39 lines
1010 B
C
39 lines
1010 B
C
/* cpufreq interlayer head file.
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*
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* Copyright (C) 2021 Allwinnertech.
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*/
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#ifndef __CPU_FREQ__
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#define __CPU_FREQ__
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#include <sunxi_hal_common.h>
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/* struct platform_cpufreq_ops - platform cpufreq function
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* @set_freq: set cpu freq
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* @get_freq: get cpu current freq
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* @get_freq_table_size: get the size of frequency table
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* @get_freq_table_freq: get the freq in frequency table
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*/
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struct platform_cpufreq_ops {
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int (*set_freq)(u32 clk_rate);
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int (*get_freq)(void);
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int (*get_freq_table_size)(void);
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int (*get_freq_table_freq)(int index);
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};
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/* struct cpufreq_data - cpufreq instance
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* @ops: platform cpufreq function
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*/
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struct cpufreq_data {
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struct platform_cpufreq_ops *ops;
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};
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int hal_cpufreq_data_register(struct cpufreq_data *data);
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int hal_cpufreq_data_unregister(struct cpufreq_data *data);
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int hal_cpufreq_set_freq(u32 clk_rate);
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int hal_cpufreq_get_freq(void);
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int hal_cpufreq_get_freq_table_size(void);
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int hal_cpufreq_get_freq_table_freq(int index);
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#endif /* __CPU_FREQ__ */
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