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kernel/linux-rt-4.4.41/arch/arm/plat-samsung/include/plat/wakeup-mask.h 1.35 KB
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  /* arch/arm/plat-samsung/include/plat/wakeup-mask.h
   *
   * Copyright 2010 Ben Dooks <ben-linux@fluff.org>
   *
   * Support for wakeup mask interrupts on newer SoCs
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   *
  */
  
  #ifndef __PLAT_WAKEUP_MASK_H
  #define __PLAT_WAKEUP_MASK_H __file__
  
  /* if no irq yet defined, but still want to mask */
  #define NO_WAKEUP_IRQ (0x90000000)
  
  /**
   * struct samsung_wakeup_mask - wakeup mask information
   * @irq: The interrupt associated with this wakeup.
   * @bit: The bit, as a (1 << bitno) controlling this source.
   */ 
  struct samsung_wakeup_mask {
  	unsigned int	irq;
  	u32		bit;
  };
  
  /**
   * samsung_sync_wakemask - sync wakeup mask information for pm
   * @reg: The register that is used.
   * @masks: The list of masks to use.
   * @nr_masks: The number of entries pointed to buy @masks.
   *
   * Synchronise the wakeup mask information at suspend time from the list
   * of interrupts and control bits in @masks. We do this at suspend time
   * as overriding the relevant irq chips is harder and the register is only
   * required to be correct before we enter sleep.
   */
  extern void samsung_sync_wakemask(void __iomem *reg,
  				  struct samsung_wakeup_mask *masks,
  				  int nr_masks);
  
  #endif /* __PLAT_WAKEUP_MASK_H */