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Subject: Re: AX210 version 0024 not detected by iwlwifi
From:   Heiner Kallweit <hkallweit1@gmail.com>
To:     "Coelho, Luciano" <luciano.coelho@intel.com>,
        linuxwifi <linuxwifi@intel.com>,
        "Berg, Johannes" <johannes.berg@intel.com>,
        "Grumbach, Emmanuel" <emmanuel.grumbach@intel.com>
Cc:     "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
References: <03e8284e-4ea8-fe3e-8da7-62a778b1a059@gmail.com>
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Message-ID: <07e8663a-cafe-a2b7-0628-9c3643768d50@gmail.com>
Date:   Sat, 28 Nov 2020 22:12:10 +0100
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Am 27.11.2020 um 12:55 schrieb Heiner Kallweit:
> Am 23.11.2020 um 09:17 schrieb Coelho, Luciano:
>> Hi Heiner,
>>
>> On Sun, 2020-11-22 at 22:35 +0100, Heiner Kallweit wrote:
>>> I have an AX210 card that isn't detected by iwlwifi.
>>>
>>> 01:00.0 Network controller: Intel Corporation Device 2725 (rev 1a)
>>>         Subsystem: Intel Corporation Device 0024
>>>
>>> Adding following entry seems to be sufficient.
>>>
>>>         {IWL_PCI_DEVICE(0x2725, 0x0020, iwlax210_2ax_cfg_ty_gf_a0)},
>>> +       {IWL_PCI_DEVICE(0x2725, 0x0024, iwlax210_2ax_cfg_ty_gf_a0)},
>>>         {IWL_PCI_DEVICE(0x2725, 0x0310, iwlax210_2ax_cfg_ty_gf_a0)},
>>>
>>> [  419.473140] iwlwifi 0000:01:00.0: enabling device (0000 -> 0002)
>>> [  419.486984] iwlwifi 0000:01:00.0: api flags index 2 larger than supported by driver
>>> [  419.487190] iwlwifi 0000:01:00.0: TLV_FW_FSEQ_VERSION: FSEQ Version: 93.8.63.28
>>> [  419.488828] iwlwifi 0000:01:00.0: loaded firmware version 59.601f3a66.0 ty-a0-gf-a0-59.ucode op_mode iwlmvm
>>> [  419.533136] iwlwifi 0000:01:00.0: Detected Intel(R) Wi-Fi 6 AX210 160MHz, REV=0x420
>>>
>>> Maybe there are more AX210 subversion id's to be added ..
>>>
>>> How about the api flags index warning? I saw it in several posts,
>>> is there something to be fixed in the driver?
>>
>> Good catch.  This indeed seems to be missing.  I'll add it and try to
>> send it still for the 5.10-rc series, so it propagates asap.
>>
>> --
>> Cheers,
>> Luca.
>>
> 
> I face another issue I hope you can help me with:
> Frequently on system reboot the PCI device vanishes, it's not listed
> by lspci any longer. This doesn't happen after a power-cycle.
> Not sure whether device is in D3cold or whether it doesn't react
> for another reason.
> 
Setting kernel parameter reboot=pci fixes the issue.
However I have no clue whom to blame for the issue: card or BIOS

> Rgds, Heiner
>