VITS_TYPER_IDBITS
if (valid && num_eventid_bits > VITS_TYPER_IDBITS)
#define VITS_MAX_EVENTID (BIT(VITS_TYPER_IDBITS) - 1)
reg |= GIC_ENCODE_SZ(VITS_TYPER_IDBITS, 5) << GITS_TYPER_IDBITS_SHIFT;
return (((unsigned long)devid) << VITS_TYPER_IDBITS) | eventid;