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/*
* arch/arm/mach-tegra/cpuidle.h
*
* Declarations for power state transition code
*
* Copyright (c) 2011, NVIDIA Corporation.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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 __MACH_TEGRA_CPUIDLE_H
#define __MACH_TEGRA_CPUIDLE_H
#include <linux/cpuidle.h>
#ifdef CONFIG_PM_SLEEP
extern int tegra_lp2_exit_latency;
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
void tegra2_idle_lp2(struct cpuidle_device *dev, struct cpuidle_state *state);
void tegra2_cpu_idle_stats_lp2_ready(unsigned int cpu);
void tegra2_cpu_idle_stats_lp2_time(unsigned int cpu, s64 us);
bool tegra2_lp2_is_allowed(struct cpuidle_device *dev,
struct cpuidle_state *state);
#ifdef CONFIG_DEBUG_FS
int tegra2_lp2_debug_show(struct seq_file *s, void *data);
#endif
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
void tegra3_idle_lp2(struct cpuidle_device *dev, struct cpuidle_state *state);
void tegra3_cpu_idle_stats_lp2_ready(unsigned int cpu);
void tegra3_cpu_idle_stats_lp2_time(unsigned int cpu, s64 us);
bool tegra3_lp2_is_allowed(struct cpuidle_device *dev,
struct cpuidle_state *state);
#ifdef CONFIG_DEBUG_FS
int tegra3_lp2_debug_show(struct seq_file *s, void *data);
#endif
#endif
static inline void tegra_cpu_idle_stats_lp2_ready(unsigned int cpu)
{
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
tegra2_cpu_idle_stats_lp2_ready(cpu);
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
tegra3_cpu_idle_stats_lp2_ready(cpu);
#endif
}
static inline void tegra_cpu_idle_stats_lp2_time(unsigned int cpu, s64 us)
{
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
tegra2_cpu_idle_stats_lp2_time(cpu, us);
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
tegra3_cpu_idle_stats_lp2_time(cpu, us);
#endif
}
static inline void tegra_idle_lp2(struct cpuidle_device *dev,
struct cpuidle_state *state)
{
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
tegra2_idle_lp2(dev, state);
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
tegra3_idle_lp2(dev, state);
#endif
}
static inline bool tegra_lp2_is_allowed(struct cpuidle_device *dev,
struct cpuidle_state *state)
{
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
return tegra2_lp2_is_allowed(dev, state);
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
return tegra3_lp2_is_allowed(dev, state);
#endif
}
#ifdef CONFIG_DEBUG_FS
static inline int tegra_lp2_debug_show(struct seq_file *s, void *data)
{
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
return tegra2_lp2_debug_show(s, data);
#endif
#ifdef CONFIG_ARCH_TEGRA_3x_SOC
return tegra3_lp2_debug_show(s, data);
#endif
}
#endif
#endif /* CONFIG_PM_SLEEP */
#if defined(CONFIG_CPU_IDLE) && defined(CONFIG_PM_SLEEP)
void tegra_lp2_in_idle(bool enable);
#else
static inline void tegra_lp2_in_idle(bool enable) {}
#endif
#endif
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