diff options
Diffstat (limited to 'kernel/sound/soc/codecs/arizona.c')
| -rw-r--r-- | kernel/sound/soc/codecs/arizona.c | 348 |
1 files changed, 320 insertions, 28 deletions
diff --git a/kernel/sound/soc/codecs/arizona.c b/kernel/sound/soc/codecs/arizona.c index ee91edcf3..93b400800 100644 --- a/kernel/sound/soc/codecs/arizona.c +++ b/kernel/sound/soc/codecs/arizona.c @@ -147,6 +147,8 @@ static int arizona_spk_ev(struct snd_soc_dapm_widget *w, 0x4f5, 0x0da); } break; + default: + break; } return 0; @@ -208,11 +210,12 @@ static const struct snd_soc_dapm_widget arizona_spkr = int arizona_init_spk(struct snd_soc_codec *codec) { + struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); struct arizona *arizona = priv->arizona; int ret; - ret = snd_soc_dapm_new_controls(&codec->dapm, &arizona_spkl, 1); + ret = snd_soc_dapm_new_controls(dapm, &arizona_spkl, 1); if (ret != 0) return ret; @@ -220,8 +223,7 @@ int arizona_init_spk(struct snd_soc_codec *codec) case WM8997: break; default: - ret = snd_soc_dapm_new_controls(&codec->dapm, - &arizona_spkr, 1); + ret = snd_soc_dapm_new_controls(dapm, &arizona_spkr, 1); if (ret != 0) return ret; break; @@ -258,13 +260,14 @@ static const struct snd_soc_dapm_route arizona_mono_routes[] = { int arizona_init_mono(struct snd_soc_codec *codec) { + struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); struct arizona *arizona = priv->arizona; int i; for (i = 0; i < ARIZONA_MAX_OUTPUT; ++i) { if (arizona->pdata.out_mono[i]) - snd_soc_dapm_add_routes(&codec->dapm, + snd_soc_dapm_add_routes(dapm, &arizona_mono_routes[i], 1); } @@ -274,6 +277,7 @@ EXPORT_SYMBOL_GPL(arizona_init_mono); int arizona_init_gpio(struct snd_soc_codec *codec) { + struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); struct arizona *arizona = priv->arizona; int i; @@ -281,23 +285,21 @@ int arizona_init_gpio(struct snd_soc_codec *codec) switch (arizona->type) { case WM5110: case WM8280: - snd_soc_dapm_disable_pin(&codec->dapm, "DRC2 Signal Activity"); + snd_soc_dapm_disable_pin(dapm, "DRC2 Signal Activity"); break; default: break; } - snd_soc_dapm_disable_pin(&codec->dapm, "DRC1 Signal Activity"); + snd_soc_dapm_disable_pin(dapm, "DRC1 Signal Activity"); for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) { switch (arizona->pdata.gpio_defaults[i] & ARIZONA_GPN_FN_MASK) { case ARIZONA_GP_FN_DRC1_SIGNAL_DETECT: - snd_soc_dapm_enable_pin(&codec->dapm, - "DRC1 Signal Activity"); + snd_soc_dapm_enable_pin(dapm, "DRC1 Signal Activity"); break; case ARIZONA_GP_FN_DRC2_SIGNAL_DETECT: - snd_soc_dapm_enable_pin(&codec->dapm, - "DRC2 Signal Activity"); + snd_soc_dapm_enable_pin(dapm, "DRC2 Signal Activity"); break; default: break; @@ -314,6 +316,7 @@ const char *arizona_mixer_texts[ARIZONA_NUM_MIXER_INPUTS] = { "Tone Generator 2", "Haptics", "AEC", + "AEC2", "Mic Mute Mixer", "Noise Generator", "IN1L", @@ -421,6 +424,7 @@ int arizona_mixer_values[ARIZONA_NUM_MIXER_INPUTS] = { 0x05, 0x06, /* Haptics */ 0x08, /* AEC */ + 0x09, /* AEC2 */ 0x0c, /* Noise mixer */ 0x0d, /* Comfort noise */ 0x10, /* IN1L */ @@ -525,6 +529,32 @@ EXPORT_SYMBOL_GPL(arizona_mixer_values); const DECLARE_TLV_DB_SCALE(arizona_mixer_tlv, -3200, 100, 0); EXPORT_SYMBOL_GPL(arizona_mixer_tlv); +const char * const arizona_sample_rate_text[ARIZONA_SAMPLE_RATE_ENUM_SIZE] = { + "12kHz", "24kHz", "48kHz", "96kHz", "192kHz", + "11.025kHz", "22.05kHz", "44.1kHz", "88.2kHz", "176.4kHz", + "4kHz", "8kHz", "16kHz", "32kHz", +}; +EXPORT_SYMBOL_GPL(arizona_sample_rate_text); + +const unsigned int arizona_sample_rate_val[ARIZONA_SAMPLE_RATE_ENUM_SIZE] = { + 0x01, 0x02, 0x03, 0x04, 0x05, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, + 0x10, 0x11, 0x12, 0x13, +}; +EXPORT_SYMBOL_GPL(arizona_sample_rate_val); + +const char *arizona_sample_rate_val_to_name(unsigned int rate_val) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(arizona_sample_rate_val); ++i) { + if (arizona_sample_rate_val[i] == rate_val) + return arizona_sample_rate_text[i]; + } + + return "Illegal"; +} +EXPORT_SYMBOL_GPL(arizona_sample_rate_val_to_name); + const char *arizona_rate_text[ARIZONA_RATE_ENUM_SIZE] = { "SYNCCLK rate", "8kHz", "16kHz", "ASYNCCLK rate", }; @@ -689,6 +719,15 @@ static void arizona_in_set_vu(struct snd_soc_codec *codec, int ena) ARIZONA_IN_VU, val); } +bool arizona_input_analog(struct snd_soc_codec *codec, int shift) +{ + unsigned int reg = ARIZONA_IN1L_CONTROL + ((shift / 2) * 8); + unsigned int val = snd_soc_read(codec, reg); + + return !(val & ARIZONA_IN1_MODE_MASK); +} +EXPORT_SYMBOL_GPL(arizona_input_analog); + int arizona_in_ev(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { @@ -725,6 +764,9 @@ int arizona_in_ev(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, reg = snd_soc_read(codec, ARIZONA_INPUT_ENABLES); if (reg == 0) arizona_in_set_vu(codec, 0); + break; + default: + break; } return 0; @@ -806,6 +848,8 @@ int arizona_out_ev(struct snd_soc_dapm_widget *w, break; } break; + default: + break; } return 0; @@ -851,24 +895,146 @@ int arizona_hp_ev(struct snd_soc_dapm_widget *w, } EXPORT_SYMBOL_GPL(arizona_hp_ev); -static unsigned int arizona_sysclk_48k_rates[] = { +static int arizona_dvfs_enable(struct snd_soc_codec *codec) +{ + const struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); + struct arizona *arizona = priv->arizona; + int ret; + + ret = regulator_set_voltage(arizona->dcvdd, 1800000, 1800000); + if (ret) { + dev_err(codec->dev, "Failed to boost DCVDD: %d\n", ret); + return ret; + } + + ret = regmap_update_bits(arizona->regmap, + ARIZONA_DYNAMIC_FREQUENCY_SCALING_1, + ARIZONA_SUBSYS_MAX_FREQ, + ARIZONA_SUBSYS_MAX_FREQ); + if (ret) { + dev_err(codec->dev, "Failed to enable subsys max: %d\n", ret); + regulator_set_voltage(arizona->dcvdd, 1200000, 1800000); + return ret; + } + + return 0; +} + +static int arizona_dvfs_disable(struct snd_soc_codec *codec) +{ + const struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); + struct arizona *arizona = priv->arizona; + int ret; + + ret = regmap_update_bits(arizona->regmap, + ARIZONA_DYNAMIC_FREQUENCY_SCALING_1, + ARIZONA_SUBSYS_MAX_FREQ, 0); + if (ret) { + dev_err(codec->dev, "Failed to disable subsys max: %d\n", ret); + return ret; + } + + ret = regulator_set_voltage(arizona->dcvdd, 1200000, 1800000); + if (ret) { + dev_err(codec->dev, "Failed to unboost DCVDD: %d\n", ret); + return ret; + } + + return 0; +} + +int arizona_dvfs_up(struct snd_soc_codec *codec, unsigned int flags) +{ + struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); + int ret = 0; + + mutex_lock(&priv->dvfs_lock); + + if (!priv->dvfs_cached && !priv->dvfs_reqs) { + ret = arizona_dvfs_enable(codec); + if (ret) + goto err; + } + + priv->dvfs_reqs |= flags; +err: + mutex_unlock(&priv->dvfs_lock); + return ret; +} +EXPORT_SYMBOL_GPL(arizona_dvfs_up); + +int arizona_dvfs_down(struct snd_soc_codec *codec, unsigned int flags) +{ + struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); + unsigned int old_reqs; + int ret = 0; + + mutex_lock(&priv->dvfs_lock); + + old_reqs = priv->dvfs_reqs; + priv->dvfs_reqs &= ~flags; + + if (!priv->dvfs_cached && old_reqs && !priv->dvfs_reqs) + ret = arizona_dvfs_disable(codec); + + mutex_unlock(&priv->dvfs_lock); + return ret; +} +EXPORT_SYMBOL_GPL(arizona_dvfs_down); + +int arizona_dvfs_sysclk_ev(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); + struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); + int ret = 0; + + mutex_lock(&priv->dvfs_lock); + + switch (event) { + case SND_SOC_DAPM_POST_PMU: + if (priv->dvfs_reqs) + ret = arizona_dvfs_enable(codec); + + priv->dvfs_cached = false; + break; + case SND_SOC_DAPM_PRE_PMD: + /* We must ensure DVFS is disabled before the codec goes into + * suspend so that we are never in an illegal state of DVFS + * enabled without enough DCVDD + */ + priv->dvfs_cached = true; + + if (priv->dvfs_reqs) + ret = arizona_dvfs_disable(codec); + break; + default: + break; + } + + mutex_unlock(&priv->dvfs_lock); + return ret; +} +EXPORT_SYMBOL_GPL(arizona_dvfs_sysclk_ev); + +void arizona_init_dvfs(struct arizona_priv *priv) +{ + mutex_init(&priv->dvfs_lock); +} +EXPORT_SYMBOL_GPL(arizona_init_dvfs); + +static unsigned int arizona_opclk_ref_48k_rates[] = { 6144000, 12288000, 24576000, 49152000, - 73728000, - 98304000, - 147456000, }; -static unsigned int arizona_sysclk_44k1_rates[] = { +static unsigned int arizona_opclk_ref_44k1_rates[] = { 5644800, 11289600, 22579200, 45158400, - 67737600, - 90316800, - 135475200, }; static int arizona_set_opclk(struct snd_soc_codec *codec, unsigned int clk, @@ -893,11 +1059,11 @@ static int arizona_set_opclk(struct snd_soc_codec *codec, unsigned int clk, } if (refclk % 8000) - rates = arizona_sysclk_44k1_rates; + rates = arizona_opclk_ref_44k1_rates; else - rates = arizona_sysclk_48k_rates; + rates = arizona_opclk_ref_48k_rates; - for (ref = 0; ref < ARRAY_SIZE(arizona_sysclk_48k_rates) && + for (ref = 0; ref < ARRAY_SIZE(arizona_opclk_ref_48k_rates) && rates[ref] <= refclk; ref++) { div = 1; while (rates[ref] / div >= freq && div < 32) { @@ -1238,7 +1404,7 @@ static void arizona_wm5102_set_dac_comp(struct snd_soc_codec *codec, { struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); struct arizona *arizona = priv->arizona; - struct reg_default dac_comp[] = { + struct reg_sequence dac_comp[] = { { 0x80, 0x3 }, { ARIZONA_DAC_COMP_1, 0 }, { ARIZONA_DAC_COMP_2, 0 }, @@ -1266,7 +1432,7 @@ static int arizona_hw_params_rate(struct snd_pcm_substream *substream, struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; int base = dai->driver->base; - int i, sr_val; + int i, sr_val, ret; /* * We will need to be more flexible than this in future, @@ -1282,6 +1448,23 @@ static int arizona_hw_params_rate(struct snd_pcm_substream *substream, } sr_val = i; + switch (priv->arizona->type) { + case WM5102: + case WM8997: + if (arizona_sr_vals[sr_val] >= 88200) + ret = arizona_dvfs_up(codec, ARIZONA_DVFS_SR1_RQ); + else + ret = arizona_dvfs_down(codec, ARIZONA_DVFS_SR1_RQ); + + if (ret) { + arizona_aif_err(dai, "Failed to change DVFS %d\n", ret); + return ret; + } + break; + default: + break; + } + switch (dai_priv->clk) { case ARIZONA_CLK_SYSCLK: switch (priv->arizona->type) { @@ -1354,12 +1537,12 @@ static int arizona_hw_params(struct snd_pcm_substream *substream, bool reconfig; unsigned int aif_tx_state, aif_rx_state; - if (params_rate(params) % 8000) + if (params_rate(params) % 4000) rates = &arizona_44k1_bclk_rates[0]; else rates = &arizona_48k_bclk_rates[0]; - wl = snd_pcm_format_width(params_format(params)); + wl = params_width(params); if (tdm_slots) { arizona_aif_dbg(dai, "Configuring for %d %d bit TDM slots\n", @@ -1474,6 +1657,7 @@ static int arizona_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { struct snd_soc_codec *codec = dai->codec; + struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; struct snd_soc_dapm_route routes[2]; @@ -1504,15 +1688,15 @@ static int arizona_dai_set_sysclk(struct snd_soc_dai *dai, routes[0].source = arizona_dai_clk_str(dai_priv->clk); routes[1].source = arizona_dai_clk_str(dai_priv->clk); - snd_soc_dapm_del_routes(&codec->dapm, routes, ARRAY_SIZE(routes)); + snd_soc_dapm_del_routes(dapm, routes, ARRAY_SIZE(routes)); routes[0].source = arizona_dai_clk_str(clk_id); routes[1].source = arizona_dai_clk_str(clk_id); - snd_soc_dapm_add_routes(&codec->dapm, routes, ARRAY_SIZE(routes)); + snd_soc_dapm_add_routes(dapm, routes, ARRAY_SIZE(routes)); dai_priv->clk = clk_id; - return snd_soc_dapm_sync(&codec->dapm); + return snd_soc_dapm_sync(dapm); } static int arizona_set_tristate(struct snd_soc_dai *dai, int tristate) @@ -1722,6 +1906,11 @@ static int arizona_calc_fratio(struct arizona_fll *fll, if (fll->arizona->rev < 3 || sync) return init_ratio; break; + case WM8998: + case WM1814: + if (sync) + return init_ratio; + break; default: return init_ratio; } @@ -2131,6 +2320,109 @@ int arizona_set_output_mode(struct snd_soc_codec *codec, int output, bool diff) } EXPORT_SYMBOL_GPL(arizona_set_output_mode); +static const struct soc_enum arizona_adsp2_rate_enum[] = { + SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP1_CONTROL_1, + ARIZONA_DSP1_RATE_SHIFT, 0xf, + ARIZONA_RATE_ENUM_SIZE, + arizona_rate_text, arizona_rate_val), + SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP2_CONTROL_1, + ARIZONA_DSP1_RATE_SHIFT, 0xf, + ARIZONA_RATE_ENUM_SIZE, + arizona_rate_text, arizona_rate_val), + SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP3_CONTROL_1, + ARIZONA_DSP1_RATE_SHIFT, 0xf, + ARIZONA_RATE_ENUM_SIZE, + arizona_rate_text, arizona_rate_val), + SOC_VALUE_ENUM_SINGLE(ARIZONA_DSP4_CONTROL_1, + ARIZONA_DSP1_RATE_SHIFT, 0xf, + ARIZONA_RATE_ENUM_SIZE, + arizona_rate_text, arizona_rate_val), +}; + +const struct snd_kcontrol_new arizona_adsp2_rate_controls[] = { + SOC_ENUM("DSP1 Rate", arizona_adsp2_rate_enum[0]), + SOC_ENUM("DSP2 Rate", arizona_adsp2_rate_enum[1]), + SOC_ENUM("DSP3 Rate", arizona_adsp2_rate_enum[2]), + SOC_ENUM("DSP4 Rate", arizona_adsp2_rate_enum[3]), +}; +EXPORT_SYMBOL_GPL(arizona_adsp2_rate_controls); + +static bool arizona_eq_filter_unstable(bool mode, __be16 _a, __be16 _b) +{ + s16 a = be16_to_cpu(_a); + s16 b = be16_to_cpu(_b); + + if (!mode) { + return abs(a) >= 4096; + } else { + if (abs(b) >= 4096) + return true; + + return (abs((a << 16) / (4096 - b)) >= 4096 << 4); + } +} + +int arizona_eq_coeff_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); + struct arizona *arizona = dev_get_drvdata(codec->dev->parent); + struct soc_bytes *params = (void *)kcontrol->private_value; + unsigned int val; + __be16 *data; + int len; + int ret; + + len = params->num_regs * regmap_get_val_bytes(arizona->regmap); + + data = kmemdup(ucontrol->value.bytes.data, len, GFP_KERNEL | GFP_DMA); + if (!data) + return -ENOMEM; + + data[0] &= cpu_to_be16(ARIZONA_EQ1_B1_MODE); + + if (arizona_eq_filter_unstable(!!data[0], data[1], data[2]) || + arizona_eq_filter_unstable(true, data[4], data[5]) || + arizona_eq_filter_unstable(true, data[8], data[9]) || + arizona_eq_filter_unstable(true, data[12], data[13]) || + arizona_eq_filter_unstable(false, data[16], data[17])) { + dev_err(arizona->dev, "Rejecting unstable EQ coefficients\n"); + ret = -EINVAL; + goto out; + } + + ret = regmap_read(arizona->regmap, params->base, &val); + if (ret != 0) + goto out; + + val &= ~ARIZONA_EQ1_B1_MODE; + data[0] |= cpu_to_be16(val); + + ret = regmap_raw_write(arizona->regmap, params->base, data, len); + +out: + kfree(data); + return ret; +} +EXPORT_SYMBOL_GPL(arizona_eq_coeff_put); + +int arizona_lhpf_coeff_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); + struct arizona *arizona = dev_get_drvdata(codec->dev->parent); + __be16 *data = (__be16 *)ucontrol->value.bytes.data; + s16 val = be16_to_cpu(*data); + + if (abs(val) >= 4096) { + dev_err(arizona->dev, "Rejecting unstable LHPF coefficients\n"); + return -EINVAL; + } + + return snd_soc_bytes_put(kcontrol, ucontrol); +} +EXPORT_SYMBOL_GPL(arizona_lhpf_coeff_put); + MODULE_DESCRIPTION("ASoC Wolfson Arizona class device support"); MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); MODULE_LICENSE("GPL"); |