diff options
Diffstat (limited to 'sound/i2c/other/ak4xxx-adda.c')
-rw-r--r-- | sound/i2c/other/ak4xxx-adda.c | 110 |
1 files changed, 96 insertions, 14 deletions
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c index 5da49e2eb35..8805110017a 100644 --- a/sound/i2c/other/ak4xxx-adda.c +++ b/sound/i2c/other/ak4xxx-adda.c @@ -140,7 +140,7 @@ EXPORT_SYMBOL(snd_akm4xxx_reset); * Used for AK4524 input/ouput attenuation, AK4528, and * AK5365 input attenuation */ -static unsigned char vol_cvt_datt[128] = { +static const unsigned char vol_cvt_datt[128] = { 0x00, 0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x06, 0x06, 0x06, 0x07, 0x07, 0x08, 0x08, 0x08, 0x09, 0x0a, @@ -162,17 +162,17 @@ static unsigned char vol_cvt_datt[128] = { /* * dB tables */ -static DECLARE_TLV_DB_SCALE(db_scale_vol_datt, -6350, 50, 1); -static DECLARE_TLV_DB_SCALE(db_scale_8bit, -12750, 50, 1); -static DECLARE_TLV_DB_SCALE(db_scale_7bit, -6350, 50, 1); -static DECLARE_TLV_DB_LINEAR(db_scale_linear, TLV_DB_GAIN_MUTE, 0); +static const DECLARE_TLV_DB_SCALE(db_scale_vol_datt, -6350, 50, 1); +static const DECLARE_TLV_DB_SCALE(db_scale_8bit, -12750, 50, 1); +static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -6350, 50, 1); +static const DECLARE_TLV_DB_LINEAR(db_scale_linear, TLV_DB_GAIN_MUTE, 0); /* * initialize all the ak4xxx chips */ void snd_akm4xxx_init(struct snd_akm4xxx *ak) { - static unsigned char inits_ak4524[] = { + static const unsigned char inits_ak4524[] = { 0x00, 0x07, /* 0: all power up */ 0x01, 0x00, /* 1: ADC/DAC reset */ 0x02, 0x60, /* 2: 24bit I2S */ @@ -184,7 +184,7 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) 0x07, 0x00, /* 7: DAC right muted */ 0xff, 0xff }; - static unsigned char inits_ak4528[] = { + static const unsigned char inits_ak4528[] = { 0x00, 0x07, /* 0: all power up */ 0x01, 0x00, /* 1: ADC/DAC reset */ 0x02, 0x60, /* 2: 24bit I2S */ @@ -194,7 +194,7 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) 0x05, 0x00, /* 5: ADC right muted */ 0xff, 0xff }; - static unsigned char inits_ak4529[] = { + static const 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 */ @@ -210,7 +210,7 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) 0x08, 0x55, /* 8: deemphasis all off */ 0xff, 0xff }; - static unsigned char inits_ak4355[] = { + static const 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 */ @@ -227,7 +227,7 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) 0x01, 0x01, /* 1: un-reset, unmute */ 0xff, 0xff }; - static unsigned char inits_ak4358[] = { + static const 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 */ @@ -246,7 +246,7 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) 0x01, 0x01, /* 1: un-reset, unmute */ 0xff, 0xff }; - static unsigned char inits_ak4381[] = { + static const 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 */ @@ -259,7 +259,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak) }; int chip, num_chips; - unsigned char *ptr, reg, data, *inits; + const unsigned char *ptr, *inits; + unsigned char reg, data; memset(ak->images, 0, sizeof(ak->images)); memset(ak->volumes, 0, sizeof(ak->volumes)); @@ -513,6 +514,66 @@ static int ak4xxx_switch_put(struct snd_kcontrol *kcontrol, return change; } +#define AK5365_NUM_INPUTS 5 + +static int ak4xxx_capture_source_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); + int mixer_ch = AK_GET_SHIFT(kcontrol->private_value); + const char **input_names; + int num_names, idx; + + input_names = ak->adc_info[mixer_ch].input_names; + + num_names = 0; + while (num_names < AK5365_NUM_INPUTS && input_names[num_names]) + ++num_names; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = num_names; + idx = uinfo->value.enumerated.item; + if (idx >= num_names) + return -EINVAL; + strncpy(uinfo->value.enumerated.name, input_names[idx], + sizeof(uinfo->value.enumerated.name)); + return 0; +} + +static int ak4xxx_capture_source_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + int mask = AK_GET_MASK(kcontrol->private_value); + unsigned char val; + + val = snd_akm4xxx_get(ak, chip, addr) & mask; + ucontrol->value.enumerated.item[0] = val; + return 0; +} + +static int ak4xxx_capture_source_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol); + int chip = AK_GET_CHIP(kcontrol->private_value); + int addr = AK_GET_ADDR(kcontrol->private_value); + int mask = AK_GET_MASK(kcontrol->private_value); + unsigned char oval, val; + + oval = snd_akm4xxx_get(ak, chip, addr); + val = oval & ~mask; + val |= ucontrol->value.enumerated.item[0] & mask; + if (val != oval) { + snd_akm4xxx_write(ak, chip, addr, val); + return 1; + } + return 0; +} + /* * build AK4xxx controls */ @@ -647,9 +708,10 @@ static int build_adc_controls(struct snd_akm4xxx *ak) if (ak->type == SND_AK5365 && (idx % 2) == 0) { if (! ak->adc_info || - ! ak->adc_info[mixer_ch].switch_name) + ! ak->adc_info[mixer_ch].switch_name) { knew.name = "Capture Switch"; - else + knew.index = mixer_ch + ak->idx_offset * 2; + } else knew.name = ak->adc_info[mixer_ch].switch_name; knew.info = ak4xxx_switch_info; knew.get = ak4xxx_switch_get; @@ -662,6 +724,26 @@ static int build_adc_controls(struct snd_akm4xxx *ak) err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); if (err < 0) return err; + + memset(&knew, 0, sizeof(knew)); + knew.name = ak->adc_info[mixer_ch].selector_name; + if (!knew.name) { + knew.name = "Capture Channel"; + knew.index = mixer_ch + ak->idx_offset * 2; + } + + knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + knew.info = ak4xxx_capture_source_info; + knew.get = ak4xxx_capture_source_get; + knew.put = ak4xxx_capture_source_put; + knew.access = 0; + /* input selector control: reg. 1, bits 0-2. + * mis-use 'shift' to pass mixer_ch */ + knew.private_value + = AK_COMPOSE(idx/2, 1, mixer_ch, 0x07); + err = snd_ctl_add(ak->card, snd_ctl_new1(&knew, ak)); + if (err < 0) + return err; } idx += num_stereo; |