emdtv_read_multi_1
emdtv_read_multi_1(sc, req, index, &val, 1);
emdtv_read_multi_1(sc, EM28XX_UR_I2C, addr, datap, len);
emdtv_read_multi_1(sc, UR_GET_STATUS, EM28XX_REG_IR, evt, sizeof(evt));
void emdtv_read_multi_1(struct emdtv_softc *, uint8_t, uint16_t,