AD9739A_MIN_DAC_CLK
if (!in_range(st->sample_rate, AD9739A_MIN_DAC_CLK,
st->sample_rate, AD9739A_MIN_DAC_CLK,
#define AD9739A_DAC_CLK_RANGE (AD9739A_MAX_DAC_CLK - AD9739A_MIN_DAC_CLK + 1)