diff options
Diffstat (limited to 'Documentation/power')
| -rw-r--r-- | Documentation/power/devices.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/power/devices.txt b/Documentation/power/devices.txt index 3384d5996be2..29b7a9817f5a 100644 --- a/Documentation/power/devices.txt +++ b/Documentation/power/devices.txt @@ -152,7 +152,9 @@ try to use its wakeup mechanism. device_set_wakeup_enable() affects this flag; for the most part drivers should not change its value. The initial value of should_wakeup is supposed to be false for the majority of devices; the major exceptions are power buttons, keyboards, and Ethernet adapters whose WoL -(wake-on-LAN) feature has been set up with ethtool. +(wake-on-LAN) feature has been set up with ethtool. It should also default +to true for devices that don't generate wakeup requests on their own but merely +forward wakeup requests from one bus to another (like PCI bridges). Whether or not a device is capable of issuing wakeup events is a hardware matter, and the kernel is responsible for keeping track of it. By contrast, |