drm/sun4i/sun4i_hdmi_ddc_clk: 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.

Acked-by: Maxime Ripard <[e-mail]>
Signed-off-by: Brian Masney <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Raphael Gallais-Pou <[e-mail]>

drivers/gpu/drm/sun4i/sun4i_hdmi_ddc_clk.c

···
 	return best_rate;
 }
 
-static long sun4i_ddc_round_rate(struct clk_hw *hw, unsigned long rate,
-				 unsigned long *prate)
+static int sun4i_ddc_determine_rate(struct clk_hw *hw,
+				    struct clk_rate_request *req)
 {
 	struct sun4i_ddc *ddc = hw_to_ddc(hw);
 
-	return sun4i_ddc_calc_divider(rate, *prate, ddc->pre_div,
-				      ddc->m_offset, NULL, NULL);
+	req->rate = sun4i_ddc_calc_divider(req->rate, req->best_parent_rate,
+					   ddc->pre_div, ddc->m_offset, NULL, NULL);
+
+	return 0;
 }
 
 static unsigned long sun4i_ddc_recalc_rate(struct clk_hw *hw,
···
 
 static const struct clk_ops sun4i_ddc_ops = {
 	.recalc_rate	= sun4i_ddc_recalc_rate,
-	.round_rate	= sun4i_ddc_round_rate,
+	.determine_rate = sun4i_ddc_determine_rate,
 	.set_rate	= sun4i_ddc_set_rate,
 };