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ASoC: tpa6130a2: Use WARN_ON() instead of BUG_ON() 

Use WARN_ON() and handle the error cases accordingly.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Takashi Iwai 2013-11-05 18:39:51 +01:00 committed by Mark Brown
parent a922cd7151
commit 773392b25c
1 changed files with 14 additions and 7 deletions
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21
sound/soc/codecs/tpa6130a2.c
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@ -55,7 +55,8 @@ static int tpa6130a2_i2c_read(int reg)
struct tpa6130a2_data *data;
int val;
BUG_ON(tpa6130a2_client == NULL);
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
/* If powered off, return the cached value */
@ -77,7 +78,8 @@ static int tpa6130a2_i2c_write(int reg, u8 value)
struct tpa6130a2_data *data;
int val = 0;
BUG_ON(tpa6130a2_client == NULL);
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
if (data->power_state) {
@ -98,7 +100,8 @@ static u8 tpa6130a2_read(int reg)
{
struct tpa6130a2_data *data;
BUG_ON(tpa6130a2_client == NULL);
if (WARN_ON(!tpa6130a2_client))
return 0;
data = i2c_get_clientdata(tpa6130a2_client);
return data->regs[reg];
@ -109,7 +112,8 @@ static int tpa6130a2_initialize(void)
struct tpa6130a2_data *data;
int i, ret = 0;
BUG_ON(tpa6130a2_client == NULL);
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
for (i = 1; i < TPA6130A2_REG_VERSION; i++) {
@ -127,7 +131,8 @@ static int tpa6130a2_power(u8 power)
u8 val;
int ret = 0;
BUG_ON(tpa6130a2_client == NULL);
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
mutex_lock(&data->mutex);
@ -193,7 +198,8 @@ static int tpa6130a2_get_volsw(struct snd_kcontrol *kcontrol,
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
BUG_ON(tpa6130a2_client == NULL);
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
mutex_lock(&data->mutex);
@ -223,7 +229,8 @@ static int tpa6130a2_put_volsw(struct snd_kcontrol *kcontrol,
unsigned int val = (ucontrol->value.integer.value[0] & mask);
unsigned int val_reg;
BUG_ON(tpa6130a2_client == NULL);
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
if (invert)