[PATCH] powerpc: Convert to using %pOFn instead of device_node.name

Rob Herring
2018-08-28T01:54:30Z

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linuxppc-dev@lists.ozlabs.org
Signed-off-by: Rob Herring <robh@kernel.org>
---
arch/powerpc/platforms/44x/fsp2.c | 8 +++---
arch/powerpc/platforms/cell/spu_manage.c | 4 +--
arch/powerpc/platforms/embedded6xx/wii.c | 2 +-
.../powerpc/platforms/powernv/opal-powercap.c | 3 +-
.../platforms/powernv/opal-sensor-groups.c | 4 +--
.../powerpc/platforms/powernv/opal-sysparam.c | 2 +-
arch/powerpc/platforms/pseries/hotplug-cpu.c | 28 +++++++++----------
arch/powerpc/platforms/pseries/ibmebus.c | 2 +-
arch/powerpc/platforms/pseries/vio.c | 27 +++++++++---------
9 files changed, 40 insertions(+), 40 deletions(-)

diff --git a/arch/powerpc/platforms/44x/fsp2.c b/arch/powerpc/platforms/44x/fsp2.c
index 04f0c73a9b4f..7a507f775308 100644
--- a/arch/powerpc/platforms/44x/fsp2.c
+++ b/arch/powerpc/platforms/44x/fsp2.c
@@ -210,15 +210,15 @@ static void node_irq_request(const char *compat, irq_handler_t errirq_handler)
for_each_compatible_node(np, NULL, compat) {
irq = irq_of_parse_and_map(np, 0);
if (irq == NO_IRQ) {
- pr_err("device tree node %s is missing a interrupt",
- np->name);
+ pr_err("device tree node %pOFn is missing a interrupt",
+ np);
return;
}

rc = request_irq(irq, errirq_handler, 0, np->name, np);
if (rc) {
- pr_err("fsp_of_probe: request_irq failed: np=%s rc=%d",
- np->full_name, rc);
+ pr_err("fsp_of_probe: request_irq failed: np=%pOF rc=%d",
+ np, rc);
return;
}
}
diff --git a/arch/powerpc/platforms/cell/spu_manage.c b/arch/powerpc/platforms/cell/spu_manage.c
index 5c409c98cca8..71ebf7f1bd62 100644
--- a/arch/powerpc/platforms/cell/spu_manage.c
+++ b/arch/powerpc/platforms/cell/spu_manage.c
@@ -295,8 +295,8 @@ static int __init of_enumerate_spus(int (*fn)(void *data))
for_each_node_by_type(node, "spe") {
ret = fn(node);
if (ret) {
- printk(KERN_WARNING "%s: Error initializing %s\n",
- __func__, node->name);
+ printk(KERN_WARNING "%s: Error initializing %pOFn\n",
+ __func__, node);
of_node_put(node);
break;
}
diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c
index 403523c061ba..ecf703ee3a76 100644
--- a/arch/powerpc/platforms/embedded6xx/wii.c
+++ b/arch/powerpc/platforms/embedded6xx/wii.c
@@ -112,7 +112,7 @@ static void __iomem *wii_ioremap_hw_regs(char *name, char *compatible)
}
error = of_address_to_resource(np, 0, &res);
if (error) {
- pr_err("no valid reg found for %s\n", np->name);
+ pr_err("no valid reg found for %pOFn\n", np);
goto out_put;
}

diff --git a/arch/powerpc/platforms/powernv/opal-powercap.c b/arch/powerpc/platforms/powernv/opal-powercap.c
index badb29bde93f..d90ee4fc2c6a 100644
--- a/arch/powerpc/platforms/powernv/opal-powercap.c
+++ b/arch/powerpc/platforms/powernv/opal-powercap.c
@@ -199,7 +199,7 @@ void __init opal_powercap_init(void)
}

j = 0;
- pcaps[i].pg.name = node->name;
+ pcaps[i].pg.name = kasprintf(GFP_KERNEL, "%pOFn", node);
if (has_min) {
powercap_add_attr(min, "powercap-min",
&pcaps[i].pattrs[j]);
@@ -237,6 +237,7 @@ void __init opal_powercap_init(void)
while (--i >= 0) {
kfree(pcaps[i].pattrs);
kfree(pcaps[i].pg.attrs);
+ kfree(pcaps[i].pg.name);
}
kobject_put(powercap_kobj);
out_pcaps:
diff --git a/arch/powerpc/platforms/powernv/opal-sensor-groups.c b/arch/powerpc/platforms/powernv/opal-sensor-groups.c
index f7d04b6a2d7a..179609220e6f 100644
--- a/arch/powerpc/platforms/powernv/opal-sensor-groups.c
+++ b/arch/powerpc/platforms/powernv/opal-sensor-groups.c
@@ -214,9 +214,9 @@ void __init opal_sensor_groups_init(void)
}

if (!of_property_read_u32(node, "ibm,chip-id", &chipid))
- sprintf(sgs[i].name, "%s%d", node->name, chipid);
+ sprintf(sgs[i].name, "%pOFn%d", node, chipid);
else
- sprintf(sgs[i].name, "%s", node->name);
+ sprintf(sgs[i].name, "%pOFn", node);

sgs[i].sg.name = sgs[i].name;
if (add_attr_group(ops, len, &sgs[i], sgid)) {
diff --git a/arch/powerpc/platforms/powernv/opal-sysparam.c b/arch/powerpc/platforms/powernv/opal-sysparam.c
index 9aa87df114fd..916a4b7b1bb5 100644
--- a/arch/powerpc/platforms/powernv/opal-sysparam.c
+++ b/arch/powerpc/platforms/powernv/opal-sysparam.c
@@ -194,7 +194,7 @@ void __init opal_sys_param_init(void)
count = of_property_count_strings(sysparam, "param-name");
if (count < 0) {
pr_err("SYSPARAM: No string found of property param-name in "
- "the node %s\n", sysparam->name);
+ "the node %pOFn\n", sysparam);
goto out_param_buf;
}

diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index 6ef77caf7bcf..2f8e62163602 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -287,7 +287,7 @@ static int pseries_add_processor(struct device_node *np)

if (cpumask_empty(tmp)) {
printk(KERN_ERR "Unable to find space in cpu_present_mask for"
- " processor %s with %d thread(s)\n", np->name,
+ " processor %pOFn with %d thread(s)\n", np,
nthreads);
goto out_unlock;
}
@@ -481,8 +481,8 @@ static ssize_t dlpar_cpu_add(u32 drc_index)

if (rc) {
saved_rc = rc;
- pr_warn("Failed to attach node %s, rc: %d, drc index: %x\n",
- dn->name, rc, drc_index);
+ pr_warn("Failed to attach node %pOFn, rc: %d, drc index: %x\n",
+ dn, rc, drc_index);

rc = dlpar_release_drc(drc_index);
if (!rc)
@@ -494,8 +494,8 @@ static ssize_t dlpar_cpu_add(u32 drc_index)
rc = dlpar_online_cpu(dn);
if (rc) {
saved_rc = rc;
- pr_warn("Failed to online cpu %s, rc: %d, drc index: %x\n",
- dn->name, rc, drc_index);
+ pr_warn("Failed to online cpu %pOFn, rc: %d, drc index: %x\n",
+ dn, rc, drc_index);

rc = dlpar_detach_node(dn);
if (!rc)
@@ -504,7 +504,7 @@ static ssize_t dlpar_cpu_add(u32 drc_index)
return saved_rc;
}

- pr_debug("Successfully added CPU %s, drc index: %x\n", dn->name,
+ pr_debug("Successfully added CPU %pOFn, drc index: %x\n", dn,
drc_index);
return rc;
}
@@ -570,19 +570,19 @@ static ssize_t dlpar_cpu_remove(struct device_node *dn, u32 drc_index)
{
int rc;

- pr_debug("Attempting to remove CPU %s, drc index: %x\n",
- dn->name, drc_index);
+ pr_debug("Attempting to remove CPU %pOFn, drc index: %x\n",
+ dn, drc_index);

rc = dlpar_offline_cpu(dn);
if (rc) {
- pr_warn("Failed to offline CPU %s, rc: %d\n", dn->name, rc);
+ pr_warn("Failed to offline CPU %pOFn, rc: %d\n", dn, rc);
return -EINVAL;
}

rc = dlpar_release_drc(drc_index);
if (rc) {
- pr_warn("Failed to release drc (%x) for CPU %s, rc: %d\n",
- drc_index, dn->name, rc);
+ pr_warn("Failed to release drc (%x) for CPU %pOFn, rc: %d\n",
+ drc_index, dn, rc);
dlpar_online_cpu(dn);
return rc;
}
@@ -591,7 +591,7 @@ static ssize_t dlpar_cpu_remove(struct device_node *dn, u32 drc_index)
if (rc) {
int saved_rc = rc;

- pr_warn("Failed to detach CPU %s, rc: %d", dn->name, rc);
+ pr_warn("Failed to detach CPU %pOFn, rc: %d", dn, rc);

rc = dlpar_acquire_drc(drc_index);
if (!rc)
@@ -662,8 +662,8 @@ static int find_dlpar_cpus_to_remove(u32 *cpu_drcs, int cpus_to_remove)
rc = of_property_read_u32(dn, "ibm,my-drc-index",
&cpu_drcs[cpus_found - 1]);
if (rc) {
- pr_warn("Error occurred getting drc-index for %s\n",
- dn->name);
+ pr_warn("Error occurred getting drc-index for %pOFn\n",
+ dn);
of_node_put(dn);
return -1;
}
diff --git a/arch/powerpc/platforms/pseries/ibmebus.c b/arch/powerpc/platforms/pseries/ibmebus.c
index c7c1140c13b6..5b4a56131904 100644
--- a/arch/powerpc/platforms/pseries/ibmebus.c
+++ b/arch/powerpc/platforms/pseries/ibmebus.c
@@ -404,7 +404,7 @@ static ssize_t name_show(struct device *dev,
struct platform_device *ofdev;

ofdev = to_platform_device(dev);
- return sprintf(buf, "%s\n", ofdev->dev.of_node->name);
+ return sprintf(buf, "%pOFn\n", ofdev->dev.of_node);
}
static DEVICE_ATTR_RO(name);

diff --git a/arch/powerpc/platforms/pseries/vio.c b/arch/powerpc/platforms/pseries/vio.c
index 49e04ec19238..88f1ad1d6309 100644
--- a/arch/powerpc/platforms/pseries/vio.c
+++ b/arch/powerpc/platforms/pseries/vio.c
@@ -1349,7 +1349,6 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
struct device_node *parent_node;
const __be32 *prop;
enum vio_dev_family family;
- const char *of_node_name = of_node->name ? of_node->name : "<unknown>";

/*
* Determine if this node is a under the /vdevice node or under the
@@ -1362,24 +1361,24 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
else if (!strcmp(parent_node->type, "vdevice"))
family = VDEVICE;
else {
- pr_warn("%s: parent(%pOF) of %s not recognized.\n",
+ pr_warn("%s: parent(%pOF) of %pOFn not recognized.\n",
__func__,
parent_node,
- of_node_name);
+ of_node);
of_node_put(parent_node);
return NULL;
}
of_node_put(parent_node);
} else {
- pr_warn("%s: could not determine the parent of node %s.\n",
- __func__, of_node_name);
+ pr_warn("%s: could not determine the parent of node %pOFn.\n",
+ __func__, of_node);
return NULL;
}

if (family == PFO) {
if (of_get_property(of_node, "interrupt-controller", NULL)) {
- pr_debug("%s: Skipping the interrupt controller %s.\n",
- __func__, of_node_name);
+ pr_debug("%s: Skipping the interrupt controller %pOFn.\n",
+ __func__, of_node);
return NULL;
}
}
@@ -1399,15 +1398,15 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
if (of_node->type != NULL)
viodev->type = of_node->type;
else {
- pr_warn("%s: node %s is missing the 'device_type' "
- "property.\n", __func__, of_node_name);
+ pr_warn("%s: node %pOFn is missing the 'device_type' "
+ "property.\n", __func__, of_node);
goto out;
}

prop = of_get_property(of_node, "reg", NULL);
if (prop == NULL) {
- pr_warn("%s: node %s missing 'reg'\n",
- __func__, of_node_name);
+ pr_warn("%s: node %pOFn missing 'reg'\n",
+ __func__, of_node);
goto out;
}
unit_address = of_read_number(prop, 1);
@@ -1422,8 +1421,8 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
if (prop != NULL)
viodev->resource_id = of_read_number(prop, 1);

- dev_set_name(&viodev->dev, "%s", of_node_name);
- viodev->type = of_node_name;
+ dev_set_name(&viodev->dev, "%pOFn", of_node);
+ viodev->type = dev_name(&viodev->dev);
viodev->irq = 0;
}

@@ -1694,7 +1693,7 @@ struct vio_dev *vio_find_node(struct device_node *vnode)
snprintf(kobj_name, sizeof(kobj_name), "%x",
(uint32_t)of_read_number(prop, 1));
} else if (!strcmp(dev_type, "ibm,platform-facilities"))
- snprintf(kobj_name, sizeof(kobj_name), "%s", vnode->name);
+ snprintf(kobj_name, sizeof(kobj_name), "%pOFn", vnode);
else
return NULL;

--
2.17.1