Initial Contribution

msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142

Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/arch/arm/mach-msm/cpuidle.h b/arch/arm/mach-msm/cpuidle.h
new file mode 100644
index 0000000..37b8d00
--- /dev/null
+++ b/arch/arm/mach-msm/cpuidle.h
@@ -0,0 +1,60 @@
+/* Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __ARCH_ARM_MACH_MSM_CPUIDLE_H
+#define __ARCH_ARM_MACH_MSM_CPUIDLE_H
+
+#include <linux/notifier.h>
+#include "pm.h"
+
+struct msm_cpuidle_state {
+	unsigned int cpu;
+	int state_nr;
+	char *name;
+	char *desc;
+	enum msm_pm_sleep_mode mode_nr;
+};
+
+#ifdef CONFIG_CPU_IDLE
+void msm_cpuidle_set_states(struct msm_cpuidle_state *states,
+	int nr_states, struct msm_pm_platform_data *pm_data);
+
+int msm_cpuidle_init(void);
+#else
+static inline void msm_cpuidle_set_states(struct msm_cpuidle_state *states,
+	int nr_states, struct msm_pm_platform_data *pm_data) {}
+
+static inline int msm_cpuidle_init(void)
+{ return -ENOSYS; }
+#endif
+
+#ifdef CONFIG_MSM_SLEEP_STATS
+enum {
+	MSM_CPUIDLE_STATE_ENTER,
+	MSM_CPUIDLE_STATE_EXIT
+};
+
+int msm_cpuidle_register_notifier(unsigned int cpu,
+		struct notifier_block *nb);
+int msm_cpuidle_unregister_notifier(unsigned int cpu,
+		struct notifier_block *nb);
+#else
+static inline int msm_cpuidle_register_notifier(unsigned int cpu,
+		struct notifier_block *nb)
+{ return -ENODEV; }
+static inline int msm_cpuidle_unregister_notifier(unsigned int cpu,
+		struct notifier_block *nb)
+{ return -ENODEV; }
+#endif
+
+#endif /* __ARCH_ARM_MACH_MSM_CPUIDLE_H */