rtw_get_oper_choffset  564 drivers/staging/rtl8723bs/include/rtw_mlme_ext.h u8 rtw_get_oper_choffset(struct adapter *adapter);
rtw_get_oper_choffset 2796 drivers/staging/rtl8723bs/os_dep/ioctl_linux.c 					DBG_871X("oper_ch_offet =%d\n", rtw_get_oper_choffset(padapter));