RXON_RX_CHAIN_MIMO_CNT_POS  562 drivers/net/wireless/intel/iwlegacy/commands.h #define RXON_RX_CHAIN_MIMO_CNT_POS		(12)
RXON_RX_CHAIN_MIMO_CNT_POS  520 drivers/net/wireless/intel/iwlwifi/dvm/commands.h #define RXON_RX_CHAIN_MIMO_CNT_POS		(12)