HWS_REG_OUT_RES
cur_out_res = readl(hws->bar0_base + HWS_REG_OUT_RES(ch));
hws_write_if_diff(hws, HWS_REG_OUT_RES(ch), want_out_res);
hws_write_if_diff(pdx, HWS_REG_OUT_RES(ch), (h << 16) | w);