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SubjectRE: [PATCH] net: stmmac: Add SMC support for EMAC System Manager register
Date
> -----Original Message-----
> From: David Miller [mailto:davem@davemloft.net]
> Sent: Tuesday, August 14, 2018 12:48 AM
> To: Ooi, Joyce <joyce.ooi@intel.com>
> Cc: peppe.cavallaro@st.com; alexandre.torgue@st.com;
> joabreu@synopsys.com; netdev@vger.kernel.org; linux-kernel@vger.kernel.org;
> Ong, Hean Loong <hean.loong.ong@intel.com>; Vandervennet, Yves
> <yves.vandervennet@intel.com>
> Subject: Re: [PATCH] net: stmmac: Add SMC support for EMAC System Manager
> register
>
> From: "Ooi, Joyce" <joyce.ooi@intel.com>
> Date: Sun, 12 Aug 2018 23:41:34 -0700
>
> > As there is restriction to access to EMAC System Manager registers in
> > the kernel for Intel Stratix10, the use of SMC calls are required and
> > added in dwmac-socfpga driver.
> >
> > Signed-off-by: Ooi, Joyce <joyce.ooi@intel.com>
> > ---
> > This patch is dependent on https://lkml.org/lkml/2018/7/26/624
>
> I guess I cannot apply this to my networking tree then.
>
> I would suggest that you make a helper in a header file which dos the special
> SMC EMAC accesses, or alternatively the regular regmap access, based upon the
> CPP ifdef.
Could you please explain what you mean by 'a helper in a header file'?

Thanks.
>
> That way you won't have to put all of those CPP tests in the foo.c code.
>
> Thanks.

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