Quoting Neil Armstrong (2019-06-20 08:00:01)
> diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
> index aa51756fd4d6..3e98f7dec626 100644
> --- a/drivers/clk/clk.c
> +++ b/drivers/clk/clk.c
> @@ -2490,6 +2490,11 @@ static int clk_core_set_parent_nolock(struct clk_core
> *core,
> return ret;
> }
>
> +int clk_hw_set_parent(struct clk_hw *hw, struct clk_hw *parent)
> +{
> + return clk_core_set_parent_nolock(hw->core, parent->core);
> +}
Will this be used from a module? Maybe it needs an EXPORT_SYMBOL_GPL().
> +
> /**
> * clk_set_parent - switch the parent of a mux clk
> * @clk: the mux clk whose input we are switching
