ar71xx: ag71xx: get max_frame_len and desc_pktlen_mask from platform data

[openwrt.git] / target / linux / ar71xx / files / drivers / net / ethernet / atheros / ag71xx / ag71xx_main.c

diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
index a129a6f..9df27ff 100644 (file)
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c
@@ -1124,6 +1124,9 @@ static int ag71xx_probe(struct platform_device *pdev)
                goto err_out;
        }
 
+       if (!pdata->max_frame_len || !pdata->desc_pktlen_mask)
+               return -EINVAL;
+
        SET_NETDEV_DEV(dev, &pdev->dev);
 
        ag = netdev_priv(dev);
@@ -1169,8 +1172,8 @@ static int ag71xx_probe(struct platform_device *pdev)
        ag->tx_ring.size = AG71XX_TX_RING_SIZE_DEFAULT;
        ag->rx_ring.size = AG71XX_RX_RING_SIZE_DEFAULT;
 
-       ag->max_frame_len = AG71XX_TX_MTU_LEN;
-       ag->desc_pktlen_mask = DESC_PKTLEN_MASK;
+       ag->max_frame_len = pdata->max_frame_len;
+       ag->desc_pktlen_mask = pdata->desc_pktlen_mask;
 
        ag->stop_desc = dma_alloc_coherent(NULL,
                sizeof(struct ag71xx_desc), &ag->stop_desc_dma, GFP_KERNEL);