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>

diff --git a/drivers/net/ethernet/octeon/octeon_mgmt.c b/drivers/net/ethernet/octeon/octeon_mgmt.c
index a603faf64a9fe9e18e98e0ba8ab3865fe7c9be7d..91a8a5d280379e58f4f0634fb482bb6388e6a4b8 100644 (file)
--- a/drivers/net/ethernet/octeon/octeon_mgmt.c
+++ b/drivers/net/ethernet/octeon/octeon_mgmt.c
@@ -46,17 +46,25 @@
 union mgmt_port_ring_entry {
        u64 d64;
        struct {
-               u64    reserved_62_63:2;
+#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;
+               u64 len:14;
                /* For TX, signals that the packet should be timestamped */
-               u64    tstamp:1;
+               u64 tstamp:1;
                /* The RX error code */
-               u64    code:7;
-#define RING_ENTRY_CODE_DONE 0xf
-#define RING_ENTRY_CODE_MORE 0x10
+               u64 code:7;
                /* Physical address of the buffer */
-               u64    addr:40;
+               u64 addr:40;
+#else
+               u64 addr:40;
+               u64 code:7;
+               u64 tstamp:1;
+               u64 len:14;
+               u64 reserved_62_63:2;
+#endif
        } s;
 };