[PATCH 1/4] clk: hisi: add API for allocation clk data struct

Leo Yan leo.yan at linaro.org
Thu Mar 26 18:48:34 PDT 2015


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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