Re: [PATCH 1/2] EHCI big endian data structures support (for 440EPx) 2nd try

Stefan Roese <[email protected]>
Newsgroups gmane.linux.usb.devel
Message-ID <[email protected]>
On Tuesday 01 May 2007 18:37, David Brownell wrote:
> On Tuesday 01 May 2007, Stefan Roese wrote:
> > > can you verify this still works on your
> > > hardware? Sanity tested on x86_64.
> >
> > Works fine on my 440EPx Sequoia board.
>
> Great.  I forwarded it to Greg, so I hope the next batch of USB
> patches will include this.

Great. Thanks.

> > > The "patch 2/2" needed at least one update; hooking ehci-hcd.c to that
> > > bus glue should not have been part of this first patch!  Plus, I
> > > noticed that nothing in that second patch set
> > > CONFIG_USB_EHCI_BIG_ENDIAN_DESC ... none of this big-endian QH/QTD/...
> > > logic would kick in!!
> >
> > This config option is selected in the arch/ppc/platforms/4xx/Kconfig file
> > (as done for PS3 with CONFIG_USB_EHCI_BIG_ENDIAN_MMIO already).
>
> I'd rather see that stuff in the usb/host/Kconfig (even for PS3)
> to minimize the number of things that don't make sense without
> reading arch-specific code.  If it gets to messy we can revisit
> that ... but these big-endian things don't seem that common.

OK, I'll send an updated 2/2 patch with the ehci-hcd.c hooking included right 
away. And I'll send another patch to setup the _DESC and _MMIO options in 
usb/host/Kconfig as suggested.

Best regards,
Stefan

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