linux-kernel - Re: [alsa-devel] [RFC PATCH 17/40] soundwire: bus: use runtime_pm_get

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Message-ID: <20190730155925.GT23480@smile.fi.intel.com>
Date:   Tue, 30 Jul 2019 18:59:25 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Cc:     alsa-devel@...a-project.org, linux-pm@...r.kernel.org,
        tiwai@...e.de, gregkh@...uxfoundation.org,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        linux-kernel@...r.kernel.org, vkoul@...nel.org, broonie@...nel.org,
        srinivas.kandagatla@...aro.org, jank@...ence.com,
        slawomir.blauciak@...el.com, Sanyog Kale <sanyog.r.kale@...el.com>
Subject: Re: [alsa-devel] [RFC PATCH 17/40] soundwire: bus: use
 runtime_pm_get_sync/pm when enabled

On Tue, Jul 30, 2019 at 06:58:09PM +0300, Andy Shevchenko wrote:
> On Tue, Jul 30, 2019 at 07:57:46AM -0500, Pierre-Louis Bossart wrote:
> > On 7/30/19 6:21 AM, Andy Shevchenko wrote:
> > > On Mon, Jul 29, 2019 at 05:07:39PM -0500, Pierre-Louis Bossart wrote:
> > > > On 7/26/19 2:08 PM, Andy Shevchenko wrote:

> > so marking it as last_busy+autosuspend, or using a plain vanilla put() will
> > not result in any action. I must be missing something here.
> 
> put_noidle(). Because if it failed on the first call and was resumed, put()
> will try to shut it down (since reference count goes to no-user base).

Sorry, this has to be read as (was -> wasn't)

> put_noidle(). Because if it failed on the first call and wasn't resumed, put()
> will try to shut it down (since reference count goes to no-user base).

-- 
With Best Regards,
Andy Shevchenko