PHY_TXC1_BW_40MHZ
rspec |= (PHY_TXC1_BW_40MHZ << RSPEC_BW_SHIFT);
rspec_fallback |= PHY_TXC1_BW_40MHZ << RSPEC_BW_SHIFT;
mimo_txbw = PHY_TXC1_BW_40MHZ;
rspec |= (PHY_TXC1_BW_40MHZ << RSPEC_BW_SHIFT);
return bw == PHY_TXC1_BW_40MHZ || bw == PHY_TXC1_BW_40MHZ_DUP;