[PATCH] USB: add Compal EXM-G1x modem support
From: Ian Lin
Date: Fri Aug 28 2026 - 04:00:29 EST
Add the USB device ID for the Compal EXM-G1x modem.
Bind its QMI WWAN interface 8 and expose its vendor-specific serial
interfaces with protocols 0x30, 0x40, and 0x60 through the option driver.
Tested on a Compal EXM-G1x modem.
Signed-off-by: Ian Lin <jisayme@xxxxxxxxx>
---
drivers/net/usb/qmi_wwan.c | 1 +
drivers/usb/serial/option.c | 3 +++
2 files changed, 4 insertions(+)
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 8178a8758..e17afb22c 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1451,6 +1451,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x2692, 0x9025, 4)}, /* Cellient MPL200 (rebranded Qualcomm 05c6:9025) */
{QMI_QUIRK_SET_DTR(0x1546, 0x1312, 4)}, /* u-blox LARA-R6 01B */
{QMI_QUIRK_SET_DTR(0x1546, 0x1342, 4)}, /* u-blox LARA-L6 */
+ {QMI_QUIRK_SET_DTR(0x04b7, 0x8217, 8)},
{QMI_QUIRK_SET_DTR(0x33f8, 0x0104, 4)}, /* Rolling RW101 RMNET */
{QMI_FIXED_INTF(0x2dee, 0x4d22, 5)}, /* MeiG Smart SRM825L */
{QMI_QUIRK_SET_DTR(0x2dee, 0x4d63, 0)}, /* MeiG SRM813Q w/ Modem(PPP) */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e4ad14375..56b43bf1f 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -2547,6 +2547,9 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_INTERFACE_CLASS(0x1bbb, 0x0640, 0xff), /* TCL IK512 ECM */
.driver_info = NCTRL(3) },
{ USB_DEVICE_INTERFACE_CLASS(0x2949, 0x8700, 0xff) }, /* Neoway N723-EA */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x04b7, 0x8217, 0xff, 0xff, 0x30) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x04b7, 0x8217, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x04b7, 0x8217, 0xff, 0xff, 0x60) },
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
--
2.43.0