/* * ARM big.LITTLE platform's CPUFreq header file * * Copyright (C) 2013 ARM Ltd. * Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> * * Copyright (C) 2013 Linaro. * Viresh Kumar <viresh.kumar@linaro.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed "as is" WITHOUT ANY WARRANTY of any * kind, whether express or implied; without even the implied warranty * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #ifndef CPUFREQ_ARM_BIG_LITTLE_H #define CPUFREQ_ARM_BIG_LITTLE_H #include <linux/cpufreq.h> #include <linux/device.h> #include <linux/types.h> struct cpufreq_arm_bL_ops { char name[CPUFREQ_NAME_LEN]; /* * This must set opp table for cpu_dev in a similar way as done by * dev_pm_opp_of_add_table(). */ int (*init_opp_table)(const struct cpumask *cpumask); /* Optional */ int (*get_transition_latency)(struct device *cpu_dev); void (*free_opp_table)(const struct cpumask *cpumask); }; int bL_cpufreq_register(const struct cpufreq_arm_bL_ops *ops); void bL_cpufreq_unregister(const struct cpufreq_arm_bL_ops *ops); #endif /* CPUFREQ_ARM_BIG_LITTLE_H */