linux-kernel - Re: [PATCH 10/12] mfd: intel-m10-bmc: Add PMCI driver

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Date:   Mon, 14 Nov 2022 10:18:14 +0800
From:   Xu Yilun <yilun.xu@...el.com>
To:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc:     linux-fpga@...r.kernel.org, Wu Hao <hao.wu@...el.com>,
        Tom Rix <trix@...hat.com>, Moritz Fischer <mdf@...nel.org>,
        Lee Jones <lee@...nel.org>,
        Matthew Gerlach <matthew.gerlach@...ux.intel.com>,
        Russ Weight <russell.h.weight@...el.com>,
        Tianfei zhang <tianfei.zhang@...el.com>,
        Mark Brown <broonie@...nel.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 10/12] mfd: intel-m10-bmc: Add PMCI driver

On 2022-11-11 at 15:16:42 +0200, Ilpo Järvinen wrote:
> On Fri, 11 Nov 2022, Xu Yilun wrote:
> > On 2022-11-08 at 16:43:03 +0200, Ilpo Järvinen wrote:
> 
> > > +static int pmci_probe(struct dfl_device *ddev)
> > > +{
> > > +	struct device *dev = &ddev->dev;
> > > +	struct pmci_device *pmci;
> > > +
> > > +	pmci = devm_kzalloc(dev, sizeof(*pmci), GFP_KERNEL);
> > > +	if (!pmci)
> > > +		return -ENOMEM;
> > > +
> > > +	pmci->m10bmc.dev = dev;
> > > +	pmci->dev = dev;
> > 
> > I don't see its usage.
> 
> It's used by dev_err() in patch 11/12.

I see. But is m10bmc.dev already good enough for the usage?

Thanks,
Yilun