Re: [PATCH] PCI: Convert to using %pOF instead of full_name

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On Tue, Jul 18, 2017 at 04:43:21PM -0500, Rob Herring wrote:
> Now that we have a custom printf format specifier, convert users of
> full_name to use %pOF instead. This is preparation to remove storing
> of the full path string for each node.
> 
> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> Cc: Thomas Petazzoni <thomas.petazzoni@xxxxxxxxxxxxxxxxxx>
> Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
> Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
> Cc: Jonathan Hunter <jonathanh@xxxxxxxxxx>
> Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> Cc: Paul Mackerras <paulus@xxxxxxxxx>
> Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> Cc: linux-pci@xxxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-tegra@xxxxxxxxxxxxxxx
> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx

Applied to pci/misc for v4.14, thanks!

> ---
>  drivers/pci/host/pci-mvebu.c        | 8 ++++----
>  drivers/pci/host/pci-tegra.c        | 3 +--
>  drivers/pci/hotplug/pnv_php.c       | 4 ++--
>  drivers/pci/hotplug/rpadlpar_core.c | 4 ++--
>  drivers/pci/hotplug/rpaphp_core.c   | 2 +-
>  drivers/pci/hotplug/rpaphp_pci.c    | 4 ++--
>  drivers/pci/hotplug/rpaphp_slot.c   | 4 ++--
>  drivers/pci/pci-sysfs.c             | 4 ++--
>  drivers/pci/pci.c                   | 4 ++--
>  9 files changed, 18 insertions(+), 19 deletions(-)
> 
> diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
> index f353a6eb2f01..424982997eb9 100644
> --- a/drivers/pci/host/pci-mvebu.c
> +++ b/drivers/pci/host/pci-mvebu.c
> @@ -1054,8 +1054,8 @@ static int mvebu_pcie_parse_port(struct mvebu_pcie *pcie,
>  	port->pcie = pcie;
> 
>  	if (of_property_read_u32(child, "marvell,pcie-port", &port->port)) {
> -		dev_warn(dev, "ignoring %s, missing pcie-port property\n",
> -			 of_node_full_name(child));
> +		dev_warn(dev, "ignoring %pOF, missing pcie-port property\n",
> +			 child);
>  		goto skip;
>  	}
> 
> @@ -1106,8 +1106,8 @@ static int mvebu_pcie_parse_port(struct mvebu_pcie *pcie,
>  		}
> 
>  		if (flags & OF_GPIO_ACTIVE_LOW) {
> -			dev_info(dev, "%s: reset gpio is active low\n",
> -				 of_node_full_name(child));
> +			dev_info(dev, "%pOF: reset gpio is active low\n",
> +				 child);
>  			gpio_flags = GPIOF_ACTIVE_LOW |
>  				     GPIOF_OUT_INIT_LOW;
>  		} else {
> diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
> index b3722b7709df..7eb9be5ae357 100644
> --- a/drivers/pci/host/pci-tegra.c
> +++ b/drivers/pci/host/pci-tegra.c
> @@ -1703,8 +1703,7 @@ static int tegra_pcie_get_legacy_regulators(struct tegra_pcie *pcie)
>  		pcie->num_supplies = 2;
> 
>  	if (pcie->num_supplies == 0) {
> -		dev_err(dev, "device %s not supported in legacy mode\n",
> -			np->full_name);
> +		dev_err(dev, "device %pOF not supported in legacy mode\n", np);
>  		return -ENODEV;
>  	}
> 
> diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c
> index 7c203198b582..74f6a17e4614 100644
> --- a/drivers/pci/hotplug/pnv_php.c
> +++ b/drivers/pci/hotplug/pnv_php.c
> @@ -163,8 +163,8 @@ static void pnv_php_detach_device_nodes(struct device_node *parent)
>  		of_node_put(dn);
>  		refcount = kref_read(&dn->kobj.kref);
>  		if (refcount != 1)
> -			pr_warn("Invalid refcount %d on <%s>\n",
> -				refcount, of_node_full_name(dn));
> +			pr_warn("Invalid refcount %d on <%pOF>\n",
> +				refcount, dn);
> 
>  		of_detach_node(dn);
>  	}
> diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c
> index 3f93a4e79595..a3449d717a99 100644
> --- a/drivers/pci/hotplug/rpadlpar_core.c
> +++ b/drivers/pci/hotplug/rpadlpar_core.c
> @@ -150,8 +150,8 @@ static void dlpar_pci_add_bus(struct device_node *dn)
>  	/* Add EADS device to PHB bus, adding new entry to bus->devices */
>  	dev = of_create_pci_dev(dn, phb->bus, pdn->devfn);
>  	if (!dev) {
> -		printk(KERN_ERR "%s: failed to create pci dev for %s\n",
> -				__func__, dn->full_name);
> +		printk(KERN_ERR "%s: failed to create pci dev for %pOF\n",
> +				__func__, dn);
>  		return;
>  	}
> 
> diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c
> index 8d132024f06e..1e29abaaea08 100644
> --- a/drivers/pci/hotplug/rpaphp_core.c
> +++ b/drivers/pci/hotplug/rpaphp_core.c
> @@ -318,7 +318,7 @@ int rpaphp_add_slot(struct device_node *dn)
>  	if (!is_php_dn(dn, &indexes, &names, &types, &power_domains))
>  		return 0;
> 
> -	dbg("Entry %s: dn->full_name=%s\n", __func__, dn->full_name);
> +	dbg("Entry %s: dn=%pOF\n", __func__, dn);
> 
>  	/* register PCI devices */
>  	name = (char *) &names[1];
> diff --git a/drivers/pci/hotplug/rpaphp_pci.c b/drivers/pci/hotplug/rpaphp_pci.c
> index ea41ea1d3c00..32aabc533be8 100644
> --- a/drivers/pci/hotplug/rpaphp_pci.c
> +++ b/drivers/pci/hotplug/rpaphp_pci.c
> @@ -95,7 +95,7 @@ int rpaphp_enable_slot(struct slot *slot)
> 
>  	bus = pci_find_bus_by_node(slot->dn);
>  	if (!bus) {
> -		err("%s: no pci_bus for dn %s\n", __func__, slot->dn->full_name);
> +		err("%s: no pci_bus for dn %pOF\n", __func__, slot->dn);
>  		return -EINVAL;
>  	}
> 
> @@ -125,7 +125,7 @@ int rpaphp_enable_slot(struct slot *slot)
> 
>  		if (rpaphp_debug) {
>  			struct pci_dev *dev;
> -			dbg("%s: pci_devs of slot[%s]\n", __func__, slot->dn->full_name);
> +			dbg("%s: pci_devs of slot[%pOF]\n", __func__, slot->dn);
>  			list_for_each_entry(dev, &bus->devices, bus_list)
>  				dbg("\t%s\n", pci_name(dev));
>  		}
> diff --git a/drivers/pci/hotplug/rpaphp_slot.c b/drivers/pci/hotplug/rpaphp_slot.c
> index 388c4d8fcdd1..489862360f2c 100644
> --- a/drivers/pci/hotplug/rpaphp_slot.c
> +++ b/drivers/pci/hotplug/rpaphp_slot.c
> @@ -122,8 +122,8 @@ int rpaphp_register_slot(struct slot *slot)
>  	int retval;
>  	int slotno = -1;
> 
> -	dbg("%s registering slot:path[%s] index[%x], name[%s] pdomain[%x] type[%d]\n",
> -		__func__, slot->dn->full_name, slot->index, slot->name,
> +	dbg("%s registering slot:path[%pOF] index[%x], name[%s] pdomain[%x] type[%d]\n",
> +		__func__, slot->dn, slot->index, slot->name,
>  		slot->power_domain, slot->type);
> 
>  	/* should not try to register the same slot twice */
> diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
> index 2f3780b50723..33d4df7ed591 100644
> --- a/drivers/pci/pci-sysfs.c
> +++ b/drivers/pci/pci-sysfs.c
> @@ -556,9 +556,9 @@ static ssize_t devspec_show(struct device *dev,
>  	struct pci_dev *pdev = to_pci_dev(dev);
>  	struct device_node *np = pci_device_to_OF_node(pdev);
> 
> -	if (np == NULL || np->full_name == NULL)
> +	if (np == NULL)
>  		return 0;
> -	return sprintf(buf, "%s", np->full_name);
> +	return sprintf(buf, "%pOF", np);
>  }
>  static DEVICE_ATTR_RO(devspec);
>  #endif
> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
> index af0cc3456dc1..e8e40dea2842 100644
> --- a/drivers/pci/pci.c
> +++ b/drivers/pci/pci.c
> @@ -5363,8 +5363,8 @@ static int of_pci_bus_find_domain_nr(struct device *parent)
>  		use_dt_domains = 0;
>  		domain = pci_get_new_domain_nr();
>  	} else {
> -		dev_err(parent, "Node %s has inconsistent \"linux,pci-domain\" property in DT\n",
> -			parent->of_node->full_name);
> +		dev_err(parent, "Node %pOF has inconsistent \"linux,pci-domain\" property in DT\n",
> +			parent->of_node);
>  		domain = -1;
>  	}
> 
> --
> 2.11.0
> 
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