ASoC: Remove unused "control_data" field of struct cs42l51_private
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>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c
index 8fb7070..286878d 100644
--- a/sound/soc/codecs/cs42l51.c
+++ b/sound/soc/codecs/cs42l51.c
@@ -42,7 +42,6 @@
struct cs42l51_private {
enum snd_soc_control_type control_type;
- void *control_data;
unsigned int mclk;
unsigned int audio_mode; /* The mode (I2S or left-justified) */
enum master_slave_mode func;
@@ -57,7 +56,7 @@
static int cs42l51_fill_cache(struct snd_soc_codec *codec)
{
u8 *cache = codec->reg_cache + 1;
- struct i2c_client *i2c_client = codec->control_data;
+ struct i2c_client *i2c_client = to_i2c_client(codec->dev);
s32 length;
length = i2c_smbus_read_i2c_block_data(i2c_client,
@@ -520,8 +519,6 @@
struct snd_soc_dapm_context *dapm = &codec->dapm;
int ret, reg;
- codec->control_data = cs42l51->control_data;
-
ret = cs42l51_fill_cache(codec);
if (ret < 0) {
dev_err(codec->dev, "failed to fill register cache\n");
@@ -593,7 +590,6 @@
}
i2c_set_clientdata(i2c_client, cs42l51);
- cs42l51->control_data = i2c_client;
cs42l51->control_type = SND_SOC_I2C;
ret = snd_soc_register_codec(&i2c_client->dev,