]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - sound/pci/ca0106/ca0106_main.c
Merge branch 'master'
[linux-2.6-omap-h63xx.git] / sound / pci / ca0106 / ca0106_main.c
index ee58d16002e565520b05ede5342c610e7ad331c1..9477838a9c8814d78f037d3e0d1a751806c5b07f 100644 (file)
@@ -164,7 +164,7 @@ MODULE_PARM_DESC(enable, "Enable the CA0106 soundcard.");
 
 #include "ca0106.h"
 
-static ca0106_details_t ca0106_chip_details[] = {
+static struct snd_ca0106_details ca0106_chip_details[] = {
         /* AudigyLS[SB0310] */
         { .serial = 0x10021102,
           .name   = "AudigyLS [SB0310]",
@@ -183,12 +183,24 @@ static ca0106_details_t ca0106_chip_details[] = {
           .name   = "Live! 7.1 24bit [SB0413]",
           .gpio_type = 1,
           .i2c_adc = 1 } ,
+        /* New Audigy SE. Has a different DAC. */
+        /* SB0570:
+         * CTRL:CA0106-DAT
+         * ADC: WM8768GEDS
+         * DAC: WM8775EDS
+         */
+        { .serial = 0x100a1102,
+          .name   = "Audigy SE [SB0570]",
+          .gpio_type = 1,
+          .i2c_adc = 1,
+          .spi_dac = 1 } ,
         /* MSI K8N Diamond Motherboard with onboard SB Live 24bit without AC97 */
         { .serial = 0x10091462,
           .name   = "MSI K8N Diamond MB [SB0438]",
           .gpio_type = 1,
           .i2c_adc = 1 } ,
-        /* Shuttle XPC SD31P which has an onboard Creative Labs Sound Blaster Live! 24-bit EAX
+        /* Shuttle XPC SD31P which has an onboard Creative Labs
+         * Sound Blaster Live! 24-bit EAX
          * high-definition 7.1 audio processor".
          * Added using info from andrewvegan in alsa bug #1298
          */
@@ -196,18 +208,28 @@ static ca0106_details_t ca0106_chip_details[] = {
           .name   = "Shuttle XPC SD31P [SD31P]",
           .gpio_type = 1,
           .i2c_adc = 1 } ,
+       /* Shuttle XPC SD11G5 which has an onboard Creative Labs
+        * Sound Blaster Live! 24-bit EAX
+        * high-definition 7.1 audio processor".
+        * Fixes ALSA bug#1600
+         */
+       { .serial = 0x30411297,
+         .name = "Shuttle XPC SD11G5 [SD11G5]",
+         .gpio_type = 1,
+         .i2c_adc = 1 } ,
         { .serial = 0,
           .name   = "AudigyLS [Unknown]" }
 };
 
 /* hardware definition */
-static snd_pcm_hardware_t snd_ca0106_playback_hw = {
+static struct snd_pcm_hardware snd_ca0106_playback_hw = {
        .info =                 (SNDRV_PCM_INFO_MMAP | 
                                 SNDRV_PCM_INFO_INTERLEAVED |
                                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
                                 SNDRV_PCM_INFO_MMAP_VALID),
        .formats =              SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE,
-       .rates =                SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000,
+       .rates =                (SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 |
+                                SNDRV_PCM_RATE_192000),
        .rate_min =             48000,
        .rate_max =             192000,
        .channels_min =         2,  //1,
@@ -220,13 +242,14 @@ static snd_pcm_hardware_t snd_ca0106_playback_hw = {
        .fifo_size =            0,
 };
 
-static snd_pcm_hardware_t snd_ca0106_capture_hw = {
+static struct snd_pcm_hardware snd_ca0106_capture_hw = {
        .info =                 (SNDRV_PCM_INFO_MMAP | 
                                 SNDRV_PCM_INFO_INTERLEAVED |
                                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
                                 SNDRV_PCM_INFO_MMAP_VALID),
        .formats =              SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE,
-       .rates =                SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000,
+       .rates =                (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
+                                SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000),
        .rate_min =             44100,
        .rate_max =             192000,
        .channels_min =         2,
@@ -239,7 +262,7 @@ static snd_pcm_hardware_t snd_ca0106_capture_hw = {
        .fifo_size =            0,
 };
 
-unsigned int snd_ca0106_ptr_read(ca0106_t * emu, 
+unsigned int snd_ca0106_ptr_read(struct snd_ca0106 * emu, 
                                          unsigned int reg, 
                                          unsigned int chn)
 {
@@ -255,7 +278,7 @@ unsigned int snd_ca0106_ptr_read(ca0106_t * emu,
        return val;
 }
 
-void snd_ca0106_ptr_write(ca0106_t *emu, 
+void snd_ca0106_ptr_write(struct snd_ca0106 *emu, 
                                   unsigned int reg, 
                                   unsigned int chn, 
                                   unsigned int data)
@@ -271,16 +294,47 @@ void snd_ca0106_ptr_write(ca0106_t *emu,
        spin_unlock_irqrestore(&emu->emu_lock, flags);
 }
 
-int snd_ca0106_i2c_write(ca0106_t *emu,
+int snd_ca0106_spi_write(struct snd_ca0106 * emu,
+                                  unsigned int data)
+{
+       unsigned int reset, set;
+       unsigned int reg, tmp;
+       int n, result;
+       reg = SPI;
+       if (data > 0xffff) /* Only 16bit values allowed */
+               return 1;
+       tmp = snd_ca0106_ptr_read(emu, reg, 0);
+       reset = (tmp & ~0x3ffff) | 0x20000; /* Set xxx20000 */
+       set = reset | 0x10000; /* Set xxx1xxxx */
+       snd_ca0106_ptr_write(emu, reg, 0, reset | data);
+       tmp = snd_ca0106_ptr_read(emu, reg, 0); /* write post */
+       snd_ca0106_ptr_write(emu, reg, 0, set | data);
+       result = 1;
+       /* Wait for status bit to return to 0 */
+       for (n = 0; n < 100; n++) {
+               udelay(10);
+               tmp = snd_ca0106_ptr_read(emu, reg, 0);
+               if (!(tmp & 0x10000)) {
+                       result = 0;
+                       break;
+               }
+       }
+       if (result) /* Timed out */
+               return 1;
+       snd_ca0106_ptr_write(emu, reg, 0, reset | data);
+       tmp = snd_ca0106_ptr_read(emu, reg, 0); /* Write post */
+       return 0;
+}
+
+int snd_ca0106_i2c_write(struct snd_ca0106 *emu,
                                u32 reg,
                                u32 value)
 {
        u32 tmp;
-       int timeout=0;
+       int timeout = 0;
        int status;
        int retry;
-       if ((reg > 0x7f) || (value > 0x1ff))
-       {
+       if ((reg > 0x7f) || (value > 0x1ff)) {
                snd_printk(KERN_ERR "i2c_write: invalid values.\n");
                return -EINVAL;
        }
@@ -292,8 +346,7 @@ int snd_ca0106_i2c_write(ca0106_t *emu,
        /* This controls the I2C connected to the WM8775 ADC Codec */
        snd_ca0106_ptr_write(emu, I2C_D1, 0, tmp);
 
-       for(retry=0;retry<10;retry++)
-       {
+       for (retry = 0; retry < 10; retry++) {
                /* Send the data to i2c */
                tmp = snd_ca0106_ptr_read(emu, I2C_A, 0);
                tmp = tmp & ~(I2C_A_ADC_READ|I2C_A_ADC_LAST|I2C_A_ADC_START|I2C_A_ADC_ADD_MASK);
@@ -301,24 +354,22 @@ int snd_ca0106_i2c_write(ca0106_t *emu,
                snd_ca0106_ptr_write(emu, I2C_A, 0, tmp);
 
                /* Wait till the transaction ends */
-               while(1)
-               {
+               while (1) {
                        status = snd_ca0106_ptr_read(emu, I2C_A, 0);
                        //snd_printk("I2C:status=0x%x\n", status);
                        timeout++;
-                       if((status & I2C_A_ADC_START)==0)
+                       if ((status & I2C_A_ADC_START) == 0)
                                break;
 
-                       if(timeout>1000)
+                       if (timeout > 1000)
                                break;
                }
                //Read back and see if the transaction is successful
-               if((status & I2C_A_ADC_ABORT)==0)
+               if ((status & I2C_A_ADC_ABORT) == 0)
                        break;
        }
 
-       if(retry==10)
-       {
+       if (retry == 10) {
                snd_printk(KERN_ERR "Writing to ADC failed!\n");
                return -EINVAL;
        }
@@ -327,7 +378,7 @@ int snd_ca0106_i2c_write(ca0106_t *emu,
 }
 
 
-static void snd_ca0106_intr_enable(ca0106_t *emu, unsigned int intrenb)
+static void snd_ca0106_intr_enable(struct snd_ca0106 *emu, unsigned int intrenb)
 {
        unsigned long flags;
        unsigned int enable;
@@ -338,7 +389,7 @@ static void snd_ca0106_intr_enable(ca0106_t *emu, unsigned int intrenb)
        spin_unlock_irqrestore(&emu->emu_lock, flags);
 }
 
-static void snd_ca0106_intr_disable(ca0106_t *emu, unsigned int intrenb)
+static void snd_ca0106_intr_disable(struct snd_ca0106 *emu, unsigned int intrenb)
 {
        unsigned long flags;
        unsigned int enable;
@@ -350,18 +401,19 @@ static void snd_ca0106_intr_disable(ca0106_t *emu, unsigned int intrenb)
 }
 
 
-static void snd_ca0106_pcm_free_substream(snd_pcm_runtime_t *runtime)
+static void snd_ca0106_pcm_free_substream(struct snd_pcm_runtime *runtime)
 {
        kfree(runtime->private_data);
 }
 
 /* open_playback callback */
-static int snd_ca0106_pcm_open_playback_channel(snd_pcm_substream_t *substream, int channel_id)
+static int snd_ca0106_pcm_open_playback_channel(struct snd_pcm_substream *substream,
+                                               int channel_id)
 {
-       ca0106_t *chip = snd_pcm_substream_chip(substream);
-        ca0106_channel_t *channel = &(chip->playback_channels[channel_id]);
-       ca0106_pcm_t *epcm;
-       snd_pcm_runtime_t *runtime = substream->runtime;
+       struct snd_ca0106 *chip = snd_pcm_substream_chip(substream);
+        struct snd_ca0106_channel *channel = &(chip->playback_channels[channel_id]);
+       struct snd_ca0106_pcm *epcm;
+       struct snd_pcm_runtime *runtime = substream->runtime;
        int err;
 
        epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
@@ -380,10 +432,10 @@ static int snd_ca0106_pcm_open_playback_channel(snd_pcm_substream_t *substream,
         channel->emu = chip;
         channel->number = channel_id;
 
-        channel->use=1;
+       channel->use = 1;
         //printk("open:channel_id=%d, chip=%p, channel=%p\n",channel_id, chip, channel);
         //channel->interrupt = snd_ca0106_pcm_channel_interrupt;
-        channel->epcm=epcm;
+       channel->epcm = epcm;
        if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
                 return err;
        if ((err = snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 64)) < 0)
@@ -392,43 +444,44 @@ static int snd_ca0106_pcm_open_playback_channel(snd_pcm_substream_t *substream,
 }
 
 /* close callback */
-static int snd_ca0106_pcm_close_playback(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_close_playback(struct snd_pcm_substream *substream)
 {
-       ca0106_t *chip = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
-        ca0106_pcm_t *epcm = runtime->private_data;
-        chip->playback_channels[epcm->channel_id].use=0;
-/* FIXME: maybe zero others */
+       struct snd_ca0106 *chip = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
+        struct snd_ca0106_pcm *epcm = runtime->private_data;
+       chip->playback_channels[epcm->channel_id].use = 0;
+       /* FIXME: maybe zero others */
        return 0;
 }
 
-static int snd_ca0106_pcm_open_playback_front(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_playback_front(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_playback_channel(substream, PCM_FRONT_CHANNEL);
 }
 
-static int snd_ca0106_pcm_open_playback_center_lfe(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_playback_center_lfe(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_playback_channel(substream, PCM_CENTER_LFE_CHANNEL);
 }
 
-static int snd_ca0106_pcm_open_playback_unknown(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_playback_unknown(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_playback_channel(substream, PCM_UNKNOWN_CHANNEL);
 }
 
-static int snd_ca0106_pcm_open_playback_rear(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_playback_rear(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_playback_channel(substream, PCM_REAR_CHANNEL);
 }
 
 /* open_capture callback */
-static int snd_ca0106_pcm_open_capture_channel(snd_pcm_substream_t *substream, int channel_id)
+static int snd_ca0106_pcm_open_capture_channel(struct snd_pcm_substream *substream,
+                                              int channel_id)
 {
-       ca0106_t *chip = snd_pcm_substream_chip(substream);
-        ca0106_channel_t *channel = &(chip->capture_channels[channel_id]);
-       ca0106_pcm_t *epcm;
-       snd_pcm_runtime_t *runtime = substream->runtime;
+       struct snd_ca0106 *chip = snd_pcm_substream_chip(substream);
+        struct snd_ca0106_channel *channel = &(chip->capture_channels[channel_id]);
+       struct snd_ca0106_pcm *epcm;
+       struct snd_pcm_runtime *runtime = substream->runtime;
        int err;
 
        epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
@@ -448,10 +501,10 @@ static int snd_ca0106_pcm_open_capture_channel(snd_pcm_substream_t *substream, i
         channel->emu = chip;
         channel->number = channel_id;
 
-        channel->use=1;
+       channel->use = 1;
         //printk("open:channel_id=%d, chip=%p, channel=%p\n",channel_id, chip, channel);
         //channel->interrupt = snd_ca0106_pcm_channel_interrupt;
-        channel->epcm=epcm;
+        channel->epcm = epcm;
        if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
                 return err;
        //snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hw_constraints_capture_period_sizes);
@@ -461,70 +514,70 @@ static int snd_ca0106_pcm_open_capture_channel(snd_pcm_substream_t *substream, i
 }
 
 /* close callback */
-static int snd_ca0106_pcm_close_capture(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_close_capture(struct snd_pcm_substream *substream)
 {
-       ca0106_t *chip = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
-        ca0106_pcm_t *epcm = runtime->private_data;
-        chip->capture_channels[epcm->channel_id].use=0;
-/* FIXME: maybe zero others */
+       struct snd_ca0106 *chip = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
+        struct snd_ca0106_pcm *epcm = runtime->private_data;
+       chip->capture_channels[epcm->channel_id].use = 0;
+       /* FIXME: maybe zero others */
        return 0;
 }
 
-static int snd_ca0106_pcm_open_0_capture(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_0_capture(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_capture_channel(substream, 0);
 }
 
-static int snd_ca0106_pcm_open_1_capture(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_1_capture(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_capture_channel(substream, 1);
 }
 
-static int snd_ca0106_pcm_open_2_capture(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_2_capture(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_capture_channel(substream, 2);
 }
 
-static int snd_ca0106_pcm_open_3_capture(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_open_3_capture(struct snd_pcm_substream *substream)
 {
        return snd_ca0106_pcm_open_capture_channel(substream, 3);
 }
 
 /* hw_params callback */
-static int snd_ca0106_pcm_hw_params_playback(snd_pcm_substream_t *substream,
-                                     snd_pcm_hw_params_t * hw_params)
+static int snd_ca0106_pcm_hw_params_playback(struct snd_pcm_substream *substream,
+                                     struct snd_pcm_hw_params *hw_params)
 {
        return snd_pcm_lib_malloc_pages(substream,
                                        params_buffer_bytes(hw_params));
 }
 
 /* hw_free callback */
-static int snd_ca0106_pcm_hw_free_playback(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_hw_free_playback(struct snd_pcm_substream *substream)
 {
        return snd_pcm_lib_free_pages(substream);
 }
 
 /* hw_params callback */
-static int snd_ca0106_pcm_hw_params_capture(snd_pcm_substream_t *substream,
-                                     snd_pcm_hw_params_t * hw_params)
+static int snd_ca0106_pcm_hw_params_capture(struct snd_pcm_substream *substream,
+                                     struct snd_pcm_hw_params *hw_params)
 {
        return snd_pcm_lib_malloc_pages(substream,
                                        params_buffer_bytes(hw_params));
 }
 
 /* hw_free callback */
-static int snd_ca0106_pcm_hw_free_capture(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_hw_free_capture(struct snd_pcm_substream *substream)
 {
        return snd_pcm_lib_free_pages(substream);
 }
 
 /* prepare playback callback */
-static int snd_ca0106_pcm_prepare_playback(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_prepare_playback(struct snd_pcm_substream *substream)
 {
-       ca0106_t *emu = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
-       ca0106_pcm_t *epcm = runtime->private_data;
+       struct snd_ca0106 *emu = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct snd_ca0106_pcm *epcm = runtime->private_data;
        int channel = epcm->channel_id;
        u32 *table_base = (u32 *)(emu->buffer.area+(8*16*channel));
        u32 period_size_bytes = frames_to_bytes(runtime, runtime->period_size);
@@ -593,8 +646,8 @@ static int snd_ca0106_pcm_prepare_playback(snd_pcm_substream_t *substream)
 
        /* FIXME: Check emu->buffer.size before actually writing to it. */
         for(i=0; i < runtime->periods; i++) {
-               table_base[i*2]=runtime->dma_addr+(i*period_size_bytes);
-               table_base[(i*2)+1]=period_size_bytes<<16;
+               table_base[i*2] = runtime->dma_addr + (i * period_size_bytes);
+               table_base[i*2+1] = period_size_bytes << 16;
        }
  
        snd_ca0106_ptr_write(emu, PLAYBACK_LIST_ADDR, channel, emu->buffer.addr+(8*16*channel));
@@ -621,11 +674,11 @@ static int snd_ca0106_pcm_prepare_playback(snd_pcm_substream_t *substream)
 }
 
 /* prepare capture callback */
-static int snd_ca0106_pcm_prepare_capture(snd_pcm_substream_t *substream)
+static int snd_ca0106_pcm_prepare_capture(struct snd_pcm_substream *substream)
 {
-       ca0106_t *emu = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
-       ca0106_pcm_t *epcm = runtime->private_data;
+       struct snd_ca0106 *emu = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct snd_ca0106_pcm *epcm = runtime->private_data;
        int channel = epcm->channel_id;
        u32 hcfg_mask = HCFG_CAPTURE_S32_LE;
        u32 hcfg_set = 0x00000000;
@@ -692,16 +745,16 @@ static int snd_ca0106_pcm_prepare_capture(snd_pcm_substream_t *substream)
 }
 
 /* trigger_playback callback */
-static int snd_ca0106_pcm_trigger_playback(snd_pcm_substream_t *substream,
+static int snd_ca0106_pcm_trigger_playback(struct snd_pcm_substream *substream,
                                    int cmd)
 {
-       ca0106_t *emu = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime;
-       ca0106_pcm_t *epcm;
+       struct snd_ca0106 *emu = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime;
+       struct snd_ca0106_pcm *epcm;
        int channel;
        int result = 0;
        struct list_head *pos;
-        snd_pcm_substream_t *s;
+        struct snd_pcm_substream *s;
        u32 basic = 0;
        u32 extended = 0;
        int running=0;
@@ -745,12 +798,12 @@ static int snd_ca0106_pcm_trigger_playback(snd_pcm_substream_t *substream,
 }
 
 /* trigger_capture callback */
-static int snd_ca0106_pcm_trigger_capture(snd_pcm_substream_t *substream,
+static int snd_ca0106_pcm_trigger_capture(struct snd_pcm_substream *substream,
                                    int cmd)
 {
-       ca0106_t *emu = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
-       ca0106_pcm_t *epcm = runtime->private_data;
+       struct snd_ca0106 *emu = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct snd_ca0106_pcm *epcm = runtime->private_data;
        int channel = epcm->channel_id;
        int result = 0;
 
@@ -774,11 +827,11 @@ static int snd_ca0106_pcm_trigger_capture(snd_pcm_substream_t *substream,
 
 /* pointer_playback callback */
 static snd_pcm_uframes_t
-snd_ca0106_pcm_pointer_playback(snd_pcm_substream_t *substream)
+snd_ca0106_pcm_pointer_playback(struct snd_pcm_substream *substream)
 {
-       ca0106_t *emu = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
-       ca0106_pcm_t *epcm = runtime->private_data;
+       struct snd_ca0106 *emu = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct snd_ca0106_pcm *epcm = runtime->private_data;
        snd_pcm_uframes_t ptr, ptr1, ptr2,ptr3,ptr4 = 0;
        int channel = epcm->channel_id;
 
@@ -801,11 +854,11 @@ snd_ca0106_pcm_pointer_playback(snd_pcm_substream_t *substream)
 
 /* pointer_capture callback */
 static snd_pcm_uframes_t
-snd_ca0106_pcm_pointer_capture(snd_pcm_substream_t *substream)
+snd_ca0106_pcm_pointer_capture(struct snd_pcm_substream *substream)
 {
-       ca0106_t *emu = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
-       ca0106_pcm_t *epcm = runtime->private_data;
+       struct snd_ca0106 *emu = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       struct snd_ca0106_pcm *epcm = runtime->private_data;
        snd_pcm_uframes_t ptr, ptr1, ptr2 = 0;
        int channel = channel=epcm->channel_id;
 
@@ -823,7 +876,7 @@ snd_ca0106_pcm_pointer_capture(snd_pcm_substream_t *substream)
 }
 
 /* operators */
-static snd_pcm_ops_t snd_ca0106_playback_front_ops = {
+static struct snd_pcm_ops snd_ca0106_playback_front_ops = {
        .open =        snd_ca0106_pcm_open_playback_front,
        .close =       snd_ca0106_pcm_close_playback,
        .ioctl =       snd_pcm_lib_ioctl,
@@ -834,7 +887,7 @@ static snd_pcm_ops_t snd_ca0106_playback_front_ops = {
        .pointer =     snd_ca0106_pcm_pointer_playback,
 };
 
-static snd_pcm_ops_t snd_ca0106_capture_0_ops = {
+static struct snd_pcm_ops snd_ca0106_capture_0_ops = {
        .open =        snd_ca0106_pcm_open_0_capture,
        .close =       snd_ca0106_pcm_close_capture,
        .ioctl =       snd_pcm_lib_ioctl,
@@ -845,7 +898,7 @@ static snd_pcm_ops_t snd_ca0106_capture_0_ops = {
        .pointer =     snd_ca0106_pcm_pointer_capture,
 };
 
-static snd_pcm_ops_t snd_ca0106_capture_1_ops = {
+static struct snd_pcm_ops snd_ca0106_capture_1_ops = {
        .open =        snd_ca0106_pcm_open_1_capture,
        .close =       snd_ca0106_pcm_close_capture,
        .ioctl =       snd_pcm_lib_ioctl,
@@ -856,7 +909,7 @@ static snd_pcm_ops_t snd_ca0106_capture_1_ops = {
        .pointer =     snd_ca0106_pcm_pointer_capture,
 };
 
-static snd_pcm_ops_t snd_ca0106_capture_2_ops = {
+static struct snd_pcm_ops snd_ca0106_capture_2_ops = {
        .open =        snd_ca0106_pcm_open_2_capture,
        .close =       snd_ca0106_pcm_close_capture,
        .ioctl =       snd_pcm_lib_ioctl,
@@ -867,7 +920,7 @@ static snd_pcm_ops_t snd_ca0106_capture_2_ops = {
        .pointer =     snd_ca0106_pcm_pointer_capture,
 };
 
-static snd_pcm_ops_t snd_ca0106_capture_3_ops = {
+static struct snd_pcm_ops snd_ca0106_capture_3_ops = {
        .open =        snd_ca0106_pcm_open_3_capture,
        .close =       snd_ca0106_pcm_close_capture,
        .ioctl =       snd_pcm_lib_ioctl,
@@ -878,7 +931,7 @@ static snd_pcm_ops_t snd_ca0106_capture_3_ops = {
        .pointer =     snd_ca0106_pcm_pointer_capture,
 };
 
-static snd_pcm_ops_t snd_ca0106_playback_center_lfe_ops = {
+static struct snd_pcm_ops snd_ca0106_playback_center_lfe_ops = {
         .open =         snd_ca0106_pcm_open_playback_center_lfe,
         .close =        snd_ca0106_pcm_close_playback,
         .ioctl =        snd_pcm_lib_ioctl,
@@ -889,7 +942,7 @@ static snd_pcm_ops_t snd_ca0106_playback_center_lfe_ops = {
         .pointer =      snd_ca0106_pcm_pointer_playback, 
 };
 
-static snd_pcm_ops_t snd_ca0106_playback_unknown_ops = {
+static struct snd_pcm_ops snd_ca0106_playback_unknown_ops = {
         .open =         snd_ca0106_pcm_open_playback_unknown,
         .close =        snd_ca0106_pcm_close_playback,
         .ioctl =        snd_pcm_lib_ioctl,
@@ -900,7 +953,7 @@ static snd_pcm_ops_t snd_ca0106_playback_unknown_ops = {
         .pointer =      snd_ca0106_pcm_pointer_playback, 
 };
 
-static snd_pcm_ops_t snd_ca0106_playback_rear_ops = {
+static struct snd_pcm_ops snd_ca0106_playback_rear_ops = {
         .open =         snd_ca0106_pcm_open_playback_rear,
         .close =        snd_ca0106_pcm_close_playback,
         .ioctl =        snd_pcm_lib_ioctl,
@@ -912,10 +965,10 @@ static snd_pcm_ops_t snd_ca0106_playback_rear_ops = {
 };
 
 
-static unsigned short snd_ca0106_ac97_read(ac97_t *ac97,
+static unsigned short snd_ca0106_ac97_read(struct snd_ac97 *ac97,
                                             unsigned short reg)
 {
-       ca0106_t *emu = ac97->private_data;
+       struct snd_ca0106 *emu = ac97->private_data;
        unsigned long flags;
        unsigned short val;
 
@@ -926,10 +979,10 @@ static unsigned short snd_ca0106_ac97_read(ac97_t *ac97,
        return val;
 }
 
-static void snd_ca0106_ac97_write(ac97_t *ac97,
+static void snd_ca0106_ac97_write(struct snd_ac97 *ac97,
                                    unsigned short reg, unsigned short val)
 {
-       ca0106_t *emu = ac97->private_data;
+       struct snd_ca0106 *emu = ac97->private_data;
        unsigned long flags;
   
        spin_lock_irqsave(&emu->emu_lock, flags);
@@ -938,12 +991,12 @@ static void snd_ca0106_ac97_write(ac97_t *ac97,
        spin_unlock_irqrestore(&emu->emu_lock, flags);
 }
 
-static int snd_ca0106_ac97(ca0106_t *chip)
+static int snd_ca0106_ac97(struct snd_ca0106 *chip)
 {
-       ac97_bus_t *pbus;
-       ac97_template_t ac97;
+       struct snd_ac97_bus *pbus;
+       struct snd_ac97_template ac97;
        int err;
-       static ac97_bus_ops_t ops = {
+       static struct snd_ac97_bus_ops ops = {
                .write = snd_ca0106_ac97_write,
                .read = snd_ca0106_ac97_read,
        };
@@ -958,7 +1011,7 @@ static int snd_ca0106_ac97(ca0106_t *chip)
        return snd_ac97_mixer(pbus, &ac97, &chip->ac97);
 }
 
-static int snd_ca0106_free(ca0106_t *chip)
+static int snd_ca0106_free(struct snd_ca0106 *chip)
 {
        if (chip->res_port != NULL) {    /* avoid access to already used hardware */
                // disable interrupts
@@ -991,9 +1044,9 @@ static int snd_ca0106_free(ca0106_t *chip)
        return 0;
 }
 
-static int snd_ca0106_dev_free(snd_device_t *device)
+static int snd_ca0106_dev_free(struct snd_device *device)
 {
-       ca0106_t *chip = device->device_data;
+       struct snd_ca0106 *chip = device->device_data;
        return snd_ca0106_free(chip);
 }
 
@@ -1002,19 +1055,13 @@ static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id,
 {
        unsigned int status;
 
-       ca0106_t *chip = dev_id;
+       struct snd_ca0106 *chip = dev_id;
        int i;
        int mask;
         unsigned int stat76;
-       ca0106_channel_t *pchannel;
-
-       spin_lock(&chip->emu_lock);
+       struct snd_ca0106_channel *pchannel;
 
        status = inl(chip->port + IPR);
-
-       // call updater, unlock before it
-       spin_unlock(&chip->emu_lock);
-  
        if (! status)
                return IRQ_NONE;
 
@@ -1024,11 +1071,11 @@ static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id,
         mask = 0x11; /* 0x1 for one half, 0x10 for the other half period. */
        for(i = 0; i < 4; i++) {
                pchannel = &(chip->playback_channels[i]);
-               if(stat76 & mask) {
+               if (stat76 & mask) {
 /* FIXME: Select the correct substream for period elapsed */
                        if(pchannel->use) {
-                          snd_pcm_period_elapsed(pchannel->epcm->substream);
-                       //printk(KERN_INFO "interrupt [%d] used\n", i);
+                               snd_pcm_period_elapsed(pchannel->epcm->substream);
+                               //printk(KERN_INFO "interrupt [%d] used\n", i);
                         }
                }
                //printk(KERN_INFO "channel=%p\n",pchannel);
@@ -1038,11 +1085,11 @@ static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id,
         mask = 0x110000; /* 0x1 for one half, 0x10 for the other half period. */
        for(i = 0; i < 4; i++) {
                pchannel = &(chip->capture_channels[i]);
-               if(stat76 & mask) {
+               if (stat76 & mask) {
 /* FIXME: Select the correct substream for period elapsed */
                        if(pchannel->use) {
-                          snd_pcm_period_elapsed(pchannel->epcm->substream);
-                       //printk(KERN_INFO "interrupt [%d] used\n", i);
+                               snd_pcm_period_elapsed(pchannel->epcm->substream);
+                               //printk(KERN_INFO "interrupt [%d] used\n", i);
                         }
                }
                //printk(KERN_INFO "channel=%p\n",pchannel);
@@ -1051,10 +1098,9 @@ static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id,
        }
 
         snd_ca0106_ptr_write(chip, EXTENDED_INT, 0, stat76);
-       spin_lock(&chip->emu_lock);
 
        if (chip->midi.dev_id &&
-         (status & (chip->midi.ipr_tx|chip->midi.ipr_rx))) {
+           (status & (chip->midi.ipr_tx|chip->midi.ipr_rx))) {
                if (chip->midi.interrupt)
                        chip->midi.interrupt(&chip->midi, status);
                else
@@ -1064,22 +1110,13 @@ static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id,
        // acknowledge the interrupt if necessary
        outl(status, chip->port+IPR);
 
-       spin_unlock(&chip->emu_lock);
-
        return IRQ_HANDLED;
 }
 
-static void snd_ca0106_pcm_free(snd_pcm_t *pcm)
+static int __devinit snd_ca0106_pcm(struct snd_ca0106 *emu, int device, struct snd_pcm **rpcm)
 {
-       ca0106_t *emu = pcm->private_data;
-       emu->pcm = NULL;
-       snd_pcm_lib_preallocate_free_for_all(pcm);
-}
-
-static int __devinit snd_ca0106_pcm(ca0106_t *emu, int device, snd_pcm_t **rpcm)
-{
-       snd_pcm_t *pcm;
-       snd_pcm_substream_t *substream;
+       struct snd_pcm *pcm;
+       struct snd_pcm_substream *substream;
        int err;
   
        if (rpcm)
@@ -1088,7 +1125,6 @@ static int __devinit snd_ca0106_pcm(ca0106_t *emu, int device, snd_pcm_t **rpcm)
                return err;
   
        pcm->private_data = emu;
-       pcm->private_free = snd_ca0106_pcm_free;
 
        switch (device) {
        case 0:
@@ -1140,15 +1176,39 @@ static int __devinit snd_ca0106_pcm(ca0106_t *emu, int device, snd_pcm_t **rpcm)
        return 0;
 }
 
-static int __devinit snd_ca0106_create(snd_card_t *card,
+static unsigned int spi_dac_init[] = {
+       0x00ff,
+       0x02ff,
+       0x0400,
+       0x0520,
+       0x0600,
+       0x08ff,
+       0x0aff,
+       0x0cff,
+       0x0eff,
+       0x10ff,
+       0x1200,
+       0x1400,
+       0x1480,
+       0x1800,
+       0x1aff,
+       0x1cff,
+       0x1e00,
+       0x0530,
+       0x0602,
+       0x0622,
+       0x1400,
+};
+
+static int __devinit snd_ca0106_create(struct snd_card *card,
                                         struct pci_dev *pci,
-                                        ca0106_t **rchip)
+                                        struct snd_ca0106 **rchip)
 {
-       ca0106_t *chip;
-       ca0106_details_t *c;
+       struct snd_ca0106 *chip;
+       struct snd_ca0106_details *c;
        int err;
        int ch;
-       static snd_device_ops_t ops = {
+       static struct snd_device_ops ops = {
                .dev_free = snd_ca0106_dev_free,
        };
   
@@ -1210,8 +1270,9 @@ static int __devinit snd_ca0106_create(snd_card_t *card,
        strcpy(card->driver, "CA0106");
        strcpy(card->shortname, "CA0106");
 
-       for (c=ca0106_chip_details; c->serial; c++) {
-               if (c->serial == chip->serial) break;
+       for (c = ca0106_chip_details; c->serial; c++) {
+               if (c->serial == chip->serial)
+                       break;
        }
        chip->details = c;
        sprintf(card->longname, "%s at 0x%lx irq %i",
@@ -1320,6 +1381,13 @@ static int __devinit snd_ca0106_create(snd_card_t *card,
         if (chip->details->i2c_adc == 1) { /* The SB0410 and SB0413 use I2C to control ADC. */
                snd_ca0106_i2c_write(chip, ADC_MUX, ADC_MUX_LINEIN); /* Enable Line-in capture. MIC in currently untested. */
        }
+        if (chip->details->spi_dac == 1) { /* The SB0570 use SPI to control DAC. */
+               int size, n;
+
+               size = ARRAY_SIZE(spi_dac_init);
+               for (n=0; n < size; n++)
+                       snd_ca0106_spi_write(chip, spi_dac_init[n]);
+       }
 
        if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL,
                                  chip, &ops)) < 0) {
@@ -1331,43 +1399,44 @@ static int __devinit snd_ca0106_create(snd_card_t *card,
 }
 
 
-static void ca0106_midi_interrupt_enable(ca_midi_t *midi, int intr)
+static void ca0106_midi_interrupt_enable(struct snd_ca_midi *midi, int intr)
 {
-       snd_ca0106_intr_enable((ca0106_t *)(midi->dev_id), intr);
+       snd_ca0106_intr_enable((struct snd_ca0106 *)(midi->dev_id), intr);
 }
 
-static void ca0106_midi_interrupt_disable(ca_midi_t *midi, int intr)
+static void ca0106_midi_interrupt_disable(struct snd_ca_midi *midi, int intr)
 {
-       snd_ca0106_intr_disable((ca0106_t *)(midi->dev_id), intr);
+       snd_ca0106_intr_disable((struct snd_ca0106 *)(midi->dev_id), intr);
 }
 
-static unsigned char ca0106_midi_read(ca_midi_t *midi, int idx)
+static unsigned char ca0106_midi_read(struct snd_ca_midi *midi, int idx)
 {
-       return (unsigned char)snd_ca0106_ptr_read((ca0106_t *)(midi->dev_id), midi->port + idx, 0);
+       return (unsigned char)snd_ca0106_ptr_read((struct snd_ca0106 *)(midi->dev_id),
+                                                 midi->port + idx, 0);
 }
 
-static void ca0106_midi_write(ca_midi_t *midi, int data, int idx)
+static void ca0106_midi_write(struct snd_ca_midi *midi, int data, int idx)
 {
-       snd_ca0106_ptr_write((ca0106_t *)(midi->dev_id), midi->port + idx, 0, data);
+       snd_ca0106_ptr_write((struct snd_ca0106 *)(midi->dev_id), midi->port + idx, 0, data);
 }
 
-static snd_card_t *ca0106_dev_id_card(void *dev_id)
+static struct snd_card *ca0106_dev_id_card(void *dev_id)
 {
-       return ((ca0106_t *)dev_id)->card;
+       return ((struct snd_ca0106 *)dev_id)->card;
 }
 
 static int ca0106_dev_id_port(void *dev_id)
 {
-       return ((ca0106_t *)dev_id)->port;
+       return ((struct snd_ca0106 *)dev_id)->port;
 }
 
-static int __devinit snd_ca0106_midi(ca0106_t *chip, unsigned int channel)
+static int __devinit snd_ca0106_midi(struct snd_ca0106 *chip, unsigned int channel)
 {
-       ca_midi_t *midi;
+       struct snd_ca_midi *midi;
        char *name;
        int err;
 
-        if(channel==CA0106_MIDI_CHAN_B) {
+       if (channel == CA0106_MIDI_CHAN_B) {
                name = "CA0106 MPU-401 (UART) B";
                midi =  &chip->midi2;
                midi->tx_enable = INTE_MIDI_TX_B;
@@ -1416,8 +1485,8 @@ static int __devinit snd_ca0106_probe(struct pci_dev *pci,
                                        const struct pci_device_id *pci_id)
 {
        static int dev;
-       snd_card_t *card;
-       ca0106_t *chip;
+       struct snd_card *card;
+       struct snd_ca0106 *chip;
        int err;
 
        if (dev >= SNDRV_CARDS)
@@ -1471,7 +1540,9 @@ static int __devinit snd_ca0106_probe(struct pci_dev *pci,
        }
        snd_printdd(" done.\n");
 
+#ifdef CONFIG_PROC_FS
        snd_ca0106_proc_init(chip);
+#endif
 
        if ((err = snd_card_register(card)) < 0) {
                snd_card_free(card);
@@ -1499,7 +1570,6 @@ MODULE_DEVICE_TABLE(pci, snd_ca0106_ids);
 // pci_driver definition
 static struct pci_driver driver = {
        .name = "CA0106",
-       .owner = THIS_MODULE,
        .id_table = snd_ca0106_ids,
        .probe = snd_ca0106_probe,
        .remove = __devexit_p(snd_ca0106_remove),
@@ -1508,12 +1578,7 @@ static struct pci_driver driver = {
 // initialization of the module
 static int __init alsa_card_ca0106_init(void)
 {
-       int err;
-
-       if ((err = pci_register_driver(&driver)) > 0)
-               return err;
-
-       return 0;
+       return pci_register_driver(&driver);
 }
 
 // clean up the module