AR_PHY_EXT_ATTEN_CTL_0
unsigned long ext_atten_reg[3] = {AR_PHY_EXT_ATTEN_CTL_0,
REG_RMW_FIELD(ah, AR_PHY_EXT_ATTEN_CTL_0,
#define AR_PHY_EXT_ATTEN_CTL(_i) (AR_PHY_EXT_ATTEN_CTL_0 + (AR_PHY_CHAIN_OFFSET * (_i)))