diff options
Diffstat (limited to 'sound/soc/codecs/wm8994.c')
| -rw-r--r-- | sound/soc/codecs/wm8994.c | 270 |
1 files changed, 213 insertions, 57 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index b393f9fac97a..e5372675123d 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -107,6 +107,7 @@ static int wm8994_volatile(struct snd_soc_codec *codec, unsigned int reg) case WM8994_LDO_2: case WM8958_DSP2_EXECCONTROL: case WM8958_MIC_DETECT_3: + case WM8994_DC_SERVO_4E: return 1; default: return 0; @@ -281,6 +282,7 @@ static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1); static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0); static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0); static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); +static const DECLARE_TLV_DB_SCALE(ng_tlv, -10200, 600, 0); #define WM8994_DRC_SWITCH(xname, reg, shift) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ @@ -660,8 +662,45 @@ SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0, eq_tlv), }; +static const char *wm8958_ng_text[] = { + "30ms", "125ms", "250ms", "500ms", +}; + +static const struct soc_enum wm8958_aif1dac1_ng_hold = + SOC_ENUM_SINGLE(WM8958_AIF1_DAC1_NOISE_GATE, + WM8958_AIF1DAC1_NG_THR_SHIFT, 4, wm8958_ng_text); + +static const struct soc_enum wm8958_aif1dac2_ng_hold = + SOC_ENUM_SINGLE(WM8958_AIF1_DAC2_NOISE_GATE, + WM8958_AIF1DAC2_NG_THR_SHIFT, 4, wm8958_ng_text); + +static const struct soc_enum wm8958_aif2dac_ng_hold = + SOC_ENUM_SINGLE(WM8958_AIF2_DAC_NOISE_GATE, + WM8958_AIF2DAC_NG_THR_SHIFT, 4, wm8958_ng_text); + static const struct snd_kcontrol_new wm8958_snd_controls[] = { SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv), + +SOC_SINGLE("AIF1DAC1 Noise Gate Switch", WM8958_AIF1_DAC1_NOISE_GATE, + WM8958_AIF1DAC1_NG_ENA_SHIFT, 1, 0), +SOC_ENUM("AIF1DAC1 Noise Gate Hold Time", wm8958_aif1dac1_ng_hold), +SOC_SINGLE_TLV("AIF1DAC1 Noise Gate Threshold Volume", + WM8958_AIF1_DAC1_NOISE_GATE, WM8958_AIF1DAC1_NG_THR_SHIFT, + 7, 1, ng_tlv), + +SOC_SINGLE("AIF1DAC2 Noise Gate Switch", WM8958_AIF1_DAC2_NOISE_GATE, + WM8958_AIF1DAC2_NG_ENA_SHIFT, 1, 0), +SOC_ENUM("AIF1DAC2 Noise Gate Hold Time", wm8958_aif1dac2_ng_hold), +SOC_SINGLE_TLV("AIF1DAC2 Noise Gate Threshold Volume", + WM8958_AIF1_DAC2_NOISE_GATE, WM8958_AIF1DAC2_NG_THR_SHIFT, + 7, 1, ng_tlv), + +SOC_SINGLE("AIF2DAC Noise Gate Switch", WM8958_AIF2_DAC_NOISE_GATE, + WM8958_AIF2DAC_NG_ENA_SHIFT, 1, 0), +SOC_ENUM("AIF2DAC Noise Gate Hold Time", wm8958_aif2dac_ng_hold), +SOC_SINGLE_TLV("AIF2DAC Noise Gate Threshold Volume", + WM8958_AIF2_DAC_NOISE_GATE, WM8958_AIF2DAC_NG_THR_SHIFT, + 7, 1, ng_tlv), }; static int clk_sys_event(struct snd_soc_dapm_widget *w, @@ -681,6 +720,97 @@ static int clk_sys_event(struct snd_soc_dapm_widget *w, return 0; } +static void vmid_reference(struct snd_soc_codec *codec) +{ + struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); + + wm8994->vmid_refcount++; + + dev_dbg(codec->dev, "Referencing VMID, refcount is now %d\n", + wm8994->vmid_refcount); + + if (wm8994->vmid_refcount == 1) { + /* Startup bias, VMID ramp & buffer */ + snd_soc_update_bits(codec, WM8994_ANTIPOP_2, + WM8994_STARTUP_BIAS_ENA | + WM8994_VMID_BUF_ENA | + WM8994_VMID_RAMP_MASK, + WM8994_STARTUP_BIAS_ENA | + WM8994_VMID_BUF_ENA | + (0x11 << WM8994_VMID_RAMP_SHIFT)); + + /* Main bias enable, VMID=2x40k */ + snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, + WM8994_BIAS_ENA | + WM8994_VMID_SEL_MASK, + WM8994_BIAS_ENA | 0x2); + + msleep(20); + } +} + +static void vmid_dereference(struct snd_soc_codec *codec) +{ + struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); + + wm8994->vmid_refcount--; + + dev_dbg(codec->dev, "Dereferencing VMID, refcount is now %d\n", + wm8994->vmid_refcount); + + if (wm8994->vmid_refcount == 0) { + /* Switch over to startup biases */ + snd_soc_update_bits(codec, WM8994_ANTIPOP_2, + WM8994_BIAS_SRC | + WM8994_STARTUP_BIAS_ENA | + WM8994_VMID_BUF_ENA | + WM8994_VMID_RAMP_MASK, + WM8994_BIAS_SRC | + WM8994_STARTUP_BIAS_ENA | + WM8994_VMID_BUF_ENA | + (1 << WM8994_VMID_RAMP_SHIFT)); + + /* Disable main biases */ + snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, + WM8994_BIAS_ENA | + WM8994_VMID_SEL_MASK, 0); + + /* Discharge line */ + snd_soc_update_bits(codec, WM8994_ANTIPOP_1, + WM8994_LINEOUT1_DISCH | + WM8994_LINEOUT2_DISCH, + WM8994_LINEOUT1_DISCH | + WM8994_LINEOUT2_DISCH); + + msleep(5); + + /* Switch off startup biases */ + snd_soc_update_bits(codec, WM8994_ANTIPOP_2, + WM8994_BIAS_SRC | + WM8994_STARTUP_BIAS_ENA | + WM8994_VMID_BUF_ENA | + WM8994_VMID_RAMP_MASK, 0); + } +} + +static int vmid_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + vmid_reference(codec); + break; + + case SND_SOC_DAPM_POST_PMD: + vmid_dereference(codec); + break; + } + + return 0; +} + static void wm8994_update_class_w(struct snd_soc_codec *codec) { struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); @@ -1208,6 +1338,8 @@ SND_SOC_DAPM_INPUT("Clock"), SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev, SND_SOC_DAPM_PRE_PMU), +SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, vmid_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), @@ -1525,6 +1657,8 @@ static const struct snd_soc_dapm_route wm8994_revd_intercon[] = { static const struct snd_soc_dapm_route wm8994_intercon[] = { { "AIF2DACL", NULL, "AIF2DAC Mux" }, { "AIF2DACR", NULL, "AIF2DAC Mux" }, + { "MICBIAS1", NULL, "VMID" }, + { "MICBIAS2", NULL, "VMID" }, }; static const struct snd_soc_dapm_route wm8958_intercon[] = { @@ -1629,10 +1763,12 @@ static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src, unsigned int freq_in, unsigned int freq_out) { struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); + struct wm8994 *control = codec->control_data; int reg_offset, ret; struct fll_div fll; u16 reg, aif1, aif2; unsigned long timeout; + bool was_enabled; aif1 = snd_soc_read(codec, WM8994_AIF1_CLOCKING_1) & WM8994_AIF1CLK_ENA; @@ -1653,6 +1789,9 @@ static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src, return -EINVAL; } + reg = snd_soc_read(codec, WM8994_FLL1_CONTROL_1 + reg_offset); + was_enabled = reg & WM8994_FLL1_ENA; + switch (src) { case 0: /* Allow no source specification when stopping */ @@ -1719,6 +1858,21 @@ static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src, /* Enable (with fractional mode if required) */ if (freq_out) { + /* Enable VMID if we need it */ + if (!was_enabled) { + switch (control->type) { + case WM8994: + vmid_reference(codec); + break; + case WM8958: + if (wm8994->revision < 1) + vmid_reference(codec); + break; + default: + break; + } + } + if (fll.k) reg = WM8994_FLL1_ENA | WM8994_FLL1_FRAC; else @@ -1736,6 +1890,20 @@ static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src, } else { msleep(5); } + } else { + if (was_enabled) { + switch (control->type) { + case WM8994: + vmid_dereference(codec); + break; + case WM8958: + if (wm8994->revision < 1) + vmid_dereference(codec); + break; + default: + break; + } + } } wm8994->fll[id].in = freq_in; @@ -1852,9 +2020,6 @@ static int wm8994_set_bias_level(struct snd_soc_codec *codec, break; case SND_SOC_BIAS_PREPARE: - /* VMID=2x40k */ - snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, - WM8994_VMID_SEL_MASK, 0x2); break; case SND_SOC_BIAS_STANDBY: @@ -1896,65 +2061,13 @@ static int wm8994_set_bias_level(struct snd_soc_codec *codec, WM8994_LINEOUT2_DISCH, WM8994_LINEOUT1_DISCH | WM8994_LINEOUT2_DISCH); - - /* Startup bias, VMID ramp & buffer */ - snd_soc_update_bits(codec, WM8994_ANTIPOP_2, - WM8994_STARTUP_BIAS_ENA | - WM8994_VMID_BUF_ENA | - WM8994_VMID_RAMP_MASK, - WM8994_STARTUP_BIAS_ENA | - WM8994_VMID_BUF_ENA | - (0x11 << WM8994_VMID_RAMP_SHIFT)); - - /* Main bias enable, VMID=2x40k */ - snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, - WM8994_BIAS_ENA | - WM8994_VMID_SEL_MASK, - WM8994_BIAS_ENA | 0x2); - - msleep(20); } - /* VMID=2x500k */ - snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, - WM8994_VMID_SEL_MASK, 0x4); break; case SND_SOC_BIAS_OFF: if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) { - /* Switch over to startup biases */ - snd_soc_update_bits(codec, WM8994_ANTIPOP_2, - WM8994_BIAS_SRC | - WM8994_STARTUP_BIAS_ENA | - WM8994_VMID_BUF_ENA | - WM8994_VMID_RAMP_MASK, - WM8994_BIAS_SRC | - WM8994_STARTUP_BIAS_ENA | - WM8994_VMID_BUF_ENA | - (1 << WM8994_VMID_RAMP_SHIFT)); - - /* Disable main biases */ - snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, - WM8994_BIAS_ENA | - WM8994_VMID_SEL_MASK, 0); - - /* Discharge line */ - snd_soc_update_bits(codec, WM8994_ANTIPOP_1, - WM8994_LINEOUT1_DISCH | - WM8994_LINEOUT2_DISCH, - WM8994_LINEOUT1_DISCH | - WM8994_LINEOUT2_DISCH); - - msleep(5); - - /* Switch off startup biases */ - snd_soc_update_bits(codec, WM8994_ANTIPOP_2, - WM8994_BIAS_SRC | - WM8994_STARTUP_BIAS_ENA | - WM8994_VMID_BUF_ENA | - WM8994_VMID_RAMP_MASK, 0); - wm8994->cur_fw = NULL; pm_runtime_put(codec->dev); @@ -2384,6 +2497,21 @@ static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate) return snd_soc_update_bits(codec, reg, mask, val); } +static int wm8994_aif2_probe(struct snd_soc_dai *dai) +{ + struct snd_soc_codec *codec = dai->codec; + + /* Disable the pulls on the AIF if we're using it to save power. */ + snd_soc_update_bits(codec, WM8994_GPIO_3, + WM8994_GPN_PU | WM8994_GPN_PD, 0); + snd_soc_update_bits(codec, WM8994_GPIO_4, + WM8994_GPN_PU | WM8994_GPN_PD, 0); + snd_soc_update_bits(codec, WM8994_GPIO_5, + WM8994_GPN_PU | WM8994_GPN_PD, 0); + + return 0; +} + #define WM8994_RATES SNDRV_PCM_RATE_8000_96000 #define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ @@ -2451,6 +2579,7 @@ static struct snd_soc_dai_driver wm8994_dai[] = { .rates = WM8994_RATES, .formats = WM8994_FORMATS, }, + .probe = wm8994_aif2_probe, .ops = &wm8994_aif2_dai_ops, }, { @@ -2916,6 +3045,24 @@ static irqreturn_t wm8994_fifo_error(int irq, void *data) return IRQ_HANDLED; } +static irqreturn_t wm8994_temp_warn(int irq, void *data) +{ + struct snd_soc_codec *codec = data; + + dev_err(codec->dev, "Thermal warning\n"); + + return IRQ_HANDLED; +} + +static irqreturn_t wm8994_temp_shut(int irq, void *data) +{ + struct snd_soc_codec *codec = data; + + dev_crit(codec->dev, "Thermal shutdown\n"); + + return IRQ_HANDLED; +} + static int wm8994_codec_probe(struct snd_soc_codec *codec) { struct wm8994 *control; @@ -2972,13 +3119,14 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec) switch (wm8994->revision) { case 2: case 3: - wm8994->hubs.dcs_codes = -5; + wm8994->hubs.dcs_codes_l = -5; + wm8994->hubs.dcs_codes_r = -5; wm8994->hubs.hp_startup_mode = 1; wm8994->hubs.dcs_readback_mode = 1; wm8994->hubs.series_startup = 1; break; default: - wm8994->hubs.dcs_readback_mode = 1; + wm8994->hubs.dcs_readback_mode = 2; break; } break; @@ -2993,6 +3141,10 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec) wm8994_request_irq(codec->control_data, WM8994_IRQ_FIFOS_ERR, wm8994_fifo_error, "FIFO error", codec); + wm8994_request_irq(wm8994->control_data, WM8994_IRQ_TEMP_WARN, + wm8994_temp_warn, "Thermal warning", codec); + wm8994_request_irq(wm8994->control_data, WM8994_IRQ_TEMP_SHUT, + wm8994_temp_shut, "Thermal shutdown", codec); ret = wm8994_request_irq(codec->control_data, WM8994_IRQ_DCS_DONE, wm_hubs_dcs_done, "DC servo done", @@ -3257,6 +3409,8 @@ err_irq: wm8994_free_irq(codec->control_data, WM8994_IRQ_DCS_DONE, &wm8994->hubs); wm8994_free_irq(codec->control_data, WM8994_IRQ_FIFOS_ERR, codec); + wm8994_free_irq(codec->control_data, WM8994_IRQ_TEMP_SHUT, codec); + wm8994_free_irq(codec->control_data, WM8994_IRQ_TEMP_WARN, codec); err: kfree(wm8994); return ret; @@ -3279,6 +3433,8 @@ static int wm8994_codec_remove(struct snd_soc_codec *codec) wm8994_free_irq(codec->control_data, WM8994_IRQ_DCS_DONE, &wm8994->hubs); wm8994_free_irq(codec->control_data, WM8994_IRQ_FIFOS_ERR, codec); + wm8994_free_irq(codec->control_data, WM8994_IRQ_TEMP_SHUT, codec); + wm8994_free_irq(codec->control_data, WM8994_IRQ_TEMP_WARN, codec); switch (control->type) { case WM8994: |