linux-kernel - Re: [PATCH] net: usb: qmi_wwan: Set DTR quirk for MR400

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Date:   Tue, 17 Nov 2020 20:22:03 +0100
From:   Bjørn Mork <bjorn@...k.no>
To:     Filip Moc <dev@...6.cz>
Cc:     linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH] net: usb: qmi_wwan: Set DTR quirk for MR400

Filip Moc <dev@...6.cz> writes:

> LTE module MR400 embedded in TL-MR6400 v4 requires DTR to be set.
>
> Signed-off-by: Filip Moc <dev@...6.cz>
> ---
>  drivers/net/usb/qmi_wwan.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
> index afeb09b9624e..d166c321ee9b 100644
> --- a/drivers/net/usb/qmi_wwan.c
> +++ b/drivers/net/usb/qmi_wwan.c
> @@ -1047,7 +1047,7 @@ static const struct usb_device_id products[] = {
>  	{QMI_FIXED_INTF(0x05c6, 0x9011, 4)},
>  	{QMI_FIXED_INTF(0x05c6, 0x9021, 1)},
>  	{QMI_FIXED_INTF(0x05c6, 0x9022, 2)},
> -	{QMI_FIXED_INTF(0x05c6, 0x9025, 4)},	/* Alcatel-sbell ASB TL131 TDD LTE  (China Mobile) */
> +	{QMI_QUIRK_SET_DTR(0x05c6, 0x9025, 4)},	/* Alcatel-sbell ASB TL131 TDD LTE (China Mobile) */
>  	{QMI_FIXED_INTF(0x05c6, 0x9026, 3)},
>  	{QMI_FIXED_INTF(0x05c6, 0x902e, 5)},
>  	{QMI_FIXED_INTF(0x05c6, 0x9031, 5)},

Acked-by: Bjørn Mork <bjorn@...k.no>

This fix should probably go to net+stable.


Thanks,
Bjørn