From: Lars Melin <larsm17@gmail.com>
To: ZHANG Yuntian <yt@radxa.com>, linux-usb@vger.kernel.org
Subject: Re: [PATCH] USB: serial: option: add MeiG Smart SRM825L
Date: Sat, 3 Aug 2024 18:49:32 +0700 [thread overview]
Message-ID: <4333b4d0-281f-439d-9944-5570cbc4971d@gmail.com> (raw)
In-Reply-To: <0041DFA5200EFB1B+20240803074619.563116-1-yt@radxa.com>
On 2024-08-03 14:46, ZHANG Yuntian wrote:
> Add support for MeiG Smart SRM825L which is based on Qualcomm 315 chip.
>
> T: Bus=04 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=2dee ProdID=4d22 Rev= 4.14
> S: Manufacturer=MEIG
> S: Product=LTE-A Module
> S: SerialNumber=6f345e48
> C:* #Ifs= 6 Cfg#= 1 Atr=80 MxPwr=896mA
> I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option
> E: Ad=81(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> E: Ad=01(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> I:* If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 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=60 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= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none)
> E: Ad=05(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> E: Ad=88(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
> I:* If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=50 Driver=qmi_wwan
> E: Ad=89(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
>
That ProdID is already used by MeiG SR815 which has the same composition
but different Protocol values.
Is MeiG really that short of ProductID's that they have to cannibalize
on an already used one?
lsusb for SR815:
T: Bus=02 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=2dee ProdID=4d22 Rev= 4.14
S: Manufacturer=MEIG
S: Product=LTE-A Module
S: SerialNumber=123456
C:* #Ifs= 6 Cfg#= 1 Atr=80 MxPwr=896mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=(none)
E: Ad=81(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
E: Ad=01(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)
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=00 Prot=00 Driver=(none)
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=00 Prot=00 Driver=(none)
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= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none)
E: Ad=05(O) Atr=02(Bulk) MxPS=1024 Ivl=0ms
E: Ad=88(I) Atr=02(Bulk) MxPS=1024 Ivl=0ms
I:* If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
E: Ad=89(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
thanks
Lars
next prev parent reply other threads:[~2024-08-03 11:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-03 7:46 [PATCH] USB: serial: option: add MeiG Smart SRM825L ZHANG Yuntian
2024-08-03 11:49 ` Lars Melin [this message]
2024-08-04 6:15 ` ZHANG Yuntian
2024-08-17 8:58 ` ZHANG Yuntian
2024-08-17 9:11 ` Greg Kroah-Hartman
2024-08-27 6:48 ` Johan Hovold
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