Re: [PATCH 1/3] arch/tile: provide kernel support for the tilegx USBshim
From: Greg KH
Date: Fri Jul 06 2012 - 14:37:59 EST
On Fri, Jul 06, 2012 at 01:59:48PM -0400, Chris Metcalf wrote:
> On 7/6/2012 1:36 PM, Greg KH wrote:
> > On Wed, May 09, 2012 at 12:25:02PM -0400, Chris Metcalf wrote:
> >> This change adds support for accessing the USB shim from within the
> >> kernel. Note that this change by itself does not allow the kernel
> >> to act as a host or as a device; it merely exposes the built-in on-chip
> >> hardware to the kernel.
> > What do you mean by this? This is needed for the other patches, right?
> > If so, I'm guessing they are going through the tile tree? That's fine
> > with me.
> Correct; this piece just adds the infrastructure that lets you then layer
> the standard USB host code on top. I'm assuming I'll push both the tilegx
> USB infrastructure, and the drivers/usb/host stuff, through the tile tree.
> Or, I can push just the low-level stuff through the tile tree and let the
> USB host stuff go through the usb tree.
I have no objection for you to take all of it through your tree.
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