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Diffstat (limited to 'drivers/cpufreq/arm_big_little.h')
-rw-r--r-- | drivers/cpufreq/arm_big_little.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/cpufreq/arm_big_little.h b/drivers/cpufreq/arm_big_little.h new file mode 100644 index 00000000000..6712a501198 --- /dev/null +++ b/drivers/cpufreq/arm_big_little.h @@ -0,0 +1,38 @@ +/* + * ARM big.LITTLE platform's CPUFreq header file + * + * Copyright (C) 2012 ARM Ltd. + * Author: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> + * + * Copyright (C) 2012 ARM Ltd. + * 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/types.h> + +struct cpufreq_arm_bL_ops { + char name[CPUFREQ_NAME_LEN]; + struct cpufreq_frequency_table *(*get_freq_tbl)(u32 cluster, int *count); + void (*put_freq_tbl)(u32 cluster); +}; + +struct cpufreq_frequency_table * +arm_bL_copy_table_from_array(unsigned int *table, int count); +void arm_bL_free_freq_table(u32 cluster); + +int bL_cpufreq_register(struct cpufreq_arm_bL_ops *ops); +void bL_cpufreq_unregister(struct cpufreq_arm_bL_ops *ops); + +#endif /* CPUFREQ_ARM_BIG_LITTLE_H */ |