diff --git a/sound/pci/au88x0/au88x0.c b/sound/pci/au88x0/au88x0.c
index d965609d8b3..7c547859ae0 100644
--- a/sound/pci/au88x0/au88x0.c
+++ b/sound/pci/au88x0/au88x0.c
@@ -118,7 +118,7 @@ static void __devinit snd_vortex_workaround(struct pci_dev *vortex, int fix)
 
 // component-destructor
 // (see "Management of Cards and Components")
-static int snd_vortex_dev_free(snd_device_t * device)
+static int snd_vortex_dev_free(struct snd_device *device)
 {
 	vortex_t *vortex = device->device_data;
 
@@ -137,11 +137,11 @@ static int snd_vortex_dev_free(snd_device_t * device)
 // chip-specific constructor
 // (see "Management of Cards and Components")
 static int __devinit
-snd_vortex_create(snd_card_t * card, struct pci_dev *pci, vortex_t ** rchip)
+snd_vortex_create(struct snd_card *card, struct pci_dev *pci, vortex_t ** rchip)
 {
 	vortex_t *chip;
 	int err;
-	static snd_device_ops_t ops = {
+	static struct snd_device_ops ops = {
 		.dev_free = snd_vortex_dev_free,
 	};
 
@@ -233,7 +233,7 @@ static int __devinit
 snd_vortex_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
 {
 	static int dev;
-	snd_card_t *card;
+	struct snd_card *card;
 	vortex_t *chip;
 	int err;
 
diff --git a/sound/pci/au88x0/au88x0.h b/sound/pci/au88x0/au88x0.h
index b1197cfab3f..745f995a20d 100644
--- a/sound/pci/au88x0/au88x0.h
+++ b/sound/pci/au88x0/au88x0.h
@@ -129,21 +129,21 @@ typedef struct {
 	/* Virtual page extender stuff */
 	int nr_periods;
 	int period_bytes;
-	snd_pcm_sgbuf_t *sgbuf;	/* DMA Scatter Gather struct */
+	struct snd_sg_buf *sgbuf;	/* DMA Scatter Gather struct */
 	int period_real;
 	int period_virt;
 
-	snd_pcm_substream_t *substream;
+	struct snd_pcm_substream *substream;
 } stream_t;
 
 typedef struct snd_vortex vortex_t;
 struct snd_vortex {
 	/* ALSA structs. */
-	snd_card_t *card;
-	snd_pcm_t *pcm[VORTEX_PCM_LAST];
+	struct snd_card *card;
+	struct snd_pcm *pcm[VORTEX_PCM_LAST];
 
-	snd_rawmidi_t *rmidi;	/* Legacy Midi interface. */
-	ac97_t *codec;
+	struct snd_rawmidi *rmidi;	/* Legacy Midi interface. */
+	struct snd_ac97 *codec;
 
 	/* Stream structs. */
 	stream_t dma_adb[NR_ADB];
@@ -199,7 +199,7 @@ static void vortex_adb_setsrc(vortex_t * vortex, int adbdma,
 
 /* DMA Engines. */
 static void vortex_adbdma_setbuffers(vortex_t * vortex, int adbdma,
-				     snd_pcm_sgbuf_t * sgbuf, int size,
+				     struct snd_sg_buf * sgbuf, int size,
 				     int count);
 static void vortex_adbdma_setmode(vortex_t * vortex, int adbdma, int ie,
 				  int dir, int fmt, int d,
@@ -207,7 +207,7 @@ static void vortex_adbdma_setmode(vortex_t * vortex, int adbdma, int ie,
 static void vortex_adbdma_setstartbuffer(vortex_t * vortex, int adbdma, int sb);
 #ifndef CHIP_AU8810
 static void vortex_wtdma_setbuffers(vortex_t * vortex, int wtdma,
-				    snd_pcm_sgbuf_t * sgbuf, int size,
+				    struct snd_sg_buf * sgbuf, int size,
 				    int count);
 static void vortex_wtdma_setmode(vortex_t * vortex, int wtdma, int ie, int fmt, int d,	/*int e, */
 				 unsigned long offset);
@@ -231,9 +231,9 @@ static int inline vortex_wtdma_getlinearpos(vortex_t * vortex, int wtdma);
 
 /* global stuff. */
 static void vortex_codec_init(vortex_t * vortex);
-static void vortex_codec_write(ac97_t * codec, unsigned short addr,
+static void vortex_codec_write(struct snd_ac97 * codec, unsigned short addr,
 			       unsigned short data);
-static unsigned short vortex_codec_read(ac97_t * codec, unsigned short addr);
+static unsigned short vortex_codec_read(struct snd_ac97 * codec, unsigned short addr);
 static void vortex_spdif_init(vortex_t * vortex, int spdif_sr, int spdif_mode);
 
 static int vortex_core_init(vortex_t * card);
diff --git a/sound/pci/au88x0/au88x0_a3d.c b/sound/pci/au88x0/au88x0_a3d.c
index d5755db5141..d215f393ea6 100644
--- a/sound/pci/au88x0/au88x0_a3d.c
+++ b/sound/pci/au88x0/au88x0_a3d.c
@@ -725,7 +725,7 @@ static void vortex_a3d_translate_filter(a3d_atmos_t filter, int *params)
 /* ALSA control interface.  */
 
 static int
-snd_vortex_a3d_hrtf_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
+snd_vortex_a3d_hrtf_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 6;
@@ -734,7 +734,7 @@ snd_vortex_a3d_hrtf_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
 	return 0;
 }
 static int
-snd_vortex_a3d_itd_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
+snd_vortex_a3d_itd_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 2;
@@ -743,7 +743,7 @@ snd_vortex_a3d_itd_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
 	return 0;
 }
 static int
-snd_vortex_a3d_ild_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
+snd_vortex_a3d_ild_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 2;
@@ -752,8 +752,8 @@ snd_vortex_a3d_ild_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
 	return 0;
 }
 static int
-snd_vortex_a3d_filter_info(snd_kcontrol_t *
-			   kcontrol, snd_ctl_elem_info_t * uinfo)
+snd_vortex_a3d_filter_info(struct snd_kcontrol *kcontrol,
+			   struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 4;
@@ -763,7 +763,7 @@ snd_vortex_a3d_filter_info(snd_kcontrol_t *
 }
 
 static int
-snd_vortex_a3d_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_a3d_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	//a3dsrc_t *a = kcontrol->private_data;
 	/* No read yet. Would this be really useable/needed ? */
@@ -772,8 +772,8 @@ snd_vortex_a3d_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
 }
 
 static int
-snd_vortex_a3d_hrtf_put(snd_kcontrol_t *
-			kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_a3d_hrtf_put(struct snd_kcontrol *kcontrol,
+			struct snd_ctl_elem_value *ucontrol)
 {
 	a3dsrc_t *a = kcontrol->private_data;
 	int changed = 1, i;
@@ -789,8 +789,8 @@ snd_vortex_a3d_hrtf_put(snd_kcontrol_t *
 }
 
 static int
-snd_vortex_a3d_itd_put(snd_kcontrol_t *
-		       kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_a3d_itd_put(struct snd_kcontrol *kcontrol,
+		       struct snd_ctl_elem_value *ucontrol)
 {
 	a3dsrc_t *a = kcontrol->private_data;
 	int coord[6];
@@ -808,8 +808,8 @@ snd_vortex_a3d_itd_put(snd_kcontrol_t *
 }
 
 static int
-snd_vortex_a3d_ild_put(snd_kcontrol_t *
-		       kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_a3d_ild_put(struct snd_kcontrol *kcontrol,
+		       struct snd_ctl_elem_value *ucontrol)
 {
 	a3dsrc_t *a = kcontrol->private_data;
 	int changed = 1;
@@ -825,8 +825,8 @@ snd_vortex_a3d_ild_put(snd_kcontrol_t *
 }
 
 static int
-snd_vortex_a3d_filter_put(snd_kcontrol_t
-			  * kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_a3d_filter_put(struct snd_kcontrol *kcontrol,
+			  struct snd_ctl_elem_value *ucontrol)
 {
 	a3dsrc_t *a = kcontrol->private_data;
 	int i, changed = 1;
@@ -845,7 +845,7 @@ snd_vortex_a3d_filter_put(snd_kcontrol_t
 	return changed;
 }
 
-static snd_kcontrol_new_t vortex_a3d_kcontrol __devinitdata = {
+static struct snd_kcontrol_new vortex_a3d_kcontrol __devinitdata = {
 	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
 	.name = "Playback PCM advanced processing",
 	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
@@ -857,7 +857,7 @@ static snd_kcontrol_new_t vortex_a3d_kcontrol __devinitdata = {
 /* Control (un)registration. */
 static int vortex_a3d_register_controls(vortex_t * vortex)
 {
-	snd_kcontrol_t *kcontrol;
+	struct snd_kcontrol *kcontrol;
 	int err, i;
 	/* HRTF controls. */
 	for (i = 0; i < NR_A3D; i++) {
diff --git a/sound/pci/au88x0/au88x0_core.c b/sound/pci/au88x0/au88x0_core.c
index 5905188d06b..e3394fe6325 100644
--- a/sound/pci/au88x0/au88x0_core.c
+++ b/sound/pci/au88x0/au88x0_core.c
@@ -1097,7 +1097,7 @@ static void vortex_adbdma_setstartbuffer(vortex_t * vortex, int adbdma, int sb)
 
 static void
 vortex_adbdma_setbuffers(vortex_t * vortex, int adbdma,
-			 snd_pcm_sgbuf_t * sgbuf, int psize, int count)
+			 struct snd_sg_buf * sgbuf, int psize, int count)
 {
 	stream_t *dma = &vortex->dma_adb[adbdma];
 
@@ -1367,7 +1367,7 @@ static void vortex_wtdma_setstartbuffer(vortex_t * vortex, int wtdma, int sb)
 
 static void
 vortex_wtdma_setbuffers(vortex_t * vortex, int wtdma,
-			snd_pcm_sgbuf_t * sgbuf, int psize, int count)
+			struct snd_sg_buf * sgbuf, int psize, int count)
 {
 	stream_t *dma = &vortex->dma_wt[wtdma];
 
@@ -2514,7 +2514,7 @@ static void vortex_codec_init(vortex_t * vortex)
 }
 
 static void
-vortex_codec_write(ac97_t * codec, unsigned short addr, unsigned short data)
+vortex_codec_write(struct snd_ac97 * codec, unsigned short addr, unsigned short data)
 {
 
 	vortex_t *card = (vortex_t *) codec->private_data;
@@ -2539,7 +2539,7 @@ vortex_codec_write(ac97_t * codec, unsigned short addr, unsigned short data)
 	hwread(card->mmio, VORTEX_CODEC_IO);
 }
 
-static unsigned short vortex_codec_read(ac97_t * codec, unsigned short addr)
+static unsigned short vortex_codec_read(struct snd_ac97 * codec, unsigned short addr)
 {
 
 	vortex_t *card = (vortex_t *) codec->private_data;
diff --git a/sound/pci/au88x0/au88x0_eq.c b/sound/pci/au88x0/au88x0_eq.c
index 9d933cc0ea0..13bc8ed301c 100644
--- a/sound/pci/au88x0/au88x0_eq.c
+++ b/sound/pci/au88x0/au88x0_eq.c
@@ -730,7 +730,7 @@ static void vortex_Eqlzr_shutdown(vortex_t * vortex)
 
 /* Control interface */
 static int
-snd_vortex_eqtoggle_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
+snd_vortex_eqtoggle_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 	uinfo->count = 1;
@@ -740,8 +740,8 @@ snd_vortex_eqtoggle_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
 }
 
 static int
-snd_vortex_eqtoggle_get(snd_kcontrol_t * kcontrol,
-			snd_ctl_elem_value_t * ucontrol)
+snd_vortex_eqtoggle_get(struct snd_kcontrol *kcontrol,
+			struct snd_ctl_elem_value *ucontrol)
 {
 	vortex_t *vortex = snd_kcontrol_chip(kcontrol);
 	eqlzr_t *eq = &(vortex->eq);
@@ -753,8 +753,8 @@ snd_vortex_eqtoggle_get(snd_kcontrol_t * kcontrol,
 }
 
 static int
-snd_vortex_eqtoggle_put(snd_kcontrol_t * kcontrol,
-			snd_ctl_elem_value_t * ucontrol)
+snd_vortex_eqtoggle_put(struct snd_kcontrol *kcontrol,
+			struct snd_ctl_elem_value *ucontrol)
 {
 	vortex_t *vortex = snd_kcontrol_chip(kcontrol);
 	eqlzr_t *eq = &(vortex->eq);
@@ -766,7 +766,7 @@ snd_vortex_eqtoggle_put(snd_kcontrol_t * kcontrol,
 	return 1;		/* Allways changes */
 }
 
-static snd_kcontrol_new_t vortex_eqtoggle_kcontrol __devinitdata = {
+static struct snd_kcontrol_new vortex_eqtoggle_kcontrol __devinitdata = {
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name = "EQ Enable",
 	.index = 0,
@@ -778,7 +778,7 @@ static snd_kcontrol_new_t vortex_eqtoggle_kcontrol __devinitdata = {
 };
 
 static int
-snd_vortex_eq_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
+snd_vortex_eq_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 2;
@@ -788,7 +788,7 @@ snd_vortex_eq_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
 }
 
 static int
-snd_vortex_eq_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_eq_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	vortex_t *vortex = snd_kcontrol_chip(kcontrol);
 	int i = kcontrol->private_value;
@@ -802,7 +802,7 @@ snd_vortex_eq_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
 }
 
 static int
-snd_vortex_eq_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_eq_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	vortex_t *vortex = snd_kcontrol_chip(kcontrol);
 	int changed = 0, i = kcontrol->private_value;
@@ -824,7 +824,7 @@ snd_vortex_eq_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
 	return changed;
 }
 
-static snd_kcontrol_new_t vortex_eq_kcontrol __devinitdata = {
+static struct snd_kcontrol_new vortex_eq_kcontrol __devinitdata = {
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name = "                        .",
 	.index = 0,
@@ -836,7 +836,7 @@ static snd_kcontrol_new_t vortex_eq_kcontrol __devinitdata = {
 };
 
 static int
-snd_vortex_peaks_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
+snd_vortex_peaks_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 20;
@@ -846,7 +846,7 @@ snd_vortex_peaks_info(snd_kcontrol_t * kcontrol, snd_ctl_elem_info_t * uinfo)
 }
 
 static int
-snd_vortex_peaks_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+snd_vortex_peaks_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	vortex_t *vortex = snd_kcontrol_chip(kcontrol);
 	int i, count;
@@ -863,7 +863,7 @@ snd_vortex_peaks_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
 	return 0;
 }
 
-static snd_kcontrol_new_t vortex_levels_kcontrol __devinitdata = {
+static struct snd_kcontrol_new vortex_levels_kcontrol __devinitdata = {
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name = "EQ Peaks",
 	.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
@@ -888,7 +888,7 @@ static char *EqBandLabels[10] __devinitdata = {
 /* ALSA driver entry points. Init and exit. */
 static int vortex_eq_init(vortex_t * vortex)
 {
-	snd_kcontrol_t *kcontrol;
+	struct snd_kcontrol *kcontrol;
 	int err, i;
 
 	vortex_Eqlzr_init(vortex);
diff --git a/sound/pci/au88x0/au88x0_mixer.c b/sound/pci/au88x0/au88x0_mixer.c
index 86e27d695c3..c96da1dab86 100644
--- a/sound/pci/au88x0/au88x0_mixer.c
+++ b/sound/pci/au88x0/au88x0_mixer.c
@@ -13,10 +13,10 @@
 
 static int __devinit snd_vortex_mixer(vortex_t * vortex)
 {
-	ac97_bus_t *pbus;
-	ac97_template_t ac97;
+	struct snd_ac97_bus *pbus;
+	struct snd_ac97_template ac97;
 	int err;
-	static ac97_bus_ops_t ops = {
+	static struct snd_ac97_bus_ops ops = {
 		.write = vortex_codec_write,
 		.read = vortex_codec_read,
 	};
diff --git a/sound/pci/au88x0/au88x0_mpu401.c b/sound/pci/au88x0/au88x0_mpu401.c
index c0c23466eb0..8ba6dd36222 100644
--- a/sound/pci/au88x0/au88x0_mpu401.c
+++ b/sound/pci/au88x0/au88x0_mpu401.c
@@ -44,9 +44,9 @@
 
 static int __devinit snd_vortex_midi(vortex_t * vortex)
 {
-	snd_rawmidi_t *rmidi;
+	struct snd_rawmidi *rmidi;
 	int temp, mode;
-	mpu401_t *mpu;
+	struct snd_mpu401 *mpu;
 	int port;
 
 #ifdef VORTEX_MPU401_LEGACY
diff --git a/sound/pci/au88x0/au88x0_pcm.c b/sound/pci/au88x0/au88x0_pcm.c
index 38bd2b5dd43..6a13ca1d545 100644
--- a/sound/pci/au88x0/au88x0_pcm.c
+++ b/sound/pci/au88x0/au88x0_pcm.c
@@ -31,7 +31,7 @@
 #define VORTEX_PCM_TYPE(x) (x->name[40])
 
 /* hardware definition */
-static snd_pcm_hardware_t snd_vortex_playback_hw_adb = {
+static struct snd_pcm_hardware snd_vortex_playback_hw_adb = {
 	.info =
 	    (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */
 	     SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED |
@@ -56,7 +56,7 @@ static snd_pcm_hardware_t snd_vortex_playback_hw_adb = {
 };
 
 #ifndef CHIP_AU8820
-static snd_pcm_hardware_t snd_vortex_playback_hw_a3d = {
+static struct snd_pcm_hardware snd_vortex_playback_hw_a3d = {
 	.info =
 	    (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */
 	     SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED |
@@ -76,7 +76,7 @@ static snd_pcm_hardware_t snd_vortex_playback_hw_a3d = {
 	.periods_max = 64,
 };
 #endif
-static snd_pcm_hardware_t snd_vortex_playback_hw_spdif = {
+static struct snd_pcm_hardware snd_vortex_playback_hw_spdif = {
 	.info =
 	    (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */
 	     SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED |
@@ -99,7 +99,7 @@ static snd_pcm_hardware_t snd_vortex_playback_hw_spdif = {
 };
 
 #ifndef CHIP_AU8810
-static snd_pcm_hardware_t snd_vortex_playback_hw_wt = {
+static struct snd_pcm_hardware snd_vortex_playback_hw_wt = {
 	.info = (SNDRV_PCM_INFO_MMAP |
 		 SNDRV_PCM_INFO_INTERLEAVED |
 		 SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID),
@@ -117,10 +117,10 @@ static snd_pcm_hardware_t snd_vortex_playback_hw_wt = {
 };
 #endif
 /* open callback */
-static int snd_vortex_pcm_open(snd_pcm_substream_t * substream)
+static int snd_vortex_pcm_open(struct snd_pcm_substream *substream)
 {
 	vortex_t *vortex = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	int err;
 	
 	/* Force equal size periods */
@@ -169,7 +169,7 @@ static int snd_vortex_pcm_open(snd_pcm_substream_t * substream)
 }
 
 /* close callback */
-static int snd_vortex_pcm_close(snd_pcm_substream_t * substream)
+static int snd_vortex_pcm_close(struct snd_pcm_substream *substream)
 {
 	//vortex_t *chip = snd_pcm_substream_chip(substream);
 	stream_t *stream = (stream_t *) substream->runtime->private_data;
@@ -185,12 +185,12 @@ static int snd_vortex_pcm_close(snd_pcm_substream_t * substream)
 
 /* hw_params callback */
 static int
-snd_vortex_pcm_hw_params(snd_pcm_substream_t * substream,
-			 snd_pcm_hw_params_t * hw_params)
+snd_vortex_pcm_hw_params(struct snd_pcm_substream *substream,
+			 struct snd_pcm_hw_params *hw_params)
 {
 	vortex_t *chip = snd_pcm_substream_chip(substream);
 	stream_t *stream = (stream_t *) (substream->runtime->private_data);
-	snd_pcm_sgbuf_t *sgbuf;
+	struct snd_sg_buf *sgbuf;
 	int err;
 
 	// Alloc buffer memory.
@@ -200,7 +200,7 @@ snd_vortex_pcm_hw_params(snd_pcm_substream_t * substream,
 		printk(KERN_ERR "Vortex: pcm page alloc failed!\n");
 		return err;
 	}
-	//sgbuf = (snd_pcm_sgbuf_t *) substream->runtime->dma_private;
+	//sgbuf = (struct snd_sg_buf *) substream->runtime->dma_private;
 	sgbuf = snd_pcm_substream_sgbuf(substream);
 	/*
 	   printk(KERN_INFO "Vortex: periods %d, period_bytes %d, channels = %d\n", params_periods(hw_params),
@@ -251,7 +251,7 @@ snd_vortex_pcm_hw_params(snd_pcm_substream_t * substream,
 }
 
 /* hw_free callback */
-static int snd_vortex_pcm_hw_free(snd_pcm_substream_t * substream)
+static int snd_vortex_pcm_hw_free(struct snd_pcm_substream *substream)
 {
 	vortex_t *chip = snd_pcm_substream_chip(substream);
 	stream_t *stream = (stream_t *) (substream->runtime->private_data);
@@ -277,10 +277,10 @@ static int snd_vortex_pcm_hw_free(snd_pcm_substream_t * substream)
 }
 
 /* prepare callback */
-static int snd_vortex_pcm_prepare(snd_pcm_substream_t * substream)
+static int snd_vortex_pcm_prepare(struct snd_pcm_substream *substream)
 {
 	vortex_t *chip = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	stream_t *stream = (stream_t *) substream->runtime->private_data;
 	int dma = stream->dma, fmt, dir;
 
@@ -310,7 +310,7 @@ static int snd_vortex_pcm_prepare(snd_pcm_substream_t * substream)
 }
 
 /* trigger callback */
-static int snd_vortex_pcm_trigger(snd_pcm_substream_t * substream, int cmd)
+static int snd_vortex_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 {
 	vortex_t *chip = snd_pcm_substream_chip(substream);
 	stream_t *stream = (stream_t *) substream->runtime->private_data;
@@ -374,7 +374,7 @@ static int snd_vortex_pcm_trigger(snd_pcm_substream_t * substream, int cmd)
 }
 
 /* pointer callback */
-static snd_pcm_uframes_t snd_vortex_pcm_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t snd_vortex_pcm_pointer(struct snd_pcm_substream *substream)
 {
 	vortex_t *chip = snd_pcm_substream_chip(substream);
 	stream_t *stream = (stream_t *) substream->runtime->private_data;
@@ -395,13 +395,13 @@ static snd_pcm_uframes_t snd_vortex_pcm_pointer(snd_pcm_substream_t * substream)
 
 /* Page callback. */
 /*
-static struct page *snd_pcm_sgbuf_ops_page(snd_pcm_substream_t *substream, unsigned long offset) {
+static struct page *snd_pcm_sgbuf_ops_page(struct snd_pcm_substream *substream, unsigned long offset) {
 	
 	
 }
 */
 /* operators */
-static snd_pcm_ops_t snd_vortex_playback_ops = {
+static struct snd_pcm_ops snd_vortex_playback_ops = {
 	.open = snd_vortex_pcm_open,
 	.close = snd_vortex_pcm_close,
 	.ioctl = snd_pcm_lib_ioctl,
@@ -434,14 +434,14 @@ static char *vortex_pcm_name[VORTEX_PCM_LAST] = {
 
 /* SPDIF kcontrol */
 
-static int snd_vortex_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+static int snd_vortex_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
 	uinfo->count = 1;
 	return 0;
 }
 
-static int snd_vortex_spdif_mask_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_vortex_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	ucontrol->value.iec958.status[0] = 0xff;
 	ucontrol->value.iec958.status[1] = 0xff;
@@ -450,7 +450,7 @@ static int snd_vortex_spdif_mask_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_val
 	return 0;
 }
 
-static int snd_vortex_spdif_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_vortex_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	vortex_t *vortex = snd_kcontrol_chip(kcontrol);
 	ucontrol->value.iec958.status[0] = 0x00;
@@ -464,7 +464,7 @@ static int snd_vortex_spdif_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
 	return 0;
 }
 
-static int snd_vortex_spdif_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_vortex_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
 	vortex_t *vortex = snd_kcontrol_chip(kcontrol);
 	int spdif_sr = 48000;
@@ -481,7 +481,7 @@ static int snd_vortex_spdif_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t
 }
 
 /* spdif controls */
-static snd_kcontrol_new_t snd_vortex_mixer_spdif[] __devinitdata = {
+static struct snd_kcontrol_new snd_vortex_mixer_spdif[] __devinitdata = {
 	{
 		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
 		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
@@ -501,8 +501,8 @@ static snd_kcontrol_new_t snd_vortex_mixer_spdif[] __devinitdata = {
 /* create a pcm device */
 static int __devinit snd_vortex_new_pcm(vortex_t * chip, int idx, int nr)
 {
-	snd_pcm_t *pcm;
-	snd_kcontrol_t *kctl;
+	struct snd_pcm *pcm;
+	struct snd_kcontrol *kctl;
 	int i;
 	int err, nr_capt;