net: macb: Fix rx buffer cache handling

[oweals/u-boot.git] / drivers / net / macb.c

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 25f79136e0fc428c751e575fc6e685a390c427da..377188e361c4f9fe98f423f64018b9945f94c7fe 100644 (file)
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -296,13 +296,15 @@ static inline void macb_flush_ring_desc(struct macb_device *macb, bool rx)
 static inline void macb_flush_rx_buffer(struct macb_device *macb)
 {
        flush_dcache_range(macb->rx_buffer_dma, macb->rx_buffer_dma +
-                          ALIGN(MACB_RX_BUFFER_SIZE, PKTALIGN));
+                          ALIGN(macb->rx_buffer_size * MACB_RX_RING_SIZE,
+                                PKTALIGN));
 }
 
 static inline void macb_invalidate_rx_buffer(struct macb_device *macb)
 {
        invalidate_dcache_range(macb->rx_buffer_dma, macb->rx_buffer_dma +
-                               ALIGN(MACB_RX_BUFFER_SIZE, PKTALIGN));
+                               ALIGN(macb->rx_buffer_size * MACB_RX_RING_SIZE,
+                                     PKTALIGN));
 }
 
 #if defined(CONFIG_CMD_NET)