From mboxrd@z Thu Jan  1 00:00:00 1970
From: Zhou Wang <wangzhou.bry-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v4 1/2] mtd: hisilicon: add a new NAND controller driver
 for hisilicon hip04 Soc
Date: Mon, 01 Dec 2014 21:08:25 +0800
Message-ID: <547C6849.7060804@gmail.com>
References: <1415105221-7732-1-git-send-email-wangzhou.bry@gmail.com> <1415105221-7732-2-git-send-email-wangzhou.bry@gmail.com> <20141201092529.GM29070@brian-ubuntu>
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To: Brian Norris <computersforpeace-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: David Woodhouse <dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>, linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, caizhiyong-hv44wF8Li93QT0dZR+AlfA@public.gmane.org, haojian.zhuang-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, xuwei5-C8/M+/jPZTeaMJb+Lgu22Q@public.gmane.org, wangzhou1-C8/M+/jPZTeaMJb+Lgu22Q@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
List-Id: devicetree@vger.kernel.org

On 2014=E5=B9=B412=E6=9C=8801=E6=97=A5 17:25, Brian Norris wrote:
> I forgot to mention these comments:
>
> On Tue, Nov 04, 2014 at 08:47:00PM +0800, Zhou Wang wrote:
>> +static int hisi_nfc_remove(struct platform_device *pdev)
>> +{
>> +	struct hinfc_host *host =3D platform_get_drvdata(pdev);
>> +	struct mtd_info *mtd =3D &host->mtd;
>> +
>> +	nand_release(mtd);
>> +	dma_free_coherent(&pdev->dev, mtd->writesize + mtd->oobsize,
>> +			  host->buffer, host->dma_buffer);
>> +
>> +	return 0;
>> +}
>> +
>> +#ifdef CONFIG_PM_SLEEP
>> +static int hisi_nfc_suspend(struct platform_device *pdev,
>> +			       pm_message_t state)
>
> This is the wrong prototype. See struct dev_pm_ops.
>

My mistake here, will modify this, thanks a lot!!

>> +{
>> +	struct hinfc_host *host =3D platform_get_drvdata(pdev);
>> +
>> +	while ((hinfc_read(host, HINFC504_STATUS) & 0x1) =3D=3D 0x0)
>> +		;
>> +
>> +	while ((hinfc_read(host, HINFC504_DMA_CTRL))
>> +		& HINFC504_DMA_CTRL_DMA_START)
>> +		_cond_resched();
>> +
>> +	return 0;
>> +}
>> +
>> +static int hisi_nfc_resume(struct platform_device *pdev)
>
> Same here.
>
>> +{
>> +	int cs;
>> +	struct hinfc_host *host =3D platform_get_drvdata(pdev);
>> +	struct nand_chip *chip =3D &host->chip;
>> +
>> +	for (cs =3D 0; cs < chip->numchips; cs++)
>> +		hisi_nfc_send_cmd_reset(host, cs);
>> +	hinfc_write(host, SET_HINFC504_PWIDTH(HINFC504_W_LATCH,
>> +		    HINFC504_R_LATCH, HINFC504_RW_LATCH), HINFC504_PWIDTH);
>> +
>> +	return 0;
>> +}
>> +#endif
>> +static SIMPLE_DEV_PM_OPS(hisi_nfc_pm_ops, hisi_nfc_suspend, hisi_nf=
c_resume);
>
> Brian
>

Thanks,
Zhou Wang


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