IWM_PHY_RX_CHAIN_CNT_POS
cmd->rxchain_info |= htole32(idle_cnt << IWM_PHY_RX_CHAIN_CNT_POS);
cmd.rxchain_info |= htole32(idle_cnt << IWM_PHY_RX_CHAIN_CNT_POS);
(0x3 << IWM_PHY_RX_CHAIN_CNT_POS)