>> v = *src;
>> if (cmpxchg(hw, 0, 1) == 0)
>> v -= *sw;
>> xadd(sw, v);
>> do {
>> v = *sw;
>> if (v > 0x7fff)
>> s = 0x7fff;
>> else if (v < -0x8000)
>> s = -0x8000;
>> else
>> s = v;
>
>A bit correction (we have to avoid zero results in hw buffer):
>
> else if (v == 0)
> s = 1;
> else
> s = v;
>
>> *hw = s;
>> } while (unlikely(v != *sw));
help me out here. is this the code path that has be followed to write
a single sample to the buffer?
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