From: Mark Brown <broonie@kernel.org>
To: Kevin Hilman <khilman@linaro.org>
Cc: Aaron Lu <aaron.lu@intel.com>, "Rafael J. Wysocki" <rjw@sisk.pl>,
Mika Westerberg <mika.westerberg@linux.intel.com>,
linux-i2c@vger.kernel.org, Wolfram Sang <wsa@the-dreams.de>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
Lv Zheng <lv.zheng@intel.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH RESEND 1/2] i2c: prepare runtime PM support for I2C client devices
Date: Thu, 12 Sep 2013 23:01:38 +0100 [thread overview]
Message-ID: <20130912220138.GY29403@sirena.org.uk> (raw)
In-Reply-To: <87eh8trbob.fsf@linaro.org>
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On Thu, Sep 12, 2013 at 02:07:48PM -0700, Kevin Hilman wrote:
> IMO, this decision belongs to the PM domain, not to the core. We have
> an established legacy with the current core default (auto) and changing
> that means lots of breakage.
Yup.
> The "forbid by default" can just as easily be handled in the PM domain
> for the group of devices that need it, so why not do it there?
Or at the device level - I'd guess most I2C devices won't end up in a
domain outside of ACPI. Mika's latest version of the patches address
this issue, the default is left alone.
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next prev parent reply other threads:[~2013-09-12 22:02 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-09 13:34 [PATCH RESEND 0/2] runtime PM support for I2C clients Mika Westerberg
2013-09-09 13:34 ` [PATCH RESEND 1/2] i2c: prepare runtime PM support for I2C client devices Mika Westerberg
2013-09-09 15:40 ` Mark Brown
2013-09-10 7:51 ` Mika Westerberg
2013-09-10 11:38 ` Rafael J. Wysocki
2013-09-10 12:27 ` Mark Brown
2013-09-10 14:26 ` Mika Westerberg
2013-09-10 16:13 ` Mark Brown
2013-09-10 20:04 ` Rafael J. Wysocki
2013-09-10 21:35 ` Mark Brown
2013-09-10 22:32 ` Rafael J. Wysocki
2013-09-11 1:01 ` Aaron Lu
2013-09-11 9:55 ` Mark Brown
2013-09-11 11:05 ` Mika Westerberg
2013-09-11 11:14 ` Mark Brown
2013-09-11 11:24 ` Mika Westerberg
2013-09-12 21:07 ` Kevin Hilman
2013-09-12 22:01 ` Mark Brown [this message]
2013-09-09 13:34 ` [PATCH RESEND 2/2] i2c: attach/detach I2C client device to the ACPI power domain Mika Westerberg
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