RE: [PATCH V2 1/4] clk: bulk: add of_clk_bulk_get()

From: A.s. Dong
Date: Fri May 25 2018 - 08:00:10 EST


Hi Stephen,

> -----Original Message-----
> From: Stephen Boyd [mailto:sboyd@xxxxxxxxxx]
> Sent: Saturday, March 24, 2018 12:53 AM
> To: A.s. Dong <aisheng.dong@xxxxxxx>; linux-clk@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> mturquette@xxxxxxxxxxxx; hdegoede@xxxxxxxxxx;
> b.zolnierkie@xxxxxxxxxxx; linux@xxxxxxxxxxxxxxx; linux-
> fbdev@xxxxxxxxxxxxxxx; dl-linux-imx <linux-imx@xxxxxxx>; A.s. Dong
> <aisheng.dong@xxxxxxx>; Stephen Boyd <sboyd@xxxxxxxxxxxxxx>; Russell
> King <linux@xxxxxxxxxxxxxxxx>
> Subject: Re: [PATCH V2 1/4] clk: bulk: add of_clk_bulk_get()
>
> Quoting Dong Aisheng (2018-03-20 20:19:48)
> > diff --git a/drivers/clk/clk-bulk.c b/drivers/clk/clk-bulk.c index
> > 4c10456..4b357b2 100644
> > --- a/drivers/clk/clk-bulk.c
> > +++ b/drivers/clk/clk-bulk.c
> > @@ -19,6 +19,38 @@
> > #include <linux/clk.h>
> > #include <linux/device.h>
> > #include <linux/export.h>
> > +#include <linux/of.h>
> > +
> > +#if defined(CONFIG_OF) && defined(CONFIG_COMMON_CLK)
>
> Do we need these defines? of_clk_get() is a stub function when these
> configs are false.
>

You're right. Will drop it.

> > +static int __must_check of_clk_bulk_get(struct device_node *np, int
> num_clks,
> > + struct clk_bulk_data *clks) {
> > + int ret;
> > + int i;
> > +
> > + for (i = 0; i < num_clks; i++)
> > + clks[i].clk = NULL;
> > +
> > + for (i = 0; i < num_clks; i++) {
> > + clks[i].clk = of_clk_get(np, i);
> > + if (IS_ERR(clks[i].clk)) {
> > + ret = PTR_ERR(clks[i].clk);
> > + pr_err("%pOF: Failed to get clk index: %d ret: %d\n",
> > + np, i, ret);
> > + clks[i].clk = NULL;
> > + goto err;
> > + }
> > + }
> > +
> > + return 0;
> > +
> > +err:
> > + clk_bulk_put(i, clks);
> > +
> > + return ret;
> > +}
> > +EXPORT_SYMBOL(of_clk_bulk_get);
>
> It's static, so don't export it.

Got it.
Sorry for such mistake.

Will fix and sent V3.

Regards
Dong Aisheng