Merge back earlier 'pm-cpufreq' material.

2 files changed, 43 insertions, 20 deletions

diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 5ae5100c1f24..9d803b529ac2 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -110,6 +110,7 @@ struct cpufreq_policy {
         bool                    transition_ongoing; /* Tracks transition status */
         spinlock_t              transition_lock;
         wait_queue_head_t       transition_wait;
+        struct task_struct      *transition_task; /* Task which is doing the transition */
 };
 
 /* Only for ACPI */
@@ -468,6 +469,48 @@ struct cpufreq_frequency_table {
                                     * order */
 };
 
+#if defined(CONFIG_CPU_FREQ) && defined(CONFIG_PM_OPP)
+int dev_pm_opp_init_cpufreq_table(struct device *dev,
+                                  struct cpufreq_frequency_table **table);
+void dev_pm_opp_free_cpufreq_table(struct device *dev,
+                                   struct cpufreq_frequency_table **table);
+#else
+static inline int dev_pm_opp_init_cpufreq_table(struct device *dev,
+                                                struct cpufreq_frequency_table
+                                                **table)
+{
+        return -EINVAL;
+}
+
+static inline void dev_pm_opp_free_cpufreq_table(struct device *dev,
+                                                 struct cpufreq_frequency_table
+                                                 **table)
+{
+}
+#endif
+
+
+bool cpufreq_next_valid(struct cpufreq_frequency_table **pos);
+
+/*
+ * cpufreq_for_each_entry -     iterate over a cpufreq_frequency_table
+ * @pos:        the cpufreq_frequency_table * to use as a loop cursor.
+ * @table:      the cpufreq_frequency_table * to iterate over.
+ */
+
+#define cpufreq_for_each_entry(pos, table)      \
+        for (pos = table; pos->frequency != CPUFREQ_TABLE_END; pos++)
+
+/*
+ * cpufreq_for_each_valid_entry -     iterate over a cpufreq_frequency_table
+ *      excluding CPUFREQ_ENTRY_INVALID frequencies.
+ * @pos:        the cpufreq_frequency_table * to use as a loop cursor.
+ * @table:      the cpufreq_frequency_table * to iterate over.
+ */
+
+#define cpufreq_for_each_valid_entry(pos, table)        \
+        for (pos = table; cpufreq_next_valid(&pos); pos++)
+
 int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
                                     struct cpufreq_frequency_table *table);
 
diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h
index 5151b0059585..0330217abfad 100644
--- a/include/linux/pm_opp.h
+++ b/include/linux/pm_opp.h
@@ -15,7 +15,6 @@
 #define __LINUX_OPP_H__
 
 #include <linux/err.h>
-#include <linux/cpufreq.h>
 #include <linux/notifier.h>
 
 struct dev_pm_opp;
@@ -117,23 +116,4 @@ static inline int of_init_opp_table(struct device *dev)
 }
 #endif
 
-#if defined(CONFIG_CPU_FREQ) && defined(CONFIG_PM_OPP)
-int dev_pm_opp_init_cpufreq_table(struct device *dev,
-                            struct cpufreq_frequency_table **table);
-void dev_pm_opp_free_cpufreq_table(struct device *dev,
-                                struct cpufreq_frequency_table **table);
-#else
-static inline int dev_pm_opp_init_cpufreq_table(struct device *dev,
-                            struct cpufreq_frequency_table **table)
-{
-        return -EINVAL;
-}
-
-static inline
-void dev_pm_opp_free_cpufreq_table(struct device *dev,
-                                struct cpufreq_frequency_table **table)
-{
-}
-#endif          /* CONFIG_CPU_FREQ */
-
 #endif          /* __LINUX_OPP_H__ */