Messages in this thread | | | Subject | Re: [RFC/PATCH 00/11] arm: omap: counter32k rework | From | Daniel Lezcano <> | Date | Fri, 2 Oct 2015 00:12:21 +0200 |
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On 09/30/2015 04:49 PM, Arnd Bergmann wrote: > On Wednesday 30 September 2015 16:42:21 Arnd Bergmann wrote: >> >> TEGRA folks: the tegra_read_persistent_clock() implementation apparently >> predates the Tegra RTC driver and I wonder if they actually do the >> right thing in combination. Could it be that the wall time forwards >> twice as fast as it should during resume when the RTC driver is loaded? >> Could it be that we can simply remove tegra_read_persistent_clock() >> and the register_persistent_clock() infrastructure? >> > > I found the 'sleeptime_injected' variable now, which takes care of > forwarding the clock by the correct amount. > > I also found the CLOCK_SOURCE_SUSPEND_NONSTOP flag next to it, which > should let us use the counter32k driver to provide the correct > time during suspend without the omap_read_persistent_clock() function. > We should be able to just delete that code. > > If we decide to also delete the tegra_read_persistent_clock() > function, we can remove the registration too.
+1
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