[alsa-devel] [PATCH 2/2] ASoC: Intel: Use ACPI device for Baytrail PCM buffer allocation

Jarkko Nikula jarkko.nikula at linux.intel.com
Tue May 13 09:30:12 CEST 2014

On 05/13/2014 01:10 AM, Mark Brown wrote:
> On Fri, May 09, 2014 at 04:47:44PM +0300, Jarkko Nikula wrote:
>> This follows the same idea than commit 10df350977b1
>> ("ASoC: Intel: Fix Audio DSP usage when IOMMU is enabled.") by using only
>> ACPI device for all DMA allocations. Since DMA masking is already done in
>> firmware loading it can be removed from here.
> Is this needed as a bug fix?
Not really. AFAIK this IOMMU issues doesn't hit on Baytrail so this 2/2 
is more like keeping code in sync.


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