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Message-ID: <8fe67776-e2b6-48e3-8c60-a5a4f18cd60c@lunn.ch>
Date: Mon, 19 Aug 2024 17:57:11 +0200
From: Andrew Lunn <andrew@...n.ch>
To: "Jan Petrous (OSS)" <jan.petrous@....nxp.com>
Cc: "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
Jose Abreu <joabreu@...opsys.com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Vinod Koul <vkoul@...nel.org>,
Heiner Kallweit <hkallweit1@...il.com>,
Russell King <linux@...linux.org.uk>,
Richard Cochran <richardcochran@...il.com>,
Giuseppe Cavallaro <peppe.cavallaro@...com>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-stm32@...md-mailman.stormreply.com" <linux-stm32@...md-mailman.stormreply.com>,
"linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>,
"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
dl-S32 <S32@....com>
Subject: Re: [PATCH v2 4/7] net: phy: add helper for mapping RGMII link speed
to clock rate
On Sun, Aug 18, 2024 at 09:50:46PM +0000, Jan Petrous (OSS) wrote:
> The helper rgmii_clock() implemented Russel's hint during stmmac
> glue driver review:
>
> ---
> We seem to have multiple cases of very similar logic in lots of stmmac
> platform drivers, and I think it's about time we said no more to this.
> So, what I think we should do is as follows:
>
> add the following helper - either in stmmac, or more generically
> (phylib? - in which case its name will need changing.)
As Russell pointed out, this code appears a few times in the stmmac
driver. Please include patches changing the other instances to use
this helper.
It also looks like macb, and maybe xgene_enet_hw.c could use it as
well.
Andrew
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