Move to the common streaming DMA ops in order to get rid of the direct usage of the ARM MMU functions for the cache maintenance. Signed-off-by: Lucas Stach <dev@xxxxxxxxxx> --- drivers/net/macb.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/net/macb.c b/drivers/net/macb.c index b941c27..957e4a7 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -47,7 +47,6 @@ #include <platform_data/macb.h> #include <linux/clk.h> #include <linux/err.h> -#include <asm/mmu.h> #include <linux/phy.h> #include "macb.h" @@ -122,7 +121,7 @@ static int macb_send(struct eth_device *edev, void *packet, macb->tx_ring[tx_head].ctrl = ctrl; macb->tx_ring[tx_head].addr = (ulong)packet; barrier(); - dma_flush_range((ulong) packet, (ulong)packet + length); + dma_sync_single_for_device((unsigned long)packet, length, DMA_TO_DEVICE); macb_writel(macb, NCR, MACB_BIT(TE) | MACB_BIT(RE) | MACB_BIT(TSTART)); start = get_time_ns(); @@ -135,6 +134,7 @@ static int macb_send(struct eth_device *edev, void *packet, break; } } while (!is_timeout(start, 100 * MSECOND)); + dma_sync_single_for_cpu((unsigned long)packet, length, DMA_TO_DEVICE); if (ctrl & MACB_BIT(TX_UNDERRUN)) dev_err(macb->dev, "TX underrun\n"); @@ -188,7 +188,11 @@ static int gem_recv(struct eth_device *edev) status = macb->rx_ring[macb->rx_tail].ctrl; length = MACB_BFEXT(RX_FRMLEN, status); buffer = macb->rx_buffer + macb->rx_buffer_size * macb->rx_tail; + dma_sync_single_for_cpu((unsigned long)buffer, length, + DMA_FROM_DEVICE); net_receive(edev, buffer, length); + dma_sync_single_for_device((unsigned long)buffer, length, + DMA_FROM_DEVICE); macb->rx_ring[macb->rx_tail].addr &= ~MACB_BIT(RX_USED); barrier(); -- 2.1.0 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
