From: Vladimir Oltean <olteanv@gmail.com>
To: "Álvaro Fernández Rojas" <noltari@gmail.com>
Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, robh+dt@kernel.org,
krzysztof.kozlowski+dt@linaro.org, f.fainelli@gmail.com,
jonas.gorski@gmail.com, andrew@lunn.ch, hkallweit1@gmail.com,
linux@armlinux.org.uk, netdev@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] net: dsa: b53: mmap: register MDIO Mux bus controller
Date: Fri, 17 Mar 2023 13:51:15 +0200 [thread overview]
Message-ID: <20230317115115.s32r52rz3svuj4ed@skbuf> (raw)
In-Reply-To: <20230317113427.302162-3-noltari@gmail.com>
On Fri, Mar 17, 2023 at 12:34:26PM +0100, Álvaro Fernández Rojas wrote:
> b53 MMAP devices have a MDIO Mux bus controller that must be registered after
> properly initializing the switch. If the MDIO Mux controller is registered
> from a separate driver and the device has an external switch present, it will
> cause a race condition which will hang the device.
Could you describe the race in more details? Why does it hang the device?
next prev parent reply other threads:[~2023-03-17 11:51 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-17 11:34 [PATCH 0/3] net: dsa: b53: mmap: add MDIO Mux bus controller Álvaro Fernández Rojas
2023-03-17 11:34 ` [PATCH 1/3] dt-bindings: net: move bcm6368-mdio-mux bindings to b53 Álvaro Fernández Rojas
2023-03-19 11:35 ` Krzysztof Kozlowski
2023-03-17 11:34 ` [PATCH 2/3] net: dsa: b53: mmap: register MDIO Mux bus controller Álvaro Fernández Rojas
2023-03-17 11:51 ` Vladimir Oltean [this message]
2023-03-17 12:06 ` Álvaro Fernández Rojas
2023-03-17 13:04 ` Vladimir Oltean
2023-03-17 14:17 ` Álvaro Fernández Rojas
2023-03-17 14:29 ` Vladimir Oltean
2023-03-17 16:23 ` Álvaro Fernández Rojas
2023-03-17 16:41 ` Florian Fainelli
2023-03-17 16:44 ` Álvaro Fernández Rojas
2023-03-19 9:45 ` Álvaro Fernández Rojas
2023-03-20 10:27 ` Jonas Gorski
2023-03-20 15:21 ` Álvaro Fernández Rojas
2023-03-17 16:26 ` Andrew Lunn
2023-03-17 16:30 ` Álvaro Fernández Rojas
2023-03-17 16:37 ` Andrew Lunn
2023-03-17 11:34 ` [PATCH 3/3] net: mdio: remove BCM6368 MDIO mux bus driver Álvaro Fernández Rojas
2023-03-19 11:36 ` Krzysztof Kozlowski
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