/* 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