From: Maxime Chevallier <maxime.chevallier@bootlin.com>
To: "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc: davem@davemloft.net, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, alexis.lothore@bootlin.com,
thomas.petazzoni@bootlin.com, Andrew Lunn <andrew@lunn.ch>,
Jakub Kicinski <kuba@kernel.org>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
Florian Fainelli <f.fainelli@gmail.com>,
Heiner Kallweit <hkallweit1@gmail.com>,
Vladimir Oltean <vladimir.oltean@nxp.com>,
Ioana Ciornei <ioana.ciornei@nxp.com>,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Jose Abreu <joabreu@synopsys.com>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
Giuseppe Cavallaro <peppe.cavallaro@st.com>,
Simon Horman <simon.horman@corigine.com>,
Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
Feiyang Chen <chenfeiyang@loongson.cn>
Subject: Re: [PATCH net-next v4 4/5] net: altera_tse: explicitly disable autoscan on the regmap-mdio bus
Date: Wed, 7 Jun 2023 16:53:24 +0200 [thread overview]
Message-ID: <20230607165324.37f981f5@pc-7.home> (raw)
In-Reply-To: <ZIB3gQ7Ul5gi5/RC@shell.armlinux.org.uk>
Hello Russell,
On Wed, 7 Jun 2023 13:26:41 +0100
"Russell King (Oracle)" <linux@armlinux.org.uk> wrote:
> On Wed, Jun 07, 2023 at 03:59:40PM +0200, Maxime Chevallier wrote:
> > Set the .autoscan flag to false on the regmap-mdio bus, to avoid using a
> > random uninitialized value. We don't want autoscan in this case as the
> > mdio device is a PCS and not a PHY.
>
> Isn't this now covered by patch 1's memset of mrc?
>
Yes it is, however I thought it could be fine keeping it set explicitely
anyway, as we do have a PCS on that bus and we don't want any autoscan
happening. Since these two drivers are the first users of mdio_regmap,
my hope is that we could get these reference usages covering all fields.
Should I drop this ?
Maxime
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next prev parent reply other threads:[~2023-06-07 13:07 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-07 13:59 [PATCH net-next v4 0/5] Followup fixes for the dwmac and altera lynx conversion Maxime Chevallier
2023-06-07 13:59 ` [PATCH net-next v4 1/5] net: altera-tse: Initialize local structs before using it Maxime Chevallier
2023-06-07 13:59 ` [PATCH net-next v4 2/5] net: altera_tse: Use the correct Kconfig option for the PCS_LYNX dependency Maxime Chevallier
2023-06-07 13:59 ` [PATCH net-next v4 3/5] net: stmmac: make the pcs_lynx cleanup sequence specific to dwmac_socfpga Maxime Chevallier
2023-06-07 13:59 ` [PATCH net-next v4 4/5] net: altera_tse: explicitly disable autoscan on the regmap-mdio bus Maxime Chevallier
2023-06-07 12:26 ` Russell King (Oracle)
2023-06-07 14:53 ` Maxime Chevallier [this message]
2023-06-07 13:59 ` [PATCH net-next v4 5/5] net: dwmac_socfpga: initialize local data for mdio regmap configuration Maxime Chevallier
2023-06-07 12:28 ` Russell King (Oracle)
2023-06-07 14:54 ` Maxime Chevallier
2023-06-07 14:13 ` Russell King (Oracle)
2023-06-07 15:54 ` Simon Horman
2023-06-07 14:13 ` [PATCH net-next v4 0/5] Followup fixes for the dwmac and altera lynx conversion Russell King (Oracle)
2023-06-07 20:40 ` patchwork-bot+netdevbpf
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