[PATCH v2] ath11k: fix rmmod failure if qmi sequence fails

[Kalle Valo]

akolli at codeaurora.org writes:

> On 2020-11-25 19:33, Kalle Valo wrote:
>> Anilkumar Kolli <akolli at codeaurora.org> writes:
>>
>>> QMI sequence fails if caldata file is not available.
>>> It is observed that 'rmmod ath11k' fails if qmi message fails.
>>> With this patch rmmod/insmod is working.
>>>
>>> Logs:
>>> Direct firmware load for IPQ8074/caldata.bin failed with error -2
>>> Falling back to user helper
>>> qmi failed to load CAL: IPQ8074/caldata.bin
>>> qmi failed to load board data file:-11
>>>
>>> Tested-on: IPQ8074 hw2.0 AHB
>>> WLAN.HK.2.4.0.1-00009-QCAHKSWPL_SILICONZ-1
>>>
>>> Signed-off-by: Anilkumar Kolli <akolli at codeaurora.org>
>>
>> With this patch reloading ath11k (which has worked fine before) crashes
>> the kernel on QCA6390 hw2.0:
>>
>> Nov 25 16:00:52 nuc1 [  393.188277] BUG: unable to handle page fault
>> for address: ffffffffc05b8e38
>> Nov 25 16:00:52 nuc1 [  393.188300] #PF: supervisor read access in
>> kernel mode
>> Nov 25 16:00:52 nuc1 [  393.188312] #PF: error_code(0x0000) - 
>> not-present page
>
> I will test this in QCA6390 and update.
> Which branch should I use for testing. master or
> ath11k-qca6390-bringup ?

Please use master branch.

ath11k-qca6390-bringup is just a temporary branch for collecting all
important QCA6390 patches in one place.

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