elantech_write_reg
if (elantech_write_reg(psmouse, 0x07, etd->reg_07))
if (elantech_write_reg(psmouse, 0x10, etd->reg_10) ||
elantech_write_reg(psmouse, 0x11, etd->reg_11)) {
if (elantech_write_reg(psmouse, 0x10, etd->reg_10) ||
elantech_write_reg(psmouse, 0x11, etd->reg_11) ||
elantech_write_reg(psmouse, 0x21, etd->reg_21)) {
if (elantech_write_reg(psmouse, 0x10, etd->reg_10))
if (elantech_write_reg(psmouse, 0x07, etd->reg_07))
if (!attr->reg || elantech_write_reg(psmouse, attr->reg, value) == 0)