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Searched refs:prev_count (Results 1 – 25 of 31) sorted by relevance

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/linux/drivers/pps/generators/
H A Dpps_gen_tio.c47 u32 prev_count; member
86 tio->prev_count = 0; in pps_tio_disable()
144 if (tio->prev_count && tio->prev_count == event_count) in hrtimer_callback()
146 tio->prev_count = event_count; in hrtimer_callback()
/linux/drivers/iommu/intel/
H A Dperfmon.c305 u64 prev_count, new_count, delta; in iommu_pmu_event_update() local
309 prev_count = local64_read(&hwc->prev_count); in iommu_pmu_event_update()
311 if (local64_xchg(&hwc->prev_count, new_count) != prev_count) in iommu_pmu_event_update()
318 delta = (new_count << shift) - (prev_count << shift); in iommu_pmu_event_update()
344 local64_set((&hwc->prev_count), count); in iommu_pmu_start()
/linux/drivers/perf/
H A Driscv_pmu.c174 prev_raw_count = local64_read(&hwc->prev_count); in riscv_pmu_event_update()
176 oldval = local64_cmpxchg(&hwc->prev_count, prev_raw_count, in riscv_pmu_event_update()
233 local64_set(&hwc->prev_count, (u64)-left); in riscv_pmu_event_set_period()
252 init_val = local64_read(&hwc->prev_count) & max_period; in riscv_pmu_start()
H A Dalibaba_uncore_drw_pmu.c303 prev = local64_read(&hwc->prev_count); in ali_drw_pmu_event_update()
305 } while (local64_cmpxchg(&hwc->prev_count, prev, now) != prev); in ali_drw_pmu_event_update()
328 local64_set(&event->hw.prev_count, pre_val); in ali_drw_pmu_event_set_period()
587 local64_read(&event->hw.prev_count); in ali_drw_pmu_start()
H A Dstarfive_starlink_pmu.c167 local64_set(&hwc->prev_count, val); in starlink_pmu_set_event_period()
242 prev_raw_count = local64_read(&hwc->prev_count); in starlink_pmu_update()
250 oldval = local64_cmpxchg(&hwc->prev_count, prev_raw_count, in starlink_pmu_update()
H A Dfujitsu_uncore_pmu.c76 local64_set(&event->hw.prev_count, 0); in fujitsu_uncore_counter_start()
109 prev = local64_read(&event->hw.prev_count); in fujitsu_uncore_counter_update()
111 } while (local64_cmpxchg(&event->hw.prev_count, prev, new) != prev); in fujitsu_uncore_counter_update()
H A Darm-ccn.c863 u64 prev_count, new_count, mask; in arm_ccn_pmu_event_update() local
866 prev_count = local64_read(&hw->prev_count); in arm_ccn_pmu_event_update()
868 } while (local64_xchg(&hw->prev_count, new_count) != prev_count); in arm_ccn_pmu_event_update()
872 local64_add((new_count - prev_count) & mask, &event->count); in arm_ccn_pmu_event_update()
913 local64_set(&event->hw.prev_count, in arm_ccn_pmu_event_start()
H A Darm_smmuv3_pmu.c262 prev = local64_read(&hwc->prev_count); in smmu_pmu_event_update()
264 } while (local64_cmpxchg(&hwc->prev_count, prev, now) != prev); in smmu_pmu_event_update()
299 local64_set(&hwc->prev_count, new); in smmu_pmu_set_period()
500 local64_set(&hwc->prev_count, 0); in smmu_pmu_event_add()
H A Ddwc_pcie_pmu.c371 prev = local64_read(&hwc->prev_count); in dwc_pcie_pmu_event_update()
374 } while (local64_cmpxchg(&hwc->prev_count, prev, now) != prev); in dwc_pcie_pmu_event_update()
479 local64_set(&hwc->prev_count, 0); in dwc_pcie_pmu_event_start()
H A Dcxl_pmu.c670 local64_set(&hwc->prev_count, 0); in cxl_pmu_event_start()
691 prev_cnt = local64_read(&hwc->prev_count); in __cxl_pmu_read()
693 } while (local64_cmpxchg(&hwc->prev_count, prev_cnt, new_cnt) != prev_cnt); in __cxl_pmu_read()
/linux/kernel/
H A Dsoftirq.c612 int prev_count; in handle_softirqs() local
617 prev_count = preempt_count(); in handle_softirqs()
624 if (unlikely(prev_count != preempt_count())) { in handle_softirqs()
627 prev_count, preempt_count()); in handle_softirqs()
628 preempt_count_set(prev_count); in handle_softirqs()
/linux/drivers/perf/hisilicon/
H A Dhisi_uncore_pmu.c309 local64_set(&hwc->prev_count, val); in hisi_uncore_pmu_set_event_period()
324 prev_raw_count = local64_read(&hwc->prev_count); in hisi_uncore_pmu_event_update()
325 } while (local64_cmpxchg(&hwc->prev_count, prev_raw_count, in hisi_uncore_pmu_event_update()
349 u64 prev_raw_count = local64_read(&hwc->prev_count); in hisi_uncore_pmu_start()
H A Dhisi_pcie_pmu.c452 prev_cnt = local64_read(&hwc->prev_count); in hisi_pcie_pmu_event_update()
454 } while (local64_cmpxchg(&hwc->prev_count, prev_cnt, in hisi_pcie_pmu_event_update()
475 local64_set(&hwc->prev_count, HISI_PCIE_INIT_VAL); in hisi_pcie_pmu_set_period()
488 local64_set(&hwc->prev_count, cnt); in hisi_pcie_pmu_set_period()
550 prev_cnt = local64_read(&hwc->prev_count); in hisi_pcie_pmu_start()
/linux/arch/x86/events/amd/
H A Duncore.c146 prev = local64_read(&hwc->prev_count); in amd_uncore_read()
157 local64_set(&hwc->prev_count, new); in amd_uncore_read()
173 wrmsrq(hwc->event_base, (u64)local64_read(&hwc->prev_count)); in amd_uncore_start()
948 wrmsrq(hwc->event_base, (u64)local64_read(&hwc->prev_count)); in amd_uncore_umc_start()
963 prev = local64_read(&hwc->prev_count); in amd_uncore_umc_read()
979 local64_set(&hwc->prev_count, 0); in amd_uncore_umc_read()
981 local64_set(&hwc->prev_count, new); in amd_uncore_umc_read()
H A Dibs.c159 prev_raw_count = local64_read(&hwc->prev_count); in perf_event_try_update()
160 if (!local64_try_cmpxchg(&hwc->prev_count, in perf_event_try_update()
383 local64_set(&hwc->prev_count, 0); in perf_ibs_set_period()
/linux/arch/sh/kernel/
H A Dperf_event.c178 prev_raw_count = local64_read(&hwc->prev_count); in sh_perf_event_update()
181 if (local64_cmpxchg(&hwc->prev_count, prev_raw_count, in sh_perf_event_update()
/linux/drivers/dma/idxd/
H A Dperfmon.c217 prev_raw_count = local64_read(&hwc->prev_count); in perfmon_pmu_event_update()
220 } while (!local64_try_cmpxchg(&hwc->prev_count, in perfmon_pmu_event_update()
330 local64_set(&event->hw.prev_count, cntrdata); in perfmon_pmu_event_start()
/linux/arch/x86/events/intel/
H A Duncore.c277 u64 prev_count, new_count, delta; in uncore_perf_event_update() local
289 prev_count = local64_read(&event->hw.prev_count); in uncore_perf_event_update()
291 if (local64_xchg(&event->hw.prev_count, new_count) != prev_count) in uncore_perf_event_update()
294 delta = (new_count << shift) - (prev_count << shift); in uncore_perf_event_update()
519 local64_set(&event->hw.prev_count, in uncore_pmu_event_start()
534 local64_set(&event->hw.prev_count, uncore_read_counter(box, event)); in uncore_pmu_event_start()
H A Dds.c2102 prev_pmc = local64_read(&hwc->prev_count); in intel_perf_event_update_pmc()
2106 local64_set(&hwc->prev_count, pmc); in intel_perf_event_update_pmc()
2141 local64_set(&event->hw.prev_count, (u64)-event->hw.sample_period); in __setup_pebs_counter_group()
2537 prev_raw_count = local64_read(&hwc->prev_count); in intel_pmu_save_and_restart_reload()
2539 local64_set(&hwc->prev_count, new_raw_count); in intel_pmu_save_and_restart_reload()
/linux/arch/loongarch/kernel/
H A Dperf_event.c326 local64_set(&hwc->prev_count, loongarch_pmu.overflow - left); in loongarch_pmu_event_set_period()
343 prev_raw_count = local64_read(&hwc->prev_count); in loongarch_pmu_event_update()
346 if (local64_cmpxchg(&hwc->prev_count, prev_raw_count, in loongarch_pmu_event_update()
/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_pmu.c279 prev = local64_read(&hwc->prev_count); in amdgpu_perf_read()
291 } while (!local64_try_cmpxchg(&hwc->prev_count, &prev, count)); in amdgpu_perf_read()
/linux/arch/powerpc/perf/
H A Dhv-gpci.c750 prev = local64_xchg(&event->hw.prev_count, now); in h_gpci_event_update()
756 local64_set(&event->hw.prev_count, h_gpci_get_value(event)); in h_gpci_event_start()
H A Dhv-24x7.c1436 (void)local64_xchg(&event->hw.prev_count, ct); in h_24x7_event_init()
1456 prev = local64_xchg(&event->hw.prev_count, now); in update_event_count()
1510 local64_set(&event->hw.prev_count, h_24x7_get_value(event)); in h_24x7_event_start()
/linux/drivers/devfreq/event/
H A Drockchip-dfi.c529 prev = local64_xchg(&event->hw.prev_count, now); in rockchip_ddr_perf_event_update()
537 local64_set(&event->hw.prev_count, now); in rockchip_ddr_perf_event_start()
/linux/drivers/fpga/
H A Ddfl-fme-perf.c850 prev = local64_read(&hwc->prev_count); in fme_perf_event_update()
864 local64_set(&hwc->prev_count, count); in fme_perf_event_start()

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