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Groups > linux.kernel > #1664789
| From | Alexandre Belloni <alexandre.belloni@free-electrons.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2] clockevents/tcb_clksrc: implement suspend/resume |
| Date | 2017-06-13 14:30 +0200 |
| Message-ID | <tRT7j-7UN-9@gated-at.bofh.it> (permalink) |
| References | <tGnu9-7Y-11@gated-at.bofh.it> <tRT7j-7UN-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 13/06/2017 at 14:21:10 +0200, Daniel Lezcano wrote: > On 12/05/2017 20:22, Alexandre Belloni wrote: > > On sama5d2, power to the core may be cut while entering suspend mode. It is > > necessary to save and restore the TCB registers. > > > > Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> > > The context will be saved/restored on all the platforms (other than > sama5d2) using this timer even if the clock is not powered down. Is that ok? > Yes, that is fine. There is not much we can do here until we can determine what is the target suspend state from the drivers. > Should it be tagged for stable@? > No because support for this suspend mode is not yet upstream. > Side note: the config option is in drivers/misc, any particular reason > to have it there and not in the clocksource's Kconfig? > Mostly historical, this is changed in the other series. -- Alexandre Belloni, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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Re: [PATCH v2] clockevents/tcb_clksrc: implement suspend/resume Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2017-06-13 14:30 +0200 Re: [PATCH v2] clockevents/tcb_clksrc: implement suspend/resume Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-06-13 14:40 +0200
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