linux-kernel - Re: [PATCH v2] PM / suspend: Add suspend_target

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Message-ID: <2615c143-6cb2-1b89-d453-921306d665b6@gmail.com>
Date:   Mon, 17 Jul 2017 14:21:42 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Pavel Machek <pavel@....cz>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        linux-pm <linux-pm@...r.kernel.org>,
        Thibaud Cornic <thibaud_cornic@...madesigns.com>,
        JB <jb_lescher@...madesigns.com>, Mason <slash.tmp@...e.fr>,
        Kevin Hilman <khilman@...nel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2] PM / suspend: Add suspend_target_state()

On 07/17/2017 02:03 PM, Rafael J. Wysocki wrote:
> On Mon, Jul 17, 2017 at 10:16 PM, Pavel Machek <pavel@....cz> wrote:
>> Hi!
>>
>>> Have the core suspend/resume framework store the system-wide suspend
>>> state (suspend_state_t) we are about to enter, and expose it to drivers
>>> via suspend_target_state() in order to retrieve that. The state is
>>> assigned in suspend_devices_and_enter().
>>
>> Do we really want to have variable + inline functions that just read
>> that variable?
> 
> Florian, Pavel is right, you can simply export the variable.
> 
> Anything accessing it should go under CONFIG_PM_SLEEP anyway.

Alright then, I will just export it. Stay tuned.
-- 
Florian