[ALSA] sun-cs4231: checkpatch fixes

This patch fixes white spaces and issues pointed by
the checkpatch.pl script.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 230 insertions, 150 deletions

diff --git a/sound/sparc/cs4231.c b/sound/sparc/cs4231.c
index 20daf261d03d..bd1e35580f3a 100644
--- a/sound/sparc/cs4231.c
+++ b/sound/sparc/cs4231.c
@@ -3,7 +3,7 @@
  * Copyright (C) 2002 David S. Miller <davem@redhat.com>
  *
  * Based entirely upon drivers/sbus/audio/cs4231.c which is:
- * Copyright (C) 1996, 1997, 1998, 1998 Derrick J Brashear (shadow@andrew.cmu.edu)
+ * Copyright (C) 1996, 1997, 1998 Derrick J Brashear (shadow@andrew.cmu.edu)
  * and also sound/isa/cs423x/cs4231_lib.c which is:
  * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
  */
@@ -15,6 +15,9 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/moduleparam.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+
 
 #include <sound/driver.h>
 #include <sound/core.h>
@@ -25,9 +28,6 @@
 #include <sound/initval.h>
 #include <sound/pcm_params.h>
 
-#include <asm/io.h>
-#include <asm/irq.h>
-
 #ifdef CONFIG_SBUS
 #define SBUS_SUPPORT
 #include <asm/sbus.h>
@@ -41,7 +41,8 @@
 
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;      /* Enable this card */
+/* Enable this card */
+static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
 
 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for Sun CS4231 soundcard.");
@@ -56,19 +57,22 @@ MODULE_SUPPORTED_DEVICE("{{Sun,CS4231}}");
 
 #ifdef SBUS_SUPPORT
 struct sbus_dma_info {
-       spinlock_t      lock;
-       int             dir;
-       void __iomem    *regs;
+       spinlock_t       lock;   /* DMA access lock */
+       int              dir;
+       void __iomem     *regs;
 };
 #endif
 
 struct snd_cs4231;
 struct cs4231_dma_control {
-        void            (*prepare)(struct cs4231_dma_control *dma_cont, int dir);
-        void            (*enable)(struct cs4231_dma_control *dma_cont, int on);
-        int             (*request)(struct cs4231_dma_control *dma_cont, dma_addr_t bus_addr, size_t len);
-        unsigned int    (*address)(struct cs4231_dma_control *dma_cont);
-        void            (*preallocate)(struct snd_cs4231 *chip, struct snd_pcm *pcm); 
+        void            (*prepare)(struct cs4231_dma_control *dma_cont,
+                                   int dir);
+        void            (*enable)(struct cs4231_dma_control *dma_cont, int on);
+        int             (*request)(struct cs4231_dma_control *dma_cont,
+                                   dma_addr_t bus_addr, size_t len);
+        unsigned int    (*address)(struct cs4231_dma_control *dma_cont);
+        void            (*preallocate)(struct snd_cs4231 *chip,
+                                       struct snd_pcm *pcm);
 #ifdef EBUS_SUPPORT
         struct          ebus_dma_info   ebus_info;
 #endif
@@ -78,7 +82,7 @@ struct cs4231_dma_control {
 };
 
 struct snd_cs4231 {
-        spinlock_t              lock;
+        spinlock_t              lock;   /* registers access lock */
         void __iomem            *port;
 
         struct cs4231_dma_control       p_dma;
@@ -102,13 +106,14 @@ struct snd_cs4231 {
 #define CS4231_MODE_PLAY        0x0001
 #define CS4231_MODE_RECORD      0x0002
 #define CS4231_MODE_TIMER       0x0004
-#define CS4231_MODE_OPEN        (CS4231_MODE_PLAY|CS4231_MODE_RECORD|CS4231_MODE_TIMER)
+#define CS4231_MODE_OPEN        (CS4231_MODE_PLAY | CS4231_MODE_RECORD | \
+                                 CS4231_MODE_TIMER)
 
         unsigned char           image[32];      /* registers image */
         int                     mce_bit;
         int                     calibrate_mute;
-        struct mutex            mce_mutex;
-        struct mutex            open_mutex;
+        struct mutex            mce_mutex;      /* mutex for mce register */
+        struct mutex            open_mutex;     /* mutex for ALSA open/close */
 
         union {
 #ifdef SBUS_SUPPORT
@@ -392,7 +397,8 @@ static u8 __cs4231_readb(struct snd_cs4231 *cp, void __iomem *reg_addr)
 #endif
 }
 
-static void __cs4231_writeb(struct snd_cs4231 *cp, u8 val, void __iomem *reg_addr)
+static void __cs4231_writeb(struct snd_cs4231 *cp, u8 val,
+                            void __iomem *reg_addr)
 {
 #ifdef EBUS_SUPPORT
         if (cp->flags & CS4231_FLAG_EBUS)
@@ -418,7 +424,8 @@ static void snd_cs4231_ready(struct snd_cs4231 *chip)
                 udelay(100);
 }
 
-static void snd_cs4231_dout(struct snd_cs4231 *chip, unsigned char reg, unsigned char value)
+static void snd_cs4231_dout(struct snd_cs4231 *chip, unsigned char reg,
+                            unsigned char value)
 {
         snd_cs4231_ready(chip);
 #ifdef CONFIG_SND_DEBUG
@@ -472,7 +479,7 @@ static void snd_cs4231_busy_wait(struct snd_cs4231 *chip)
 {
         int timeout;
 
-        /* huh.. looks like this sequence is proper for CS4231A chip (GUS MAX) */
+        /* looks like this sequence is proper for CS4231A chip (GUS MAX) */
         for (timeout = 5; timeout > 0; timeout--)
                 __cs4231_readb(chip, CS4231P(chip, REGSEL));
 
@@ -497,7 +504,9 @@ static void snd_cs4231_mce_up(struct snd_cs4231 *chip)
         chip->mce_bit |= CS4231_MCE;
         timeout = __cs4231_readb(chip, CS4231P(chip, REGSEL));
         if (timeout == 0x80)
-                snd_printdd("mce_up [%p]: serious init problem - codec still busy\n", chip->port);
+                snd_printdd("mce_up [%p]: serious init problem - "
+                            "codec still busy\n",
+                            chip->port);
         if (!(timeout & CS4231_MCE))
                 __cs4231_writeb(chip, chip->mce_bit | (timeout & 0x1f), CS4231P(chip, REGSEL));
         spin_unlock_irqrestore(&chip->lock, flags);
@@ -518,7 +527,9 @@ static void snd_cs4231_mce_down(struct snd_cs4231 *chip)
         timeout = __cs4231_readb(chip, CS4231P(chip, REGSEL));
         __cs4231_writeb(chip, chip->mce_bit | (timeout & 0x1f), CS4231P(chip, REGSEL));
         if (timeout == 0x80)
-                snd_printdd("mce_down [%p]: serious init problem - codec still busy\n", chip->port);
+                snd_printdd("mce_down [%p]: serious init problem - "
+                            "codec still busy\n",
+                            chip->port);
         if ((timeout & CS4231_MCE) == 0) {
                 spin_unlock_irqrestore(&chip->lock, flags);
                 return;
@@ -529,7 +540,8 @@ static void snd_cs4231_mce_down(struct snd_cs4231 *chip)
 
         snd_cs4231_ready(chip);
         snd_cs4231_ready(chip);
-        if ((snd_cs4231_in(chip, CS4231_TEST_INIT) & CS4231_CALIB_IN_PROGRESS) == 0) {
+        timeout = snd_cs4231_in(chip, CS4231_TEST_INIT);
+        if ((timeout & CS4231_CALIB_IN_PROGRESS) == 0) {
                 snd_printd("cs4231_mce_down - auto calibration time out (1)\n");
                 spin_unlock_irqrestore(&chip->lock, flags);
                 return;
@@ -537,10 +549,13 @@ static void snd_cs4231_mce_down(struct snd_cs4231 *chip)
 
         /* in 10ms increments, check condition, up to 250ms */
         timeout = 25;
-        while (snd_cs4231_in(chip, CS4231_TEST_INIT) & CS4231_CALIB_IN_PROGRESS) {
+        while (snd_cs4231_in(chip, CS4231_TEST_INIT) &
+                CS4231_CALIB_IN_PROGRESS) {
+
                 spin_unlock_irqrestore(&chip->lock, flags);
                 if (--timeout < 0) {
-                        snd_printk("mce_down - auto calibration time out (2)\n");
+                        snd_printk("mce_down - "
+                                   "auto calibration time out (2)\n");
                         return;
                 }
                 msleep(10);
@@ -552,7 +567,8 @@ static void snd_cs4231_mce_down(struct snd_cs4231 *chip)
         while (__cs4231_readb(chip, CS4231P(chip, REGSEL)) & CS4231_INIT) {
                 spin_unlock_irqrestore(&chip->lock, flags);
                 if (--timeout < 0) {
-                        snd_printk("mce_down - auto calibration time out (3)\n");
+                        snd_printk("mce_down - "
+                                   "auto calibration time out (3)\n");
                         return;
                 }
                 msleep(10);
@@ -573,7 +589,8 @@ static void snd_cs4231_advance_dma(struct cs4231_dma_control *dma_cont,
 
                 BUG_ON(period_size >= (1 << 24));
 
-                if (dma_cont->request(dma_cont, runtime->dma_addr + offset, period_size))
+                if (dma_cont->request(dma_cont,
+                                      runtime->dma_addr + offset, period_size))
                         return;
                 (*periods_sent) = ((*periods_sent) + 1) % runtime->periods;
         }
@@ -666,21 +683,32 @@ static unsigned char snd_cs4231_get_rate(unsigned int rate)
         for (i = 0; i < 14; i++)
                 if (rate == rates[i])
                         return freq_bits[i];
-        // snd_BUG();
+
         return freq_bits[13];
 }
 
-static unsigned char snd_cs4231_get_format(struct snd_cs4231 *chip, int format, int channels)
+static unsigned char snd_cs4231_get_format(struct snd_cs4231 *chip, int format,
+                                           int channels)
 {
         unsigned char rformat;
 
         rformat = CS4231_LINEAR_8;
         switch (format) {
-        case SNDRV_PCM_FORMAT_MU_LAW:   rformat = CS4231_ULAW_8; break;
-        case SNDRV_PCM_FORMAT_A_LAW:    rformat = CS4231_ALAW_8; break;
-        case SNDRV_PCM_FORMAT_S16_LE:   rformat = CS4231_LINEAR_16; break;
-        case SNDRV_PCM_FORMAT_S16_BE:   rformat = CS4231_LINEAR_16_BIG; break;
-        case SNDRV_PCM_FORMAT_IMA_ADPCM:        rformat = CS4231_ADPCM_16; break;
+        case SNDRV_PCM_FORMAT_MU_LAW:
+                rformat = CS4231_ULAW_8;
+                break;
+        case SNDRV_PCM_FORMAT_A_LAW:
+                rformat = CS4231_ALAW_8;
+                break;
+        case SNDRV_PCM_FORMAT_S16_LE:
+                rformat = CS4231_LINEAR_16;
+                break;
+        case SNDRV_PCM_FORMAT_S16_BE:
+                rformat = CS4231_LINEAR_16_BIG;
+                break;
+        case SNDRV_PCM_FORMAT_IMA_ADPCM:
+                rformat = CS4231_ADPCM_16;
+                break;
         }
         if (channels > 1)
                 rformat |= CS4231_STEREO;
@@ -727,7 +755,8 @@ static void snd_cs4231_calibrate_mute(struct snd_cs4231 *chip, int mute)
         spin_unlock_irqrestore(&chip->lock, flags);
 }
 
-static void snd_cs4231_playback_format(struct snd_cs4231 *chip, struct snd_pcm_hw_params *params,
+static void snd_cs4231_playback_format(struct snd_cs4231 *chip,
+                                       struct snd_pcm_hw_params *params,
                                        unsigned char pdfr)
 {
         unsigned long flags;
@@ -750,8 +779,9 @@ static void snd_cs4231_playback_format(struct snd_cs4231 *chip, struct snd_pcm_h
         mutex_unlock(&chip->mce_mutex);
 }
 
-static void snd_cs4231_capture_format(struct snd_cs4231 *chip, struct snd_pcm_hw_params *params,
-                                      unsigned char cdfr)
+static void snd_cs4231_capture_format(struct snd_cs4231 *chip,
+                                      struct snd_pcm_hw_params *params,
+                                      unsigned char cdfr)
 {
         unsigned long flags;
 
@@ -808,7 +838,8 @@ static int snd_cs4231_timer_start(struct snd_timer *timer)
                                chip->image[CS4231_TIMER_LOW] =
                                (unsigned char) ticks);
                 snd_cs4231_out(chip, CS4231_ALT_FEATURE_1,
-                               chip->image[CS4231_ALT_FEATURE_1] | CS4231_TIMER_ENABLE);
+                               chip->image[CS4231_ALT_FEATURE_1] |
+                                        CS4231_TIMER_ENABLE);
         }
         spin_unlock_irqrestore(&chip->lock, flags);
 
@@ -821,8 +852,9 @@ static int snd_cs4231_timer_stop(struct snd_timer *timer)
         struct snd_cs4231 *chip = snd_timer_chip(timer);
 
         spin_lock_irqsave(&chip->lock, flags);
+        chip->image[CS4231_ALT_FEATURE_1] &= ~CS4231_TIMER_ENABLE;
         snd_cs4231_out(chip, CS4231_ALT_FEATURE_1,
-                       chip->image[CS4231_ALT_FEATURE_1] &= ~CS4231_TIMER_ENABLE);
+                       chip->image[CS4231_ALT_FEATURE_1]);
         spin_unlock_irqrestore(&chip->lock, flags);
 
         return 0;
@@ -839,8 +871,10 @@ static void __init snd_cs4231_init(struct snd_cs4231 *chip)
 #endif
         snd_cs4231_mce_up(chip);
         spin_lock_irqsave(&chip->lock, flags);
-        chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO |
-                                            CS4231_RECORD_ENABLE | CS4231_RECORD_PIO |
+        chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_PLAYBACK_ENABLE |
+                                            CS4231_PLAYBACK_PIO |
+                                            CS4231_RECORD_ENABLE |
+                                            CS4231_RECORD_PIO |
                                             CS4231_CALIB_MODE);
         chip->image[CS4231_IFACE_CTRL] |= CS4231_AUTOCALIB;
         snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]);
@@ -853,21 +887,25 @@ static void __init snd_cs4231_init(struct snd_cs4231 *chip)
 
         snd_cs4231_mce_up(chip);
         spin_lock_irqsave(&chip->lock, flags);
-        snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1]);
+        snd_cs4231_out(chip, CS4231_ALT_FEATURE_1,
+                        chip->image[CS4231_ALT_FEATURE_1]);
         spin_unlock_irqrestore(&chip->lock, flags);
         snd_cs4231_mce_down(chip);
 
 #ifdef SNDRV_DEBUG_MCE
-        snd_printdd("init: (3) - afei = 0x%x\n", chip->image[CS4231_ALT_FEATURE_1]);
+        snd_printdd("init: (3) - afei = 0x%x\n",
+                    chip->image[CS4231_ALT_FEATURE_1]);
 #endif
 
         spin_lock_irqsave(&chip->lock, flags);
-        snd_cs4231_out(chip, CS4231_ALT_FEATURE_2, chip->image[CS4231_ALT_FEATURE_2]);
+        snd_cs4231_out(chip, CS4231_ALT_FEATURE_2,
+                        chip->image[CS4231_ALT_FEATURE_2]);
         spin_unlock_irqrestore(&chip->lock, flags);
 
         snd_cs4231_mce_up(chip);
         spin_lock_irqsave(&chip->lock, flags);
-        snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, chip->image[CS4231_PLAYBK_FORMAT]);
+        snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT,
+                        chip->image[CS4231_PLAYBK_FORMAT]);
         spin_unlock_irqrestore(&chip->lock, flags);
         snd_cs4231_mce_down(chip);
 
@@ -950,7 +988,8 @@ static void snd_cs4231_close(struct snd_cs4231 *chip, unsigned int mode)
                 chip->image[CS4231_IFACE_CTRL] &=
                         ~(CS4231_PLAYBACK_ENABLE | CS4231_PLAYBACK_PIO |
                           CS4231_RECORD_ENABLE | CS4231_RECORD_PIO);
-                snd_cs4231_out(chip, CS4231_IFACE_CTRL, chip->image[CS4231_IFACE_CTRL]);
+                snd_cs4231_out(chip, CS4231_IFACE_CTRL,
+                                chip->image[CS4231_IFACE_CTRL]);
                 spin_unlock_irqrestore(&chip->lock, flags);
                 snd_cs4231_mce_down(chip);
                 spin_lock_irqsave(&chip->lock, flags);
@@ -979,15 +1018,14 @@ static int snd_cs4231_timer_open(struct snd_timer *timer)
         return 0;
 }
 
-static int snd_cs4231_timer_close(struct snd_timer * timer)
+static int snd_cs4231_timer_close(struct snd_timer *timer)
 {
         struct snd_cs4231 *chip = snd_timer_chip(timer);
         snd_cs4231_close(chip, CS4231_MODE_TIMER);
         return 0;
 }
 
-static struct snd_timer_hardware snd_cs4231_timer_table =
-{
+static struct snd_timer_hardware snd_cs4231_timer_table = {
         .flags          =       SNDRV_TIMER_HW_AUTO,
         .resolution     =       9945,
         .ticks          =       65535,
@@ -1009,8 +1047,9 @@ static int snd_cs4231_playback_hw_params(struct snd_pcm_substream *substream,
         unsigned char new_pdfr;
         int err;
 
-        if ((err = snd_pcm_lib_malloc_pages(substream,
-                                            params_buffer_bytes(hw_params))) < 0)
+        err = snd_pcm_lib_malloc_pages(substream,
+                                        params_buffer_bytes(hw_params));
+        if (err < 0)
                 return err;
         new_pdfr = snd_cs4231_get_format(chip, params_format(hw_params),
                                          params_channels(hw_params)) |
@@ -1046,8 +1085,9 @@ static int snd_cs4231_capture_hw_params(struct snd_pcm_substream *substream,
         unsigned char new_cdfr;
         int err;
 
-        if ((err = snd_pcm_lib_malloc_pages(substream,
-                                            params_buffer_bytes(hw_params))) < 0)
+        err = snd_pcm_lib_malloc_pages(substream,
+                                        params_buffer_bytes(hw_params));
+        if (err < 0)
                 return err;
         new_cdfr = snd_cs4231_get_format(chip, params_format(hw_params),
                                          params_channels(hw_params)) |
@@ -1082,7 +1122,8 @@ static void snd_cs4231_overrange(struct snd_cs4231 *chip)
         res = snd_cs4231_in(chip, CS4231_TEST_INIT);
         spin_unlock_irqrestore(&chip->lock, flags);
 
-        if (res & (0x08 | 0x02))        /* detect overrange only above 0dB; may be user selectable? */
+        /* detect overrange only above 0dB; may be user selectable? */
+        if (res & (0x08 | 0x02))
                 chip->capture_substream->runtime->overrange++;
 }
 
@@ -1104,47 +1145,50 @@ static void snd_cs4231_capture_callback(struct snd_cs4231 *chip)
         }
 }
 
-static snd_pcm_uframes_t snd_cs4231_playback_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t snd_cs4231_playback_pointer(
+                                        struct snd_pcm_substream *substream)
 {
         struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
         struct cs4231_dma_control *dma_cont = &chip->p_dma;
         size_t ptr;
-        
+
         if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE))
                 return 0;
         ptr = dma_cont->address(dma_cont);
         if (ptr != 0)
                 ptr -= substream->runtime->dma_addr;
-        
+
         return bytes_to_frames(substream->runtime, ptr);
 }
 
-static snd_pcm_uframes_t snd_cs4231_capture_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t snd_cs4231_capture_pointer(
+                                        struct snd_pcm_substream *substream)
 {
         struct snd_cs4231 *chip = snd_pcm_substream_chip(substream);
         struct cs4231_dma_control *dma_cont = &chip->c_dma;
         size_t ptr;
-        
+
         if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE))
                 return 0;
         ptr = dma_cont->address(dma_cont);
         if (ptr != 0)
                 ptr -= substream->runtime->dma_addr;
-        
+
         return bytes_to_frames(substream->runtime, ptr);
 }
 
 static int __init snd_cs4231_probe(struct snd_cs4231 *chip)
 {
         unsigned long flags;
-        int i, id, vers;
+        int i;
+        int id = 0;
+        int vers = 0;
         unsigned char *ptr;
 
-        id = vers = 0;
         for (i = 0; i < 50; i++) {
                 mb();
                 if (__cs4231_readb(chip, CS4231P(chip, REGSEL)) & CS4231_INIT)
-                        udelay(2000);
+                        msleep(2);
                 else {
                         spin_lock_irqsave(&chip->lock, flags);
                         snd_cs4231_out(chip, CS4231_MISC_INFO, CS4231_MODE2);
@@ -1195,42 +1239,50 @@ static int __init snd_cs4231_probe(struct snd_cs4231 *chip)
         return 0;               /* all things are ok.. */
 }
 
-static struct snd_pcm_hardware snd_cs4231_playback =
-{
-        .info                   = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
-                                 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
-        .formats                = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
-                                 SNDRV_PCM_FMTBIT_IMA_ADPCM |
-                                 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
-                                 SNDRV_PCM_FMTBIT_S16_BE),
-        .rates                  = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
+static struct snd_pcm_hardware snd_cs4231_playback = {
+        .info                   = SNDRV_PCM_INFO_MMAP |
+                                  SNDRV_PCM_INFO_INTERLEAVED |
+                                  SNDRV_PCM_INFO_MMAP_VALID |
+                                  SNDRV_PCM_INFO_SYNC_START,
+        .formats                = SNDRV_PCM_FMTBIT_MU_LAW |
+                                  SNDRV_PCM_FMTBIT_A_LAW |
+                                  SNDRV_PCM_FMTBIT_IMA_ADPCM |
+                                  SNDRV_PCM_FMTBIT_U8 |
+                                  SNDRV_PCM_FMTBIT_S16_LE |
+                                  SNDRV_PCM_FMTBIT_S16_BE,
+        .rates                  = SNDRV_PCM_RATE_KNOT |
+                                  SNDRV_PCM_RATE_8000_48000,
         .rate_min               = 5510,
         .rate_max               = 48000,
         .channels_min           = 1,
         .channels_max           = 2,
-        .buffer_bytes_max       = (32*1024),
+        .buffer_bytes_max       = 32 * 1024,
         .period_bytes_min       = 64,
-        .period_bytes_max       = (32*1024),
+        .period_bytes_max       = 32 * 1024,
         .periods_min            = 1,
         .periods_max            = 1024,
 };
 
-static struct snd_pcm_hardware snd_cs4231_capture =
-{
-        .info                   = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
-                                 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
-        .formats                = (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
-                                 SNDRV_PCM_FMTBIT_IMA_ADPCM |
-                                 SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |
-                                 SNDRV_PCM_FMTBIT_S16_BE),
-        .rates                  = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
+static struct snd_pcm_hardware snd_cs4231_capture = {
+        .info                   = SNDRV_PCM_INFO_MMAP |
+                                  SNDRV_PCM_INFO_INTERLEAVED |
+                                  SNDRV_PCM_INFO_MMAP_VALID |
+                                  SNDRV_PCM_INFO_SYNC_START,
+        .formats                = SNDRV_PCM_FMTBIT_MU_LAW |
+                                  SNDRV_PCM_FMTBIT_A_LAW |
+                                  SNDRV_PCM_FMTBIT_IMA_ADPCM |
+                                  SNDRV_PCM_FMTBIT_U8 |
+                                  SNDRV_PCM_FMTBIT_S16_LE |
+                                  SNDRV_PCM_FMTBIT_S16_BE,
+        .rates                  = SNDRV_PCM_RATE_KNOT |
+                                  SNDRV_PCM_RATE_8000_48000,
         .rate_min               = 5510,
         .rate_max               = 48000,
         .channels_min           = 1,
         .channels_max           = 2,
-        .buffer_bytes_max       = (32*1024),
+        .buffer_bytes_max       = 32 * 1024,
         .period_bytes_min       = 64,
-        .period_bytes_max       = (32*1024),
+        .period_bytes_max       = 32 * 1024,
         .periods_min            = 1,
         .periods_max            = 1024,
 };
@@ -1243,7 +1295,8 @@ static int snd_cs4231_playback_open(struct snd_pcm_substream *substream)
 
         runtime->hw = snd_cs4231_playback;
 
-        if ((err = snd_cs4231_open(chip, CS4231_MODE_PLAY)) < 0) {
+        err = snd_cs4231_open(chip, CS4231_MODE_PLAY);
+        if (err < 0) {
                 snd_free_pages(runtime->dma_area, runtime->dma_bytes);
                 return err;
         }
@@ -1263,7 +1316,8 @@ static int snd_cs4231_capture_open(struct snd_pcm_substream *substream)
 
         runtime->hw = snd_cs4231_capture;
 
-        if ((err = snd_cs4231_open(chip, CS4231_MODE_RECORD)) < 0) {
+        err = snd_cs4231_open(chip, CS4231_MODE_RECORD);
+        if (err < 0) {
                 snd_free_pages(runtime->dma_area, runtime->dma_bytes);
                 return err;
         }
@@ -1331,9 +1385,11 @@ static int __init snd_cs4231_pcm(struct snd_card *card)
         if (err < 0)
                 return err;
 
-        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_cs4231_playback_ops);
-        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_cs4231_capture_ops);
-        
+        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
+                        &snd_cs4231_playback_ops);
+        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
+                        &snd_cs4231_capture_ops);
+
         /* global setup */
         pcm->private_data = chip;
         pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
@@ -1369,7 +1425,7 @@ static int __init snd_cs4231_timer(struct snd_card *card)
 
         return 0;
 }
-        
+
 /*
  *  MIXER part
  */
@@ -1386,7 +1442,8 @@ static int snd_cs4231_info_mux(struct snd_kcontrol *kcontrol,
         uinfo->value.enumerated.items = 4;
         if (uinfo->value.enumerated.item > 3)
                 uinfo->value.enumerated.item = 3;
-        strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
+        strcpy(uinfo->value.enumerated.name,
+                texts[uinfo->value.enumerated.item]);
 
         return 0;
 }
@@ -1396,7 +1453,7 @@ static int snd_cs4231_get_mux(struct snd_kcontrol *kcontrol,
 {
         struct snd_cs4231 *chip = snd_kcontrol_chip(kcontrol);
         unsigned long flags;
-        
+
         spin_lock_irqsave(&chip->lock, flags);
         ucontrol->value.enumerated.item[0] =
                 (chip->image[CS4231_LEFT_INPUT] & CS4231_MIXS_ALL) >> 6;
@@ -1414,7 +1471,7 @@ static int snd_cs4231_put_mux(struct snd_kcontrol *kcontrol,
         unsigned long flags;
         unsigned short left, right;
         int change;
-        
+
         if (ucontrol->value.enumerated.item[0] > 3 ||
             ucontrol->value.enumerated.item[1] > 3)
                 return -EINVAL;
@@ -1426,7 +1483,7 @@ static int snd_cs4231_put_mux(struct snd_kcontrol *kcontrol,
         left = (chip->image[CS4231_LEFT_INPUT] & ~CS4231_MIXS_ALL) | left;
         right = (chip->image[CS4231_RIGHT_INPUT] & ~CS4231_MIXS_ALL) | right;
         change = left != chip->image[CS4231_LEFT_INPUT] ||
-                 right != chip->image[CS4231_RIGHT_INPUT];
+                 right != chip->image[CS4231_RIGHT_INPUT];
         snd_cs4231_out(chip, CS4231_LEFT_INPUT, left);
         snd_cs4231_out(chip, CS4231_RIGHT_INPUT, right);
 
@@ -1458,7 +1515,7 @@ static int snd_cs4231_get_single(struct snd_kcontrol *kcontrol,
         int shift = (kcontrol->private_value >> 8) & 0xff;
         int mask = (kcontrol->private_value >> 16) & 0xff;
         int invert = (kcontrol->private_value >> 24) & 0xff;
-        
+
         spin_lock_irqsave(&chip->lock, flags);
 
         ucontrol->value.integer.value[0] = (chip->image[reg] >> shift) & mask;
@@ -1483,7 +1540,7 @@ static int snd_cs4231_put_single(struct snd_kcontrol *kcontrol,
         int invert = (kcontrol->private_value >> 24) & 0xff;
         int change;
         unsigned short val;
-        
+
         val = (ucontrol->value.integer.value[0] & mask);
         if (invert)
                 val = mask - val;
@@ -1525,11 +1582,13 @@ static int snd_cs4231_get_double(struct snd_kcontrol *kcontrol,
         int shift_right = (kcontrol->private_value >> 19) & 0x07;
         int mask = (kcontrol->private_value >> 24) & 0xff;
         int invert = (kcontrol->private_value >> 22) & 1;
-        
+
         spin_lock_irqsave(&chip->lock, flags);
 
-        ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
-        ucontrol->value.integer.value[1] = (chip->image[right_reg] >> shift_right) & mask;
+        ucontrol->value.integer.value[0] =
+                (chip->image[left_reg] >> shift_left) & mask;
+        ucontrol->value.integer.value[1] =
+                (chip->image[right_reg] >> shift_right) & mask;
 
         spin_unlock_irqrestore(&chip->lock, flags);
 
@@ -1556,7 +1615,7 @@ static int snd_cs4231_put_double(struct snd_kcontrol *kcontrol,
         int invert = (kcontrol->private_value >> 22) & 1;
         int change;
         unsigned short val1, val2;
-        
+
         val1 = ucontrol->value.integer.value[0] & mask;
         val2 = ucontrol->value.integer.value[1] & mask;
         if (invert) {
@@ -1570,7 +1629,8 @@ static int snd_cs4231_put_double(struct snd_kcontrol *kcontrol,
 
         val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
         val2 = (chip->image[right_reg] & ~(mask << shift_right)) | val2;
-        change = val1 != chip->image[left_reg] || val2 != chip->image[right_reg];
+        change = val1 != chip->image[left_reg];
+        change |= val2 != chip->image[right_reg];
         snd_cs4231_out(chip, left_reg, val1);
         snd_cs4231_out(chip, right_reg, val2);
 
@@ -1580,31 +1640,42 @@ static int snd_cs4231_put_double(struct snd_kcontrol *kcontrol,
 }
 
 #define CS4231_SINGLE(xname, xindex, reg, shift, mask, invert) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
-  .info = snd_cs4231_info_single, \
-  .get = snd_cs4231_get_single, .put = snd_cs4231_put_single, \
-  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
-
-#define CS4231_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
-  .info = snd_cs4231_info_double, \
-  .get = snd_cs4231_get_double, .put = snd_cs4231_put_double, \
-  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .index = (xindex), \
+  .info = snd_cs4231_info_single,       \
+  .get = snd_cs4231_get_single, .put = snd_cs4231_put_single,   \
+  .private_value = (reg) | ((shift) << 8) | ((mask) << 16) | ((invert) << 24) }
+
+#define CS4231_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, \
+                        shift_right, mask, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .index = (xindex), \
+  .info = snd_cs4231_info_double,       \
+  .get = snd_cs4231_get_double, .put = snd_cs4231_put_double,   \
+  .private_value = (left_reg) | ((right_reg) << 8) | ((shift_left) << 16) | \
+                   ((shift_right) << 19) | ((mask) << 24) | ((invert) << 22) }
 
 static struct snd_kcontrol_new snd_cs4231_controls[] __initdata = {
-CS4231_DOUBLE("PCM Playback Switch", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
-CS4231_DOUBLE("PCM Playback Volume", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1),
-CS4231_DOUBLE("Line Playback Switch", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
-CS4231_DOUBLE("Line Playback Volume", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1),
-CS4231_DOUBLE("Aux Playback Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
-CS4231_DOUBLE("Aux Playback Volume", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1),
-CS4231_DOUBLE("Aux Playback Switch", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
-CS4231_DOUBLE("Aux Playback Volume", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
+CS4231_DOUBLE("PCM Playback Switch", 0, CS4231_LEFT_OUTPUT,
+                CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
+CS4231_DOUBLE("PCM Playback Volume", 0, CS4231_LEFT_OUTPUT,
+                CS4231_RIGHT_OUTPUT, 0, 0, 63, 1),
+CS4231_DOUBLE("Line Playback Switch", 0, CS4231_LEFT_LINE_IN,
+                CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
+CS4231_DOUBLE("Line Playback Volume", 0, CS4231_LEFT_LINE_IN,
+                CS4231_RIGHT_LINE_IN, 0, 0, 31, 1),
+CS4231_DOUBLE("Aux Playback Switch", 0, CS4231_AUX1_LEFT_INPUT,
+                CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
+CS4231_DOUBLE("Aux Playback Volume", 0, CS4231_AUX1_LEFT_INPUT,
+                CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1),
+CS4231_DOUBLE("Aux Playback Switch", 1, CS4231_AUX2_LEFT_INPUT,
+                CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
+CS4231_DOUBLE("Aux Playback Volume", 1, CS4231_AUX2_LEFT_INPUT,
+                CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
 CS4231_SINGLE("Mono Playback Switch", 0, CS4231_MONO_CTRL, 7, 1, 1),
 CS4231_SINGLE("Mono Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
 CS4231_SINGLE("Mono Output Playback Switch", 0, CS4231_MONO_CTRL, 6, 1, 1),
 CS4231_SINGLE("Mono Output Playback Bypass", 0, CS4231_MONO_CTRL, 5, 1, 0),
-CS4231_DOUBLE("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 0, 0, 15, 0),
+CS4231_DOUBLE("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 0, 0,
+                15, 0),
 {
         .iface  = SNDRV_CTL_ELEM_IFACE_MIXER,
         .name   = "Capture Source",
@@ -1612,14 +1683,15 @@ CS4231_DOUBLE("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 0, 0,
         .get    = snd_cs4231_get_mux,
         .put    = snd_cs4231_put_mux,
 },
-CS4231_DOUBLE("Mic Boost", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 5, 5, 1, 0),
+CS4231_DOUBLE("Mic Boost", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 5, 5,
+                1, 0),
 CS4231_SINGLE("Loopback Capture Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
 CS4231_SINGLE("Loopback Capture Volume", 0, CS4231_LOOPBACK, 2, 63, 1),
 /* SPARC specific uses of XCTL{0,1} general purpose outputs.  */
 CS4231_SINGLE("Line Out Switch", 0, CS4231_PIN_CTRL, 6, 1, 1),
 CS4231_SINGLE("Headphone Out Switch", 0, CS4231_PIN_CTRL, 7, 1, 1)
 };
-                                        
+
 static int __init snd_cs4231_mixer(struct snd_card *card)
 {
         struct snd_cs4231 *chip = card->private_data;
@@ -1720,24 +1792,24 @@ static irqreturn_t snd_cs4231_sbus_interrupt(int irq, void *dev_id)
 
         sbus_writel(csr, chip->port + APCCSR);
 
-        if ((csr & APC_PDMA_READY) && 
-            (csr & APC_PLAY_INT) &&
+        if ((csr & APC_PDMA_READY) &&
+            (csr & APC_PLAY_INT) &&
             (csr & APC_XINT_PNVA) &&
             !(csr & APC_XINT_EMPT))
                         snd_cs4231_play_callback(chip);
 
-        if ((csr & APC_CDMA_READY) && 
-            (csr & APC_CAPT_INT) &&
+        if ((csr & APC_CDMA_READY) &&
+            (csr & APC_CAPT_INT) &&
             (csr & APC_XINT_CNVA) &&
             !(csr & APC_XINT_EMPT))
                         snd_cs4231_capture_callback(chip);
-        
+
         status = snd_cs4231_in(chip, CS4231_IRQ_STATUS);
 
         if (status & CS4231_TIMER_IRQ) {
                 if (chip->timer)
                         snd_timer_interrupt(chip->timer, chip->timer->sticks);
-        }               
+        }
 
         if ((status & CS4231_RECORD_IRQ) && (csr & APC_CDMA_READY))
                 snd_cs4231_overrange(chip);
@@ -1754,26 +1826,27 @@ static irqreturn_t snd_cs4231_sbus_interrupt(int irq, void *dev_id)
  * SBUS DMA routines
  */
 
-static int sbus_dma_request(struct cs4231_dma_control *dma_cont, dma_addr_t bus_addr, size_t len)
+static int sbus_dma_request(struct cs4231_dma_control *dma_cont,
+                            dma_addr_t bus_addr, size_t len)
 {
         unsigned long flags;
         u32 test, csr;
         int err;
         struct sbus_dma_info *base = &dma_cont->sbus_info;
-        
+
         if (len >= (1 << 24))
                 return -EINVAL;
         spin_lock_irqsave(&base->lock, flags);
         csr = sbus_readl(base->regs + APCCSR);
         err = -EINVAL;
         test = APC_CDMA_READY;
-        if ( base->dir == APC_PLAY )
+        if (base->dir == APC_PLAY)
                 test = APC_PDMA_READY;
         if (!(csr & test))
                 goto out;
         err = -EBUSY;
         test = APC_XINT_CNVA;
-        if ( base->dir == APC_PLAY )
+        if (base->dir == APC_PLAY)
                 test = APC_XINT_PNVA;
         if (!(csr & test))
                 goto out;
@@ -1796,7 +1869,7 @@ static void sbus_dma_prepare(struct cs4231_dma_control *dma_cont, int d)
         test =  APC_GENL_INT | APC_PLAY_INT | APC_XINT_ENA |
                 APC_XINT_PLAY | APC_XINT_PEMP | APC_XINT_GENL |
                  APC_XINT_PENA;
-        if ( base->dir == APC_RECORD )
+        if (base->dir == APC_RECORD)
                 test = APC_GENL_INT | APC_CAPT_INT | APC_XINT_ENA |
                         APC_XINT_CAPT | APC_XINT_CEMP | APC_XINT_GENL;
         csr |= test;
@@ -1814,28 +1887,28 @@ static void sbus_dma_enable(struct cs4231_dma_control *dma_cont, int on)
         if (!on) {
                 sbus_writel(0, base->regs + base->dir + APCNC);
                 sbus_writel(0, base->regs + base->dir + APCNVA);
-                if ( base->dir == APC_PLAY ) {
+                if (base->dir == APC_PLAY) {
                         sbus_writel(0, base->regs + base->dir + APCC);
                         sbus_writel(0, base->regs + base->dir + APCVA);
                 }
 
                 udelay(1200);
-        } 
+        }
         csr = sbus_readl(base->regs + APCCSR);
         shift = 0;
-        if ( base->dir == APC_PLAY )
+        if (base->dir == APC_PLAY)
                 shift = 1;
         if (on)
                 csr &= ~(APC_CPAUSE << shift);
         else
-                csr |= (APC_CPAUSE << shift); 
+                csr |= (APC_CPAUSE << shift);
         sbus_writel(csr, base->regs + APCCSR);
         if (on)
                 csr |= (APC_CDMA_READY << shift);
         else
                 csr &= ~(APC_CDMA_READY << shift);
         sbus_writel(csr, base->regs + APCCSR);
-        
+
         spin_unlock_irqrestore(&base->lock, flags);
 }
 
@@ -1843,14 +1916,14 @@ static unsigned int sbus_dma_addr(struct cs4231_dma_control *dma_cont)
 {
         struct sbus_dma_info *base = &dma_cont->sbus_info;
 
-        return sbus_readl(base->regs + base->dir + APCVA);
+        return sbus_readl(base->regs + base->dir + APCVA);
 }
 
 static void sbus_dma_preallocate(struct snd_cs4231 *chip, struct snd_pcm *pcm)
 {
         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_SBUS,
-                                              snd_dma_sbus_data(chip->dev_u.sdev),
-                                              64*1024, 128*1024);
+                                        snd_dma_sbus_data(chip->dev_u.sdev),
+                                        64 * 1024, 128 * 1024);
 }
 
 /*
@@ -1972,14 +2045,16 @@ static int __init cs4231_sbus_attach(struct sbus_dev *sdev)
 
 #ifdef EBUS_SUPPORT
 
-static void snd_cs4231_ebus_play_callback(struct ebus_dma_info *p, int event, void *cookie)
+static void snd_cs4231_ebus_play_callback(struct ebus_dma_info *p, int event,
+                                          void *cookie)
 {
         struct snd_cs4231 *chip = cookie;
-        
+
         snd_cs4231_play_callback(chip);
 }
 
-static void snd_cs4231_ebus_capture_callback(struct ebus_dma_info *p, int event, void *cookie)
+static void snd_cs4231_ebus_capture_callback(struct ebus_dma_info *p,
+                                             int event, void *cookie)
 {
         struct snd_cs4231 *chip = cookie;
 
@@ -1990,7 +2065,8 @@ static void snd_cs4231_ebus_capture_callback(struct ebus_dma_info *p, int event,
  * EBUS DMA wrappers
  */
 
-static int _ebus_dma_request(struct cs4231_dma_control *dma_cont, dma_addr_t bus_addr, size_t len)
+static int _ebus_dma_request(struct cs4231_dma_control *dma_cont,
+                             dma_addr_t bus_addr, size_t len)
 {
         return ebus_dma_request(&dma_cont->ebus_info, bus_addr, len);
 }
@@ -2091,7 +2167,8 @@ static int __init snd_cs4231_ebus_create(struct snd_card *card,
         chip->port = ioremap(edev->resource[0].start, 0x10);
         chip->p_dma.ebus_info.regs = ioremap(edev->resource[1].start, 0x10);
         chip->c_dma.ebus_info.regs = ioremap(edev->resource[2].start, 0x10);
-        if (!chip->port || !chip->p_dma.ebus_info.regs || !chip->c_dma.ebus_info.regs) {
+        if (!chip->port || !chip->p_dma.ebus_info.regs ||
+            !chip->c_dma.ebus_info.regs) {
                 snd_cs4231_ebus_free(chip);
                 snd_printdd("cs4231-%d: Unable to map chip registers.\n", dev);
                 return -EIO;
@@ -2099,18 +2176,21 @@ static int __init snd_cs4231_ebus_create(struct snd_card *card,
 
         if (ebus_dma_register(&chip->c_dma.ebus_info)) {
                 snd_cs4231_ebus_free(chip);
-                snd_printdd("cs4231-%d: Unable to register EBUS capture DMA\n", dev);
+                snd_printdd("cs4231-%d: Unable to register EBUS capture DMA\n",
+                            dev);
                 return -EBUSY;
         }
         if (ebus_dma_irq_enable(&chip->c_dma.ebus_info, 1)) {
                 snd_cs4231_ebus_free(chip);
-                snd_printdd("cs4231-%d: Unable to enable EBUS capture IRQ\n", dev);
+                snd_printdd("cs4231-%d: Unable to enable EBUS capture IRQ\n",
+                            dev);
                 return -EBUSY;
         }
 
         if (ebus_dma_register(&chip->p_dma.ebus_info)) {
                 snd_cs4231_ebus_free(chip);
-                snd_printdd("cs4231-%d: Unable to register EBUS play DMA\n", dev);
+                snd_printdd("cs4231-%d: Unable to register EBUS play DMA\n",
+                            dev);
                 return -EBUSY;
         }
         if (ebus_dma_irq_enable(&chip->p_dma.ebus_info, 1)) {