From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Lunn <andrew@lunn.ch>
Subject: Re: [PATCH] Revert "ata: sata_mv: Convert to devm_ioremap_resource()"
Date: Wed, 24 May 2017 15:12:37 +0200
Message-ID: <20170524131237.GA24980@lunn.ch>
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To: Gregory CLEMENT <gregory.clement@free-electrons.com>
Cc: Tejun Heo <tj@kernel.org>, Andy Shevchenko <andriy.shevchenko@linux.intel.com>, Jason Cooper <jason@lakedaemon.net>, linux-ide@vger.kernel.org

> However, as the same set of register are accessed by two drivers, is
> there a risk for a race condition ?

Hi Gregory

I checked this when i wrote the PHY driver.

phy_power_on() and phy_power_off() are only used in the probe and
remove function. Everything is done synchronously. So there is no
chance of a race.

       Andrew