Jl-spp Driver !!install!!

: The driver should monitor the Link Quality Indicator (LQI). When the connection is strong, it automatically increases the MTU (Maximum Transmission Unit) to utilize the driver’s high content transfer velocity. Low-Latency Command Channel

static const struct of_device_id jl_spp_dt_ids[] = .compatible = "jl,spp-v1" , jl-spp driver

JL_SPP driver (often appearing in Device Manager as "JL_SPP" or "JL_SPP Audio") is a component associated with JieLi (Zhuhai Jieli Technology) Bluetooth chips. It typically represents the Serial Port Profile (SPP) : The driver should monitor the Link Quality Indicator (LQI)