/* Returns : OK if uninstall ISR succeeded, others if failed.  */
s32 uninstall_isr(u32 intno, __pISR_hdle_t pisr)
/* Returns : OK if uninstall ISR succeeded, others if failed.  */
s32 uninstall_isr(u32 intno, __pISR_hdle_t pisr)
{
    if (isr_table[intno].pisr == pisr) {
        isr_table[intno].pisr = isr_default;
        isr_table[intno].parg = NULL;
    } else {
        return -1;
    }
    return OK;
}