X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=sound%2Fparisc%2Fharmony.c;h=cf603337b321d01bba027480e29fc5abbe593b98;hb=463020ce428e2f00d4f33a383d6f39c7453a6854;hp=d833349ed5185a5aba5334fa87d9ea710231e777;hpb=c7fb577e2a6cb04732541f2dc402bd46747f7558;p=powerpc.git

diff --git a/sound/parisc/harmony.c b/sound/parisc/harmony.c
index d833349ed5..cf603337b3 100644
--- a/sound/parisc/harmony.c
+++ b/sound/parisc/harmony.c
@@ -59,6 +59,14 @@
 
 #include "harmony.h"
 
+static int index = SNDRV_DEFAULT_IDX1;	/* Index 0-MAX */
+static char *id = SNDRV_DEFAULT_STR1;	/* ID for this card */
+module_param(index, int, 0444);
+MODULE_PARM_DESC(index, "Index value for Harmony driver.");
+module_param(id, charp, 0444);
+MODULE_PARM_DESC(id, "ID string for Harmony driver.");
+
+
 static struct parisc_device_id snd_harmony_devtable[] = {
 	/* bushmaster / flounder */
 	{ HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x0007A }, 
@@ -91,32 +99,32 @@ static unsigned int rate_bits[14] = {
 	HARMONY_SR_44KHZ, HARMONY_SR_48KHZ
 };
 
-static snd_pcm_hw_constraint_list_t hw_constraint_rates = {
+static struct snd_pcm_hw_constraint_list hw_constraint_rates = {
 	.count = ARRAY_SIZE(snd_harmony_rates),
 	.list = snd_harmony_rates,
 	.mask = 0,
 };
 
-inline unsigned long
-harmony_read(harmony_t *h, unsigned r)
+static inline unsigned long
+harmony_read(struct snd_harmony *h, unsigned r)
 {
 	return __raw_readl(h->iobase + r);
 }
 
-inline void
-harmony_write(harmony_t *h, unsigned r, unsigned long v)
+static inline void
+harmony_write(struct snd_harmony *h, unsigned r, unsigned long v)
 {
 	__raw_writel(v, h->iobase + r);
 }
 
-static void
-harmony_wait_for_control(harmony_t *h)
+static inline void
+harmony_wait_for_control(struct snd_harmony *h)
 {
 	while (harmony_read(h, HARMONY_CNTL) & HARMONY_CNTL_C) ;
 }
 
-inline void
-harmony_reset(harmony_t *h)
+static inline void
+harmony_reset(struct snd_harmony *h)
 {
 	harmony_write(h, HARMONY_RESET, 1);
 	mdelay(50);
@@ -124,7 +132,7 @@ harmony_reset(harmony_t *h)
 }
 
 static void
-harmony_disable_interrupts(harmony_t *h)
+harmony_disable_interrupts(struct snd_harmony *h)
 {
 	u32 dstatus;
 	harmony_wait_for_control(h);
@@ -134,7 +142,7 @@ harmony_disable_interrupts(harmony_t *h)
 }
 
 static void
-harmony_enable_interrupts(harmony_t *h)
+harmony_enable_interrupts(struct snd_harmony *h)
 {
 	u32 dstatus;
 	harmony_wait_for_control(h);
@@ -144,7 +152,7 @@ harmony_enable_interrupts(harmony_t *h)
 }
 
 static void
-harmony_mute(harmony_t *h)
+harmony_mute(struct snd_harmony *h)
 {
 	unsigned long flags;
 
@@ -155,7 +163,7 @@ harmony_mute(harmony_t *h)
 }
 
 static void
-harmony_unmute(harmony_t *h)
+harmony_unmute(struct snd_harmony *h)
 {
 	unsigned long flags;
 
@@ -166,7 +174,7 @@ harmony_unmute(harmony_t *h)
 }
 
 static void
-harmony_set_control(harmony_t *h)
+harmony_set_control(struct snd_harmony *h)
 {
 	u32 ctrl;
 	unsigned long flags;
@@ -185,10 +193,10 @@ harmony_set_control(harmony_t *h)
 }
 
 static irqreturn_t
-snd_harmony_interrupt(int irq, void *dev, struct pt_regs *regs)
+snd_harmony_interrupt(int irq, void *dev)
 {
 	u32 dstatus;
-	harmony_t *h = dev;
+	struct snd_harmony *h = dev;
 
 	spin_lock(&h->lock);
 	harmony_disable_interrupts(h);
@@ -253,7 +261,7 @@ snd_harmony_rate_bits(int rate)
 	return HARMONY_SR_44KHZ;
 }
 
-static snd_pcm_hardware_t snd_harmony_playback =
+static struct snd_pcm_hardware snd_harmony_playback =
 {
 	.info =	(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 
 		 SNDRV_PCM_INFO_JOINT_DUPLEX | SNDRV_PCM_INFO_MMAP_VALID |
@@ -274,7 +282,7 @@ static snd_pcm_hardware_t snd_harmony_playback =
 	.fifo_size = 0,
 };
 
-static snd_pcm_hardware_t snd_harmony_capture =
+static struct snd_pcm_hardware snd_harmony_capture =
 {
         .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
                  SNDRV_PCM_INFO_JOINT_DUPLEX | SNDRV_PCM_INFO_MMAP_VALID |
@@ -296,15 +304,14 @@ static snd_pcm_hardware_t snd_harmony_capture =
 };
 
 static int
-snd_harmony_playback_trigger(snd_pcm_substream_t *ss, int cmd)
+snd_harmony_playback_trigger(struct snd_pcm_substream *ss, int cmd)
 {
-	harmony_t *h = snd_pcm_substream_chip(ss);
-	unsigned long flags;
+	struct snd_harmony *h = snd_pcm_substream_chip(ss);
 
 	if (h->st.capturing)
 		return -EBUSY;
 
-	spin_lock_irqsave(&h->lock, flags);
+	spin_lock(&h->lock);
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_START:
 		h->st.playing = 1;
@@ -323,25 +330,24 @@ snd_harmony_playback_trigger(snd_pcm_substream_t *ss, int cmd)
 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 	case SNDRV_PCM_TRIGGER_SUSPEND:
 	default:
-		spin_unlock_irqrestore(&h->lock, flags);
+		spin_unlock(&h->lock);
 		snd_BUG();
 		return -EINVAL;
 	}
-	spin_unlock_irqrestore(&h->lock, flags);
+	spin_unlock(&h->lock);
 	
 	return 0;
 }
 
 static int
-snd_harmony_capture_trigger(snd_pcm_substream_t *ss, int cmd)
+snd_harmony_capture_trigger(struct snd_pcm_substream *ss, int cmd)
 {
-        harmony_t *h = snd_pcm_substream_chip(ss);
-	unsigned long flags;
+        struct snd_harmony *h = snd_pcm_substream_chip(ss);
 
 	if (h->st.playing)
 		return -EBUSY;
 
-	spin_lock_irqsave(&h->lock, flags);
+	spin_lock(&h->lock);
         switch (cmd) {
         case SNDRV_PCM_TRIGGER_START:
 		h->st.capturing = 1;
@@ -360,17 +366,17 @@ snd_harmony_capture_trigger(snd_pcm_substream_t *ss, int cmd)
         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
         case SNDRV_PCM_TRIGGER_SUSPEND:
 	default:
-		spin_unlock_irqrestore(&h->lock, flags);
+		spin_unlock(&h->lock);
 		snd_BUG();
                 return -EINVAL;
         }
-	spin_unlock_irqrestore(&h->lock, flags);
+	spin_unlock(&h->lock);
 		
         return 0;
 }
 
 static int
-snd_harmony_set_data_format(harmony_t *h, int fmt, int force)
+snd_harmony_set_data_format(struct snd_harmony *h, int fmt, int force)
 {
 	int o = h->st.format;
 	int n;
@@ -400,10 +406,10 @@ snd_harmony_set_data_format(harmony_t *h, int fmt, int force)
 }
 
 static int
-snd_harmony_playback_prepare(snd_pcm_substream_t *ss)
+snd_harmony_playback_prepare(struct snd_pcm_substream *ss)
 {
-	harmony_t *h = snd_pcm_substream_chip(ss);
-	snd_pcm_runtime_t *rt = ss->runtime;
+	struct snd_harmony *h = snd_pcm_substream_chip(ss);
+	struct snd_pcm_runtime *rt = ss->runtime;
 	
 	if (h->st.capturing)
 		return -EBUSY;
@@ -430,10 +436,10 @@ snd_harmony_playback_prepare(snd_pcm_substream_t *ss)
 }
 
 static int
-snd_harmony_capture_prepare(snd_pcm_substream_t *ss)
+snd_harmony_capture_prepare(struct snd_pcm_substream *ss)
 {
-        harmony_t *h = snd_pcm_substream_chip(ss);
-        snd_pcm_runtime_t *rt = ss->runtime;
+        struct snd_harmony *h = snd_pcm_substream_chip(ss);
+        struct snd_pcm_runtime *rt = ss->runtime;
 
 	if (h->st.playing)
 		return -EBUSY;
@@ -460,10 +466,10 @@ snd_harmony_capture_prepare(snd_pcm_substream_t *ss)
 }
 
 static snd_pcm_uframes_t 
-snd_harmony_playback_pointer(snd_pcm_substream_t *ss)
+snd_harmony_playback_pointer(struct snd_pcm_substream *ss)
 {
-	snd_pcm_runtime_t *rt = ss->runtime;
-	harmony_t *h = snd_pcm_substream_chip(ss);
+	struct snd_pcm_runtime *rt = ss->runtime;
+	struct snd_harmony *h = snd_pcm_substream_chip(ss);
 	unsigned long pcuradd;
 	unsigned long played;
 
@@ -489,10 +495,10 @@ snd_harmony_playback_pointer(snd_pcm_substream_t *ss)
 }
 
 static snd_pcm_uframes_t
-snd_harmony_capture_pointer(snd_pcm_substream_t *ss)
+snd_harmony_capture_pointer(struct snd_pcm_substream *ss)
 {
-        snd_pcm_runtime_t *rt = ss->runtime;
-        harmony_t *h = snd_pcm_substream_chip(ss);
+        struct snd_pcm_runtime *rt = ss->runtime;
+        struct snd_harmony *h = snd_pcm_substream_chip(ss);
         unsigned long rcuradd;
         unsigned long caught;
 
@@ -518,10 +524,10 @@ snd_harmony_capture_pointer(snd_pcm_substream_t *ss)
 }
 
 static int 
-snd_harmony_playback_open(snd_pcm_substream_t *ss)
+snd_harmony_playback_open(struct snd_pcm_substream *ss)
 {
-	harmony_t *h = snd_pcm_substream_chip(ss);
-	snd_pcm_runtime_t *rt = ss->runtime;
+	struct snd_harmony *h = snd_pcm_substream_chip(ss);
+	struct snd_pcm_runtime *rt = ss->runtime;
 	int err;
 	
 	h->psubs = ss;
@@ -537,10 +543,10 @@ snd_harmony_playback_open(snd_pcm_substream_t *ss)
 }
 
 static int
-snd_harmony_capture_open(snd_pcm_substream_t *ss)
+snd_harmony_capture_open(struct snd_pcm_substream *ss)
 {
-        harmony_t *h = snd_pcm_substream_chip(ss);
-        snd_pcm_runtime_t *rt = ss->runtime;
+        struct snd_harmony *h = snd_pcm_substream_chip(ss);
+        struct snd_pcm_runtime *rt = ss->runtime;
         int err;
 
         h->csubs = ss;
@@ -556,27 +562,27 @@ snd_harmony_capture_open(snd_pcm_substream_t *ss)
 }
 
 static int 
-snd_harmony_playback_close(snd_pcm_substream_t *ss)
+snd_harmony_playback_close(struct snd_pcm_substream *ss)
 {
-	harmony_t *h = snd_pcm_substream_chip(ss);
+	struct snd_harmony *h = snd_pcm_substream_chip(ss);
 	h->psubs = NULL;
 	return 0;
 }
 
 static int
-snd_harmony_capture_close(snd_pcm_substream_t *ss)
+snd_harmony_capture_close(struct snd_pcm_substream *ss)
 {
-        harmony_t *h = snd_pcm_substream_chip(ss);
+        struct snd_harmony *h = snd_pcm_substream_chip(ss);
         h->csubs = NULL;
         return 0;
 }
 
 static int 
-snd_harmony_hw_params(snd_pcm_substream_t *ss,
-		      snd_pcm_hw_params_t *hw)
+snd_harmony_hw_params(struct snd_pcm_substream *ss,
+		      struct snd_pcm_hw_params *hw)
 {
 	int err;
-	harmony_t *h = snd_pcm_substream_chip(ss);
+	struct snd_harmony *h = snd_pcm_substream_chip(ss);
 	
 	err = snd_pcm_lib_malloc_pages(ss, params_buffer_bytes(hw));
 	if (err > 0 && h->dma.type == SNDRV_DMA_TYPE_CONTINUOUS)
@@ -586,12 +592,12 @@ snd_harmony_hw_params(snd_pcm_substream_t *ss,
 }
 
 static int 
-snd_harmony_hw_free(snd_pcm_substream_t *ss) 
+snd_harmony_hw_free(struct snd_pcm_substream *ss) 
 {
 	return snd_pcm_lib_free_pages(ss);
 }
 
-static snd_pcm_ops_t snd_harmony_playback_ops = {
+static struct snd_pcm_ops snd_harmony_playback_ops = {
 	.open =	snd_harmony_playback_open,
 	.close = snd_harmony_playback_close,
 	.ioctl = snd_pcm_lib_ioctl,
@@ -602,7 +608,7 @@ static snd_pcm_ops_t snd_harmony_playback_ops = {
  	.pointer = snd_harmony_playback_pointer,
 };
 
-static snd_pcm_ops_t snd_harmony_capture_ops = {
+static struct snd_pcm_ops snd_harmony_capture_ops = {
         .open = snd_harmony_capture_open,
         .close = snd_harmony_capture_close,
         .ioctl = snd_pcm_lib_ioctl,
@@ -614,9 +620,9 @@ static snd_pcm_ops_t snd_harmony_capture_ops = {
 };
 
 static int 
-snd_harmony_pcm_init(harmony_t *h)
+snd_harmony_pcm_init(struct snd_harmony *h)
 {
-	snd_pcm_t *pcm;
+	struct snd_pcm *pcm;
 	int err;
 
 	harmony_disable_interrupts(h);
@@ -677,15 +683,15 @@ snd_harmony_pcm_init(harmony_t *h)
 }
 
 static void 
-snd_harmony_set_new_gain(harmony_t *h)
+snd_harmony_set_new_gain(struct snd_harmony *h)
 {
  	harmony_wait_for_control(h);
 	harmony_write(h, HARMONY_GAINCTL, h->st.gain);
 }
 
 static int 
-snd_harmony_mixercontrol_info(snd_kcontrol_t *kc, 
-			      snd_ctl_elem_info_t *uinfo)
+snd_harmony_mixercontrol_info(struct snd_kcontrol *kc, 
+			      struct snd_ctl_elem_info *uinfo)
 {
 	int mask = (kc->private_value >> 16) & 0xff;
 	int left_shift = (kc->private_value) & 0xff;
@@ -701,18 +707,17 @@ snd_harmony_mixercontrol_info(snd_kcontrol_t *kc,
 }
 
 static int 
-snd_harmony_volume_get(snd_kcontrol_t *kc, 
-		       snd_ctl_elem_value_t *ucontrol)
+snd_harmony_volume_get(struct snd_kcontrol *kc, 
+		       struct snd_ctl_elem_value *ucontrol)
 {
-	harmony_t *h = snd_kcontrol_chip(kc);
+	struct snd_harmony *h = snd_kcontrol_chip(kc);
 	int shift_left = (kc->private_value) & 0xff;
 	int shift_right = (kc->private_value >> 8) & 0xff;
 	int mask = (kc->private_value >> 16) & 0xff;
 	int invert = (kc->private_value >> 24) & 0xff;
 	int left, right;
-	unsigned long flags;
 	
-	spin_lock_irqsave(&h->mixer_lock, flags);
+	spin_lock_irq(&h->mixer_lock);
 
 	left = (h->st.gain >> shift_left) & mask;
 	right = (h->st.gain >> shift_right) & mask;
@@ -725,25 +730,24 @@ snd_harmony_volume_get(snd_kcontrol_t *kc,
 	if (shift_left != shift_right)
 		ucontrol->value.integer.value[1] = right;
 
-	spin_unlock_irqrestore(&h->mixer_lock, flags);
+	spin_unlock_irq(&h->mixer_lock);
 
 	return 0;
 }  
 
 static int 
-snd_harmony_volume_put(snd_kcontrol_t *kc, 
-		       snd_ctl_elem_value_t *ucontrol)
+snd_harmony_volume_put(struct snd_kcontrol *kc, 
+		       struct snd_ctl_elem_value *ucontrol)
 {
-	harmony_t *h = snd_kcontrol_chip(kc);
+	struct snd_harmony *h = snd_kcontrol_chip(kc);
 	int shift_left = (kc->private_value) & 0xff;
 	int shift_right = (kc->private_value >> 8) & 0xff;
 	int mask = (kc->private_value >> 16) & 0xff;
 	int invert = (kc->private_value >> 24) & 0xff;
 	int left, right;
 	int old_gain = h->st.gain;
-	unsigned long flags;
 	
-	spin_lock_irqsave(&h->mixer_lock, flags);
+	spin_lock_irq(&h->mixer_lock);
 
 	left = ucontrol->value.integer.value[0] & mask;
 	if (invert)
@@ -761,14 +765,14 @@ snd_harmony_volume_put(snd_kcontrol_t *kc,
 
 	snd_harmony_set_new_gain(h);
 
-	spin_unlock_irqrestore(&h->mixer_lock, flags);
+	spin_unlock_irq(&h->mixer_lock);
 	
 	return h->st.gain != old_gain;
 }
 
 static int 
-snd_harmony_captureroute_info(snd_kcontrol_t *kc, 
-			      snd_ctl_elem_info_t *uinfo)
+snd_harmony_captureroute_info(struct snd_kcontrol *kc, 
+			      struct snd_ctl_elem_info *uinfo)
 {
 	static char *texts[2] = { "Line", "Mic" };
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
@@ -782,33 +786,31 @@ snd_harmony_captureroute_info(snd_kcontrol_t *kc,
 }
 
 static int 
-snd_harmony_captureroute_get(snd_kcontrol_t *kc, 
-			     snd_ctl_elem_value_t *ucontrol)
+snd_harmony_captureroute_get(struct snd_kcontrol *kc, 
+			     struct snd_ctl_elem_value *ucontrol)
 {
-	harmony_t *h = snd_kcontrol_chip(kc);
+	struct snd_harmony *h = snd_kcontrol_chip(kc);
 	int value;
-	unsigned long flags;
 	
-	spin_lock_irqsave(&h->mixer_lock, flags);
+	spin_lock_irq(&h->mixer_lock);
 
 	value = (h->st.gain >> HARMONY_GAIN_IS_SHIFT) & 1;
 	ucontrol->value.enumerated.item[0] = value;
 
-	spin_unlock_irqrestore(&h->mixer_lock, flags);
+	spin_unlock_irq(&h->mixer_lock);
 
 	return 0;
 }  
 
 static int 
-snd_harmony_captureroute_put(snd_kcontrol_t *kc, 
-			     snd_ctl_elem_value_t *ucontrol)
+snd_harmony_captureroute_put(struct snd_kcontrol *kc, 
+			     struct snd_ctl_elem_value *ucontrol)
 {
-	harmony_t *h = snd_kcontrol_chip(kc);
+	struct snd_harmony *h = snd_kcontrol_chip(kc);
 	int value;
 	int old_gain = h->st.gain;
-	unsigned long flags;
 	
-	spin_lock_irqsave(&h->mixer_lock, flags);
+	spin_lock_irq(&h->mixer_lock);
 
 	value = ucontrol->value.enumerated.item[0] & 1;
 	h->st.gain &= ~HARMONY_GAIN_IS_MASK;
@@ -816,13 +818,12 @@ snd_harmony_captureroute_put(snd_kcontrol_t *kc,
 
 	snd_harmony_set_new_gain(h);
 
-	spin_unlock_irqrestore(&h->mixer_lock, flags);
+	spin_unlock_irq(&h->mixer_lock);
 	
 	return h->st.gain != old_gain;
 }
 
-#define HARMONY_CONTROLS (sizeof(snd_harmony_controls)/ \
-                          sizeof(snd_kcontrol_new_t))
+#define HARMONY_CONTROLS	ARRAY_SIZE(snd_harmony_controls)
 
 #define HARMONY_VOLUME(xname, left_shift, right_shift, mask, invert) \
 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,                \
@@ -831,7 +832,7 @@ snd_harmony_captureroute_put(snd_kcontrol_t *kc,
   .private_value = ((left_shift) | ((right_shift) << 8) |            \
                    ((mask) << 16) | ((invert) << 24)) }
 
-static snd_kcontrol_new_t snd_harmony_controls[] = {
+static struct snd_kcontrol_new snd_harmony_controls[] = {
 	HARMONY_VOLUME("Master Playback Volume", HARMONY_GAIN_LO_SHIFT, 
 		       HARMONY_GAIN_RO_SHIFT, HARMONY_GAIN_OUT, 1),
 	HARMONY_VOLUME("Capture Volume", HARMONY_GAIN_LI_SHIFT,
@@ -854,7 +855,7 @@ static snd_kcontrol_new_t snd_harmony_controls[] = {
 };
 
 static void __init 
-snd_harmony_mixer_reset(harmony_t *h)
+snd_harmony_mixer_reset(struct snd_harmony *h)
 {
 	harmony_mute(h);
 	harmony_reset(h);
@@ -863,9 +864,9 @@ snd_harmony_mixer_reset(harmony_t *h)
 }
 
 static int __init 
-snd_harmony_mixer_init(harmony_t *h)
+snd_harmony_mixer_init(struct snd_harmony *h)
 {
-	snd_card_t *card = h->card;
+	struct snd_card *card = h->card;
 	int idx, err;
 
 	snd_assert(h != NULL, return -EINVAL);
@@ -884,7 +885,7 @@ snd_harmony_mixer_init(harmony_t *h)
 }
 
 static int
-snd_harmony_free(harmony_t *h)
+snd_harmony_free(struct snd_harmony *h)
 {
         if (h->gdma.addr)
                 snd_dma_free_pages(&h->gdma);
@@ -904,38 +905,33 @@ snd_harmony_free(harmony_t *h)
 }
 
 static int
-snd_harmony_dev_free(snd_device_t *dev)
+snd_harmony_dev_free(struct snd_device *dev)
 {
-	harmony_t *h = dev->device_data;
+	struct snd_harmony *h = dev->device_data;
 	return snd_harmony_free(h);
 }
 
 static int __devinit
-snd_harmony_create(snd_card_t *card, 
+snd_harmony_create(struct snd_card *card, 
 		   struct parisc_device *padev, 
-		   harmony_t **rchip)
+		   struct snd_harmony **rchip)
 {
 	int err;
-	harmony_t *h;
-	static snd_device_ops_t ops = {
+	struct snd_harmony *h;
+	static struct snd_device_ops ops = {
 		.dev_free = snd_harmony_dev_free,
 	};
 
 	*rchip = NULL;
 
-	h = kmalloc(sizeof(*h), GFP_KERNEL);
+	h = kzalloc(sizeof(*h), GFP_KERNEL);
 	if (h == NULL)
 		return -ENOMEM;
 
-	memset(&h->st, 0, sizeof(h->st));
-	memset(&h->stats, 0, sizeof(h->stats));
-	memset(&h->pbuf, 0, sizeof(h->pbuf));
-	memset(&h->cbuf, 0, sizeof(h->cbuf));
-
 	h->hpa = padev->hpa.start;
 	h->card = card;
 	h->dev = padev;
-	h->irq = padev->irq;
+	h->irq = -1;
 	h->iobase = ioremap_nocache(padev->hpa.start, HARMONY_SIZE);
 	if (h->iobase == NULL) {
 		printk(KERN_ERR PFX "unable to remap hpa 0x%lx\n",
@@ -944,13 +940,14 @@ snd_harmony_create(snd_card_t *card,
 		goto free_and_ret;
 	}
 		
-	err = request_irq(h->irq, snd_harmony_interrupt, 0,
+	err = request_irq(padev->irq, snd_harmony_interrupt, 0,
 			  "harmony", h);
 	if (err) {
 		printk(KERN_ERR PFX "could not obtain interrupt %d",
-		       h->irq);
+		       padev->irq);
 		goto free_and_ret;
 	}
+	h->irq = padev->irq;
 
 	spin_lock_init(&h->mixer_lock);
 	spin_lock_init(&h->lock);
@@ -975,35 +972,24 @@ static int __devinit
 snd_harmony_probe(struct parisc_device *padev)
 {
 	int err;
-	static int dev;
-	snd_card_t *card;
-	harmony_t *h;
-	static int index = SNDRV_DEFAULT_IDX1;
-	static char *id = SNDRV_DEFAULT_STR1;
-
-	h = parisc_get_drvdata(padev);
-	if (h != NULL) {
-		return -ENODEV;
-	}
+	struct snd_card *card;
+	struct snd_harmony *h;
 
 	card = snd_card_new(index, id, THIS_MODULE, 0);
 	if (card == NULL)
 		return -ENOMEM;
 
 	err = snd_harmony_create(card, padev, &h);
-	if (err < 0) {
+	if (err < 0)
 		goto free_and_ret;
-	}
 
 	err = snd_harmony_pcm_init(h);
-	if (err < 0) {
+	if (err < 0)
 		goto free_and_ret;
-	}
 
 	err = snd_harmony_mixer_init(h);
-	if (err < 0) {
+	if (err < 0)
 		goto free_and_ret;
-	}
 
 	strcpy(card->driver, "harmony");
 	strcpy(card->shortname, "Harmony");
@@ -1011,13 +997,10 @@ snd_harmony_probe(struct parisc_device *padev)
 		card->shortname, h->hpa, h->irq);
 
 	err = snd_card_register(card);
-	if (err < 0) {
+	if (err < 0)
 		goto free_and_ret;
-	}
-
-	dev++;
-	parisc_set_drvdata(padev, h);
 
+	parisc_set_drvdata(padev, card);
 	return 0;
 
 free_and_ret:
@@ -1028,8 +1011,8 @@ free_and_ret:
 static int __devexit
 snd_harmony_remove(struct parisc_device *padev)
 {
-	harmony_t *h = parisc_get_drvdata(padev);
-	snd_card_free(h->card);
+	snd_card_free(parisc_get_drvdata(padev));
+	parisc_set_drvdata(padev, NULL);
 	return 0;
 }
 
@@ -1043,28 +1026,13 @@ static struct parisc_driver snd_harmony_driver = {
 static int __init 
 alsa_harmony_init(void)
 {
-	int err;
-
-	err = register_parisc_driver(&snd_harmony_driver);
-	if (err < 0) {
-		printk(KERN_ERR PFX "device not found\n");
-		return err;
-	}
-
-	return 0;
+	return register_parisc_driver(&snd_harmony_driver);
 }
 
 static void __exit
 alsa_harmony_fini(void)
 {
-	int err;
-
-	err = unregister_parisc_driver(&snd_harmony_driver);
-	if (err < 0) {
-		printk(KERN_ERR PFX "failed to unregister\n");
-	}
-	
-	return;
+	unregister_parisc_driver(&snd_harmony_driver);
 }
 
 MODULE_LICENSE("GPL");