projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 2d1b21ad CS |
1 | #ifndef LINUX_POWERPC_PERF_HV_COMMON_H_ |
| 2 | #define LINUX_POWERPC_PERF_HV_COMMON_H_ | |
| 3 | ||
| 7b43c679 | 4 | #include <linux/perf_event.h> |
| 2d1b21ad CS |
5 | #include <linux/types.h> |
| 6 | ||
| 7 | struct hv_perf_caps { | |
| 8 | u16 version; | |
| 9 | u16 collect_privileged:1, | |
| 10 | ga:1, | |
| 11 | expanded:1, | |
| 12 | lab:1, | |
| 13 | unused:12; | |
| 14 | }; | |
| 15 | ||
| 16 | unsigned long hv_perf_caps_get(struct hv_perf_caps *caps); | |
| 17 | ||
| 7b43c679 CS |
18 | |
| 19 | #define EVENT_DEFINE_RANGE_FORMAT(name, attr_var, bit_start, bit_end) \ | |
| 20 | PMU_FORMAT_ATTR(name, #attr_var ":" #bit_start "-" #bit_end); \ | |
| 21 | EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end) | |
| 22 | ||
| e08e5282 | 23 | /* |
| 24 | * The EVENT_DEFINE_RANGE_FORMAT() macro above includes helper functions | |
| 25 | * for the fields (eg: event_get_starting_index()). For some fields we | |
| 26 | * need the bit-range definition, but no the helper functions. Define a | |
| 27 | * lite version of the above macro without the helpers and silence | |
| 28 | * compiler warnings unused static functions. | |
| 29 | */ | |
| 30 | #define EVENT_DEFINE_RANGE_FORMAT_LITE(name, attr_var, bit_start, bit_end) \ | |
| 31 | PMU_FORMAT_ATTR(name, #attr_var ":" #bit_start "-" #bit_end); | |
| 32 | ||
| 7b43c679 CS |
33 | #define EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end) \ |
| 34 | static u64 event_get_##name##_max(void) \ | |
| 35 | { \ | |
| 36 | BUILD_BUG_ON((bit_start > bit_end) \ | |
| 37 | || (bit_end >= (sizeof(1ull) * 8))); \ | |
| 38 | return (((1ull << (bit_end - bit_start)) - 1) << 1) + 1; \ | |
| 39 | } \ | |
| 40 | static u64 event_get_##name(struct perf_event *event) \ | |
| 41 | { \ | |
| 42 | return (event->attr.attr_var >> (bit_start)) & \ | |
| 43 | event_get_##name##_max(); \ | |
| 44 | } | |
| 45 | ||
| 2d1b21ad | 46 | #endif |