FILTER_EN
if (sharp & FILTER_EN) {
return FILTER_EN |
writel(FILTER_EN(1) | FILTER_TYPE(filter_type), ts->base + TP_CTRL3);
stv0900_write_bits(intp, FILTER_EN, 0);
stv0900_write_bits(intp, FILTER_EN, 1);
SET_FIELD(FILTER_EN, 1);
SET_FIELD(FILTER_EN, 0);