| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _LINUX_IRQNR_H |
| #define _LINUX_IRQNR_H |
| |
| #include <uapi/linux/irqnr.h> |
| |
| |
| extern int nr_irqs; |
| extern struct irq_desc *irq_to_desc(unsigned int irq); |
| unsigned int irq_get_next_irq(unsigned int offset); |
| |
| # define for_each_irq_desc(irq, desc) \ |
| for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; \ |
| irq++, desc = irq_to_desc(irq)) \ |
| if (!desc) \ |
| ; \ |
| else |
| |
| |
| # define for_each_irq_desc_reverse(irq, desc) \ |
| for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; \ |
| irq--, desc = irq_to_desc(irq)) \ |
| if (!desc) \ |
| ; \ |
| else |
| |
| # define for_each_active_irq(irq) \ |
| for (irq = irq_get_next_irq(0); irq < nr_irqs; \ |
| irq = irq_get_next_irq(irq + 1)) |
| |
| #define for_each_irq_nr(irq) \ |
| for (irq = 0; irq < nr_irqs; irq++) |
| |
| #endif |