[Bug 296710] Re: warning: ehci_hcd loaded AFTER uhci_hcd and ohci_hcd

[Jeffrey Baker]

On Tue, Apr 7, 2009 at 10:16 AM, Scott James Remnant
<scott at canonical.com> wrote:
> Whether or not they're built in or modules, they still have to be loaded
> for your USB hardware to work.

True.

> Whether or not they're built in or modules, you can still disable
> individual host control interfaces - the method is just slightly
> different (though since the one that works for built-ins ALSO works for
> modules, we should arguably be documenting that one instead of the
> blacklist trick).

OK, I should research this.  A laptop user can save energy by
unloading the hcd modules, which puts the corresponding PCI functions
into D3.  How can you achieve the same thing with the drivers
built-in?

-- 
warning: ehci_hcd loaded AFTER uhci_hcd and ohci_hcd
https://bugs.launchpad.net/bugs/296710
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