MR24 wifi broken by recent commit

[Russell Senior]

>>>>> Christian Lamparter <chunkeey at gmail.com> writes:

> On 2020-09-03 10:44, Russell Senior wrote:
>> commit 9153955095f01a7ac5f2659a671f0229cbad3507 Author: Christian
>> Lamparter <chunkeey at gmail.com <mailto:chunkeey at gmail.com>> Date:  
>> Wed Aug 12 18:26:43 2020 +0200
>> 
>>     apm821xx: MR24: enumerate PCIe in device-tree
>> 
>>     This patch adds the pcie-switch and bridge configuration for    
>> the Meraki MR24.
>> 
>>     Signed-off-by: Christian Lamparter <chunkeey at gmail.com
>> <mailto:chunkeey at gmail.com>>
>> 
>> The symptom is client devices can't see the beacons. Wifi ifaces
>> appear, can scan and hear other networks, but clients can't see the
>> MR24's SSIDs. Reverting the commit above and it works normally again.

> Thanks for the report. CONFIG_PCI_DEBUG



> "ath9k 0000:44:00.0: runtime IRQ mapping not provided by arch"



> since DT overwrites the usual PCI(e) enumeration and MSI(x) is

> busted there's no choice but to specify legacy INTABCDs.


> Can you please try the attached patch?

Your patch fixes it.

I am a little curious, if it works without your commit, what is the
motivation for the commit?


-- 
Russell Senior, President
russell at personaltelco.net