diff options
Diffstat (limited to 'drivers/base')
-rw-r--r-- | drivers/base/bus.c | 10 | ||||
-rw-r--r-- | drivers/base/driver.c | 5 |
2 files changed, 15 insertions, 0 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 69782d2e7b..e2204da4a4 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -25,9 +25,19 @@ static struct bus_type *get_bus_by_name(const char *name) int bus_register(struct bus_type *bus) { + int ret; + if (get_bus_by_name(bus->name)) return -EEXIST; + strcpy(bus->dev.name, bus->name); + bus->dev.id = DEVICE_ID_SINGLE; + + ret = register_device(&bus->dev); + if (ret) + return ret; + + INIT_LIST_HEAD(&bus->device_list); INIT_LIST_HEAD(&bus->driver_list); diff --git a/drivers/base/driver.c b/drivers/base/driver.c index dc2df91522..c2e681934f 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -125,6 +125,11 @@ int register_device(struct device_d *new_device) if (!new_device->bus) return 0; + if (!new_device->parent) { + new_device->parent = &new_device->bus->dev; + dev_add_child(new_device->parent, new_device); + } + list_add_tail(&new_device->bus_list, &new_device->bus->device_list); bus_for_each_driver(new_device->bus, drv) { |