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Diffstat (limited to 'sound/i2c/other/ak4xxx-adda.c')
-rw-r--r--sound/i2c/other/ak4xxx-adda.c501
1 files changed, 501 insertions, 0 deletions
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c
new file mode 100644
index 000000000000..db2b7274a9d6
--- /dev/null
+++ b/sound/i2c/other/ak4xxx-adda.c
@@ -0,0 +1,501 @@
+/*
+ * ALSA driver for AK4524 / AK4528 / AK4529 / AK4355 / AK4358 / AK4381
+ * AD and DA converters
+ *
+ * Copyright (c) 2000-2004 Jaroslav Kysela <perex@suse.cz>,
+ * Takashi Iwai <tiwai@suse.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include <sound/driver.h>
+#include <asm/io.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <sound/core.h>
+#include <sound/control.h>
+#include <sound/ak4xxx-adda.h>
+
+MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Takashi Iwai <tiwai@suse.de>");
+MODULE_DESCRIPTION("Routines for control of AK452x / AK43xx AD/DA converters");
+MODULE_LICENSE("GPL");
+
+void snd_akm4xxx_write(akm4xxx_t *ak, int chip, unsigned char reg, unsigned char val)
+{
+ ak->ops.lock(ak, chip);
+ ak->ops.write(ak, chip, reg, val);
+
+ /* save the data */
+ if (ak->type == SND_AK4524 || ak->type == SND_AK4528) {
+ if ((reg != 0x04 && reg != 0x05) || (val & 0x80) == 0)
+ snd_akm4xxx_set(ak, chip, reg, val);
+ else
+ snd_akm4xxx_set_ipga(ak, chip, reg, val);
+ } else {
+ /* AK4529, or else */
+ snd_akm4xxx_set(ak, chip, reg, val);
+ }
+ ak->ops.unlock(ak, chip);
+}
+
+/*
+ * reset the AKM codecs
+ * @state: 1 = reset codec, 0 = restore the registers
+ *
+ * assert the reset operation and restores the register values to the chips.
+ */
+void snd_akm4xxx_reset(akm4xxx_t *ak, int state)
+{
+ unsigned int chip;
+ unsigned char reg;
+
+ switch (ak->type) {
+ case SND_AK4524:
+ case SND_AK4528:
+ 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 < (ak->type == SND_AK4528 ? 0x06 : 0x08); reg++)
+ snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg));
+ if (ak->type == SND_AK4528)
+ continue;
+ /* IPGA */
+ for (reg = 0x04; reg < 0x06; reg++)
+ snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get_ipga(ak, chip, reg));
+ }
+ break;
+ case SND_AK4529:
+ /* FIXME: needed for ak4529? */
+ break;
+ case SND_AK4355:
+ case SND_AK4358:
+ if (state) {
+ snd_akm4xxx_write(ak, 0, 0x01, 0x02); /* reset and soft-mute */
+ return;
+ }
+ for (reg = 0x00; reg < 0x0b; reg++)
+ if (reg != 0x01)
+ snd_akm4xxx_write(ak, 0, reg, snd_akm4xxx_get(ak, 0, reg));
+ snd_akm4xxx_write(ak, 0, 0x01, 0x01); /* un-reset, unmute */
+ break;
+ case SND_AK4381:
+ 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++)
+ snd_akm4xxx_write(ak, chip, reg, snd_akm4xxx_get(ak, chip, reg));
+ }
+ break;
+ }
+}
+
+/*
+ * initialize all the ak4xxx chips
+ */
+void snd_akm4xxx_init(akm4xxx_t *ak)
+{
+ static unsigned char inits_ak4524[] = {
+ 0x00, 0x07, /* 0: all power up */
+ 0x01, 0x00, /* 1: ADC/DAC reset */
+ 0x02, 0x60, /* 2: 24bit I2S */
+ 0x03, 0x19, /* 3: deemphasis off */
+ 0x01, 0x03, /* 1: ADC/DAC enable */
+ 0x04, 0x00, /* 4: ADC left muted */
+ 0x05, 0x00, /* 5: ADC right muted */
+ 0x04, 0x80, /* 4: ADC IPGA gain 0dB */
+ 0x05, 0x80, /* 5: ADC IPGA gain 0dB */
+ 0x06, 0x00, /* 6: DAC left muted */
+ 0x07, 0x00, /* 7: DAC right muted */
+ 0xff, 0xff
+ };
+ static unsigned char inits_ak4528[] = {
+ 0x00, 0x07, /* 0: all power up */
+ 0x01, 0x00, /* 1: ADC/DAC reset */
+ 0x02, 0x60, /* 2: 24bit I2S */
+ 0x03, 0x0d, /* 3: deemphasis off, turn LR highpass filters on */
+ 0x01, 0x03, /* 1: ADC/DAC enable */
+ 0x04, 0x00, /* 4: ADC left muted */
+ 0x05, 0x00, /* 5: ADC right muted */
+ 0xff, 0xff
+ };
+ static unsigned char inits_ak4529[] = {
+ 0x09, 0x01, /* 9: ATS=0, RSTN=1 */
+ 0x0a, 0x3f, /* A: all power up, no zero/overflow detection */
+ 0x00, 0x0c, /* 0: TDM=0, 24bit I2S, SMUTE=0 */
+ 0x01, 0x00, /* 1: ACKS=0, ADC, loop off */
+ 0x02, 0xff, /* 2: LOUT1 muted */
+ 0x03, 0xff, /* 3: ROUT1 muted */
+ 0x04, 0xff, /* 4: LOUT2 muted */
+ 0x05, 0xff, /* 5: ROUT2 muted */
+ 0x06, 0xff, /* 6: LOUT3 muted */
+ 0x07, 0xff, /* 7: ROUT3 muted */
+ 0x0b, 0xff, /* B: LOUT4 muted */
+ 0x0c, 0xff, /* C: ROUT4 muted */
+ 0x08, 0x55, /* 8: deemphasis all off */
+ 0xff, 0xff
+ };
+ static unsigned char inits_ak4355[] = {
+ 0x01, 0x02, /* 1: reset and soft-mute */
+ 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */
+ 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
+ // 0x02, 0x2e, /* quad speed */
+ 0x03, 0x01, /* 3: de-emphasis off */
+ 0x04, 0x00, /* 4: LOUT1 volume muted */
+ 0x05, 0x00, /* 5: ROUT1 volume muted */
+ 0x06, 0x00, /* 6: LOUT2 volume muted */
+ 0x07, 0x00, /* 7: ROUT2 volume muted */
+ 0x08, 0x00, /* 8: LOUT3 volume muted */
+ 0x09, 0x00, /* 9: ROUT3 volume muted */
+ 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
+ 0x01, 0x01, /* 1: un-reset, unmute */
+ 0xff, 0xff
+ };
+ static unsigned char inits_ak4358[] = {
+ 0x01, 0x02, /* 1: reset and soft-mute */
+ 0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect, disable DZF, sharp roll-off, RSTN#=0 */
+ 0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
+ // 0x02, 0x2e, /* quad speed */
+ 0x03, 0x01, /* 3: de-emphasis off */
+ 0x04, 0x00, /* 4: LOUT1 volume muted */
+ 0x05, 0x00, /* 5: ROUT1 volume muted */
+ 0x06, 0x00, /* 6: LOUT2 volume muted */
+ 0x07, 0x00, /* 7: ROUT2 volume muted */
+ 0x08, 0x00, /* 8: LOUT3 volume muted */
+ 0x09, 0x00, /* 9: ROUT3 volume muted */
+ 0x0b, 0x00, /* b: LOUT4 volume muted */
+ 0x0c, 0x00, /* c: ROUT4 volume muted */
+ 0x0a, 0x00, /* a: DATT speed=0, ignore DZF */
+ 0x01, 0x01, /* 1: un-reset, unmute */
+ 0xff, 0xff
+ };
+ static unsigned char inits_ak4381[] = {
+ 0x00, 0x0c, /* 0: mode3(i2s), disable auto-clock detect */
+ 0x01, 0x02, /* 1: de-emphasis off, normal speed, sharp roll-off, DZF off */
+ // 0x01, 0x12, /* quad speed */
+ 0x02, 0x00, /* 2: DZF disabled */
+ 0x03, 0x00, /* 3: LATT 0 */
+ 0x04, 0x00, /* 4: RATT 0 */
+ 0x00, 0x0f, /* 0: power-up, un-reset */
+ 0xff, 0xff
+ };
+
+ int chip, num_chips;
+ unsigned char *ptr, reg, data, *inits;
+
+ switch (ak->type) {
+ case SND_AK4524:
+ inits = inits_ak4524;
+ num_chips = ak->num_dacs / 2;
+ break;
+ case SND_AK4528:
+ inits = inits_ak4528;
+ num_chips = ak->num_dacs / 2;
+ break;
+ case SND_AK4529:
+ inits = inits_ak4529;
+ num_chips = 1;
+ break;
+ case SND_AK4355:
+ inits = inits_ak4355;
+ num_chips = 1;
+ break;
+ case SND_AK4358:
+ inits = inits_ak4358;
+ num_chips = 1;
+ break;
+ case SND_AK4381:
+ inits = inits_ak4381;
+ num_chips = ak->num_dacs / 2;
+ break;
+ default:
+ snd_BUG();
+ return;
+ }
+
+ for (chip = 0; chip < num_chips; chip++) {
+ ptr = inits;
+ while (*ptr != 0xff) {
+ reg = *ptr++;
+ data = *ptr++;
+ snd_akm4xxx_write(ak, chip, reg, data);
+ }
+ }
+}
+
+#define AK_GET_CHIP(val) (((val) >> 8) & 0xff)
+#define AK_GET_ADDR(val) ((val) & 0xff)
+#define AK_GET_SHIFT(val) (((val) >> 16) & 0x7f)
+#define AK_GET_INVERT(val) (((val) >> 23) & 1)
+#define AK_GET_MASK(val) (((val) >> 24) & 0xff)
+#define AK_COMPOSE(chip,addr,shift,mask) (((chip) << 8) | (addr) | ((shift) << 16) | ((mask) << 24))
+#define AK_INVERT (1<<23)
+
+static int snd_akm4xxx_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+{
+ unsigned int mask = AK_GET_MASK(kcontrol->private_value);
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = mask;
+ return 0;
+}
+
+static int snd_akm4xxx_volume_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+{
+ akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
+ int chip = AK_GET_CHIP(kcontrol->private_value);
+ int addr = AK_GET_ADDR(kcontrol->private_value);
+ int invert = AK_GET_INVERT(kcontrol->private_value);
+ unsigned int mask = AK_GET_MASK(kcontrol->private_value);
+ unsigned char val = snd_akm4xxx_get(ak, chip, addr);
+
+ ucontrol->value.integer.value[0] = invert ? mask - val : val;
+ return 0;
+}
+
+static int snd_akm4xxx_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+{
+ akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
+ int chip = AK_GET_CHIP(kcontrol->private_value);
+ int addr = AK_GET_ADDR(kcontrol->private_value);
+ int invert = AK_GET_INVERT(kcontrol->private_value);
+ unsigned int mask = AK_GET_MASK(kcontrol->private_value);
+ unsigned char nval = ucontrol->value.integer.value[0] % (mask+1);
+ int change;
+
+ if (invert)
+ nval = mask - nval;
+ change = snd_akm4xxx_get(ak, chip, addr) != nval;
+ if (change)
+ snd_akm4xxx_write(ak, chip, addr, nval);
+ return change;
+}
+
+static int snd_akm4xxx_ipga_gain_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 36;
+ return 0;
+}
+
+static int snd_akm4xxx_ipga_gain_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+{
+ akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
+ int chip = AK_GET_CHIP(kcontrol->private_value);
+ int addr = AK_GET_ADDR(kcontrol->private_value);
+ ucontrol->value.integer.value[0] = snd_akm4xxx_get_ipga(ak, chip, addr) & 0x7f;
+ return 0;
+}
+
+static int snd_akm4xxx_ipga_gain_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+{
+ akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
+ int chip = AK_GET_CHIP(kcontrol->private_value);
+ int addr = AK_GET_ADDR(kcontrol->private_value);
+ unsigned char nval = (ucontrol->value.integer.value[0] % 37) | 0x80;
+ int change = snd_akm4xxx_get_ipga(ak, chip, addr) != nval;
+ if (change)
+ snd_akm4xxx_write(ak, chip, addr, nval);
+ return change;
+}
+
+static int snd_akm4xxx_deemphasis_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+{
+ static char *texts[4] = {
+ "44.1kHz", "Off", "48kHz", "32kHz",
+ };
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+ uinfo->value.enumerated.items = 4;
+ if (uinfo->value.enumerated.item >= 4)
+ uinfo->value.enumerated.item = 3;
+ strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
+ return 0;
+}
+
+static int snd_akm4xxx_deemphasis_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t *ucontrol)
+{
+ akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
+ int chip = AK_GET_CHIP(kcontrol->private_value);
+ int addr = AK_GET_ADDR(kcontrol->private_value);
+ int shift = AK_GET_SHIFT(kcontrol->private_value);
+ ucontrol->value.enumerated.item[0] = (snd_akm4xxx_get(ak, chip, addr) >> shift) & 3;
+ return 0;
+}
+
+static int snd_akm4xxx_deemphasis_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+{
+ akm4xxx_t *ak = snd_kcontrol_chip(kcontrol);
+ int chip = AK_GET_CHIP(kcontrol->private_value);
+ int addr = AK_GET_ADDR(kcontrol->private_value);
+ int shift = AK_GET_SHIFT(kcontrol->private_value);
+ unsigned char nval = ucontrol->value.enumerated.item[0] & 3;
+ int change;
+
+ nval = (nval << shift) | (snd_akm4xxx_get(ak, chip, addr) & ~(3 << shift));
+ change = snd_akm4xxx_get(ak, chip, addr) != nval;
+ if (change)
+ snd_akm4xxx_write(ak, chip, addr, nval);
+ return change;
+}
+
+/*
+ * build AK4xxx controls
+ */
+
+int snd_akm4xxx_build_controls(akm4xxx_t *ak)
+{
+ unsigned int idx, num_emphs;
+ snd_kcontrol_t *ctl;
+ int err;
+
+ ctl = kmalloc(sizeof(*ctl), GFP_KERNEL);
+ if (! ctl)
+ return -ENOMEM;
+
+ for (idx = 0; idx < ak->num_dacs; ++idx) {
+ memset(ctl, 0, sizeof(*ctl));
+ strcpy(ctl->id.name, "DAC Volume");
+ ctl->id.index = idx + ak->idx_offset * 2;
+ ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ ctl->count = 1;
+ ctl->info = snd_akm4xxx_volume_info;
+ ctl->get = snd_akm4xxx_volume_get;
+ ctl->put = snd_akm4xxx_volume_put;
+ switch (ak->type) {
+ case SND_AK4524:
+ ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 6, 0, 127); /* register 6 & 7 */
+ break;
+ case SND_AK4528:
+ ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */
+ break;
+ case SND_AK4529: {
+ int val = idx < 6 ? idx + 2 : (idx - 6) + 0xb; /* registers 2-7 and b,c */
+ ctl->private_value = AK_COMPOSE(0, val, 0, 255) | AK_INVERT;
+ break;
+ }
+ case SND_AK4355:
+ ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */
+ break;
+ case SND_AK4358:
+ if (idx >= 6)
+ ctl->private_value = AK_COMPOSE(0, idx + 5, 0, 255); /* register 4-9, chip #0 only */
+ else
+ ctl->private_value = AK_COMPOSE(0, idx + 4, 0, 255); /* register 4-9, chip #0 only */
+ break;
+ case SND_AK4381:
+ ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 3, 0, 255); /* register 3 & 4 */
+ break;
+ default:
+ err = -EINVAL;
+ goto __error;
+ }
+ ctl->private_data = ak;
+ if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
+ goto __error;
+ }
+ for (idx = 0; idx < ak->num_adcs && ak->type == SND_AK4524; ++idx) {
+ memset(ctl, 0, sizeof(*ctl));
+ strcpy(ctl->id.name, "ADC Volume");
+ ctl->id.index = idx + ak->idx_offset * 2;
+ ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ ctl->count = 1;
+ ctl->info = snd_akm4xxx_volume_info;
+ ctl->get = snd_akm4xxx_volume_get;
+ ctl->put = snd_akm4xxx_volume_put;
+ ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 127); /* register 4 & 5 */
+ ctl->private_data = ak;
+ if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
+ goto __error;
+
+ memset(ctl, 0, sizeof(*ctl));
+ strcpy(ctl->id.name, "IPGA Analog Capture Volume");
+ ctl->id.index = idx + ak->idx_offset * 2;
+ ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ ctl->count = 1;
+ ctl->info = snd_akm4xxx_ipga_gain_info;
+ ctl->get = snd_akm4xxx_ipga_gain_get;
+ ctl->put = snd_akm4xxx_ipga_gain_put;
+ ctl->private_value = AK_COMPOSE(idx/2, (idx%2) + 4, 0, 0); /* register 4 & 5 */
+ ctl->private_data = ak;
+ if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
+ goto __error;
+ }
+ if (ak->type == SND_AK4355 || ak->type == SND_AK4358)
+ num_emphs = 1;
+ else
+ num_emphs = ak->num_dacs / 2;
+ for (idx = 0; idx < num_emphs; idx++) {
+ memset(ctl, 0, sizeof(*ctl));
+ strcpy(ctl->id.name, "Deemphasis");
+ ctl->id.index = idx + ak->idx_offset;
+ ctl->id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ ctl->count = 1;
+ ctl->info = snd_akm4xxx_deemphasis_info;
+ ctl->get = snd_akm4xxx_deemphasis_get;
+ ctl->put = snd_akm4xxx_deemphasis_put;
+ switch (ak->type) {
+ case SND_AK4524:
+ case SND_AK4528:
+ ctl->private_value = AK_COMPOSE(idx, 3, 0, 0); /* register 3 */
+ break;
+ case SND_AK4529: {
+ int shift = idx == 3 ? 6 : (2 - idx) * 2;
+ ctl->private_value = AK_COMPOSE(0, 8, shift, 0); /* register 8 with shift */
+ break;
+ }
+ case SND_AK4355:
+ case SND_AK4358:
+ ctl->private_value = AK_COMPOSE(idx, 3, 0, 0);
+ break;
+ case SND_AK4381:
+ ctl->private_value = AK_COMPOSE(idx, 1, 1, 0);
+ break;
+ }
+ ctl->private_data = ak;
+ if ((err = snd_ctl_add(ak->card, snd_ctl_new(ctl, SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE))) < 0)
+ goto __error;
+ }
+ err = 0;
+
+ __error:
+ kfree(ctl);
+ return err;
+}
+
+static int __init alsa_akm4xxx_module_init(void)
+{
+ return 0;
+}
+
+static void __exit alsa_akm4xxx_module_exit(void)
+{
+}
+
+module_init(alsa_akm4xxx_module_init)
+module_exit(alsa_akm4xxx_module_exit)
+
+EXPORT_SYMBOL(snd_akm4xxx_write);
+EXPORT_SYMBOL(snd_akm4xxx_reset);
+EXPORT_SYMBOL(snd_akm4xxx_init);
+EXPORT_SYMBOL(snd_akm4xxx_build_controls);
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-05-29 10:15:51 +0200