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

[akolli at codeaurora.org]

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 
?

Thanks
Anil