Re: USB transfer_buffer allocations on 64bit systems

[Alan Stern]

On Wed, 14 Apr 2010, Chris Wright wrote:

> So dma_map_single is the case that's failing, but you think the mask is
> correct?  What about the direction?

The mask and direction are unquestionably correct.  The mask is set up 
by pci_setup_device() and not changed thereafter.  Furthermore, the 
audio works okay until another device (a DVB tuner) is plugged in.  

Alan Stern

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