1 files changed, 4 insertions, 1 deletions

diff --git a/include/linux/i2c-algo-pcf.h b/include/linux/i2c-algo-pcf.h
index 0177d280f733..0f91a957a690 100644
--- a/include/linux/i2c-algo-pcf.h
+++ b/include/linux/i2c-algo-pcf.h
@@ -31,7 +31,10 @@ struct i2c_algo_pcf_data {
         int  (*getpcf) (void *data, int ctl);
         int  (*getown) (void *data);
         int  (*getclock) (void *data);
-        void (*waitforpin) (void);
+        void (*waitforpin) (void *data);
+
+        void (*xfer_begin) (void *data);
+        void (*xfer_end) (void *data);
 
         /* Multi-master lost arbitration back-off delay (msecs)
          * This should be set by the bus adapter or knowledgable client