diff --git a/drivers/media/common/siano/smscoreapi.h b/drivers/media/common/siano/smscoreapi.h
index 46dc74ac9318..bc61bc8b9ea9 100644
--- a/drivers/media/common/siano/smscoreapi.h
+++ b/drivers/media/common/siano/smscoreapi.h
@@ -1042,20 +1042,6 @@ struct sms_srvm_signal_status {
 	u32 request_id;
 };
 
-struct sms_i2c_req {
-	u32	device_address; /* I2c device address */
-	u32	write_count; /* number of bytes to write */
-	u32	read_count; /* number of bytes to read */
-	u8	Data[1];
-};
-
-struct sms_i2c_res {
-	u32	status; /* non-zero value in case of failure */
-	u32	read_count; /* number of bytes read */
-	u8	Data[1];
-};
-
-
 struct smscore_config_gpio {
 #define SMS_GPIO_DIRECTION_INPUT  0
 #define SMS_GPIO_DIRECTION_OUTPUT 1