linux-kernel - [PATCH 2/4] clk: meson: regmap: export regmap

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Date:   Mon, 29 Jul 2019 15:16:54 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     jbrunet@...libre.com
Cc:     Neil Armstrong <narmstrong@...libre.com>,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 2/4] clk: meson: regmap: export regmap_div ops functions

The G12A CPU Clock Postmux divider needs a custom div_set_rate() call.

Export the clk_regmap_div_round_rate() and clk_regmap_div_recalc_rate()
to be able to override the default clk_regmap_div_set_rate() callback.
---
 drivers/clk/meson/clk-regmap.c | 10 ++++++----
 drivers/clk/meson/clk-regmap.h |  5 +++++
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/drivers/clk/meson/clk-regmap.c b/drivers/clk/meson/clk-regmap.c
index dcd1757cc5df..26c8c74a8cf0 100644
--- a/drivers/clk/meson/clk-regmap.c
+++ b/drivers/clk/meson/clk-regmap.c
@@ -56,8 +56,8 @@ const struct clk_ops clk_regmap_gate_ro_ops = {
 };
 EXPORT_SYMBOL_GPL(clk_regmap_gate_ro_ops);
 
-static unsigned long clk_regmap_div_recalc_rate(struct clk_hw *hw,
-						unsigned long prate)
+unsigned long clk_regmap_div_recalc_rate(struct clk_hw *hw,
+					 unsigned long prate)
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct clk_regmap_div_data *div = clk_get_regmap_div_data(clk);
@@ -74,9 +74,10 @@ static unsigned long clk_regmap_div_recalc_rate(struct clk_hw *hw,
 	return divider_recalc_rate(hw, prate, val, div->table, div->flags,
 				   div->width);
 }
+EXPORT_SYMBOL_GPL(clk_regmap_div_recalc_rate);
 
-static long clk_regmap_div_round_rate(struct clk_hw *hw, unsigned long rate,
-				      unsigned long *prate)
+long clk_regmap_div_round_rate(struct clk_hw *hw, unsigned long rate,
+			       unsigned long *prate)
 {
 	struct clk_regmap *clk = to_clk_regmap(hw);
 	struct clk_regmap_div_data *div = clk_get_regmap_div_data(clk);
@@ -100,6 +101,7 @@ static long clk_regmap_div_round_rate(struct clk_hw *hw, unsigned long rate,
 	return divider_round_rate(hw, rate, prate, div->table, div->width,
 				  div->flags);
 }
+EXPORT_SYMBOL_GPL(clk_regmap_div_round_rate);
 
 static int clk_regmap_div_set_rate(struct clk_hw *hw, unsigned long rate,
 				   unsigned long parent_rate)
diff --git a/drivers/clk/meson/clk-regmap.h b/drivers/clk/meson/clk-regmap.h
index c4a39604cffd..ebf776a32ce3 100644
--- a/drivers/clk/meson/clk-regmap.h
+++ b/drivers/clk/meson/clk-regmap.h
@@ -78,6 +78,11 @@ clk_get_regmap_div_data(struct clk_regmap *clk)
 	return (struct clk_regmap_div_data *)clk->data;
 }
 
+unsigned long clk_regmap_div_recalc_rate(struct clk_hw *hw,
+					 unsigned long prate);
+long clk_regmap_div_round_rate(struct clk_hw *hw, unsigned long rate,
+			       unsigned long *prate);
+
 extern const struct clk_ops clk_regmap_divider_ops;
 extern const struct clk_ops clk_regmap_divider_ro_ops;
 
-- 
2.22.0