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yaml
---
r: 91400
b: refs/heads/master
c: d288e47
h: refs/heads/master
v: v3
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Alan Stern authored and Greg Kroah-Hartman committed Apr 20, 2008
1 parent b4ea087 commit 3d990de
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Showing 4 changed files with 24 additions and 18 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 74081f8667d73ad59961cf63be5f0e9d6a87c8a3
refs/heads/master: d288e47c471e1090e80c62ad95882fafbf3f499d
2 changes: 0 additions & 2 deletions trunk/drivers/base/power/main.c
Original file line number Diff line number Diff line change
Expand Up @@ -57,8 +57,6 @@ static DEFINE_MUTEX(dpm_list_mtx);
/* 'true' if all devices have been suspended, protected by dpm_list_mtx */
static bool all_sleeping;

int (*platform_enable_wakeup)(struct device *dev, int is_on);

/**
* device_pm_add - add a device to the list of active devices
* @dev: Device to be added to the list
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2 changes: 2 additions & 0 deletions trunk/drivers/base/power/sysfs.c
Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@
#include <linux/string.h>
#include "power.h"

int (*platform_enable_wakeup)(struct device *dev, int is_on);


/*
* wakeup - Report/change current wakeup option for device
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36 changes: 21 additions & 15 deletions trunk/include/linux/pm.h
Original file line number Diff line number Diff line change
Expand Up @@ -183,9 +183,9 @@ typedef struct pm_message {
struct dev_pm_info {
pm_message_t power_state;
unsigned can_wakeup:1;
unsigned should_wakeup:1;
bool sleeping:1; /* Owned by the PM core */
#ifdef CONFIG_PM_SLEEP
unsigned should_wakeup:1;
struct list_head entry;
#endif
};
Expand All @@ -198,18 +198,31 @@ extern void device_resume(void);
extern int device_suspend(pm_message_t state);
extern int device_prepare_suspend(pm_message_t state);

#define device_set_wakeup_enable(dev,val) \
((dev)->power.should_wakeup = !!(val))
#define device_may_wakeup(dev) \
(device_can_wakeup(dev) && (dev)->power.should_wakeup)

extern void __suspend_report_result(const char *function, void *fn, int ret);

#define suspend_report_result(fn, ret) \
do { \
__suspend_report_result(__FUNCTION__, fn, ret); \
} while (0)

#else /* !CONFIG_PM_SLEEP */

static inline int device_suspend(pm_message_t state)
{
return 0;
}

#define suspend_report_result(fn, ret) do { } while (0)

#endif /* !CONFIG_PM_SLEEP */

#ifdef CONFIG_PM

#define device_set_wakeup_enable(dev,val) \
((dev)->power.should_wakeup = !!(val))
#define device_may_wakeup(dev) \
(device_can_wakeup(dev) && (dev)->power.should_wakeup)

/*
* Platform hook to activate device wakeup capability, if that's not already
* handled by enable_irq_wake() etc.
Expand All @@ -224,24 +237,17 @@ static inline int call_platform_enable_wakeup(struct device *dev, int is_on)
return 0;
}

#else /* !CONFIG_PM_SLEEP */

static inline int device_suspend(pm_message_t state)
{
return 0;
}
#else /* !CONFIG_PM */

#define device_set_wakeup_enable(dev,val) do{}while(0)
#define device_may_wakeup(dev) (0)

#define suspend_report_result(fn, ret) do { } while (0)

static inline int call_platform_enable_wakeup(struct device *dev, int is_on)
{
return 0;
}

#endif /* !CONFIG_PM_SLEEP */
#endif /* !CONFIG_PM */

/* changes to device_may_wakeup take effect on the next pm state change.
* by default, devices should wakeup if they can.
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