PM: Move clock-related definitions and headers to separate file

Since the PM clock management code in drivers/base/power/clock_ops.c
is used for both runtime PM and system suspend/hibernation, the
definitions of data structures and headers related to it should not
be located in include/linux/pm_rumtime.h.  Move them to a separate
header file.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

diff --git a/arch/arm/mach-omap1/pm_bus.c b/arch/arm/mach-omap1/pm_bus.c
index 943072d..7868e75 100644 (file)
--- a/arch/arm/mach-omap1/pm_bus.c
+++ b/arch/arm/mach-omap1/pm_bus.c
@@ -13,6 +13,7 @@
 #include <linux/kernel.h>
 #include <linux/io.h>
 #include <linux/pm_runtime.h>
+#include <linux/pm_clock.h>
 #include <linux/platform_device.h>
 #include <linux/mutex.h>
 #include <linux/clk.h>

diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index fadbe5b..074884c 100644 (file)
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -42,6 +42,7 @@
 #include <linux/leds.h>
 #include <linux/input/sh_keysc.h>
 #include <linux/usb/r8a66597.h>
+#include <linux/pm_clock.h>
 
 #include <media/sh_mobile_ceu.h>
 #include <media/sh_mobile_csi2.h>

diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 0ea71f8..4978e81 100644 (file)
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -39,7 +39,7 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
-#include <linux/pm_runtime.h>
+#include <linux/pm_clock.h>
 #include <linux/smsc911x.h>
 #include <linux/sh_intc.h>
 #include <linux/tca6416_keypad.h>

diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c
index 4aeca0a..5d35831 100644 (file)
--- a/arch/arm/mach-shmobile/pm-sh7372.c
+++ b/arch/arm/mach-shmobile/pm-sh7372.c
@@ -15,7 +15,7 @@
 #include <linux/list.h>
 #include <linux/err.h>
 #include <linux/slab.h>
-#include <linux/pm_runtime.h>
+#include <linux/pm_clock.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <asm/system.h>

diff --git a/arch/arm/mach-shmobile/pm_runtime.c b/arch/arm/mach-shmobile/pm_runtime.c
index 6ec454e..bd5c6a3 100644 (file)
--- a/arch/arm/mach-shmobile/pm_runtime.c
+++ b/arch/arm/mach-shmobile/pm_runtime.c
@@ -15,6 +15,7 @@
 #include <linux/io.h>
 #include <linux/pm_runtime.h>
 #include <linux/pm_domain.h>
+#include <linux/pm_clock.h>
 #include <linux/platform_device.h>
 #include <linux/clk.h>
 #include <linux/sh_clk.h>

diff --git a/drivers/base/power/clock_ops.c b/drivers/base/power/clock_ops.c
index 8383e24..cb44b58 100644 (file)
--- a/drivers/base/power/clock_ops.c
+++ b/drivers/base/power/clock_ops.c
@@ -10,7 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/io.h>
 #include <linux/pm.h>
-#include <linux/pm_runtime.h>
+#include <linux/pm_clock.h>
 #include <linux/clk.h>
 #include <linux/slab.h>
 #include <linux/err.h>

diff --git a/drivers/base/power/common.c b/drivers/base/power/common.c
index d398cf0..29820c3 100644 (file)
--- a/drivers/base/power/common.c
+++ b/drivers/base/power/common.c
@@ -10,8 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/slab.h>
-#include <linux/device.h>
-#include <linux/pm_runtime.h>
+#include <linux/pm_clock.h>
 
 /**
  * dev_pm_get_subsys_data - Create or refcount power.subsys_data for device.

diff --git a/include/linux/pm_clock.h b/include/linux/pm_clock.h
new file mode 100644 (file)
index 0000000..8348866
--- /dev/null
+++ b/include/linux/pm_clock.h
@@ -0,0 +1,71 @@
+/*
+ * pm_clock.h - Definitions and headers related to device clocks.
+ *
+ * Copyright (C) 2011 Rafael J. Wysocki <rjw@sisk.pl>, Renesas Electronics Corp.
+ *
+ * This file is released under the GPLv2.
+ */
+
+#ifndef _LINUX_PM_CLOCK_H
+#define _LINUX_PM_CLOCK_H
+
+#include <linux/device.h>
+#include <linux/notifier.h>
+
+struct pm_clk_notifier_block {
+       struct notifier_block nb;
+       struct dev_pm_domain *pm_domain;
+       char *con_ids[];
+};
+
+#ifdef CONFIG_PM_CLK
+static inline bool pm_clk_no_clocks(struct device *dev)
+{
+       return dev && dev->power.subsys_data
+               && list_empty(&dev->power.subsys_data->clock_list);
+}
+
+extern void pm_clk_init(struct device *dev);
+extern int pm_clk_create(struct device *dev);
+extern void pm_clk_destroy(struct device *dev);
+extern int pm_clk_add(struct device *dev, const char *con_id);
+extern void pm_clk_remove(struct device *dev, const char *con_id);
+extern int pm_clk_suspend(struct device *dev);
+extern int pm_clk_resume(struct device *dev);
+#else
+static inline bool pm_clk_no_clocks(struct device *dev)
+{
+       return true;
+}
+static inline void pm_clk_init(struct device *dev)
+{
+}
+static inline int pm_clk_create(struct device *dev)
+{
+       return -EINVAL;
+}
+static inline void pm_clk_destroy(struct device *dev)
+{
+}
+static inline int pm_clk_add(struct device *dev, const char *con_id)
+{
+       return -EINVAL;
+}
+static inline void pm_clk_remove(struct device *dev, const char *con_id)
+{
+}
+#define pm_clk_suspend NULL
+#define pm_clk_resume  NULL
+#endif
+
+#ifdef CONFIG_HAVE_CLK
+extern void pm_clk_add_notifier(struct bus_type *bus,
+                                       struct pm_clk_notifier_block *clknb);
+#else
+static inline void pm_clk_add_notifier(struct bus_type *bus,
+                                       struct pm_clk_notifier_block *clknb)
+{
+}
+#endif
+
+#endif

diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h
index a5a41a8..70b2840 100644 (file)
--- a/include/linux/pm_runtime.h
+++ b/include/linux/pm_runtime.h
@@ -251,60 +251,4 @@ 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_pm_domain *pm_domain;
-       char *con_ids[];
-};
-
-#ifdef CONFIG_PM_CLK
-static inline bool pm_clk_no_clocks(struct device *dev)
-{
-       return dev && dev->power.subsys_data
-               && list_empty(&dev->power.subsys_data->clock_list);
-}
-
-extern void pm_clk_init(struct device *dev);
-extern int pm_clk_create(struct device *dev);
-extern void pm_clk_destroy(struct device *dev);
-extern int pm_clk_add(struct device *dev, const char *con_id);
-extern void pm_clk_remove(struct device *dev, const char *con_id);
-extern int pm_clk_suspend(struct device *dev);
-extern int pm_clk_resume(struct device *dev);
-#else
-static inline bool pm_clk_no_clocks(struct device *dev)
-{
-       return true;
-}
-static inline void pm_clk_init(struct device *dev)
-{
-}
-static inline int pm_clk_create(struct device *dev)
-{
-       return -EINVAL;
-}
-static inline void pm_clk_destroy(struct device *dev)
-{
-}
-static inline int pm_clk_add(struct device *dev, const char *con_id)
-{
-       return -EINVAL;
-}
-static inline void pm_clk_remove(struct device *dev, const char *con_id)
-{
-}
-#define pm_clk_suspend NULL
-#define pm_clk_resume  NULL
-#endif
-
-#ifdef CONFIG_HAVE_CLK
-extern void pm_clk_add_notifier(struct bus_type *bus,
-                                       struct pm_clk_notifier_block *clknb);
-#else
-static inline void pm_clk_add_notifier(struct bus_type *bus,
-                                       struct pm_clk_notifier_block *clknb)
-{
-}
-#endif
-
 #endif