[PATCH 0/2] ath10k: warm reset fixes 2014-05-14

Kalle Valo kvalo at qca.qualcomm.com
Wed May 14 07:25:10 PDT 2014

Kalle Valo <kvalo at qca.qualcomm.com> writes:

> Michal Kazior <michal.kazior at tieto.com> writes:
>> Warm reset was not able to recover from a device
>> crash so ath10k was falling back to cold reset
>> which would occasionally hang the system or
>> generate a data bus error with some device chips.
>> Warm reset now works a lot more reliably (at least
>> on my T430). It's able to recover from a "hard"
>> simulate fw crash and some firmware asserts I've
>> forced meaning it should recover in most cases
>> without falling back to the cold reset.
>> There's still one case of a crash warm reset is
>> incapable to recover from: IOMMU faults (when
>> supported and enabled and device tries to access
>> non-DMA mapped host memory) trigger device crash
>> and leave CE totally unresponsive before and after
>> the warm reset.
>> Michal Kazior (2):
>>   ath10k: improve warm reset reliability
>>   ath10k: retry warm reset a few times
> The patches don't apply anymore and the conflict was not trivial enough
> for me to fix it. Can you rebase, please?

Sorry, I replied to the wrong thread. Please ignore what I said above!

Kalle Valo

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