From: Andrew Lunn <andrew@lunn.ch>
To: Grygorii Strashko <grygorii.strashko@ti.com>
Cc: "Russell King (Oracle)" <linux@armlinux.org.uk>,
"David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, Jakub Kicinski <kuba@kernel.org>,
Heiner Kallweit <hkallweit1@gmail.com>,
Florian Fainelli <f.fainelli@gmail.com>,
linux-kernel@vger.kernel.org,
Vignesh Raghavendra <vigneshr@ti.com>
Subject: Re: [RFC PATCH] net: phy/mdio: enable mmd indirect access through phy_mii_ioctl()
Date: Wed, 3 Nov 2021 01:27:31 +0100 [thread overview]
Message-ID: <YYHXcyCOPiUkk8Tz@lunn.ch> (raw)
In-Reply-To: <8d24c421-064c-9fee-577a-cbbf089cdf33@ti.com>
> > What i find interesting is that you and the other resent requester are
> > using the same user space tool. If you implement C45 over C22 in that
> > tool, you get your solution, and it will work for older kernels as
> > well. Also, given the diverse implementations of this IOTCL, it
> > probably works for more drivers than just those using phy_mii_ioctl().
>
> Do you mean change uapi, like
> add mdio_phy_id_is_c45_over_c22() and
> flag #define MDIO_PHY_ID_C45_OVER_C22 0x4000?
No, i mean user space implements C45 over C22. Make phytool write
MII_MMD_CTRL and MII_MMD_DATA to perform a C45 over C22.
Andrew
next prev parent reply other threads:[~2021-11-03 0:27 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-01 18:28 [RFC PATCH] net: phy/mdio: enable mmd indirect access through phy_mii_ioctl() Grygorii Strashko
2021-11-01 19:33 ` Andrew Lunn
2021-11-01 19:54 ` Russell King (Oracle)
2021-11-02 0:49 ` Andrew Lunn
2021-11-02 12:39 ` Russell King (Oracle)
2021-11-02 17:13 ` Andrew Lunn
2021-11-02 19:46 ` Sean Anderson
2021-11-02 23:38 ` Russell King (Oracle)
2021-11-04 15:05 ` Sean Anderson
2021-11-02 17:19 ` Grygorii Strashko
2021-11-02 17:41 ` Russell King (Oracle)
2021-11-02 18:37 ` Grygorii Strashko
2021-11-02 19:12 ` Grygorii Strashko
2021-11-02 21:46 ` Andrew Lunn
2021-11-02 22:22 ` Grygorii Strashko
2021-11-03 0:27 ` Andrew Lunn [this message]
2021-11-03 18:42 ` Grygorii Strashko
2021-11-03 19:36 ` Andrew Lunn
2021-11-04 11:17 ` Tobias Waldekranz
2021-11-04 12:35 ` Russell King (Oracle)
2021-11-04 12:40 ` Russell King (Oracle)
2021-11-04 13:13 ` Tobias Waldekranz
2021-11-04 13:06 ` Tobias Waldekranz
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