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authorRafael J. Wysocki <rjw@sisk.pl>2011-05-17 23:23:46 +0200
committerRafael J. Wysocki <rjw@sisk.pl>2011-05-17 23:23:46 +0200
commit290c748725c170ed9a02522959ae67f528eefe98 (patch)
treea920190b75c7e054af24d850e79cc54f5cf53263 /include/linux/pm_runtime.h
parent2d2a9163bd4f3ba301f8138c32e4790edc30156c (diff)
parent72874daa5e9064c4e8d689e6a04b1e96f687f872 (diff)
Merge branch 'power-domains' into for-linus
* power-domains: PM: Fix build issue in clock_ops.c for CONFIG_PM_RUNTIME unset PM: Revert "driver core: platform_bus: allow runtime override of dev_pm_ops" OMAP1 / PM: Use generic clock manipulation routines for runtime PM PM / Runtime: Generic clock manipulation rountines for runtime PM (v6) PM / Runtime: Add subsystem data field to struct dev_pm_info OMAP2+ / PM: move runtime PM implementation to use device power domains PM / Platform: Use generic runtime PM callbacks directly shmobile: Use power domains for platform runtime PM PM: Export platform bus type's default PM callbacks PM: Make power domain callbacks take precedence over subsystem ones
Diffstat (limited to 'include/linux/pm_runtime.h')
-rw-r--r--include/linux/pm_runtime.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h
index 8de9aa6e7def..878cf84baeb1 100644
--- a/include/linux/pm_runtime.h
+++ b/include/linux/pm_runtime.h
@@ -245,4 +245,46 @@ static inline void pm_runtime_dont_use_autosuspend(struct device *dev)
__pm_runtime_use_autosuspend(dev, false);
}
+struct pm_clk_notifier_block {
+ struct notifier_block nb;
+ struct dev_power_domain *pwr_domain;
+ char *con_ids[];
+};
+
+#ifdef CONFIG_PM_RUNTIME_CLK
+extern int pm_runtime_clk_init(struct device *dev);
+extern void pm_runtime_clk_destroy(struct device *dev);
+extern int pm_runtime_clk_add(struct device *dev, const char *con_id);
+extern void pm_runtime_clk_remove(struct device *dev, const char *con_id);
+extern int pm_runtime_clk_suspend(struct device *dev);
+extern int pm_runtime_clk_resume(struct device *dev);
+#else
+static inline int pm_runtime_clk_init(struct device *dev)
+{
+ return -EINVAL;
+}
+static inline void pm_runtime_clk_destroy(struct device *dev)
+{
+}
+static inline int pm_runtime_clk_add(struct device *dev, const char *con_id)
+{
+ return -EINVAL;
+}
+static inline void pm_runtime_clk_remove(struct device *dev, const char *con_id)
+{
+}
+#define pm_runtime_clock_suspend NULL
+#define pm_runtime_clock_resume NULL
+#endif
+
+#ifdef CONFIG_HAVE_CLK
+extern void pm_runtime_clk_add_notifier(struct bus_type *bus,
+ struct pm_clk_notifier_block *clknb);
+#else
+static inline void pm_runtime_clk_add_notifier(struct bus_type *bus,
+ struct pm_clk_notifier_block *clknb)
+{
+}
+#endif
+
#endif