Defined in 3 files as a macro:
- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h, line 673 (as a macro)
- drivers/staging/rtl8188eu/include/rtl8188e_spec.h, line 293 (as a macro)
- drivers/staging/rtl8723bs/include/hal_com_reg.h, line 343 (as a macro)