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From:   Emmanuel Grumbach <egrumbach@gmail.com>
Date:   Wed, 20 May 2020 15:27:50 +0300
Message-ID: <CANUX_P1q22J6ONRqTCDwwEMtmbGbCmS=C1WK6Zz0OqG_v2qcSA@mail.gmail.com>
Subject: Re: iwlwifi firmware loading problems, rk3399
To:     =?UTF-8?Q?Mika_Penttil=C3=A4?= <mika.penttila@nextfour.com>
Cc:     Johannes Berg <johannes.berg@intel.com>,
        Emmanuel Grumbach <emmanuel.grumbach@intel.com>,
        linux-wireless <linux-wireless@vger.kernel.org>,
        linux-rockchip@lists.infradead.org
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>
> Hi,
>
> We have custom made, Rockchip rk3399 based board with a standard M.2
> socket for wifi/bt card.
>
> We have tried man different cards, like Intel 9260 and Intel AX200, but
> are experiencing problems while loading the firmware.
>
>    Failed to load firmware chunk!
>
> etc. I have a little debugged and the problem seems that the interrupts
> that acknowledges the load to proceed, is not coming, randomly.
> I have tried many firmwares. Do you have any pointers where to look next?

I guess you need to debug your board :)
The interrupt is not coming, then.. there isn't much the driver can do.

>
> Thanks,
> Mika
>