#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
+#include <sound/hwdep.h>
#include "tlv320aic3x.h"
static int hp_dac_lim = 9;
module_param(hp_dac_lim, int, 0);
+struct aic3x_dacfilter_t {
+ struct aic3x_iir_coeffs coeffs;
+ int state;
+} aic3x_dacfilter = {
+ .coeffs = {
+ .N0 = 27619, .N1 = -27034, .N2 = 26461, .D1 = 32131, .D2 = -31506,
+ .N3 = 27619, .N4 = -27034, .N5 = 26461, .D4 = 32131, .D5 = -31506,
+ },
+ .state = 0,
+};
+
/* codec private data */
struct aic3x_priv {
unsigned int sysclk;
int master;
int prepare_reset;
- u16 coeff_cache[AIC3X_COEFF_CACHE_SIZE];
+ struct snd_hwdep *hwdep;
+ struct aic3x_dacfilter_t dacfilter;
};
/*
0x00, 0x00, 0x00, 0x00, /* 88 */
0x00, 0x00, 0x00, 0x00, /* 92 */
0x00, 0x00, 0x00, 0x00, /* 96 */
- 0x00, 0x00, 0x02, /* 100 */
-};
-
-/* Page 1 registers store 2s compliment 16-bit numbers used for
- * coefficients for effects. Each number is in 2 register, MSB followed
- * by LSB. Therefore this array contains AIC3X_CACHEREGNUM/2 + 1 items.
- */
-static const u16 aic3x_coeff[AIC3X_COEFF_CACHE_SIZE] =
-{
- 0x00, /* Reg 0 */
- 0x6be3, 0x9666, 0x675d, 0x6be3, /* Reg 1 - 8 */
- 0x9666, 0x675d, 0x7d83, 0x84ee, /* 9 - 16 */
- 0x7d83, 0x84ee, 0x3955, 0xf32d, /* 17 - 24 */
- 0x537e, 0x6be3, 0x9666, 0x675d, /* 25 - 32 */
- 0x6be3, 0x9666, 0x675d, 0x7d83, /* 33 - 40 */
- 0x84ee, 0x7d83, 0x84ee, 0x3955, /* 41 - 48 */
- 0xf32d, 0x537e, 0x7fff, 0x0000, /* 49 - 56 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 57 - 64 */
- 0x3955, 0xf32d, 0x537e, 0x3955, /* 65 - 72 */
- 0xf32d, 0x537e, 0x0000, 0x0000, /* 73 - 80 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 81 - 88 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 89 - 96 */
- 0x0000, 0x0000, 0x0000, /* 97 - 102 */
+ 0x00, 0x00, 0x02, 0x00, /* 100 */
+ 0x00, 0x00, 0x00, 0x00, /* 104 */
+ 0x00, 0x00, 0x00, 0x00, /* 108 */
+ 0x00, 0x00, 0x00, 0x00, /* 112 */
+ 0x00, 0x00, 0x00, 0x00, /* 116 */
+ 0x00, 0x00, 0x00, 0x00, /* 120 */
+ 0x00, 0x00, 0x00, 0x00, /* 124 */
+ 0x01, 0x6b, 0xe3, 0x96, /* 128 */
+ 0x66, 0x67, 0x5d, 0x6b, /* 132 */
+ 0xe3, 0x96, 0x66, 0x67, /* 136 */
+ 0x5d, 0x7d, 0x83, 0x84, /* 140 */
+ 0xee, 0x7d, 0x83, 0x84, /* 144 */
+ 0xee, 0x39, 0x55, 0xf3, /* 148 */
+ 0x2d, 0x53, 0x7e, 0x6b, /* 152 */
+ 0xe3, 0x96, 0x66, 0x67, /* 156 */
+ 0x5d, 0x6b, 0xe3, 0x96, /* 160 */
+ 0x66, 0x67, 0x5d, 0x7d, /* 164 */
+ 0x83, 0x84, 0xee, 0x7d, /* 168 */
+ 0x83, 0x84, 0xee, 0x39, /* 172 */
+ 0x55, 0xf3, 0x2d, 0x53, /* 176 */
+ 0x7e, 0x7f, 0xff, 0x00, /* 180 */
+ 0x00, 0x00, 0x00, 0x00, /* 184 */
+ 0x00, 0x00, 0x00, 0x00, /* 188 */
+ 0x00, 0x39, 0x55, 0xf3, /* 192 */
+ 0x2d, 0x53, 0x7e, 0x39, /* 196 */
+ 0x55, 0xf3, 0x2d, 0x53, /* 200 */
+ 0x7e, /* 204 */
};
/*
return cache[reg];
}
-static inline unsigned int aic3x_read_coeff_cache(struct snd_soc_codec *codec,
- unsigned int reg) {
- u16 *cache = ((struct aic3x_priv*)codec->private_data)->coeff_cache;
- return cache[COEFF_OFFSET(reg)];
+static inline int aic3x_read_coeff_reg_cache
+ (struct snd_soc_codec *codec, unsigned int msbreg)
+{
+ int val;
+ val = aic3x_read_reg_cache(codec, msbreg) << 8;
+ val |= aic3x_read_reg_cache(codec, msbreg+1);
+ if(val > 32767) val -= 65536;
+ return val;
}
/*
/*
* write to the aic3x register space
*/
-static int aic3x_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int value)
+static int aic3x_write(struct snd_soc_codec *codec,
+ unsigned int reg, unsigned int value)
{
- u8 data[2];
+ static char curpage = -1;
+ u8 data[2], page = 0;
+
+ /*mutex_lock(&codec->mutex);*/
+
+ if (reg > 127){
+ reg -= 128;
+ page = 1;
+ }
+ //printk("MNZ: aic3x_write(reg = %i, val = 0x%x, page = %i)\n",
+ //reg, value, page);
+ if(reg && curpage != page){
+ data[0] = 0;
+ data[1] = page;
+ if (codec->hw_write(codec->control_data, data, 2) != 2){
+ /*mutex_unlock(&codec->mutex);*/
+ return -EIO;
+ } else {
+ curpage = page;
+ }
+ }
+
/* data is
* D15..D8 aic3x register offset
* D7...D0 register data
*/
- data[0] = reg & 0xff;
- data[1] = value & 0xff;
+ data[0] = reg;
+ data[1] = value;
if (codec->hw_write(codec->control_data, data, 2) == 2){
- aic3x_write_reg_cache(codec, data[0], data[1]);
+ aic3x_write_reg_cache(codec, data[0] + page * 128, data[1]);
+ if(!reg) curpage = value; /* for reg = 0, ie, page setting */
+ /*mutex_unlock(&codec->mutex);*/
return 0;
- } else
+ } else {
+ /*mutex_unlock(&codec->mutex);*/
return -EIO;
+ }
+
+ return -EIO;
}
-/* Write a coefficient to the page 1 registers. Switching the page is
- * not done here and is left to the caller.
- */
-static int aic3x_write_coeff(struct snd_soc_codec *codec, unsigned int msbreg,
- int value)
+/* Convert a value to 2s compliment and write to registers */
+static int aic3x_write_coeff(struct snd_soc_codec *codec,
+ u8 msbreg, int value)
{
- u8 i, values[2], data[2];
u16 outp;
- u16 *cache = ((struct aic3x_priv*)codec->private_data)->coeff_cache;
- if (msbreg >= AIC3X_CACHEREGNUM)
- return -1;
-
- /* Change to 2s compliment and break into MSB and LSB */
if (value < 0)
outp = 65536 + value;
else
outp = value;
- values[0] = (outp >> 8) & 0xff;
- values[1] = outp & 0xff;
+ aic3x_write(codec, msbreg, outp >> 8);
+ aic3x_write(codec, msbreg+1, outp);
- for(i = 0; i < 2; i++){
- data[0] = (msbreg + i) & 0xff;
- data[1] = values[i] & 0xff;
-
- if (codec->hw_write(codec->control_data, data, 2) != 2)
- return -EIO;
- }
-
- cache[COEFF_OFFSET(msbreg)] = outp;
return 0;
}
+
/*
* read from the aic3x register space
*/
return 0;
}
-/*
- * Reset for getting low power consumption after bypass paths
- */
-static void aic3x_reset(struct snd_soc_codec *codec)
+static int aic3x_sync_hw(struct snd_soc_codec *codec)
{
u8 *cache = codec->reg_cache;
u8 data[2];
int i;
-
- aic3x_write(codec, AIC3X_RESET, SOFT_RESET);
-
+
+ aic3x_write(codec, AIC3X_PAGE_SELECT, 1);
+ /*mutex_lock(&codec->mutex);*/
+ for (i = 1; i < AIC3X_PAGE1REGNUM; i++) {
+ data[0] = i;
+ data[1] = cache[i+128];
+ codec->hw_write(codec->control_data, data, 2);
+ }
+ /*mutex_unlock(&codec->mutex);*/
+
/* We do not rewrite page select nor reset again */
- for (i = AIC3X_SAMPLE_RATE_SEL_REG; i < ARRAY_SIZE(aic3x_reg); i++) {
+ aic3x_write(codec, AIC3X_PAGE_SELECT, 0);
+ /*mutex_lock(&codec->mutex);*/
+ for (i = 2; i < AIC3X_PAGE0REGNUM; i++) {
data[0] = i;
data[1] = cache[i];
codec->hw_write(codec->control_data, data, 2);
}
+ /*mutex_unlock(&codec->mutex);*/
+
+ return 0;
+}
+
+/*
+ * Reset for getting low power consumption after bypass paths
+ */
+static void aic3x_reset(struct snd_soc_codec *codec)
+{
+ aic3x_write(codec, AIC3X_RESET, SOFT_RESET);
+ aic3x_sync_hw(codec);
}
#define SOC_DAPM_SINGLE_AIC3X(xname, reg, shift, mask, invert) \
static const char *aic3x_linein_mode_mux[] = { "single-ended", "differential" };
static const char *aic3x_adc_hpf[] =
{ "Disabled", "0.0045xFs", "0.0125xFs", "0.025xFs" };
+static const char *aic3x_dac_filt[] =
+ { "Off", "Bass/Treble", "Custom" };
#define LDAC_ENUM 0
#define RDAC_ENUM 1
#define LINE2L_ENUM 6
#define LINE2R_ENUM 7
#define ADC_HPF_ENUM 8
+#define DAC_FILT_ENUM 9
static const struct soc_enum aic3x_enum[] = {
SOC_ENUM_SINGLE(DAC_LINE_MUX, 6, 3, aic3x_left_dac_mux),
SOC_ENUM_SINGLE(LINE2L_2_LADC_CTRL, 7, 2, aic3x_linein_mode_mux),
SOC_ENUM_SINGLE(LINE2R_2_RADC_CTRL, 7, 2, aic3x_linein_mode_mux),
SOC_ENUM_DOUBLE(AIC3X_CODEC_DFILT_CTRL, 6, 4, 4, aic3x_adc_hpf),
+ SOC_ENUM_DOUBLE(AIC3X_CODEC_DFILT_CTRL, 1, 3, 3, aic3x_dac_filt),
};
/*
return 0;
}
+/* DAC and De-emphasis Filter Functions */
+int aic3x_deemph_set_coeffs(struct snd_soc_codec *codec,
+ int N0, int N1, int D1){
+ printk("MNZ: setting deemph coeffs\n");
+ snd_soc_update_bits(codec, AIC3X_CODEC_DFILT_CTRL, DEEMPH_ON, 0);
+
+ aic3x_write_coeff(codec, DEEMPH_LEFT_N0, N0);
+ aic3x_write_coeff(codec, DEEMPH_LEFT_N1, N1);
+ aic3x_write_coeff(codec, DEEMPH_LEFT_D1, D1);
+ aic3x_write_coeff(codec, DEEMPH_RIGHT_N0, N0);
+ aic3x_write_coeff(codec, DEEMPH_RIGHT_N1, N1);
+ aic3x_write_coeff(codec, DEEMPH_RIGHT_D1, D1);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(aic3x_deemph_set_coeffs);
+
+int aic3x_deemph_set_state(struct snd_soc_codec *codec, int state){
+ printk("MNZ: Setting De-Emph filter: %i\n", state);
+ if(state) state = DEEMPH_ON;
+ else state = 0;
+ return snd_soc_update_bits(codec, AIC3X_CODEC_DFILT_CTRL,
+ DEEMPH_ON, state);
+}
+EXPORT_SYMBOL_GPL(aic3x_deemph_set_state);
-static int snd_soc_get_3d_attenuation_aic3x(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
+static int aic3x_dacfilter_write_coeffs
+ (struct snd_soc_codec *codec, struct aic3x_iir_coeffs *coeffs)
+{
+ printk("MNZ: dacfilter_write_coeffs\n");
+ snd_soc_update_bits(codec, AIC3X_CODEC_DFILT_CTRL, EFFECTS_ON, 0);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_N0, coeffs->N0);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_N1, coeffs->N1);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_N2, coeffs->N2);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_D1, coeffs->D1);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_D2, coeffs->D2);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_N3, coeffs->N3);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_N4, coeffs->N4);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_N5, coeffs->N5);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_D4, coeffs->D4);
+ aic3x_write_coeff(codec, EFFECTS_LEFT_D5, coeffs->D5);
+
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_N0, coeffs->N0);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_N1, coeffs->N1);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_N2, coeffs->N2);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_D1, coeffs->D1);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_D2, coeffs->D2);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_N3, coeffs->N3);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_N4, coeffs->N4);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_N5, coeffs->N5);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_D4, coeffs->D4);
+ aic3x_write_coeff(codec, EFFECTS_RIGHT_D5, coeffs->D5);
+
+ return 0;
+}
+
+int aic3x_dacfilter_set_coeffs
+ (struct snd_soc_codec *codec, struct aic3x_iir_coeffs *coeffs)
+{
+ struct aic3x_priv *aic3x = codec->private_data;
+ memcpy((void*)&aic3x->dacfilter.coeffs, (void*)coeffs,
+ sizeof(struct aic3x_iir_coeffs));
+ return 0;
+}
+EXPORT_SYMBOL_GPL(aic3x_dacfilter_set_coeffs);
+
+int aic3x_dacfilter_set_state(struct snd_soc_codec *codec, int state)
+{
+ struct aic3x_priv *aic3x = codec->private_data;
+
+ if(aic3x->dacfilter.state == state) return 0;
+
+ aic3x->dacfilter.state = state;
+
+ if(state == 0)
+ snd_soc_update_bits(codec, AIC3X_CODEC_DFILT_CTRL,
+ EFFECTS_ON, 0);
+ else if(state == 1) {}
+ /* FIXME MNZ. Set preset from current chosen preset */
+ else if (state == 2){
+ aic3x_dacfilter_write_coeffs(codec, &aic3x->dacfilter.coeffs);
+ snd_soc_update_bits(codec, AIC3X_CODEC_DFILT_CTRL,
+ EFFECTS_ON, EFFECTS_ON);
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(aic3x_dacfilter_set_state);
+
+/* DAC Filter hwdep device callbacks */
+
+static int snd_hwdep_dacfilter_open_aic3x(struct snd_hwdep *hw,
+ struct file *file)
+{
+ return 0;
+}
+
+static int snd_hwdep_dacfilter_ioctl_aic3x(struct snd_hwdep *hw,
+ struct file *file, unsigned int cmd, unsigned long arg)
+{
+ /* Only IOCTL command is for enabling/disabling filter, cmd = 1
+ * arg = 0 to disable, 1 to enable and set to bass/treble,
+ * 2 to enable and set to custom coeffs
+ */
+ struct snd_soc_codec *codec = hw->private_data;
+ if (cmd != 1) return -EINVAL;
+ return aic3x_dacfilter_set_state(codec, *((int*)arg));
+ return 0;
+}
+
+static long snd_hwdep_dacfilter_read_aic3x(struct snd_hwdep *hw,
+ char __user *buf, long count, loff_t *offset)
+{
+ struct aic3x_priv *aic3x =
+ ((struct snd_soc_codec*)hw->private_data)->private_data;
+ if(count != sizeof(struct aic3x_iir_coeffs)) return -EINVAL;
+ memcpy((void*)buf, (void*)&aic3x->dacfilter.coeffs, count);
+ return 0;
+}
+
+static long snd_hwdep_dacfilter_write_aic3x(struct snd_hwdep *hw,
+ const char __user *buf, long count, loff_t *offset)
+{
+ struct snd_soc_codec *codec = hw->private_data;
+ if(count != sizeof(struct aic3x_iir_coeffs)) return -EINVAL;
+
+ ((struct aic3x_priv*)codec->private_data)->dacfilter.state = 2;
+
+ return aic3x_dacfilter_set_coeffs(codec,
+ (struct aic3x_iir_coeffs*)buf);
+}
+
+/* DAC filter and 3D depth ALSA controls callbacks */
+
+static int snd_soc_get_dacfilter_aic3x(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ ucontrol->value.enumerated.item[0] =
+ ((struct aic3x_priv*)codec->private_data)->dacfilter.state;
+ return 0;
+}
+
+static int snd_soc_put_dacfilter_aic3x(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- int val = aic3x_read_coeff_cache(snd_kcontrol_chip(kcontrol), EFFECTS_3DATTEN);
- if(val > 32767)
- val = val - 65536;
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ if (ucontrol->value.enumerated.item[0] > 2)
+ return -EINVAL;
+ aic3x_dacfilter_set_state(codec, ucontrol->value.enumerated.item[0]);
+ return 1;
+}
+
+static int snd_soc_get_3d_attenuation_aic3x
+ (struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ int val = aic3x_read_coeff_reg_cache
+ (snd_kcontrol_chip(kcontrol), EFFECTS_3DATTEN);
val = ((val*100)/65530) + 50;
ucontrol->value.integer.value[0] = val;
return 0;
}
-static int snd_soc_put_3d_attenuation_aic3x(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
+static int snd_soc_put_3d_attenuation_aic3x
+ (struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- int reg = aic3x_read_reg_cache(codec, AIC3X_ASD_INTF_CTRLA);
int val = ucontrol->value.integer.value[0];
+ if(val > 100 || val < 0) return -EINVAL;
if(val){
- aic3x_write(codec, AIC3X_ASD_INTF_CTRLA, reg | 0x04);
+ snd_soc_update_bits(codec, AIC3X_ASD_INTF_CTRLA,
+ EFFECTS_3D_ON, EFFECTS_3D_ON);
+ val = ((val - 50) * 65535) / 100 ;
} else {
- aic3x_write(codec, AIC3X_ASD_INTF_CTRLA, reg & 0xfb);
+ snd_soc_update_bits(codec, AIC3X_ASD_INTF_CTRLA,
+ EFFECTS_3D_ON, 0);
+ val = -32768;
}
- val = ((val - 50) * 65535) / 100 ;
- aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE1_SELECT);
aic3x_write_coeff(codec, EFFECTS_3DATTEN, val);
- aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE0_SELECT);
return 1;
}
SOC_ENUM("ADC HPF Cut-off", aic3x_enum[ADC_HPF_ENUM]),
+ SOC_ENUM_EXT("Hardware EQ", aic3x_enum[DAC_FILT_ENUM],
+ snd_soc_get_dacfilter_aic3x, snd_soc_put_dacfilter_aic3x),
+
SOC_SINGLE_EXT("3D Control - Depth", EFFECTS_3DATTEN, 0, 100, 0,
snd_soc_get_3d_attenuation_aic3x, snd_soc_put_3d_attenuation_aic3x),
};
static int aic3x_resume(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
- int i;
- u8 data[2];
- u8 *reg_cache = codec->reg_cache;
- u16 *coeff_cache = ((struct aic3x_priv*)codec->private_data)->coeff_cache;
-
- /* Sync hardware with the coeff_cache first so that filters can be
- * turned on safely
- */
- aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE1_SELECT);
- for (i = 1; i < ARRAY_SIZE(aic3x_coeff); i++){
- data[0] = i*2 - 1;
- data[1] = (coeff_cache[i] >> 8) && 0xff;
- codec->hw_write(codec->control_data, data, 2);
-
- data[0]++;
- data[1] = coeff_cache[i] & 0xff;
- codec->hw_write(codec->control_data, data, 2);
- }
-
- /* Sync hardware with the reg_cache */
- aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE0_SELECT);
- for (i = 1; i < ARRAY_SIZE(aic3x_reg); i++) {
- data[0] = i;
- data[1] = reg_cache[i];
- codec->hw_write(codec->control_data, data, 2);
- }
-
- aic3x_set_bias_level(codec, codec->suspend_bias_level);
-
+ aic3x_sync_hw(socdev->codec);
+ aic3x_set_bias_level(socdev->codec,
+ socdev->codec->suspend_bias_level);
return 0;
}
+
/*
* initialise the AIC3X driver
* register the mixer and dsp interfaces with the kernel
{
struct snd_soc_codec *codec = socdev->codec;
struct aic3x_setup_data *setup = socdev->codec_data;
+ struct snd_hwdep *hwdep;
+ char hwdepid[] = "IIR Filter";
int reg, ret = 0;
+ printk("MNZ: BEGIN aic3x_init\n");
codec->name = "tlv320aic3x";
codec->owner = THIS_MODULE;
codec->read = aic3x_read_reg_cache;
aic3x_add_controls(codec);
aic3x_add_widgets(codec);
+
+ if(snd_hwdep_new(codec->card, hwdepid, 0, &hwdep) == 0){
+ hwdep->private_data = codec;
+ sprintf(hwdep->name, hwdepid);
+ hwdep->ops.open = snd_hwdep_dacfilter_open_aic3x;
+ hwdep->ops.ioctl = snd_hwdep_dacfilter_ioctl_aic3x;
+ hwdep->ops.read = snd_hwdep_dacfilter_read_aic3x;
+ hwdep->ops.write = snd_hwdep_dacfilter_write_aic3x;
+ ((struct aic3x_priv*)codec->private_data)->hwdep = hwdep;
+ }
+
ret = snd_soc_register_card(socdev);
+
if (ret < 0) {
printk(KERN_ERR "aic3x: failed to register card\n");
goto card_err;
}
/* Set some defaults for coefficients */
- aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE1_SELECT);
aic3x_write_coeff(codec, EFFECTS_3DATTEN, -32768);
- aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE0_SELECT);
+ printk("MNZ: END aic3x_init\n");
return ret;
return -ENOMEM;
aic3x = kzalloc(sizeof(struct aic3x_priv), GFP_KERNEL);
- memcpy(aic3x->coeff_cache, aic3x_coeff, sizeof(aic3x_coeff));
+ memcpy(&aic3x->dacfilter, &aic3x_dacfilter, sizeof(aic3x_dacfilter));
if (aic3x == NULL) {
kfree(codec);