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From: Sven Van Asbroeck <thesven73@gmail.com>
To: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
	linux-pwm@vger.kernel.org, linux-kernel@vger.kernel.org,
	clemens.gruber@pqgruber.com, andriy.shevchenko@linux.intel.com,
	Sven Van Asbroeck <TheSven73@googlemail.com>
Subject: Re: [PATCH 1/1] pwm: pca9685: fix gpio-only operation.
Date: Mon, 10 Apr 2017 23:35:39 -0400	[thread overview]
Message-ID: <CAGngYiVpWa9qrTFn9BmTahgyBZDsX22vjfjL=4JZUMV9W+nxmw@mail.gmail.com> (raw)
In-Reply-To: <20170410103320.GG2957@lahna.fi.intel.com>

> How about implementing a real runtime PM in the driver? Then when the
> device is idle regardless of whether it is GPIO or PWM, the SLEEP bit is
> set and cleared accordingly.

You mean: increase the runtime_pm refcnt when a pwm/gpio is enabled,
and vice versa ? And don't touch the refcnt on pwm/gpio export/unexport?

Neat. I will test such a solution and try to post it within the next few days.

  parent reply	other threads:[~2017-04-11  3:35 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-09 16:11 [PATCH 0/1] pwm: pca9685: fix gpio-only operation Sven Van Asbroeck
2017-04-09 16:11 ` [PATCH 1/1] " Sven Van Asbroeck
2017-04-10 10:33   ` Mika Westerberg
2017-04-10 16:08     ` Sven Van Asbroeck
2017-04-11  3:35     ` Sven Van Asbroeck [this message]
2017-04-11  9:11       ` Mika Westerberg

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