Nothing uses it and the existing hw_read operation needs to be refectored so it's easier to remove it rather than work with it. Support can be re-added if the code requires volatile registers.
Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/codecs/ak4535.c | 16 ---------------- 1 files changed, 0 insertions(+), 16 deletions(-)
diff --git a/sound/soc/codecs/ak4535.c b/sound/soc/codecs/ak4535.c index dd33802..0abec0d 100644 --- a/sound/soc/codecs/ak4535.c +++ b/sound/soc/codecs/ak4535.c @@ -59,21 +59,6 @@ static inline unsigned int ak4535_read_reg_cache(struct snd_soc_codec *codec, return cache[reg]; }
-static inline unsigned int ak4535_read(struct snd_soc_codec *codec, - unsigned int reg) -{ - u8 data; - data = reg; - - if (codec->hw_write(codec->control_data, &data, 1) != 1) - return -EIO; - - if (codec->hw_read(codec->control_data, &data, 1) != 1) - return -EIO; - - return data; -}; - /* * write ak4535 register cache */ @@ -635,7 +620,6 @@ static int ak4535_probe(struct platform_device *pdev) #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) if (setup->i2c_address) { codec->hw_write = (hw_write_t)i2c_master_send; - codec->hw_read = (hw_read_t)i2c_master_recv; ret = ak4535_add_i2c_device(pdev, setup); } #endif