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Message-ID: <20170802223928.GQ20308@bhelgaas-glaptop.roam.corp.google.com>
Date: Wed, 2 Aug 2017 17:39:28 -0500
From: Bjorn Helgaas <helgaas@...nel.org>
To: Rob Herring <robh@...nel.org>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org,
Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
Jason Cooper <jason@...edaemon.net>,
Thierry Reding <thierry.reding@...il.com>,
Jonathan Hunter <jonathanh@...dia.com>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
Michael Ellerman <mpe@...erman.id.au>,
linux-pci@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-tegra@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] PCI: Convert to using %pOF instead of full_name
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@...nel.org>
> Cc: Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
> Cc: Jason Cooper <jason@...edaemon.net>
> Cc: Bjorn Helgaas <bhelgaas@...gle.com>
> Cc: Thierry Reding <thierry.reding@...il.com>
> Cc: Jonathan Hunter <jonathanh@...dia.com>
> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Cc: linux-pci@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-tegra@...r.kernel.org
> Cc: linuxppc-dev@...ts.ozlabs.org
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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