Hi Darren, 2015-02-09 21:55 GMT-07:00 Darren Hart <dvhart@xxxxxxxxxxxxx>: > On Mon, Feb 09, 2015 at 09:46:07PM -0700, Azael Avalos wrote: >> Hi Darren, >> >> 2015-02-09 21:11 GMT-07:00 Darren Hart <dvhart@xxxxxxxxxxxxx>: >> > On Mon, Feb 09, 2015 at 08:34:53PM -0700, Azael Avalos wrote: >> >> Toshiba laptops that come with USB 3 ports have a feature that lets >> >> them disable USB 3 functionality and act as a regular USB 2 port, and >> >> thus, saving power. >> >> >> >> This patch adds support to that feature, by creating a sysfs entry >> >> named "usb_three", acceptig only two parameters, 0 to disable the >> >> USB 3 (acting as a USB 2) and 1 to enable it. >> >> >> > >> > Similar question, does the system BIOS allow you to configure this setting? If >> > so, what would be the value for enabling it in the OS directly? >> >> Yes. > > Yes it's available in the BIOS? Yes, it is available in the BIOS, sorry for not making that clear. > >> A Toshiba provided app lets you configure all these parameters from Windows, >> and so, I'm developing a similar app for this, a few clicks and your >> settings are >> changed on the next reboot :-) >> > > And I understand now that independent of the BIOS question, Windows has a > program to make these changes. Blech. Going to think on these overnight and get > back to you. > > I'd welcome the thoughts of the previous maintainers as to whether we want to > include these kinds of OS-parity changes in the kernel. I'm probably leaning > toward taking them. Just let me know as to send a refreshed set of patches. > > Matthew, Len, is there some kind of precedent I need to be aware of here? > > -- > Darren Hart > Intel Open Source Technology Center Cheers Azael -- -- El mundo apesta y vosotros apestais tambien -- -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
