xref: /linux/drivers/cpufreq/ppc_cbe_cpufreq.h (revision 24168c5e6dfbdd5b414f048f47f75d64533296ca)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * ppc_cbe_cpufreq.h
4  *
5  * This file contains the definitions used by the cbe_cpufreq driver.
6  *
7  * (C) Copyright IBM Deutschland Entwicklung GmbH 2005-2007
8  *
9  * Author: Christian Krafft <krafft@de.ibm.com>
10  *
11  */
12 
13 #include <linux/cpufreq.h>
14 #include <linux/types.h>
15 
16 int cbe_cpufreq_set_pmode(int cpu, unsigned int pmode);
17 int cbe_cpufreq_get_pmode(int cpu);
18 
19 int cbe_cpufreq_set_pmode_pmi(int cpu, unsigned int pmode);
20 
21 #if IS_ENABLED(CONFIG_CPU_FREQ_CBE_PMI)
22 extern bool cbe_cpufreq_has_pmi;
23 void cbe_cpufreq_pmi_policy_init(struct cpufreq_policy *policy);
24 void cbe_cpufreq_pmi_policy_exit(struct cpufreq_policy *policy);
25 void cbe_cpufreq_pmi_init(void);
26 void cbe_cpufreq_pmi_exit(void);
27 #else
28 #define cbe_cpufreq_has_pmi (0)
29 static inline void cbe_cpufreq_pmi_policy_init(struct cpufreq_policy *policy) {}
30 static inline void cbe_cpufreq_pmi_policy_exit(struct cpufreq_policy *policy) {}
31 static inline void cbe_cpufreq_pmi_init(void) {}
32 static inline void cbe_cpufreq_pmi_exit(void) {}
33 #endif
34