[PATCHv2 09/12] ARM: OMAP2+: usb_host_fs: add custom setup_preprogram for usb_host_fs (fsusb)

Felipe Balbi balbi at ti.com
Mon Jun 11 03:48:56 EDT 2012


Hi,

On Mon, Jun 11, 2012 at 12:41:33AM -0700, Tony Lindgren wrote:
> > > This should be "static inline int fsusb_reset_host_controller" as it's
> > > in a header.
> > 
> > why is it even in a header ? Only hwmod_fsusb_preprogram() will use it
> > anyway.
> 
> Well ideally it would be something that any OHCI driver can use for
> it's reset, and whatever bus code can also call to reset and idle
> for the unused devices that don't have the driver compiled in. Got
> any better suggestions where to place it? I could be a generic
> ohci_reset function in some header?

maybe create <linux/usb/ohci.h> ? Then, while doing that, move register
definitions to this new header too... Something like:

$ mv drivers/usb/host/ohci.h include/linux/usb/
$ sed -i 's/\"ohci.h\"/<linux/usb/ohci.h>/g' $(git ls-files)

then add your ohci_reset() function...

> I don't want to have driver specific code under arch/arm/*omap*/* as
> the bus level code should not need to know anything about the driver
> specific registers.

I see.

-- 
balbi
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