Leho Kraav <leho@xxxxxxxxx> writes:
> On Tue, Dec 24, 2019 at 06:16:39AM +0100, Jan Alexander Steffens (heftig) wrote:
>> Commit 809805a820c6 ("iwlwifi: pcie: move some cfg mangling from
>> trans_pcie_alloc to probe") refactored the cfg mangling. Unfortunately,
>> in this process the lines which picked the right cfg for Killer Qu C0
>> NICs after C0 detection were lost. These lines were added by commit
>> b9500577d361 ("iwlwifi: pcie: handle switching killer Qu B0 NICs to
>> C0").
>>
>> I suspect this is more of the "merge damage" which commit 7cded5658329
>> ("iwlwifi: pcie: fix merge damage on making QnJ exclusive") talks about.
>>
>> Restore the missing lines so the driver loads the right firmware for
>> these NICs.
>
> This seems real, as upgrading 5.5.0 -> 5.5.5 just broke my iwlwifi on XPS 7390.
> How come?
Luca, should I apply this to wireless-drivers?
https://patchwork.kernel.org/patch/11309095/
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