Using standard driver won’t work, because with standard driver (qmi_wwan.ko) my modem EM05 is not getting registered, whereas with quectel provided driver qmi_wwan_q.ko it works.
[ 154.507694] qmi_wwan_q 1-1:1.4: cdc-wdm0: USB WDM device
[ 154.519444] qmi_wwan_q 1-1:1.4: Quectel Quectel EM05-G work on RawIP mode
[ 154.529753] qmi_wwan_q 1-1:1.4: rx_urb_size = 1520
[ 154.537290] qmi_wwan_q 1-1:1.4 wwan0: register ‘qmi_wwan_q’ at usb-xhci-hcd.1.auto-1, WWAN/QMI Raw IP device, 0a:da:8b:a5:8b:3e
There is a similar unanswered thread where the user is facing the same problem.
Cannot select between MBIM and QMI - Technical Subjects - Quectel Forums
Regards
KK