diff options
Diffstat (limited to 'sound/soc/codecs/twl4030.c')
| -rw-r--r-- | sound/soc/codecs/twl4030.c | 56 |
1 files changed, 36 insertions, 20 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c index cbebec6ba1b..e4d464b937d 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; } |