xref: /OK3568_Linux_fs/kernel/drivers/cpufreq/ppc_cbe_cpufreq.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * ppc_cbe_cpufreq.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * This file contains the definitions used by the cbe_cpufreq driver.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * (C) Copyright IBM Deutschland Entwicklung GmbH 2005-2007
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * Author: Christian Krafft <krafft@de.ibm.com>
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  */
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <linux/cpufreq.h>
14*4882a593Smuzhiyun #include <linux/types.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun int cbe_cpufreq_set_pmode(int cpu, unsigned int pmode);
17*4882a593Smuzhiyun int cbe_cpufreq_get_pmode(int cpu);
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun int cbe_cpufreq_set_pmode_pmi(int cpu, unsigned int pmode);
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #if IS_ENABLED(CONFIG_CPU_FREQ_CBE_PMI)
22*4882a593Smuzhiyun extern bool cbe_cpufreq_has_pmi;
23*4882a593Smuzhiyun void cbe_cpufreq_pmi_policy_init(struct cpufreq_policy *policy);
24*4882a593Smuzhiyun void cbe_cpufreq_pmi_policy_exit(struct cpufreq_policy *policy);
25*4882a593Smuzhiyun void cbe_cpufreq_pmi_init(void);
26*4882a593Smuzhiyun void cbe_cpufreq_pmi_exit(void);
27*4882a593Smuzhiyun #else
28*4882a593Smuzhiyun #define cbe_cpufreq_has_pmi (0)
cbe_cpufreq_pmi_policy_init(struct cpufreq_policy * policy)29*4882a593Smuzhiyun static inline void cbe_cpufreq_pmi_policy_init(struct cpufreq_policy *policy) {}
cbe_cpufreq_pmi_policy_exit(struct cpufreq_policy * policy)30*4882a593Smuzhiyun static inline void cbe_cpufreq_pmi_policy_exit(struct cpufreq_policy *policy) {}
cbe_cpufreq_pmi_init(void)31*4882a593Smuzhiyun static inline void cbe_cpufreq_pmi_init(void) {}
cbe_cpufreq_pmi_exit(void)32*4882a593Smuzhiyun static inline void cbe_cpufreq_pmi_exit(void) {}
33*4882a593Smuzhiyun #endif
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