AcoSail/kernel_optimize_test
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Merge remote branch 'takashi/fix/asoc' into for-2.6.37

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This commit is contained in:
Mark Brown 2010-11-03 12:32:54 -04:00
commit d6e116ba1e
2 changed files with 29 additions and 13 deletions
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36
sound/soc/codecs/tlv320dac33.c
View File

@ -58,7 +58,7 @@
(1000000000 / ((rate * 1000) / samples))
#define US_TO_SAMPLES(rate, us) \
(rate / (1000000 / us))
(rate / (1000000 / (us < 1000000 ? us : 1000000)))
#define UTHR_FROM_PERIOD_SIZE(samples, playrate, burstrate) \
((samples * 5000) / ((burstrate * 5000) / (burstrate - playrate)))
@ -200,7 +200,7 @@ static int dac33_read(struct snd_soc_codec *codec, unsigned int reg,
u8 *value)
{
struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
int val;
int val, ret = 0;
*value = reg & 0xff;
@ -210,6 +210,7 @@ static int dac33_read(struct snd_soc_codec *codec, unsigned int reg,
if (val < 0) {
dev_err(codec->dev, "Read failed (%d)\n", val);
value[0] = dac33_read_reg_cache(codec, reg);
ret = val;
} else {
value[0] = val;
dac33_write_reg_cache(codec, reg, val);
@ -218,7 +219,7 @@ static int dac33_read(struct snd_soc_codec *codec, unsigned int reg,
value[0] = dac33_read_reg_cache(codec, reg);
}
return 0;
return ret;
}
static int dac33_write(struct snd_soc_codec *codec, unsigned int reg,
@ -329,13 +330,18 @@ static void dac33_init_chip(struct snd_soc_codec *codec)
dac33_read_reg_cache(codec, DAC33_LINER_TO_RLO_VOL));
}
static inline void dac33_read_id(struct snd_soc_codec *codec)
static inline int dac33_read_id(struct snd_soc_codec *codec)
{
int i, ret = 0;
u8 reg;
dac33_read(codec, DAC33_DEVICE_ID_MSB, &reg);
dac33_read(codec, DAC33_DEVICE_ID_LSB, &reg);
dac33_read(codec, DAC33_DEVICE_REV_ID, &reg);
for (i = 0; i < 3; i++) {
ret = dac33_read(codec, DAC33_DEVICE_ID_MSB + i, &reg);
if (ret < 0)
break;
}
return ret;
}
static inline void dac33_soft_power(struct snd_soc_codec *codec, int power)
@ -1076,6 +1082,9 @@ static void dac33_calculate_times(struct snd_pcm_substream *substream)
/* Number of samples under i2c latency */
dac33->alarm_threshold = US_TO_SAMPLES(rate,
dac33->mode1_latency);
nsample_limit = DAC33_BUFFER_SIZE_SAMPLES -
dac33->alarm_threshold;
if (dac33->auto_fifo_config) {
if (period_size <= dac33->alarm_threshold)
/*
@ -1086,6 +1095,8 @@ static void dac33_calculate_times(struct snd_pcm_substream *substream)
((dac33->alarm_threshold / period_size) +
(dac33->alarm_threshold % period_size ?
1 : 0));
else if (period_size > nsample_limit)
dac33->nsample = nsample_limit;
else
dac33->nsample = period_size;
} else {
@ -1097,8 +1108,7 @@ static void dac33_calculate_times(struct snd_pcm_substream *substream)
*/
dac33->nsample_max = substream->runtime->buffer_size -
period_size;
nsample_limit = DAC33_BUFFER_SIZE_SAMPLES -
dac33->alarm_threshold;
if (dac33->nsample_max > nsample_limit)
dac33->nsample_max = nsample_limit;
@ -1414,9 +1424,15 @@ static int dac33_soc_probe(struct snd_soc_codec *codec)
dev_err(codec->dev, "Failed to power up codec: %d\n", ret);
goto err_power;
}
dac33_read_id(codec);
ret = dac33_read_id(codec);
dac33_hard_power(codec, 0);
if (ret < 0) {
dev_err(codec->dev, "Failed to read chip ID: %d\n", ret);
ret = -ENODEV;
goto err_power;
}
/* Check if the IRQ number is valid and request it */
if (dac33->irq >= 0) {
ret = request_irq(dac33->irq, dac33_interrupt_handler,

6
sound/soc/codecs/tpa6130a2.c
View File

@ -119,13 +119,13 @@ static int tpa6130a2_power(int power)
{
struct tpa6130a2_data *data;
u8 val;
int ret;
int ret = 0;
BUG_ON(tpa6130a2_client == NULL);
data = i2c_get_clientdata(tpa6130a2_client);
mutex_lock(&data->mutex);
if (power) {
if (power && !data->power_state) {
/* Power on */
if (data->power_gpio >= 0)
gpio_set_value(data->power_gpio, 1);
@ -153,7 +153,7 @@ static int tpa6130a2_power(int power)
val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
val &= ~TPA6130A2_SWS;
tpa6130a2_i2c_write(TPA6130A2_REG_CONTROL, val);
} else {
} else if (!power && data->power_state) {
/* set SWS */
val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
val |= TPA6130A2_SWS;