Re: [PATCH v2 1/3] PM/pm_runtime: move autosuspend on hrtimer

2018-12-19 Thread Ulf Hansson
On Fri, 14 Dec 2018 at 15:22, Vincent Guittot wrote: > > pm runtime uses the timer infrastructure for autosuspend. This implies that > the minimum time before autosuspending a device is in the range > of 1 tick included to 2 ticks excluded > -On arm64 this means between 4ms and 8ms with default

[PATCH v2 1/3] PM/pm_runtime: move autosuspend on hrtimer

2018-12-14 Thread Vincent Guittot
pm runtime uses the timer infrastructure for autosuspend. This implies that the minimum time before autosuspending a device is in the range of 1 tick included to 2 ticks excluded -On arm64 this means between 4ms and 8ms with default jiffies configuration -And on arm, it is between 10ms and 20ms