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modem_sound: update modem_sound

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This commit is contained in:
陈金泉 2013-08-26 10:38:55 +08:00
parent f75d530044
commit dfc1500f8a
1 changed files with 36 additions and 74 deletions
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110
drivers/misc/modem_sound.c
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@ -25,37 +25,17 @@
static struct modem_sound_data *modem_sound;
int (*set_codec_for_pcm_modem)(int cmd) = NULL; /* Set the codec used only for PCM modem */
void (*set_codec_spk)(int on) = NULL;
#if defined(CONFIG_SND_RK_SOC_RK2928)|| defined(CONFIG_SND_RK29_SOC_RK610)
#if defined(CONFIG_SND_RK_SOC_RK2928) || defined(CONFIG_SND_RK29_SOC_RK610_PHONEPAD)
extern void call_set_spk(int on);
#endif
#ifdef CONFIG_SND_SOC_ES8323_PCM
extern int set_es8323(int cmd);
#endif
#define HP_MIC 0
#define MAIN_MIC 1
#if defined(CONFIG_MODEM_MIC_SWITCH)
extern void Modem_Mic_switch(int value);
extern void Modem_Mic_release(void);
void Modem_Sound_Mic_switch(int value)
{
Modem_Mic_switch(value);
}
void Modem_Sound_Mic_release()
{
Modem_Mic_release();
}
#else
void Modem_Sound_Mic_switch(int value)
{
}
void Modem_Sound_Mic_release()
{
}
#endif
int modem_sound_spkctl(int status)
{
if(modem_sound->spkctl_io == INVALID_GPIO)
return 0;
if(status == ENABLE)
gpio_direction_output(modem_sound->spkctl_io,GPIO_HIGH);//modem_sound->spkctl_io? GPIO_HIGH:GPIO_LOW);
else
@ -92,85 +72,67 @@ static ssize_t modem_sound_read(struct file *filp, char __user *ptr, size_t size
static long modem_sound_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
int ret = 0, codec_pcm_cmd = -1, codec_cmd = -1, modem_spk_enable = -1;
long ret = 0;
struct modem_sound_data *pdata = modem_sound;
DBG("modem_sound_ioctl: cmd = %d arg = %ld\n",cmd, arg);
ret = down_interruptible(&pdata->power_sem);
if (ret < 0) {
printk("%s: down power_sem error ret = %d\n", __func__, ret);
printk("%s: down power_sem error ret = %ld\n", __func__, ret);
return ret;
}
switch (cmd){
case IOCTL_MODEM_EAR_PHOEN:
DBG("modem_sound_ioctl: MODEM_EAR_PHONE\n");
Modem_Sound_Mic_switch(MAIN_MIC);
codec_cmd = 3;
codec_pcm_cmd = RCV;
modem_spk_enable = DISABLE;
if (set_codec_for_pcm_modem)
set_codec_for_pcm_modem(RCV);
break;
case IOCTL_MODEM_SPK_PHONE:
DBG("modem_sound_ioctl: MODEM_SPK_PHONE\n");
Modem_Sound_Mic_switch(MAIN_MIC);
codec_cmd = 1;
codec_pcm_cmd = SPK_PATH;
modem_spk_enable = ENABLE;
if (set_codec_for_pcm_modem)
set_codec_for_pcm_modem(SPK_PATH);
if(set_codec_spk)
set_codec_spk(1);
modem_sound_spkctl(ENABLE);
break;
case IOCTL_MODEM_HP_WITHMIC_PHONE:
DBG("modem_sound_ioctl: MODEM_HP_WITHMIC_PHONE\n");
Modem_Sound_Mic_switch(HP_MIC);
codec_cmd = 2;
codec_pcm_cmd = HP_PATH;
modem_spk_enable = DISABLE;
if (set_codec_for_pcm_modem)
set_codec_for_pcm_modem(HP_PATH);
if(set_codec_spk)
set_codec_spk(2);
modem_sound_spkctl(DISABLE);
break;
case IOCTL_MODEM_BT_PHONE:
codec_cmd = 3;
codec_pcm_cmd = BT;
modem_spk_enable = DISABLE;
if (set_codec_for_pcm_modem)
set_codec_for_pcm_modem(BT);
DBG("modem_sound_ioctl: MODEM_BT_PHONE\n");
break;
case IOCTL_MODEM_STOP_PHONE:
DBG("modem_sound_ioctl: MODEM_STOP_PHONE\n");
Modem_Sound_Mic_release();
codec_cmd = 0;
codec_pcm_cmd = OFF;
modem_spk_enable = ENABLE;
if(set_codec_spk)
set_codec_spk(0);
if (set_codec_for_pcm_modem)
set_codec_for_pcm_modem(OFF);
break;
case IOCTL_MODEM_HP_NOMIC_PHONE:
DBG("modem_sound_ioctl: MODEM_HP_NOMIC_PHONE\n");
Modem_Sound_Mic_switch(MAIN_MIC);
codec_cmd = 2;
codec_pcm_cmd = HP_NO_MIC;
modem_spk_enable = DISABLE;
break;
DBG("modem_sound_ioctl: MODEM_HP_NOMIC_PHONE\n");
if (set_codec_for_pcm_modem)
set_codec_for_pcm_modem(HP_NO_MIC);
if(set_codec_spk)
set_codec_spk(2);
modem_sound_spkctl(DISABLE);
break;
default:
printk("unknown ioctl cmd!\n");
ret = -EINVAL;
break;
}
if (set_codec_spk == NULL || set_codec_for_pcm_modem == NULL)
printk("modem_sound_ioctl(), %s %s\n",
set_codec_for_pcm_modem ? "" : "set_codec_for_pcm_modem is NULL",
set_codec_spk ? "" : "set_codec_spk is NULL");
if (ret >= 0) {
// close codec firstly for pop noise
if (codec_cmd == 0 && set_codec_spk)
set_codec_spk(codec_cmd);
if (set_codec_for_pcm_modem)
set_codec_for_pcm_modem(codec_pcm_cmd);
modem_sound_spkctl(modem_spk_enable);
// open codec lastly for pop noise
if (codec_cmd != 0 && set_codec_spk)
set_codec_spk(codec_cmd);
}
up(&pdata->power_sem);
return ret;
@ -215,15 +177,15 @@ static int modem_sound_probe(struct platform_device *pdev)
pdata->wq = create_freezable_workqueue("modem_sound");
INIT_WORK(&pdata->work, modem_sound_delay_power_downup);
modem_sound = pdata;
printk("%s:modem sound initialized\n",__FUNCTION__);
#if defined(CONFIG_SND_RK_SOC_RK2928)|| defined(CONFIG_SND_RK29_SOC_RK610)
set_codec_spk = call_set_spk;
#if defined(CONFIG_SND_RK_SOC_RK2928)|| defined(CONFIG_SND_RK29_SOC_RK610_PHONEPAD)
set_codec_spk = call_set_spk;
#endif
#ifdef CONFIG_SND_SOC_ES8323_PCM
set_codec_for_pcm_modem = set_es8323;
#endif
printk("%s:modem sound initialized\n",__FUNCTION__);
return ret;
}