tc35815: Fix an usage of streaming DMA API.

The tc35815 driver lacks a call to pci_dma_sync_single_for_device() on
receiving.  Recent fix of MIPS dma_sync_single_for_cpu() reveal this
bug.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 8 insertions, 2 deletions

diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c
index 1a1b74c956bd..b269b187b55f 100644
--- a/drivers/net/tc35815.c
+++ b/drivers/net/tc35815.c
@@ -58,12 +58,13 @@
  *      1.34    Fix netpoll locking.  "BH rule" for NAPI is not enough with
  *              netpoll, hard_start_xmit might be called from irq context.
  *              PM support.
+ *      1.35    Fix an usage of streaming DMA API.
  */
 
 #ifdef TC35815_NAPI
-#define DRV_VERSION     "1.34-NAPI"
+#define DRV_VERSION     "1.35-NAPI"
 #else
-#define DRV_VERSION     "1.34"
+#define DRV_VERSION     "1.35"
 #endif
 static const char *version = "tc35815.c:v" DRV_VERSION "\n";
 #define MODNAME                 "tc35815"
@@ -1550,6 +1551,11 @@ tc35815_rx(struct net_device *dev)
                                                             PCI_DMA_FROMDEVICE);
 #endif
                                 memcpy(data + offset, rxbuf, len);
+#ifdef TC35815_DMA_SYNC_ONDEMAND
+                                pci_dma_sync_single_for_device(lp->pci_dev,
+                                                               dma, len,
+                                                               PCI_DMA_FROMDEVICE);
+#endif
                                 offset += len;
                                 cur_bd++;
                         }