rtc: rv3032: 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 <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Alexandre Belloni <[email protected]>

Author: masneyb

drivers/rtc/rtc-rv3032.c

@@ -646,19 +646,24 @@ static unsigned long rv3032_clkout_recalc_rate(struct clk_hw *hw,
 	return clkout_xtal_rates[FIELD_GET(RV3032_CLKOUT2_FD_MSK, clkout)];
 }
 
-static long rv3032_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
-				     unsigned long *prate)
+static int rv3032_clkout_determine_rate(struct clk_hw *hw,
+					struct clk_rate_request *req)
 {
 	int i, hfd;
 
-	if (rate < RV3032_HFD_STEP)
+	if (req->rate < RV3032_HFD_STEP)
 		for (i = 0; i < ARRAY_SIZE(clkout_xtal_rates); i++)
-			if (clkout_xtal_rates[i] <= rate)
-				return clkout_xtal_rates[i];
+			if (clkout_xtal_rates[i] <= req->rate) {
+				req->rate = clkout_xtal_rates[i];
 
-	hfd = DIV_ROUND_CLOSEST(rate, RV3032_HFD_STEP);
+				return 0;
+			}
+
+	hfd = DIV_ROUND_CLOSEST(req->rate, RV3032_HFD_STEP);
 
-	return RV3032_HFD_STEP * clamp(hfd, 0, 8192);
+	req->rate = RV3032_HFD_STEP * clamp(hfd, 0, 8192);
+
+	return 0;
 }
 
 static int rv3032_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -738,7 +743,7 @@ static const struct clk_ops rv3032_clkout_ops = {
 	.unprepare = rv3032_clkout_unprepare,
 	.is_prepared = rv3032_clkout_is_prepared,
 	.recalc_rate = rv3032_clkout_recalc_rate,
-	.round_rate = rv3032_clkout_round_rate,
+	.determine_rate = rv3032_clkout_determine_rate,
 	.set_rate = rv3032_clkout_set_rate,
 };