xiaomi-sm8450/android_kernel_xiaomi_sm8450
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Merge branch 'for-2.6.39' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/asoc-2.6 into fix/asoc

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This commit is contained in:
Takashi Iwai
2011-03-28 12:39:28 +02:00
부모 c6b358748e 19aab08d69
커밋 e9c4a5e10e
2개의 변경된 파일과 23개의 추가작업 그리고 13개의 파일을 삭제
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32
sound/soc/codecs/tlv320dac33.c
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@@ -324,6 +324,10 @@ static void dac33_init_chip(struct snd_soc_codec *codec)
dac33_write(codec, DAC33_OUT_AMP_CTRL,
dac33_read_reg_cache(codec, DAC33_OUT_AMP_CTRL));
dac33_write(codec, DAC33_LDAC_PWR_CTRL,
dac33_read_reg_cache(codec, DAC33_LDAC_PWR_CTRL));
dac33_write(codec, DAC33_RDAC_PWR_CTRL,
dac33_read_reg_cache(codec, DAC33_RDAC_PWR_CTRL));
}
static inline int dac33_read_id(struct snd_soc_codec *codec)
@@ -670,6 +674,7 @@ static inline void dac33_prefill_handler(struct tlv320dac33_priv *dac33)
{
struct snd_soc_codec *codec = dac33->codec;
unsigned int delay;
unsigned long flags;
switch (dac33->fifo_mode) {
case DAC33_FIFO_MODE1:
@@ -677,10 +682,10 @@ static inline void dac33_prefill_handler(struct tlv320dac33_priv *dac33)
DAC33_THRREG(dac33->nsample));
/* Take the timestamps */
spin_lock_irq(&dac33->lock);
spin_lock_irqsave(&dac33->lock, flags);
dac33->t_stamp2 = ktime_to_us(ktime_get());
dac33->t_stamp1 = dac33->t_stamp2;
spin_unlock_irq(&dac33->lock);
spin_unlock_irqrestore(&dac33->lock, flags);
dac33_write16(codec, DAC33_PREFILL_MSB,
DAC33_THRREG(dac33->alarm_threshold));
@@ -692,11 +697,11 @@ static inline void dac33_prefill_handler(struct tlv320dac33_priv *dac33)
break;
case DAC33_FIFO_MODE7:
/* Take the timestamp */
spin_lock_irq(&dac33->lock);
spin_lock_irqsave(&dac33->lock, flags);
dac33->t_stamp1 = ktime_to_us(ktime_get());
/* Move back the timestamp with drain time */
dac33->t_stamp1 -= dac33->mode7_us_to_lthr;
spin_unlock_irq(&dac33->lock);
spin_unlock_irqrestore(&dac33->lock, flags);
dac33_write16(codec, DAC33_PREFILL_MSB,
DAC33_THRREG(DAC33_MODE7_MARGIN));
@@ -714,13 +719,14 @@ static inline void dac33_prefill_handler(struct tlv320dac33_priv *dac33)
static inline void dac33_playback_handler(struct tlv320dac33_priv *dac33)
{
struct snd_soc_codec *codec = dac33->codec;
unsigned long flags;
switch (dac33->fifo_mode) {
case DAC33_FIFO_MODE1:
/* Take the timestamp */
spin_lock_irq(&dac33->lock);
spin_lock_irqsave(&dac33->lock, flags);
dac33->t_stamp2 = ktime_to_us(ktime_get());
spin_unlock_irq(&dac33->lock);
spin_unlock_irqrestore(&dac33->lock, flags);
dac33_write16(codec, DAC33_NSAMPLE_MSB,
DAC33_THRREG(dac33->nsample));
@@ -773,10 +779,11 @@ static irqreturn_t dac33_interrupt_handler(int irq, void *dev)
{
struct snd_soc_codec *codec = dev;
struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
unsigned long flags;
spin_lock(&dac33->lock);
spin_lock_irqsave(&dac33->lock, flags);
dac33->t_stamp1 = ktime_to_us(ktime_get());
spin_unlock(&dac33->lock);
spin_unlock_irqrestore(&dac33->lock, flags);
/* Do not schedule the workqueue in Mode7 */
if (dac33->fifo_mode != DAC33_FIFO_MODE7)
@@ -1173,15 +1180,16 @@ static snd_pcm_sframes_t dac33_dai_delay(
unsigned int time_delta, uthr;
int samples_out, samples_in, samples;
snd_pcm_sframes_t delay = 0;
unsigned long flags;
switch (dac33->fifo_mode) {
case DAC33_FIFO_BYPASS:
break;
case DAC33_FIFO_MODE1:
spin_lock(&dac33->lock);
spin_lock_irqsave(&dac33->lock, flags);
t0 = dac33->t_stamp1;
t1 = dac33->t_stamp2;
spin_unlock(&dac33->lock);
spin_unlock_irqrestore(&dac33->lock, flags);
t_now = ktime_to_us(ktime_get());
/* We have not started to fill the FIFO yet, delay is 0 */
@@ -1246,10 +1254,10 @@ static snd_pcm_sframes_t dac33_dai_delay(
}
break;
case DAC33_FIFO_MODE7:
spin_lock(&dac33->lock);
spin_lock_irqsave(&dac33->lock, flags);
t0 = dac33->t_stamp1;
uthr = dac33->uthr;
spin_unlock(&dac33->lock);
spin_unlock_irqrestore(&dac33->lock, flags);
t_now = ktime_to_us(ktime_get());
/* We have not started to fill the FIFO yet, delay is 0 */