On 2015/7/30 5:03, Thomas Gleixner wrote:
> On Mon, 27 Jul 2015, Matt Fleming wrote:
>> [BAD]
>> 3: 1 0 0 0 IR-IO-APIC 3-edge
>> 6: 0 0 0 0 IR-IO-APIC 6-edge
>> dw_dmac
>> 7: 15 1 0 0 IR-IO-APIC 7-edge
>> INT3432:00, INT3433:00
>
> [GOOD]
>> 3: 16 17 49 20 IR-IO-APIC-fasteoi
>> AudioDSP, dw_dmac
>> 6: 0 0 0 0 IR-IO-APIC-fasteoi
>> dw_dmac
>> 7: 2662 3072 12307 5419 IR-IO-APIC-fasteoi
>> INT3432:00, INT3433:00
>
> So the old code uses fasteoi while the new one uses edge.
>
> Jiang????
Sorry for the slow response.
We have reproduced this regression on Surface Pro 3, but are still
trying to figure out the root cause.
Thanks!
Gerry
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