GPS_HWPDN_SL     2390 drivers/net/wireless/realtek/rtlwifi/rtl8821ae/reg.h #define	GPS_HWPDN_SL			BIT(21)
GPS_HWPDN_SL     1276 drivers/staging/rtl8188eu/include/rtl8188e_spec.h #define	GPS_HWPDN_SL				BIT(21)
GPS_HWPDN_SL     1679 drivers/staging/rtl8723bs/include/hal_com_reg.h #define GPS_HWPDN_SL			BIT21	/*  GPS HW PDn polarity control */