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Re: [PATCH v2] ath10k: skip sending quiet mode cmd for WCN3990

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(fixing top posting, PLEASE do not top post)

Rakesh Pillai <pillair@xxxxxxxxxxxxxx> writes:

> On 2018-12-14 17:26, Kalle Valo wrote:
>> Kalle Valo <kvalo@xxxxxxxxxxxxxx> writes:
>>
>>> From: Rakesh Pillai <pillair@xxxxxxxxxxxxxx>
>>>
>>> HL2.0 firmware does not support setting quiet mode.  If the host
>>> driver sends
>>> the quiet mode setting command to the HL2.0 firmware, it crashes
>>> with the below
>>> signature.
>>>
>>> fatal error received: err_qdi.c:456:EX:wlan_process:1:WLAN
>>> RT:207a:PC=b001b4f0
>>>
>>> The quiet mode command support is exposed by the firmware via
>>> thermal throttle
>>> wmi service. Enable ath10k thermal support if thermal throttle wmi
>>> service bit
>>> is set.  10.x firmware versions support this feature by default, but
>>> unfortunately do not advertise the support via service flags, hence
>>> have to
>>> manually set the service flag in ath10k_core_compat_services().
>>>
>>> Compile tested only.
>>
>> I'm planning to queue this for 4.20 as wcn3990 support won't work
>> otherwise. But I wasn't able to test this so can someone help,
>> please?
>
> I tested this patch on WCN3990 and did basic STA mode sanity. I do not
> see any crash with this fix.

Thanks. I now tested this with firmware 10.2.4.70.9-2 on QC988X. I'll
update the commit log accordingly.

-- 
Kalle Valo



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