From: Johan Hovold <johan@kernel.org>
To: Zhao Dongdong <winter91@foxmail.com>
Cc: gregkh@linuxfoundation.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org,
Zhao Dongdong <zhaodongdong@kylinos.cn>
Subject: Re: [PATCH v3] USB: serial: option: add support for SIMCom SIM8260C
Date: Thu, 3 Sep 2026 17:31:31 +0200 [thread overview]
Message-ID: <apmS07JLY44gttFM@hovoldconsulting.com> (raw)
In-Reply-To: <tencent_B18DE28D9B60D11077C30C3297EDF6CF3B07@qq.com>
On Mon, Aug 17, 2026 at 03:14:27PM +0800, Zhao Dongdong wrote:
> From: Zhao Dongdong <zhaodongdong@kylinos.cn>
>
> Add support for SIMCom SIM8260C (1e0e:902b).
>
> T: Bus=08 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 2 Spd=5000 MxCh= 0
> D: Ver= 3.20 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 9 #Cfgs= 1
> P: Vendor=1e0e ProdID=902b Rev= 5.04
> S: Manufacturer=SIMCOM
> S: Product=SDXLEMUR-LITE-MTP _SN:120696AB
> S: SerialNumber=0123456789ABCDEF
> C:* #Ifs= 8 Cfg#= 1 Atr=a0 MxPwr=896mA
> A: FirstIf#= 5 IfCount= 3 Cls=01(audio) Sub=00 Prot=20
> I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option
> E: Ad=01(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> E: Ad=81(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> I:* If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=60 Driver=option
> E: Ad=83(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
> E: Ad=82(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> E: Ad=02(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> I:* If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option
> E: Ad=85(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
> E: Ad=84(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> E: Ad=03(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option
> E: Ad=87(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
> E: Ad=86(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> E: Ad=04(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> I:* If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=50 Driver=qmi_wwan_simcom
> E: Ad=88(I) Atr=03(Int.) MxPS= 8 Ivl=32ms
> E: Ad=8e(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> E: Ad=0f(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> I:* If#= 5 Alt= 0 #EPs= 0 Cls=01(audio) Sub=01 Prot=20 Driver=snd-usb-audio
> I:* If#= 6 Alt= 0 #EPs= 0 Cls=01(audio) Sub=02 Prot=20 Driver=snd-usb-audio
> I: If#= 6 Alt= 1 #EPs= 1 Cls=01(audio) Sub=02 Prot=20 Driver=snd-usb-audio
> E: Ad=05(O) Atr=0d(Isoc) MxPS= 34 Ivl=1ms
> I:* If#= 7 Alt= 0 #EPs= 0 Cls=01(audio) Sub=02 Prot=20 Driver=option
> I: If#= 7 Alt= 1 #EPs= 1 Cls=01(audio) Sub=02 Prot=20 Driver=option
I changed these entries to read
Driver=(none)
> E: Ad=89(I) Atr=0d(Isoc) MxPS= 34 Ivl=1ms
>
> Signed-off-by: Zhao Dongdong <zhaodongdong@kylinos.cn>
> ---
> v3: Use USB_DEVICE_INTERFACE_CLASS.
> v2: https://lore.kernel.org/all/tencent_E58647B4DE1D2583D785AFDDE58EB278FD05@qq.com/
> v1: https://lore.kernel.org/all/tencent_CDB9F0B44FDD051447DCF48862B8E764E80A@qq.com/
Now applied, thanks.
Johan
prev parent reply other threads:[~2026-09-03 15:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-17 7:14 [PATCH v3] USB: serial: option: add support for SIMCom SIM8260C Zhao Dongdong
2026-09-03 15:31 ` Johan Hovold [this message]
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