From: Johan Hovold <johan@kernel.org>
To: "Bjørn Mork" <bjorn@mork.no>
Cc: Johan Hovold <johan@kernel.org>,
linux-usb@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v2] USB: qcserial: Fix support for HP lt4112 LTE/HSPA+ Gobi 4G Modem
Date: Mon, 16 Nov 2015 18:48:53 +0100 [thread overview]
Message-ID: <20151116174853.GB25027@localhost> (raw)
In-Reply-To: <1447676146-7396-1-git-send-email-bjorn@mork.no>
On Mon, Nov 16, 2015 at 01:15:46PM +0100, Bj�rn Mork wrote:
> The DEVICE_HWI type was added under the faulty assumption that Huawei
> devices based on Qualcomm chipsets and firmware use the static USB
> interface numbering known from Gobi devices. But this model does
> not apply to Huawei devices like the HP branded lt4112 (Huawei me906e).
> Huawei firmwares will dynamically assign interface numbers. Functions
> are renumbered when the firmware is reconfigured.
>
> Fix by changing the DEVICE_HWI type to use a simplified version
> of Huawei's subclass + protocol scheme: Blacklisting known network
> interface combinations and assuming the rest are serial.
>
> Reported-and-tested-by: Muri Nicanor <muri+libqmi@immerda.ch>
> Tested-by: Martin Hauke <mardnh@gmx.de>
> Cc: <stable@vger.kernel.org>
> Fixes: e7181d005e84 ("USB: qcserial: Add support for HP lt4112 LTE/HSPA+ Gobi 4G Modem")
> Signed-off-by: Bj�rn Mork <bjorn@mork.no>
Now applied, thanks.
Johan
prev parent reply other threads:[~2015-11-16 17:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-16 12:15 [PATCH v2] USB: qcserial: Fix support for HP lt4112 LTE/HSPA+ Gobi 4G Modem Bjørn Mork
2015-11-16 17:48 ` Johan Hovold [this message]
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