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Diffstat (limited to 'sound/soc/codecs/twl4030.c')
-rw-r--r--sound/soc/codecs/twl4030.c56
1 files changed, 36 insertions, 20 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index cbebec6..e4d464b 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -32,7 +32,6 @@
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
-#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
@@ -233,6 +232,16 @@ static int twl4030_write(struct snd_soc_codec *codec,
return 0;
}
+static inline void twl4030_wait_ms(int time)
+{
+ if (time < 60) {
+ time *= 1000;
+ usleep_range(time, time + 500);
+ } else {
+ msleep(time);
+ }
+}
+
static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
{
struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
@@ -338,10 +347,14 @@ static void twl4030_init_chip(struct snd_soc_codec *codec)
twl4030_write(codec, TWL4030_REG_ANAMICL,
reg | TWL4030_CNCL_OFFSET_START);
- /* wait for offset cancellation to complete */
+ /*
+ * Wait for offset cancellation to complete.
+ * Since this takes a while, do not slam the i2c.
+ * Start polling the status after ~20ms.
+ */
+ msleep(20);
do {
- /* this takes a little while, so don't slam i2c */
- udelay(2000);
+ usleep_range(1000, 2000);
twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
TWL4030_REG_ANAMICL);
} while ((i++ < 100) &&
@@ -725,9 +738,12 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp)
/* Base values for ramp delay calculation: 2^19 - 2^26 */
unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
8388608, 16777216, 33554432, 67108864};
+ unsigned int delay;
hs_gain = twl4030_read_reg_cache(codec, TWL4030_REG_HS_GAIN_SET);
hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
+ delay = (ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
+ twl4030->sysclk) + 1;
/* Enable external mute control, this dramatically reduces
* the pop-noise */
@@ -751,16 +767,14 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp)
hs_pop |= TWL4030_RAMP_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
/* Wait ramp delay time + 1, so the VMID can settle */
- mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
- twl4030->sysclk) + 1);
+ twl4030_wait_ms(delay);
} else {
/* Headset ramp-down _not_ according to
* the TRM, but in a way that it is working */
hs_pop &= ~TWL4030_RAMP_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
/* Wait ramp delay time + 1, so the VMID can settle */
- mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
- twl4030->sysclk) + 1);
+ twl4030_wait_ms(delay);
/* Bypass the reg_cache to mute the headset */
twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
hs_gain & (~0x0f),
@@ -835,7 +849,7 @@ static int digimic_event(struct snd_soc_dapm_widget *w,
struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
if (twl4030->digimic_delay)
- mdelay(twl4030->digimic_delay);
+ twl4030_wait_ms(twl4030->digimic_delay);
return 0;
}
@@ -1621,10 +1635,11 @@ static const struct snd_soc_dapm_route intercon[] = {
static int twl4030_add_widgets(struct snd_soc_codec *codec)
{
- snd_soc_dapm_new_controls(codec, twl4030_dapm_widgets,
- ARRAY_SIZE(twl4030_dapm_widgets));
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
- snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
+ snd_soc_dapm_new_controls(dapm, twl4030_dapm_widgets,
+ ARRAY_SIZE(twl4030_dapm_widgets));
+ snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon));
return 0;
}
@@ -1638,14 +1653,14 @@ static int twl4030_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
- if (codec->bias_level == SND_SOC_BIAS_OFF)
+ if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
twl4030_codec_enable(codec, 1);
break;
case SND_SOC_BIAS_OFF:
twl4030_codec_enable(codec, 0);
break;
}
- codec->bias_level = level;
+ codec->dapm.bias_level = level;
return 0;
}
@@ -1709,6 +1724,7 @@ static int twl4030_startup(struct snd_pcm_substream *substream,
struct snd_soc_codec *codec = rtd->codec;
struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ snd_pcm_hw_constraint_msbits(substream->runtime, 0, 32, 24);
if (twl4030->master_substream) {
twl4030->slave_substream = substream;
/* The DAI has one configuration for playback and capture, so
@@ -1833,7 +1849,7 @@ static int twl4030_hw_params(struct snd_pcm_substream *substream,
case SNDRV_PCM_FORMAT_S16_LE:
format |= TWL4030_DATA_WIDTH_16S_16W;
break;
- case SNDRV_PCM_FORMAT_S24_LE:
+ case SNDRV_PCM_FORMAT_S32_LE:
format |= TWL4030_DATA_WIDTH_32S_24W;
break;
default:
@@ -2166,7 +2182,7 @@ static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
}
#define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
-#define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
+#define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
static struct snd_soc_dai_ops twl4030_dai_hifi_ops = {
.startup = twl4030_startup,
@@ -2245,7 +2261,7 @@ static int twl4030_soc_probe(struct snd_soc_codec *codec)
snd_soc_codec_set_drvdata(codec, twl4030);
/* Set the defaults, and power up the codec */
twl4030->sysclk = twl4030_codec_get_mclk() / 1000;
- codec->idle_bias_off = 1;
+ codec->dapm.idle_bias_off = 1;
twl4030_init_chip(codec);
@@ -2257,9 +2273,12 @@ static int twl4030_soc_probe(struct snd_soc_codec *codec)
static int twl4030_soc_remove(struct snd_soc_codec *codec)
{
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+
/* Reset registers to their chip default before leaving */
twl4030_reset_registers(codec);
twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ kfree(twl4030);
return 0;
}
@@ -2291,10 +2310,7 @@ static int __devinit twl4030_codec_probe(struct platform_device *pdev)
static int __devexit twl4030_codec_remove(struct platform_device *pdev)
{
- struct twl4030_priv *twl4030 = dev_get_drvdata(&pdev->dev);
-
snd_soc_unregister_codec(&pdev->dev);
- kfree(twl4030);
return 0;
}
generated by cgit v1.1 at 2024-12-25 17:32:18 +0000