From: Johan Hovold <johan@kernel.org>
To: "Bjørn Mork" <bjorn@mork.no>
Cc: Johan Hovold <johan@kernel.org>,
linux-usb@vger.kernel.org,
Sebastian Sjoholm <sebastian.sjoholm@gmail.com>,
linux-stable@vger.kernel.org
Subject: Re: [PATCH] USB: serial: option: fix Quectel BG96 matching
Date: Tue, 1 Dec 2020 11:18:29 +0100 [thread overview]
Message-ID: <X8YYdVk7LQ+VcpPf@localhost> (raw)
In-Reply-To: <20201201100318.37843-1-bjorn@mork.no>
On Tue, Dec 01, 2020 at 11:03:18AM +0100, Bjørn Mork wrote:
> This is a partial revert of commit 2bb70f0a4b23 ("USB: serial:
> option: support dynamic Quectel USB compositions")
>
> The Quectel BG96 is different from most other modern Quectel modems,
> having serial functions with 3 endpoints using ff/ff/ff and ff/fe/ff
> class/subclass/protocol. Including it in the change to accommodate
> dynamic function mapping was incorrect.
>
> Revert to interface number matching for the BG96, assuming static
> layout of the RMNET function on interface 4. This restores support
> for the serial functions on interfaces 2 and 3.
>
> Full lsusb output for the BG96:
> Cc: Sebastian Sjoholm <sebastian.sjoholm@gmail.com>
> Cc: linux-stable@vger.kernel.org
> Fixes: 2bb70f0a4b23 ("USB: serial: option: support dynamic Quectel USB compositions")
> Signed-off-by: Bjørn Mork <bjorn@mork.no>
Thanks, Bjørn. Now applied.
Johan
next prev parent reply other threads:[~2020-12-01 10:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-01 10:03 [PATCH] USB: serial: option: fix Quectel BG96 matching Bjørn Mork
2020-12-01 10:18 ` Johan Hovold [this message]
2020-12-01 10:21 ` Bjørn Mork
2020-12-01 10:24 ` Johan Hovold
2020-12-01 16:39 ` Greg KH
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