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clk: Expose clk_hw_reparent() to providers
To be used by clock implementations for switching to a new parent during rate change. Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
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@ -2020,6 +2020,14 @@ static void clk_core_reparent(struct clk_core *clk,
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__clk_recalc_rates(clk, POST_RATE_CHANGE);
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}
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void clk_hw_reparent(struct clk_hw *hw, struct clk_hw *new_parent)
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{
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if (!hw)
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return;
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clk_core_reparent(hw->core, !new_parent ? NULL : new_parent->core);
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}
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/**
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* clk_has_parent - check if a clock is a possible parent for another
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* @clk: clock source
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@ -589,6 +589,7 @@ long __clk_mux_determine_rate_closest(struct clk_hw *hw, unsigned long rate,
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unsigned long max_rate,
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unsigned long *best_parent_rate,
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struct clk_hw **best_parent_p);
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void clk_hw_reparent(struct clk_hw *hw, struct clk_hw *new_parent);
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static inline void __clk_hw_set_clk(struct clk_hw *dst, struct clk_hw *src)
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{
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