1 files changed, 184 insertions, 3 deletions

diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index d2c315fa1b9b..3676b38838d8 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -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 */
@@ -1986,6 +1988,122 @@ 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.
  */
@@ -2049,6 +2167,14 @@ 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 +2203,8 @@ 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 +2262,11 @@ 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[] = {
@@ -2395,6 +2528,31 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
         }
 }
 
+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 =
@@ -2517,6 +2675,9 @@ 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)),
@@ -2612,11 +2773,13 @@ static const struct snd_soc_dapm_route wm8962_intercon[] = {
         { "ADCL", NULL, "TOCLK" },
         { "ADCL", NULL, "MIXINL" },
         { "ADCL", NULL, "DMIC" },
+        { "ADCL", NULL, "DSP2" },
 
         { "ADCR", NULL, "SYSCLK" },
         { "ADCR", NULL, "TOCLK" },
         { "ADCR", NULL, "MIXINR" },
         { "ADCR", NULL, "DMIC" },
+        { "ADCR", NULL, "DSP2" },
 
         { "STL", "Left", "ADCL" },
         { "STL", "Right", "ADCR" },
@@ -2628,11 +2791,13 @@ 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" },
@@ -3403,12 +3568,16 @@ 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 +3589,21 @@ 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");