BT_HWPDN_SL      2382 drivers/net/wireless/realtek/rtlwifi/rtl8821ae/reg.h #define	BT_HWPDN_SL			BIT(17)
BT_HWPDN_SL      1268 drivers/staging/rtl8188eu/include/rtl8188e_spec.h #define	BT_HWPDN_SL				BIT(17)
BT_HWPDN_SL      1675 drivers/staging/rtl8723bs/include/hal_com_reg.h #define BT_HWPDN_SL			BIT17	/*  BT HW PDn polarity control */