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解决录音与放音不能同时开启问题

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This commit is contained in:
ChenJQ 2011-04-11 02:29:09 -07:00
parent 437ebd2191
commit b56a480b48
1 changed files with 91 additions and 65 deletions
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156
sound/soc/codecs/wm8900.c
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@ -221,7 +221,7 @@ static int wm8900_hp_event(struct snd_soc_dapm_widget *w,
struct snd_soc_codec *codec = w->codec;
u16 hpctl1 = snd_soc_read(codec, WM8900_REG_HPCTL1);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
@ -637,7 +637,7 @@ static const struct snd_soc_dapm_route audio_map[] = {
static int wm8900_add_widgets(struct snd_soc_codec *codec)
{
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
snd_soc_dapm_new_controls(codec, wm8900_dapm_widgets,
ARRAY_SIZE(wm8900_dapm_widgets));
@ -649,13 +649,13 @@ static int wm8900_add_widgets(struct snd_soc_codec *codec)
static void wm8900_set_hw(struct snd_soc_codec *codec)
{
printk("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
snd_soc_write(codec, WM8900_REG_HPCTL1, 0x30);
snd_soc_write(codec, WM8900_REG_POWER1, 0x0100);
snd_soc_write(codec, WM8900_REG_POWER3, 0x60);
snd_soc_write(codec, WM8900_REG_POWER1, 0x0101);
msleep(400);
msleep(300);
snd_soc_write(codec, WM8900_REG_POWER1, 0x0109);
snd_soc_write(codec, WM8900_REG_ADDCTL, 0x02);
snd_soc_write(codec, WM8900_REG_POWER1, 0x09);
@ -688,11 +688,6 @@ static void wm8900_set_hw(struct snd_soc_codec *codec)
snd_soc_write(codec, WM8900_REG_INBOOSTMIX1, 0x0042);
snd_soc_write(codec, WM8900_REG_INBOOSTMIX2, 0x0042);
snd_soc_write(codec, WM8900_REG_ADCPATH, 0x0055);
//open SPK control GPIO
gpio_request(SPK_CON, NULL);
gpio_direction_output(SPK_CON,GPIO_HIGH);
gpio_free(SPK_CON);
}
static int wm8900_hw_params(struct snd_pcm_substream *substream,
@ -704,7 +699,7 @@ static int wm8900_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_codec *codec = socdev->card->codec;
u16 reg;
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
reg = snd_soc_read(codec, WM8900_REG_AUDIO1) & ~0x60;
@ -751,7 +746,7 @@ static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,
BUG_ON(!Fout);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
/* The FLL must run at 90-100MHz which is then scaled down to
* the output value by FLLCLK_DIV. */
@ -815,7 +810,7 @@ static int wm8900_set_fll(struct snd_soc_codec *codec,
struct _fll_div fll_div;
unsigned int reg;
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
if (wm8900->fll_in == freq_in && wm8900->fll_out == freq_out)
return 0;
@ -893,7 +888,7 @@ static int wm8900_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
{
struct snd_soc_codec *codec = codec_dai->codec;
unsigned int reg;
WM8900_DBG("Enter:%s, %d, div_id=%d, div=%d \n", __FUNCTION__, __LINE__, div_id, div);
WM8900_DBG("Enter:%s, %d, div_id=%d, div=%d \n", __FUNCTION__, __LINE__, div_id, div);
switch (div_id) {
case WM8900_BCLK_DIV:
@ -945,7 +940,7 @@ static int wm8900_set_dai_fmt(struct snd_soc_dai *codec_dai,
struct snd_soc_codec *codec = codec_dai->codec;
unsigned int clocking1, aif1, aif3, aif4;
WM8900_DBG("Enter:%s, %d, fmt=0x%08X \n", __FUNCTION__, __LINE__, fmt);
WM8900_DBG("Enter:%s, %d, fmt=0x%08X \n", __FUNCTION__, __LINE__, fmt);
clocking1 = snd_soc_read(codec, WM8900_REG_CLOCKING1);
aif1 = snd_soc_read(codec, WM8900_REG_AUDIO1);
@ -1072,51 +1067,84 @@ static int wm8900_digital_mute(struct snd_soc_dai *codec_dai, int mute)
return 0;
}
static int wm8900_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai)
static int wm8900_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_card *card = socdev->card;
struct snd_soc_codec *codec = card->codec;
struct snd_soc_dai_link *machine = rtd->dai;
struct snd_soc_dai *codec_dai = machine->codec_dai;
struct snd_soc_codec *codec = socdev->card->codec;
WM8900_DBG("Enter::%s----%d substream->stream:%s \n",__FUNCTION__,__LINE__,
substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? "PLAYBACK":"CAPTURE");
if (!(codec_dai->playback.active || codec_dai->capture.active)) {
WM8900_DBG("Power up wm8900\n");
wm8900_set_hw(codec);
}
return 0;
}
static void wm8900_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_dai_link *machine = rtd->dai;
struct snd_soc_dai *codec_dai = machine->codec_dai;
struct snd_soc_codec *codec = socdev->card->codec;
printk("wm8900_shutdown \n");
WM8900_DBG("Enter::%s----%d substream->stream:%s \n",__FUNCTION__,__LINE__,
substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? "PLAYBACK":"CAPTURE");
snd_soc_write(codec, WM8900_REG_RESET, 0);
/* If */
if (!codec_dai->capture.active && !codec_dai->playback.active &&
(substream->stream == SNDRV_PCM_STREAM_CAPTURE)) {
//open SPK control GPIO
gpio_request(SPK_CON, NULL);
gpio_direction_output(SPK_CON,GPIO_LOW);
gpio_free(SPK_CON);
msleep(200);
}
return 0;
if (!codec_dai->capture.active && !codec_dai->playback.active) {
WM8900_DBG("Power down wm8900\n");
/* When codec is not using , close it. */
snd_soc_write(codec, WM8900_REG_RESET, 0);
}
}
static int wm8900_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
struct snd_soc_card *card = socdev->card;
struct snd_soc_codec *codec = card->codec;
printk("wm8900_prepare \n");
wm8900_set_hw(codec);
return 0;
}
#ifdef CONFIG_MACH_RK29_MALATA
static int wm8900_trigger(struct snd_pcm_substream *substream, int trigger)
static int wm8900_trigger(struct snd_pcm_substream *substream,
int status,
struct snd_soc_dai *dai)
{
WM8900_DBG("Enter::%s----%d trigger = %d\n",__FUNCTION__,__LINE__, trigger);
if(trigger == 1){
gpio_set_value(SPK_CON, GPIO_HIGH);
} else{
gpio_set_value(SPK_CON, GPIO_LOW);
}
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai_link *machine = rtd->dai;
struct snd_soc_dai *codec_dai = machine->codec_dai;
WM8900_DBG("Enter::%s----%d status = %d substream->stream:%s \n",__FUNCTION__, __LINE__, status,
substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? "PLAYBACK":"CAPTURE");
if(status == 1 || status == 0){
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK){
codec_dai->playback.active = status;
#ifdef SPK_CON
if(status == 1){
gpio_set_value(SPK_CON, GPIO_HIGH);
}else{
gpio_set_value(SPK_CON, GPIO_LOW);
}
#endif
}else{
codec_dai->capture.active = status;
}
}
return 0;
}
#endif
#define WM8900_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\
SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
@ -1131,11 +1159,9 @@ static struct snd_soc_dai_ops wm8900_dai_ops = {
.set_pll = wm8900_set_dai_pll,
.set_fmt = wm8900_set_dai_fmt,
.digital_mute = wm8900_digital_mute,
.startup = wm8900_startup,
.trigger = wm8900_trigger,
.shutdown = wm8900_shutdown,
.prepare = wm8900_prepare,
#ifdef CONFIG_MACH_RK29_MALATA
.trigger = wm8900_trigger,
#endif
};
struct snd_soc_dai wm8900_dai = {
@ -1163,7 +1189,7 @@ static int wm8900_set_bias_level(struct snd_soc_codec *codec,
{
u16 reg;
WM8900_DBG("Enter:%s, %d, level=0x%08X \n", __FUNCTION__, __LINE__, level);
WM8900_DBG("Enter:%s, %d, level=0x%08X \n", __FUNCTION__, __LINE__, level);
codec->bias_level = level;
return 0;
@ -1270,11 +1296,6 @@ static int wm8900_suspend(struct platform_device *pdev, pm_message_t state)
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
//close SPK control GPIO
gpio_request(SPK_CON, NULL);
gpio_direction_output(SPK_CON,GPIO_LOW);
gpio_free(SPK_CON);
snd_soc_write(codec, WM8900_REG_RESET, 0);
/* Stop the FLL in an orderly fashion */
@ -1329,7 +1350,7 @@ static __devinit int wm8900_i2c_probe(struct i2c_client *i2c,
unsigned int reg;
int ret;
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
wm8900 = kzalloc(sizeof(struct wm8900_priv), GFP_KERNEL);
if (wm8900 == NULL)
@ -1404,7 +1425,7 @@ static __devinit int wm8900_i2c_probe(struct i2c_client *i2c,
static __devexit int wm8900_i2c_remove(struct i2c_client *client)
{
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
snd_soc_unregister_dai(&wm8900_dai);
snd_soc_unregister_codec(wm8900_codec);
@ -1418,10 +1439,16 @@ static __devexit int wm8900_i2c_remove(struct i2c_client *client)
return 0;
}
void wm8900_i2c_shutdown(struct i2c_client *client)
{
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
snd_soc_write(wm8900_codec, WM8900_REG_RESET, 0);
}
#ifdef CONFIG_PM
static int wm8900_i2c_suspend(struct i2c_client *client, pm_message_t msg)
{
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
return snd_soc_suspend_device(&client->dev);
}
@ -1449,6 +1476,7 @@ static struct i2c_driver wm8900_i2c_driver = {
.remove = __devexit_p(wm8900_i2c_remove),
.suspend = wm8900_i2c_suspend,
.resume = wm8900_i2c_resume,
.shutdown = wm8900_i2c_shutdown,
.id_table = wm8900_i2c_id,
};
@ -1458,16 +1486,14 @@ static int wm8900_probe(struct platform_device *pdev)
struct snd_soc_codec *codec;
int ret = 0;
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
WM8900_DBG("Enter:%s, %d \n", __FUNCTION__, __LINE__);
if (!wm8900_codec) {
dev_err(&pdev->dev, "I2C client not yet instantiated\n");
return -ENODEV;
}
#ifdef CONFIG_MACH_RK29_MALATA
gpio_request(SPK_CON,"spk_con");
gpio_set_value(SPK_CON, GPIO_LOW);
#if defined(SPK_CON)
gpio_request(SPK_CON,NULL);
gpio_direction_output(SPK_CON, GPIO_LOW);
#endif