linux-kernel - Re: [PATCH 2/2] net: gmii2rgmii: Switch priv field in mdio device structure

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Date:   Tue, 13 Aug 2019 17:38:20 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Harini Katakam <harinik@...inx.com>
Cc:     Harini Katakam <harini.katakam@...inx.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        David Miller <davem@...emloft.net>,
        Michal Simek <michal.simek@...inx.com>, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        radhey.shyam.pandey@...inx.com
Subject: Re: [PATCH 2/2] net: gmii2rgmii: Switch priv field in mdio device
 structure

> > The kernel does have a few helper, spi_get_drvdata, pci_get_drvdata,
> > hci_get_drvdata. So maybe had add phydev_get_drvdata(struct phy_device
> > *phydev)?
> 
> Maybe phydev_mdio_get_drvdata? Because the driver data member available is
> phydev->mdio.dev.driver_data.

I still prefer phydev_get_drvdata(). It fits with the X_get_drvdata()
pattern, where X is the type of parameter passed to the call, spi,
pci, hci.

We can also add mdiodev_get_drvdata(mdiodev). A few DSA drivers could
use that.

   Andrew