Samsung Android Modem Device Driver -mss Ver.3- Site

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You can identify your device’s true modem driver with: samsung android modem device driver -mss ver.3-

| SoC | Modem | MSS Driver Version | |-----|-------|--------------------| | Exynos 2100 | Exynos Modem 5123 | MSS Ver.3 (native) | | Exynos 2200 | Exynos Modem 5300 | MSS Ver.3.2 | | Snapdragon 888 | X60 | Uses Qualcomm’s msm_ipc – simulated MSS Ver.3 for RIL compatibility | | Snapdragon 8 Gen 1 | X65 | Wrapper layer: samsung_mss_adapter.c | : You can identify your device’s true modem

echo 0 > /sys/devices/platform/modem/powersave E IPC_RTR : mss_ver3_recv_data: invalid header E MSS_V3 : tx timeout on channel 7 Analysis : Use samsung-ipc-log from LineageOS’s tools: samsung android modem device driver -mss ver.3-

ls -l /dev/umts_* dmesg | grep -i mss Look for:

The driver exposes sysfs nodes: