drivers/cpufreq/ppc_cbe_cpufreq.h

   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