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| 1 | +/* |
| 2 | + * Copyright (c) 2023-2025 Intel Corporation. All Rights Reserved. |
| 3 | + * |
| 4 | + * This software and the related documents are Intel copyrighted materials, |
| 5 | + * and your use of them is governed by the express license under which they |
| 6 | + * were provided to you ("License"). Unless the License provides otherwise, |
| 7 | + * you may not use, modify, copy, publish, distribute, disclose or transmit |
| 8 | + * this software or the related documents without Intel's prior written |
| 9 | + * permission. |
| 10 | + * |
| 11 | + * This software and the related documents are provided as is, with no express |
| 12 | + * or implied warranties, other than those that are expressly stated in the |
| 13 | + * License. |
| 14 | + */ |
| 15 | + |
| 16 | +/* {sum, count, max, min, unit string} */ |
| 17 | +#define DEFINE_DSTATS(_name, _unit_str) \ |
| 18 | + uint64_t __dstats_sum_##_name; \ |
| 19 | + uint32_t __dstats_cnt_##_name; \ |
| 20 | + uint32_t __dstats_max_##_name = (uint32_t)0; \ |
| 21 | + uint32_t __dstats_min_##_name = (uint32_t)0; \ |
| 22 | + const char *const __dstats_unit_str_##_name = _unit_str |
| 23 | + |
| 24 | +#define DECLARE_DSTATS(_name) \ |
| 25 | + extern uint64_t __dstats_sum_##_name; \ |
| 26 | + extern uint32_t __dstats_cnt_##_name; \ |
| 27 | + extern uint32_t __dstats_max_##_name; \ |
| 28 | + extern uint32_t __dstats_min_##_name; \ |
| 29 | + extern const char *const __dstats_unit_str_##_name |
| 30 | + |
| 31 | +#define DSTATS_SUM(_name) __dstats_sum_##_name |
| 32 | +#define DSTATS_CNT(_name) __dstats_cnt_##_name |
| 33 | +#define DSTATS_MAX(_name) __dstats_max_##_name |
| 34 | +#define DSTATS_MIN(_name) __dstats_min_##_name |
| 35 | +#define DSTATS_UNIT_STR(_name) __dstats_unit_str_##_name |
| 36 | + |
| 37 | +#define dstats_reset(_name) \ |
| 38 | + do { \ |
| 39 | + __dstats_sum_##_name = 0; \ |
| 40 | + __dstats_cnt_##_name = 0; \ |
| 41 | + __dstats_max_##_name = 0; \ |
| 42 | + __dstats_min_##_name = 0; \ |
| 43 | + } while (0) |
| 44 | + |
| 45 | +#define dstats_update(_name, _value) \ |
| 46 | + do { \ |
| 47 | + __dstats_sum_##_name += _value; \ |
| 48 | + __dstats_cnt_##_name++; \ |
| 49 | + if ((_value) > __dstats_max_##_name) { \ |
| 50 | + __dstats_max_##_name = (_value); \ |
| 51 | + } \ |
| 52 | + if (!__dstats_min_##_name || _value < __dstats_min_##_name) { \ |
| 53 | + __dstats_min_##_name = (_value); \ |
| 54 | + } \ |
| 55 | + if (__dstats_cnt_##_name >= (uint32_t)-1) { \ |
| 56 | + /* About to wrap around, clear sum and cnt and insert one average */ \ |
| 57 | + __dstats_sum_##_name = \ |
| 58 | + (uint32_t)(__dstats_sum_##_name / __dstats_cnt_##_name); \ |
| 59 | + __dstats_cnt_##_name = 1; \ |
| 60 | + } \ |
| 61 | + } while (0) |
| 62 | + |
| 63 | +#define dstats_get_avrg(_name) \ |
| 64 | + ((__dstats_cnt_##_name == 0) ? 0 : (uint32_t)(__dstats_sum_##_name / __dstats_cnt_##_name)) |
| 65 | + |
| 66 | +/* dump out as (sum, mean, max, min) */ |
| 67 | +#define dstats_dump(_name, _log_func) \ |
| 68 | + do { \ |
| 69 | + if (__dstats_cnt_##_name == 0) { \ |
| 70 | + break; \ |
| 71 | + } \ |
| 72 | + _log_func("DSTATS " #_name "(cnt, (aveg, max, min)): " \ |
| 73 | + "(%u, (%u, %u, %u)%s)\n", \ |
| 74 | + __dstats_cnt_##_name, \ |
| 75 | + (uint32_t)(__dstats_sum_##_name / __dstats_cnt_##_name), \ |
| 76 | + __dstats_max_##_name, __dstats_min_##_name, __dstats_unit_str_##_name); \ |
| 77 | + } while (0) |
| 78 | + |
| 79 | +#define DEFINE_DSEQ(_name, _cells_num, _unit_str) \ |
| 80 | + uint32_t __dseq_cells_##_name[_cells_num] = {0}; \ |
| 81 | + const uint32_t __dseq_cells_num_##_name = (_cells_num); \ |
| 82 | + uint32_t __dseq_num_##_name = 0; \ |
| 83 | + const char *const __dseq_unit_str_##_name = _unit_str; \ |
| 84 | + uint32_t __dseq_head_##_name = 0 |
| 85 | + |
| 86 | +#define DECLARE_DSEQ(_name) \ |
| 87 | + extern uint32_t __dseq_cells_##_name[]; \ |
| 88 | + extern const uint32_t __dseq_cells_num_##_name; \ |
| 89 | + extern uint32_t __dseq_num_##_name; \ |
| 90 | + extern const char *const __dseq_unit_str_##_name; \ |
| 91 | + extern uint32_t __dseq_head_##_name |
| 92 | + |
| 93 | +#define dseq_reset(_name) \ |
| 94 | + do { \ |
| 95 | + for (uint32_t i = 0; i < __dseq_cells_num_##_name; i++) { \ |
| 96 | + __dseq_cells_##_name[i] = 0; \ |
| 97 | + } \ |
| 98 | + __dseq_num_##_name = 0; \ |
| 99 | + __dseq_head_##_name = 0; \ |
| 100 | + } while (0) |
| 101 | + |
| 102 | +#define dseq_update(_name, _value) \ |
| 103 | + do { \ |
| 104 | + uint32_t next = __dseq_head_##_name + __dseq_num_##_name; \ |
| 105 | + next = next % __dseq_cells_num_##_name; \ |
| 106 | + __dseq_cells_##_name[next] = (_value); \ |
| 107 | + __dseq_num_##_name++; \ |
| 108 | + if (__dseq_num_##_name > __dseq_cells_num_##_name) { \ |
| 109 | + __dseq_num_##_name = __dseq_cells_num_##_name; \ |
| 110 | + __dseq_head_##_name = (next + 1) % __dseq_cells_num_##_name; \ |
| 111 | + } \ |
| 112 | + } while (0) |
| 113 | + |
| 114 | +#define dseq_dump(_name, _log_func) \ |
| 115 | + do { \ |
| 116 | + for (uint32_t i = 0; i < __dseq_num_##_name; i++) { \ |
| 117 | + uint32_t idx = __dseq_head_##_name + i; \ |
| 118 | + idx = idx % __dseq_cells_num_##_name; \ |
| 119 | + _log_func("DSEQ " #_name " (%u/%u): 0x%x %s\n", i, __dseq_num_##_name, \ |
| 120 | + __dseq_cells_##_name[idx], __dseq_unit_str_##_name); \ |
| 121 | + } \ |
| 122 | + } while (0) |
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