Re: [PATCH][3/4] usb: ohci-sm501 driver

On Tuesday 15 January 2008, Magnus Damm wrote:
> > If that's so, that stuff should be a function of how the
> > platform device was configured.  For example, an sm502 on
> > a PCI card might set up a bunch of platform devices for
> > its various functions (assuming they don't show up as normal
> > functions) ... but without memory resource #1, thereby
> > signaling that it doesn't need to use local memory or
> > do the dma_alloc_coherent() dance.
> 
> I totally agree. I can probably allocate find time to hack up pci bus
> mastering support - if it works properly that is. 

If it works normally, all you should need to do is get rid
of the flag saying to use local memory, and not set it up...


> Given that, would it 
> be possible to accept this implementation as a first step? It does
> work for both "slave mode" and pci, even if pci may be suboptimal. I
> prefer to see pci bus mastering as an enhancement.

Sure.

- Dave

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