--- zzzz-none-000/linux-3.10.107/sound/soc/codecs/wm8940.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/sound/soc/codecs/wm8940.c 2021-02-04 17:41:59.000000000 +0000 @@ -28,7 +28,7 @@ #include #include #include -#include +#include #include #include #include @@ -41,97 +41,135 @@ struct wm8940_priv { unsigned int sysclk; - enum snd_soc_control_type control_type; + struct regmap *regmap; }; -static int wm8940_volatile_register(struct snd_soc_codec *codec, - unsigned int reg) +static bool wm8940_volatile_register(struct device *dev, unsigned int reg) { switch (reg) { case WM8940_SOFTRESET: - return 1; + return true; default: - return 0; + return false; + } +} + +static bool wm8940_readable_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case WM8940_SOFTRESET: + case WM8940_POWER1: + case WM8940_POWER2: + case WM8940_POWER3: + case WM8940_IFACE: + case WM8940_COMPANDINGCTL: + case WM8940_CLOCK: + case WM8940_ADDCNTRL: + case WM8940_GPIO: + case WM8940_CTLINT: + case WM8940_DAC: + case WM8940_DACVOL: + case WM8940_ADC: + case WM8940_ADCVOL: + case WM8940_NOTCH1: + case WM8940_NOTCH2: + case WM8940_NOTCH3: + case WM8940_NOTCH4: + case WM8940_NOTCH5: + case WM8940_NOTCH6: + case WM8940_NOTCH7: + case WM8940_NOTCH8: + case WM8940_DACLIM1: + case WM8940_DACLIM2: + case WM8940_ALC1: + case WM8940_ALC2: + case WM8940_ALC3: + case WM8940_NOISEGATE: + case WM8940_PLLN: + case WM8940_PLLK1: + case WM8940_PLLK2: + case WM8940_PLLK3: + case WM8940_ALC4: + case WM8940_INPUTCTL: + case WM8940_PGAGAIN: + case WM8940_ADCBOOST: + case WM8940_OUTPUTCTL: + case WM8940_SPKMIX: + case WM8940_SPKVOL: + case WM8940_MONOMIX: + return true; + default: + return false; } } -static u16 wm8940_reg_defaults[] = { - 0x8940, /* Soft Reset */ - 0x0000, /* Power 1 */ - 0x0000, /* Power 2 */ - 0x0000, /* Power 3 */ - 0x0010, /* Interface Control */ - 0x0000, /* Companding Control */ - 0x0140, /* Clock Control */ - 0x0000, /* Additional Controls */ - 0x0000, /* GPIO Control */ - 0x0002, /* Auto Increment Control */ - 0x0000, /* DAC Control */ - 0x00FF, /* DAC Volume */ - 0, - 0, - 0x0100, /* ADC Control */ - 0x00FF, /* ADC Volume */ - 0x0000, /* Notch Filter 1 Control 1 */ - 0x0000, /* Notch Filter 1 Control 2 */ - 0x0000, /* Notch Filter 2 Control 1 */ - 0x0000, /* Notch Filter 2 Control 2 */ - 0x0000, /* Notch Filter 3 Control 1 */ - 0x0000, /* Notch Filter 3 Control 2 */ - 0x0000, /* Notch Filter 4 Control 1 */ - 0x0000, /* Notch Filter 4 Control 2 */ - 0x0032, /* DAC Limit Control 1 */ - 0x0000, /* DAC Limit Control 2 */ - 0, - 0, - 0, - 0, - 0, - 0, - 0x0038, /* ALC Control 1 */ - 0x000B, /* ALC Control 2 */ - 0x0032, /* ALC Control 3 */ - 0x0000, /* Noise Gate */ - 0x0041, /* PLLN */ - 0x000C, /* PLLK1 */ - 0x0093, /* PLLK2 */ - 0x00E9, /* PLLK3 */ - 0, - 0, - 0x0030, /* ALC Control 4 */ - 0, - 0x0002, /* Input Control */ - 0x0050, /* PGA Gain */ - 0, - 0x0002, /* ADC Boost Control */ - 0, - 0x0002, /* Output Control */ - 0x0000, /* Speaker Mixer Control */ - 0, - 0, - 0, - 0x0079, /* Speaker Volume */ - 0, - 0x0000, /* Mono Mixer Control */ +static const struct reg_default wm8940_reg_defaults[] = { + { 0x1, 0x0000 }, /* Power 1 */ + { 0x2, 0x0000 }, /* Power 2 */ + { 0x3, 0x0000 }, /* Power 3 */ + { 0x4, 0x0010 }, /* Interface Control */ + { 0x5, 0x0000 }, /* Companding Control */ + { 0x6, 0x0140 }, /* Clock Control */ + { 0x7, 0x0000 }, /* Additional Controls */ + { 0x8, 0x0000 }, /* GPIO Control */ + { 0x9, 0x0002 }, /* Auto Increment Control */ + { 0xa, 0x0000 }, /* DAC Control */ + { 0xb, 0x00FF }, /* DAC Volume */ + + { 0xe, 0x0100 }, /* ADC Control */ + { 0xf, 0x00FF }, /* ADC Volume */ + { 0x10, 0x0000 }, /* Notch Filter 1 Control 1 */ + { 0x11, 0x0000 }, /* Notch Filter 1 Control 2 */ + { 0x12, 0x0000 }, /* Notch Filter 2 Control 1 */ + { 0x13, 0x0000 }, /* Notch Filter 2 Control 2 */ + { 0x14, 0x0000 }, /* Notch Filter 3 Control 1 */ + { 0x15, 0x0000 }, /* Notch Filter 3 Control 2 */ + { 0x16, 0x0000 }, /* Notch Filter 4 Control 1 */ + { 0x17, 0x0000 }, /* Notch Filter 4 Control 2 */ + { 0x18, 0x0032 }, /* DAC Limit Control 1 */ + { 0x19, 0x0000 }, /* DAC Limit Control 2 */ + + { 0x20, 0x0038 }, /* ALC Control 1 */ + { 0x21, 0x000B }, /* ALC Control 2 */ + { 0x22, 0x0032 }, /* ALC Control 3 */ + { 0x23, 0x0000 }, /* Noise Gate */ + { 0x24, 0x0041 }, /* PLLN */ + { 0x25, 0x000C }, /* PLLK1 */ + { 0x26, 0x0093 }, /* PLLK2 */ + { 0x27, 0x00E9 }, /* PLLK3 */ + + { 0x2a, 0x0030 }, /* ALC Control 4 */ + + { 0x2c, 0x0002 }, /* Input Control */ + { 0x2d, 0x0050 }, /* PGA Gain */ + + { 0x2f, 0x0002 }, /* ADC Boost Control */ + + { 0x31, 0x0002 }, /* Output Control */ + { 0x32, 0x0000 }, /* Speaker Mixer Control */ + + { 0x36, 0x0079 }, /* Speaker Volume */ + + { 0x38, 0x0000 }, /* Mono Mixer Control */ }; static const char *wm8940_companding[] = { "Off", "NC", "u-law", "A-law" }; -static const struct soc_enum wm8940_adc_companding_enum -= SOC_ENUM_SINGLE(WM8940_COMPANDINGCTL, 1, 4, wm8940_companding); -static const struct soc_enum wm8940_dac_companding_enum -= SOC_ENUM_SINGLE(WM8940_COMPANDINGCTL, 3, 4, wm8940_companding); +static SOC_ENUM_SINGLE_DECL(wm8940_adc_companding_enum, + WM8940_COMPANDINGCTL, 1, wm8940_companding); +static SOC_ENUM_SINGLE_DECL(wm8940_dac_companding_enum, + WM8940_COMPANDINGCTL, 3, wm8940_companding); static const char *wm8940_alc_mode_text[] = {"ALC", "Limiter"}; -static const struct soc_enum wm8940_alc_mode_enum -= SOC_ENUM_SINGLE(WM8940_ALC3, 8, 2, wm8940_alc_mode_text); +static SOC_ENUM_SINGLE_DECL(wm8940_alc_mode_enum, + WM8940_ALC3, 8, wm8940_alc_mode_text); static const char *wm8940_mic_bias_level_text[] = {"0.9", "0.65"}; -static const struct soc_enum wm8940_mic_bias_level_enum -= SOC_ENUM_SINGLE(WM8940_INPUTCTL, 8, 2, wm8940_mic_bias_level_text); +static SOC_ENUM_SINGLE_DECL(wm8940_mic_bias_level_enum, + WM8940_INPUTCTL, 8, wm8940_mic_bias_level_text); static const char *wm8940_filter_mode_text[] = {"Audio", "Application"}; -static const struct soc_enum wm8940_filter_mode_enum -= SOC_ENUM_SINGLE(WM8940_ADC, 7, 2, wm8940_filter_mode_text); +static SOC_ENUM_SINGLE_DECL(wm8940_filter_mode_enum, + WM8940_ADC, 7, wm8940_filter_mode_text); static DECLARE_TLV_DB_SCALE(wm8940_spk_vol_tlv, -5700, 100, 1); static DECLARE_TLV_DB_SCALE(wm8940_att_tlv, -1000, 1000, 0); @@ -264,7 +302,7 @@ SND_SOC_DAPM_INPUT("AUX"), }; -static const struct snd_soc_dapm_route audio_map[] = { +static const struct snd_soc_dapm_route wm8940_dapm_routes[] = { /* Mono output mixer */ {"Mono Mixer", "PCM Playback Switch", "DAC"}, {"Mono Mixer", "Aux Playback Switch", "Aux Input"}, @@ -296,21 +334,6 @@ {"ADC", NULL, "Boost Mixer"}, }; -static int wm8940_add_widgets(struct snd_soc_codec *codec) -{ - struct snd_soc_dapm_context *dapm = &codec->dapm; - int ret; - - ret = snd_soc_dapm_new_controls(dapm, wm8940_dapm_widgets, - ARRAY_SIZE(wm8940_dapm_widgets)); - if (ret) - goto error_ret; - ret = snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); - -error_ret: - return ret; -} - #define wm8940_reset(c) snd_soc_write(c, WM8940_SOFTRESET, 0); static int wm8940_set_dai_fmt(struct snd_soc_dai *codec_dai, @@ -407,19 +430,19 @@ if (ret) goto error_ret; - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S8: + switch (params_width(params)) { + case 8: companding = companding | (1 << 5); break; - case SNDRV_PCM_FORMAT_S16_LE: + case 16: break; - case SNDRV_PCM_FORMAT_S20_3LE: + case 20: iface |= (1 << 5); break; - case SNDRV_PCM_FORMAT_S24_LE: + case 24: iface |= (2 << 5); break; - case SNDRV_PCM_FORMAT_S32_LE: + case 32: iface |= (3 << 5); break; } @@ -446,6 +469,7 @@ static int wm8940_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { + struct wm8940_priv *wm8940 = snd_soc_codec_get_drvdata(codec); u16 val; u16 pwr_reg = snd_soc_read(codec, WM8940_POWER1) & 0x1F0; int ret = 0; @@ -468,8 +492,8 @@ ret = snd_soc_write(codec, WM8940_POWER1, pwr_reg | 0x1); break; case SND_SOC_BIAS_STANDBY: - if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { - ret = snd_soc_cache_sync(codec); + if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { + ret = regcache_sync(wm8940->regmap); if (ret < 0) { dev_err(codec->dev, "Failed to sync cache: %d\n", ret); return ret; @@ -486,8 +510,6 @@ break; } - codec->dapm.bias_level = level; - return ret; } @@ -671,37 +693,19 @@ .symmetric_rates = 1, }; -static int wm8940_suspend(struct snd_soc_codec *codec) -{ - return wm8940_set_bias_level(codec, SND_SOC_BIAS_OFF); -} - -static int wm8940_resume(struct snd_soc_codec *codec) -{ - wm8940_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - return 0; -} - static int wm8940_probe(struct snd_soc_codec *codec) { - struct wm8940_priv *wm8940 = snd_soc_codec_get_drvdata(codec); struct wm8940_setup_data *pdata = codec->dev->platform_data; int ret; u16 reg; - ret = snd_soc_codec_set_cache_io(codec, 8, 16, wm8940->control_type); - if (ret < 0) { - dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); - return ret; - } - ret = wm8940_reset(codec); if (ret < 0) { dev_err(codec->dev, "Failed to issue reset\n"); return ret; } - wm8940_set_bias_level(codec, SND_SOC_BIAS_STANDBY); + snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY); ret = snd_soc_write(codec, WM8940_POWER1, 0x180); if (ret < 0) @@ -716,30 +720,32 @@ return ret; } - ret = snd_soc_add_codec_controls(codec, wm8940_snd_controls, - ARRAY_SIZE(wm8940_snd_controls)); - if (ret) - return ret; - ret = wm8940_add_widgets(codec); return ret; } -static int wm8940_remove(struct snd_soc_codec *codec) -{ - wm8940_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; -} - static struct snd_soc_codec_driver soc_codec_dev_wm8940 = { .probe = wm8940_probe, - .remove = wm8940_remove, - .suspend = wm8940_suspend, - .resume = wm8940_resume, .set_bias_level = wm8940_set_bias_level, - .reg_cache_size = ARRAY_SIZE(wm8940_reg_defaults), - .reg_word_size = sizeof(u16), - .reg_cache_default = wm8940_reg_defaults, - .volatile_register = wm8940_volatile_register, + .suspend_bias_off = true, + + .controls = wm8940_snd_controls, + .num_controls = ARRAY_SIZE(wm8940_snd_controls), + .dapm_widgets = wm8940_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(wm8940_dapm_widgets), + .dapm_routes = wm8940_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(wm8940_dapm_routes), +}; + +static const struct regmap_config wm8940_regmap = { + .reg_bits = 8, + .val_bits = 16, + + .max_register = WM8940_MONOMIX, + .reg_defaults = wm8940_reg_defaults, + .num_reg_defaults = ARRAY_SIZE(wm8940_reg_defaults), + + .readable_reg = wm8940_readable_register, + .volatile_reg = wm8940_volatile_register, }; static int wm8940_i2c_probe(struct i2c_client *i2c, @@ -753,8 +759,11 @@ if (wm8940 == NULL) return -ENOMEM; + wm8940->regmap = devm_regmap_init_i2c(i2c, &wm8940_regmap); + if (IS_ERR(wm8940->regmap)) + return PTR_ERR(wm8940->regmap); + i2c_set_clientdata(i2c, wm8940); - wm8940->control_type = SND_SOC_I2C; ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm8940, &wm8940_dai, 1); @@ -778,7 +787,6 @@ static struct i2c_driver wm8940_i2c_driver = { .driver = { .name = "wm8940", - .owner = THIS_MODULE, }, .probe = wm8940_i2c_probe, .remove = wm8940_i2c_remove,