clk: mediatek: pll: convert from round_rate() to determine_rate()

The round_rate() clk ops is deprecated, so migrate this driver from
round_rate() to determine_rate() using the Coccinelle semantic patch
on the cover letter of this series.

Signed-off-by: Brian Masney <bmasney@redhat.com>

drivers/clk/mediatek/clk-pll.c

@@ -200,16 +200,19 @@ unsigned long mtk_pll_recalc_rate(struct clk_hw *hw, unsigned long parent_rate)
 	return __mtk_pll_recalc_rate(pll, parent_rate, pcw, postdiv);
 }
 
-long mtk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
-			unsigned long *prate)
+int mtk_pll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
 {
 	struct mtk_clk_pll *pll = to_mtk_clk_pll(hw);
 	u32 pcw = 0;
 	int postdiv;
 
-	mtk_pll_calc_values(pll, &pcw, &postdiv, rate, *prate);
+	mtk_pll_calc_values(pll, &pcw, &postdiv, req->rate,
+			    req->best_parent_rate);
 
-	return __mtk_pll_recalc_rate(pll, *prate, pcw, postdiv);
+	req->rate = __mtk_pll_recalc_rate(pll, req->best_parent_rate, pcw,
+					  postdiv);
+
+	return 0;
 }
 
 int mtk_pll_prepare(struct clk_hw *hw)
@@ -279,7 +282,7 @@ const struct clk_ops mtk_pll_ops = {
 	.prepare	= mtk_pll_prepare,
 	.unprepare	= mtk_pll_unprepare,
 	.recalc_rate	= mtk_pll_recalc_rate,
-	.round_rate	= mtk_pll_round_rate,
+	.determine_rate = mtk_pll_determine_rate,
 	.set_rate	= mtk_pll_set_rate,
 };
 

drivers/clk/mediatek/clk-pll.h

@@ -96,8 +96,7 @@ void mtk_pll_calc_values(struct mtk_clk_pll *pll, u32 *pcw, u32 *postdiv,
 			 u32 freq, u32 fin);
 int mtk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 		     unsigned long parent_rate);
-long mtk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
-			unsigned long *prate);
+int mtk_pll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req);
 
 struct clk_hw *mtk_clk_register_pll_ops(struct mtk_clk_pll *pll,
 					const struct mtk_pll_data *data,

drivers/clk/mediatek/clk-pllfh.c

@@ -42,7 +42,7 @@ static const struct clk_ops mtk_pllfh_ops = {
 	.prepare	= mtk_pll_prepare,
 	.unprepare	= mtk_pll_unprepare,
 	.recalc_rate	= mtk_pll_recalc_rate,
-	.round_rate	= mtk_pll_round_rate,
+	.determine_rate = mtk_pll_determine_rate,
 	.set_rate	= mtk_fhctl_set_rate,
 };