Subject: [PATCH] clockevents: don't suspend/resume if unused

From: [email-masked] (Sylvain Rochet)
Date: Fri, 16 Jan 2015 10:20:14 +0100

Hello Alexandre,

On Fri, Jan 16, 2015 at 10:05:51AM +0100, Alexandre Belloni wrote:
> There is no point in calling suspend/resume for unused
> clockevents as they are already stopped and disabled.
> 
> Furthermore, it can take some time to wait for some IPs to stop counting.
> 
> Signed-off-by: Alexandre Belloni <[email-masked]>
> Reported-by: Sylvain Rochet <[email-masked]>

Indeed, this is way better from what I did.

> +		if (dev->suspend && dev->mode != CLOCK_EVT_MODE_UNUSED)

I wonder if we should use > CLOCK_EVT_MODE_SHUTDOWN
(or CLOCK_EVT_MODE_UNUSED || CLOCK_EVT_MODE_SHUTDOWN) instead of 
!CLOCK_EVT_MODE_UNUSED.

Sylvain