From d76a96174b31bd916c1dfaa81a3db82fc8c54b91 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 13 Aug 2013 13:20:15 +0100 Subject: [PATCH] ASoC: max9877: Convert to standard CODEC driver Signed-off-by: Mark Brown --- sound/soc/codecs/max9877.c | 256 ++++++--------------------------------------- 1 file changed, 31 insertions(+), 225 deletions(-) diff --git a/sound/soc/codecs/max9877.c b/sound/soc/codecs/max9877.c index 7e2fe50..8505b40 100644 --- a/sound/soc/codecs/max9877.c +++ b/sound/soc/codecs/max9877.c @@ -30,189 +30,6 @@ static struct reg_default max9877_regs[] = { { 4, 0x49 }, }; -static int max9877_get_reg(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct soc_mixer_control *mc = - (struct soc_mixer_control *)kcontrol->private_value; - unsigned int reg = mc->reg; - unsigned int shift = mc->shift; - unsigned int mask = mc->max; - unsigned int invert = mc->invert; - unsigned int val; - int ret; - - ret = regmap_read(regmap, reg, &val); - if (ret != 0) - return ret; - - ucontrol->value.integer.value[0] = (val >> shift) & mask; - - if (invert) - ucontrol->value.integer.value[0] = - mask - ucontrol->value.integer.value[0]; - - return 0; -} - -static int max9877_set_reg(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct soc_mixer_control *mc = - (struct soc_mixer_control *)kcontrol->private_value; - unsigned int reg = mc->reg; - unsigned int shift = mc->shift; - unsigned int mask = mc->max; - unsigned int invert = mc->invert; - unsigned int val = (ucontrol->value.integer.value[0] & mask); - bool change; - int ret; - - if (invert) - val = mask - val; - - ret = regmap_update_bits_check(regmap, reg, mask << shift, - val << shift, &change); - if (ret != 0) - return ret; - - if (change) - return 1; - else - return 0; -} - -static int max9877_get_2reg(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct soc_mixer_control *mc = - (struct soc_mixer_control *)kcontrol->private_value; - unsigned int reg = mc->reg; - unsigned int reg2 = mc->rreg; - unsigned int shift = mc->shift; - unsigned int mask = mc->max; - unsigned int val; - int ret; - - ret = regmap_read(regmap, reg, &val); - if (ret != 0) - return ret; - ucontrol->value.integer.value[0] = (val >> shift) & mask; - - ret = regmap_read(regmap, reg2, &val); - if (ret != 0) - return ret; - ucontrol->value.integer.value[1] = (val >> shift) & mask; - - return 0; -} - -static int max9877_set_2reg(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct soc_mixer_control *mc = - (struct soc_mixer_control *)kcontrol->private_value; - unsigned int reg = mc->reg; - unsigned int reg2 = mc->rreg; - unsigned int shift = mc->shift; - unsigned int mask = mc->max; - unsigned int val = (ucontrol->value.integer.value[0] & mask); - unsigned int val2 = (ucontrol->value.integer.value[1] & mask); - bool change1, change2; - int ret; - - ret = regmap_update_bits_check(regmap, reg, mask << shift, - val << shift, &change1); - if (ret != 0) - return ret; - - ret = regmap_update_bits_check(regmap, reg2, mask << shift, - val2 << shift, &change2); - if (ret != 0) - return ret; - - if (change1 || change2) - return 1; - else - return 0; -} - -static int max9877_get_out_mode(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - unsigned int val; - int ret; - - ret = regmap_read(regmap, MAX9877_OUTPUT_MODE, &val); - if (ret != 0) - return ret; - - val &= MAX9877_OUTMODE_MASK; - if (val) - val--; - - ucontrol->value.integer.value[0] = val; - - return 0; -} - -static int max9877_set_out_mode(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - unsigned int val; - bool change; - int ret; - - val = ucontrol->value.integer.value[0] + 1; - - ret = regmap_update_bits_check(regmap, MAX9877_OUTPUT_MODE, - MAX9877_OUTMODE_MASK, val, &change); - if (ret != 0) - return ret; - - if (change) - return 1; - else - return 0; -} - -static int max9877_get_osc_mode(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - unsigned int val; - int ret; - - ret = regmap_read(regmap, MAX9877_OUTPUT_MODE, &val); - if (ret != 0) - return ret; - - val &= MAX9877_OSC_MASK; - val >>= MAX9877_OSC_OFFSET; - - ucontrol->value.integer.value[0] = val; - - return 0; -} - -static int max9877_set_osc_mode(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - unsigned int val; - bool change; - int ret; - - val = ucontrol->value.integer.value[0] << MAX9877_OSC_OFFSET; - ret = regmap_update_bits_check(regmap, MAX9877_OUTPUT_MODE, - MAX9877_OSC_MASK, val, &change); - if (ret != 0) - return ret; - - if (change) - return 1; - else - return 0; -} - static const unsigned int max9877_pgain_tlv[] = { TLV_DB_RANGE_HEAD(2), 0, 1, TLV_DB_SCALE_ITEM(0, 900, 0), @@ -246,51 +63,40 @@ static const char *max9877_osc_mode[] = { }; static const struct soc_enum max9877_enum[] = { - SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(max9877_out_mode), max9877_out_mode), - SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(max9877_osc_mode), max9877_osc_mode), + SOC_ENUM_SINGLE(MAX9877_OUTPUT_MODE, 0, ARRAY_SIZE(max9877_out_mode), + max9877_out_mode), + SOC_ENUM_SINGLE(MAX9877_OUTPUT_MODE, MAX9877_OSC_OFFSET, + ARRAY_SIZE(max9877_osc_mode), max9877_osc_mode), }; static const struct snd_kcontrol_new max9877_controls[] = { - SOC_SINGLE_EXT_TLV("MAX9877 PGAINA Playback Volume", - MAX9877_INPUT_MODE, 0, 2, 0, - max9877_get_reg, max9877_set_reg, max9877_pgain_tlv), - SOC_SINGLE_EXT_TLV("MAX9877 PGAINB Playback Volume", - MAX9877_INPUT_MODE, 2, 2, 0, - max9877_get_reg, max9877_set_reg, max9877_pgain_tlv), - SOC_SINGLE_EXT_TLV("MAX9877 Amp Speaker Playback Volume", - MAX9877_SPK_VOLUME, 0, 31, 0, - max9877_get_reg, max9877_set_reg, max9877_output_tlv), - SOC_DOUBLE_R_EXT_TLV("MAX9877 Amp HP Playback Volume", - MAX9877_HPL_VOLUME, MAX9877_HPR_VOLUME, 0, 31, 0, - max9877_get_2reg, max9877_set_2reg, max9877_output_tlv), - SOC_SINGLE_EXT("MAX9877 INB Stereo Switch", - MAX9877_INPUT_MODE, 4, 1, 1, - max9877_get_reg, max9877_set_reg), - SOC_SINGLE_EXT("MAX9877 INA Stereo Switch", - MAX9877_INPUT_MODE, 5, 1, 1, - max9877_get_reg, max9877_set_reg), - SOC_SINGLE_EXT("MAX9877 Zero-crossing detection Switch", - MAX9877_INPUT_MODE, 6, 1, 0, - max9877_get_reg, max9877_set_reg), - SOC_SINGLE_EXT("MAX9877 Bypass Mode Switch", - MAX9877_OUTPUT_MODE, 6, 1, 0, - max9877_get_reg, max9877_set_reg), - SOC_SINGLE_EXT("MAX9877 Shutdown Mode Switch", - MAX9877_OUTPUT_MODE, 7, 1, 1, - max9877_get_reg, max9877_set_reg), - SOC_ENUM_EXT("MAX9877 Output Mode", max9877_enum[0], - max9877_get_out_mode, max9877_set_out_mode), - SOC_ENUM_EXT("MAX9877 Oscillator Mode", max9877_enum[1], - max9877_get_osc_mode, max9877_set_osc_mode), + SOC_SINGLE_TLV("MAX9877 PGAINA Playback Volume", + MAX9877_INPUT_MODE, 0, 2, 0, max9877_pgain_tlv), + SOC_SINGLE_TLV("MAX9877 PGAINB Playback Volume", + MAX9877_INPUT_MODE, 2, 2, 0, max9877_pgain_tlv), + SOC_SINGLE_TLV("MAX9877 Amp Speaker Playback Volume", + MAX9877_SPK_VOLUME, 0, 31, 0, max9877_output_tlv), + SOC_DOUBLE_R_TLV("MAX9877 Amp HP Playback Volume", + MAX9877_HPL_VOLUME, MAX9877_HPR_VOLUME, 0, 31, 0, + max9877_output_tlv), + SOC_SINGLE("MAX9877 INB Stereo Switch", + MAX9877_INPUT_MODE, 4, 1, 1), + SOC_SINGLE("MAX9877 INA Stereo Switch", + MAX9877_INPUT_MODE, 5, 1, 1), + SOC_SINGLE("MAX9877 Zero-crossing detection Switch", + MAX9877_INPUT_MODE, 6, 1, 0), + SOC_SINGLE("MAX9877 Bypass Mode Switch", + MAX9877_OUTPUT_MODE, 6, 1, 0), + SOC_SINGLE("MAX9877 Shutdown Mode Switch", + MAX9877_OUTPUT_MODE, 7, 1, 1), + SOC_ENUM("MAX9877 Output Mode", max9877_enum[0]), + SOC_ENUM("MAX9877 Oscillator Mode", max9877_enum[1]), }; -/* This function is called from ASoC machine driver */ -int max9877_add_controls(struct snd_soc_codec *codec) -{ - return snd_soc_add_codec_controls(codec, max9877_controls, - ARRAY_SIZE(max9877_controls)); -} -EXPORT_SYMBOL_GPL(max9877_add_controls); +static const struct snd_soc_codec_driver max9877_codec = { + .controls = max9877_controls, + .num_controls = ARRAY_SIZE(max9877_controls), +}; static const struct regmap_config max9877_regmap = { .reg_bits = 8, @@ -314,12 +120,12 @@ static int max9877_i2c_probe(struct i2c_client *client, for (i = 0; i < ARRAY_SIZE(max9877_regs); i++) regmap_write(regmap, max9877_regs[i].reg, max9877_regs[i].def); - return 0; + return snd_soc_register_codec(&client->dev, &max9877_codec, NULL, 0); } static int max9877_i2c_remove(struct i2c_client *client) { - regmap = NULL; + snd_soc_unregister_codec(&client->dev); return 0; } -- 2.7.4