linux-kernel - Re: [PATCH v2] clockevents/tcb_clksrc: implement suspend/resume

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Message-ID: <926f790a-3041-69fb-1501-2c8137f1ba65@linaro.org>
Date:   Tue, 13 Jun 2017 14:21:10 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     Boris Brezillon <boris.brezillon@...e-electrons.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] clockevents/tcb_clksrc: implement suspend/resume

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@...e-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?

Should it be tagged for stable@?

Side note: the config option is in drivers/misc, any particular reason
to have it there and not in the clocksource's Kconfig?




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