arch/arm/mach-pxa/pm.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (c) 2005 Richard Purdie
   4  */
   5
   6 #include <linux/suspend.h>
   7
   8 struct pxa_cpu_pm_fns {
   9         int     save_count;
  10         void    (*save)(unsigned long *);
  11         void    (*restore)(unsigned long *);
  12         int     (*valid)(suspend_state_t state);
  13         void    (*enter)(suspend_state_t state);
  14         int     (*prepare)(void);
  15         void    (*finish)(void);
  16 };
  17
  18 extern struct pxa_cpu_pm_fns *pxa_cpu_pm_fns;
  19
  20 /* sleep.S */
  21 extern int pxa25x_finish_suspend(unsigned long);
  22 extern int pxa27x_finish_suspend(unsigned long);
  23
  24 extern int pxa_pm_enter(suspend_state_t state);
  25 extern int pxa_pm_prepare(void);
  26 extern void pxa_pm_finish(void);
  27
  28 extern const char pm_enter_standby_start[], pm_enter_standby_end[];
  29 extern int pxa3xx_finish_suspend(unsigned long);
  30
  31 /* NOTE: this is for PM debugging on Lubbock,  it's really a big
  32  * ugly, but let's keep the crap minimum here, instead of direct
  33  * accessing the LUBBOCK CPLD registers in arch/arm/mach-pxa/pm.c
  34  */
  35 #ifdef CONFIG_ARCH_LUBBOCK
  36 extern void lubbock_set_hexled(uint32_t value);
  37 #else
  38 #define lubbock_set_hexled(x)
  39 #endif