linux-kernel - Re: [PATCH v3 2/5] dt-bindings: phy: Add ARTPEC-8 PCIe phy

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Date:   Wed, 22 Jun 2022 16:06:25 +0900
From:   Wangseok Lee <wangseok.lee@...sung.com>
To:     Bjorn Helgaas <helgaas@...nel.org>
CC:     Krzysztof Kozlowski <krzk@...nel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzk+dt@...nel.org" <krzk+dt@...nel.org>,
        "kishon@...com" <kishon@...com>,
        "vkoul@...nel.org" <vkoul@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jesper.nilsson@...s.com" <jesper.nilsson@...s.com>,
        "lars.persson@...s.com" <lars.persson@...s.com>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "linux-phy@...ts.infradead.org" <linux-phy@...ts.infradead.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "kw@...ux.com" <kw@...ux.com>,
        "linux-arm-kernel@...s.com" <linux-arm-kernel@...s.com>,
        "kernel@...s.com" <kernel@...s.com>,
        Moon-Ki Jun <moonki.jun@...sung.com>,
        Sang Min Kim <hypmean.kim@...sung.com>,
        Dongjin Yang <dj76.yang@...sung.com>,
        Yeeun Kim <yeeun119.kim@...sung.com>
Subject: Re: [PATCH v3 2/5] dt-bindings: phy: Add ARTPEC-8 PCIe phy

On 22/06/2022 06:23, Bjorn Helgaas wrote:
> On Mon, Jun 20, 2022 at 05:38:21PM +0900, Wangseok Lee wrote:
>> On 17/06/2022 07:59, Krzysztof Kozlowski wrote:
>> > On 13/06/2022 18:29, Wangseok Lee wrote:
>> >> Add description to support Axis, ARTPEC-8 SoC.
>> >> ARTPEC-8 is the SoC platform of Axis Communications
>> >> and PCIe phy is designed based on SAMSUNG PHY.
>> > 
>> > No improvements here. On v2 I gave you link pointing to specific
>> > paragraph of our documentation which you need to apply - wrong wrapping.
>> > Is there something unclear here?
>> > 
>> > Please
>> > do
>> > not
>> > wrap
>> > in
>> > different
>> > style.
>> 
>> I think i misunderstood your review comment.
> 
> Krzysztof was pointing out that your commit log:
> 
>   Add description to support Axis, ARTPEC-8 SoC.
>   ARTPEC-8 is the SoC platform of Axis Communications
>   and PCIe phy is designed based on SAMSUNG PHY.
> 
> only fills about 50 columns, and if you run "git log", most commit logs
> fill about 75 columns so that when git adds 4 spaces of indentation, they
> fit nicely in an 80-column terminal and take advantage of the whole width.
> 
> It's easier to read when all the commit logs are roughly the same
> width.  So please wrap yours to something like this:
> 
>   Add description to support Axis, ARTPEC-8 SoC.  ARTPEC-8 is the SoC
>   platform of Axis Communications and PCIe PHY is designed based on Samsung
>   PHY.
> 
> The PCI driver the commit log is:
> 
>   Add support Axis, ARTPEC-8 SoC.
>   ARTPEC-8 is the SoC platform of Axis Communications.
> 
>   This is based on arm64 and support GEN4 & 2lane.
>   This PCIe controller is based on DesignWare Hardware core and uses DesignWa
>   re core functions to implement the driver.
> 
>   "pcie-artpec6. c" supports artpec6 and artpec7 H/W.
>   artpec8 can not be expanded because H/W configuration is completely differe
>   nt from artpec6/7.
>   phy and sub controller are different.
> 
> This should be similarly rewrapped to fill 75 columns.  The short lines are
> a signal to the reader that "this is the last line of a paragraph, so
> expect a new paragraph to follow."
> 
> But in commit logs, paragraphs are typically separated by blank lines, so a
> short line followed not by a blank line but by text that *could* fit on the
> previous short line is a confusing signal.
> 
> This similar to the Wikipedia style:
> https://en.wikipedia.org/wiki/Wikipedia:Manual_of_Style/Layout#Paragraphs
> 
> The PCI driver commit log should also join "DesignWare" and "different",
> which are currently split across lines.
> 
>> I will modify it as below.
>> s/SAMSUNG PHY/Samsung phy
> 
> "PHY" is typically all caps in English text, e.g., see examples here:
> https://en.wikipedia.org/wiki/Physical_layer#PHY
> 
> Bjorn

Thank you very much for your detailed review.
I will fix the commit msgs as your description.

Best regards,
Wangseok Lee