The handling of all snd_soc_x_y_read_i2c() functions is similar.
Make a generic I2C read function and update all callers to use it.
Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>