diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-08-30 17:02:59 +0200 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2019-09-02 15:57:54 +0100 |
| commit | 06c3145deee1cb8de536ca26c52851cc2fc31449 (patch) | |
| tree | 4ce9d77164a99b1e44eeea0dd2d21f3bd6fc9f15 /Documentation/devicetree/bindings/arm | |
| parent | fb2d23291bf1dc2351152f218eaf9513b4bad1e1 (diff) | |
dt-bindings: arm: idle-states: Correct references to wake-up delay
The paragraph explains the use of wakup-delay, as defined above.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/arm')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/idle-states.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/arm/idle-states.txt b/Documentation/devicetree/bindings/arm/idle-states.txt index 610b16c28d99..6e651b7e62c3 100644 --- a/Documentation/devicetree/bindings/arm/idle-states.txt +++ b/Documentation/devicetree/bindings/arm/idle-states.txt @@ -99,8 +99,8 @@ of an idle state, e.g.: wakeup-delay = exit-latency + max(entry-latency - (now - entry-timestamp), 0) In other words, the scheduler can make its scheduling decision by selecting -(e.g. waking-up) the CPU with the shortest wake-up latency. -The wake-up latency must take into account the entry latency if that period +(e.g. waking-up) the CPU with the shortest wake-up delay. +The wake-up delay must take into account the entry latency if that period has not expired. The abortable nature of the PREP period can be ignored if it cannot be relied upon (e.g. the PREP deadline may occur much sooner than the worst case since it depends on the CPU operating conditions, i.e. caches |