| 1 | #ifndef _LINUX_RESET_H_
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| 2 | #define _LINUX_RESET_H_
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| 3 |
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| 4 | struct device;
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| 5 | struct device_node;
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| 6 | struct reset_control;
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| 7 |
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| 8 | #ifdef CONFIG_RESET_CONTROLLER
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| 9 |
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| 10 | int reset_control_reset(struct reset_control *rstc);
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| 11 | int reset_control_assert(struct reset_control *rstc);
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| 12 | int reset_control_deassert(struct reset_control *rstc);
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| 13 |
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| 14 | struct reset_control *reset_control_get(struct device *dev, const char *id);
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| 15 | void reset_control_put(struct reset_control *rstc);
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| 16 | struct reset_control *devm_reset_control_get(struct device *dev, const char *id);
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| 17 |
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| 18 | int __must_check device_reset(struct device *dev);
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| 19 |
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| 20 | static inline int device_reset_optional(struct device *dev)
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| 21 | {
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| 22 | return device_reset(dev);
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| 23 | }
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| 24 |
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| 25 | static inline struct reset_control *reset_control_get_optional(
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| 26 | struct device *dev, const char *id)
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| 27 | {
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| 28 | return reset_control_get(dev, id);
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| 29 | }
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| 30 |
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| 31 | static inline struct reset_control *devm_reset_control_get_optional(
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| 32 | struct device *dev, const char *id)
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| 33 | {
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| 34 | return devm_reset_control_get(dev, id);
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| 35 | }
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| 36 |
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| 37 | struct reset_control *of_reset_control_get(struct device_node *node,
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| 38 | const char *id);
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| 39 |
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| 40 | #else
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| 41 |
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| 42 | static inline int reset_control_reset(struct reset_control *rstc)
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| 43 | {
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| 44 | WARN_ON(1);
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| 45 | return 0;
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| 46 | }
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| 47 |
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| 48 | static inline int reset_control_assert(struct reset_control *rstc)
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| 49 | {
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| 50 | WARN_ON(1);
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| 51 | return 0;
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| 52 | }
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| 53 |
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| 54 | static inline int reset_control_deassert(struct reset_control *rstc)
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| 55 | {
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| 56 | WARN_ON(1);
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| 57 | return 0;
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| 58 | }
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| 59 |
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| 60 | static inline void reset_control_put(struct reset_control *rstc)
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| 61 | {
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| 62 | WARN_ON(1);
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| 63 | }
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| 64 |
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| 65 | static inline int device_reset_optional(struct device *dev)
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| 66 | {
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| 67 | return -ENOSYS;
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| 68 | }
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| 69 |
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| 70 | static inline struct reset_control *reset_control_get_optional(
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| 71 | struct device *dev, const char *id)
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| 72 | {
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| 73 | return ERR_PTR(-ENOSYS);
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| 74 | }
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| 75 |
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| 76 | static inline struct reset_control *devm_reset_control_get_optional(
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| 77 | struct device *dev, const char *id)
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| 78 | {
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| 79 | return ERR_PTR(-ENOSYS);
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| 80 | }
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| 81 |
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| 82 | static inline struct reset_control *of_reset_control_get(
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| 83 | struct device_node *node, const char *id)
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| 84 | {
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| 85 | return ERR_PTR(-ENOSYS);
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| 86 | }
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| 87 |
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| 88 | #endif
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| 89 |
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| 90 | #endif
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