freq_range
const struct wiphy_radio_freq_range *freq_range;
} freq_range;
.freq_range.start_freq_khz = MHZ_TO_KHZ(_begin), \
.freq_range.end_freq_khz = MHZ_TO_KHZ(_end), \
.freq_range.max_bandwidth_khz = MHZ_TO_KHZ(_bw), \