clk: visconti: 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.

Reviewed-by: Nobuhiro Iwamatsu <[e-mail]>
Signed-off-by: Brian Masney <[e-mail]>

drivers/clk/visconti/pll.c

···
 	return rate_table[0].rate;
 }
 
-static long visconti_pll_round_rate(struct clk_hw *hw,
-				    unsigned long rate, unsigned long *prate)
+static int visconti_pll_determine_rate(struct clk_hw *hw,
+				       struct clk_rate_request *req)
 {
 	struct visconti_pll *pll = to_visconti_pll(hw);
 	const struct visconti_pll_rate_table *rate_table = pll->rate_table;
···
 
 	/* Assuming rate_table is in descending order */
 	for (i = 0; i < pll->rate_count; i++)
-		if (rate >= rate_table[i].rate)
-			return rate_table[i].rate;
+		if (req->rate >= rate_table[i].rate) {
+			req->rate = rate_table[i].rate;
+
+			return 0;
+		}
 
 	/* return minimum supported value */
-	return rate_table[i - 1].rate;
+	req->rate = rate_table[i - 1].rate;
+
+	return 0;
 }
 
 static unsigned long visconti_pll_recalc_rate(struct clk_hw *hw,
···
 	.enable = visconti_pll_enable,
 	.disable = visconti_pll_disable,
 	.is_enabled = visconti_pll_is_enabled,
-	.round_rate = visconti_pll_round_rate,
+	.determine_rate = visconti_pll_determine_rate,
 	.recalc_rate = visconti_pll_recalc_rate,
 	.set_rate = visconti_pll_set_rate,
 };