Merge branch 'reg-cache' into for-2.6.32

1 files changed, 10 insertions, 1 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 55b330937260..dbb1702688cd 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -209,11 +209,20 @@ typedef int (*hw_read_t)(void *,char* ,int);
 
 extern struct snd_ac97_bus_ops soc_ac97_ops;
 
+enum snd_soc_control_type {
+        SND_SOC_CUSTOM,
+        SND_SOC_I2C,
+        SND_SOC_SPI,
+};
+
 int snd_soc_register_platform(struct snd_soc_platform *platform);
 void snd_soc_unregister_platform(struct snd_soc_platform *platform);
 int snd_soc_register_codec(struct snd_soc_codec *codec);
 void snd_soc_unregister_codec(struct snd_soc_codec *codec);
 int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, int reg);
+int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec,
+                               int addr_bits, int data_bits,
+                               enum snd_soc_control_type control);
 
 #ifdef CONFIG_PM
 int snd_soc_suspend_device(struct device *dev);
@@ -387,7 +396,7 @@ struct snd_soc_codec {
         int (*volatile_register)(unsigned int);
         int (*readable_register)(unsigned int);
         hw_write_t hw_write;
-        hw_read_t hw_read;
+        unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int);
         void *reg_cache;
         short reg_cache_size;
         short reg_cache_step;