-#define CP210x_IOCTL_DEVICERESET (SIOCDEVPRIVATE + 4) /* Reset the cp210x */
-#define CP210x_IOCTL_PORTCONFGET (SIOCDEVPRIVATE + 5) /* Get port configuration */
-#define CP210x_IOCTL_PORTCONFSET (SIOCDEVPRIVATE + 6) /* Set port configuration */
-#define CP210x_IOCTL_SETVID (SIOCDEVPRIVATE + 7) /* Set vendor id */
-#define CP210x_IOCTL_SETPID (SIOCDEVPRIVATE + 8) /* Set product id */
-#define CP210x_IOCTL_SETMFG (SIOCDEVPRIVATE + 9) /* Set manufacturer string */
-#define CP210x_IOCTL_SETPRODUCT (SIOCDEVPRIVATE + 10) /* Set product string */
-#define CP210x_IOCTL_SETSERIAL (SIOCDEVPRIVATE + 11) /* Set serial number string */
-#define CP210x_IOCTL_SETDEVVER (SIOCDEVPRIVATE + 12) /* Set device version id */
+#define CP210x_IOCTL_DEVICERESET (SIOCDEVPRIVATE + 4)
+#define CP210x_IOCTL_PORTCONFGET (SIOCDEVPRIVATE + 5)
+#define CP210x_IOCTL_PORTCONFSET (SIOCDEVPRIVATE + 6)
+#define CP210x_IOCTL_SETVID (SIOCDEVPRIVATE + 7)
+#define CP210x_IOCTL_SETPID (SIOCDEVPRIVATE + 8)
+#define CP210x_IOCTL_SETMFG (SIOCDEVPRIVATE + 9)
+#define CP210x_IOCTL_SETPRODUCT (SIOCDEVPRIVATE + 10)
+#define CP210x_IOCTL_SETSERIAL (SIOCDEVPRIVATE + 11)
+#define CP210x_IOCTL_SETDEVVER (SIOCDEVPRIVATE + 12)