netdev: octeon_mgmt: Fix structure layout for little-endian.

The C ABI reverses the bitfield fill order when compiled as
little-endian.
Signed-off-by: David Daney <david.daney@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/octeon/octeon_mgmt.c

@@ -46,6 +46,9 @@
 union mgmt_port_ring_entry {
 	u64 d64;
 	struct {
+#define RING_ENTRY_CODE_DONE 0xf
+#define RING_ENTRY_CODE_MORE 0x10
+#ifdef __BIG_ENDIAN_BITFIELD
 		u64 reserved_62_63:2;
 		/* Length of the buffer/packet in bytes */
 		u64 len:14;
@@ -53,10 +56,15 @@ union mgmt_port_ring_entry {
 		u64 tstamp:1;
 		/* The RX error code */
 		u64 code:7;
-#define RING_ENTRY_CODE_DONE 0xf
-#define RING_ENTRY_CODE_MORE 0x10
 		/* Physical address of the buffer */
 		u64 addr:40;
+#else
+		u64 addr:40;
+		u64 code:7;
+		u64 tstamp:1;
+		u64 len:14;
+		u64 reserved_62_63:2;
+#endif
 	} s;
 };