diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
index 180c49e..2cc0f83 100644
--- a/sound/pci/ens1370.c
+++ b/sound/pci/ens1370.c
@@ -367,9 +367,7 @@
 
  */
 
-typedef struct _snd_ensoniq ensoniq_t;
-
-struct _snd_ensoniq {
+struct ensoniq {
 	spinlock_t reg_lock;
 	struct semaphore src_mutex;
 
@@ -392,12 +390,12 @@
 	union {
 #ifdef CHIP1371
 		struct {
-			ac97_t *ac97;
+			struct snd_ac97 *ac97;
 		} es1371;
 #else
 		struct {
 			int pclkdiv_lock;
-			ak4531_t *ak4531;
+			struct snd_ak4531 *ak4531;
 		} es1370;
 #endif
 	} u;
@@ -405,21 +403,21 @@
 	struct pci_dev *pci;
 	unsigned short subsystem_vendor_id;
 	unsigned short subsystem_device_id;
-	snd_card_t *card;
-	snd_pcm_t *pcm1;	/* DAC1/ADC PCM */
-	snd_pcm_t *pcm2;	/* DAC2 PCM */
-	snd_pcm_substream_t *playback1_substream;
-	snd_pcm_substream_t *playback2_substream;
-	snd_pcm_substream_t *capture_substream;
+	struct snd_card *card;
+	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
+	struct snd_pcm *pcm2;	/* DAC2 PCM */
+	struct snd_pcm_substream *playback1_substream;
+	struct snd_pcm_substream *playback2_substream;
+	struct snd_pcm_substream *capture_substream;
 	unsigned int p1_dma_size;
 	unsigned int p2_dma_size;
 	unsigned int c_dma_size;
 	unsigned int p1_period_size;
 	unsigned int p2_period_size;
 	unsigned int c_period_size;
-	snd_rawmidi_t *rmidi;
-	snd_rawmidi_substream_t *midi_input;
-	snd_rawmidi_substream_t *midi_output;
+	struct snd_rawmidi *rmidi;
+	struct snd_rawmidi_substream *midi_input;
+	struct snd_rawmidi_substream *midi_output;
 
 	unsigned int spdif;
 	unsigned int spdif_default;
@@ -459,39 +457,39 @@
 #ifdef CHIP1370
 static unsigned int snd_es1370_fixed_rates[] =
 	{5512, 11025, 22050, 44100};
-static snd_pcm_hw_constraint_list_t snd_es1370_hw_constraints_rates = {
+static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
 	.count = 4, 
 	.list = snd_es1370_fixed_rates,
 	.mask = 0,
 };
-static ratnum_t es1370_clock = {
+static struct snd_ratnum es1370_clock = {
 	.num = ES_1370_SRCLOCK,
 	.den_min = 29, 
 	.den_max = 353,
 	.den_step = 1,
 };
-static snd_pcm_hw_constraint_ratnums_t snd_es1370_hw_constraints_clock = {
+static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
 	.nrats = 1,
 	.rats = &es1370_clock,
 };
 #else
-static ratden_t es1371_dac_clock = {
+static struct snd_ratden es1371_dac_clock = {
 	.num_min = 3000 * (1 << 15),
 	.num_max = 48000 * (1 << 15),
 	.num_step = 3000,
 	.den = 1 << 15,
 };
-static snd_pcm_hw_constraint_ratdens_t snd_es1371_hw_constraints_dac_clock = {
+static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
 	.nrats = 1,
 	.rats = &es1371_dac_clock,
 };
-static ratnum_t es1371_adc_clock = {
+static struct snd_ratnum es1371_adc_clock = {
 	.num = 48000 << 15,
 	.den_min = 32768, 
 	.den_max = 393216,
 	.den_step = 1,
 };
-static snd_pcm_hw_constraint_ratnums_t snd_es1371_hw_constraints_adc_clock = {
+static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
 	.nrats = 1,
 	.rats = &es1371_adc_clock,
 };
@@ -505,7 +503,7 @@
 
 #ifdef CHIP1371
 
-static unsigned int snd_es1371_wait_src_ready(ensoniq_t * ensoniq)
+static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
 {
 	unsigned int t, r = 0;
 
@@ -515,11 +513,12 @@
 			return r;
 		cond_resched();
 	}
-	snd_printk(KERN_ERR "wait source ready timeout 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_SMPRATE), r);
+	snd_printk(KERN_ERR "wait source ready timeout 0x%lx [0x%x]\n",
+		   ES_REG(ensoniq, 1371_SMPRATE), r);
 	return 0;
 }
 
-static unsigned int snd_es1371_src_read(ensoniq_t * ensoniq, unsigned short reg)
+static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
 {
 	unsigned int temp, i, orig, r;
 
@@ -553,7 +552,7 @@
 	return temp;
 }
 
-static void snd_es1371_src_write(ensoniq_t * ensoniq,
+static void snd_es1371_src_write(struct ensoniq * ensoniq,
 				 unsigned short reg, unsigned short data)
 {
 	unsigned int r;
@@ -569,14 +568,15 @@
 
 #ifdef CHIP1370
 
-static void snd_es1370_codec_write(ak4531_t *ak4531,
+static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
 				   unsigned short reg, unsigned short val)
 {
-	ensoniq_t *ensoniq = ak4531->private_data;
+	struct ensoniq *ensoniq = ak4531->private_data;
 	unsigned long end_time = jiffies + HZ / 10;
 
 #if 0
-	printk("CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n", reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
+	printk("CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
+	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 #endif
 	do {
 		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
@@ -585,17 +585,18 @@
 		}
 		schedule_timeout_uninterruptible(1);
 	} while (time_after(end_time, jiffies));
-	snd_printk(KERN_ERR "codec write timeout, status = 0x%x\n", inl(ES_REG(ensoniq, STATUS)));
+	snd_printk(KERN_ERR "codec write timeout, status = 0x%x\n",
+		   inl(ES_REG(ensoniq, STATUS)));
 }
 
 #endif /* CHIP1370 */
 
 #ifdef CHIP1371
 
-static void snd_es1371_codec_write(ac97_t *ac97,
+static void snd_es1371_codec_write(struct snd_ac97 *ac97,
 				   unsigned short reg, unsigned short val)
 {
-	ensoniq_t *ensoniq = ac97->private_data;
+	struct ensoniq *ensoniq = ac97->private_data;
 	unsigned int t, x;
 
 	down(&ensoniq->src_mutex);
@@ -609,12 +610,14 @@
 			/* wait for not busy (state 0) first to avoid
 			   transition states */
 			for (t = 0; t < POLL_COUNT; t++) {
-				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == 0x00000000)
+				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
+				    0x00000000)
 					break;
 			}
 			/* wait for a SAFE time to write addr/data and then do it, dammit */
 			for (t = 0; t < POLL_COUNT; t++) {
-				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == 0x00010000)
+				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
+				    0x00010000)
 					break;
 			}
 			outl(ES_1371_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1371_CODEC));
@@ -626,13 +629,14 @@
 		}
 	}
 	up(&ensoniq->src_mutex);
-	snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
+	snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n",
+		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 }
 
-static unsigned short snd_es1371_codec_read(ac97_t *ac97,
+static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
 					    unsigned short reg)
 {
-	ensoniq_t *ensoniq = ac97->private_data;
+	struct ensoniq *ensoniq = ac97->private_data;
 	unsigned int t, x, fail = 0;
 
       __again:
@@ -647,12 +651,14 @@
 			/* wait for not busy (state 0) first to avoid
 			   transition states */
 			for (t = 0; t < POLL_COUNT; t++) {
-				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == 0x00000000)
+				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
+				    0x00000000)
 					break;
 			}
 			/* wait for a SAFE time to write addr/data and then do it, dammit */
 			for (t = 0; t < POLL_COUNT; t++) {
-				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == 0x00010000)
+				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
+				    0x00010000)
 					break;
 			}
 			outl(ES_1371_CODEC_READS(reg), ES_REG(ensoniq, 1371_CODEC));
@@ -673,18 +679,22 @@
 			}
 			up(&ensoniq->src_mutex);
 			if (++fail > 10) {
-				snd_printk(KERN_ERR "codec read timeout (final) at 0x%lx, reg = 0x%x [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), reg, inl(ES_REG(ensoniq, 1371_CODEC)));
+				snd_printk(KERN_ERR "codec read timeout (final) "
+					   "at 0x%lx, reg = 0x%x [0x%x]\n",
+					   ES_REG(ensoniq, 1371_CODEC), reg,
+					   inl(ES_REG(ensoniq, 1371_CODEC)));
 				return 0;
 			}
 			goto __again;
 		}
 	}
 	up(&ensoniq->src_mutex);
-	snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
+	snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n",
+		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 	return 0;
 }
 
-static void snd_es1371_codec_wait(ac97_t *ac97)
+static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
 {
 	msleep(750);
 	snd_es1371_codec_read(ac97, AC97_RESET);
@@ -693,7 +703,7 @@
 	msleep(50);
 }
 
-static void snd_es1371_adc_rate(ensoniq_t * ensoniq, unsigned int rate)
+static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
 {
 	unsigned int n, truncm, freq, result;
 
@@ -716,60 +726,70 @@
 				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
 	}
 	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
-			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS) & 0x00ff) |
-				     ((freq >> 5) & 0xfc00));
+			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
+						  ES_SMPREG_INT_REGS) & 0x00ff) |
+			     ((freq >> 5) & 0xfc00));
 	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
 	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
 	up(&ensoniq->src_mutex);
 }
 
-static void snd_es1371_dac1_rate(ensoniq_t * ensoniq, unsigned int rate)
+static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
 {
 	unsigned int freq, r;
 
 	down(&ensoniq->src_mutex);
 	freq = ((rate << 15) + 1500) / 3000;
-	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P2 | ES_1371_DIS_R1)) | ES_1371_DIS_P1;
+	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
+						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
+		ES_1371_DIS_P1;
 	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
-			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS) & 0x00ff) |
+			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
+						  ES_SMPREG_INT_REGS) & 0x00ff) |
 			     ((freq >> 5) & 0xfc00));
 	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
-	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P2 | ES_1371_DIS_R1));
+	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
+						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
 	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 	up(&ensoniq->src_mutex);
 }
 
-static void snd_es1371_dac2_rate(ensoniq_t * ensoniq, unsigned int rate)
+static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
 {
 	unsigned int freq, r;
 
 	down(&ensoniq->src_mutex);
 	freq = ((rate << 15) + 1500) / 3000;
-	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | ES_1371_DIS_R1)) | ES_1371_DIS_P2;
+	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
+						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
+		ES_1371_DIS_P2;
 	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
-			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS) & 0x00ff) |
+			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
+						  ES_SMPREG_INT_REGS) & 0x00ff) |
 			     ((freq >> 5) & 0xfc00));
-	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
-	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | ES_1371_DIS_R1));
+	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
+			     freq & 0x7fff);
+	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
+						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
 	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 	up(&ensoniq->src_mutex);
 }
 
 #endif /* CHIP1371 */
 
-static int snd_ensoniq_trigger(snd_pcm_substream_t *substream, int cmd)
+static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 	{
 		unsigned int what = 0;
 		struct list_head *pos;
-		snd_pcm_substream_t *s;
+		struct snd_pcm_substream *s;
 		snd_pcm_group_for_each(pos, substream) {
 			s = snd_pcm_group_substream_entry(pos);
 			if (s == ensoniq->playback1_substream) {
@@ -795,7 +815,7 @@
 	{
 		unsigned int what = 0;
 		struct list_head *pos;
-		snd_pcm_substream_t *s;
+		struct snd_pcm_substream *s;
 		snd_pcm_group_for_each(pos, substream) {
 			s = snd_pcm_group_substream_entry(pos);
 			if (s == ensoniq->playback1_substream) {
@@ -828,21 +848,21 @@
  *  PCM part
  */
 
-static int snd_ensoniq_hw_params(snd_pcm_substream_t * substream,
-				 snd_pcm_hw_params_t * hw_params)
+static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
+				 struct snd_pcm_hw_params *hw_params)
 {
 	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 }
 
-static int snd_ensoniq_hw_free(snd_pcm_substream_t * substream)
+static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
 {
 	return snd_pcm_lib_free_pages(substream);
 }
 
-static int snd_ensoniq_playback1_prepare(snd_pcm_substream_t * substream)
+static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	unsigned int mode = 0;
 
 	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
@@ -867,7 +887,8 @@
 	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
 	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
 	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
-	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1, ES_REG(ensoniq, DAC1_COUNT));
+	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
+	     ES_REG(ensoniq, DAC1_COUNT));
 #ifdef CHIP1370
 	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
 	switch (runtime->rate) {
@@ -886,10 +907,10 @@
 	return 0;
 }
 
-static int snd_ensoniq_playback2_prepare(snd_pcm_substream_t * substream)
+static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	unsigned int mode = 0;
 
 	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
@@ -909,7 +930,8 @@
 	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
 			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
 	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
-	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1, ES_REG(ensoniq, DAC2_COUNT));
+	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
+	     ES_REG(ensoniq, DAC2_COUNT));
 #ifdef CHIP1370
 	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
 		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
@@ -925,10 +947,10 @@
 	return 0;
 }
 
-static int snd_ensoniq_capture_prepare(snd_pcm_substream_t * substream)
+static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
 	unsigned int mode = 0;
 
 	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
@@ -946,7 +968,8 @@
 	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
 	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
 	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
-	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1, ES_REG(ensoniq, ADC_COUNT));
+	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
+	     ES_REG(ensoniq, ADC_COUNT));
 #ifdef CHIP1370
 	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
 		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
@@ -962,9 +985,9 @@
 	return 0;
 }
 
-static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 	size_t ptr;
 
 	spin_lock(&ensoniq->reg_lock);
@@ -979,9 +1002,9 @@
 	return ptr;
 }
 
-static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 	size_t ptr;
 
 	spin_lock(&ensoniq->reg_lock);
@@ -996,9 +1019,9 @@
 	return ptr;
 }
 
-static snd_pcm_uframes_t snd_ensoniq_capture_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 	size_t ptr;
 
 	spin_lock(&ensoniq->reg_lock);
@@ -1013,7 +1036,7 @@
 	return ptr;
 }
 
-static snd_pcm_hardware_t snd_ensoniq_playback1 =
+static struct snd_pcm_hardware snd_ensoniq_playback1 =
 {
 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -1040,7 +1063,7 @@
 	.fifo_size =		0,
 };
 
-static snd_pcm_hardware_t snd_ensoniq_playback2 =
+static struct snd_pcm_hardware snd_ensoniq_playback2 =
 {
 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -1060,7 +1083,7 @@
 	.fifo_size =		0,
 };
 
-static snd_pcm_hardware_t snd_ensoniq_capture =
+static struct snd_pcm_hardware snd_ensoniq_capture =
 {
 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -1079,10 +1102,10 @@
 	.fifo_size =		0,
 };
 
-static int snd_ensoniq_playback1_open(snd_pcm_substream_t * substream)
+static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
 
 	ensoniq->mode |= ES_MODE_PLAY1;
 	ensoniq->playback1_substream = substream;
@@ -1102,10 +1125,10 @@
 	return 0;
 }
 
-static int snd_ensoniq_playback2_open(snd_pcm_substream_t * substream)
+static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
 
 	ensoniq->mode |= ES_MODE_PLAY2;
 	ensoniq->playback2_substream = substream;
@@ -1125,10 +1148,10 @@
 	return 0;
 }
 
-static int snd_ensoniq_capture_open(snd_pcm_substream_t * substream)
+static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
-	snd_pcm_runtime_t *runtime = substream->runtime;
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
 
 	ensoniq->mode |= ES_MODE_CAPTURE;
 	ensoniq->capture_substream = substream;
@@ -1144,18 +1167,18 @@
 	return 0;
 }
 
-static int snd_ensoniq_playback1_close(snd_pcm_substream_t * substream)
+static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 
 	ensoniq->playback1_substream = NULL;
 	ensoniq->mode &= ~ES_MODE_PLAY1;
 	return 0;
 }
 
-static int snd_ensoniq_playback2_close(snd_pcm_substream_t * substream)
+static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 
 	ensoniq->playback2_substream = NULL;
 	spin_lock_irq(&ensoniq->reg_lock);
@@ -1167,9 +1190,9 @@
 	return 0;
 }
 
-static int snd_ensoniq_capture_close(snd_pcm_substream_t * substream)
+static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
 {
-	ensoniq_t *ensoniq = snd_pcm_substream_chip(substream);
+	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 
 	ensoniq->capture_substream = NULL;
 	spin_lock_irq(&ensoniq->reg_lock);
@@ -1181,7 +1204,7 @@
 	return 0;
 }
 
-static snd_pcm_ops_t snd_ensoniq_playback1_ops = {
+static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
 	.open =		snd_ensoniq_playback1_open,
 	.close =	snd_ensoniq_playback1_close,
 	.ioctl =	snd_pcm_lib_ioctl,
@@ -1192,7 +1215,7 @@
 	.pointer =	snd_ensoniq_playback1_pointer,
 };
 
-static snd_pcm_ops_t snd_ensoniq_playback2_ops = {
+static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
 	.open =		snd_ensoniq_playback2_open,
 	.close =	snd_ensoniq_playback2_close,
 	.ioctl =	snd_pcm_lib_ioctl,
@@ -1203,7 +1226,7 @@
 	.pointer =	snd_ensoniq_playback2_pointer,
 };
 
-static snd_pcm_ops_t snd_ensoniq_capture_ops = {
+static struct snd_pcm_ops snd_ensoniq_capture_ops = {
 	.open =		snd_ensoniq_capture_open,
 	.close =	snd_ensoniq_capture_close,
 	.ioctl =	snd_pcm_lib_ioctl,
@@ -1214,9 +1237,10 @@
 	.pointer =	snd_ensoniq_capture_pointer,
 };
 
-static int __devinit snd_ensoniq_pcm(ensoniq_t * ensoniq, int device, snd_pcm_t ** rpcm)
+static int __devinit snd_ensoniq_pcm(struct ensoniq * ensoniq, int device,
+				     struct snd_pcm ** rpcm)
 {
-	snd_pcm_t *pcm;
+	struct snd_pcm *pcm;
 	int err;
 
 	if (rpcm)
@@ -1253,9 +1277,10 @@
 	return 0;
 }
 
-static int __devinit snd_ensoniq_pcm2(ensoniq_t * ensoniq, int device, snd_pcm_t ** rpcm)
+static int __devinit snd_ensoniq_pcm2(struct ensoniq * ensoniq, int device,
+				      struct snd_pcm ** rpcm)
 {
-	snd_pcm_t *pcm;
+	struct snd_pcm *pcm;
 	int err;
 
 	if (rpcm)
@@ -1298,17 +1323,18 @@
  * ENS1371 mixer (including SPDIF interface)
  */
 #ifdef CHIP1371
-static int snd_ens1373_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+static int snd_ens1373_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_ens1373_spdif_default_get(snd_kcontrol_t * kcontrol,
-                                         snd_ctl_elem_value_t * ucontrol)
+static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
+                                         struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	spin_lock_irq(&ensoniq->reg_lock);
 	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
 	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
@@ -1318,10 +1344,10 @@
 	return 0;
 }
 
-static int snd_ens1373_spdif_default_put(snd_kcontrol_t * kcontrol,
-                                         snd_ctl_elem_value_t * ucontrol)
+static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
+                                         struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	unsigned int val;
 	int change;
 
@@ -1332,14 +1358,15 @@
 	spin_lock_irq(&ensoniq->reg_lock);
 	change = ensoniq->spdif_default != val;
 	ensoniq->spdif_default = val;
-	if (change && ensoniq->playback1_substream == NULL && ensoniq->playback2_substream == NULL)
+	if (change && ensoniq->playback1_substream == NULL &&
+	    ensoniq->playback2_substream == NULL)
 		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
 	spin_unlock_irq(&ensoniq->reg_lock);
 	return change;
 }
 
-static int snd_ens1373_spdif_mask_get(snd_kcontrol_t * kcontrol,
-                                         snd_ctl_elem_value_t * ucontrol)
+static int snd_ens1373_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;
@@ -1348,10 +1375,10 @@
 	return 0;
 }
 
-static int snd_ens1373_spdif_stream_get(snd_kcontrol_t * kcontrol,
-                                         snd_ctl_elem_value_t * ucontrol)
+static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
+					struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	spin_lock_irq(&ensoniq->reg_lock);
 	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
 	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
@@ -1361,10 +1388,10 @@
 	return 0;
 }
 
-static int snd_ens1373_spdif_stream_put(snd_kcontrol_t * kcontrol,
-                                        snd_ctl_elem_value_t * ucontrol)
+static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	unsigned int val;
 	int change;
 
@@ -1375,7 +1402,8 @@
 	spin_lock_irq(&ensoniq->reg_lock);
 	change = ensoniq->spdif_stream != val;
 	ensoniq->spdif_stream = val;
-	if (change && (ensoniq->playback1_substream != NULL || ensoniq->playback2_substream != NULL))
+	if (change && (ensoniq->playback1_substream != NULL ||
+		       ensoniq->playback2_substream != NULL))
 		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
 	spin_unlock_irq(&ensoniq->reg_lock);
 	return change;
@@ -1385,7 +1413,8 @@
 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
   .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
 
-static int snd_es1371_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_es1371_spdif_info(struct snd_kcontrol *kcontrol,
+				 struct snd_ctl_elem_info *uinfo)
 {
         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
         uinfo->count = 1;
@@ -1394,9 +1423,10 @@
         return 0;
 }
 
-static int snd_es1371_spdif_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	
 	spin_lock_irq(&ensoniq->reg_lock);
 	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
@@ -1404,9 +1434,10 @@
 	return 0;
 }
 
-static int snd_es1371_spdif_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	unsigned int nval1, nval2;
 	int change;
 	
@@ -1426,7 +1457,7 @@
 
 
 /* spdif controls */
-static snd_kcontrol_new_t snd_es1371_mixer_spdif[] __devinitdata = {
+static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = {
 	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
 	{
 		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
@@ -1452,7 +1483,8 @@
 };
 
 
-static int snd_es1373_rear_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_es1373_rear_info(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_info *uinfo)
 {
         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
         uinfo->count = 1;
@@ -1461,28 +1493,33 @@
         return 0;
 }
 
-static int snd_es1373_rear_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	int val = 0;
 	
 	spin_lock_irq(&ensoniq->reg_lock);
-	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
+	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
+			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
 	    	val = 1;
 	ucontrol->value.integer.value[0] = val;
 	spin_unlock_irq(&ensoniq->reg_lock);
 	return 0;
 }
 
-static int snd_es1373_rear_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	unsigned int nval1;
 	int change;
 	
-	nval1 = ucontrol->value.integer.value[0] ? ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
+	nval1 = ucontrol->value.integer.value[0] ?
+		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
 	spin_lock_irq(&ensoniq->reg_lock);
-	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
+	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
+				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
 	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
 	ensoniq->cssr |= nval1;
 	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
@@ -1490,7 +1527,7 @@
 	return change;
 }
 
-static snd_kcontrol_new_t snd_ens1373_rear __devinitdata =
+static struct snd_kcontrol_new snd_ens1373_rear __devinitdata =
 {
 	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name =		"AC97 2ch->4ch Copy Switch",
@@ -1499,7 +1536,8 @@
 	.put =		snd_es1373_rear_put,
 };
 
-static int snd_es1373_line_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_es1373_line_info(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 	uinfo->count = 1;
@@ -1508,9 +1546,10 @@
 	return 0;
 }
 
-static int snd_es1373_line_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	int val = 0;
 	
 	spin_lock_irq(&ensoniq->reg_lock);
@@ -1521,9 +1560,10 @@
 	return 0;
 }
 
-static int snd_es1373_line_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	int changed;
 	unsigned int ctrl;
 	
@@ -1540,7 +1580,7 @@
 	return changed;
 }
 
-static snd_kcontrol_new_t snd_ens1373_line __devinitdata =
+static struct snd_kcontrol_new snd_ens1373_line __devinitdata =
 {
 	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name =		"Line In->Rear Out Switch",
@@ -1549,9 +1589,9 @@
 	.put =		snd_es1373_line_put,
 };
 
-static void snd_ensoniq_mixer_free_ac97(ac97_t *ac97)
+static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
 {
-	ensoniq_t *ensoniq = ac97->private_data;
+	struct ensoniq *ensoniq = ac97->private_data;
 	ensoniq->u.es1371.ac97 = NULL;
 }
 
@@ -1568,13 +1608,13 @@
 	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
 };
 
-static int snd_ensoniq_1371_mixer(ensoniq_t * ensoniq)
+static int snd_ensoniq_1371_mixer(struct ensoniq * ensoniq)
 {
-	snd_card_t *card = ensoniq->card;
-	ac97_bus_t *pbus;
-	ac97_template_t ac97;
+	struct snd_card *card = ensoniq->card;
+	struct snd_ac97_bus *pbus;
+	struct snd_ac97_template ac97;
 	int err, idx;
-	static ac97_bus_ops_t ops = {
+	static struct snd_ac97_bus_ops ops = {
 		.write = snd_es1371_codec_write,
 		.read = snd_es1371_codec_read,
 		.wait = snd_es1371_codec_wait,
@@ -1593,10 +1633,11 @@
 		if (ensoniq->pci->vendor == es1371_spdif_present[idx].vid &&
 		    ensoniq->pci->device == es1371_spdif_present[idx].did &&
 		    ensoniq->rev == es1371_spdif_present[idx].rev) {
-		    	snd_kcontrol_t *kctl;
+		    	struct snd_kcontrol *kctl;
 			int i, index = 0; 
 
-			ensoniq->spdif_default = ensoniq->spdif_stream = SNDRV_PCM_DEFAULT_CON_SPDIF;
+			ensoniq->spdif_default = ensoniq->spdif_stream =
+				SNDRV_PCM_DEFAULT_CON_SPDIF;
 			outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
 
 		    	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
@@ -1641,7 +1682,8 @@
   .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
   .private_value = mask }
 
-static int snd_ensoniq_control_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_ensoniq_control_info(struct snd_kcontrol *kcontrol,
+				    struct snd_ctl_elem_info *uinfo)
 {
         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
         uinfo->count = 1;
@@ -1650,9 +1692,10 @@
         return 0;
 }
 
-static int snd_ensoniq_control_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
+				   struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	int mask = kcontrol->private_value;
 	
 	spin_lock_irq(&ensoniq->reg_lock);
@@ -1661,9 +1704,10 @@
 	return 0;
 }
 
-static int snd_ensoniq_control_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
+				   struct snd_ctl_elem_value *ucontrol)
 {
-	ensoniq_t *ensoniq = snd_kcontrol_chip(kcontrol);
+	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
 	int mask = kcontrol->private_value;
 	unsigned int nval;
 	int change;
@@ -1682,23 +1726,23 @@
  * ENS1370 mixer
  */
 
-static snd_kcontrol_new_t snd_es1370_controls[2] __devinitdata = {
+static struct snd_kcontrol_new snd_es1370_controls[2] __devinitdata = {
 ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
 ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
 };
 
 #define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
 
-static void snd_ensoniq_mixer_free_ak4531(ak4531_t *ak4531)
+static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
 {
-	ensoniq_t *ensoniq = ak4531->private_data;
+	struct ensoniq *ensoniq = ak4531->private_data;
 	ensoniq->u.es1370.ak4531 = NULL;
 }
 
-static int __devinit snd_ensoniq_1370_mixer(ensoniq_t * ensoniq)
+static int __devinit snd_ensoniq_1370_mixer(struct ensoniq * ensoniq)
 {
-	snd_card_t *card = ensoniq->card;
-	ak4531_t ak4531;
+	struct snd_card *card = ensoniq->card;
+	struct snd_ak4531 ak4531;
 	unsigned int idx;
 	int err;
 
@@ -1752,7 +1796,7 @@
 }
 #endif
 
-static int __devinit snd_ensoniq_create_gameport(ensoniq_t *ensoniq, int dev)
+static int __devinit snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
 {
 	struct gameport *gp;
 	int io_port;
@@ -1775,7 +1819,8 @@
 
 	default:
 		if (!request_region(io_port, 8, "ens137x: gameport")) {
-			printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n", io_port);
+			printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n",
+			       io_port);
 			return -EBUSY;
 		}
 		break;
@@ -1805,7 +1850,7 @@
 	return 0;
 }
 
-static void snd_ensoniq_free_gameport(ensoniq_t *ensoniq)
+static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
 {
 	if (ensoniq->gameport) {
 		int port = ensoniq->gameport->io;
@@ -1818,36 +1863,40 @@
 	}
 }
 #else
-static inline int snd_ensoniq_create_gameport(ensoniq_t *ensoniq, long port) { return -ENOSYS; }
-static inline void snd_ensoniq_free_gameport(ensoniq_t *ensoniq) { }
+static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
+static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
 #endif /* SUPPORT_JOYSTICK */
 
 /*
 
  */
 
-static void snd_ensoniq_proc_read(snd_info_entry_t *entry, 
-				  snd_info_buffer_t * buffer)
+static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
+				  struct snd_info_buffer *buffer)
 {
-	ensoniq_t *ensoniq = entry->private_data;
+	struct ensoniq *ensoniq = entry->private_data;
 
 #ifdef CHIP1370
 	snd_iprintf(buffer, "Ensoniq AudioPCI ES1370\n\n");
 #else
 	snd_iprintf(buffer, "Ensoniq AudioPCI ES1371\n\n");
 #endif
-	snd_iprintf(buffer, "Joystick enable  : %s\n", ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
+	snd_iprintf(buffer, "Joystick enable  : %s\n",
+		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
 #ifdef CHIP1370
-	snd_iprintf(buffer, "MIC +5V bias     : %s\n", ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
-	snd_iprintf(buffer, "Line In to AOUT  : %s\n", ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
+	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
+		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
+	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
+		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
 #else
-	snd_iprintf(buffer, "Joystick port    : 0x%x\n", (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
+	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
+		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
 #endif
 }
 
-static void __devinit snd_ensoniq_proc_init(ensoniq_t * ensoniq)
+static void __devinit snd_ensoniq_proc_init(struct ensoniq * ensoniq)
 {
-	snd_info_entry_t *entry;
+	struct snd_info_entry *entry;
 
 	if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
 		snd_info_set_text_ops(entry, ensoniq, 1024, snd_ensoniq_proc_read);
@@ -1857,7 +1906,7 @@
 
  */
 
-static int snd_ensoniq_free(ensoniq_t *ensoniq)
+static int snd_ensoniq_free(struct ensoniq *ensoniq)
 {
 	snd_ensoniq_free_gameport(ensoniq);
 	if (ensoniq->irq < 0)
@@ -1877,16 +1926,16 @@
 		snd_dma_free_pages(&ensoniq->dma_bug);
 #endif
 	if (ensoniq->irq >= 0)
-		free_irq(ensoniq->irq, (void *)ensoniq);
+		free_irq(ensoniq->irq, ensoniq);
 	pci_release_regions(ensoniq->pci);
 	pci_disable_device(ensoniq->pci);
 	kfree(ensoniq);
 	return 0;
 }
 
-static int snd_ensoniq_dev_free(snd_device_t *device)
+static int snd_ensoniq_dev_free(struct snd_device *device)
 {
-	ensoniq_t *ensoniq = device->device_data;
+	struct ensoniq *ensoniq = device->device_data;
 	return snd_ensoniq_free(ensoniq);
 }
 
@@ -1915,13 +1964,15 @@
 };
 #endif
 
-static void snd_ensoniq_chip_init(ensoniq_t * ensoniq)
+static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
 {
 #ifdef CHIP1371
 	int idx;
 	struct pci_dev *pci = ensoniq->pci;
 #endif
-// this code was part of snd_ensoniq_create before intruduction of suspend/resume
+	/* this code was part of snd_ensoniq_create before intruduction
+	  * of suspend/resume
+	  */
 #ifdef CHIP1370
 	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
@@ -1983,10 +2034,9 @@
 }
 
 #ifdef CONFIG_PM
-static int snd_ensoniq_suspend (snd_card_t * card,
-                                pm_message_t state)
+static int snd_ensoniq_suspend(struct snd_card *card, pm_message_t state)
 {
-	ensoniq_t *ensoniq = card->pm_private_data;
+	struct ensoniq *ensoniq = card->pm_private_data;
 	
 	snd_pcm_suspend_all(ensoniq->pcm1);
 	snd_pcm_suspend_all(ensoniq->pcm2);
@@ -1997,16 +2047,14 @@
 #else
 	/* FIXME */
 #endif	
-        pci_set_power_state(ensoniq->pci, 3);
+	pci_set_power_state(ensoniq->pci, 3);
 	pci_disable_device(ensoniq->pci);
-        // snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); // only 2.6.10
 	return 0;
 }
 
-static int snd_ensoniq_resume (snd_card_t * card
-                              )
+static int snd_ensoniq_resume(struct snd_card *card)
 {
-	ensoniq_t *ensoniq = card->pm_private_data;
+	struct ensoniq *ensoniq = card->pm_private_data;
 
 	pci_enable_device(ensoniq->pci);
 	pci_set_power_state(ensoniq->pci, 0);	
@@ -2020,24 +2068,23 @@
 #else
 	/* FIXME */
 #endif	
-	// snd_power_change_state(card, SNDRV_CTL_POWER_D0); // only 2.6.10
 	return 0;
 }
 #endif /* CONFIG_PM */
 
 
-static int __devinit snd_ensoniq_create(snd_card_t * card,
+static int __devinit snd_ensoniq_create(struct snd_card *card,
 				     struct pci_dev *pci,
-				     ensoniq_t ** rensoniq)
+				     struct ensoniq ** rensoniq)
 {
-	ensoniq_t *ensoniq;
+	struct ensoniq *ensoniq;
 	unsigned short cmdw;
 	unsigned char cmdb;
 #ifdef CHIP1371
 	int idx;
 #endif
 	int err;
-	static snd_device_ops_t ops = {
+	static struct snd_device_ops ops = {
 		.dev_free =	snd_ensoniq_dev_free,
 	};
 
@@ -2060,7 +2107,8 @@
 		return err;
 	}
 	ensoniq->port = pci_resource_start(pci, 0);
-	if (request_irq(pci->irq, snd_audiopci_interrupt, SA_INTERRUPT|SA_SHIRQ, "Ensoniq AudioPCI", (void *)ensoniq)) {
+	if (request_irq(pci->irq, snd_audiopci_interrupt, SA_INTERRUPT|SA_SHIRQ,
+			"Ensoniq AudioPCI", ensoniq)) {
 		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
 		snd_ensoniq_free(ensoniq);
 		return -EBUSY;
@@ -2083,7 +2131,8 @@
 	ensoniq->subsystem_device_id = cmdw;
 #ifdef CHIP1370
 #if 0
-	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
+	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
+		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
 #else	/* get microphone working */
 	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
 #endif
@@ -2128,9 +2177,9 @@
  *  MIDI section
  */
 
-static void snd_ensoniq_midi_interrupt(ensoniq_t * ensoniq)
+static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
 {
-	snd_rawmidi_t * rmidi = ensoniq->rmidi;
+	struct snd_rawmidi *rmidi = ensoniq->rmidi;
 	unsigned char status, mask, byte;
 
 	if (rmidi == NULL)
@@ -2165,9 +2214,9 @@
 	spin_unlock(&ensoniq->reg_lock);
 }
 
-static int snd_ensoniq_midi_input_open(snd_rawmidi_substream_t * substream)
+static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
 {
-	ensoniq_t *ensoniq = substream->rmidi->private_data;
+	struct ensoniq *ensoniq = substream->rmidi->private_data;
 
 	spin_lock_irq(&ensoniq->reg_lock);
 	ensoniq->uartm |= ES_MODE_INPUT;
@@ -2181,9 +2230,9 @@
 	return 0;
 }
 
-static int snd_ensoniq_midi_input_close(snd_rawmidi_substream_t * substream)
+static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
 {
-	ensoniq_t *ensoniq = substream->rmidi->private_data;
+	struct ensoniq *ensoniq = substream->rmidi->private_data;
 
 	spin_lock_irq(&ensoniq->reg_lock);
 	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
@@ -2198,9 +2247,9 @@
 	return 0;
 }
 
-static int snd_ensoniq_midi_output_open(snd_rawmidi_substream_t * substream)
+static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
 {
-	ensoniq_t *ensoniq = substream->rmidi->private_data;
+	struct ensoniq *ensoniq = substream->rmidi->private_data;
 
 	spin_lock_irq(&ensoniq->reg_lock);
 	ensoniq->uartm |= ES_MODE_OUTPUT;
@@ -2214,9 +2263,9 @@
 	return 0;
 }
 
-static int snd_ensoniq_midi_output_close(snd_rawmidi_substream_t * substream)
+static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
 {
-	ensoniq_t *ensoniq = substream->rmidi->private_data;
+	struct ensoniq *ensoniq = substream->rmidi->private_data;
 
 	spin_lock_irq(&ensoniq->reg_lock);
 	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
@@ -2231,10 +2280,10 @@
 	return 0;
 }
 
-static void snd_ensoniq_midi_input_trigger(snd_rawmidi_substream_t * substream, int up)
+static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
 {
 	unsigned long flags;
-	ensoniq_t *ensoniq = substream->rmidi->private_data;
+	struct ensoniq *ensoniq = substream->rmidi->private_data;
 	int idx;
 
 	spin_lock_irqsave(&ensoniq->reg_lock, flags);
@@ -2255,10 +2304,10 @@
 	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
 }
 
-static void snd_ensoniq_midi_output_trigger(snd_rawmidi_substream_t * substream, int up)
+static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
 {
 	unsigned long flags;
-	ensoniq_t *ensoniq = substream->rmidi->private_data;
+	struct ensoniq *ensoniq = substream->rmidi->private_data;
 	unsigned char byte;
 
 	spin_lock_irqsave(&ensoniq->reg_lock, flags);
@@ -2285,23 +2334,24 @@
 	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
 }
 
-static snd_rawmidi_ops_t snd_ensoniq_midi_output =
+static struct snd_rawmidi_ops snd_ensoniq_midi_output =
 {
 	.open =		snd_ensoniq_midi_output_open,
 	.close =	snd_ensoniq_midi_output_close,
 	.trigger =	snd_ensoniq_midi_output_trigger,
 };
 
-static snd_rawmidi_ops_t snd_ensoniq_midi_input =
+static struct snd_rawmidi_ops snd_ensoniq_midi_input =
 {
 	.open =		snd_ensoniq_midi_input_open,
 	.close =	snd_ensoniq_midi_input_close,
 	.trigger =	snd_ensoniq_midi_input_trigger,
 };
 
-static int __devinit snd_ensoniq_midi(ensoniq_t * ensoniq, int device, snd_rawmidi_t **rrawmidi)
+static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device,
+				      struct snd_rawmidi **rrawmidi)
 {
-	snd_rawmidi_t *rmidi;
+	struct snd_rawmidi *rmidi;
 	int err;
 
 	if (rrawmidi)
@@ -2315,7 +2365,8 @@
 #endif
 	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
 	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
-	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT | SNDRV_RAWMIDI_INFO_DUPLEX;
+	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
+		SNDRV_RAWMIDI_INFO_DUPLEX;
 	rmidi->private_data = ensoniq;
 	ensoniq->rmidi = rmidi;
 	if (rrawmidi)
@@ -2329,7 +2380,7 @@
 
 static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 {
-	ensoniq_t *ensoniq = dev_id;
+	struct ensoniq *ensoniq = dev_id;
 	unsigned int status, sctrl;
 
 	if (ensoniq == NULL)
@@ -2366,8 +2417,8 @@
 					const struct pci_device_id *pci_id)
 {
 	static int dev;
-	snd_card_t *card;
-	ensoniq_t *ensoniq;
+	struct snd_card *card;
+	struct ensoniq *ensoniq;
 	int err, pcm_devs[2];
 
 	if (dev >= SNDRV_CARDS)