static void zylonite_wm9713_voice_shutdown(struct snd_pcm_substream *substream)
{
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;
struct snd_soc_codec *codec = codec_dai->codec;
codec->write(codec, AC97_EXTENDED_MID,
codec->read(codec, AC97_EXTENDED_MID)|((0xf<<2)));
codec->write(codec, AC97_EXTENDED_MSTATUS,
codec->read(codec, AC97_EXTENDED_MSTATUS)|(0x3<<9));
unset_dvfm_constraint();
}
static int lcd_backlight_control(int num)
{
int index = 0;
int limit;
limit = num+1;
set_dvfm_constraint();
spin_lock(&bl_ctrl_lock);
if(backlight_status==0)
{
gpio_set_value(backlight_pin, 1);
backlight_status = 1;
mdelay(1);
#if defined(__BACKLIGHT_DEBUG__)
printk("[BACKLIGHT] Backlight On \n");
#endif
}
for(index = 0; index < limit; index ++)
{
gpio_direction_output(backlight_pin,0);
udelay(1);
gpio_direction_output(backlight_pin,1);
udelay(1);
}
spin_unlock(&bl_ctrl_lock);
unset_dvfm_constraint();
return 0;
}
static void zylonite_wm9713_hifi_shutdown(struct snd_pcm_substream *substream)
{
unset_dvfm_constraint();
}