static void pmic_arb_chained_irq()

in spmi-pmic-arb.c [627:655]

• 26 lines of code
• 4 McCabe index (conditional complexity)

static void pmic_arb_chained_irq(struct irq_desc *desc)
{
	struct spmi_pmic_arb *pmic_arb = irq_desc_get_handler_data(desc);
	const struct pmic_arb_ver_ops *ver_ops = pmic_arb->ver_ops;
	struct irq_chip *chip = irq_desc_get_chip(desc);
	int first = pmic_arb->min_apid >> 5;
	int last = pmic_arb->max_apid >> 5;
	u8 ee = pmic_arb->ee;
	u32 status, enable;
	int i, id, apid;

	chained_irq_enter(chip, desc);

	for (i = first; i <= last; ++i) {
		status = readl_relaxed(
				ver_ops->owner_acc_status(pmic_arb, ee, i));
		while (status) {
			id = ffs(status) - 1;
			status &= ~BIT(id);
			apid = id + i * 32;
			enable = readl_relaxed(
					ver_ops->acc_enable(pmic_arb, apid));
			if (enable & SPMI_PIC_ACC_ENABLE_BIT)
				periph_interrupt(pmic_arb, apid);
		}
	}

	chained_irq_exit(chip, desc);
}