IWM_RATE_MCS_CHAN_WIDTH_POS
#define IWM_RATE_MCS_CHAN_WIDTH_MSK (3 << IWM_RATE_MCS_CHAN_WIDTH_POS)
#define IWM_RATE_MCS_CHAN_WIDTH_20 (0 << IWM_RATE_MCS_CHAN_WIDTH_POS)
#define IWM_RATE_MCS_CHAN_WIDTH_40 (1 << IWM_RATE_MCS_CHAN_WIDTH_POS)
#define IWM_RATE_MCS_CHAN_WIDTH_80 (2 << IWM_RATE_MCS_CHAN_WIDTH_POS)
#define IWM_RATE_MCS_CHAN_WIDTH_160 (3 << IWM_RATE_MCS_CHAN_WIDTH_POS)