diff options
Diffstat (limited to 'include/linux/opp.h')
| -rw-r--r-- | include/linux/opp.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/include/linux/opp.h b/include/linux/opp.h deleted file mode 100644 index 3aca2b8def33..000000000000 --- a/include/linux/opp.h +++ /dev/null | |||
| @@ -1,134 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * Generic OPP Interface | ||
| 3 | * | ||
| 4 | * Copyright (C) 2009-2010 Texas Instruments Incorporated. | ||
| 5 | * Nishanth Menon | ||
| 6 | * Romit Dasgupta | ||
| 7 | * Kevin Hilman | ||
| 8 | * | ||
| 9 | * This program is free software; you can redistribute it and/or modify | ||
| 10 | * it under the terms of the GNU General Public License version 2 as | ||
| 11 | * published by the Free Software Foundation. | ||
| 12 | */ | ||
| 13 | |||
| 14 | #ifndef __LINUX_OPP_H__ | ||
| 15 | #define __LINUX_OPP_H__ | ||
| 16 | |||
| 17 | #include <linux/err.h> | ||
| 18 | #include <linux/cpufreq.h> | ||
| 19 | #include <linux/notifier.h> | ||
| 20 | |||
| 21 | struct opp; | ||
| 22 | struct device; | ||
| 23 | |||
| 24 | enum opp_event { | ||
| 25 | OPP_EVENT_ADD, OPP_EVENT_ENABLE, OPP_EVENT_DISABLE, | ||
| 26 | }; | ||
| 27 | |||
| 28 | #if defined(CONFIG_PM_OPP) | ||
| 29 | |||
| 30 | unsigned long opp_get_voltage(struct opp *opp); | ||
| 31 | |||
| 32 | unsigned long opp_get_freq(struct opp *opp); | ||
| 33 | |||
| 34 | int opp_get_opp_count(struct device *dev); | ||
| 35 | |||
| 36 | struct opp *opp_find_freq_exact(struct device *dev, unsigned long freq, | ||
| 37 | bool available); | ||
| 38 | |||
| 39 | struct opp *opp_find_freq_floor(struct device *dev, unsigned long *freq); | ||
| 40 | |||
| 41 | struct opp *opp_find_freq_ceil(struct device *dev, unsigned long *freq); | ||
| 42 | |||
| 43 | int opp_add(struct device *dev, unsigned long freq, unsigned long u_volt); | ||
| 44 | |||
| 45 | int opp_enable(struct device *dev, unsigned long freq); | ||
| 46 | |||
| 47 | int opp_disable(struct device *dev, unsigned long freq); | ||
| 48 | |||
| 49 | struct srcu_notifier_head *opp_get_notifier(struct device *dev); | ||
| 50 | #else | ||
| 51 | static inline unsigned long opp_get_voltage(struct opp *opp) | ||
| 52 | { | ||
| 53 | return 0; | ||
| 54 | } | ||
| 55 | |||
| 56 | static inline unsigned long opp_get_freq(struct opp *opp) | ||
| 57 | { | ||
| 58 | return 0; | ||
| 59 | } | ||
| 60 | |||
| 61 | static inline int opp_get_opp_count(struct device *dev) | ||
| 62 | { | ||
| 63 | return 0; | ||
| 64 | } | ||
| 65 | |||
| 66 | static inline struct opp *opp_find_freq_exact(struct device *dev, | ||
| 67 | unsigned long freq, bool available) | ||
| 68 | { | ||
| 69 | return ERR_PTR(-EINVAL); | ||
| 70 | } | ||
| 71 | |||
| 72 | static inline struct opp *opp_find_freq_floor(struct device *dev, | ||
| 73 | unsigned long *freq) | ||
| 74 | { | ||
| 75 | return ERR_PTR(-EINVAL); | ||
| 76 | } | ||
| 77 | |||
| 78 | static inline struct opp *opp_find_freq_ceil(struct device *dev, | ||
| 79 | unsigned long *freq) | ||
| 80 | { | ||
| 81 | return ERR_PTR(-EINVAL); | ||
| 82 | } | ||
| 83 | |||
| 84 | static inline int opp_add(struct device *dev, unsigned long freq, | ||
| 85 | unsigned long u_volt) | ||
| 86 | { | ||
| 87 | return -EINVAL; | ||
| 88 | } | ||
| 89 | |||
| 90 | static inline int opp_enable(struct device *dev, unsigned long freq) | ||
| 91 | { | ||
| 92 | return 0; | ||
| 93 | } | ||
| 94 | |||
| 95 | static inline int opp_disable(struct device *dev, unsigned long freq) | ||
| 96 | { | ||
| 97 | return 0; | ||
| 98 | } | ||
| 99 | |||
| 100 | static inline struct srcu_notifier_head *opp_get_notifier(struct device *dev) | ||
| 101 | { | ||
| 102 | return ERR_PTR(-EINVAL); | ||
| 103 | } | ||
| 104 | #endif /* CONFIG_PM_OPP */ | ||
| 105 | |||
| 106 | #if defined(CONFIG_PM_OPP) && defined(CONFIG_OF) | ||
| 107 | int of_init_opp_table(struct device *dev); | ||
| 108 | #else | ||
| 109 | static inline int of_init_opp_table(struct device *dev) | ||
| 110 | { | ||
| 111 | return -EINVAL; | ||
| 112 | } | ||
| 113 | #endif | ||
| 114 | |||
| 115 | #if defined(CONFIG_CPU_FREQ) && defined(CONFIG_PM_OPP) | ||
| 116 | int opp_init_cpufreq_table(struct device *dev, | ||
| 117 | struct cpufreq_frequency_table **table); | ||
| 118 | void opp_free_cpufreq_table(struct device *dev, | ||
| 119 | struct cpufreq_frequency_table **table); | ||
| 120 | #else | ||
| 121 | static inline int opp_init_cpufreq_table(struct device *dev, | ||
| 122 | struct cpufreq_frequency_table **table) | ||
| 123 | { | ||
| 124 | return -EINVAL; | ||
| 125 | } | ||
| 126 | |||
| 127 | static inline | ||
| 128 | void opp_free_cpufreq_table(struct device *dev, | ||
| 129 | struct cpufreq_frequency_table **table) | ||
| 130 | { | ||
| 131 | } | ||
| 132 | #endif /* CONFIG_CPU_FREQ */ | ||
| 133 | |||
| 134 | #endif /* __LINUX_OPP_H__ */ | ||
