Re: [PATCH v13 6/8] clk: qcom: cpu-8996: Add support to switch to alternate PLL

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Quoting ilia.lin@xxxxxxxxx (2018-06-14 14:53:53)
> @@ -227,6 +232,26 @@ clk_cpu_8996_mux_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
>         return 0;
>  }
>  
> +int cpu_clk_notifier_cb(struct notifier_block *nb, unsigned long event,

static? And name it something like clk_cpu_8996_notifier?

> +                       void *data)
> +{
> +       int ret;
> +       struct clk_cpu_8996_mux *cpuclk = to_clk_cpu_8996_mux_nb(nb);
> +
> +       switch (event) {
> +       case PRE_RATE_CHANGE:
> +               ret = clk_cpu_8996_mux_set_parent(&cpuclk->clkr.hw, ALT_INDEX);
> +               break;
> +       case POST_RATE_CHANGE:
> +               ret = clk_cpu_8996_mux_set_parent(&cpuclk->clkr.hw, PLL_INDEX);
> +               break;
> +       default:
> +               ret = 0;
> +               break;
> +       }
> +
> +       return notifier_from_errno(ret);
> +};




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