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From: Andrew Lunn <andrew@lunn.ch>
To: Harini Katakam <harinik@xilinx.com>
Cc: Harini Katakam <harini.katakam@xilinx.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	David Miller <davem@davemloft.net>,
	Michal Simek <michal.simek@xilinx.com>,
	netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, radhey.shyam.pandey@xilinx.com
Subject: Re: [PATCH 2/2] net: gmii2rgmii: Switch priv field in mdio device structure
Date: Tue, 13 Aug 2019 15:23:21 +0200	[thread overview]
Message-ID: <20190813132321.GF15047@lunn.ch> (raw)
In-Reply-To: <CAFcVEC+DyVhLzbMdSDsadivbnZJxSEg-0kUF5_Q+mtSbBnmhSA@mail.gmail.com>

On Tue, Aug 13, 2019 at 04:46:40PM +0530, Harini Katakam wrote:
> Hi Andrew,
> 
> On Thu, Aug 1, 2019 at 9:36 AM Andrew Lunn <andrew@lunn.ch> wrote:
> >
> > On Wed, Jul 31, 2019 at 03:06:19PM +0530, Harini Katakam wrote:
> > > Use the priv field in mdio device structure instead of the one in
> > > phy device structure. The phy device priv field may be used by the
> > > external phy driver and should not be overwritten.
> >
> > Hi Harini
> >
> > I _think_ you could use dev_set_drvdata(&mdiodev->dev) in xgmiitorgmii_probe() and
> > dev_get_drvdata(&phydev->mdiomdio.dev) in _read_status()
> 
> Thanks for the review. This works if I do:
> dev_set_drvdata(&priv->phy_dev->mdio.dev->dev) in probe
> and then
> dev_get_drvdata(&phydev->mdio.dev) in _read_status()
> 
> i.e mdiodev in gmii2rgmii probe and priv->phy_dev->mdio are not the same.
> 
> If this is acceptable, I can send a v2.

Hi Harini

I think this is better, making use of the central driver
infrastructure, rather than inventing something new.

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)?

	Thanks
		Andrew

  reply	other threads:[~2019-08-13 13:23 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-31  9:36 [PATCH 0/2] Fix GMII2RGMII private field Harini Katakam
2019-07-31  9:36 ` [PATCH 1/2] include: mdio: Add private field to mdio structure Harini Katakam
2019-07-31  9:36 ` [PATCH 2/2] net: gmii2rgmii: Switch priv field in mdio device structure Harini Katakam
2019-08-01  4:06   ` Andrew Lunn
2019-08-13 11:16     ` Harini Katakam
2019-08-13 13:23       ` Andrew Lunn [this message]
2019-08-13 15:13         ` Harini Katakam
2019-08-13 15:38           ` Andrew Lunn
2019-09-04 14:11             ` Harini Katakam

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