This is mainly used by the soc-cache code to easily determine the currently used underlying serial bus. Set SND_SOC_CUSTOM to 1 so we can distinguish it if it is not initialized or set.
Signed-off-by: Dimitris Papastamos dp@opensource.wolfsonmicro.com --- include/sound/soc.h | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/include/sound/soc.h b/include/sound/soc.h index bfa4836..abb56ef 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -248,7 +248,7 @@ typedef int (*hw_write_t)(void *,const char* ,int); extern struct snd_ac97_bus_ops soc_ac97_ops;
enum snd_soc_control_type { - SND_SOC_CUSTOM, + SND_SOC_CUSTOM = 1, SND_SOC_I2C, SND_SOC_SPI, }; @@ -539,6 +539,7 @@ struct snd_soc_codec {
/* codec IO */ void *control_data; /* codec control (i2c/3wire) data */ + enum snd_soc_control_type control_type; hw_write_t hw_write; unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int); unsigned int (*read)(struct snd_soc_codec *, unsigned int);