[alsa-devel] [PATCH] ASoC: omap-pcm: Lower the dma coherent mask to 32bits
Russell King - ARM Linux
linux at arm.linux.org.uk
Fri Dec 6 13:33:02 CET 2013
On Fri, Dec 06, 2013 at 11:31:52AM +0200, Peter Ujfalusi wrote:
> On 12/05/2013 09:28 PM, Russell King - ARM Linux wrote:
> > gives us the very last PFN which the bus associated with dev is able to
> > address. Hmm - so I got the test wrong on both twice - they should both
> > be:
> > if (sizeof(mask) != sizeof(dma_addr_t) &&
> > mask > (dma_addr_t)~0 &&
> > dma_to_pfn(dev, ~0) < min(max_pfn, arm_dma_pfn_limit))
> > return 0;
> > since we want to fail if we have _more_ memory than the bus will allow.
> > Can you try the above in both locations please?
> Thanks, works fine.
> I will be out for a long weekend so you can add my:
> Tested-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
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