ASoC: io: Remove hw_read() operation

We now no longer have any users of hw_read() in the kernel so remove the
code in order to prevent any new users being added. Users should be using
regmap.

Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 6d0b6cb9c484..14fb921c373f 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -695,7 +695,6 @@ struct snd_soc_codec {
         /* codec IO */
         void *control_data; /* codec control (i2c/3wire) data */
         hw_write_t hw_write;
-        unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int);
         unsigned int (*read)(struct snd_soc_codec *, unsigned int);
         int (*write)(struct snd_soc_codec *, unsigned int, unsigned int);
         void *reg_cache;