REG_SIFS_OFDM     608 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h #define REG_SIFS_OFDM			0x0516
REG_SIFS_OFDM     197 drivers/net/wireless/realtek/rtlwifi/rtl8192ce/reg.h #define REG_SIFS_OFDM				0x0516