Hi, On Thu, Aug 25, 2011 at 09:02:04AM -0700, Sarah Sharp wrote: > > > Of course. And when they do, maybe adding the glue layer will be > > > appropriate. Until then, it isn't. > > > > Are you sure they aren't already ? > > I can't comment on future Intel products, of course, but I can say I'm > very interesting in making non-PCI xHCI hosts work in Linux in the long > run. If inserting a platform_device between hosts that do have a direct > PCI-attached device is the only sensible way to do it, as long as power > management and the Intel EHCI to xHCI port switchover works, then I > think we should use a platform_device. It might not be the only sensible way, but to my eyes, I must say, it looks nicer because we avoid many EXPORT_SYMBOL(), avoid loads of callbacks and keep PM-related code local to their own context (xhci-pci handles PCI only and xhci.c handles XHCI only), etc. -- balbi
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