diff options
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index bbe8e2efc677..3fa9096b27c2 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1116,7 +1116,13 @@ int device_add(struct device *dev) error = dpm_sysfs_add(dev); if (error) goto DPMError; - device_pm_add(dev); + if ((dev->pm_domain) || (dev->type && dev->type->pm) + || (dev->class && (dev->class->pm || dev->class->resume)) + || (dev->bus && (dev->bus->pm || dev->bus->resume)) || + (dev->driver && dev->driver->pm)) { + device_pm_add(dev); + } + if (MAJOR(dev->devt)) { error = device_create_file(dev, &dev_attr_dev); |