URBS;
@@ -654,9 +667,9 @@ static int snd_usX2Y_hwdep_pcm_open(snd_hwdep_t *hw, struct file *file)
 }
 
 
-static int snd_usX2Y_hwdep_pcm_release(snd_hwdep_t *hw, struct file *file)
+static int snd_usX2Y_hwdep_pcm_release(struct snd_hwdep *hw, struct file *file)
 {
-	snd_card_t *card = hw->card;
+	struct snd_card *card = hw->card;
 	int err = usX2Y_pcms_lock_check(card);
 	if (0 == err)
 		usX2Y(hw->card)->chip_status &= ~USX2Y_STAT_CHIP_MMAP_PCM_URBS;
@@ -684,7 +697,7 @@ static struct page * snd_usX2Y_hwdep_pcm_vm_nopage(struct vm_area_struct *area,
 	offset = area->vm_pgoff << PAGE_SHIFT;
 	offset += address - area->vm_start;
 	snd_assert((offset % PAGE_SIZE) == 0, return NOPAGE_OOM);
-	vaddr = (char*)((usX2Ydev_t*)area->vm_private_data)->hwdep_pcm_shm + offset;
+	vaddr = (char*)((struct usX2Ydev *)area->vm_private_data)->hwdep_pcm_shm + offset;
 	page = virt_to_page(vaddr);
 	get_page(page);
 
@@ -702,17 +715,17 @@ static struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = {
 };
 
 
-static int snd_usX2Y_hwdep_pcm_mmap(snd_hwdep_t * hw, struct file *filp, struct vm_area_struct *area)
+static int snd_usX2Y_hwdep_pcm_mmap(struct snd_hwdep * hw, struct file *filp, struct vm_area_struct *area)
 {
 	unsigned long	size = (unsigned long)(area->vm_end - area->vm_start);
-	usX2Ydev_t	*usX2Y = hw->private_data;
+	struct usX2Ydev	*usX2Y = hw->private_data;
 
 	if (!(usX2Y->chip_status & USX2Y_STAT_CHIP_INIT))
 		return -EBUSY;
 
 	/* if userspace tries to mmap beyond end of our buffer, fail */ 
-	if (size > PAGE_ALIGN(sizeof(snd_usX2Y_hwdep_pcm_shm_t))) {
-		snd_printd("%lu > %lu\n", size, (unsigned long)sizeof(snd_usX2Y_hwdep_pcm_shm_t)); 
+	if (size > PAGE_ALIGN(sizeof(struct snd_usX2Y_hwdep_pcm_shm))) {
+		snd_printd("%lu > %lu\n", size, (unsigned long)sizeof(struct snd_usX2Y_hwdep_pcm_shm)); 
 		return -EINVAL;
 	}
 
@@ -726,19 +739,19 @@ static int snd_usX2Y_hwdep_pcm_mmap(snd_hwdep_t * hw, struct file *filp, struct
 }
 
 
-static void snd_usX2Y_hwdep_pcm_private_free(snd_hwdep_t *hwdep)
+static void snd_usX2Y_hwdep_pcm_private_free(struct snd_hwdep *hwdep)
 {
-	usX2Ydev_t *usX2Y = hwdep->private_data;
+	struct usX2Ydev *usX2Y = hwdep->private_data;
 	if (NULL != usX2Y->hwdep_pcm_shm)
-		snd_free_pages(usX2Y->hwdep_pcm_shm, sizeof(snd_usX2Y_hwdep_pcm_shm_t));
+		snd_free_pages(usX2Y->hwdep_pcm_shm, sizeof(struct snd_usX2Y_hwdep_pcm_shm));
 }
 
 
-int usX2Y_hwdep_pcm_new(snd_card_t* card)
+int usX2Y_hwdep_pcm_new(struct snd_card *card)
 {
 	int err;
-	snd_hwdep_t *hw;
-	snd_pcm_t *pcm;
+	struct snd_hwdep *hw;
+	struct snd_pcm *pcm;
 	struct usb_device *dev = usX2Y(card)->chip.dev;
 	if (1 != nr_of_packs())
 		return 0;
@@ -783,7 +796,7 @@ int usX2Y_hwdep_pcm_new(snd_card_t* card)
 
 #else
 
-int usX2Y_hwdep_pcm_new(snd_card_t* card)
+int usX2Y_hwdep_pcm_new(struct snd_card *card)
 {
 	return 0;
 }