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rk2928phonepad:

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update rk2928 codec for modem sound
This commit is contained in:
邱建斌
2012-10-23 18:57:37 +08:00
parent 5e639842ab
commit 0a46941df7
1 changed files with 20 additions and 6 deletions
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26
sound/soc/codecs/rk2928_codec.c
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@@ -106,6 +106,10 @@ static unsigned int rk2928_read(struct snd_soc_codec *codec, unsigned int reg)
static int rk2928_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int value)
{
#ifdef CONFIG_MODEM_SOUND
if(rk2928_data.call_enable)
return 0;
#endif
DBG("%s reg 0x%02x value 0x%02x", __FUNCTION__, reg, value);
writel(value, rk2928_data.regbase + reg*4);
if( (reg == CODEC_REG_POWER) && ( (value & m_PD_DAC) == 0)) {
@@ -144,15 +148,20 @@ void codec_set_spk(bool on)
#ifdef CONFIG_MODEM_SOUND
void call_set_spk(bool on)
{
struct snd_soc_codec *codec = rk2928_data.codec;
if(on == 0) {
printk("%s speaker is disabled\n", __FUNCTION__);
// rk2928_write(NULL, CODEC_REG_DAC_MUTE, v_MUTE_DAC(1));
rk2928_write(NULL, CODEC_REG_DAC_MUTE, v_MUTE_DAC(0));
rk2928_write(codec, CODEC_REG_POWER, 0x0c);
rk2928_write(codec, CODEC_REG_ADC_SOURCE, 0x03);
rk2928_data.call_enable = 1;
rk2928_write(NULL, CODEC_REG_DAC_MUTE, v_MUTE_DAC(1));
}
else {
printk("%s speaker is enabled\n", __FUNCTION__);
rk2928_data.call_enable = 0;
rk2928_write(NULL, CODEC_REG_DAC_MUTE, v_MUTE_DAC(0));
// rk2928_write(NULL, CODEC_REG_DAC_MUTE, v_MUTE_DAC(0));
rk2928_write(codec, CODEC_REG_ADC_SOURCE, 0x00);
}
}
#endif
@@ -202,10 +211,7 @@ static int rk2928_audio_trigger(struct snd_pcm_substream *substream, int cmd,
int err = 0;
int data, pd_adc;
DBG("%s cmd 0x%x", __FUNCTION__, cmd);
#ifdef CONFIG_MODEM_SOUND
if(rk2928_data.call_enable)
return err;
#endif
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
@@ -272,6 +278,10 @@ static int rk2928_audio_trigger(struct snd_pcm_substream *substream, int cmd,
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
#ifdef CONFIG_MODEM_SOUND
if(rk2928_data.call_enable)
return err;
#endif
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
if(rk2928_data.spkctl != INVALID_GPIO) {
gpio_direction_output(rk2928_data.spkctl, GPIO_LOW);
@@ -312,6 +322,10 @@ static int rk2928_set_bias_level(struct snd_soc_codec *codec,
break;
case SND_SOC_BIAS_STANDBY:
case SND_SOC_BIAS_OFF:
#ifdef CONFIG_MODEM_SOUND
if(rk2928_data.call_enable)
break;
#endif
rk2928_write(codec, CODEC_REG_POWER, v_PWR_OFF);
break;
default: