linux-kernel - Re: [net-next,PATCH v2 1/2] net: stmmac: dwmac-stm32: Add test to verify if ETHCK is used before checking clk rate

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Date: Tue, 02 Jul 2024 15:45:55 +0200
From: Paolo Abeni <pabeni@...hat.com>
To: Christophe Roullier <christophe.roullier@...s.st.com>, "David S .
 Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub
 Kicinski <kuba@...nel.org>, Rob Herring <robh+dt@...nel.org>, Krzysztof
 Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley
 <conor+dt@...nel.org>,  Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>, Richard Cochran
 <richardcochran@...il.com>, Jose Abreu <joabreu@...opsys.com>, Liam
 Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Marek
 Vasut <marex@...x.de>
Cc: netdev@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-stm32@...md-mailman.stormreply.com,
 linux-arm-kernel@...ts.infradead.org,  linux-kernel@...r.kernel.org
Subject: Re: [net-next,PATCH v2 1/2] net: stmmac: dwmac-stm32: Add test to
 verify if ETHCK is used before checking clk rate

On Mon, 2024-07-01 at 08:48 +0200, Christophe Roullier wrote:
> When we want to use clock from RCC to clock Ethernet PHY (with ETHCK)
> we need to check if value of clock rate is authorized.
> If ETHCK is unused, the ETHCK frequency is 0Hz and validation fails.
> It makes no sense to validate unused ETHCK, so skip the validation.
> 
> Fixes: 582ac134963e ("net: stmmac: dwmac-stm32: Separate out external clock rate validation")
> 
> Signed-off-by: Christophe Roullier <christophe.roullier@...s.st.com>

Note that you must avoid any empty line in the tag area between the
fixes and the SoB tag.

I'll exceptionally fix the above while applying the patch, but please
run checkpatch before your next submission.

Thanks!

Paolo