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Searched refs:hrtimer (Results 1 – 25 of 269) sorted by relevance

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/linux/include/linux/
A Dhrtimer.h93 struct hrtimer timer;
167 static inline int hrtimer_is_hres_active(struct hrtimer *timer) in hrtimer_is_hres_active()
201 hrtimer_expires_remaining_adjusted(const struct hrtimer *timer) in hrtimer_expires_remaining_adjusted()
218 void hrtimer_cancel_wait_running(const struct hrtimer *timer);
241 extern void destroy_hrtimer_on_stack(struct hrtimer *timer);
278 extern int hrtimer_cancel(struct hrtimer *timer);
279 extern int hrtimer_try_to_cancel(struct hrtimer *timer);
295 static inline void hrtimer_restart(struct hrtimer *timer) in hrtimer_restart()
315 extern bool hrtimer_active(const struct hrtimer *timer);
325 static inline bool hrtimer_is_queued(struct hrtimer *timer) in hrtimer_is_queued()
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A Dhrtimer_defs.h52 struct hrtimer *running;
124 struct hrtimer *next_timer;
126 struct hrtimer *softirq_next_timer;
A Dhrtimer_types.h39 struct hrtimer { struct
42 enum hrtimer_restart (*function)(struct hrtimer *); argument
/linux/include/trace/events/
A Dtimer.h195 TP_PROTO(struct hrtimer *hrtimer, clockid_t clockid,
207 __entry->hrtimer = hrtimer;
224 TP_PROTO(struct hrtimer *hrtimer, enum hrtimer_mode mode),
237 __entry->hrtimer = hrtimer;
261 TP_PROTO(struct hrtimer *hrtimer, ktime_t *now),
272 __entry->hrtimer = hrtimer;
284 TP_PROTO(struct hrtimer *hrtimer),
293 __entry->hrtimer = hrtimer;
308 TP_PROTO(struct hrtimer *hrtimer),
310 TP_ARGS(hrtimer)
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/linux/Documentation/translations/zh_CN/iio/
A Diio_configfs.rst86 * hrtimer,使用高分辨率定时器作为中断源
91 加载iio-trig-hrtimer模块将注册hrtimer触发器类型，从而允许用户在
92 /config/iio/triggers/hrtimer下创建hrtimer触发器。
96 $ mkdir /config/iio/triggers/hrtimer/instance1
97 $ rmdir /config/iio/triggers/hrtimer/instance1
101 3.2 "hrtimer" 触发器类型属性
104 "hrtimer”触发器类型没有来自/config dir的任何可配置属性。
/linux/drivers/hwtracing/stm/
A Dheartbeat.c26 struct hrtimer hrtimer; member
32 static enum hrtimer_restart stm_heartbeat_hrtimer_handler(struct hrtimer *hr) in stm_heartbeat_hrtimer_handler()
35 hrtimer); in stm_heartbeat_hrtimer_handler()
50 hrtimer_start(&heartbeat->hrtimer, ms_to_ktime(interval_ms), in stm_heartbeat_link()
62 hrtimer_cancel(&heartbeat->hrtimer); in stm_heartbeat_unlink()
84 hrtimer_init(&stm_heartbeat[i].hrtimer, CLOCK_MONOTONIC, in stm_heartbeat_init()
86 stm_heartbeat[i].hrtimer.function = in stm_heartbeat_init()
/linux/kernel/time/
A Dhrtimer.c352 return ((struct hrtimer *) addr)->function; in hrtimer_debug_hint()
361 struct hrtimer *timer = addr; in hrtimer_fixup_init()
395 struct hrtimer *timer = addr; in hrtimer_fixup_free()
506 const struct hrtimer *exclude, in __hrtimer_next_event_base()
515 struct hrtimer *timer; in __hrtimer_next_event_base()
575 struct hrtimer *next_timer = NULL; in __hrtimer_get_next_event()
654 struct hrtimer *next_timer, in __hrtimer_reprogram()
1444 int hrtimer_cancel(struct hrtimer *timer) in hrtimer_cancel()
1650 struct hrtimer *timer, ktime_t *now, in __run_hrtimer()
1736 struct hrtimer *timer; in __hrtimer_run_queues()
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/linux/arch/powerpc/kernel/
A Dwatchdog.c83 static DEFINE_PER_CPU(struct hrtimer, wd_hrtimer);
437 static enum hrtimer_restart watchdog_timer_fn(struct hrtimer *hrtimer) in watchdog_timer_fn() argument
449 hrtimer_forward_now(hrtimer, ms_to_ktime(wd_timer_period_ms)); in watchdog_timer_fn()
473 struct hrtimer *hrtimer = this_cpu_ptr(&wd_hrtimer); in start_watchdog() local
498 hrtimer_init(hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); in start_watchdog()
499 hrtimer->function = watchdog_timer_fn; in start_watchdog()
500 hrtimer_start(hrtimer, ms_to_ktime(wd_timer_period_ms), in start_watchdog()
511 struct hrtimer *hrtimer = this_cpu_ptr(&wd_hrtimer); in stop_watchdog() local
518 hrtimer_cancel(hrtimer); in stop_watchdog()
/linux/Documentation/iio/
A Diio_configfs.rst82 * hrtimer, uses high resolution timers as interrupt source
87 Loading iio-trig-hrtimer module will register hrtimer trigger types allowing
88 users to create hrtimer triggers under /config/iio/triggers/hrtimer.
92 $ mkdir /config/iio/triggers/hrtimer/instance1
93 $ rmdir /config/iio/triggers/hrtimer/instance1
97 3.2 "hrtimer" trigger types attributes
100 "hrtimer" trigger type doesn't have any configurable attribute from /config dir.
/linux/Documentation/translations/zh_CN/admin-guide/
A Dlockup-watchdogs.rst34 Softlockup和hardlockup分别建立在hrtimer(高精度定时器)和perf两个子系统上而实现。
39 为间隔周期产生以检测 hardlockups。如果一个CPU在这个时间段内没有检测到hrtimer中
45 "softlocup 检测器"(内部hrtimer定时器回调函数)会将相关的调试信息打印到系统日志中，
48 Hrtimer定时器的周期是2*watchdog_thresh/5，也就是说在hardlockup被触发前hrtimer有
51 如上所述,内核相当于为系统管理员提供了一个可调节hrtimer定时器和perf事件周期长度
/linux/Documentation/translations/zh_TW/admin-guide/
A Dlockup-watchdogs.rst34 Softlockup和hardlockup分別建立在hrtimer(高精度定時器)和perf兩個子系統上而實現。
39 爲間隔週期產生以檢測 hardlockups。如果一個CPU在這個時間段內沒有檢測到hrtimer中
45 "softlocup 檢測器"(內部hrtimer定時器回調函數)會將相關的調試信息打印到系統日誌中，
48 Hrtimer定時器的週期是2*watchdog_thresh/5，也就是說在hardlockup被觸發前hrtimer有
51 如上所述,內核相當於爲系統管理員提供了一個可調節hrtimer定時器和perf事件週期長度
/linux/lib/
A Dtest_objpool.c56 unsigned long hrtimer; /* ms */ member
70 struct hrtimer hrtimer; member
156 static enum hrtimer_restart ot_hrtimer_handler(struct hrtimer *hrt) in ot_hrtimer_handler()
173 if (!item->test->hrtimer) in ot_start_hrtimer()
175 hrtimer_start(&item->hrtimer, item->hrtcycle, HRTIMER_MODE_REL); in ot_start_hrtimer()
180 if (!item->test->hrtimer) in ot_stop_hrtimer()
182 hrtimer_cancel(&item->hrtimer); in ot_stop_hrtimer()
187 struct hrtimer *hrt = &item->hrtimer; in ot_init_hrtimer()
189 if (!hrtimer) in ot_init_hrtimer()
192 item->hrtcycle = ktime_set(0, hrtimer * 1000000UL); in ot_init_hrtimer()
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/linux/sound/sh/
A Dsh_dac_audio.c41 struct hrtimer hrtimer; member
55 hrtimer_start(&chip->hrtimer, chip->wakeups_per_second, in dac_audio_start_timer()
61 hrtimer_cancel(&chip->hrtimer); in dac_audio_stop_timer()
263 static enum hrtimer_restart sh_dac_audio_timer(struct hrtimer *handle) in sh_dac_audio_timer()
266 hrtimer); in sh_dac_audio_timer()
290 hrtimer_start(&chip->hrtimer, chip->wakeups_per_second, in sh_dac_audio_timer()
316 hrtimer_init(&chip->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); in snd_sh_dac_create()
317 chip->hrtimer.function = sh_dac_audio_timer; in snd_sh_dac_create()
/linux/drivers/net/wwan/iosm/
A Diosm_ipc_imem.h351 struct hrtimer startup_timer;
353 struct hrtimer tdupdate_timer;
354 struct hrtimer fast_update_timer;
355 struct hrtimer td_alloc_timer;
356 struct hrtimer adb_timer;
516 void ipc_imem_hrtimer_stop(struct hrtimer *hr_timer);
/linux/arch/arm/mach-imx/
A Dmmdc.c101 struct hrtimer hrtimer; member
339 hrtimer_start(&pmu_mmdc->hrtimer, mmdc_pmu_timer_period(), in mmdc_pmu_event_start()
407 hrtimer_cancel(&pmu_mmdc->hrtimer); in mmdc_pmu_event_del()
424 static enum hrtimer_restart mmdc_pmu_timer_handler(struct hrtimer *hrtimer) in mmdc_pmu_timer_handler() argument
426 struct mmdc_pmu *pmu_mmdc = container_of(hrtimer, struct mmdc_pmu, in mmdc_pmu_timer_handler()
427 hrtimer); in mmdc_pmu_timer_handler()
430 hrtimer_forward_now(hrtimer, mmdc_pmu_timer_period()); in mmdc_pmu_timer_handler()
512 hrtimer_init(&pmu_mmdc->hrtimer, CLOCK_MONOTONIC, in imx_mmdc_perf_init()
514 pmu_mmdc->hrtimer.function = mmdc_pmu_timer_handler; in imx_mmdc_perf_init()
531 hrtimer_cancel(&pmu_mmdc->hrtimer); in imx_mmdc_perf_init()
/linux/drivers/net/ethernet/marvell/octeontx2/af/
A Dptp.c116 static enum hrtimer_restart ptp_reset_thresh(struct hrtimer *hrtimer) in ptp_reset_thresh() argument
118 struct ptp *ptp = container_of(hrtimer, struct ptp, hrtimer); in ptp_reset_thresh()
138 hrtimer_forward_now(hrtimer, period_ns); in ptp_reset_thresh()
149 hrtimer_start(&ptp->hrtimer, period_ns, HRTIMER_MODE_REL); in ptp_hrtimer_start()
460 if (hrtimer_active(&ptp->hrtimer)) in ptp_config_hrtimer()
461 hrtimer_cancel(&ptp->hrtimer); in ptp_config_hrtimer()
548 hrtimer_init(&ptp->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); in ptp_probe()
549 ptp->hrtimer.function = ptp_reset_thresh; in ptp_probe()
580 if (cn10k_ptp_errata(ptp) && hrtimer_active(&ptp->hrtimer)) in ptp_remove()
581 hrtimer_cancel(&ptp->hrtimer); in ptp_remove()
A Dptp.h20 struct hrtimer hrtimer; member
/linux/drivers/misc/
A Dvcpu_stall_detector.c43 struct hrtimer vcpu_hrtimer;
59 vcpu_stall_detect_timer_fn(struct hrtimer *hrtimer) in vcpu_stall_detect_timer_fn() argument
75 hrtimer_forward_now(hrtimer, in vcpu_stall_detect_timer_fn()
92 struct hrtimer *vcpu_hrtimer = &vcpu_stall_detector->vcpu_hrtimer; in start_stall_detector_cpu()
/linux/drivers/leds/trigger/
A Dledtrig-pattern.c44 struct hrtimer hrtimer; member
85 hrtimer_start(&data->hrtimer, ns_to_ktime(0), HRTIMER_MODE_REL); in pattern_trig_timer_start()
95 hrtimer_cancel(&data->hrtimer); in pattern_trig_timer_cancel()
104 hrtimer_forward_now(&data->hrtimer, ms_to_ktime(interval)); in pattern_trig_timer_restart()
158 static enum hrtimer_restart pattern_trig_hrtimer_function(struct hrtimer *t) in pattern_trig_hrtimer_function()
161 container_of(t, struct pattern_trig_data, hrtimer); in pattern_trig_hrtimer_function()
486 hrtimer_init(&data->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); in pattern_trig_activate()
487 data->hrtimer.function = pattern_trig_hrtimer_function; in pattern_trig_activate()
513 hrtimer_cancel(&data->hrtimer); in pattern_trig_deactivate()
/linux/kernel/
A Dwatchdog.c318 static DEFINE_PER_CPU(struct hrtimer, watchdog_hrtimer);
676 static enum hrtimer_restart watchdog_timer_fn(struct hrtimer *hrtimer) in watchdog_timer_fn() argument
698 hrtimer_forward_now(hrtimer, ns_to_ktime(sample_period)); in watchdog_timer_fn()
780 struct hrtimer *hrtimer = this_cpu_ptr(&watchdog_hrtimer); in watchdog_enable() local
792 hrtimer_init(hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL_HARD); in watchdog_enable()
793 hrtimer->function = watchdog_timer_fn; in watchdog_enable()
794 hrtimer_start(hrtimer, ns_to_ktime(sample_period), in watchdog_enable()
806 struct hrtimer *hrtimer = this_cpu_ptr(&watchdog_hrtimer); in watchdog_disable() local
816 hrtimer_cancel(hrtimer); in watchdog_disable()
/linux/drivers/watchdog/
A Dsoftdog.c64 static struct hrtimer softdog_ticktock;
65 static struct hrtimer softdog_preticktock;
78 static enum hrtimer_restart softdog_fire(struct hrtimer *timer) in softdog_fire()
126 static enum hrtimer_restart softdog_pretimeout(struct hrtimer *timer) in softdog_pretimeout()
/linux/drivers/perf/
A Dmarvell_cn10k_ddr_pmu.c131 struct hrtimer hrtimer; member
452 hrtimer_start(&pmu->hrtimer, cn10k_ddr_pmu_timer_period(), in cn10k_ddr_perf_event_add()
509 hrtimer_cancel(&pmu->hrtimer); in cn10k_ddr_perf_event_del()
600 static enum hrtimer_restart cn10k_ddr_pmu_timer_handler(struct hrtimer *hrtimer) in cn10k_ddr_pmu_timer_handler() argument
602 struct cn10k_ddr_pmu *pmu = container_of(hrtimer, struct cn10k_ddr_pmu, in cn10k_ddr_pmu_timer_handler()
603 hrtimer); in cn10k_ddr_pmu_timer_handler()
610 hrtimer_forward_now(hrtimer, cn10k_ddr_pmu_timer_period()); in cn10k_ddr_pmu_timer_handler()
680 hrtimer_init(&ddr_pmu->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); in cn10k_ddr_perf_probe()
681 ddr_pmu->hrtimer.function = cn10k_ddr_pmu_timer_handler; in cn10k_ddr_perf_probe()
/linux/arch/x86/events/
A Drapl.c126 struct hrtimer hrtimer; member
238 hrtimer_start(&pmu->hrtimer, pmu->timer_interval, in rapl_start_hrtimer()
242 static enum hrtimer_restart rapl_hrtimer_handle(struct hrtimer *hrtimer) in rapl_hrtimer_handle() argument
244 struct rapl_pmu *pmu = container_of(hrtimer, struct rapl_pmu, hrtimer); in rapl_hrtimer_handle()
258 hrtimer_forward_now(hrtimer, pmu->timer_interval); in rapl_hrtimer_handle()
265 struct hrtimer *hr = &pmu->hrtimer; in rapl_hrtimer_init()
311 hrtimer_cancel(&pmu->hrtimer); in rapl_pmu_event_stop()
/linux/drivers/infiniband/sw/rdmavt/
A Dtrace_qp.h53 __field(void *, hrtimer)
60 __entry->hrtimer = &qp->s_rnr_timer;
68 __entry->hrtimer,
/linux/drivers/power/reset/
A Dltc2952-poweroff.c62 struct hrtimer timer_trigger;
63 struct hrtimer timer_wde;
95 static enum hrtimer_restart ltc2952_poweroff_timer_wde(struct hrtimer *timer) in ltc2952_poweroff_timer_wde()
117 ltc2952_poweroff_timer_trigger(struct hrtimer *timer) in ltc2952_poweroff_timer_trigger()

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