linux-kernel - RE: [PATCH v10 6/9] LPC: Support the LPC host on Hip06/Hip07 with DT bindings

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Date:   Thu, 9 Nov 2017 10:05:14 +0000
From:   Gabriele Paoloni <gabriele.paoloni@...wei.com>
To:     dann frazier <dann.frazier@...onical.com>
CC:     "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "frowand.list@...il.com" <frowand.list@...il.com>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "rafael@...nel.org" <rafael@...nel.org>,
        "arnd@...db.de" <arnd@...db.de>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "brian.starkey@....com" <brian.starkey@....com>,
        "olof@...om.net" <olof@...om.net>,
        "benh@...nel.crashing.org" <benh@...nel.crashing.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        Linuxarm <linuxarm@...wei.com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "minyard@....org" <minyard@....org>,
        John Garry <john.garry@...wei.com>,
        "xuwei (O)" <xuwei5@...ilicon.com>,
        "zhichang.yuan" <yuanzhichang@...ilicon.com>
Subject: RE: [PATCH v10 6/9] LPC: Support the LPC host on Hip06/Hip07 with
 DT bindings


Hi Dann

[...]

> > +
> > +#define START_WORK		0x01
> 
> Any reason not to put this in the LPC_ namespace as well?

No, not really. We'll make it consistent in the next patchset 

> 
> > +/* The minimal nanosecond interval for each query on LPC cycle
> status. */

[...]

> > + * hisilpc_target_in - trigger a series of lpc cycles to read
> required data
> > + *		       from target peripheral.
> > + * @pdev: pointer to hisi lpc device
> 
> It's now lpcdev
> 

Thanks, we'll change it.

> > + * @para: some parameters used to control the lpc I/O operations

[...]

> > + * @pio: the target I/O port address.
> 
> @outval & @pio are in the opposite order of the actual function

Thanks, we'll change it.

> 

[...]

> > +		lpcdev->io_host->devpara = NULL;
> > +		dev_err(dev, "OF: scan hisilpc children got failed(%d)\n",
> > +			ret);
> 
> nit: Maybe "OF: scanning hisilpc children failed(%d)" ?
> 

Yes, thanks we'll change it.

> > +		return ret;
> > +	}
> > +
> > +	dev_info(dev, "hslpc end probing. range[%pa - sz:%pa]\n",
> > +		&lpcdev->io_host->io_start,
> > +		&lpcdev->io_host->size);
> > +
> > +	return ret;
> > +}
> 
> 
>  -dann