{
u64 interrupt_active = readq(pcard->sysinfo_regs_base + REG_INTERRUPT_ACTIVE);
u64 interrupt_mask_inv = ~readq(pcard->sysinfo_regs_base + REG_INTERRUPT_MASK);
- u64 irq_check_mask = (1 << irq_num);
+ u64 irq_check_mask = BIT_ULL(irq_num);
if (interrupt_active & irq_check_mask) { // if it's active (interrupt pending)
if (interrupt_mask_inv & irq_check_mask) { // and if it's not masked off
return IRQ_NONE;
if (kp2000_check_uio_irq(kudev->pcard, kudev->cte.irq_base_num)) {
- writeq((1 << kudev->cte.irq_base_num), kudev->pcard->sysinfo_regs_base + REG_INTERRUPT_ACTIVE); // Clear the active flag
+ /* Clear the active flag */
+ writeq(BIT_ULL(kudev->cte.irq_base_num),
+ kudev->pcard->sysinfo_regs_base + REG_INTERRUPT_ACTIVE);
return IRQ_HANDLED;
}
return IRQ_NONE;
mutex_lock(&pcard->sem);
mask = readq(pcard->sysinfo_regs_base + REG_INTERRUPT_MASK);
if (irq_on)
- mask &= ~(1 << (kudev->cte.irq_base_num));
+ mask &= ~(BIT_ULL(kudev->cte.irq_base_num));
else
- mask |= (1 << (kudev->cte.irq_base_num));
+ mask |= BIT_ULL(kudev->cte.irq_base_num);
writeq(mask, pcard->sysinfo_regs_base + REG_INTERRUPT_MASK);
mutex_unlock(&pcard->sem);