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/*
* arch/arm/mach-tegra/tegra_core_sysfs_limits.h
*
* Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved.
*
* 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_CORE_SYSFS_LIMITS_H_
#define _MACH_TEGRA_CORE_SYSFS_LIMITS_H_
struct core_dvfs_cap_table {
const char *cap_name;
struct clk *cap_clk;
unsigned long freqs[MAX_DVFS_FREQS];
};
struct core_bus_limit_table {
const char *limit_clk_name;
struct clk *limit_clk;
struct kobj_attribute refcnt_attr;
struct kobj_attribute level_attr;
int refcnt;
unsigned long level;
struct notifier_block qos_nb;
int pm_qos_class;
bool applied;
int (*update)(struct core_bus_limit_table *bus_limit,
unsigned long qos_limit_level);
};
struct core_bus_rates_table {
const char *bus_clk_name;
struct clk *bus_clk;
struct kobj_attribute rate_attr;
struct kobj_attribute available_rates_attr;
unsigned long available_rates[MAX_DVFS_FREQS];
};
int tegra_init_core_cap(struct core_dvfs_cap_table *table, int table_size,
const int *millivolts, int millivolts_num, struct kobject *cap_kobj);
int tegra_init_shared_bus_cap(struct core_bus_limit_table *table,
int table_size, struct kobject *cap_kobj);
int tegra_init_shared_bus_floor(struct core_bus_limit_table *table,
int table_size, struct kobject *floor_kobj);
int tegra_init_sysfs_shared_bus_rate(struct core_bus_rates_table *table,
int table_size, struct kobject *floor_kobj);
#ifdef CONFIG_DEBUG_FS
int tegra_core_cap_debug_init(void);
#else
static inline int tegra_core_cap_debug_init(void)
{ return 0; }
#endif
#endif /* _MACH_TEGRA_CORE_SYSFS_LIMITS_H_ */
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