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

From: Stephen Boyd
Date: Fri Mar 23 2018 - 12:53:21 EST


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.

> +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.