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generic: 6.12: backport net-usb-qmi_wwan: add Quectel RG255C

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Backport support for the Quectel RG255C USB modem.
This modem is used, among others, on the Teltonika RUT976.

Signed-off-by: Til Kaiser <mail@tk154.de>
Link: https://github.com/openwrt/openwrt/pull/20933
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Til Kaiser 2025-11-24 15:49:47 +01:00 committed by Hauke Mehrtens
parent 93c29343ad
commit 902b25abf3
1 changed files with 47 additions and 0 deletions
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47
target/linux/generic/backport-6.12/630-v6.13-net-usb-qmi_wwan-add-Quectel-RG255C.patch Normal file
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@ -0,0 +1,47 @@
From 5c964c8a97c12145104f5d2782aa1ffccf3a93dd Mon Sep 17 00:00:00 2001
From: Martin Hou <martin.hou@foxmail.com>
Date: Mon, 16 Dec 2024 11:06:18 +0800
Subject: [PATCH] net: usb: qmi_wwan: add Quectel RG255C
Add support for Quectel RG255C which is based on Qualcomm SDX35 chip.
The composition is DM / NMEA / AT / QMI.
T: Bus=01 Lev=01 Prnt=01 Port=04 Cnt=01 Dev#= 2 Spd=480 MxCh= 0
D: Ver= 2.01 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=2c7c ProdID=0316 Rev= 5.15
S: Manufacturer=Quectel
S: Product=RG255C-CN
S: SerialNumber=c68192c1
C:* #Ifs= 4 Cfg#= 1 Atr=a0 MxPwr=500mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option
E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option
E: Ad=84(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=50 Driver=qmi_wwan
E: Ad=86(I) Atr=03(Int.) MxPS= 8 Ivl=32ms
E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
Signed-off-by: Martin Hou <martin.hou@foxmail.com>
Link: https://patch.msgid.link/tencent_17DDD787B48E8A5AB8379ED69E23A0CD9309@qq.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/usb/qmi_wwan.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1442,6 +1442,7 @@ static const struct usb_device_id produc
{QMI_QUIRK_SET_DTR(0x2c7c, 0x0195, 4)}, /* Quectel EG95 */
{QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */
{QMI_QUIRK_SET_DTR(0x2c7c, 0x030e, 4)}, /* Quectel EM05GV2 */
+ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0316, 3)}, /* Quectel RG255C */
{QMI_QUIRK_SET_DTR(0x2cb7, 0x0104, 4)}, /* Fibocom NL678 series */
{QMI_QUIRK_SET_DTR(0x2cb7, 0x0112, 0)}, /* Fibocom FG132 */
{QMI_FIXED_INTF(0x0489, 0xe0b4, 0)}, /* Foxconn T77W968 LTE */