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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-06-03 17:13:20 -0400
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-06-03 17:13:20 -0400
commit057beb1de54d33ecfd3397ed219b1f4518e3b470 (patch)
tree7c67e9d8c88093a3d551111e56401826a964ffba /include/linux
parent42a09284fab8abc15c8554f2e2aa2368161c77c6 (diff)
parent5ece2399181a5abaf42a4cb607463770686778e6 (diff)
Merge branch 'pm-cpufreq'
* pm-cpufreq: (28 commits) cpufreq: handle calls to ->target_index() in separate routine cpufreq: s5pv210: drop check for CONFIG_PM_VERBOSE cpufreq: intel_pstate: Remove unused member name of cpudata cpufreq: Break out early when frequency equals target_freq cpufreq: Tegra: drop wrapper around tegra_update_cpu_speed() cpufreq: imx6q: Remove unused include cpufreq: imx6q: Drop devm_clk/regulator_get usage cpufreq: powernow-k8: Suppress checkpatch warnings cpufreq: powernv: make local function static cpufreq: Enable big.LITTLE cpufreq driver on arm64 cpufreq: nforce2: remove DEFINE_PCI_DEVICE_TABLE macro intel_pstate: Add CPU IDs for Broadwell processors cpufreq: Fix build error on some platforms that use cpufreq_for_each_* PM / OPP: Move cpufreq specific OPP functions out of generic OPP library PM / OPP: Remove cpufreq wrapper dependency on internal data organization cpufreq: Catch double invocations of cpufreq_freq_transition_begin/end intel_pstate: Remove sample parameter in intel_pstate_calc_busy cpufreq: Kconfig: Fix spelling errors cpufreq: Make linux-pm@vger.kernel.org official mailing list cpufreq: exynos: Use dev_err/info function instead of pr_err/info ...
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/cpufreq.h50
-rw-r--r--include/linux/pm_opp.h20
2 files changed, 50 insertions, 20 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 5ae5100c1f24..3f458896d45c 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -110,6 +110,7 @@ struct cpufreq_policy {
110 bool transition_ongoing; /* Tracks transition status */ 110 bool transition_ongoing; /* Tracks transition status */
111 spinlock_t transition_lock; 111 spinlock_t transition_lock;
112 wait_queue_head_t transition_wait; 112 wait_queue_head_t transition_wait;
113 struct task_struct *transition_task; /* Task which is doing the transition */
113}; 114};
114 115
115/* Only for ACPI */ 116/* Only for ACPI */
@@ -468,6 +469,55 @@ struct cpufreq_frequency_table {
468 * order */ 469 * order */
469}; 470};
470 471
472#if defined(CONFIG_CPU_FREQ) && defined(CONFIG_PM_OPP)
473int dev_pm_opp_init_cpufreq_table(struct device *dev,
474 struct cpufreq_frequency_table **table);
475void dev_pm_opp_free_cpufreq_table(struct device *dev,
476 struct cpufreq_frequency_table **table);
477#else
478static inline int dev_pm_opp_init_cpufreq_table(struct device *dev,
479 struct cpufreq_frequency_table
480 **table)
481{
482 return -EINVAL;
483}
484
485static inline void dev_pm_opp_free_cpufreq_table(struct device *dev,
486 struct cpufreq_frequency_table
487 **table)
488{
489}
490#endif
491
492static inline bool cpufreq_next_valid(struct cpufreq_frequency_table **pos)
493{
494 while ((*pos)->frequency != CPUFREQ_TABLE_END)
495 if ((*pos)->frequency != CPUFREQ_ENTRY_INVALID)
496 return true;
497 else
498 (*pos)++;
499 return false;
500}
501
502/*
503 * cpufreq_for_each_entry - iterate over a cpufreq_frequency_table
504 * @pos: the cpufreq_frequency_table * to use as a loop cursor.
505 * @table: the cpufreq_frequency_table * to iterate over.
506 */
507
508#define cpufreq_for_each_entry(pos, table) \
509 for (pos = table; pos->frequency != CPUFREQ_TABLE_END; pos++)
510
511/*
512 * cpufreq_for_each_valid_entry - iterate over a cpufreq_frequency_table
513 * excluding CPUFREQ_ENTRY_INVALID frequencies.
514 * @pos: the cpufreq_frequency_table * to use as a loop cursor.
515 * @table: the cpufreq_frequency_table * to iterate over.
516 */
517
518#define cpufreq_for_each_valid_entry(pos, table) \
519 for (pos = table; cpufreq_next_valid(&pos); pos++)
520
471int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy, 521int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
472 struct cpufreq_frequency_table *table); 522 struct cpufreq_frequency_table *table);
473 523
diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h
index 5151b0059585..0330217abfad 100644
--- a/include/linux/pm_opp.h
+++ b/include/linux/pm_opp.h
@@ -15,7 +15,6 @@
15#define __LINUX_OPP_H__ 15#define __LINUX_OPP_H__
16 16
17#include <linux/err.h> 17#include <linux/err.h>
18#include <linux/cpufreq.h>
19#include <linux/notifier.h> 18#include <linux/notifier.h>
20 19
21struct dev_pm_opp; 20struct dev_pm_opp;
@@ -117,23 +116,4 @@ static inline int of_init_opp_table(struct device *dev)
117} 116}
118#endif 117#endif
119 118
120#if defined(CONFIG_CPU_FREQ) && defined(CONFIG_PM_OPP)
121int dev_pm_opp_init_cpufreq_table(struct device *dev,
122 struct cpufreq_frequency_table **table);
123void dev_pm_opp_free_cpufreq_table(struct device *dev,
124 struct cpufreq_frequency_table **table);
125#else
126static inline int dev_pm_opp_init_cpufreq_table(struct device *dev,
127 struct cpufreq_frequency_table **table)
128{
129 return -EINVAL;
130}
131
132static inline
133void dev_pm_opp_free_cpufreq_table(struct device *dev,
134 struct cpufreq_frequency_table **table)
135{
136}
137#endif /* CONFIG_CPU_FREQ */
138
139#endif /* __LINUX_OPP_H__ */ 119#endif /* __LINUX_OPP_H__ */