1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
index eb7db032a780..5113b26fc2d9 100644
--- a/drivers/net/smsc911x.c
+++ b/drivers/net/smsc911x.c
@@ -47,6 +47,7 @@
 #include <linux/bitops.h>
 #include <linux/irq.h>
 #include <linux/io.h>
+#include <linux/swab.h>
 #include <linux/phy.h>
 #include <linux/smsc911x.h>
 #include "smsc911x.h"
@@ -175,6 +176,12 @@ static inline void
 smsc911x_tx_writefifo(struct smsc911x_data *pdata, unsigned int *buf,
                       unsigned int wordcount)
 {
+        if (pdata->config.flags & SMSC911X_SWAP_FIFO) {
+                while (wordcount--)
+                        smsc911x_reg_write(pdata, TX_DATA_FIFO, swab32(*buf++));
+                return;
+        }
+
         if (pdata->config.flags & SMSC911X_USE_32BIT) {
                 writesl(pdata->ioaddr + TX_DATA_FIFO, buf, wordcount);
                 return;
@@ -194,6 +201,12 @@ static inline void
 smsc911x_rx_readfifo(struct smsc911x_data *pdata, unsigned int *buf,
                      unsigned int wordcount)
 {
+        if (pdata->config.flags & SMSC911X_SWAP_FIFO) {
+                while (wordcount--)
+                        *buf++ = swab32(smsc911x_reg_read(pdata, RX_DATA_FIFO));
+                return;
+        }
+
         if (pdata->config.flags & SMSC911X_USE_32BIT) {
                 readsl(pdata->ioaddr + RX_DATA_FIFO, buf, wordcount);
                 return;