linux-kernel - Re: [PATCH 2/4] net: stmmac: Add Toshiba Visconti SoCs glue driver

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Message-ID: <20210215151413.oqq5o6kzhmhlnc5d@toshiba.co.jp>
Date:   Tue, 16 Feb 2021 00:14:13 +0900
From:   Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Jose Abreu <joabreu@...opsys.com>, arnd@...nel.org,
        devicetree@...r.kernel.org, netdev@...r.kernel.org,
        punit1.agrawal@...hiba.co.jp, yuji2.ishikawa@...hiba.co.jp,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] net: stmmac: Add Toshiba Visconti SoCs glue driver

Hi,

On Mon, Feb 15, 2021 at 11:22:33AM +0200, Leon Romanovsky wrote:
> On Mon, Feb 15, 2021 at 04:28:09PM +0900, Nobuhiro Iwamatsu wrote:
> >
> > I have received your point out and have sent an email with the content
> > to remove this line. But it may not have arrived yet...
> >
> > > Why did you use "def_bool y" and not "default y"? Isn't it supposed to be
> > > "depends on STMMAC_ETH"? And probably it shouldn't be set as a default as "y".
> > >
> >
> > The reason why "def_bool y" was set is that the wrong fix was left when
> > debugging. Also, I don't think it is necessary to set "default y".
> > This is also incorrect because it says "bool" Toshiba Visconti DWMAC
> > support "". I change it to trustate in the new patch.
> >
> > And this driver is enabled when STMMAC_PLATFORM was Y. And STMMAC_PLATFORM
> > depends on STMMAC_ETH.
> > So I understand that STMMAC_ETH does not need to be dependents. Is this
> > understanding wrong?
> 
> This is correct understanding, just need to clean other entries in that
> Kconfig that depends on STMMAC_ETH.

OK, thanks.

Best regards,
  Nobuhiro