ALSA: ak4620 support, codec regs listed in proc
Pavel Hofman [Wed, 16 Sep 2009 20:25:36 +0000 (22:25 +0200)]
* complete support for ak4620
* codec regs listed in proc for all codecs/chips
* adding total regs for each codec
* fixing nb. of steps in input attenuation controls

Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

include/sound/ak4xxx-adda.h
sound/i2c/other/ak4xxx-adda.c
sound/pci/ice1712/juli.c

index 891cf1a..030b87c 100644 (file)
@@ -68,7 +68,7 @@ struct snd_akm4xxx {
        enum {
                SND_AK4524, SND_AK4528, SND_AK4529,
                SND_AK4355, SND_AK4358, SND_AK4381,
-               SND_AK5365
+               SND_AK5365, SND_AK4620,
        } type;
 
        /* (array) information of combined codecs */
@@ -76,6 +76,9 @@ struct snd_akm4xxx {
        const struct snd_akm4xxx_adc_channel *adc_info;
 
        struct snd_ak4xxx_ops ops;
+       unsigned int num_chips;
+       unsigned int total_regs;
+       const char *name;
 };
 
 void snd_akm4xxx_write(struct snd_akm4xxx *ak, int chip, unsigned char reg,
index ee47aba..1adb8a3 100644 (file)
@@ -19,7 +19,7 @@
  *   along with this program; if not, write to the Free Software
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  *
- */      
+ */
 
 #include <asm/io.h>
 #include <linux/delay.h>
@@ -29,6 +29,7 @@
 #include <sound/control.h>
 #include <sound/tlv.h>
 #include <sound/ak4xxx-adda.h>
+#include <sound/info.h>
 
 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>");
 MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx  AD/DA converters");
@@ -52,26 +53,21 @@ EXPORT_SYMBOL(snd_akm4xxx_write);
 static void ak4524_reset(struct snd_akm4xxx *ak, int state)
 {
        unsigned int chip;
-       unsigned char reg, maxreg;
+       unsigned char reg;
 
-       if (ak->type == SND_AK4528)
-               maxreg = 0x06;
-       else
-               maxreg = 0x08;
        for (chip = 0; chip < ak->num_dacs/2; chip++) {
                snd_akm4xxx_write(ak, chip, 0x01, state ? 0x00 : 0x03);
                if (state)
                        continue;
                /* DAC volumes */
-               for (reg = 0x04; reg < maxreg; reg++)
+               for (reg = 0x04; reg < ak->total_regs; reg++)
                        snd_akm4xxx_write(ak, chip, reg,
                                          snd_akm4xxx_get(ak, chip, reg));
        }
 }
 
 /* reset procedure for AK4355 and AK4358 */
-static void ak435X_reset(struct snd_akm4xxx *ak, int state,
-               unsigned char total_regs)
+static void ak435X_reset(struct snd_akm4xxx *ak, int state)
 {
        unsigned char reg;
 
@@ -79,7 +75,7 @@ static void ak435X_reset(struct snd_akm4xxx *ak, int state,
                snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
                return;
        }
-       for (reg = 0x00; reg < total_regs; reg++)
+       for (reg = 0x00; reg < ak->total_regs; reg++)
                if (reg != 0x01)
                        snd_akm4xxx_write(ak, 0, reg,
                                          snd_akm4xxx_get(ak, 0, reg));
@@ -91,12 +87,11 @@ static void ak4381_reset(struct snd_akm4xxx *ak, int state)
 {
        unsigned int chip;
        unsigned char reg;
-
        for (chip = 0; chip < ak->num_dacs/2; chip++) {
                snd_akm4xxx_write(ak, chip, 0x00, state ? 0x0c : 0x0f);
                if (state)
                        continue;
-               for (reg = 0x01; reg < 0x05; reg++)
+               for (reg = 0x01; reg < ak->total_regs; reg++)
                        snd_akm4xxx_write(ak, chip, reg,
                                          snd_akm4xxx_get(ak, chip, reg));
        }
@@ -113,16 +108,17 @@ void snd_akm4xxx_reset(struct snd_akm4xxx *ak, int state)
        switch (ak->type) {
        case SND_AK4524:
        case SND_AK4528:
+       case SND_AK4620:
                ak4524_reset(ak, state);
                break;
        case SND_AK4529:
                /* FIXME: needed for ak4529? */
                break;
        case SND_AK4355:
-               ak435X_reset(ak, state, 0x0b);
+               ak435X_reset(ak, state);
                break;
        case SND_AK4358:
-               ak435X_reset(ak, state, 0x10);
+               ak435X_reset(ak, state);
                break;
        case SND_AK4381:
                ak4381_reset(ak, state);
@@ -139,7 +135,7 @@ EXPORT_SYMBOL(snd_akm4xxx_reset);
  * Volume conversion table for non-linear volumes
  * from -63.5dB (mute) to 0dB step 0.5dB
  *
- * Used for AK4524 input/ouput attenuation, AK4528, and
+ * Used for AK4524/AK4620 input/ouput attenuation, AK4528, and
  * AK5365 input attenuation
  */
 static const unsigned char vol_cvt_datt[128] = {
@@ -259,8 +255,22 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak)
                0x00, 0x0f, /* 0: power-up, un-reset */
                0xff, 0xff
        };
+       static const unsigned char inits_ak4620[] = {
+               0x00, 0x07, /* 0: normal */
+               0x01, 0x00, /* 0: reset */
+               0x01, 0x02, /* 1: RSTAD */
+               0x01, 0x03, /* 1: RSTDA */
+               0x01, 0x0f, /* 1: normal */
+               0x02, 0x60, /* 2: 24bit I2S */
+               0x03, 0x01, /* 3: deemphasis off */
+               0x04, 0x00, /* 4: LIN muted */
+               0x05, 0x00, /* 5: RIN muted */
+               0x06, 0x00, /* 6: LOUT muted */
+               0x07, 0x00, /* 7: ROUT muted */
+               0xff, 0xff
+       };
 
-       int chip, num_chips;
+       int chip;
        const unsigned char *ptr, *inits;
        unsigned char reg, data;
 
@@ -270,42 +280,64 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak)
        switch (ak->type) {
        case SND_AK4524:
                inits = inits_ak4524;
-               num_chips = ak->num_dacs / 2;
+               ak->num_chips = ak->num_dacs / 2;
+               ak->name = "ak4524";
+               ak->total_regs = 0x08;
                break;
        case SND_AK4528:
                inits = inits_ak4528;
-               num_chips = ak->num_dacs / 2;
+               ak->num_chips = ak->num_dacs / 2;
+               ak->name = "ak4528";
+               ak->total_regs = 0x06;
                break;
        case SND_AK4529:
                inits = inits_ak4529;
-               num_chips = 1;
+               ak->num_chips = 1;
+               ak->name = "ak4529";
+               ak->total_regs = 0x0d;
                break;
        case SND_AK4355:
                inits = inits_ak4355;
-               num_chips = 1;
+               ak->num_chips = 1;
+               ak->name = "ak4355";
+               ak->total_regs = 0x0b;
                break;
        case SND_AK4358:
                inits = inits_ak4358;
-               num_chips = 1;
+               ak->num_chips = 1;
+               ak->name = "ak4358";
+               ak->total_regs = 0x10;
                break;
        case SND_AK4381:
                inits = inits_ak4381;
-               num_chips = ak->num_dacs / 2;
+               ak->num_chips = ak->num_dacs / 2;
+               ak->name = "ak4381";
+               ak->total_regs = 0x05;
                break;
        case SND_AK5365:
                /* FIXME: any init sequence? */
+               ak->num_chips = 1;
+               ak->name = "ak5365";
+               ak->total_regs = 0x08;
                return;
+       case SND_AK4620:
+               inits = inits_ak4620;
+               ak->num_chips = ak->num_dacs / 2;
+               ak->name = "ak4620";
+               ak->total_regs = 0x08;
+               break;
        default:
                snd_BUG();
                return;
        }
 
-       for (chip = 0; chip < num_chips; chip++) {
+       for (chip = 0; chip < ak->num_chips; chip++) {
                ptr = inits;
                while (*ptr != 0xff) {
                        reg = *ptr++;
                        data = *ptr++;
                        snd_akm4xxx_write(ak, chip, reg, data);
+                       udelay(10);
                }
        }
 }
@@ -688,6 +720,12 @@ static int build_dac_controls(struct snd_akm4xxx *ak)
                                AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255);
                        knew.tlv.p = db_scale_linear;
                        break;
+               case SND_AK4620:
+                       /* register 6 & 7 */
+                       knew.private_value =
+                               AK_COMPOSE(idx/2, (idx%2) + 6, 0, 255);
+                       knew.tlv.p = db_scale_linear;
+                       break;
                default:
                        return -EINVAL;
                }
@@ -704,10 +742,12 @@ static int build_dac_controls(struct snd_akm4xxx *ak)
 
 static int build_adc_controls(struct snd_akm4xxx *ak)
 {
-       int idx, err, mixer_ch, num_stereo;
+       int idx, err, mixer_ch, num_stereo, max_steps;
        struct snd_kcontrol_new knew;
 
        mixer_ch = 0;
+       if (ak->type == SND_AK4528)
+               return 0;       /* no controls */
        for (idx = 0; idx < ak->num_adcs;) {
                memset(&knew, 0, sizeof(knew));
                if (! ak->adc_info || ! ak->adc_info[mixer_ch].name) {
@@ -733,13 +773,12 @@ static int build_adc_controls(struct snd_akm4xxx *ak)
                }
                /* register 4 & 5 */
                if (ak->type == SND_AK5365)
-                       knew.private_value =
-                               AK_COMPOSE(idx/2, (idx%2) + 4, 0, 151) |
-                               AK_VOL_CVT | AK_IPGA;
+                       max_steps = 152;
                else
-                       knew.private_value =
-                               AK_COMPOSE(idx/2, (idx%2) + 4, 0, 163) |
-                               AK_VOL_CVT | AK_IPGA;
+                       max_steps = 164;
+               knew.private_value =
+                       AK_COMPOSE(idx/2, (idx%2) + 4, 0, max_steps) |
+                       AK_VOL_CVT | AK_IPGA;
                knew.tlv.p = db_scale_vol_datt;
                err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak));
                if (err < 0)
@@ -808,6 +847,7 @@ static int build_deemphasis(struct snd_akm4xxx *ak, int num_emphs)
                switch (ak->type) {
                case SND_AK4524:
                case SND_AK4528:
+               case SND_AK4620:
                        /* register 3 */
                        knew.private_value = AK_COMPOSE(idx, 3, 0, 0);
                        break;
@@ -834,6 +874,35 @@ static int build_deemphasis(struct snd_akm4xxx *ak, int num_emphs)
        return 0;
 }
 
+#ifdef CONFIG_PROC_FS
+static void proc_regs_read(struct snd_info_entry *entry,
+               struct snd_info_buffer *buffer)
+{
+       struct snd_akm4xxx *ak = (struct snd_akm4xxx *)entry->private_data;
+       int reg, val, chip;
+       for (chip = 0; chip < ak->num_chips; chip++) {
+               for (reg = 0; reg < ak->total_regs; reg++) {
+                       val =  snd_akm4xxx_get(ak, chip, reg);
+                       snd_iprintf(buffer, "chip %d: 0x%02x = 0x%02x\n", chip,
+                                       reg, val);
+               }
+       }
+}
+
+static int proc_init(struct snd_akm4xxx *ak)
+{
+       struct snd_info_entry *entry;
+       int err;
+       err = snd_card_proc_new(ak->card, ak->name, &entry);
+       if (err < 0)
+               return err;
+       snd_info_set_text_ops(entry, ak, proc_regs_read);
+       return 0;
+}
+#else /* !CONFIG_PROC_FS */
+static int proc_init(struct snd_akm4xxx *ak) {}
+#endif
+
 int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
 {
        int err, num_emphs;
@@ -845,18 +914,21 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)
        err = build_adc_controls(ak);
        if (err < 0)
                return err;
-
        if (ak->type == SND_AK4355 || ak->type == SND_AK4358)
                num_emphs = 1;
+       else if (ak->type == SND_AK4620)
+               num_emphs = 0;
        else
                num_emphs = ak->num_dacs / 2;
        err = build_deemphasis(ak, num_emphs);
        if (err < 0)
                return err;
+       err = proc_init(ak);
+       if (err < 0)
+               return err;
 
        return 0;
 }
-       
 EXPORT_SYMBOL(snd_akm4xxx_build_controls);
 
 static int __init alsa_akm4xxx_module_init(void)
index fd948bf..4789e8b 100644 (file)
@@ -412,25 +412,6 @@ static struct snd_kcontrol_new juli_mute_controls[] __devinitdata = {
        },
 };
 
-
-static void ak4358_proc_regs_read(struct snd_info_entry *entry,
-               struct snd_info_buffer *buffer)
-{
-       struct snd_ice1712 *ice = (struct snd_ice1712 *)entry->private_data;
-       int reg, val;
-       for (reg = 0; reg <= 0xf; reg++) {
-               val =  snd_akm4xxx_get(ice->akm, 0, reg);
-               snd_iprintf(buffer, "0x%02x = 0x%02x\n", reg, val);
-       }
-}
-
-static void ak4358_proc_init(struct snd_ice1712 *ice)
-{
-       struct snd_info_entry *entry;
-       if (!snd_card_proc_new(ice->card, "ak4358_codec", &entry))
-               snd_info_set_text_ops(entry, ice, ak4358_proc_regs_read);
-}
-
 static char *slave_vols[] __devinitdata = {
        PCM_VOLUME,
        MONITOR_AN_IN_VOLUME,
@@ -496,8 +477,6 @@ static int __devinit juli_add_controls(struct snd_ice1712 *ice)
        /* only capture SPDIF over AK4114 */
        err = snd_ak4114_build(spec->ak4114, NULL,
                        ice->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);
-
-       ak4358_proc_init(ice);
        if (err < 0)
                return err;
        return 0;