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Date:   Mon, 26 Sep 2022 13:11:09 -0700
From:   Jakub Kicinski <>
To:     Shane Parslow <>
Cc:     M Chetan Kumar <>,
        Intel Corporation <>,
        Loic Poulain <>,
        Sergey Ryazanov <>,
        Johannes Berg <>,
        "David S. Miller" <>,
        Eric Dumazet <>,
        Paolo Abeni <>,,
Subject: Re: [PATCH net] net: wwan: iosm: Fix 7360 WWAN card control channel

On Sun, 25 Sep 2022 21:05:24 -0700 Shane Parslow wrote:
> This patch fixes the control channel mapping for the 7360, which was
> previously the same as the 7560.
> As shown by the reverse engineering efforts of James Wah [1], the layout
> of channels on the 7360 is actually somewhat different from that of the
> 7560.
> A new ipc_chnl_cfg is added specifically for the 7360. The new config
> updates channel 7 to be an AT port and removes the mbim interface, as
> it does not exist on the 7360. The config is otherwise left the same as
> the 7560. ipc_chnl_cfg_get is updated to switch between the two configs.
> In ipc_imem, a special case for the mbim port is removed as it no longer
> exists in the 7360 ipc_chnl_cfg.
> As a result of this, the second userspace AT port now functions whereas
> previously it was routed to the trace channel. Modem crashes ("confused
> phase", "msg timeout", "PORT open refused") resulting from garbage being
> sent to the modem are also fixed.

What's the Fixes: tag for this one?

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