| /openbmc/linux/drivers/video/backlight/ |
| H A D | lp8788_bl.c | 123 unsigned int period; in lp8788_pwm_ctrl() local
131 period = bl->pdata->period_ns; in lp8788_pwm_ctrl()
132 duty = br * period / max_br; in lp8788_pwm_ctrl()
152 pwm_config(bl->pwm, duty, period); in lp8788_pwm_ctrl()
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| /openbmc/linux/Documentation/devicetree/bindings/display/samsung/ |
| H A D | samsung,fimd.yaml | 63 Clock cycles for the active period of address signal is enabled until
70 Clock cycles for the active period of CS is enabled.
76 Clock cycles for the active period of CS is disabled until write
83 Clock cycles for the active period of CS signal is enabled until
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| /openbmc/linux/drivers/pwm/ |
| H A D | pwm-lpss.c | 175 pwm_lpss_prepare(lpwm, pwm, state->duty_cycle, state->period); in pwm_lpss_prepare_enable()
227 state->period = NSEC_PER_SEC; in pwm_lpss_get_state()
229 state->period = NSEC_PER_SEC / (unsigned long)freq; in pwm_lpss_get_state()
231 on_time_div *= state->period; in pwm_lpss_get_state()
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| H A D | pwm-sti.c | 123 static int sti_pwm_get_prescale(struct sti_pwm_chip *pc, unsigned long period, in sti_pwm_get_prescale() argument
143 if (period % value) in sti_pwm_get_prescale()
146 ps = period / value - 1; in sti_pwm_get_prescale()
362 result->period = 0; in sti_pwm_capture()
374 result->period = (high + low) * NSEC_PER_SEC; in sti_pwm_capture()
375 result->period /= effective_ticks; in sti_pwm_capture()
419 err = sti_pwm_config(pwm->chip, pwm, state->duty_cycle, state->period); in sti_pwm_apply()
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| H A D | pwm-berlin.c | 96 u32 value, duty, period; in berlin_pwm_config() local
111 period = cycles; in berlin_pwm_config()
124 berlin_pwm_writel(bpc, pwm->hwpwm, period, BERLIN_PWM_TCNT); in berlin_pwm_config()
194 err = berlin_pwm_config(chip, pwm, state->duty_cycle, state->period); in berlin_pwm_apply()
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| H A D | pwm-sifive.c | 123 state->period = ddata->real_period; in pwm_sifive_get_state()
159 frac = DIV64_U64_ROUND_CLOSEST(num, state->period); in pwm_sifive_apply()
164 if (state->period != ddata->approx_period) { in pwm_sifive_apply()
175 ddata->approx_period = state->period; in pwm_sifive_apply()
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| /openbmc/phosphor-led-manager/manager/ |
| H A D | manager.cpp | 213 uint8_t dutyOn, uint16_t period) in drivePhysicalLED() argument
221 PropertyValue periodValue{period}; in drivePhysicalLED()
278 it.period) != 0) in driveLedsHandler()
289 if (drivePhysicalLED(objPath, it.action, it.dutyOn, it.period) != 0) in driveLedsHandler()
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| /openbmc/linux/tools/perf/Documentation/ |
| H A D | perf-annotate.txt | 107 --show-total-period:: Show a column with the sum of periods.
146 global-period, local-period, global-hits, local-hits
150 The period/hits keywords set the base the percentage is computed
151 on - the samples period or the number of samples (hits).
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| /openbmc/linux/Documentation/RCU/ |
| H A D | rcu.rst | 9 A "grace period" must elapse between the two parts, and this grace period
13 a grace period to elapse, then free the element. See listRCU.rst for more
29 - How can the updater tell when a grace period has completed
50 thing at a time, why should I wait for a grace period?
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| /openbmc/linux/drivers/iio/light/ |
| H A D | tcs3472.c | 230 unsigned int period; in tcs3472_read_event() local
241 period = (256 - data->atime) * 2400 * in tcs3472_read_event()
243 *val = period / USEC_PER_SEC; in tcs3472_read_event()
244 *val2 = period % USEC_PER_SEC; in tcs3472_read_event()
265 int period; in tcs3472_write_event() local
292 period = val * USEC_PER_SEC + val2; in tcs3472_write_event()
294 if (period <= (256 - data->atime) * 2400 * in tcs3472_write_event()
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| /openbmc/linux/Documentation/tools/rtla/ |
| H A D | common_osnoise_options.rst | 6 **-p**, **--period** *us*
8 Set the *osnoise* tracer period in microseconds.
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| H A D | common_options.rst | 40 **-P**, **--priority** *o:prio|r:prio|f:prio|d:runtime:period*
47 …- *d:runtime[us|ms|s]:period[us|ms|s]* - use SCHED_DEADLINE with *runtime* and *period* in nanosec…
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| /openbmc/phosphor-dbus-interfaces/yaml/xyz/openbmc_project/Telemetry/ |
| H A D | Report.interface.yaml | 54 Defines period of time in milliseconds when readings are updated.
86 Store maximal reading during defined time period.
89 Store minimal reading during defined time period.
92 Calculate average of readings during defined time period.
95 Calculate sum of readings over defined time period.
108 After period of time defined by Interval property.
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| /openbmc/linux/drivers/watchdog/ |
| H A D | wdat_wdt.c | 44 unsigned int period; member
282 periods = timeout * 1000 / wdat->period; in wdat_wdt_set_timeout()
295 return periods * wdat->period / 1000; in wdat_wdt_get_timeleft()
343 wdat->period = tbl->timer_period; in wdat_wdt_probe()
344 wdat->wdd.min_timeout = DIV_ROUND_UP(wdat->period * tbl->min_count, 1000); in wdat_wdt_probe()
345 wdat->wdd.max_timeout = wdat->period * tbl->max_count / 1000; in wdat_wdt_probe()
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| /openbmc/linux/drivers/scsi/aic7xxx/ |
| H A D | aic7xxx_core.c | 2232 *period = 0; in ahc_devlimited_syncrate()
2236 *period = max(*period, (u_int)transinfo->period); in ahc_devlimited_syncrate()
2280 if (*period <= syncrate->period) { in ahc_find_syncrate()
2293 *period = syncrate->period; in ahc_find_syncrate()
2444 if (tinfo->curr.period != tinfo->goal.period in ahc_update_neg_request()
2484 period = 0; in ahc_set_syncrate()
2492 tinfo->user.period = period; in ahc_set_syncrate()
2498 tinfo->goal.period = period; in ahc_set_syncrate()
2558 tinfo->curr.period = period; in ahc_set_syncrate()
2962 period = tinfo->goal.period; in ahc_build_transfer_msg()
[all …]
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| H A D | aic79xx_core.c | 3698 *period = 0; in ahd_devlimited_syncrate()
3701 *period = max(*period, (u_int)transinfo->period); in ahd_devlimited_syncrate()
3723 *period = 0; in ahd_find_syncrate()
3831 if (tinfo->curr.period != tinfo->goal.period in ahd_update_neg_request()
3871 period = 0; in ahd_set_syncrate()
3879 tinfo->user.period = period; in ahd_set_syncrate()
3885 tinfo->goal.period = period; in ahd_set_syncrate()
3901 tinfo->curr.period = period; in ahd_set_syncrate()
4082 period = tinfo->period; in ahd_update_neg_table()
4498 u_int period; in ahd_build_transfer_msg() local
[all …]
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| /openbmc/linux/Documentation/devicetree/bindings/watchdog/ |
| H A D | cdns,wdt-r1p2.yaml | 15 a programmable reset period. The timeout period varies from 1 ms
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| /openbmc/linux/drivers/leds/ |
| H A D | leds-cht-wcove.c | 206 static int cht_wc_leds_find_freq(unsigned long period) in cht_wc_leds_find_freq() argument
208 if (period < 750) in cht_wc_leds_find_freq()
210 else if (period < 1500) in cht_wc_leds_find_freq()
212 else if (period < 3000) in cht_wc_leds_find_freq()
214 else if (period < 5000) in cht_wc_leds_find_freq()
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| /openbmc/linux/drivers/net/ethernet/aquantia/atlantic/ |
| H A D | aq_ptp.c | 367 u64 period) in aq_ptp_hw_pin_conf() argument
369 if (period) in aq_ptp_hw_pin_conf()
372 pin_index, start, (u32)period); in aq_ptp_hw_pin_conf()
376 pin_index, start, (u32)period); in aq_ptp_hw_pin_conf()
383 start, (u32)period); in aq_ptp_hw_pin_conf()
393 struct ptp_clock_time *t = &rq->perout.period; in aq_ptp_perout_pin_configure()
396 u64 start, period; in aq_ptp_perout_pin_configure() local
412 period = on ? t->sec * NSEC_PER_SEC + t->nsec : 0; in aq_ptp_perout_pin_configure()
415 if (period > U32_MAX) in aq_ptp_perout_pin_configure()
421 aq_ptp_hw_pin_conf(aq_nic, pin_index, start, period); in aq_ptp_perout_pin_configure()
[all …]
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| /openbmc/linux/Documentation/RCU/Design/Requirements/ |
| H A D | Requirements.rst | 537 | grace period when some access preceding the grace period observes the |
856 section that started before the current grace period:
862 period is known to end before the second grace period starts:
1136 heart might stop for some period of time, so the exact wait period is a
1472 grace period.
1576 grace-period processing. This evasive action causes the grace period to
1579 period.
1891 to wait for a grace period.
2531 an SRCU grace period, that grace period is waiting on a timer, and that
2573 that this grace period will be started.
[all …]
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| /openbmc/linux/drivers/net/ethernet/freescale/dpaa/ |
| H A D | dpaa_ethtool.c | 441 u32 period; in dpaa_get_coalesce() local
445 qman_portal_get_iperiod(portal, &period); in dpaa_get_coalesce()
448 c->rx_coalesce_usecs = period; in dpaa_get_coalesce()
461 u32 period, prev_period; in dpaa_set_coalesce() local
470 period = c->rx_coalesce_usecs; in dpaa_set_coalesce()
481 res = qman_portal_set_iperiod(portal, period); in dpaa_set_coalesce()
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| /openbmc/linux/arch/x86/kvm/ |
| H A D | i8254.c | 88 if (!ps->period) in __kpit_elapsed()
101 elapsed = ps->period - ktime_to_ns(remaining); in __kpit_elapsed()
279 hrtimer_add_expires_ns(&ps->timer, ps->period); in pit_timer_fn()
339 ps->period = interval; in create_pit_timer()
352 if (ps->period < min_period) { in create_pit_timer()
356 ps->period, min_period); in create_pit_timer()
357 ps->period = min_period; in create_pit_timer()
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| /openbmc/linux/Documentation/devicetree/bindings/leds/backlight/ |
| H A D | lp855x-backlight.yaml | 53 pwm-period:
56 PWM period value. Deprecated; set the period value in the pwms
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| /openbmc/linux/tools/perf/tests/ |
| H A D | hists_common.c | 187 he->ms.sym->name, he->stat.period); in print_hists_in()
216 he->ms.sym->name, he->stat.period, in print_hists_out()
217 he->stat_acc ? he->stat_acc->period : 0); in print_hists_out()
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| /openbmc/linux/Documentation/ABI/testing/ |
| H A D | sysfs-class-pwm | 50 What: /sys/class/pwm/pwmchip<N>/pwmX/period
55 Sets the PWM signal period in nanoseconds.
87 pair unsigned integers (period and duty cycle), separated by a
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