From: Petr Machata <petrm@mellanox•com>
To: Andrew Lunn <andrew@lunn•ch>
Cc: "netdev@vger•kernel.org" <netdev@vger•kernel.org>,
Jiri Pirko <jiri@mellanox•com>,
Ido Schimmel <idosch@mellanox•com>,
"davem@davemloft•net" <davem@davemloft•net>,
Tariq Toukan <tariqt@mellanox•com>,
"jakub.kicinski@netronome•com" <jakub.kicinski@netronome•com>,
"stephen@networkplumber•org" <stephen@networkplumber•org>
Subject: Re: [RFC PATCH net-next 0/3] RTNL: Add link-down reason reporting
Date: Mon, 18 Mar 2019 12:11:17 +0000 [thread overview]
Message-ID: <874l80idr5.fsf@mellanox.com> (raw)
In-Reply-To: <20190316020627.GB29548@lunn.ch>
Andrew Lunn <andrew@lunn•ch> writes:
>> The party with visibility into details of this process is the driver.
>
> In the general case, i would disagree with this. It is the PHY layer
> which knows about these things. phylib and phylink. The MAC driver has
> no idea, it just sees that the carrier is off.
>
> There are however some drivers which do PHYs without using the Linux
> core code. But there are not so many of them. I would hope this code
> is designed for the general case, and can also be used by those that
> ignore the core code.
>
> Please could you explain how you see this being linked to phylib and
> phylink, without having to modify every MAC driver.
I'll take a look at how to make this work with the phy drivers. Thanks,
Petr
prev parent reply other threads:[~2019-03-18 12:12 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-15 17:56 [RFC PATCH net-next 0/3] RTNL: Add link-down reason reporting Petr Machata
2019-03-15 17:56 ` [RFC PATCH net-next 1/3] net: rtnetlink: Add link-down reason to RTNL messages Petr Machata
2019-03-16 2:26 ` Jakub Kicinski
2019-03-17 0:24 ` Michal Kubecek
2019-03-18 12:34 ` Petr Machata
2019-03-18 12:43 ` Michal Kubecek
2019-03-18 13:12 ` Andrew Lunn
2019-03-16 2:26 ` Andrew Lunn
2019-03-18 13:15 ` Petr Machata
2019-03-18 13:33 ` Andrew Lunn
2019-03-18 13:47 ` Petr Machata
2019-03-18 14:02 ` Andrew Lunn
2019-03-18 15:52 ` Stephen Hemminger
2019-03-19 10:18 ` Petr Machata
2019-03-19 11:56 ` Michal Kubecek
2019-03-19 15:42 ` Stephen Hemminger
2019-03-19 15:57 ` Petr Machata
2019-03-17 22:38 ` Roopa Prabhu
2019-03-18 0:03 ` Andrew Lunn
2019-03-28 17:59 ` Petr Machata
2019-03-28 19:51 ` Andrew Lunn
2019-04-23 13:41 ` Jiri Pirko
2019-03-18 12:15 ` Petr Machata
2019-03-15 17:56 ` [RFC PATCH net-next 2/3] mlxsw: reg: Add Port Diagnostics Database Register Petr Machata
2019-03-15 17:56 ` [RFC PATCH net-next 3/3] mlxsw: spectrum: Add rtnl_link_ops Petr Machata
2019-03-16 2:06 ` [RFC PATCH net-next 0/3] RTNL: Add link-down reason reporting Andrew Lunn
2019-03-18 12:11 ` Petr Machata [this message]
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