Re: rtw88: M.2 RTL8822BE not working - rfe 3 isn't supported

["g.schlmm" <g.schlmm@googlemail.com>]

On 14.06.19 10:24, Tony Chuang wrote:
>> Subject: Re: rtw88: M.2 RTL8822BE not working - rfe 3 isn't supported
>>
>> Cc Tony
>>
>> On Sat, Jun 08, 2019 at 02:26:51PM +0200, g.schlmm wrote:
>>> my RTL8822BE M.2 card is not working with linux 5.2rc3
>>>
>>> the staging r8822be driver in linux 5.1 was working for this card
>>>
>>> from dmesg:
>>>> [    8.001186] rtw_pci 0000:04:00.0: rfe 3 isn't supported
>>>> [    8.003870] rtw_pci 0000:04:00.0: failed to setup chip efuse info
>>>> [    8.006405] rtw_pci 0000:04:00.0: failed to setup chip information
>>>
>>> lspci:
>>>> 04:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd.
>> RTL8822BE 802.11a/b/g/n/ac WiFi adapter
>>>>         Subsystem: Lenovo RTL8822BE 802.11a/b/g/n/ac WiFi adapter
>>>>         Flags: fast devsel, IRQ 19
>>>>         I/O ports at c000 [size=256]
>>>>         Memory at 81200000 (64-bit, non-prefetchable) [size=64K]
>>>>         Capabilities: [40] Power Management version 3
>>>>         Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit+
>>>>         Capabilities: [70] Express Endpoint, MSI 00
>>>>         Capabilities: [100] Advanced Error Reporting
>>>>         Capabilities: [148] Device Serial Number
>> 00-e0-4c-ff-fe-b8-22-01
>>>>         Capabilities: [158] Latency Tolerance Reporting
>>>>         Capabilities: [160] L1 PM Substates
>>>>         Kernel modules: rtwpci
>>
> 
> Hi,
> 
> Please use the attached patch. And RFE type 3 has not been well tested,
> I am not sure if the quality is expected. But it should work fine I guess.
> If there is any further problems, just tell me, thanks.
> 
> Yan-Hsuan
> 

Hello,

Thanks for the patch. i applied it on top of 5.2rc4 and everything is
playing nice so far.

i use the card as a hotspot with hostapd

the download speed changed from ~10Mbit/s (with the 5.1 staging driver)
to ~100Mbit/s

very nice work!