This modem is used iside ZTE MF28D LTE CPE router. It can already establish PPP connections. This series attempts to adjust its configuration to properly support QMI interface which is available and preferred over that. This is a part of effort to get the device supported b OpenWrt. Lech Perczak (2): usb: serial: option: don't claim interface 4 for ZTE MF290 net: usb: qmi_wwan: claim interface 4 for ZTE MF290 drivers/net/usb/qmi_wwan.c | 1 + drivers/usb/serial/option.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) base-commit: b85ea95d086471afb4ad062012a4d73cd328fa86 -- 2.39.2