fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git] / sound / isa / ad1816a / ad1816a_lib.c
index 0261983..b524e0d 100644 (file)
@@ -1,4 +1,3 @@
-
 /*
     ad1816a.c - lowlevel code for Analog Devices AD1816A chip.
     Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.it>
 #include <linux/slab.h>
 #include <linux/ioport.h>
 #include <sound/core.h>
+#include <sound/tlv.h>
 #include <sound/ad1816a.h>
 
 #include <asm/io.h>
 #include <asm/dma.h>
 
-MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
-MODULE_DESCRIPTION("lowlevel code for Analog Devices AD1816A chip");
-MODULE_LICENSE("GPL");
-
-static inline int snd_ad1816a_busy_wait(ad1816a_t *chip)
+static inline int snd_ad1816a_busy_wait(struct snd_ad1816a *chip)
 {
        int timeout;
 
@@ -46,34 +42,34 @@ static inline int snd_ad1816a_busy_wait(ad1816a_t *chip)
        return -EBUSY;
 }
 
-inline unsigned char snd_ad1816a_in(ad1816a_t *chip, unsigned char reg)
+static inline unsigned char snd_ad1816a_in(struct snd_ad1816a *chip, unsigned char reg)
 {
        snd_ad1816a_busy_wait(chip);
        return inb(AD1816A_REG(reg));
 }
 
-inline void snd_ad1816a_out(ad1816a_t *chip, unsigned char reg,
+static inline void snd_ad1816a_out(struct snd_ad1816a *chip, unsigned char reg,
                            unsigned char value)
 {
        snd_ad1816a_busy_wait(chip);
        outb(value, AD1816A_REG(reg));
 }
 
-inline void snd_ad1816a_out_mask(ad1816a_t *chip, unsigned char reg,
+static inline void snd_ad1816a_out_mask(struct snd_ad1816a *chip, unsigned char reg,
                                 unsigned char mask, unsigned char value)
 {
        snd_ad1816a_out(chip, reg,
                (value & mask) | (snd_ad1816a_in(chip, reg) & ~mask));
 }
 
-static unsigned short snd_ad1816a_read(ad1816a_t *chip, unsigned char reg)
+static unsigned short snd_ad1816a_read(struct snd_ad1816a *chip, unsigned char reg)
 {
        snd_ad1816a_out(chip, AD1816A_INDIR_ADDR, reg & 0x3f);
        return snd_ad1816a_in(chip, AD1816A_INDIR_DATA_LOW) |
                (snd_ad1816a_in(chip, AD1816A_INDIR_DATA_HIGH) << 8);
 }
 
-static void snd_ad1816a_write(ad1816a_t *chip, unsigned char reg,
+static void snd_ad1816a_write(struct snd_ad1816a *chip, unsigned char reg,
                              unsigned short value)
 {
        snd_ad1816a_out(chip, AD1816A_INDIR_ADDR, reg & 0x3f);
@@ -81,7 +77,7 @@ static void snd_ad1816a_write(ad1816a_t *chip, unsigned char reg,
        snd_ad1816a_out(chip, AD1816A_INDIR_DATA_HIGH, (value >> 8) & 0xff);
 }
 
-static void snd_ad1816a_write_mask(ad1816a_t *chip, unsigned char reg,
+static void snd_ad1816a_write_mask(struct snd_ad1816a *chip, unsigned char reg,
                                   unsigned short mask, unsigned short value)
 {
        snd_ad1816a_write(chip, reg,
@@ -89,7 +85,7 @@ static void snd_ad1816a_write_mask(ad1816a_t *chip, unsigned char reg,
 }
 
 
-static unsigned char snd_ad1816a_get_format(ad1816a_t *chip,
+static unsigned char snd_ad1816a_get_format(struct snd_ad1816a *chip,
                                            unsigned int format, int channels)
 {
        unsigned char retval = AD1816A_FMT_LINEAR_8;
@@ -110,7 +106,7 @@ static unsigned char snd_ad1816a_get_format(ad1816a_t *chip,
        return (channels > 1) ? (retval | AD1816A_FMT_STEREO) : retval;
 }
 
-static int snd_ad1816a_open(ad1816a_t *chip, unsigned int mode)
+static int snd_ad1816a_open(struct snd_ad1816a *chip, unsigned int mode)
 {
        unsigned long flags;
 
@@ -146,7 +142,7 @@ static int snd_ad1816a_open(ad1816a_t *chip, unsigned int mode)
        return 0;
 }
 
-static void snd_ad1816a_close(ad1816a_t *chip, unsigned int mode)
+static void snd_ad1816a_close(struct snd_ad1816a *chip, unsigned int mode)
 {
        unsigned long flags;
 
@@ -178,8 +174,8 @@ static void snd_ad1816a_close(ad1816a_t *chip, unsigned int mode)
 }
 
 
-static int snd_ad1816a_trigger(ad1816a_t *chip, unsigned char what,
-                              int channel, int cmd)
+static int snd_ad1816a_trigger(struct snd_ad1816a *chip, unsigned char what,
+                              int channel, int cmd, int iscapture)
 {
        int error = 0;
 
@@ -188,10 +184,14 @@ static int snd_ad1816a_trigger(ad1816a_t *chip, unsigned char what,
        case SNDRV_PCM_TRIGGER_STOP:
                spin_lock(&chip->lock);
                cmd = (cmd == SNDRV_PCM_TRIGGER_START) ? 0xff: 0x00;
-               if (what & AD1816A_PLAYBACK_ENABLE)
+               /* if (what & AD1816A_PLAYBACK_ENABLE) */
+               /* That is not valid, because playback and capture enable
+                * are the same bit pattern, just to different addresses
+                */
+               if (! iscapture)
                        snd_ad1816a_out_mask(chip, AD1816A_PLAYBACK_CONFIG,
                                AD1816A_PLAYBACK_ENABLE, cmd);
-               if (what & AD1816A_CAPTURE_ENABLE)
+               else
                        snd_ad1816a_out_mask(chip, AD1816A_CAPTURE_CONFIG,
                                AD1816A_CAPTURE_ENABLE, cmd);
                spin_unlock(&chip->lock);
@@ -204,37 +204,37 @@ static int snd_ad1816a_trigger(ad1816a_t *chip, unsigned char what,
        return error;
 }
 
-static int snd_ad1816a_playback_trigger(snd_pcm_substream_t *substream, int cmd)
+static int snd_ad1816a_playback_trigger(struct snd_pcm_substream *substream, int cmd)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
        return snd_ad1816a_trigger(chip, AD1816A_PLAYBACK_ENABLE,
-               SNDRV_PCM_STREAM_PLAYBACK, cmd);
+                                  SNDRV_PCM_STREAM_PLAYBACK, cmd, 0);
 }
 
-static int snd_ad1816a_capture_trigger(snd_pcm_substream_t *substream, int cmd)
+static int snd_ad1816a_capture_trigger(struct snd_pcm_substream *substream, int cmd)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
        return snd_ad1816a_trigger(chip, AD1816A_CAPTURE_ENABLE,
-               SNDRV_PCM_STREAM_CAPTURE, cmd);
+                                  SNDRV_PCM_STREAM_CAPTURE, cmd, 1);
 }
 
-static int snd_ad1816a_hw_params(snd_pcm_substream_t * substream,
-                                snd_pcm_hw_params_t * hw_params)
+static int snd_ad1816a_hw_params(struct snd_pcm_substream *substream,
+                                struct snd_pcm_hw_params *hw_params)
 {
        return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 }
 
-static int snd_ad1816a_hw_free(snd_pcm_substream_t * substream)
+static int snd_ad1816a_hw_free(struct snd_pcm_substream *substream)
 {
        return snd_pcm_lib_free_pages(substream);
 }
 
-static int snd_ad1816a_playback_prepare(snd_pcm_substream_t *substream)
+static int snd_ad1816a_playback_prepare(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
        unsigned long flags;
-       snd_pcm_runtime_t *runtime = substream->runtime;
-       unsigned int size;
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       unsigned int size, rate;
 
        spin_lock_irqsave(&chip->lock, flags);
 
@@ -245,7 +245,10 @@ static int snd_ad1816a_playback_prepare(snd_pcm_substream_t *substream)
        snd_dma_program(chip->dma1, runtime->dma_addr, size,
                        DMA_MODE_WRITE | DMA_AUTOINIT);
 
-       snd_ad1816a_write(chip, AD1816A_PLAYBACK_SAMPLE_RATE, runtime->rate);
+       rate = runtime->rate;
+       if (chip->clock_freq)
+               rate = (rate * 33000) / chip->clock_freq;
+       snd_ad1816a_write(chip, AD1816A_PLAYBACK_SAMPLE_RATE, rate);
        snd_ad1816a_out_mask(chip, AD1816A_PLAYBACK_CONFIG,
                AD1816A_FMT_ALL | AD1816A_FMT_STEREO,
                snd_ad1816a_get_format(chip, runtime->format,
@@ -258,12 +261,12 @@ static int snd_ad1816a_playback_prepare(snd_pcm_substream_t *substream)
        return 0;
 }
 
-static int snd_ad1816a_capture_prepare(snd_pcm_substream_t *substream)
+static int snd_ad1816a_capture_prepare(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
        unsigned long flags;
-       snd_pcm_runtime_t *runtime = substream->runtime;
-       unsigned int size;
+       struct snd_pcm_runtime *runtime = substream->runtime;
+       unsigned int size, rate;
 
        spin_lock_irqsave(&chip->lock, flags);
 
@@ -274,7 +277,10 @@ static int snd_ad1816a_capture_prepare(snd_pcm_substream_t *substream)
        snd_dma_program(chip->dma2, runtime->dma_addr, size,
                        DMA_MODE_READ | DMA_AUTOINIT);
 
-       snd_ad1816a_write(chip, AD1816A_CAPTURE_SAMPLE_RATE, runtime->rate);
+       rate = runtime->rate;
+       if (chip->clock_freq)
+               rate = (rate * 33000) / chip->clock_freq;
+       snd_ad1816a_write(chip, AD1816A_CAPTURE_SAMPLE_RATE, rate);
        snd_ad1816a_out_mask(chip, AD1816A_CAPTURE_CONFIG,
                AD1816A_FMT_ALL | AD1816A_FMT_STEREO,
                snd_ad1816a_get_format(chip, runtime->format,
@@ -288,9 +294,9 @@ static int snd_ad1816a_capture_prepare(snd_pcm_substream_t *substream)
 }
 
 
-static snd_pcm_uframes_t snd_ad1816a_playback_pointer(snd_pcm_substream_t *substream)
+static snd_pcm_uframes_t snd_ad1816a_playback_pointer(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
        size_t ptr;
        if (!(chip->mode & AD1816A_MODE_PLAYBACK))
                return 0;
@@ -298,9 +304,9 @@ static snd_pcm_uframes_t snd_ad1816a_playback_pointer(snd_pcm_substream_t *subst
        return bytes_to_frames(substream->runtime, ptr);
 }
 
-static snd_pcm_uframes_t snd_ad1816a_capture_pointer(snd_pcm_substream_t *substream)
+static snd_pcm_uframes_t snd_ad1816a_capture_pointer(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
        size_t ptr;
        if (!(chip->mode & AD1816A_MODE_CAPTURE))
                return 0;
@@ -309,9 +315,9 @@ static snd_pcm_uframes_t snd_ad1816a_capture_pointer(snd_pcm_substream_t *substr
 }
 
 
-static irqreturn_t snd_ad1816a_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_ad1816a_interrupt(int irq, void *dev_id)
 {
-       ad1816a_t *chip = dev_id;
+       struct snd_ad1816a *chip = dev_id;
        unsigned char status;
 
        spin_lock(&chip->lock);
@@ -334,7 +340,7 @@ static irqreturn_t snd_ad1816a_interrupt(int irq, void *dev_id, struct pt_regs *
 }
 
 
-static snd_pcm_hardware_t snd_ad1816a_playback = {
+static struct snd_pcm_hardware snd_ad1816a_playback = {
        .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
                                 SNDRV_PCM_INFO_MMAP_VALID),
        .formats =              (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
@@ -353,7 +359,7 @@ static snd_pcm_hardware_t snd_ad1816a_playback = {
        .fifo_size =            0,
 };
 
-static snd_pcm_hardware_t snd_ad1816a_capture = {
+static struct snd_pcm_hardware snd_ad1816a_capture = {
        .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
                                 SNDRV_PCM_INFO_MMAP_VALID),
        .formats =              (SNDRV_PCM_FMTBIT_MU_LAW | SNDRV_PCM_FMTBIT_A_LAW |
@@ -372,32 +378,33 @@ static snd_pcm_hardware_t snd_ad1816a_capture = {
        .fifo_size =            0,
 };
 
-static int snd_ad1816a_timer_close(snd_timer_t *timer)
+#if 0 /* not used now */
+static int snd_ad1816a_timer_close(struct snd_timer *timer)
 {
-       ad1816a_t *chip = snd_timer_chip(timer);
+       struct snd_ad1816a *chip = snd_timer_chip(timer);
        snd_ad1816a_close(chip, AD1816A_MODE_TIMER);
        return 0;
 }
 
-static int snd_ad1816a_timer_open(snd_timer_t *timer)
+static int snd_ad1816a_timer_open(struct snd_timer *timer)
 {
-       ad1816a_t *chip = snd_timer_chip(timer);
+       struct snd_ad1816a *chip = snd_timer_chip(timer);
        snd_ad1816a_open(chip, AD1816A_MODE_TIMER);
        return 0;
 }
 
-static unsigned long snd_ad1816a_timer_resolution(snd_timer_t *timer)
+static unsigned long snd_ad1816a_timer_resolution(struct snd_timer *timer)
 {
        snd_assert(timer != NULL, return 0);
 
        return 10000;
 }
 
-static int snd_ad1816a_timer_start(snd_timer_t *timer)
+static int snd_ad1816a_timer_start(struct snd_timer *timer)
 {
        unsigned short bits;
        unsigned long flags;
-       ad1816a_t *chip = snd_timer_chip(timer);
+       struct snd_ad1816a *chip = snd_timer_chip(timer);
        spin_lock_irqsave(&chip->lock, flags);
        bits = snd_ad1816a_read(chip, AD1816A_INTERRUPT_ENABLE);
 
@@ -412,10 +419,10 @@ static int snd_ad1816a_timer_start(snd_timer_t *timer)
        return 0;
 }
 
-static int snd_ad1816a_timer_stop(snd_timer_t *timer)
+static int snd_ad1816a_timer_stop(struct snd_timer *timer)
 {
        unsigned long flags;
-       ad1816a_t *chip = snd_timer_chip(timer);
+       struct snd_ad1816a *chip = snd_timer_chip(timer);
        spin_lock_irqsave(&chip->lock, flags);
 
        snd_ad1816a_write_mask(chip, AD1816A_INTERRUPT_ENABLE,
@@ -425,7 +432,7 @@ static int snd_ad1816a_timer_stop(snd_timer_t *timer)
        return 0;
 }
 
-static struct _snd_timer_hardware snd_ad1816a_timer_table = {
+static struct snd_timer_hardware snd_ad1816a_timer_table = {
        .flags =        SNDRV_TIMER_HW_AUTO,
        .resolution =   10000,
        .ticks =        65535,
@@ -435,12 +442,13 @@ static struct _snd_timer_hardware snd_ad1816a_timer_table = {
        .start =        snd_ad1816a_timer_start,
        .stop =         snd_ad1816a_timer_stop,
 };
+#endif /* not used now */
 
 
-static int snd_ad1816a_playback_open(snd_pcm_substream_t *substream)
+static int snd_ad1816a_playback_open(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
        int error;
 
        if ((error = snd_ad1816a_open(chip, AD1816A_MODE_PLAYBACK)) < 0)
@@ -453,10 +461,10 @@ static int snd_ad1816a_playback_open(snd_pcm_substream_t *substream)
        return 0;
 }
 
-static int snd_ad1816a_capture_open(snd_pcm_substream_t *substream)
+static int snd_ad1816a_capture_open(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
-       snd_pcm_runtime_t *runtime = substream->runtime;
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
+       struct snd_pcm_runtime *runtime = substream->runtime;
        int error;
 
        if ((error = snd_ad1816a_open(chip, AD1816A_MODE_CAPTURE)) < 0)
@@ -469,18 +477,18 @@ static int snd_ad1816a_capture_open(snd_pcm_substream_t *substream)
        return 0;
 }
 
-static int snd_ad1816a_playback_close(snd_pcm_substream_t *substream)
+static int snd_ad1816a_playback_close(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
 
        chip->playback_substream = NULL;
        snd_ad1816a_close(chip, AD1816A_MODE_PLAYBACK);
        return 0;
 }
 
-static int snd_ad1816a_capture_close(snd_pcm_substream_t *substream)
+static int snd_ad1816a_capture_close(struct snd_pcm_substream *substream)
 {
-       ad1816a_t *chip = snd_pcm_substream_chip(substream);
+       struct snd_ad1816a *chip = snd_pcm_substream_chip(substream);
 
        chip->capture_substream = NULL;
        snd_ad1816a_close(chip, AD1816A_MODE_CAPTURE);
@@ -488,7 +496,7 @@ static int snd_ad1816a_capture_close(snd_pcm_substream_t *substream)
 }
 
 
-static void snd_ad1816a_init(ad1816a_t *chip)
+static void __devinit snd_ad1816a_init(struct snd_ad1816a *chip)
 {
        unsigned long flags;
 
@@ -508,7 +516,7 @@ static void snd_ad1816a_init(ad1816a_t *chip)
        spin_unlock_irqrestore(&chip->lock, flags);
 }
 
-static int snd_ad1816a_probe(ad1816a_t *chip)
+static int __devinit snd_ad1816a_probe(struct snd_ad1816a *chip)
 {
        unsigned long flags;
 
@@ -532,12 +540,9 @@ static int snd_ad1816a_probe(ad1816a_t *chip)
        return 0;
 }
 
-static int snd_ad1816a_free(ad1816a_t *chip)
+static int snd_ad1816a_free(struct snd_ad1816a *chip)
 {
-       if (chip->res_port) {
-               release_resource(chip->res_port);
-               kfree_nocheck(chip->res_port);
-       }
+       release_and_free_resource(chip->res_port);
        if (chip->irq >= 0)
                free_irq(chip->irq, (void *) chip);
        if (chip->dma1 >= 0) {
@@ -552,13 +557,13 @@ static int snd_ad1816a_free(ad1816a_t *chip)
        return 0;
 }
 
-static int snd_ad1816a_dev_free(snd_device_t *device)
+static int snd_ad1816a_dev_free(struct snd_device *device)
 {
-       ad1816a_t *chip = device->device_data;
+       struct snd_ad1816a *chip = device->device_data;
        return snd_ad1816a_free(chip);
 }
 
-static const char *snd_ad1816a_chip_id(ad1816a_t *chip)
+static const char __devinit *snd_ad1816a_chip_id(struct snd_ad1816a *chip)
 {
        switch (chip->hardware) {
        case AD1816A_HW_AD1816A: return "AD1816A";
@@ -571,19 +576,19 @@ static const char *snd_ad1816a_chip_id(ad1816a_t *chip)
        }
 }
 
-int snd_ad1816a_create(snd_card_t *card,
-                      unsigned long port, int irq, int dma1, int dma2,
-                      ad1816a_t **rchip)
+int __devinit snd_ad1816a_create(struct snd_card *card,
+                                unsigned long port, int irq, int dma1, int dma2,
+                                struct snd_ad1816a **rchip)
 {
-        static snd_device_ops_t ops = {
+        static struct snd_device_ops ops = {
                .dev_free =     snd_ad1816a_dev_free,
        };
        int error;
-       ad1816a_t *chip;
+       struct snd_ad1816a *chip;
 
        *rchip = NULL;
 
-       chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
+       chip = kzalloc(sizeof(*chip), GFP_KERNEL);
        if (chip == NULL)
                return -ENOMEM;
        chip->irq = -1;
@@ -595,7 +600,7 @@ int snd_ad1816a_create(snd_card_t *card,
                snd_ad1816a_free(chip);
                return -EBUSY;
        }
-       if (request_irq(irq, snd_ad1816a_interrupt, SA_INTERRUPT, "AD1816A", (void *) chip)) {
+       if (request_irq(irq, snd_ad1816a_interrupt, IRQF_DISABLED, "AD1816A", (void *) chip)) {
                snd_printk(KERN_ERR "ad1816a: can't grab IRQ %d\n", irq);
                snd_ad1816a_free(chip);
                return -EBUSY;
@@ -635,7 +640,7 @@ int snd_ad1816a_create(snd_card_t *card,
        return 0;
 }
 
-static snd_pcm_ops_t snd_ad1816a_playback_ops = {
+static struct snd_pcm_ops snd_ad1816a_playback_ops = {
        .open =         snd_ad1816a_playback_open,
        .close =        snd_ad1816a_playback_close,
        .ioctl =        snd_pcm_lib_ioctl,
@@ -646,7 +651,7 @@ static snd_pcm_ops_t snd_ad1816a_playback_ops = {
        .pointer =      snd_ad1816a_playback_pointer,
 };
 
-static snd_pcm_ops_t snd_ad1816a_capture_ops = {
+static struct snd_pcm_ops snd_ad1816a_capture_ops = {
        .open =         snd_ad1816a_capture_open,
        .close =        snd_ad1816a_capture_close,
        .ioctl =        snd_pcm_lib_ioctl,
@@ -657,17 +662,10 @@ static snd_pcm_ops_t snd_ad1816a_capture_ops = {
        .pointer =      snd_ad1816a_capture_pointer,
 };
 
-static void snd_ad1816a_pcm_free(snd_pcm_t *pcm)
-{
-       ad1816a_t *chip = pcm->private_data;
-       chip->pcm = NULL;
-       snd_pcm_lib_preallocate_free_for_all(pcm);
-}
-
-int snd_ad1816a_pcm(ad1816a_t *chip, int device, snd_pcm_t **rpcm)
+int __devinit snd_ad1816a_pcm(struct snd_ad1816a *chip, int device, struct snd_pcm **rpcm)
 {
        int error;
-       snd_pcm_t *pcm;
+       struct snd_pcm *pcm;
 
        if ((error = snd_pcm_new(chip->card, "AD1816A", device, 1, 1, &pcm)))
                return error;
@@ -676,7 +674,6 @@ int snd_ad1816a_pcm(ad1816a_t *chip, int device, snd_pcm_t **rpcm)
        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ad1816a_capture_ops);
 
        pcm->private_data = chip;
-       pcm->private_free = snd_ad1816a_pcm_free;
        pcm->info_flags = (chip->dma1 == chip->dma2 ) ? SNDRV_PCM_INFO_JOINT_DUPLEX : 0;
 
        strcpy(pcm->name, snd_ad1816a_chip_id(chip));
@@ -692,16 +689,11 @@ int snd_ad1816a_pcm(ad1816a_t *chip, int device, snd_pcm_t **rpcm)
        return 0;
 }
 
-static void snd_ad1816a_timer_free(snd_timer_t *timer)
+#if 0 /* not used now */
+int __devinit snd_ad1816a_timer(struct snd_ad1816a *chip, int device, struct snd_timer **rtimer)
 {
-       ad1816a_t *chip = timer->private_data;
-       chip->timer = NULL;
-}
-
-int snd_ad1816a_timer(ad1816a_t *chip, int device, snd_timer_t **rtimer)
-{
-       snd_timer_t *timer;
-       snd_timer_id_t tid;
+       struct snd_timer *timer;
+       struct snd_timer_id tid;
        int error;
 
        tid.dev_class = SNDRV_TIMER_CLASS_CARD;
@@ -713,19 +705,19 @@ int snd_ad1816a_timer(ad1816a_t *chip, int device, snd_timer_t **rtimer)
                return error;
        strcpy(timer->name, snd_ad1816a_chip_id(chip));
        timer->private_data = chip;
-       timer->private_free = snd_ad1816a_timer_free;
        chip->timer = timer;
        timer->hw = snd_ad1816a_timer_table;
        if (rtimer)
                *rtimer = timer;
        return 0;
 }
+#endif /* not used now */
 
 /*
  *
  */
 
-static int snd_ad1816a_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+static int snd_ad1816a_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
        static char *texts[8] = {
                "Line", "Mix", "CD", "Synth", "Video",
@@ -741,9 +733,9 @@ static int snd_ad1816a_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *
        return 0;
 }
 
-static int snd_ad1816a_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ad1816a_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
-       ad1816a_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
        unsigned long flags;
        unsigned short val;
        
@@ -755,9 +747,9 @@ static int snd_ad1816a_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t *
        return 0;
 }
 
-static int snd_ad1816a_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ad1816a_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
-       ad1816a_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
        unsigned long flags;
        unsigned short val;
        int change;
@@ -774,12 +766,19 @@ static int snd_ad1816a_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t *
        return change;
 }
 
+#define AD1816A_SINGLE_TLV(xname, reg, shift, mask, invert, xtlv)      \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+  .name = xname, .info = snd_ad1816a_info_single, \
+  .get = snd_ad1816a_get_single, .put = snd_ad1816a_put_single, \
+  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
+  .tlv = { .p = (xtlv) } }
 #define AD1816A_SINGLE(xname, reg, shift, mask, invert) \
 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ad1816a_info_single, \
   .get = snd_ad1816a_get_single, .put = snd_ad1816a_put_single, \
   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
 
-static int snd_ad1816a_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+static int snd_ad1816a_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
        int mask = (kcontrol->private_value >> 16) & 0xff;
 
@@ -790,9 +789,9 @@ static int snd_ad1816a_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t
        return 0;
 }
 
-static int snd_ad1816a_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ad1816a_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
-       ad1816a_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
        unsigned long flags;
        int reg = kcontrol->private_value & 0xff;
        int shift = (kcontrol->private_value >> 8) & 0xff;
@@ -807,9 +806,9 @@ static int snd_ad1816a_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_
        return 0;
 }
 
-static int snd_ad1816a_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ad1816a_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
-       ad1816a_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
        unsigned long flags;
        int reg = kcontrol->private_value & 0xff;
        int shift = (kcontrol->private_value >> 8) & 0xff;
@@ -831,12 +830,20 @@ static int snd_ad1816a_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_
        return change;
 }
 
+#define AD1816A_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
+  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+  .name = xname, .info = snd_ad1816a_info_double,              \
+  .get = snd_ad1816a_get_double, .put = snd_ad1816a_put_double, \
+  .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \
+  .tlv = { .p = (xtlv) } }
+
 #define AD1816A_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ad1816a_info_double, \
   .get = snd_ad1816a_get_double, .put = snd_ad1816a_put_double, \
   .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
 
-static int snd_ad1816a_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+static int snd_ad1816a_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
 {
        int mask = (kcontrol->private_value >> 16) & 0xff;
 
@@ -847,9 +854,9 @@ static int snd_ad1816a_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t
        return 0;
 }
 
-static int snd_ad1816a_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ad1816a_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
-       ad1816a_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
        unsigned long flags;
        int reg = kcontrol->private_value & 0xff;
        int shift_left = (kcontrol->private_value >> 8) & 0x0f;
@@ -870,9 +877,9 @@ static int snd_ad1816a_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_
        return 0;
 }
 
-static int snd_ad1816a_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+static int snd_ad1816a_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
-       ad1816a_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_ad1816a *chip = snd_kcontrol_chip(kcontrol);
        unsigned long flags;
        int reg = kcontrol->private_value & 0xff;
        int shift_left = (kcontrol->private_value >> 8) & 0x0f;
@@ -899,28 +906,44 @@ static int snd_ad1816a_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_
        return change;
 }
 
-static snd_kcontrol_new_t snd_ad1816a_controls[] = {
+static DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
+static DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
+static DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
+static DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
+static DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
+
+static struct snd_kcontrol_new snd_ad1816a_controls[] __devinitdata = {
 AD1816A_DOUBLE("Master Playback Switch", AD1816A_MASTER_ATT, 15, 7, 1, 1),
-AD1816A_DOUBLE("Master Playback Volume", AD1816A_MASTER_ATT, 8, 0, 31, 1),
+AD1816A_DOUBLE_TLV("Master Playback Volume", AD1816A_MASTER_ATT, 8, 0, 31, 1,
+                  db_scale_5bit),
 AD1816A_DOUBLE("PCM Playback Switch", AD1816A_VOICE_ATT, 15, 7, 1, 1),
-AD1816A_DOUBLE("PCM Playback Volume", AD1816A_VOICE_ATT, 8, 0, 63, 1),
+AD1816A_DOUBLE_TLV("PCM Playback Volume", AD1816A_VOICE_ATT, 8, 0, 63, 1,
+                  db_scale_6bit),
 AD1816A_DOUBLE("Line Playback Switch", AD1816A_LINE_GAIN_ATT, 15, 7, 1, 1),
-AD1816A_DOUBLE("Line Playback Volume", AD1816A_LINE_GAIN_ATT, 8, 0, 31, 1),
+AD1816A_DOUBLE_TLV("Line Playback Volume", AD1816A_LINE_GAIN_ATT, 8, 0, 31, 1,
+                  db_scale_5bit_12db_max),
 AD1816A_DOUBLE("CD Playback Switch", AD1816A_CD_GAIN_ATT, 15, 7, 1, 1),
-AD1816A_DOUBLE("CD Playback Volume", AD1816A_CD_GAIN_ATT, 8, 0, 31, 1),
+AD1816A_DOUBLE_TLV("CD Playback Volume", AD1816A_CD_GAIN_ATT, 8, 0, 31, 1,
+                  db_scale_5bit_12db_max),
 AD1816A_DOUBLE("Synth Playback Switch", AD1816A_SYNTH_GAIN_ATT, 15, 7, 1, 1),
-AD1816A_DOUBLE("Synth Playback Volume", AD1816A_SYNTH_GAIN_ATT, 8, 0, 31, 1),
+AD1816A_DOUBLE_TLV("Synth Playback Volume", AD1816A_SYNTH_GAIN_ATT, 8, 0, 31, 1,
+                  db_scale_5bit_12db_max),
 AD1816A_DOUBLE("FM Playback Switch", AD1816A_FM_ATT, 15, 7, 1, 1),
-AD1816A_DOUBLE("FM Playback Volume", AD1816A_FM_ATT, 8, 0, 63, 1),
+AD1816A_DOUBLE_TLV("FM Playback Volume", AD1816A_FM_ATT, 8, 0, 63, 1,
+                  db_scale_6bit),
 AD1816A_SINGLE("Mic Playback Switch", AD1816A_MIC_GAIN_ATT, 15, 1, 1),
-AD1816A_SINGLE("Mic Playback Volume", AD1816A_MIC_GAIN_ATT, 8, 31, 1),
+AD1816A_SINGLE_TLV("Mic Playback Volume", AD1816A_MIC_GAIN_ATT, 8, 31, 1,
+                  db_scale_5bit_12db_max),
 AD1816A_SINGLE("Mic Boost", AD1816A_MIC_GAIN_ATT, 14, 1, 0),
 AD1816A_DOUBLE("Video Playback Switch", AD1816A_VID_GAIN_ATT, 15, 7, 1, 1),
-AD1816A_DOUBLE("Video Playback Volume", AD1816A_VID_GAIN_ATT, 8, 0, 31, 1),
+AD1816A_DOUBLE_TLV("Video Playback Volume", AD1816A_VID_GAIN_ATT, 8, 0, 31, 1,
+                  db_scale_5bit_12db_max),
 AD1816A_SINGLE("Phone Capture Switch", AD1816A_PHONE_IN_GAIN_ATT, 15, 1, 1),
-AD1816A_SINGLE("Phone Capture Volume", AD1816A_PHONE_IN_GAIN_ATT, 0, 15, 1),
+AD1816A_SINGLE_TLV("Phone Capture Volume", AD1816A_PHONE_IN_GAIN_ATT, 0, 15, 1,
+                  db_scale_4bit),
 AD1816A_SINGLE("Phone Playback Switch", AD1816A_PHONE_OUT_ATT, 7, 1, 1),
-AD1816A_SINGLE("Phone Playback Volume", AD1816A_PHONE_OUT_ATT, 0, 31, 1),
+AD1816A_SINGLE_TLV("Phone Playback Volume", AD1816A_PHONE_OUT_ATT, 0, 31, 1,
+                  db_scale_5bit),
 {
        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
        .name = "Capture Source",
@@ -929,14 +952,15 @@ AD1816A_SINGLE("Phone Playback Volume", AD1816A_PHONE_OUT_ATT, 0, 31, 1),
        .put = snd_ad1816a_put_mux,
 },
 AD1816A_DOUBLE("Capture Switch", AD1816A_ADC_PGA, 15, 7, 1, 1),
-AD1816A_DOUBLE("Capture Volume", AD1816A_ADC_PGA, 8, 0, 15, 0),
+AD1816A_DOUBLE_TLV("Capture Volume", AD1816A_ADC_PGA, 8, 0, 15, 0,
+                  db_scale_rec_gain),
 AD1816A_SINGLE("3D Control - Switch", AD1816A_3D_PHAT_CTRL, 15, 1, 1),
 AD1816A_SINGLE("3D Control - Level", AD1816A_3D_PHAT_CTRL, 0, 15, 0),
 };
                                         
-int snd_ad1816a_mixer(ad1816a_t *chip)
+int __devinit snd_ad1816a_mixer(struct snd_ad1816a *chip)
 {
-       snd_card_t *card;
+       struct snd_card *card;
        unsigned int idx;
        int err;
 
@@ -952,19 +976,3 @@ int snd_ad1816a_mixer(ad1816a_t *chip)
        }
        return 0;
 }
-
-EXPORT_SYMBOL(snd_ad1816a_create);
-EXPORT_SYMBOL(snd_ad1816a_pcm);
-EXPORT_SYMBOL(snd_ad1816a_mixer);
-
-static int __init alsa_ad1816a_init(void)
-{
-       return 0;
-}
-
-static void __exit alsa_ad1816a_exit(void)
-{
-}
-
-module_init(alsa_ad1816a_init)
-module_exit(alsa_ad1816a_exit)