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From:   Paulius Zaleckas <paulius.zaleckas@gmail.com>
Date:   Wed, 24 Mar 2021 18:25:53 +0200
Message-ID: <CAPiS6wCi2-cUaDkgkOFietb5Ko7oCLMjkoNcOfygNsSfYxAAeg@mail.gmail.com>
Subject: Re: Intel AX210 does not work on 5.11
To:     Ben Greear <greearb@candelatech.com>
Cc:     linux-wireless@vger.kernel.org, luciano.coelho@intel.com
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On Wed, Mar 24, 2021 at 6:16 PM Paulius Zaleckas
<paulius.zaleckas@gmail.com> wrote:
>
> On Wed, Mar 24, 2021 at 3:46 PM Paulius Zaleckas
> <paulius.zaleckas@gmail.com> wrote:
> >
> > On Wed, Mar 24, 2021 at 2:24 PM Ben Greear <greearb@candelatech.com> wrote:
> > >
> > > On 3/24/21 5:21 AM, Paulius Zaleckas wrote:
> > > > It was working on 5.10.16:
> > > > [    4.274856] iwlwifi 0000:3c:00.0: enabling device (0000 -> 0002)
> > > > [    4.279014] iwlwifi 0000:3c:00.0: api flags index 2 larger than
> > > > supported by driver
> > > > [    4.279031] iwlwifi 0000:3c:00.0: TLV_FW_FSEQ_VERSION: FSEQ
> > > > Version: 93.8.63.28
> > > > [    4.279401] iwlwifi 0000:3c:00.0: loaded firmware version
> > > > 59.601f3a66.0 ty-a0-gf-a0-59.ucode op_mode iwlmvm
> > > > [    4.456228] iwlwifi 0000:3c:00.0: Detected Intel(R) Wi-Fi 6 AX210
> > > > 160MHz, REV=0x420
> > > > [    4.607524] iwlwifi 0000:3c:00.0: invalid TLV len: 8/12
> > > > [    4.673134] iwlwifi 0000:3c:00.0: base HW address: d8:f8:83:d9:35:87
> > > > [    6.055731] iwlwifi 0000:3c:00.0: invalid TLV len: 8/12
> > > > [    6.288461] iwlwifi 0000:3c:00.0: invalid TLV len: 8/12
> > > > [   72.546602] iwlwifi 0000:3c:00.0 wlan0: disabling HT/VHT/HE as
> > > > WMM/QoS is not supported by the AP
> > > >
> > > > And fails to start on 5.11.8:
> > > > [    3.882744] iwlwifi 0000:3c:00.0: enabling device (0000 -> 0002)
> > > > [    3.937708] iwlwifi 0000:3c:00.0: api flags index 2 larger than
> > > > supported by driver
> > > > [    3.937720] iwlwifi 0000:3c:00.0: TLV_FW_FSEQ_VERSION: FSEQ
> > > > Version: 93.8.63.28
> > > > [    3.937891] iwlwifi 0000:3c:00.0: loaded firmware version
> > > > 59.601f3a66.0 ty-a0-gf-a0-59.ucode op_mode iwlmvm
> > > > [    4.341262] iwlwifi 0000:3c:00.0: Detected Intel(R) Wi-Fi 6 AX210
> > > > 160MHz, REV=0x420
> > > > [    4.486405] iwlwifi 0000:3c:00.0: loaded PNVM version 0x324cd670
> > > > [    4.588212] iwlwifi 0000:3c:00.0: Timeout waiting for PNVM load!
> > > > [    4.588213] iwlwifi 0000:3c:00.0: Failed to start RT ucode: -110
> > > > [    4.588215] iwlwifi 0000:3c:00.0: iwl_trans_send_cmd bad state = 1
> > > > [    4.796206] iwlwifi 0000:3c:00.0: firmware didn't ACK the reset -
> > > > continue anyway
> > > > [    4.808321] iwlwifi 0000:3c:00.0: Failed to run INIT ucode: -110
> > > >
> > > > Please add me to Cc as I am not on the list.
> > > >
> > >
> > > You probably need to get latest firmware from https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/linux-firmware.git
> > > and splat the intel related firmware into /lib/firmware/
> >
> > Did that, but still the same issue...
>
> Removing /lib/firmware/iwlwifi-ty-a0-gf-a0.pnvm fixed this issue.

Found more info on Gentoo bugs: https://bugs.gentoo.org/777324#c6
So either commit 000735e5dbbb739ca3742413858c1d9cac899e10 should be
ported to 5.11-stable or PNVM loading disabled.