Re: Fwd: USB suspending
Oliver Neukum <[email protected]>
| Newsgroups | gmane.linux.usb.devel |
|---|---|
| Message-ID | <[email protected]> |
Am Freitag 05 Oktober 2007 schrieb Rafael J. Wysocki: > Hi, > > Below is a Lukas' question related to USB suspend that I'm not able to answer. > > Please help! > > Greetings, > Rafael > > > ---------- Forwarded Message ---------- > > Subject: USB suspending > Date: Friday, 5 October 2007 14:54 > From: Lukas Hejtmanek <[email protected]> > To: "Rafael J. Wysocki" <[email protected]> > > Hello, > > I've noticed that while suspended in RAM USB ports are powered so any device > connected to the port gets power. Can I turn off power of all USBs ports while > suspending to RAM? If you do that all devices on these ports will be disconnected. If you still insist on doing so, it is done by a USB control request. But power consumption on these ports is minimal for suspended devices, so it is a bad idea. HTH Oliver ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel