net, macb: fix misaligned cache operation warning

when using tftp on the smartweb board, it prints a lot of

CACHE: Misaligned operation at range [23b2e000, 23b2e100]

warnings ... fixed them.

Signed-off-by: Heiko Schocher <hs@denx.de>

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 8c1774e6a9b4175040bac1f8d04d9a898c6e7171..01527f7fc7cecd0fb6c700b72693e927062f22b5 100644 (file)
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -251,33 +251,35 @@ int macb_miiphy_write(struct mii_dev *bus, int phy_adr, int devad, int reg,
 static inline void macb_invalidate_ring_desc(struct macb_device *macb, bool rx)
 {
        if (rx)
-               invalidate_dcache_range(macb->rx_ring_dma, macb->rx_ring_dma +
-                       MACB_RX_DMA_DESC_SIZE);
+               invalidate_dcache_range(macb->rx_ring_dma,
+                       ALIGN(macb->rx_ring_dma + MACB_RX_DMA_DESC_SIZE,
+                             PKTALIGN));
        else
-               invalidate_dcache_range(macb->tx_ring_dma, macb->tx_ring_dma +
-                       MACB_TX_DMA_DESC_SIZE);
+               invalidate_dcache_range(macb->tx_ring_dma,
+                       ALIGN(macb->tx_ring_dma + MACB_TX_DMA_DESC_SIZE,
+                             PKTALIGN));
 }
 
 static inline void macb_flush_ring_desc(struct macb_device *macb, bool rx)
 {
        if (rx)
                flush_dcache_range(macb->rx_ring_dma, macb->rx_ring_dma +
-                       MACB_RX_DMA_DESC_SIZE);
+                                  ALIGN(MACB_RX_DMA_DESC_SIZE, PKTALIGN));
        else
                flush_dcache_range(macb->tx_ring_dma, macb->tx_ring_dma +
-                       MACB_TX_DMA_DESC_SIZE);
+                                  ALIGN(MACB_TX_DMA_DESC_SIZE, PKTALIGN));
 }
 
 static inline void macb_flush_rx_buffer(struct macb_device *macb)
 {
        flush_dcache_range(macb->rx_buffer_dma, macb->rx_buffer_dma +
-                               MACB_RX_BUFFER_SIZE);
+                          ALIGN(MACB_RX_BUFFER_SIZE, PKTALIGN));
 }
 
 static inline void macb_invalidate_rx_buffer(struct macb_device *macb)
 {
        invalidate_dcache_range(macb->rx_buffer_dma, macb->rx_buffer_dma +
-                               MACB_RX_BUFFER_SIZE);
+                               ALIGN(MACB_RX_BUFFER_SIZE, PKTALIGN));
 }
 
 #if defined(CONFIG_CMD_NET)
@@ -596,7 +598,7 @@ static int gmac_init_multi_queues(struct macb_device *macb)
        macb->dummy_desc->ctrl = TXBUF_USED;
        macb->dummy_desc->addr = 0;
        flush_dcache_range(macb->dummy_desc_dma, macb->dummy_desc_dma +
-                       MACB_TX_DUMMY_DMA_DESC_SIZE);
+                       ALIGN(MACB_TX_DUMMY_DMA_DESC_SIZE, PKTALIGN));
 
        for (i = 1; i < num_queues; i++)
                gem_writel_queue_TBQP(macb, macb->dummy_desc_dma, i - 1);