linux-kernel - Re: [PATCH] riscv: move sifive_l2

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Message-ID: <20190907044017.GB21510@lst.de>
Date:   Sat, 7 Sep 2019 06:40:17 +0200
From:   Christoph Hellwig <hch@....de>
To:     Paul Walmsley <paul.walmsley@...ive.com>
Cc:     Christoph Hellwig <hch@....de>, palmer@...ive.com, bp@...en8.de,
        mchehab@...nel.org, linux-riscv@...ts.infradead.org,
        linux-edac@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] riscv: move sifive_l2_cache.c to drivers/soc

On Fri, Sep 06, 2019 at 03:36:09PM -0700, Paul Walmsley wrote:
> One other comment on this patch:
> 
> On Fri, 6 Sep 2019, Paul Walmsley wrote:
> 
> > On Sun, 18 Aug 2019, Christoph Hellwig wrote:
> >
> > > diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
> > > index 200c04ce5b0e..9241b3e7a050 100644
> > > --- a/drivers/edac/Kconfig
> > > +++ b/drivers/edac/Kconfig
> > > @@ -462,7 +462,7 @@ config EDAC_ALTERA_SDMMC
> > >  
> > >  config EDAC_SIFIVE
> > >  	bool "Sifive platform EDAC driver"
> > > -	depends on EDAC=y && RISCV
> > > +	depends on EDAC=y && SIFIVE_L2
> 
> Since the guidance from the EDAC maintainers is that this driver is to be 
> a platform driver -- which would, for example, also include EDAC support for 
> other IP blocks (e.g., DRAM controllers) on SiFive SoCs -- this should 
> depend on SOC_SIFIVE, not SIFIVE_L2.

But as-is without major changes it depends on SIFIVE_L2.  And given that
it supports nothing else as-is there is no point in making the code
conditional either.