rtw89_read32_port
backup_val = rtw89_read32_port(rtwdev, rtwvif_link, p->tbtt_prohib);
tsf_low = rtw89_read32_port(rtwdev, rtwvif_link, p->tsftr_l);
tsf_high = rtw89_read32_port(rtwdev, rtwvif_link, p->tsftr_h);