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authorAnton Arapov <anton@redhat.com>2012-06-08 12:58:00 +0200
committerAnton Arapov <anton@redhat.com>2012-06-08 12:58:00 +0200
commit6792a3f47a2e42d7164292bf7f1a55cfc4c91652 (patch)
treeb90c002bfbbeaec92f5d8a2383dcabf6524016f7 /sound/soc/codecs/wm8994.c
parentfe2895d3d55146cac65b273c0f83e2c7e543cd0e (diff)
downloadkernel-uprobes-6792a3f47a2e42d7164292bf7f1a55cfc4c91652.tar.gz
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fedora kernel: b920e9b748c595f970bf80ede7832d39f8d567dav3.4.1-2
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'sound/soc/codecs/wm8994.c')
-rw-r--r--sound/soc/codecs/wm8994.c550
1 files changed, 395 insertions, 155 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index e5cc616d2c7..2de12ebe43b 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -686,14 +686,23 @@ static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
{
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+ if (!wm8994->jackdet || !wm8994->jack_cb)
+ return;
+
if (wm8994->active_refcount)
mode = WM1811_JACKDET_MODE_AUDIO;
+ if (mode == wm8994->jackdet_mode)
+ return;
+
+ wm8994->jackdet_mode = mode;
+
+ /* Always use audio mode to detect while the system is active */
+ if (mode != WM1811_JACKDET_MODE_NONE)
+ mode = WM1811_JACKDET_MODE_AUDIO;
+
snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
WM1811_JACKDET_MODE_MASK, mode);
-
- if (mode == WM1811_JACKDET_MODE_MIC)
- msleep(2);
}
static void active_reference(struct snd_soc_codec *codec)
@@ -707,15 +716,8 @@ static void active_reference(struct snd_soc_codec *codec)
dev_dbg(codec->dev, "Active refcount incremented, now %d\n",
wm8994->active_refcount);
- if (wm8994->active_refcount == 1) {
- /* If we're using jack detection go into audio mode */
- if (wm8994->jackdet && wm8994->jack_cb) {
- snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
- WM1811_JACKDET_MODE_MASK,
- WM1811_JACKDET_MODE_AUDIO);
- msleep(2);
- }
- }
+ /* If we're using jack detection go into audio mode */
+ wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_AUDIO);
mutex_unlock(&wm8994->accdet_lock);
}
@@ -734,16 +736,12 @@ static void active_dereference(struct snd_soc_codec *codec)
if (wm8994->active_refcount == 0) {
/* Go into appropriate detection only mode */
- if (wm8994->jackdet && wm8994->jack_cb) {
- if (wm8994->jack_mic || wm8994->mic_detecting)
- mode = WM1811_JACKDET_MODE_MIC;
- else
- mode = WM1811_JACKDET_MODE_JACK;
+ if (wm8994->jack_mic || wm8994->mic_detecting)
+ mode = WM1811_JACKDET_MODE_MIC;
+ else
+ mode = WM1811_JACKDET_MODE_JACK;
- snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
- WM1811_JACKDET_MODE_MASK,
- mode);
- }
+ wm1811_jackdet_set_mode(codec, mode);
}
mutex_unlock(&wm8994->accdet_lock);
@@ -778,27 +776,69 @@ static void vmid_reference(struct snd_soc_codec *codec)
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 |
- (0x3 << WM8994_VMID_RAMP_SHIFT));
-
- /* Remove discharge for line out */
snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH, 0);
- /* 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);
+ wm_hubs_vmid_ena(codec);
+
+ switch (wm8994->vmid_mode) {
+ default:
+ WARN_ON(0 == "Invalid VMID mode");
+ case WM8994_VMID_NORMAL:
+ /* Startup bias, VMID ramp & buffer */
+ snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+ WM8994_BIAS_SRC |
+ WM8994_VMID_DISCH |
+ WM8994_STARTUP_BIAS_ENA |
+ WM8994_VMID_BUF_ENA |
+ WM8994_VMID_RAMP_MASK,
+ WM8994_BIAS_SRC |
+ WM8994_STARTUP_BIAS_ENA |
+ WM8994_VMID_BUF_ENA |
+ (0x3 << 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(50);
+
+ snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+ WM8994_VMID_RAMP_MASK |
+ WM8994_BIAS_SRC,
+ 0);
+ break;
+
+ case WM8994_VMID_FORCE:
+ /* Startup bias, slow VMID ramp & buffer */
+ snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+ WM8994_BIAS_SRC |
+ WM8994_VMID_DISCH |
+ WM8994_STARTUP_BIAS_ENA |
+ WM8994_VMID_BUF_ENA |
+ WM8994_VMID_RAMP_MASK,
+ WM8994_BIAS_SRC |
+ WM8994_STARTUP_BIAS_ENA |
+ WM8994_VMID_BUF_ENA |
+ (0x2 << 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(400);
- msleep(20);
+ snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+ WM8994_VMID_RAMP_MASK |
+ WM8994_BIAS_SRC,
+ 0);
+ break;
+ }
}
}
@@ -812,30 +852,55 @@ static void vmid_dereference(struct snd_soc_codec *codec)
wm8994->vmid_refcount);
if (wm8994->vmid_refcount == 0) {
- /* Switch over to startup biases */
+ if (wm8994->hubs.lineout1_se)
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3,
+ WM8994_LINEOUT1N_ENA |
+ WM8994_LINEOUT1P_ENA,
+ WM8994_LINEOUT1N_ENA |
+ WM8994_LINEOUT1P_ENA);
+
+ if (wm8994->hubs.lineout2_se)
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3,
+ WM8994_LINEOUT2N_ENA |
+ WM8994_LINEOUT2P_ENA,
+ WM8994_LINEOUT2N_ENA |
+ WM8994_LINEOUT2P_ENA);
+
+ /* Start discharging VMID */
snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
WM8994_BIAS_SRC |
- WM8994_STARTUP_BIAS_ENA |
- WM8994_VMID_BUF_ENA |
- WM8994_VMID_RAMP_MASK,
+ WM8994_VMID_DISCH,
WM8994_BIAS_SRC |
- WM8994_STARTUP_BIAS_ENA |
- WM8994_VMID_BUF_ENA |
- (1 << WM8994_VMID_RAMP_SHIFT));
+ WM8994_VMID_DISCH);
- /* Disable main biases */
- snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
- WM8994_BIAS_ENA |
- WM8994_VMID_SEL_MASK, 0);
+ switch (wm8994->vmid_mode) {
+ case WM8994_VMID_FORCE:
+ msleep(350);
+ break;
+ default:
+ break;
+ }
- /* Discharge line */
+ snd_soc_update_bits(codec, WM8994_ADDITIONAL_CONTROL,
+ WM8994_VROI, WM8994_VROI);
+
+ /* Active discharge */
snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH);
- msleep(5);
+ msleep(150);
+
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3,
+ WM8994_LINEOUT1N_ENA |
+ WM8994_LINEOUT1P_ENA |
+ WM8994_LINEOUT2N_ENA |
+ WM8994_LINEOUT2P_ENA, 0);
+
+ snd_soc_update_bits(codec, WM8994_ADDITIONAL_CONTROL,
+ WM8994_VROI, 0);
/* Switch off startup biases */
snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
@@ -843,6 +908,12 @@ static void vmid_dereference(struct snd_soc_codec *codec)
WM8994_STARTUP_BIAS_ENA |
WM8994_VMID_BUF_ENA |
WM8994_VMID_RAMP_MASK, 0);
+
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
+ WM8994_BIAS_ENA | WM8994_VMID_SEL_MASK, 0);
+
+ snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+ WM8994_VMID_RAMP_MASK, 0);
}
pm_runtime_put(codec->dev);
@@ -1073,7 +1144,7 @@ static int aif2clk_ev(struct snd_soc_dapm_widget *w,
snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
WM8994_AIF2DACL_ENA |
WM8994_AIF2DACR_ENA, 0);
- snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA, 0);
@@ -1627,17 +1698,17 @@ SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0,
SND_SOC_NOPM, 12, 0, wm8958_aif_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
-SND_SOC_DAPM_AIF_IN("AIF1DACDAT", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
-SND_SOC_DAPM_AIF_IN("AIF2DACDAT", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
-SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
-SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_IN("AIF1DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_IN("AIF2DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux),
SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux),
SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux),
-SND_SOC_DAPM_AIF_IN("AIF3DACDAT", "AIF3 Playback", 0, SND_SOC_NOPM, 0, 0),
-SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", "AIF3 Capture", 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_IN("AIF3DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0),
@@ -1752,6 +1823,14 @@ static const struct snd_soc_dapm_route intercon[] = {
{ "TOCLK", NULL, "CLK_SYS" },
+ { "AIF1DACDAT", NULL, "AIF1 Playback" },
+ { "AIF2DACDAT", NULL, "AIF2 Playback" },
+ { "AIF3DACDAT", NULL, "AIF3 Playback" },
+
+ { "AIF1 Capture", NULL, "AIF1ADCDAT" },
+ { "AIF2 Capture", NULL, "AIF2ADCDAT" },
+ { "AIF3 Capture", NULL, "AIF3ADCDAT" },
+
/* AIF1 outputs */
{ "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" },
{ "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" },
@@ -2064,7 +2143,8 @@ static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src,
WM8994_FLL1_OUTDIV_MASK |
WM8994_FLL1_FRATIO_MASK, reg);
- snd_soc_write(codec, WM8994_FLL1_CONTROL_3 + reg_offset, fll.k);
+ snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_3 + reg_offset,
+ WM8994_FLL1_K_MASK, fll.k);
snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_4 + reg_offset,
WM8994_FLL1_N_MASK,
@@ -2242,6 +2322,8 @@ static int wm8994_set_bias_level(struct snd_soc_codec *codec,
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994 *control = wm8994->wm8994;
+ wm_hubs_set_bias_level(codec, level);
+
switch (level) {
case SND_SOC_BIAS_ON:
break;
@@ -2267,26 +2349,9 @@ static int wm8994_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_STANDBY:
if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
switch (control->type) {
- case WM8994:
- if (wm8994->revision < 4) {
- /* Tweak DC servo and DSP
- * configuration for improved
- * performance. */
- snd_soc_write(codec, 0x102, 0x3);
- snd_soc_write(codec, 0x56, 0x3);
- snd_soc_write(codec, 0x817, 0);
- snd_soc_write(codec, 0x102, 0);
- }
- break;
-
case WM8958:
if (wm8994->revision == 0) {
/* Optimise performance for rev A */
- snd_soc_write(codec, 0x102, 0x3);
- snd_soc_write(codec, 0xcb, 0x81);
- snd_soc_write(codec, 0x817, 0);
- snd_soc_write(codec, 0x102, 0);
-
snd_soc_update_bits(codec,
WM8958_CHARGE_PUMP_2,
WM8958_CP_DISCH,
@@ -2294,13 +2359,7 @@ static int wm8994_set_bias_level(struct snd_soc_codec *codec,
}
break;
- case WM1811:
- if (wm8994->revision < 2) {
- snd_soc_write(codec, 0x102, 0x3);
- snd_soc_write(codec, 0x5d, 0x7e);
- snd_soc_write(codec, 0x5e, 0x0);
- snd_soc_write(codec, 0x102, 0x0);
- }
+ default:
break;
}
@@ -2336,11 +2395,61 @@ static int wm8994_set_bias_level(struct snd_soc_codec *codec,
wm8994->cur_fw = NULL;
break;
}
+
codec->dapm.bias_level = level;
return 0;
}
+int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode)
+{
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+
+ switch (mode) {
+ case WM8994_VMID_NORMAL:
+ if (wm8994->hubs.lineout1_se) {
+ snd_soc_dapm_disable_pin(&codec->dapm,
+ "LINEOUT1N Driver");
+ snd_soc_dapm_disable_pin(&codec->dapm,
+ "LINEOUT1P Driver");
+ }
+ if (wm8994->hubs.lineout2_se) {
+ snd_soc_dapm_disable_pin(&codec->dapm,
+ "LINEOUT2N Driver");
+ snd_soc_dapm_disable_pin(&codec->dapm,
+ "LINEOUT2P Driver");
+ }
+
+ /* Do the sync with the old mode to allow it to clean up */
+ snd_soc_dapm_sync(&codec->dapm);
+ wm8994->vmid_mode = mode;
+ break;
+
+ case WM8994_VMID_FORCE:
+ if (wm8994->hubs.lineout1_se) {
+ snd_soc_dapm_force_enable_pin(&codec->dapm,
+ "LINEOUT1N Driver");
+ snd_soc_dapm_force_enable_pin(&codec->dapm,
+ "LINEOUT1P Driver");
+ }
+ if (wm8994->hubs.lineout2_se) {
+ snd_soc_dapm_force_enable_pin(&codec->dapm,
+ "LINEOUT2N Driver");
+ snd_soc_dapm_force_enable_pin(&codec->dapm,
+ "LINEOUT2P Driver");
+ }
+
+ wm8994->vmid_mode = mode;
+ snd_soc_dapm_sync(&codec->dapm);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct snd_soc_codec *codec = dai->codec;
@@ -2822,6 +2931,7 @@ static struct snd_soc_dai_driver wm8994_dai[] = {
.channels_max = 2,
.rates = WM8994_RATES,
.formats = WM8994_FORMATS,
+ .sig_bits = 24,
},
.capture = {
.stream_name = "AIF1 Capture",
@@ -2829,6 +2939,7 @@ static struct snd_soc_dai_driver wm8994_dai[] = {
.channels_max = 2,
.rates = WM8994_RATES,
.formats = WM8994_FORMATS,
+ .sig_bits = 24,
},
.ops = &wm8994_aif1_dai_ops,
},
@@ -2841,6 +2952,7 @@ static struct snd_soc_dai_driver wm8994_dai[] = {
.channels_max = 2,
.rates = WM8994_RATES,
.formats = WM8994_FORMATS,
+ .sig_bits = 24,
},
.capture = {
.stream_name = "AIF2 Capture",
@@ -2848,6 +2960,7 @@ static struct snd_soc_dai_driver wm8994_dai[] = {
.channels_max = 2,
.rates = WM8994_RATES,
.formats = WM8994_FORMATS,
+ .sig_bits = 24,
},
.probe = wm8994_aif2_probe,
.ops = &wm8994_aif2_dai_ops,
@@ -2861,6 +2974,7 @@ static struct snd_soc_dai_driver wm8994_dai[] = {
.channels_max = 2,
.rates = WM8994_RATES,
.formats = WM8994_FORMATS,
+ .sig_bits = 24,
},
.capture = {
.stream_name = "AIF3 Capture",
@@ -2868,13 +2982,14 @@ static struct snd_soc_dai_driver wm8994_dai[] = {
.channels_max = 2,
.rates = WM8994_RATES,
.formats = WM8994_FORMATS,
- },
+ .sig_bits = 24,
+ },
.ops = &wm8994_aif3_dai_ops,
}
};
#ifdef CONFIG_PM
-static int wm8994_suspend(struct snd_soc_codec *codec)
+static int wm8994_codec_suspend(struct snd_soc_codec *codec)
{
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994 *control = wm8994->wm8994;
@@ -2908,7 +3023,7 @@ static int wm8994_suspend(struct snd_soc_codec *codec)
return 0;
}
-static int wm8994_resume(struct snd_soc_codec *codec)
+static int wm8994_codec_resume(struct snd_soc_codec *codec)
{
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994 *control = wm8994->wm8994;
@@ -2930,8 +3045,6 @@ static int wm8994_resume(struct snd_soc_codec *codec)
codec->cache_only = 0;
}
- wm8994_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
if (!wm8994->fll_suspend[i].out)
continue;
@@ -2959,6 +3072,7 @@ static int wm8994_resume(struct snd_soc_codec *codec)
WM1811_JACKDET_MODE_JACK);
break;
}
+ break;
case WM8958:
if (wm8994->jack_cb)
snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
@@ -2969,8 +3083,8 @@ static int wm8994_resume(struct snd_soc_codec *codec)
return 0;
}
#else
-#define wm8994_suspend NULL
-#define wm8994_resume NULL
+#define wm8994_codec_suspend NULL
+#define wm8994_codec_resume NULL
#endif
static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994)
@@ -3033,7 +3147,7 @@ static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994)
wm8994->retune_mobile_enum.max = wm8994->num_retune_mobile_texts;
wm8994->retune_mobile_enum.texts = wm8994->retune_mobile_texts;
- ret = snd_soc_add_controls(wm8994->codec, controls,
+ ret = snd_soc_add_codec_controls(wm8994->codec, controls,
ARRAY_SIZE(controls));
if (ret != 0)
dev_err(wm8994->codec->dev,
@@ -3086,7 +3200,7 @@ static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
wm8994->drc_enum.max = pdata->num_drc_cfgs;
wm8994->drc_enum.texts = wm8994->drc_texts;
- ret = snd_soc_add_controls(wm8994->codec, controls,
+ ret = snd_soc_add_codec_controls(wm8994->codec, controls,
ARRAY_SIZE(controls));
if (ret != 0)
dev_err(wm8994->codec->dev,
@@ -3102,7 +3216,7 @@ static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
if (pdata->num_retune_mobile_cfgs)
wm8994_handle_retune_mobile_pdata(wm8994);
else
- snd_soc_add_controls(wm8994->codec, wm8994_eq_controls,
+ snd_soc_add_codec_controls(wm8994->codec, wm8994_eq_controls,
ARRAY_SIZE(wm8994_eq_controls));
for (i = 0; i < ARRAY_SIZE(pdata->micbias); i++) {
@@ -3119,8 +3233,6 @@ static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
* @codec: WM8994 codec
* @jack: jack to report detection events on
* @micbias: microphone bias to detect on
- * @det: value to report for presence detection
- * @shrt: value to report for short detection
*
* Enable microphone detection via IRQ on the WM8994. If GPIOs are
* being used to bring out signals to the processor then only platform
@@ -3131,43 +3243,63 @@ static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
* and micbias2_lvl platform data members.
*/
int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
- int micbias, int det, int shrt)
+ int micbias)
{
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct wm8994_micdet *micdet;
struct wm8994 *control = wm8994->wm8994;
- int reg;
+ int reg, ret;
- if (control->type != WM8994)
+ if (control->type != WM8994) {
+ dev_warn(codec->dev, "Not a WM8994\n");
return -EINVAL;
+ }
switch (micbias) {
case 1:
micdet = &wm8994->micdet[0];
+ if (jack)
+ ret = snd_soc_dapm_force_enable_pin(&codec->dapm,
+ "MICBIAS1");
+ else
+ ret = snd_soc_dapm_disable_pin(&codec->dapm,
+ "MICBIAS1");
break;
case 2:
micdet = &wm8994->micdet[1];
+ if (jack)
+ ret = snd_soc_dapm_force_enable_pin(&codec->dapm,
+ "MICBIAS1");
+ else
+ ret = snd_soc_dapm_disable_pin(&codec->dapm,
+ "MICBIAS1");
break;
default:
+ dev_warn(codec->dev, "Invalid MICBIAS %d\n", micbias);
return -EINVAL;
- }
+ }
+
+ if (ret != 0)
+ dev_warn(codec->dev, "Failed to configure MICBIAS%d: %d\n",
+ micbias, ret);
- dev_dbg(codec->dev, "Configuring microphone detection on %d: %x %x\n",
- micbias, det, shrt);
+ dev_dbg(codec->dev, "Configuring microphone detection on %d %p\n",
+ micbias, jack);
/* Store the configuration */
micdet->jack = jack;
- micdet->det = det;
- micdet->shrt = shrt;
+ micdet->detecting = true;
/* If either of the jacks is set up then enable detection */
if (wm8994->micdet[0].jack || wm8994->micdet[1].jack)
reg = WM8994_MICD_ENA;
- else
+ else
reg = 0;
snd_soc_update_bits(codec, WM8994_MICBIAS, WM8994_MICD_ENA, reg);
+ snd_soc_dapm_sync(&codec->dapm);
+
return 0;
}
EXPORT_SYMBOL_GPL(wm8994_mic_detect);
@@ -3193,20 +3325,42 @@ static irqreturn_t wm8994_mic_irq(int irq, void *data)
dev_dbg(codec->dev, "Microphone status: %x\n", reg);
report = 0;
- if (reg & WM8994_MIC1_DET_STS)
- report |= priv->micdet[0].det;
- if (reg & WM8994_MIC1_SHRT_STS)
- report |= priv->micdet[0].shrt;
+ if (reg & WM8994_MIC1_DET_STS) {
+ if (priv->micdet[0].detecting)
+ report = SND_JACK_HEADSET;
+ }
+ if (reg & WM8994_MIC1_SHRT_STS) {
+ if (priv->micdet[0].detecting)
+ report = SND_JACK_HEADPHONE;
+ else
+ report |= SND_JACK_BTN_0;
+ }
+ if (report)
+ priv->micdet[0].detecting = false;
+ else
+ priv->micdet[0].detecting = true;
+
snd_soc_jack_report(priv->micdet[0].jack, report,
- priv->micdet[0].det | priv->micdet[0].shrt);
+ SND_JACK_HEADSET | SND_JACK_BTN_0);
report = 0;
- if (reg & WM8994_MIC2_DET_STS)
- report |= priv->micdet[1].det;
- if (reg & WM8994_MIC2_SHRT_STS)
- report |= priv->micdet[1].shrt;
+ if (reg & WM8994_MIC2_DET_STS) {
+ if (priv->micdet[1].detecting)
+ report = SND_JACK_HEADSET;
+ }
+ if (reg & WM8994_MIC2_SHRT_STS) {
+ if (priv->micdet[1].detecting)
+ report = SND_JACK_HEADPHONE;
+ else
+ report |= SND_JACK_BTN_0;
+ }
+ if (report)
+ priv->micdet[1].detecting = false;
+ else
+ priv->micdet[1].detecting = true;
+
snd_soc_jack_report(priv->micdet[1].jack, report,
- priv->micdet[1].det | priv->micdet[1].shrt);
+ SND_JACK_HEADSET | SND_JACK_BTN_0);
return IRQ_HANDLED;
}
@@ -3255,7 +3409,7 @@ static void wm8958_default_micdet(u16 status, void *data)
}
- if (wm8994->mic_detecting && status & 0x4) {
+ if (wm8994->mic_detecting && status & 0xfc) {
dev_dbg(codec->dev, "Detected headphone\n");
wm8994->mic_detecting = false;
@@ -3266,11 +3420,23 @@ static void wm8958_default_micdet(u16 status, void *data)
/* If we have jackdet that will detect removal */
if (wm8994->jackdet) {
+ mutex_lock(&wm8994->accdet_lock);
+
snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
WM8958_MICD_ENA, 0);
wm1811_jackdet_set_mode(codec,
WM1811_JACKDET_MODE_JACK);
+
+ mutex_unlock(&wm8994->accdet_lock);
+
+ if (wm8994->pdata->jd_ext_cap) {
+ mutex_lock(&codec->mutex);
+ snd_soc_dapm_disable_pin(&codec->dapm,
+ "MICBIAS2");
+ snd_soc_dapm_sync(&codec->dapm);
+ mutex_unlock(&codec->mutex);
+ }
}
}
@@ -3305,6 +3471,7 @@ static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
struct wm8994_priv *wm8994 = data;
struct snd_soc_codec *codec = wm8994->codec;
int reg;
+ bool present;
mutex_lock(&wm8994->accdet_lock);
@@ -3317,11 +3484,17 @@ static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
dev_dbg(codec->dev, "JACKDET %x\n", reg);
- if (reg & WM1811_JACKDET_LVL) {
+ present = reg & WM1811_JACKDET_LVL;
+
+ if (present) {
dev_dbg(codec->dev, "Jack detected\n");
- snd_soc_jack_report(wm8994->micdet[0].jack,
- SND_JACK_MECHANICAL, SND_JACK_MECHANICAL);
+ snd_soc_update_bits(codec, WM8958_MICBIAS2,
+ WM8958_MICB2_DISCH, 0);
+
+ /* Disable debounce while inserted */
+ snd_soc_update_bits(codec, WM1811_JACKDET_CTRL,
+ WM1811_JACKDET_DB, 0);
/*
* Start off measument of microphone impedence to find
@@ -3329,14 +3502,18 @@ static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
*/
wm8994->mic_detecting = true;
wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_MIC);
+
snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
WM8958_MICD_ENA, WM8958_MICD_ENA);
} else {
dev_dbg(codec->dev, "Jack not detected\n");
- snd_soc_jack_report(wm8994->micdet[0].jack, 0,
- SND_JACK_MECHANICAL | SND_JACK_HEADSET |
- wm8994->btn_mask);
+ snd_soc_update_bits(codec, WM8958_MICBIAS2,
+ WM8958_MICB2_DISCH, WM8958_MICB2_DISCH);
+
+ /* Enable debounce while removed */
+ snd_soc_update_bits(codec, WM1811_JACKDET_CTRL,
+ WM1811_JACKDET_DB, WM1811_JACKDET_DB);
wm8994->mic_detecting = false;
wm8994->jack_mic = false;
@@ -3347,6 +3524,28 @@ static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
mutex_unlock(&wm8994->accdet_lock);
+ /* If required for an external cap force MICBIAS on */
+ if (wm8994->pdata->jd_ext_cap) {
+ mutex_lock(&codec->mutex);
+
+ if (present)
+ snd_soc_dapm_force_enable_pin(&codec->dapm,
+ "MICBIAS2");
+ else
+ snd_soc_dapm_disable_pin(&codec->dapm, "MICBIAS2");
+
+ snd_soc_dapm_sync(&codec->dapm);
+ mutex_unlock(&codec->mutex);
+ }
+
+ if (present)
+ snd_soc_jack_report(wm8994->micdet[0].jack,
+ SND_JACK_MECHANICAL, SND_JACK_MECHANICAL);
+ else
+ snd_soc_jack_report(wm8994->micdet[0].jack, 0,
+ SND_JACK_MECHANICAL | SND_JACK_HEADSET |
+ wm8994->btn_mask);
+
return IRQ_HANDLED;
}
@@ -3389,6 +3588,7 @@ int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
}
snd_soc_dapm_force_enable_pin(&codec->dapm, "CLK_SYS");
+ snd_soc_dapm_sync(&codec->dapm);
wm8994->micdet[0].jack = jack;
wm8994->jack_cb = cb;
@@ -3419,6 +3619,9 @@ int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
* otherwise jump straight to microphone detection.
*/
if (wm8994->jackdet) {
+ snd_soc_update_bits(codec, WM8958_MICBIAS2,
+ WM8958_MICB2_DISCH,
+ WM8958_MICB2_DISCH);
snd_soc_update_bits(codec, WM8994_LDO_1,
WM8994_LDO1_DISCH, 0);
wm1811_jackdet_set_mode(codec,
@@ -3431,7 +3634,9 @@ int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
} else {
snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
WM8958_MICD_ENA, 0);
+ wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_NONE);
snd_soc_dapm_disable_pin(&codec->dapm, "CLK_SYS");
+ snd_soc_dapm_sync(&codec->dapm);
}
return 0;
@@ -3444,17 +3649,13 @@ static irqreturn_t wm8958_mic_irq(int irq, void *data)
struct snd_soc_codec *codec = wm8994->codec;
int reg, count;
- mutex_lock(&wm8994->accdet_lock);
-
/*
* Jack detection may have detected a removal simulataneously
* with an update of the MICDET status; if so it will have
* stopped detection and we can ignore this interrupt.
*/
- if (!(snd_soc_read(codec, WM8958_MIC_DETECT_1) & WM8958_MICD_ENA)) {
- mutex_unlock(&wm8994->accdet_lock);
+ if (!(snd_soc_read(codec, WM8958_MIC_DETECT_1) & WM8958_MICD_ENA))
return IRQ_HANDLED;
- }
/* We may occasionally read a detection without an impedence
* range being provided - if that happens loop again.
@@ -3463,7 +3664,6 @@ static irqreturn_t wm8958_mic_irq(int irq, void *data)
do {
reg = snd_soc_read(codec, WM8958_MIC_DETECT_3);
if (reg < 0) {
- mutex_unlock(&wm8994->accdet_lock);
dev_err(codec->dev,
"Failed to read mic detect status: %d\n",
reg);
@@ -3494,8 +3694,6 @@ static irqreturn_t wm8958_mic_irq(int irq, void *data)
dev_warn(codec->dev, "Accessory detection with no callback\n");
out:
- mutex_unlock(&wm8994->accdet_lock);
-
return IRQ_HANDLED;
}
@@ -3529,23 +3727,16 @@ static irqreturn_t wm8994_temp_shut(int irq, void *data)
static int wm8994_codec_probe(struct snd_soc_codec *codec)
{
struct wm8994 *control = dev_get_drvdata(codec->dev->parent);
- struct wm8994_priv *wm8994;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
struct snd_soc_dapm_context *dapm = &codec->dapm;
unsigned int reg;
int ret, i;
+ wm8994->codec = codec;
codec->control_data = control->regmap;
- wm8994 = devm_kzalloc(codec->dev, sizeof(struct wm8994_priv),
- GFP_KERNEL);
- if (wm8994 == NULL)
- return -ENOMEM;
- snd_soc_codec_set_drvdata(codec, wm8994);
-
snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_REGMAP);
- wm8994->wm8994 = dev_get_drvdata(codec->dev->parent);
- wm8994->pdata = dev_get_platdata(codec->dev->parent);
wm8994->codec = codec;
mutex_init(&wm8994->accdet_lock);
@@ -3560,12 +3751,20 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
WM8994_IRQ_MIC1_DET;
pm_runtime_enable(codec->dev);
- pm_runtime_resume(codec->dev);
+ pm_runtime_idle(codec->dev);
+
+ /* By default use idle_bias_off, will override for WM8994 */
+ codec->dapm.idle_bias_off = 1;
/* Set revision-specific configuration */
wm8994->revision = snd_soc_read(codec, WM8994_CHIP_REVISION);
switch (control->type) {
case WM8994:
+ /* Single ended line outputs should have VMID on. */
+ if (!wm8994->pdata->lineout1_diff ||
+ !wm8994->pdata->lineout2_diff)
+ codec->dapm.idle_bias_off = 0;
+
switch (wm8994->revision) {
case 2:
case 3:
@@ -3583,11 +3782,14 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
case WM8958:
wm8994->hubs.dcs_readback_mode = 1;
+ wm8994->hubs.hp_startup_mode = 1;
break;
case WM1811:
wm8994->hubs.dcs_readback_mode = 2;
wm8994->hubs.no_series_update = 1;
+ wm8994->hubs.hp_startup_mode = 1;
+ wm8994->hubs.no_cache_class_w = true;
switch (wm8994->revision) {
case 0:
@@ -3704,6 +3906,9 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
wm8994->fll_locked_irq = false;
}
+ /* Make sure we can read from the GPIOs if they're inputs */
+ pm_runtime_get_sync(codec->dev);
+
/* Remember if AIFnLRCLK is configured as a GPIO. This should be
* configured on init - if a system wants to do this dynamically
* at runtime we can deal with that then.
@@ -3732,7 +3937,7 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
wm8994->lrclk_shared[1] = 0;
}
- wm8994_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ pm_runtime_put(codec->dev);
/* Latch volume updates (right only; we always do left then right). */
snd_soc_update_bits(codec, WM8994_AIF1_DAC1_LEFT_VOLUME,
@@ -3810,7 +4015,7 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
wm8994_handle_pdata(wm8994);
wm_hubs_add_analogue_controls(codec);
- snd_soc_add_controls(codec, wm8994_snd_controls,
+ snd_soc_add_codec_controls(codec, wm8994_snd_controls,
ARRAY_SIZE(wm8994_snd_controls));
snd_soc_dapm_new_controls(dapm, wm8994_dapm_widgets,
ARRAY_SIZE(wm8994_dapm_widgets));
@@ -3836,7 +4041,7 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
}
break;
case WM8958:
- snd_soc_add_controls(codec, wm8958_snd_controls,
+ snd_soc_add_codec_controls(codec, wm8958_snd_controls,
ARRAY_SIZE(wm8958_snd_controls));
snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
ARRAY_SIZE(wm8958_dapm_widgets));
@@ -3858,7 +4063,7 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
break;
case WM1811:
- snd_soc_add_controls(codec, wm8958_snd_controls,
+ snd_soc_add_codec_controls(codec, wm8958_snd_controls,
ARRAY_SIZE(wm8958_snd_controls));
snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
ARRAY_SIZE(wm8958_dapm_widgets));
@@ -3987,24 +4192,27 @@ static int wm8994_codec_remove(struct snd_soc_codec *codec)
return 0;
}
-static int wm8994_soc_volatile(struct snd_soc_codec *codec,
- unsigned int reg)
-{
- return true;
-}
-
static struct snd_soc_codec_driver soc_codec_dev_wm8994 = {
.probe = wm8994_codec_probe,
.remove = wm8994_codec_remove,
- .suspend = wm8994_suspend,
- .resume = wm8994_resume,
+ .suspend = wm8994_codec_suspend,
+ .resume = wm8994_codec_resume,
.set_bias_level = wm8994_set_bias_level,
- .reg_cache_size = WM8994_MAX_REGISTER,
- .volatile_register = wm8994_soc_volatile,
};
static int __devinit wm8994_probe(struct platform_device *pdev)
{
+ struct wm8994_priv *wm8994;
+
+ wm8994 = devm_kzalloc(&pdev->dev, sizeof(struct wm8994_priv),
+ GFP_KERNEL);
+ if (wm8994 == NULL)
+ return -ENOMEM;
+ platform_set_drvdata(pdev, wm8994);
+
+ wm8994->wm8994 = dev_get_drvdata(pdev->dev.parent);
+ wm8994->pdata = dev_get_platdata(pdev->dev.parent);
+
return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8994,
wm8994_dai, ARRAY_SIZE(wm8994_dai));
}
@@ -4015,11 +4223,43 @@ static int __devexit wm8994_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int wm8994_suspend(struct device *dev)
+{
+ struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
+
+ /* Drop down to power saving mode when system is suspended */
+ if (wm8994->jackdet && !wm8994->active_refcount)
+ regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
+ WM1811_JACKDET_MODE_MASK,
+ wm8994->jackdet_mode);
+
+ return 0;
+}
+
+static int wm8994_resume(struct device *dev)
+{
+ struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
+
+ if (wm8994->jackdet && wm8994->jack_cb)
+ regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
+ WM1811_JACKDET_MODE_MASK,
+ WM1811_JACKDET_MODE_AUDIO);
+
+ return 0;
+}
+#endif
+
+static const struct dev_pm_ops wm8994_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(wm8994_suspend, wm8994_resume)
+};
+
static struct platform_driver wm8994_codec_driver = {
.driver = {
- .name = "wm8994-codec",
- .owner = THIS_MODULE,
- },
+ .name = "wm8994-codec",
+ .owner = THIS_MODULE,
+ .pm = &wm8994_pm_ops,
+ },
.probe = wm8994_probe,
.remove = __devexit_p(wm8994_remove),
};