netdev - Re: [PATCH net-next] mdio: mdiobus: setup of

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Message-ID: <20210616082052.s56l54vycxilv5is@skbuf>
Date:   Wed, 16 Jun 2021 11:20:52 +0300
From:   Ioana Ciornei <ciorneiioana@...il.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Ioana Ciornei <ciorneiioana@...il.com>,
        "Russell King (Oracle)" <linux@...linux.org.uk>,
        davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        calvin.johnson@....nxp.com, hkallweit1@...il.com,
        Ioana Ciornei <ioana.ciornei@....com>
Subject: Re: [PATCH net-next] mdio: mdiobus: setup of_node for the MDIO device

On Tue, Jun 15, 2021 at 11:31:47PM +0200, Andrew Lunn wrote:
> > The fwnode_operations declared in drivers/acpi/property.c also suggest
> > the ACPI fwnodes are not refcounted.
> 
> Is this because ACPI is not dynamic, unlike DT, where you can
> add/remove overlays at runtime?
> 

I am really not an expert here but the git history suggests so, yes.

Without the CONFIG_OF_DYNAMIC enabled, the fwnode_handle_get() call is
actually a no-op even in the OF case.

Ioana