Re: Please test iwlwifi/rtw88/rtw89 now

On Tue, Nov 11, 2025 at 4:40 PM Bjoern A. Zeeb <bz@freebsd.org> wrote:
>
> On Tue, 11 Nov 2025, Oleg Nauman wrote:
>
> > On Mon, Nov 10, 2025 at 9:56 PM Bjoern A. Zeeb <bz@freebsd.org> wrote:
> >>
> >> On Fri, 5 Sep 2025, Oleg Nauman wrote:
> >>
> >> Hi Oleg,
> >>
> >>> On Wed, Sep 3, 2025 at 12:06 AM Bjoern A. Zeeb <bz@freebsd.org> wrote:
> >>>>
> >>>> Hi,
> >>>>
> >>>> with the changes (especially for scanning--rtw88) and all the other
> >>>> minor details gone in the last days I would love to ask people to test
> >>>> as much as they can on main before I'll merge to stable/14 and also
> >>>> given stable/15 is imminent.
> >>>
> >>> Unfortunately rtw88 now ( CURRENT revision d3462294c1f0 ) can't
> >>> associate with access points while It was working in 659962f96a15 (
> >>> Jul 29 )
> >>
> >> I just pushed
> >>         https://cgit.FreeBSD.org/src/commit/?id=b568711f8ef1afd7c86ea2d8bd2f94f399f54dc1
> >> into main.
> >
> > I  am sorry but nothing changed so it still can not be associated.
> >
> > Well,  I have some interesting observations related to this issue
> > If I perform soft reboot after rtw88 testing and start wifibox service
> > ( I am using it as backup wifi based on the same wireless adapter ),
> > then wifibox fails to initialize wireless adapter.  It never happens
>
> That is Linux fails to reset the card too?
>
> > if I performing power off /on sequence after rtw88 testing.
> > I suspect that rtw88 fails to correctly initialize my wireless
> > adapter and/or firmware crash
> >
> > rtw880@pci0:2:0:0:      class=0x028000 rev=0x00 hdr=0x00 vendor=0x10ec
> > device=0xc821 subvendor=0x1a3b subdevice=0x3040
> >    vendor     = 'Realtek Semiconductor Co., Ltd.'
> >    device     = 'RTL8821CE 802.11ac PCIe Wireless Network Adapter'
> >    class      = network
> >
> > rtw880: <rtw_8821ce> port 0xd000-0xd0ff mem 0xef100000-0xef10ffff irq
> > 17 at device 0.0 on pci2
> > rtw880: successfully loaded firmware image 'rtw88/rtw8821c_fw.bin'
> > rtw880: Firmware version 24.11.0, H2C version 12
> >
> >
> > Thank you for your hard work
> > Please let me know how can I debug it further
>
> Do you have more logging of this?
>
> Can you try to:
>
> set wlandebug for the interface to 0xffffffff (all)
> Set
>         kern.msgbufsize=4587520
>         kern.msgbuf_show_timestamp=2
>         compat.linuxkpi.80211.debug=0x00100041
> in loader.conf
>
> Gather dmesg for me for when it is failing to associate?


 Please check https://drive.google.com/file/d/1Tz3M4p7TZZf71F0faFL-Kz42t7XIaolV/view?usp=sharing

Thank you

>
>
>
> >> If you can confirm that it works before Wednesday afternoon UTC, then I can get
> >> it to stable/15 and into 15.0-RELEASE still.
> >>
> >> Thanks a lot for reporting, reminding me, and all the testing you are always
> >> doing.  I am sorry it took so long to get this fixed.
> >>
> >> Lost of health,
> >> /bz
> >>
> >> --
> >> Bjoern A. Zeeb                                                     r15:7
> >
>
> --
> Bjoern A. Zeeb                                                     r15:7