Lines Matching refs:latency
31 Idle state parameters (eg entry latency) are platform specific and need to be
53 | latency |
55 | latency |
57 |<------- wakeup-latency ------->|
65 event conditions. The abort latency is assumed to be negligible
79 entry-latency: Worst case latency required to enter the idle state. The
80 exit-latency may be guaranteed only after entry-latency has passed.
85 wakeup-latency: Maximum delay between the signaling of a wake-up event and the
87 to be entry-latency + exit-latency.
99 wakeup-delay = exit-latency + max(entry-latency - (now - entry-timestamp), 0)
102 (eg waking-up) the CPU with the shortest wake-up latency.
103 The wake-up latency must take into account the entry latency if that period
109 An OS has to reliably probe the wakeup-latency since some devices can enforce
110 latency constraints guarantees to work properly, so the OS has to detect the
111 worst case wake-up latency it can incur if a CPU is allowed to enter an
281 - entry-latency-us
284 Definition: u32 value representing worst case latency in
286 The exit-latency-us duration may be guaranteed
287 only after entry-latency-us has passed.
289 - exit-latency-us
292 Definition: u32 value representing worst case latency
304 - wakeup-latency-us:
312 entry-latency-us + exit-latency-us
317 In such systems entry-latency-us + exit-latency-us
318 will exceed wakeup-latency-us by this duration.
505 entry-latency-us = <20>;
506 exit-latency-us = <40>;
514 entry-latency-us = <50>;
515 exit-latency-us = <100>;
517 wakeup-latency-us = <130>;
524 entry-latency-us = <250>;
525 exit-latency-us = <500>;
533 entry-latency-us = <600>;
534 exit-latency-us = <1100>;
536 wakeup-latency-us = <1500>;
542 entry-latency-us = <20>;
543 exit-latency-us = <40>;
551 entry-latency-us = <50>;
552 exit-latency-us = <100>;
554 wakeup-latency-us = <100>;
561 entry-latency-us = <70>;
562 exit-latency-us = <100>;
564 wakeup-latency-us = <150>;
571 entry-latency-us = <500>;
572 exit-latency-us = <1200>;
574 wakeup-latency-us = <1300>;
646 entry-latency-us = <200>;
647 exit-latency-us = <100>;
649 wakeup-latency-us = <250>;
655 entry-latency-us = <500>;
656 exit-latency-us = <1500>;
658 wakeup-latency-us = <1700>;
664 entry-latency-us = <300>;
665 exit-latency-us = <500>;
667 wakeup-latency-us = <600>;
673 entry-latency-us = <800>;
674 exit-latency-us = <2000>;
676 wakeup-latency-us = <2300>;