5G Quectel modem device-initiated U1 failed.

[linus777]

Hello,

Please analyze this issue.
It seems like the usb device initialization failed.

voxl2:/$ lsusb
Bus 002 Device 003: ID 2c7c:0800
Bus 002 Device 002: ID 0424:5744 Standard Microsystems Corp.
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 0424:2740 Standard Microsystems Corp.
Bus 001 Device 002: ID 0424:2744 Standard Microsystems Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

Please, see below syslog.
[ 12.409758] usb 2-1.1: new SuperSpeed Gen 1 USB device number 3 using xhci-hcd
[ 12.428493] usb 2-1.1: New USB device found, idVendor=2c7c, idProduct=0800, bcdDevice= 4.14
[ 12.428509] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 12.428558] usb 2-1.1: Product: RM502Q-AE
[ 12.428568] usb 2-1.1: Manufacturer: Quectel
[ 12.428576] usb 2-1.1: SerialNumber: c647888b
[ 12.610617] usb 2-1.1: Enable of device-initiated U1 failed.
[ 12.677598] usb 2-1.1: Enable of device-initiated U2 failed.
[ 12.706636] option 2-1.1:1.0: GSM modem (1-port) converter detected
[ 12.707026] usb 2-1.1: GSM modem (1-port) converter now attached to ttyUSB0
[ 12.707447] option 2-1.1:1.2: GSM modem (1-port) converter detected
[ 12.708677] usb 2-1.1: GSM modem (1-port) converter now attached to ttyUSB1
[ 12.708999] option 2-1.1:1.3: GSM modem (1-port) converter detected
[ 12.710240] usb 2-1.1: GSM modem (1-port) converter now attached to ttyUSB2
[ 12.772496] qmi_wwan 2-1.1:1.4: cdc-wdm0: USB WDM device
[ 12.773496] qmi_wwan 2-1.1:1.4: Quectel EC25&EC21&EG91&EG95&EG06&EP06&EM06&BG96&AG35 work on RawIP mode
[ 12.774739] qmi_wwan 2-1.1:1.4 wwan0: register 'qmi_wwan' at usb-xhci-hcd.0.auto-1.1, WWAN/QMI device, fa:7d:65:32:e0:aa
[ 12.802569] usb 2-1.1: Enable of device-initiated U1 failed.
[ 12.870466] usb 2-1.1: Enable of device-initiated U2 failed.

voxl2:/etc$ systemctl status -l voxl-modem
● voxl-modem.service - Modem Initialization
Loaded: loaded (/etc/systemd/system/voxl-modem.service; enabled; vendor preset: enabled)
Active: active (running) since Thu 2023-03-02 12:58:06 UTC; 1min 9s ago
Process: 1360 ExecStartPre=/bin/sleep 2 (code=exited, status=0/SUCCESS)
Main PID: 1842 (voxl-modem-star)
Tasks: 3 (limit: 4915)
CGroup: /system.slice/voxl-modem.service
├─1842 /bin/bash /usr/bin/voxl-modem-start
└─3820 quectel-CM -s 5g.vodafone.iot

Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:883] network interface '' or qmidev '' is not exist
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:883] qmidevice_detect failed
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:885] Quectel_QConnectManager_Linux_V1.6.0.24
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:886] network interface '' or qmidev '' is not exist
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:886] qmidevice_detect failed
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:887] Quectel_QConnectManager_Linux_V1.6.0.24
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:888] network interface '' or qmidev '' is not exist
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:888] qmidevice_detect failed
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:890] Quectel_QConnectManager_Linux_V1.6.0.24
Mar 02 12:58:08 m0054 voxl-modem-start[1842]: [03-02_12:58:08:892] network interface '' or qmidev '' is not exist

In case of LTE modem's lsusb

voxl2:/etc$ lsusb
Bus 002 Device 002: ID 0424:5744 Standard Microsystems Corp.
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 0424:2740 Standard Microsystems Corp.
Bus 001 Device 004: ID 1199:68c0 Sierra Wireless, Inc.
Bus 001 Device 002: ID 0424:2744 Standard Microsystems Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

voxl2:/$ voxl-version

system-image: 1.7.6-M0054-14.1a-perf
kernel: #1 SMP PREEMPT Wed Mar 20 19:48:52 UTC 2024 4.19.125

hw platform: M0054
mach.var: 1.0

voxl-suite: 1.2.0

Thanks,
Linus