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path: root/drivers/net/smsc911x.c
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Diffstat (limited to 'drivers/net/smsc911x.c')
-rw-r--r--drivers/net/smsc911x.c13
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;