tegrakernel/kernel/kernel-4.9/include/soc/tegra/tegra-powergate-driver.h

79 lines
2.1 KiB
C

/*
* Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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 _SOC_TEGRA_POWERGATE_DRIVER_H_
#define _SOC_TEGRA_POWERGATE_DRIVER_H_
struct tegra_powergate_driver_ops {
const char *soc_name;
int num_powerdomains;
int num_cpu_domains;
u8 *cpu_domains;
spinlock_t *(*get_powergate_lock)(void);
const char *(*get_powergate_domain_name)(int id);
bool (*powergate_id_is_soc_valid)(int id);
int (*powergate_cpuid_to_powergate_id)(int cpu);
int (*powergate_partition)(int);
int (*unpowergate_partition)(int id);
int (*powergate_mc_enable)(int id);
int (*powergate_mc_disable)(int id);
int (*powergate_mc_flush)(int id);
int (*powergate_mc_flush_done)(int id);
int (*powergate_init_refcount)(void);
bool (*powergate_check_clamping)(int id);
bool (*powergate_skip)(int id);
bool (*powergate_is_powered)(int id);
int (*powergate_remove_clamping)(int id);
int (*slcg_register_notifier)(int id, struct notifier_block *nb);
int (*slcg_unregister_notifier)(int id, struct notifier_block *nb);
};
/* INIT APIs: New SoC needs to add its support here */
#if defined(CONFIG_ARCH_TEGRA_210_SOC)
struct tegra_powergate_driver_ops *tegra210_powergate_init_chip_support(void);
#else
static inline
struct tegra_powergate_driver_ops *tegra210_powergate_init_chip_support(void)
{
return NULL;
}
#endif
#if defined(CONFIG_ARCH_TEGRA_18x_SOC)
struct tegra_powergate_driver_ops *tegra186_powergate_init_chip_support(void);
#else
static inline
struct tegra_powergate_driver_ops *tegra186_powergate_init_chip_support(void)
{
return NULL;
}
#endif
struct tegra_powergate_driver_ops *tegra194_powergate_init_chip_support(void);
#endif /* _SOC_TEGRA_POWERGATE_DRIVER_H_ */