From 8495659bf93c8e21af087eb2099b53a25f37a4b3 Mon Sep 17 00:00:00 2001 From: Srikanth Thokala Date: Tue, 5 May 2015 11:26:03 +0200 Subject: net: axienet: Use of_property_* calls Use of_property_* calls Signed-off-by: Srikanth Thokala Signed-off-by: Michal Simek Signed-off-by: David S. Miller --- drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 35 ++++++++++------------- 1 file changed, 15 insertions(+), 20 deletions(-) (limited to 'drivers/net/ethernet/xilinx/xilinx_axienet_main.c') diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 49ae4d50774d..dec7e9918db4 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1493,13 +1493,13 @@ static void axienet_dma_err_handler(unsigned long data) */ static int axienet_of_probe(struct platform_device *pdev) { - __be32 *p; - int size, ret = 0; + int ret; struct device_node *np; struct axienet_local *lp; struct net_device *ndev; - const void *addr; + u8 mac_addr[6]; struct resource *ethres, dmares; + u32 value; ndev = alloc_etherdev(sizeof(*lp)); if (!ndev) @@ -1529,9 +1529,9 @@ static int axienet_of_probe(struct platform_device *pdev) /* Setup checksum offload, but default to off if not specified */ lp->features = 0; - p = (__be32 *)of_get_property(pdev->dev.of_node, "xlnx,txcsum", NULL); - if (p) { - switch (be32_to_cpup(p)) { + ret = of_property_read_u32(pdev->dev.of_node, "xlnx,txcsum", &value); + if (!ret) { + switch (value) { case 1: lp->csum_offload_on_tx_path = XAE_FEATURE_PARTIAL_TX_CSUM; @@ -1550,9 +1550,9 @@ static int axienet_of_probe(struct platform_device *pdev) lp->csum_offload_on_tx_path = XAE_NO_CSUM_OFFLOAD; } } - p = (__be32 *)of_get_property(pdev->dev.of_node, "xlnx,rxcsum", NULL); - if (p) { - switch (be32_to_cpup(p)) { + ret = of_property_read_u32(pdev->dev.of_node, "xlnx,rxcsum", &value); + if (!ret) { + switch (value) { case 1: lp->csum_offload_on_rx_path = XAE_FEATURE_PARTIAL_RX_CSUM; @@ -1573,13 +1573,8 @@ static int axienet_of_probe(struct platform_device *pdev) * Here we check for memory allocated for Rx/Tx in the hardware from * the device-tree and accordingly set flags. */ - p = (__be32 *)of_get_property(pdev->dev.of_node, "xlnx,rxmem", NULL); - if (p) - lp->rxmem = be32_to_cpup(p); - p = (__be32 *)of_get_property(pdev->dev.of_node, - "xlnx,phy-type", NULL); - if (p) - lp->phy_type = be32_to_cpup(p); + of_property_read_u32(pdev->dev.of_node, "xlnx,rxmem", &lp->rxmem); + of_property_read_u32(pdev->dev.of_node, "xlnx,phy-type", &lp->phy_type); /* Find the DMA node, map the DMA registers, and decode the DMA IRQs */ np = of_parse_phandle(pdev->dev.of_node, "axistream-connected", 0); @@ -1609,13 +1604,13 @@ static int axienet_of_probe(struct platform_device *pdev) } /* Retrieve the MAC address */ - addr = of_get_property(pdev->dev.of_node, "local-mac-address", &size); - if ((!addr) || (size != 6)) { + ret = of_property_read_u8_array(pdev->dev.of_node, + "local-mac-address", mac_addr, 6); + if (ret) { dev_err(&pdev->dev, "could not find MAC address\n"); - ret = -ENODEV; goto free_netdev; } - axienet_set_mac_address(ndev, (void *) addr); + axienet_set_mac_address(ndev, (void *)mac_addr); lp->coalesce_count_rx = XAXIDMA_DFT_RX_THRESHOLD; lp->coalesce_count_tx = XAXIDMA_DFT_TX_THRESHOLD; -- cgit v1.2.3-59-g8ed1b