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 <[EMAIL PROTECTED]>
---
This patch can be applied to netdev-2.6 tree or 2.6.21-rc3-mm2.
diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c
index ec888db..eed78b5 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"
@@ -1551,6 +1552,11 @@ 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++;
}
-
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