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关于C6748的DSP_sp_lms问题

1:这个函数内部是不是就已经包含了LMS算法,只需要把函数所需要的接口变量写进去就行了

2:如果做一个自适应滤波算法 是不是还要再编写FIR滤波器的程序?

3:float DSP_sp_lms(const *x, float *restrict h, const float *y_i,  float *restrict y_o,  const float ar,......)里面的ar,解释的是自适应率,这个应该怎么设置 ?