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-rw-r--r--include/linux/i2c.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 50934d6e1050..96a25ae14494 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -524,6 +524,7 @@ struct i2c_adapter {
/* data fields that are valid for all devices */
struct rt_mutex bus_lock;
+ struct rt_mutex mux_lock;
int timeout; /* in jiffies */
int retries;