diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/base.h | 2 | ||||
| -rw-r--r-- | drivers/base/bus.c | 23 | ||||
| -rw-r--r-- | drivers/base/core.c | 2 |
3 files changed, 12 insertions, 15 deletions
diff --git a/drivers/base/base.h b/drivers/base/base.h index b528145a078..1e52c125f43 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -104,7 +104,7 @@ extern int system_bus_init(void); extern int cpu_dev_init(void); extern int bus_add_device(struct device *dev); -extern void bus_attach_device(struct device *dev); +extern void bus_probe_device(struct device *dev); extern void bus_remove_device(struct device *dev); extern int bus_add_driver(struct device_driver *drv); diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 4b04a15146d..973bf2ad4e0 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -459,8 +459,9 @@ static inline void remove_deprecated_bus_links(struct device *dev) { } * bus_add_device - add device to bus * @dev: device being added * + * - Add device's bus attributes. + * - Create links to device's bus. * - Add the device to its bus's list of devices. - * - Create link to device's bus. */ int bus_add_device(struct device *dev) { @@ -483,6 +484,7 @@ int bus_add_device(struct device *dev) error = make_deprecated_bus_links(dev); if (error) goto out_deprecated; + klist_add_tail(&dev->p->knode_bus, &bus->p->klist_devices); } return 0; @@ -498,24 +500,19 @@ out_put: } /** - * bus_attach_device - add device to bus - * @dev: device tried to attach to a driver + * bus_probe_device - probe drivers for a new device + * @dev: device to probe * - * - Add device to bus's list of devices. - * - Try to attach to driver. + * - Automatically probe for a driver if the bus allows it. */ -void bus_attach_device(struct device *dev) +void bus_probe_device(struct device *dev) { struct bus_type *bus = dev->bus; - int ret = 0; + int ret; - if (bus) { - if (bus->p->drivers_autoprobe) - ret = device_attach(dev); + if (bus && bus->p->drivers_autoprobe) { + ret = device_attach(dev); WARN_ON(ret < 0); - if (ret >= 0) - klist_add_tail(&dev->p->knode_bus, - &bus->p->klist_devices); } } diff --git a/drivers/base/core.c b/drivers/base/core.c index 7ecb1938e59..c34774d0b9d 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -945,7 +945,7 @@ int device_add(struct device *dev) BUS_NOTIFY_ADD_DEVICE, dev); kobject_uevent(&dev->kobj, KOBJ_ADD); - bus_attach_device(dev); + bus_probe_device(dev); if (parent) klist_add_tail(&dev->p->knode_parent, &parent->p->klist_children); |