Subject: Re: [PATCH 1/3] phy: usb: Leave some clocks running during suspend
To:     Al Cooper <alcooperx@gmail.com>, linux-kernel@vger.kernel.org
Cc:     bcm-kernel-feedback-list@broadcom.com,
        Florian Fainelli <f.fainelli@gmail.com>,
        Kishon Vijay Abraham I <kishon@ti.com>,
        linux-phy@lists.infradead.org,
        =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= <rafal@milecki.pl>,
        Vinod Koul <vkoul@kernel.org>
References: <20211201180653.35097-1-alcooperx@gmail.com>
 <20211201180653.35097-2-alcooperx@gmail.com>
From:   Florian Fainelli <f.fainelli@gmail.com>
Message-ID: <1c7cdbef-75c7-6ee8-825d-840fa0124633@gmail.com>
Date:   Wed, 1 Dec 2021 12:39:57 -0800
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On 12/1/21 10:06 AM, Al Cooper wrote:
> The PHY client driver does a phy_exit() call on suspend or rmmod and
> the PHY driver needs to know the difference because some clocks need
> to be kept running for suspend but can be shutdown on unbind/rmmod
> (or if there are no PHY clients at all).
> 
> The fix is to use a PM notifier so the driver can tell if a PHY
> client is calling exit() because of a system suspend or a driver
> unbind/rmmod.
> 
> Signed-off-by: Al Cooper <alcooperx@gmail.com>

Acked-by: Florian Fainelli <f.fainelli@gmail.com>
-- 
Florian