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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-06-03 23:11:42 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-06-03 23:11:42 +0200
commita392f7d4afb850934851fde5a8e298912650a6b8 (patch)
treeed9901ba019615f6911c0f9f1a3af180b243bc8f /include
parentf58c41cc0427115e3d750ec090020892acf0fb9c (diff)
parent4cf563c5d97c83d4b2fb3a778dd7d5e362cc3e34 (diff)
Merge branch 'acpi-pm'
* acpi-pm: ACPI / PM: Export rest of the subsys PM callbacks ACPI / PM: Avoid resuming devices in ACPI PM domain during system suspend ACPI / PM: Hold ACPI scan lock over the "freeze" sleep state ACPI / PM: Export acpi_target_system_state() to modules
Diffstat (limited to 'include')
-rw-r--r--include/acpi/acpi_bus.h3
-rw-r--r--include/linux/acpi.h6
-rw-r--r--include/linux/suspend.h7
3 files changed, 15 insertions, 1 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index d2006ca31dba..fb6e00dcce74 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -261,7 +261,8 @@ struct acpi_device_power_flags {
u32 inrush_current:1; /* Serialize Dx->D0 */
u32 power_removed:1; /* Optimize Dx->D0 */
u32 ignore_parent:1; /* Power is independent of parent power state */
- u32 reserved:27;
+ u32 dsw_present:1; /* _DSW present? */
+ u32 reserved:26;
};
struct acpi_device_power_state {
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 0e2569031a6f..2ecdfcf98c0f 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -555,14 +555,20 @@ static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
int acpi_dev_suspend_late(struct device *dev);
int acpi_dev_resume_early(struct device *dev);
int acpi_subsys_prepare(struct device *dev);
+void acpi_subsys_complete(struct device *dev);
int acpi_subsys_suspend_late(struct device *dev);
int acpi_subsys_resume_early(struct device *dev);
+int acpi_subsys_suspend(struct device *dev);
+int acpi_subsys_freeze(struct device *dev);
#else
static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
+static inline void acpi_subsys_complete(struct device *dev) {}
static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
+static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
+static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
#endif
#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index f73cabf59012..91d66fd8dce1 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -187,6 +187,11 @@ struct platform_suspend_ops {
void (*recover)(void);
};
+struct platform_freeze_ops {
+ int (*begin)(void);
+ void (*end)(void);
+};
+
#ifdef CONFIG_SUSPEND
/**
* suspend_set_ops - set platform dependent suspend operations
@@ -194,6 +199,7 @@ struct platform_suspend_ops {
*/
extern void suspend_set_ops(const struct platform_suspend_ops *ops);
extern int suspend_valid_only_mem(suspend_state_t state);
+extern void freeze_set_ops(const struct platform_freeze_ops *ops);
extern void freeze_wake(void);
/**
@@ -220,6 +226,7 @@ extern int pm_suspend(suspend_state_t state);
static inline void suspend_set_ops(const struct platform_suspend_ops *ops) {}
static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; }
+static inline void freeze_set_ops(const struct platform_freeze_ops *ops) {}
static inline void freeze_wake(void) {}
#endif /* !CONFIG_SUSPEND */