| 1 | /* SPDX-License-Identifier: GPL-2.0 */ | 
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| 2 | #ifndef PM_TRACE_H | 
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| 3 | #define PM_TRACE_H | 
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| 4 |  | 
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| 5 | #include <linux/types.h> | 
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| 6 | #ifdef CONFIG_PM_TRACE | 
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| 7 | #include <asm/pm-trace.h> | 
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| 8 |  | 
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| 9 | extern int pm_trace_enabled; | 
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| 10 | extern bool pm_trace_rtc_abused; | 
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| 11 |  | 
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| 12 | static inline bool pm_trace_rtc_valid(void) | 
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| 13 | { | 
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| 14 | return !pm_trace_rtc_abused; | 
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| 15 | } | 
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| 16 |  | 
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| 17 | static inline int pm_trace_is_enabled(void) | 
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| 18 | { | 
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| 19 | return pm_trace_enabled; | 
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| 20 | } | 
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| 21 |  | 
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| 22 | struct device; | 
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| 23 | extern void set_trace_device(struct device *); | 
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| 24 | extern void generate_pm_trace(const void *tracedata, unsigned int user); | 
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| 25 | extern int show_trace_dev_match(char *buf, size_t size); | 
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| 26 |  | 
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| 27 | #define TRACE_DEVICE(dev) do { \ | 
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| 28 | if (pm_trace_enabled) \ | 
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| 29 | set_trace_device(dev); \ | 
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| 30 | } while(0) | 
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| 31 |  | 
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| 32 | #else | 
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| 33 |  | 
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| 34 | static inline bool pm_trace_rtc_valid(void) { return true; } | 
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| 35 | static inline int pm_trace_is_enabled(void) { return 0; } | 
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| 36 |  | 
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| 37 | #define TRACE_DEVICE(dev) do { } while (0) | 
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| 38 | #define TRACE_RESUME(dev) do { } while (0) | 
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| 39 | #define TRACE_SUSPEND(dev) do { } while (0) | 
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| 40 |  | 
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| 41 | #endif | 
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| 42 |  | 
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| 43 | #endif | 
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| 44 |  | 
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