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Diffstat (limited to 'include/linux/cpufreq.h')
-rw-r--r--include/linux/cpufreq.h20
1 files changed, 16 insertions, 4 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 0899e2cdcdd..963051a967d 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -32,7 +32,15 @@
32 * CPUFREQ NOTIFIER INTERFACE * 32 * CPUFREQ NOTIFIER INTERFACE *
33 *********************************************************************/ 33 *********************************************************************/
34 34
35#ifdef CONFIG_CPU_FREQ
35int cpufreq_register_notifier(struct notifier_block *nb, unsigned int list); 36int cpufreq_register_notifier(struct notifier_block *nb, unsigned int list);
37#else
38static inline int cpufreq_register_notifier(struct notifier_block *nb,
39 unsigned int list)
40{
41 return 0;
42}
43#endif
36int cpufreq_unregister_notifier(struct notifier_block *nb, unsigned int list); 44int cpufreq_unregister_notifier(struct notifier_block *nb, unsigned int list);
37 45
38#define CPUFREQ_TRANSITION_NOTIFIER (0) 46#define CPUFREQ_TRANSITION_NOTIFIER (0)
@@ -257,21 +265,25 @@ struct freq_attr {
257/********************************************************************* 265/*********************************************************************
258 * CPUFREQ 2.6. INTERFACE * 266 * CPUFREQ 2.6. INTERFACE *
259 *********************************************************************/ 267 *********************************************************************/
260int cpufreq_set_policy(struct cpufreq_policy *policy);
261int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu); 268int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
262int cpufreq_update_policy(unsigned int cpu); 269int cpufreq_update_policy(unsigned int cpu);
263 270
264/* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */
265unsigned int cpufreq_get(unsigned int cpu);
266 271
267/* query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it */ 272/*
273 * query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it
274 */
268#ifdef CONFIG_CPU_FREQ 275#ifdef CONFIG_CPU_FREQ
269unsigned int cpufreq_quick_get(unsigned int cpu); 276unsigned int cpufreq_quick_get(unsigned int cpu);
277unsigned int cpufreq_get(unsigned int cpu);
270#else 278#else
271static inline unsigned int cpufreq_quick_get(unsigned int cpu) 279static inline unsigned int cpufreq_quick_get(unsigned int cpu)
272{ 280{
273 return 0; 281 return 0;
274} 282}
283static inline unsigned int cpufreq_get(unsigned int cpu)
284{
285 return 0;
286}
275#endif 287#endif
276 288
277 289