I have a problem with SIM7100E. Though kernel creates wwan0 device, it is not visible in ModemManager.
# mmcli -m 5
/org/freedesktop/ModemManager1/Modem/5 (device id
'3c942a37f458697974838e1226b26ded4c5644d6')
-------------------------
Hardware | manufacturer: 'SIMCOM INCORPORATED'
| model: 'SIMCOM_SIM7100E'
| revision: '4534B03SIM7100E'
| supported: 'gsm-umts, lte'
| current: 'gsm-umts, lte'
| equipment id: '866802020078228'
-------------------------
System | device:
'/sys/devices/platform/44000000.ocp/4a064000.usbhshost/4a064c00.ehci/usb1/1-1/1-1.2'
| drivers: 'qmi_wwan, option1'
| plugin: 'SimTech'
| primary port: 'ttyUSB2'
| ports: 'ttyUSB0 (qcdm), ttyUSB2 (at), ttyUSB3 (at)'
-------------------------
Numbers | own : '+491781364987'
-------------------------
Status | lock: 'none'
| unlock retries: 'unknown'
| state: 'disabled'
| power state: 'on'
| access tech: 'unknown'
| signal quality: '0' (cached)
-------------------------
Modes | supported: 'allowed: 2g; preferred: none
| allowed: 3g; preferred: none
| allowed: 2g, 3g; preferred: none
| allowed: 2g, 3g; preferred: 2g
| allowed: 2g, 3g; preferred: 3g
| allowed: 2g, 3g, 4g; preferred: none'
| current: 'allowed: any; preferred: none'
-------------------------
Bands | supported: 'unknown'
| current: 'unknown'
-------------------------
IP | supported: 'ipv4, ipv6, ipv4v6'
-------------------------
3GPP | imei: '866802020078228'
| enabled locks: 'none'
| operator id: 'unknown'
| operator name: 'unknown'
| subscription: 'unknown'
| registration: 'unknown'
-------------------------
SIM | path: '/org/freedesktop/ModemManager1/SIM/2'
-------------------------
Bearers | paths: 'none'
If I unload option driver and restart MM, then it sees wwan0 interface
and I can connect and get IP via DHCP.
I've attached MM's debug log.
This commit added SIM7100E [1]
[1]
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/drivers/usb/serial/option.c?id=3158a8d416f4e1b79dcc867d67cb50013140772c
Yegor
simcom7100e.log
Description: Binary data
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