Merge branch 'msm-fix' of git://codeaurora.org/quic/kernel/davidb/linux-msm into...
[pandora-kernel.git] / sound / soc / codecs / wm8962.c
index d2c315f..91d3c6d 100644 (file)
@@ -63,6 +63,8 @@ struct wm8962_priv {
        int fll_fref;
        int fll_fout;
 
+       u16 dsp2_ena;
+
        struct delayed_work mic_work;
        struct snd_soc_jack *jack;
 
@@ -837,7 +839,7 @@ static const struct wm8962_reg_access {
        [40] = { 0x00FF, 0x01FF, 0x0000 }, /* R40    - SPKOUTL volume */
        [41] = { 0x00FF, 0x01FF, 0x0000 }, /* R41    - SPKOUTR volume */
 
-       [47] = { 0x000F, 0x0000, 0x0000 }, /* R47    - Thermal Shutdown Status */
+       [47] = { 0x000F, 0x0000, 0xFFFF }, /* R47    - Thermal Shutdown Status */
        [48] = { 0x7EC7, 0x7E07, 0xFFFF }, /* R48    - Additional Control (4) */
        [49] = { 0x00D3, 0x00D7, 0xFFFF }, /* R49    - Class D Control 1 */
        [51] = { 0x0047, 0x0047, 0x0000 }, /* R51    - Class D Control 2 */
@@ -965,7 +967,7 @@ static const struct wm8962_reg_access {
        [584] = { 0x002D, 0x002D, 0x0000 }, /* R584   - IRQ Debounce */
        [586] = { 0xC000, 0xC000, 0x0000 }, /* R586   -  MICINT Source Pol */
        [768] = { 0x0001, 0x0001, 0x0000 }, /* R768   - DSP2 Power Management */
-       [1037] = { 0x0000, 0x003F, 0x0000 }, /* R1037  - DSP2_ExecControl */
+       [1037] = { 0x0000, 0x003F, 0xFFFF }, /* R1037  - DSP2_ExecControl */
        [4096] = { 0x3FFF, 0x3FFF, 0x0000 }, /* R4096  - Write Sequencer 0 */
        [4097] = { 0x00FF, 0x00FF, 0x0000 }, /* R4097  - Write Sequencer 1 */
        [4098] = { 0x070F, 0x070F, 0x0000 }, /* R4098  - Write Sequencer 2 */
@@ -1959,7 +1961,13 @@ static int wm8962_readable_register(struct snd_soc_codec *codec, unsigned int re
 
 static int wm8962_reset(struct snd_soc_codec *codec)
 {
-       return snd_soc_write(codec, WM8962_SOFTWARE_RESET, 0x6243);
+       int ret;
+
+       ret = snd_soc_write(codec, WM8962_SOFTWARE_RESET, 0x6243);
+       if (ret != 0)
+               return ret;
+
+       return snd_soc_write(codec, WM8962_PLL_SOFTWARE_RESET, 0);
 }
 
 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -2325, 75, 0);
@@ -1986,6 +1994,122 @@ static const unsigned int classd_tlv[] = {
 };
 static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
 
+static int wm8962_dsp2_write_config(struct snd_soc_codec *codec)
+{
+       return 0;
+}
+
+static int wm8962_dsp2_set_enable(struct snd_soc_codec *codec, u16 val)
+{
+       u16 adcl = snd_soc_read(codec, WM8962_LEFT_ADC_VOLUME);
+       u16 adcr = snd_soc_read(codec, WM8962_RIGHT_ADC_VOLUME);
+       u16 dac = snd_soc_read(codec, WM8962_ADC_DAC_CONTROL_1);
+
+       /* Mute the ADCs and DACs */
+       snd_soc_write(codec, WM8962_LEFT_ADC_VOLUME, 0);
+       snd_soc_write(codec, WM8962_RIGHT_ADC_VOLUME, WM8962_ADC_VU);
+       snd_soc_update_bits(codec, WM8962_ADC_DAC_CONTROL_1,
+                           WM8962_DAC_MUTE, WM8962_DAC_MUTE);
+
+       snd_soc_write(codec, WM8962_SOUNDSTAGE_ENABLES_0, val);
+
+       /* Restore the ADCs and DACs */
+       snd_soc_write(codec, WM8962_LEFT_ADC_VOLUME, adcl);
+       snd_soc_write(codec, WM8962_RIGHT_ADC_VOLUME, adcr);
+       snd_soc_update_bits(codec, WM8962_ADC_DAC_CONTROL_1,
+                           WM8962_DAC_MUTE, dac);
+
+       return 0;
+}
+
+static int wm8962_dsp2_start(struct snd_soc_codec *codec)
+{
+       struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+
+       wm8962_dsp2_write_config(codec);
+
+       snd_soc_write(codec, WM8962_DSP2_EXECCONTROL, WM8962_DSP2_RUNR);
+
+       wm8962_dsp2_set_enable(codec, wm8962->dsp2_ena);
+
+       return 0;
+}
+
+static int wm8962_dsp2_stop(struct snd_soc_codec *codec)
+{
+       wm8962_dsp2_set_enable(codec, 0);
+
+       snd_soc_write(codec, WM8962_DSP2_EXECCONTROL, WM8962_DSP2_STOP);
+
+       return 0;
+}
+
+#define WM8962_DSP2_ENABLE(xname, xshift) \
+{      .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+       .info = wm8962_dsp2_ena_info, \
+       .get = wm8962_dsp2_ena_get, .put = wm8962_dsp2_ena_put, \
+       .private_value = xshift }
+
+static int wm8962_dsp2_ena_info(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_info *uinfo)
+{
+       uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+
+       uinfo->count = 1;
+       uinfo->value.integer.min = 0;
+       uinfo->value.integer.max = 1;
+
+       return 0;
+}
+
+static int wm8962_dsp2_ena_get(struct snd_kcontrol *kcontrol,
+                              struct snd_ctl_elem_value *ucontrol)
+{
+       int shift = kcontrol->private_value;
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+
+       ucontrol->value.integer.value[0] = !!(wm8962->dsp2_ena & 1 << shift);
+
+       return 0;
+}
+
+static int wm8962_dsp2_ena_put(struct snd_kcontrol *kcontrol,
+                              struct snd_ctl_elem_value *ucontrol)
+{
+       int shift = kcontrol->private_value;
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+       int old = wm8962->dsp2_ena;
+       int ret = 0;
+       int dsp2_running = snd_soc_read(codec, WM8962_DSP2_POWER_MANAGEMENT) &
+               WM8962_DSP2_ENA;
+
+       mutex_lock(&codec->mutex);
+
+       if (ucontrol->value.integer.value[0])
+               wm8962->dsp2_ena |= 1 << shift;
+       else
+               wm8962->dsp2_ena &= ~(1 << shift);
+
+       if (wm8962->dsp2_ena == old)
+               goto out;
+
+       ret = 1;
+
+       if (dsp2_running) {
+               if (wm8962->dsp2_ena)
+                       wm8962_dsp2_set_enable(codec, wm8962->dsp2_ena);
+               else
+                       wm8962_dsp2_stop(codec);
+       }
+
+out:
+       mutex_unlock(&codec->mutex);
+
+       return ret;
+}
+
 /* The VU bits for the headphones are in a different register to the mute
  * bits and only take effect on the PGA if it is actually powered.
  */
@@ -2021,7 +2145,6 @@ static int wm8962_put_spk_sw(struct snd_kcontrol *kcontrol,
                            struct snd_ctl_elem_value *ucontrol)
 {
        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-       u16 *reg_cache = codec->reg_cache;
        int ret;
 
        /* Apply the update (if any) */
@@ -2030,16 +2153,19 @@ static int wm8962_put_spk_sw(struct snd_kcontrol *kcontrol,
                return 0;
 
        /* If the left PGA is enabled hit that VU bit... */
-       if (reg_cache[WM8962_PWR_MGMT_2] & WM8962_SPKOUTL_PGA_ENA)
-               return snd_soc_write(codec, WM8962_SPKOUTL_VOLUME,
-                                    reg_cache[WM8962_SPKOUTL_VOLUME]);
+       ret = snd_soc_read(codec, WM8962_PWR_MGMT_2);
+       if (ret & WM8962_SPKOUTL_PGA_ENA) {
+               snd_soc_write(codec, WM8962_SPKOUTL_VOLUME,
+                             snd_soc_read(codec, WM8962_SPKOUTL_VOLUME));
+               return 1;
+       }
 
        /* ...otherwise the right.  The VU is stereo. */
-       if (reg_cache[WM8962_PWR_MGMT_2] & WM8962_SPKOUTR_PGA_ENA)
-               return snd_soc_write(codec, WM8962_SPKOUTR_VOLUME,
-                                    reg_cache[WM8962_SPKOUTR_VOLUME]);
+       if (ret & WM8962_SPKOUTR_PGA_ENA)
+               snd_soc_write(codec, WM8962_SPKOUTR_VOLUME,
+                             snd_soc_read(codec, WM8962_SPKOUTR_VOLUME));
 
-       return 0;
+       return 1;
 }
 
 static const char *cap_hpf_mode_text[] = {
@@ -2049,6 +2175,14 @@ static const char *cap_hpf_mode_text[] = {
 static const struct soc_enum cap_hpf_mode =
        SOC_ENUM_SINGLE(WM8962_ADC_DAC_CONTROL_2, 10, 2, cap_hpf_mode_text);
 
+
+static const char *cap_lhpf_mode_text[] = {
+       "LPF", "HPF"
+};
+
+static const struct soc_enum cap_lhpf_mode =
+       SOC_ENUM_SINGLE(WM8962_LHPF1, 1, 2, cap_lhpf_mode_text);
+
 static const struct snd_kcontrol_new wm8962_snd_controls[] = {
 SOC_DOUBLE("Input Mixer Switch", WM8962_INPUT_MIXER_CONTROL_1, 3, 2, 1, 1),
 
@@ -2077,6 +2211,8 @@ SOC_DOUBLE_R("Capture ZC Switch", WM8962_LEFT_INPUT_VOLUME,
 SOC_SINGLE("Capture HPF Switch", WM8962_ADC_DAC_CONTROL_1, 0, 1, 1),
 SOC_ENUM("Capture HPF Mode", cap_hpf_mode),
 SOC_SINGLE("Capture HPF Cutoff", WM8962_ADC_DAC_CONTROL_2, 7, 7, 0),
+SOC_SINGLE("Capture LHPF Switch", WM8962_LHPF1, 0, 1, 0),
+SOC_ENUM("Capture LHPF Mode", cap_lhpf_mode),
 
 SOC_DOUBLE_R_TLV("Sidetone Volume", WM8962_DAC_DSP_MIXING_1,
                 WM8962_DAC_DSP_MIXING_2, 4, 12, 0, st_tlv),
@@ -2134,6 +2270,11 @@ SOC_DOUBLE_R_TLV("EQ4 Volume", WM8962_EQ3, WM8962_EQ23,
                 WM8962_EQL_B4_GAIN_SHIFT, 31, 0, eq_tlv),
 SOC_DOUBLE_R_TLV("EQ5 Volume", WM8962_EQ3, WM8962_EQ23,
                 WM8962_EQL_B5_GAIN_SHIFT, 31, 0, eq_tlv),
+
+WM8962_DSP2_ENABLE("VSS Switch", WM8962_VSS_ENA_SHIFT),
+WM8962_DSP2_ENABLE("HPF1 Switch", WM8962_HPF1_ENA_SHIFT),
+WM8962_DSP2_ENABLE("HPF2 Switch", WM8962_HPF2_ENA_SHIFT),
+WM8962_DSP2_ENABLE("HD Bass Switch", WM8962_HDBASS_ENA_SHIFT),
 };
 
 static const struct snd_kcontrol_new wm8962_spk_mono_controls[] = {
@@ -2225,15 +2366,14 @@ static int sysclk_event(struct snd_soc_dapm_widget *w,
 
                        snd_soc_update_bits(codec, WM8962_FLL_CONTROL_1,
                                            WM8962_FLL_ENA, WM8962_FLL_ENA);
-                       if (wm8962->irq) {
-                               timeout = msecs_to_jiffies(5);
-                               timeout = wait_for_completion_timeout(&wm8962->fll_lock,
-                                                                     timeout);
-
-                               if (timeout == 0)
-                                       dev_err(codec->dev,
-                                               "Timed out starting FLL\n");
-                       }
+
+                       timeout = msecs_to_jiffies(5);
+                       timeout = wait_for_completion_timeout(&wm8962->fll_lock,
+                                                             timeout);
+
+                       if (wm8962->irq && timeout == 0)
+                               dev_err(codec->dev,
+                                       "Timed out starting FLL\n");
                }
                break;
 
@@ -2365,7 +2505,6 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
                         struct snd_kcontrol *kcontrol, int event)
 {
        struct snd_soc_codec *codec = w->codec;
-       u16 *reg_cache = codec->reg_cache;
        int reg;
 
        switch (w->shift) {
@@ -2388,13 +2527,38 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
 
        switch (event) {
        case SND_SOC_DAPM_POST_PMU:
-               return snd_soc_write(codec, reg, reg_cache[reg]);
+               return snd_soc_write(codec, reg, snd_soc_read(codec, reg));
        default:
                BUG();
                return -EINVAL;
        }
 }
 
+static int dsp2_event(struct snd_soc_dapm_widget *w,
+                     struct snd_kcontrol *kcontrol, int event)
+{
+       struct snd_soc_codec *codec = w->codec;
+       struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+
+       switch (event) {
+       case SND_SOC_DAPM_POST_PMU:
+               if (wm8962->dsp2_ena)
+                       wm8962_dsp2_start(codec);
+               break;
+
+       case SND_SOC_DAPM_PRE_PMD:
+               if (wm8962->dsp2_ena)
+                       wm8962_dsp2_stop(codec);
+               break;
+
+       default:
+               BUG();
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
 static const char *st_text[] = { "None", "Right", "Left" };
 
 static const struct soc_enum str_enum =
@@ -2509,7 +2673,7 @@ SND_SOC_DAPM_INPUT("IN4R"),
 SND_SOC_DAPM_INPUT("Beep"),
 SND_SOC_DAPM_INPUT("DMICDAT"),
 
-SND_SOC_DAPM_MICBIAS("MICBIAS", WM8962_PWR_MGMT_1, 1, 0),
+SND_SOC_DAPM_SUPPLY("MICBIAS", WM8962_PWR_MGMT_1, 1, 0, NULL, 0),
 
 SND_SOC_DAPM_SUPPLY("Class G", WM8962_CHARGE_PUMP_B, 0, 1, NULL, 0),
 SND_SOC_DAPM_SUPPLY("SYSCLK", WM8962_CLOCKING2, 5, 0, sysclk_event,
@@ -2517,6 +2681,9 @@ SND_SOC_DAPM_SUPPLY("SYSCLK", WM8962_CLOCKING2, 5, 0, sysclk_event,
 SND_SOC_DAPM_SUPPLY("Charge Pump", WM8962_CHARGE_PUMP_1, 0, 0, cp_event,
                    SND_SOC_DAPM_POST_PMU),
 SND_SOC_DAPM_SUPPLY("TOCLK", WM8962_ADDITIONAL_CONTROL_1, 0, 0, NULL, 0),
+SND_SOC_DAPM_SUPPLY_S("DSP2", 1, WM8962_DSP2_POWER_MANAGEMENT,
+                     WM8962_DSP2_ENA_SHIFT, 0, dsp2_event,
+                     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 
 SND_SOC_DAPM_MIXER("INPGAL", WM8962_LEFT_INPUT_PGA_CONTROL, 4, 0,
                   inpgal, ARRAY_SIZE(inpgal)),
@@ -2527,7 +2694,7 @@ SND_SOC_DAPM_MIXER("MIXINL", WM8962_PWR_MGMT_1, 5, 0,
 SND_SOC_DAPM_MIXER("MIXINR", WM8962_PWR_MGMT_1, 4, 0,
                   mixinr, ARRAY_SIZE(mixinr)),
 
-SND_SOC_DAPM_AIF_IN("DMIC", NULL, 0, WM8962_PWR_MGMT_1, 10, 0),
+SND_SOC_DAPM_AIF_IN("DMIC_ENA", NULL, 0, WM8962_PWR_MGMT_1, 10, 0),
 
 SND_SOC_DAPM_ADC("ADCL", "Capture", WM8962_PWR_MGMT_1, 3, 0),
 SND_SOC_DAPM_ADC("ADCR", "Capture", WM8962_PWR_MGMT_1, 2, 0),
@@ -2606,17 +2773,19 @@ static const struct snd_soc_dapm_route wm8962_intercon[] = {
 
        { "MICBIAS", NULL, "SYSCLK" },
 
-       { "DMIC", NULL, "DMICDAT" },
+       { "DMIC_ENA", NULL, "DMICDAT" },
 
        { "ADCL", NULL, "SYSCLK" },
        { "ADCL", NULL, "TOCLK" },
        { "ADCL", NULL, "MIXINL" },
-       { "ADCL", NULL, "DMIC" },
+       { "ADCL", NULL, "DMIC_ENA" },
+       { "ADCL", NULL, "DSP2" },
 
        { "ADCR", NULL, "SYSCLK" },
        { "ADCR", NULL, "TOCLK" },
        { "ADCR", NULL, "MIXINR" },
-       { "ADCR", NULL, "DMIC" },
+       { "ADCR", NULL, "DMIC_ENA" },
+       { "ADCR", NULL, "DSP2" },
 
        { "STL", "Left", "ADCL" },
        { "STL", "Right", "ADCR" },
@@ -2628,11 +2797,13 @@ static const struct snd_soc_dapm_route wm8962_intercon[] = {
        { "DACL", NULL, "TOCLK" },
        { "DACL", NULL, "Beep" },
        { "DACL", NULL, "STL" },
+       { "DACL", NULL, "DSP2" },
 
        { "DACR", NULL, "SYSCLK" },
        { "DACR", NULL, "TOCLK" },
        { "DACR", NULL, "Beep" },
        { "DACR", NULL, "STR" },
+       { "DACR", NULL, "DSP2" },
 
        { "HPMIXL", "IN4L Switch", "IN4L" },
        { "HPMIXL", "IN4R Switch", "IN4R" },
@@ -3058,9 +3229,9 @@ static int wm8962_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
        int aif0 = 0;
 
        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-       case SND_SOC_DAIFMT_DSP_A:
-               aif0 |= WM8962_LRCLK_INV;
        case SND_SOC_DAIFMT_DSP_B:
+               aif0 |= WM8962_LRCLK_INV | 3;
+       case SND_SOC_DAIFMT_DSP_A:
                aif0 |= 3;
 
                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
@@ -3403,12 +3574,16 @@ static irqreturn_t wm8962_irq(int irq, void *data)
        struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
        int mask;
        int active;
+       int reg;
 
        mask = snd_soc_read(codec, WM8962_INTERRUPT_STATUS_2_MASK);
 
        active = snd_soc_read(codec, WM8962_INTERRUPT_STATUS_2);
        active &= ~mask;
 
+       if (!active)
+               return IRQ_NONE;
+
        /* Acknowledge the interrupts */
        snd_soc_write(codec, WM8962_INTERRUPT_STATUS_2, active);
 
@@ -3420,9 +3595,21 @@ static irqreturn_t wm8962_irq(int irq, void *data)
        if (active & WM8962_FIFOS_ERR_EINT)
                dev_err(codec->dev, "FIFO error\n");
 
-       if (active & WM8962_TEMP_SHUT_EINT)
+       if (active & WM8962_TEMP_SHUT_EINT) {
                dev_crit(codec->dev, "Thermal shutdown\n");
 
+               reg = snd_soc_read(codec, WM8962_THERMAL_SHUTDOWN_STATUS);
+
+               if (reg & WM8962_TEMP_ERR_HP)
+                       dev_crit(codec->dev, "Headphone thermal error\n");
+               if (reg & WM8962_TEMP_WARN_HP)
+                       dev_crit(codec->dev, "Headphone thermal warning\n");
+               if (reg & WM8962_TEMP_ERR_SPK)
+                       dev_crit(codec->dev, "Speaker thermal error\n");
+               if (reg & WM8962_TEMP_WARN_SPK)
+                       dev_crit(codec->dev, "Speaker thermal warning\n");
+       }
+
        if (active & (WM8962_MICSCD_EINT | WM8962_MICD_EINT)) {
                dev_dbg(codec->dev, "Microphone event detected\n");
 
@@ -3847,6 +4034,11 @@ static int wm8962_probe(struct snd_soc_codec *codec)
        snd_soc_update_bits(codec, WM8962_CLOCKING2,
                            WM8962_CLKREG_OVD, WM8962_CLKREG_OVD);
 
+       /* Ensure that the oscillator and PLLs are disabled */
+       snd_soc_update_bits(codec, WM8962_PLL2,
+                           WM8962_OSC_ENA | WM8962_PLL2_ENA | WM8962_PLL3_ENA,
+                           0);
+
        regulator_bulk_disable(ARRAY_SIZE(wm8962->supplies), wm8962->supplies);
 
        if (pdata) {