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Date: Wed, 29 Aug 2018 10:06:44 +0800
From: Sean Wang <sean.wang@...iatek.com>
To: Rob Herring <robh@...nel.org>
CC: <linux-kernel@...r.kernel.org>,
"David S. Miller" <davem@...emloft.net>,
Yisen Zhuang <yisen.zhuang@...wei.com>,
Salil Mehta <salil.mehta@...wei.com>,
Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
Felix Fietkau <nbd@...nwrt.org>,
"John Crispin" <john@...ozen.org>,
Nelson Chang <nelson.chang@...iatek.com>,
Matthias Brugger <matthias.bgg@...il.com>,
Wingman Kwok <w-kwok2@...com>,
Murali Karicheri <m-karicheri2@...com>,
<netdev@...r.kernel.org>
Subject: Re: [PATCH v2] net: ethernet: Convert to using %pOFn instead of
device_node.name
On Tue, 2018-08-28 at 10:44 -0500, Rob Herring wrote:
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.
>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Yisen Zhuang <yisen.zhuang@...wei.com>
> Cc: Salil Mehta <salil.mehta@...wei.com>
> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
> Cc: Felix Fietkau <nbd@...nwrt.org>
> Cc: John Crispin <john@...ozen.org>
> Cc: Sean Wang <sean.wang@...iatek.com>
> Cc: Nelson Chang <nelson.chang@...iatek.com>
> Cc: Matthias Brugger <matthias.bgg@...il.com>
> Cc: Wingman Kwok <w-kwok2@...com>
> Cc: Murali Karicheri <m-karicheri2@...com>
> Cc: netdev@...r.kernel.org
>
> Signed-off-by: Rob Herring <robh@...nel.org>
> ---
> v2:
> - fix missing brackets in netcp
>
> drivers/net/ethernet/freescale/fsl_pq_mdio.c | 4 +-
> .../net/ethernet/hisilicon/hns/hns_dsaf_mac.c | 8 ++--
> drivers/net/ethernet/marvell/mv643xx_eth.c | 6 +--
> drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 +-
for mtk-eth
Acked-by: Sean Wang <sean.wang@...iatek.com>
> drivers/net/ethernet/sun/sunhme.c | 2 +-
> drivers/net/ethernet/ti/netcp_core.c | 22 ++++------
> drivers/net/ethernet/ti/netcp_ethss.c | 42 +++++++++----------
> 7 files changed, 40 insertions(+), 46 deletions(-)
>
> diff --git a/drivers/net/ethernet/freescale/fsl_pq_mdio.c b/drivers/net/ethernet/freescale/fsl_pq_mdio.c
> index ac2c3f6a12bc..82722d05fedb 100644
> --- a/drivers/net/ethernet/freescale/fsl_pq_mdio.c
> +++ b/drivers/net/ethernet/freescale/fsl_pq_mdio.c
> @@ -446,8 +446,8 @@ static int fsl_pq_mdio_probe(struct platform_device *pdev)
> goto error;
> }
>
> - snprintf(new_bus->id, MII_BUS_ID_SIZE, "%s@...x", np->name,
> - (unsigned long long)res.start);
> + snprintf(new_bus->id, MII_BUS_ID_SIZE, "%pOFn@...x", np,
> + (unsigned long long)res.start);
>
> priv->map = of_iomap(np, 0);
> if (!priv->map) {
> diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
> index 1c2326bd76e2..6521d8d53745 100644
> --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
> +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
> @@ -807,8 +807,8 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb)
> */
> put_device(&mac_cb->phy_dev->mdio.dev);
>
> - dev_dbg(mac_cb->dev, "mac%d phy_node: %s\n",
> - mac_cb->mac_id, np->name);
> + dev_dbg(mac_cb->dev, "mac%d phy_node: %pOFn\n",
> + mac_cb->mac_id, np);
> }
> of_node_put(np);
>
> @@ -825,8 +825,8 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb)
> * if the phy_dev is found
> */
> put_device(&mac_cb->phy_dev->mdio.dev);
> - dev_dbg(mac_cb->dev, "mac%d phy_node: %s\n",
> - mac_cb->mac_id, np->name);
> + dev_dbg(mac_cb->dev, "mac%d phy_node: %pOFn\n",
> + mac_cb->mac_id, np);
> }
> of_node_put(np);
>
> diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
> index 62f204f32316..1e9bcbdc6a90 100644
> --- a/drivers/net/ethernet/marvell/mv643xx_eth.c
> +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
> @@ -2733,17 +2733,17 @@ static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev,
>
> memset(&res, 0, sizeof(res));
> if (of_irq_to_resource(pnp, 0, &res) <= 0) {
> - dev_err(&pdev->dev, "missing interrupt on %s\n", pnp->name);
> + dev_err(&pdev->dev, "missing interrupt on %pOFn\n", pnp);
> return -EINVAL;
> }
>
> if (of_property_read_u32(pnp, "reg", &ppd.port_number)) {
> - dev_err(&pdev->dev, "missing reg property on %s\n", pnp->name);
> + dev_err(&pdev->dev, "missing reg property on %pOFn\n", pnp);
> return -EINVAL;
> }
>
> if (ppd.port_number >= 3) {
> - dev_err(&pdev->dev, "invalid reg property on %s\n", pnp->name);
> + dev_err(&pdev->dev, "invalid reg property on %pOFn\n", pnp);
> return -EINVAL;
> }
>
> diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
> index 6e6abdc399de..b44bcfd85b05 100644
> --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
> +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
> @@ -405,7 +405,7 @@ static int mtk_mdio_init(struct mtk_eth *eth)
> eth->mii_bus->priv = eth;
> eth->mii_bus->parent = eth->dev;
>
> - snprintf(eth->mii_bus->id, MII_BUS_ID_SIZE, "%s", mii_np->name);
> + snprintf(eth->mii_bus->id, MII_BUS_ID_SIZE, "%pOFn", mii_np);
> ret = of_mdiobus_register(eth->mii_bus, mii_np);
>
> err_put_node:
> diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c
> index 06da2f59fcbf..863fd602fd33 100644
> --- a/drivers/net/ethernet/sun/sunhme.c
> +++ b/drivers/net/ethernet/sun/sunhme.c
> @@ -2999,7 +2999,7 @@ static int happy_meal_pci_probe(struct pci_dev *pdev,
> /* Now make sure pci_dev cookie is there. */
> #ifdef CONFIG_SPARC
> dp = pci_device_to_OF_node(pdev);
> - strcpy(prom_name, dp->name);
> + snprintf(prom_name, sizeof(prom_name), "%pOFn", dp);
> #else
> if (is_quattro_p(pdev))
> strcpy(prom_name, "SUNW,qfe");
> diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c
> index a1d335a3c5e4..1f612268c998 100644
> --- a/drivers/net/ethernet/ti/netcp_core.c
> +++ b/drivers/net/ethernet/ti/netcp_core.c
> @@ -225,17 +225,6 @@ static int emac_arch_get_mac_addr(char *x, void __iomem *efuse_mac, u32 swap)
> return 0;
> }
>
> -static const char *netcp_node_name(struct device_node *node)
> -{
> - const char *name;
> -
> - if (of_property_read_string(node, "label", &name) < 0)
> - name = node->name;
> - if (!name)
> - name = "unknown";
> - return name;
> -}
> -
> /* Module management routines */
> static int netcp_register_interface(struct netcp_intf *netcp)
> {
> @@ -267,8 +256,13 @@ static int netcp_module_probe(struct netcp_device *netcp_device,
> }
>
> for_each_available_child_of_node(devices, child) {
> - const char *name = netcp_node_name(child);
> + const char *name;
> + char node_name[32];
>
> + if (of_property_read_string(node, "label", &name) < 0) {
> + snprintf(node_name, sizeof(node_name), "%pOFn", child);
> + name = node_name;
> + }
> if (!strcasecmp(module->name, name))
> break;
> }
> @@ -2209,8 +2203,8 @@ static int netcp_probe(struct platform_device *pdev)
> for_each_available_child_of_node(interfaces, child) {
> ret = netcp_create_interface(netcp_device, child);
> if (ret) {
> - dev_err(dev, "could not create interface(%s)\n",
> - child->name);
> + dev_err(dev, "could not create interface(%pOFn)\n",
> + child);
> goto probe_quit_interface;
> }
> }
> diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c
> index 72b98e27c992..0397ccb6597e 100644
> --- a/drivers/net/ethernet/ti/netcp_ethss.c
> +++ b/drivers/net/ethernet/ti/netcp_ethss.c
> @@ -3137,15 +3137,15 @@ static void init_secondary_ports(struct gbe_priv *gbe_dev,
> for_each_child_of_node(node, port) {
> slave = devm_kzalloc(dev, sizeof(*slave), GFP_KERNEL);
> if (!slave) {
> - dev_err(dev, "memory alloc failed for secondary port(%s), skipping...\n",
> - port->name);
> + dev_err(dev, "memory alloc failed for secondary port(%pOFn), skipping...\n",
> + port);
> continue;
> }
>
> if (init_slave(gbe_dev, slave, port)) {
> dev_err(dev,
> - "Failed to initialize secondary port(%s), skipping...\n",
> - port->name);
> + "Failed to initialize secondary port(%pOFn), skipping...\n",
> + port);
> devm_kfree(dev, slave);
> continue;
> }
> @@ -3239,8 +3239,8 @@ static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
> ret = of_address_to_resource(node, XGBE_SS_REG_INDEX, &res);
> if (ret) {
> dev_err(gbe_dev->dev,
> - "Can't xlate xgbe of node(%s) ss address at %d\n",
> - node->name, XGBE_SS_REG_INDEX);
> + "Can't xlate xgbe of node(%pOFn) ss address at %d\n",
> + node, XGBE_SS_REG_INDEX);
> return ret;
> }
>
> @@ -3254,8 +3254,8 @@ static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
> ret = of_address_to_resource(node, XGBE_SM_REG_INDEX, &res);
> if (ret) {
> dev_err(gbe_dev->dev,
> - "Can't xlate xgbe of node(%s) sm address at %d\n",
> - node->name, XGBE_SM_REG_INDEX);
> + "Can't xlate xgbe of node(%pOFn) sm address at %d\n",
> + node, XGBE_SM_REG_INDEX);
> return ret;
> }
>
> @@ -3269,8 +3269,8 @@ static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
> ret = of_address_to_resource(node, XGBE_SERDES_REG_INDEX, &res);
> if (ret) {
> dev_err(gbe_dev->dev,
> - "Can't xlate xgbe serdes of node(%s) address at %d\n",
> - node->name, XGBE_SERDES_REG_INDEX);
> + "Can't xlate xgbe serdes of node(%pOFn) address at %d\n",
> + node, XGBE_SERDES_REG_INDEX);
> return ret;
> }
>
> @@ -3347,8 +3347,8 @@ static int get_gbe_resource_version(struct gbe_priv *gbe_dev,
> ret = of_address_to_resource(node, GBE_SS_REG_INDEX, &res);
> if (ret) {
> dev_err(gbe_dev->dev,
> - "Can't translate of node(%s) of gbe ss address at %d\n",
> - node->name, GBE_SS_REG_INDEX);
> + "Can't translate of node(%pOFn) of gbe ss address at %d\n",
> + node, GBE_SS_REG_INDEX);
> return ret;
> }
>
> @@ -3372,8 +3372,8 @@ static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
> ret = of_address_to_resource(node, GBE_SGMII34_REG_INDEX, &res);
> if (ret) {
> dev_err(gbe_dev->dev,
> - "Can't translate of gbe node(%s) address at index %d\n",
> - node->name, GBE_SGMII34_REG_INDEX);
> + "Can't translate of gbe node(%pOFn) address at index %d\n",
> + node, GBE_SGMII34_REG_INDEX);
> return ret;
> }
>
> @@ -3388,8 +3388,8 @@ static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
> ret = of_address_to_resource(node, GBE_SM_REG_INDEX, &res);
> if (ret) {
> dev_err(gbe_dev->dev,
> - "Can't translate of gbe node(%s) address at index %d\n",
> - node->name, GBE_SM_REG_INDEX);
> + "Can't translate of gbe node(%pOFn) address at index %d\n",
> + node, GBE_SM_REG_INDEX);
> return ret;
> }
>
> @@ -3498,8 +3498,8 @@ static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
> ret = of_address_to_resource(node, GBENU_SM_REG_INDEX, &res);
> if (ret) {
> dev_err(gbe_dev->dev,
> - "Can't translate of gbenu node(%s) addr at index %d\n",
> - node->name, GBENU_SM_REG_INDEX);
> + "Can't translate of gbenu node(%pOFn) addr at index %d\n",
> + node, GBENU_SM_REG_INDEX);
> return ret;
> }
>
> @@ -3642,7 +3642,7 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
> ret = netcp_xgbe_serdes_init(gbe_dev->xgbe_serdes_regs,
> gbe_dev->ss_regs);
> } else {
> - dev_err(dev, "unknown GBE node(%s)\n", node->name);
> + dev_err(dev, "unknown GBE node(%pOFn)\n", node);
> ret = -ENODEV;
> }
>
> @@ -3667,8 +3667,8 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
> for_each_child_of_node(interfaces, interface) {
> ret = of_property_read_u32(interface, "slave-port", &slave_num);
> if (ret) {
> - dev_err(dev, "missing slave-port parameter, skipping interface configuration for %s\n",
> - interface->name);
> + dev_err(dev, "missing slave-port parameter, skipping interface configuration for %pOFn\n",
> + interface);
> continue;
> }
> gbe_dev->num_slaves++;
> --
> 2.17.1
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