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Diffstat (limited to 'include/linux/cpufreq.h')
-rw-r--r--include/linux/cpufreq.h19
1 files changed, 16 insertions, 3 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 3ec6e7ff5fbd..963051a967d6 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)
@@ -260,17 +268,22 @@ struct freq_attr {
260int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu); 268int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
261int cpufreq_update_policy(unsigned int cpu); 269int cpufreq_update_policy(unsigned int cpu);
262 270
263/* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */
264unsigned int cpufreq_get(unsigned int cpu);
265 271
266/* 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 */
267#ifdef CONFIG_CPU_FREQ 275#ifdef CONFIG_CPU_FREQ
268unsigned int cpufreq_quick_get(unsigned int cpu); 276unsigned int cpufreq_quick_get(unsigned int cpu);
277unsigned int cpufreq_get(unsigned int cpu);
269#else 278#else
270static inline unsigned int cpufreq_quick_get(unsigned int cpu) 279static inline unsigned int cpufreq_quick_get(unsigned int cpu)
271{ 280{
272 return 0; 281 return 0;
273} 282}
283static inline unsigned int cpufreq_get(unsigned int cpu)
284{
285 return 0;
286}
274#endif 287#endif
275 288
276 289