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Searched refs:sample_period (Results 1 – 25 of 160) sorted by relevance

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/linux-6.6.21/tools/testing/selftests/powerpc/pmu/ebb/
Dlost_exception_test.c49 orig_period = max_period = sample_period = 400; in test_body()
51 mtspr(SPRN_PMC4, pmc_sample_period(sample_period)); in test_body()
66 if (sample_period >= (orig_period + 200)) in test_body()
67 sample_period = orig_period; in test_body()
69 sample_period++; in test_body()
71 if (sample_period > max_period) in test_body()
72 max_period = sample_period; in test_body()
Dmulti_counter_test.c58 mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); in multi_counter()
59 mtspr(SPRN_PMC2, pmc_sample_period(sample_period)); in multi_counter()
60 mtspr(SPRN_PMC3, pmc_sample_period(sample_period)); in multi_counter()
61 mtspr(SPRN_PMC4, pmc_sample_period(sample_period)); in multi_counter()
62 mtspr(SPRN_PMC5, pmc_sample_period(sample_period)); in multi_counter()
63 mtspr(SPRN_PMC6, pmc_sample_period(sample_period)); in multi_counter()
Debb.c31 u64 sample_period = 0x40000000ull; variable
71 bool ebb_check_count(int pmc, u64 sample_period, int fudge) in ebb_check_count() argument
77 lower = ebb_state.stats.ebb_count * (sample_period - fudge); in ebb_check_count()
85 upper = ebb_state.stats.ebb_count * (sample_period + fudge); in ebb_check_count()
119 found += count_pmc(i, sample_period); in standard_ebb_callee()
252 int count_pmc(int pmc, uint32_t sample_period) in count_pmc() argument
258 start_value = pmc_sample_period(sample_period); in count_pmc()
381 mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); in ebb_child()
Debb.h46 bool ebb_check_count(int pmc, u64 sample_period, int fudge);
58 int count_pmc(int pmc, uint32_t sample_period);
69 extern u64 sample_period;
Dback_to_back_ebbs_test.c41 count_pmc(1, sample_period); in ebb_callee()
81 sample_period = 5; in back_to_back_ebbs()
84 mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); in back_to_back_ebbs()
Dno_handler_test.c38 sample_period = 1000; in no_handler_test()
39 mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); in no_handler_test()
Dcycles_test.c35 mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); in cycles()
50 FAIL_IF(!ebb_check_count(1, sample_period, 100)); in cycles()
Dinstruction_count_test.c43 count_pmc(4, sample_period); in do_count_loop()
101 count_pmc(4, sample_period); in pmc4_ebb_callee()
125 sample_period = COUNTER_OVERFLOW; in instruction_count()
Dpmae_handling_test.c42 count_pmc(1, sample_period); in syscall_ebb_callee()
77 mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); in test_body()
Dpmc56_overflow_test.c30 count_pmc(2, sample_period); in ebb_callee()
69 mtspr(SPRN_PMC2, pmc_sample_period(sample_period)); in pmc56_overflow()
Dcycles_with_freeze_test.c48 count_pmc(1, sample_period); in ebb_callee()
74 mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); in cycles_with_freeze()
/linux-6.6.21/tools/testing/selftests/bpf/verifier/
Dperf_event_sample_period.c7 offsetof(struct bpf_perf_event_data, sample_period)),
10 offsetof(struct bpf_perf_event_data, sample_period) + 7),
23 offsetof(struct bpf_perf_event_data, sample_period)),
26 offsetof(struct bpf_perf_event_data, sample_period) + 6),
39 offsetof(struct bpf_perf_event_data, sample_period)),
42 offsetof(struct bpf_perf_event_data, sample_period) + 4),
54 offsetof(struct bpf_perf_event_data, sample_period)),
/linux-6.6.21/tools/testing/selftests/bpf/progs/
Dverifier_unpriv_perf.c28 -(__s32) offsetof(struct bpf_perf_event_data, sample_period) - 8), in fill_of_different_pointers_ldx()
29 __imm_const(sample_period, in fill_of_different_pointers_ldx()
30 offsetof(struct bpf_perf_event_data, sample_period)) in fill_of_different_pointers_ldx()
/linux-6.6.21/samples/bpf/
Dtracex6_user.c104 .sample_period = SAMPLE_PERIOD, in test_bpf_perf_event()
113 .sample_period = SAMPLE_PERIOD, in test_bpf_perf_event()
122 .sample_period = SAMPLE_PERIOD, in test_bpf_perf_event()
132 .sample_period = SAMPLE_PERIOD, in test_bpf_perf_event()
144 .sample_period = SAMPLE_PERIOD, in test_bpf_perf_event()
156 .sample_period = 0, in test_bpf_perf_event()
Dtrace_event_kern.c50 if (ctx->sample_period < 10000) in bpf_prog1()
57 bpf_trace_printk(fmt, sizeof(fmt), cpu, ctx->sample_period, in bpf_prog1()
/linux-6.6.21/arch/s390/kernel/
Dperf_pai_crypto.c140 if (a->sample_period) { /* Sampling requested */ in paicrypt_busy()
175 cpump->mode = a->sample_period ? PAI_MODE_SAMPLING in paicrypt_busy()
180 __func__, a->sample_period, cpump->active_events, in paicrypt_busy()
205 if (a->sample_period && a->config != PAI_CRYPTO_BASE) in paicrypt_event_init()
222 if (a->sample_period) { in paicrypt_event_init()
223 a->sample_period = 1; in paicrypt_event_init()
272 if (flags & PERF_EF_START && !event->attr.sample_period) { in paicrypt_add()
277 if (event->attr.sample_period) in paicrypt_add()
292 if (event->attr.sample_period) in paicrypt_del()
294 if (!event->attr.sample_period) in paicrypt_del()
Dperf_pai_ext.c190 cpump->mode = a->sample_period ? PAI_MODE_SAMPLING in paiext_alloc()
198 (cpump->mode == PAI_MODE_COUNTING && a->sample_period)) { in paiext_alloc()
255 if (a->sample_period && a->config != PAI_NNPA_BASE) in paiext_event_init()
267 if (a->sample_period) { in paiext_event_init()
268 a->sample_period = 1; in paiext_event_init()
347 if (flags & PERF_EF_START && !event->attr.sample_period) { in paiext_add()
352 if (event->attr.sample_period) { in paiext_add()
371 if (event->attr.sample_period) in paiext_del()
373 if (!event->attr.sample_period) { in paiext_del()
/linux-6.6.21/drivers/thermal/intel/int340x_thermal/
Dacpi_thermal_rel.h49 u64 sample_period; member
64 u64 sample_period; member
110 u64 sample_period; member
121 u64 sample_period; member
/linux-6.6.21/drivers/media/rc/
Dene_ir.c30 static int sample_period; variable
103 if (sample_period != ENE_DEFAULT_SAMPLE_PERIOD) in ene_hw_detect()
392 if (sample_period == ENE_DEFAULT_SAMPLE_PERIOD) in ene_rx_setup()
397 (sample_period + sample_period_adjust) | in ene_rx_setup()
443 dev->rdev->rx_resolution = sample_period; in ene_rx_setup()
450 dev->rdev->min_timeout = 127 * sample_period; in ene_rx_setup()
455 dev->rdev->tx_resolution = sample_period; in ene_rx_setup()
638 dev->tx_sample = DIV_ROUND_CLOSEST(sample, sample_period); in ene_tx_sample()
647 dbg("TX: sample %8d (%s)", raw_tx * sample_period, in ene_tx_sample()
786 hw_sample = hw_value * sample_period; in ene_isr()
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/linux-6.6.21/tools/perf/tests/attr/
Dtest-record-group210 sample_period=1234000
20 sample_period=6789000
/linux-6.6.21/arch/x86/kvm/
Dpmu.h133 u64 sample_period = (-counter_value) & pmc_bitmask(pmc); in get_sample_period() local
135 if (!sample_period) in get_sample_period()
136 sample_period = pmc_bitmask(pmc) + 1; in get_sample_period()
137 return sample_period; in get_sample_period()
/linux-6.6.21/drivers/iio/adc/
Ddln2-adc.c65 unsigned int sample_period; member
359 if (dln2->sample_period) { in dln2_adc_read_raw()
360 microhertz = 1000000000 / dln2->sample_period; in dln2_adc_read_raw()
391 dln2->sample_period = in dln2_adc_write_raw()
393 if (dln2->sample_period > 65535) { in dln2_adc_write_raw()
394 dln2->sample_period = 65535; in dln2_adc_write_raw()
408 dln2->trigger_chan, dln2->sample_period); in dln2_adc_write_raw()
548 dln2->sample_period); in dln2_adc_triggered_buffer_postenable()
/linux-6.6.21/tools/perf/arch/arm64/util/
Darm-spe.c139 evsel->core.attr.sample_period = arm_spe_pmu->default_config->sample_period; in arm_spe_recording_options()
246 tracking_evsel->core.attr.sample_period = 1; in arm_spe_recording_options()
514 &attr->sample_period) != 1) { in arm_spe_pmu_default_config()
516 attr->sample_period = 4096; in arm_spe_pmu_default_config()
/linux-6.6.21/arch/powerpc/perf/
Dcore-fsl-emb.c309 if (event->hw.sample_period) { in fsl_emb_pmu_add()
380 if (event->hw.idx < 0 || !event->hw.sample_period) in fsl_emb_pmu_start()
408 if (event->hw.idx < 0 || !event->hw.sample_period) in fsl_emb_pmu_stop()
546 event->hw.last_period = event->hw.sample_period; in fsl_emb_pmu_event_init()
592 u64 period = event->hw.sample_period; in record_and_restart()
618 event->hw.last_period = event->hw.sample_period; in record_and_restart()
/linux-6.6.21/arch/x86/events/amd/
Dibs.c104 s64 period = hwc->sample_period; in perf_event_set_period()
294 if (hwc->sample_period) { in perf_ibs_init()
298 if (!event->attr.sample_freq && hwc->sample_period & 0x0f) in perf_ibs_init()
305 hwc->sample_period &= ~0x0FULL; in perf_ibs_init()
306 if (!hwc->sample_period) in perf_ibs_init()
307 hwc->sample_period = 0x10; in perf_ibs_init()
311 event->attr.sample_period = max_cnt << 4; in perf_ibs_init()
312 hwc->sample_period = event->attr.sample_period; in perf_ibs_init()
315 if (!hwc->sample_period) in perf_ibs_init()
322 hwc->last_period = hwc->sample_period; in perf_ibs_init()
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