Merge remote-tracking branch 'linaro-tracking/tracking-linaro_cpuidle' into integration-linux-ux500-3.3

Conflicts:
	arch/arm/mach-ux500/Makefile
	drivers/mfd/db8500-prcmu.c
	include/linux/mfd/db8500-prcmu.h
	include/linux/mfd/dbx500-prcmu.h

3 files changed, 69 insertions, 5 deletions

diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index 712abcc205a..927db28a2a4 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -15,6 +15,7 @@
 #include <linux/list.h>
 #include <linux/kobject.h>
 #include <linux/completion.h>
+#include <linux/hrtimer.h>
 
 #define CPUIDLE_STATE_MAX	8
 #define CPUIDLE_NAME_LEN	16
@@ -122,6 +123,8 @@ struct cpuidle_driver {
 	struct module 		*owner;
 
 	unsigned int		power_specified:1;
+	/* set to 1 to use the core cpuidle time keeping (for all states). */
+	unsigned int		en_core_tk_irqen:1;
 	struct cpuidle_state	states[CPUIDLE_STATE_MAX];
 	int			state_count;
 	int			safe_state_index;
@@ -140,7 +143,10 @@ extern void cpuidle_pause_and_lock(void);
 extern void cpuidle_resume_and_unlock(void);
 extern int cpuidle_enable_device(struct cpuidle_device *dev);
 extern void cpuidle_disable_device(struct cpuidle_device *dev);
-
+extern int cpuidle_wrap_enter(struct cpuidle_device *dev,
+				struct cpuidle_driver *drv, int index,
+				int (*enter)(struct cpuidle_device *dev,
+					struct cpuidle_driver *drv, int index));
 #else
 static inline void disable_cpuidle(void) { }
 static inline int cpuidle_idle_call(void) { return -ENODEV; }
@@ -157,6 +163,11 @@ static inline void cpuidle_resume_and_unlock(void) { }
 static inline int cpuidle_enable_device(struct cpuidle_device *dev)
 {return -ENODEV; }
 static inline void cpuidle_disable_device(struct cpuidle_device *dev) { }
+static inline int cpuidle_wrap_enter(struct cpuidle_device *dev,
+				struct cpuidle_driver *drv, int index,
+				int (*enter)(struct cpuidle_device *dev,
+					struct cpuidle_driver *drv, int index))
+{ return -ENODEV; }
 
 #endif
 
diff --git a/include/linux/mfd/db8500-prcmu.h b/include/linux/mfd/db8500-prcmu.h
index 09171737dc1..a7b5aff2747 100644
--- a/include/linux/mfd/db8500-prcmu.h
+++ b/include/linux/mfd/db8500-prcmu.h
@@ -469,6 +469,12 @@ int db8500_prcmu_load_a9wdog(u8 id, u32 val);
 void db8500_prcmu_system_reset(u16 reset_code);
 int db8500_prcmu_set_power_state(u8 state, bool keep_ulp_clk, bool keep_ap_pll);
 u8 db8500_prcmu_get_power_state_result(void);
+int db8500_prcmu_gic_decouple(void);
+int db8500_prcmu_gic_recouple(void);
+int db8500_prcmu_copy_gic_settings(void);
+bool db8500_prcmu_gic_pending_irq(void);
+bool db8500_prcmu_pending_irq(void);
+bool db8500_prcmu_is_cpu_in_wfi(int cpu);
 void db8500_prcmu_enable_wakeups(u32 wakeups);
 int db8500_prcmu_set_epod(u16 epod_id, u8 epod_state);
 int db8500_prcmu_request_clock(u8 clock, bool enable);
diff --git a/include/linux/mfd/dbx500-prcmu.h b/include/linux/mfd/dbx500-prcmu.h
index 5c29784ad1d..eadeb49fc24 100644
--- a/include/linux/mfd/dbx500-prcmu.h
+++ b/include/linux/mfd/dbx500-prcmu.h
@@ -266,8 +266,7 @@ static inline int prcmu_set_power_state(u8 state, bool keep_ulp_clk,
 		bool keep_ap_pll)
 {
 	if (cpu_is_u5500())
-		return db5500_prcmu_set_power_state(state, keep_ulp_clk,
-			keep_ap_pll);
+		return -EINVAL;
 	else
 		return db8500_prcmu_set_power_state(state, keep_ulp_clk,
 			keep_ap_pll);
@@ -281,10 +280,58 @@ static inline u8 prcmu_get_power_state_result(void)
 		return db8500_prcmu_get_power_state_result();
 }
 
+static inline int prcmu_gic_decouple(void)
+{
+	if (cpu_is_u5500())
+		return -EINVAL;
+	else
+		return db8500_prcmu_gic_decouple();
+}
+
+static inline int prcmu_gic_recouple(void)
+{
+	if (cpu_is_u5500())
+		return -EINVAL;
+	else
+		return db8500_prcmu_gic_recouple();
+}
+
+static inline bool prcmu_gic_pending_irq(void)
+{
+	if (cpu_is_u5500())
+		return -EINVAL;
+	else
+		return db8500_prcmu_gic_pending_irq();
+}
+
+static inline bool prcmu_pending_irq(void)
+{
+	if (cpu_is_u5500())
+		return -EINVAL;
+	else
+		return db8500_prcmu_pending_irq();
+}
+
+static inline bool prcmu_is_cpu_in_wfi(int cpu)
+{
+	if (cpu_is_u5500())
+		return -EINVAL;
+	else
+		return db8500_prcmu_is_cpu_in_wfi(cpu);
+}
+
+static inline int prcmu_copy_gic_settings(void)
+{
+	if (cpu_is_u5500())
+		return -EINVAL;
+	else
+		return db8500_prcmu_copy_gic_settings();
+}
+
 static inline int prcmu_set_epod(u16 epod_id, u8 epod_state)
 {
 	if (cpu_is_u5500())
-		return db5500_prcmu_set_epod(epod_id, epod_state);
+		return -EINVAL;
 	else
 		return db8500_prcmu_set_epod(epod_id, epod_state);
 }
@@ -292,7 +339,7 @@ static inline int prcmu_set_epod(u16 epod_id, u8 epod_state)
 static inline void prcmu_enable_wakeups(u32 wakeups)
 {
 	if (cpu_is_u5500())
-		db5500_prcmu_enable_wakeups(wakeups);
+		return;
 	else
 		db8500_prcmu_enable_wakeups(wakeups);
 }