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Subject[PATCH 3/6] ASoC: Remove unused "control_data" field of struct cs4270_private
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The control_data field is used to initialize the codec's control_data field,
but since this is also done by the snd-soc-cache core, the redundant
assignment can be removed and the field can be dropped.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
sound/soc/codecs/cs4270.c | 6 +-----
1 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/sound/soc/codecs/cs4270.c b/sound/soc/codecs/cs4270.c
index 6cc8678..5830c93 100644
--- a/sound/soc/codecs/cs4270.c
+++ b/sound/soc/codecs/cs4270.c
@@ -128,7 +128,6 @@ static const char *supply_names[] = {
/* Private data for the CS4270 */
struct cs4270_private {
enum snd_soc_control_type control_type;
- void *control_data;
unsigned int mclk; /* Input frequency of the MCLK pin */
unsigned int mode; /* The mode (I2S or left-justified) */
unsigned int slave_mode;
@@ -490,8 +489,6 @@ static int cs4270_probe(struct snd_soc_codec *codec)
struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
int i, ret;

- codec->control_data = cs4270->control_data;
-
/* Tell ASoC what kind of I/O to use to read the registers. ASoC will
* then do the I2C transactions itself.
*/
@@ -604,7 +601,7 @@ static int cs4270_soc_suspend(struct snd_soc_codec *codec, pm_message_t mesg)
static int cs4270_soc_resume(struct snd_soc_codec *codec)
{
struct cs4270_private *cs4270 = snd_soc_codec_get_drvdata(codec);
- struct i2c_client *i2c_client = codec->control_data;
+ struct i2c_client *i2c_client = to_i2c_client(codec->dev);
int reg;

regulator_bulk_enable(ARRAY_SIZE(cs4270->supplies),
@@ -690,7 +687,6 @@ static int cs4270_i2c_probe(struct i2c_client *i2c_client,
}

i2c_set_clientdata(i2c_client, cs4270);
- cs4270->control_data = i2c_client;
cs4270->control_type = SND_SOC_I2C;

ret = snd_soc_register_codec(&i2c_client->dev,
--
1.7.4.1




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