greybus: loopback: Move loopback operation definitions

In order to have one point of type definition for gbsim move the loopback
operation definitions to greybus_protocols.h.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/greybus_protocols.h

@@ -657,6 +657,27 @@ struct gb_uart_serial_state_request {
 	__u8	control;
 };
 
+/* Loopback */
+
+/* Version of the Greybus loopback protocol we support */
+#define	GB_LOOPBACK_VERSION_MAJOR		0x00
+#define	GB_LOOPBACK_VERSION_MINOR		0x01
+
+/* Greybus loopback request types */
+#define	GB_LOOPBACK_TYPE_INVALID		0x00
+#define	GB_LOOPBACK_TYPE_PROTOCOL_VERSION	0x01
+#define	GB_LOOPBACK_TYPE_PING			0x02
+#define	GB_LOOPBACK_TYPE_TRANSFER		0x03
+
+struct gb_loopback_transfer_request {
+	__le32	len;
+	__u8	data[0];
+};
+
+struct gb_loopback_transfer_response {
+	__u8	data[0];
+};
+
 /* SDIO */
 /* Version of the Greybus sdio protocol we support */
 #define GB_SDIO_VERSION_MAJOR		0x00

drivers/staging/greybus/loopback.c

@@ -45,16 +45,6 @@ struct gb_loopback {
 	u32 error;
 };
 
-/* Version of the Greybus loopback protocol we support */
-#define	GB_LOOPBACK_VERSION_MAJOR			0x00
-#define	GB_LOOPBACK_VERSION_MINOR			0x01
-
-/* Greybus loopback request types */
-#define	GB_LOOPBACK_TYPE_INVALID			0x00
-#define	GB_LOOPBACK_TYPE_PROTOCOL_VERSION		0x01
-#define	GB_LOOPBACK_TYPE_PING				0x02
-#define	GB_LOOPBACK_TYPE_TRANSFER			0x03
-
 /* Current function (type of traffic generated by the loopback thread) */
 #define GB_LOOPBACK_FN_NONE				0x00
 #define GB_LOOPBACK_FN_PING				0x01
@@ -175,16 +165,6 @@ static struct attribute *loopback_attrs[] = {
 };
 ATTRIBUTE_GROUPS(loopback);
 
-struct gb_loopback_transfer_request {
-	__le32	len;
-	__u8	data[0];
-};
-
-struct gb_loopback_transfer_response {
-	__u8	data[0];
-};
-
-
 static int gb_loopback_transfer(struct gb_loopback *gb,
 				struct timeval *tping, u32 len)
 {