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yaml
---
r: 67944
b: refs/heads/master
c: 5901d01
h: refs/heads/master
v: v3
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Greg Kroah-Hartman committed Oct 12, 2007
1 parent 8eb59ab commit 13cb835
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Showing 3 changed files with 13 additions and 14 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: fc1ede5888ab8a9b3e7f8567b945beed35222885
refs/heads/master: 5901d0145c6b9e791bacd049eea11c9db9a3006e
1 change: 0 additions & 1 deletion trunk/drivers/base/base.h
Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,6 @@ extern int attribute_container_init(void);
extern int bus_add_device(struct device * dev);
extern void bus_attach_device(struct device * dev);
extern void bus_remove_device(struct device * dev);
extern struct bus_type *get_bus(struct bus_type * bus);

extern int bus_add_driver(struct device_driver *);
extern void bus_remove_driver(struct device_driver *);
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24 changes: 12 additions & 12 deletions trunk/drivers/base/bus.c
Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,12 @@
static int __must_check bus_rescan_devices_helper(struct device *dev,
void *data);

static struct bus_type *bus_get(struct bus_type *bus)
{
return bus ? container_of(kset_get(&bus->subsys),
struct bus_type, subsys) : NULL;
}

static void bus_put(struct bus_type *bus)
{
kset_put(&bus->subsys);
Expand Down Expand Up @@ -127,7 +133,7 @@ static struct sysfs_ops bus_sysfs_ops = {
int bus_create_file(struct bus_type * bus, struct bus_attribute * attr)
{
int error;
if (get_bus(bus)) {
if (bus_get(bus)) {
error = sysfs_create_file(&bus->subsys.kobj, &attr->attr);
bus_put(bus);
} else
Expand All @@ -137,7 +143,7 @@ int bus_create_file(struct bus_type * bus, struct bus_attribute * attr)

void bus_remove_file(struct bus_type * bus, struct bus_attribute * attr)
{
if (get_bus(bus)) {
if (bus_get(bus)) {
sysfs_remove_file(&bus->subsys.kobj, &attr->attr);
bus_put(bus);
}
Expand Down Expand Up @@ -177,7 +183,7 @@ static int driver_helper(struct device *dev, void *data)
static ssize_t driver_unbind(struct device_driver *drv,
const char *buf, size_t count)
{
struct bus_type *bus = get_bus(drv->bus);
struct bus_type *bus = bus_get(drv->bus);
struct device *dev;
int err = -ENODEV;

Expand All @@ -204,7 +210,7 @@ static DRIVER_ATTR(unbind, S_IWUSR, NULL, driver_unbind);
static ssize_t driver_bind(struct device_driver *drv,
const char *buf, size_t count)
{
struct bus_type *bus = get_bus(drv->bus);
struct bus_type *bus = bus_get(drv->bus);
struct device *dev;
int err = -ENODEV;

Expand Down Expand Up @@ -435,7 +441,7 @@ static inline void remove_deprecated_bus_links(struct device *dev) { }
*/
int bus_add_device(struct device * dev)
{
struct bus_type * bus = get_bus(dev->bus);
struct bus_type * bus = bus_get(dev->bus);
int error = 0;

if (bus) {
Expand Down Expand Up @@ -611,7 +617,7 @@ static inline void remove_probe_files(struct bus_type *bus) {}
*/
int bus_add_driver(struct device_driver *drv)
{
struct bus_type * bus = get_bus(drv->bus);
struct bus_type * bus = bus_get(drv->bus);
int error = 0;

if (!bus)
Expand Down Expand Up @@ -731,12 +737,6 @@ int device_reprobe(struct device *dev)
}
EXPORT_SYMBOL_GPL(device_reprobe);

struct bus_type *get_bus(struct bus_type *bus)
{
return bus ? container_of(kset_get(&bus->subsys),
struct bus_type, subsys) : NULL;
}

/**
* find_bus - locate bus by name.
* @name: name of bus.
Expand Down

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