summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--arch/powerpc/kernel/ibmebus.c2
-rw-r--r--drivers/base/core.c5
-rw-r--r--drivers/base/platform.c2
-rw-r--r--drivers/macintosh/macio_asic.c2
-rw-r--r--drivers/of/device.c30
-rw-r--r--include/linux/of_device.h8
6 files changed, 30 insertions, 19 deletions
diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c
index d39ae606ff8..79bb282e650 100644
--- a/arch/powerpc/kernel/ibmebus.c
+++ b/arch/powerpc/kernel/ibmebus.c
@@ -713,7 +713,7 @@ static struct dev_pm_ops ibmebus_bus_dev_pm_ops = {
struct bus_type ibmebus_bus_type = {
.name = "ibmebus",
- .uevent = of_device_uevent,
+ .uevent = of_device_uevent_modalias,
.bus_attrs = ibmebus_bus_attrs,
.match = ibmebus_bus_bus_match,
.probe = ibmebus_bus_device_probe,
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 4a67cc0c8b3..28d8c21bb32 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -18,6 +18,8 @@
#include <linux/string.h>
#include <linux/kdev_t.h>
#include <linux/notifier.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/genhd.h>
#include <linux/kallsyms.h>
#include <linux/mutex.h>
@@ -267,6 +269,9 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,
if (dev->driver)
add_uevent_var(env, "DRIVER=%s", dev->driver->name);
+ /* Add common DT information about the device */
+ of_device_uevent(dev, env);
+
/* have the bus specific function add its stuff */
if (dev->bus && dev->bus->uevent) {
retval = dev->bus->uevent(dev, env);
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index f0c605e99ad..a1a72250258 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -621,7 +621,7 @@ static int platform_uevent(struct device *dev, struct kobj_uevent_env *env)
int rc;
/* Some devices have extra OF data and an OF-style MODALIAS */
- rc = of_device_uevent(dev,env);
+ rc = of_device_uevent_modalias(dev,env);
if (rc != -ENODEV)
return rc;
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 4daf9e5a773..20e5c2cda43 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -137,7 +137,7 @@ extern struct device_attribute macio_dev_attrs[];
struct bus_type macio_bus_type = {
.name = "macio",
.match = macio_bus_match,
- .uevent = of_device_uevent,
+ .uevent = of_device_uevent_modalias,
.probe = macio_device_probe,
.remove = macio_device_remove,
.shutdown = macio_device_shutdown,
diff --git a/drivers/of/device.c b/drivers/of/device.c
index 62b4b32ac88..4c74e4fc5a5 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -128,39 +128,41 @@ ssize_t of_device_get_modalias(struct device *dev, char *str, ssize_t len)
/**
* of_device_uevent - Display OF related uevent information
*/
-int of_device_uevent(struct device *dev, struct kobj_uevent_env *env)
+void of_device_uevent(struct device *dev, struct kobj_uevent_env *env)
{
const char *compat;
int seen = 0, cplen, sl;
if ((!dev) || (!dev->of_node))
- return -ENODEV;
-
- if (add_uevent_var(env, "OF_NAME=%s", dev->of_node->name))
- return -ENOMEM;
+ return;
- if (add_uevent_var(env, "OF_TYPE=%s", dev->of_node->type))
- return -ENOMEM;
+ add_uevent_var(env, "OF_NAME=%s", dev->of_node->name);
+ add_uevent_var(env, "OF_FULLNAME=%s", dev->of_node->full_name);
+ if (dev->of_node->type && strcmp("<NULL>", dev->of_node->type) != 0)
+ add_uevent_var(env, "OF_TYPE=%s", dev->of_node->type);
/* Since the compatible field can contain pretty much anything
* it's not really legal to split it out with commas. We split it
* up using a number of environment variables instead. */
-
compat = of_get_property(dev->of_node, "compatible", &cplen);
while (compat && *compat && cplen > 0) {
- if (add_uevent_var(env, "OF_COMPATIBLE_%d=%s", seen, compat))
- return -ENOMEM;
-
+ add_uevent_var(env, "OF_COMPATIBLE_%d=%s", seen, compat);
sl = strlen(compat) + 1;
compat += sl;
cplen -= sl;
seen++;
}
+ add_uevent_var(env, "OF_COMPATIBLE_N=%d", seen);
+}
- if (add_uevent_var(env, "OF_COMPATIBLE_N=%d", seen))
- return -ENOMEM;
+int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env)
+{
+ int sl;
+
+ if ((!dev) || (!dev->of_node))
+ return -ENODEV;
- /* modalias is trickier, we add it in 2 steps */
+ /* Devicetree modalias is tricky, we add it in 2 steps */
if (add_uevent_var(env, "MODALIAS="))
return -ENOMEM;
diff --git a/include/linux/of_device.h b/include/linux/of_device.h
index ae5638480ef..cbc42143fa5 100644
--- a/include/linux/of_device.h
+++ b/include/linux/of_device.h
@@ -34,7 +34,8 @@ extern void of_device_unregister(struct platform_device *ofdev);
extern ssize_t of_device_get_modalias(struct device *dev,
char *str, ssize_t len);
-extern int of_device_uevent(struct device *dev, struct kobj_uevent_env *env);
+extern void of_device_uevent(struct device *dev, struct kobj_uevent_env *env);
+extern int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env);
static inline void of_device_node_put(struct device *dev)
{
@@ -49,7 +50,10 @@ static inline int of_driver_match_device(struct device *dev,
return 0;
}
-static inline int of_device_uevent(struct device *dev,
+static inline void of_device_uevent(struct device *dev,
+ struct kobj_uevent_env *env) { }
+
+static inline int of_device_uevent_modalias(struct device *dev,
struct kobj_uevent_env *env)
{
return -ENODEV;