@@ -331,8 +331,6 @@ static int _macb_send(struct macb_device *macb, const char *name, void *packet,
macb->tx_ring[tx_head].addr = paddr;
barrier();
macb_flush_ring_desc(macb, TX);
- /* Do we need check paddr and length is dcache line aligned? */
- flush_dcache_range(paddr, paddr + ALIGN(length, ARCH_DMA_MINALIGN));
macb_writel(macb, NCR, MACB_BIT(TE) | MACB_BIT(RE) | MACB_BIT(TSTART));
/*
@@ -348,7 +346,7 @@ static int _macb_send(struct macb_device *macb, const char *name, void *packet,
udelay(1);
}
- dma_unmap_single(packet, length, paddr);
+ dma_unmap_single(packet, length, DMA_TO_DEVICE);
if (i <= MACB_TX_TIMEOUT) {
if (ctrl & MACB_BIT(TX_UNDERRUN))
Now that arch specific dma mapping APIs take care of cache flush/invalidate, drop local cache flush operation. Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com> --- drivers/net/macb.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)