Re: [PATCH] : Allow embedded developers USB options normally reserved for OTG
"Mike Frysinger" <[email protected]> Wed, 2 Jan 2008 13:58:56 -0500
| Newsgroups | gmane.linux.usb.devel,gmane.linux.kernel |
|---|---|
| Message-ID | <[email protected]> |
On Jan 2, 2008 1:47 PM, David Brownell <[email protected]> wrote: > On Wednesday 02 January 2008, Robin Getz wrote: > > From: Robin Getz <[email protected]> > > > > Allow embedded developers to turn support for USB Hubs off even if they have a > > full root hub. This saves the overhead (RAM and Flash size). > > ISTR that it won't save very much code though ... the Linux USB > stack structures all its enumeration logic around hubs. perhaps the code size is arguable as to whether it really matters. the reason we want it is that we have a USB host controller that will not work with USB hubs, so we want to make sure the system does not attempt such things. (yes, such a USB host controller is retarded, but the decision was out of our hands.) -mike ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel