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From: Leo Yan <leo.yan-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Russell King - ARM Linux <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>
Cc: Wei Xu <xuwei5-C8/M+/jPZTeaMJb+Lgu22Q@public.gmane.org>,
	Dan Zhao <dan.zhao-C8/M+/jPZTeaMJb+Lgu22Q@public.gmane.org>,
	zhenwei.wang-C8/M+/jPZTeaMJb+Lgu22Q@public.gmane.org,
	Haojian Zhuang
	<haojian.zhuang-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Bintian Wang
	<bintian.wang-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>,
	mturquette-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 1/4] clk: hisi: add API for allocation clk data struct
Date: Fri, 27 Mar 2015 09:48:34 +0800	[thread overview]
Message-ID: <20150327014834.GA4902@leoy-linaro> (raw)
In-Reply-To: <20150326141834.GI8656-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>

hi Russell,

On Thu, Mar 26, 2015 at 02:18:34PM +0000, Russell King - ARM Linux wrote:
> On Thu, Mar 26, 2015 at 07:13:36PM +0800, Leo Yan wrote:
> > +struct hisi_clock_data __init *hisi_clk_init(struct device_node *np,
> > +					     int nr_clks)
> > +{
> > +	struct hisi_clock_data *clk_data;
> > +	void __iomem *base;
> > +
> > +	if (np) {
> > +		base = of_iomap(np, 0);
> > +		if (!base) {
> > +			pr_err("failed to map Hisilicon clock registers\n");
> > +			return NULL;
> > +		}
> > +		printk("%s: base %p\n", __func__, base);
> 
> Did you leave your debugging in?

Sorry, will remove it.

> > +	} else {
> > +		pr_err("failed to find Hisilicon clock node in DTS\n");
> > +		return NULL;
> > +	}
> 
> I know you're mostly only moving this code, but it would be far better if
> it were written:
> 
> 	if (!np) {
> 		pr_err("failed to find Hisilicon clock node in DTS\n");
> 		return NULL;
> 	}
> 
> 	base = of_iomap(np, 0);
> 	if (!base) {
> 		pr_err("failed to map Hisilicon clock registers\n");
> 		return NULL;
> 	}
> 
> Possibly do this first as a separate patch, and then move the code.

Will do this.

> -- 
> FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
> according to speedtest.net.
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  parent reply	other threads:[~2015-03-27  1:48 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-26 11:13 [PATCH 0/4] clk: hisilicon: support stub clock Leo Yan
     [not found] ` <1427368419-22222-1-git-send-email-leo.yan-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-03-26 11:13   ` [PATCH 1/4] clk: hisi: add API for allocation clk data struct Leo Yan
     [not found]     ` <1427368419-22222-2-git-send-email-leo.yan-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-03-26 14:18       ` Russell King - ARM Linux
     [not found]         ` <20150326141834.GI8656-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2015-03-27  1:48           ` Leo Yan [this message]
2015-03-26 11:13   ` [PATCH 2/4] dt-bindings: clk: hisilicon: Document stub clock driver Leo Yan
2015-03-26 11:13   ` [PATCH 3/4] clk: hisi: add stub clk driver Leo Yan
     [not found]     ` <1427368419-22222-4-git-send-email-leo.yan-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-03-26 14:22       ` Russell King - ARM Linux
     [not found]         ` <20150326142226.GJ8656-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2015-03-27  2:08           ` Leo Yan
2015-03-26 11:13   ` [PATCH 4/4] clk: hisi: add stub clock register function Leo Yan

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