1 What: /sys/bus/usb/devices/.../power
2 Date: March 2007
3 KernelVersion: 2.6.21
4 Contact: Alan Stern <stern@rowland.harva
5 Description:
6 Each USB device directory will
7 power/level. This file holds
8 the device, either "on" or "au
9
10 "on" means that the device is
11 although normal suspends for s
12 be honored. "auto" means the
13 and autoresume in the usual ma
14 capabilities of its driver.
15
16 During normal use, devices sho
17 level. The "on" level is mean
18 If you want to suspend a devic
19 free to wake up in response to
20 write "0" to power/autosuspend
21
22 Device not capable of proper s
23 left in the "on" level. Altho
24 devices to support suspend/res
25 In fact so many don't that by
26 initializes all non-hub device
27 drivers may change this settin
28
29 This file is deprecated and wi
30 Use the power/control file ins
31 same thing.
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