clk: ep93xx: 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: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Signed-off-by: Brian Masney <bmasney@redhat.com>

diff --git a/drivers/clk/clk-ep93xx.c b/drivers/clk/clk-ep93xx.c
index 4bd8d6ecf6a2bde26287e4e949b062a5660139e6..b081ef920e250dd99134af6845c443ee11266da8 100644 (file)
--- a/drivers/clk/clk-ep93xx.c
+++ b/drivers/clk/clk-ep93xx.c
@@ -389,23 +389,25 @@ static unsigned long ep93xx_div_recalc_rate(struct clk_hw *hw,
        return DIV_ROUND_CLOSEST(parent_rate, clk->div[index]);
 }
 
-static long ep93xx_div_round_rate(struct clk_hw *hw, unsigned long rate,
-                                  unsigned long *parent_rate)
+static int ep93xx_div_determine_rate(struct clk_hw *hw,
+                                    struct clk_rate_request *req)
 {
        struct ep93xx_clk *clk = ep93xx_clk_from(hw);
        unsigned long best = 0, now;
        unsigned int i;
 
        for (i = 0; i < clk->num_div; i++) {
-               if ((rate * clk->div[i]) == *parent_rate)
-                       return rate;
+               if (req->rate * clk->div[i] == req->best_parent_rate)
+                       return 0;
 
-               now = DIV_ROUND_CLOSEST(*parent_rate, clk->div[i]);
-               if (!best || is_best(rate, now, best))
+               now = DIV_ROUND_CLOSEST(req->best_parent_rate, clk->div[i]);
+               if (!best || is_best(req->rate, now, best))
                        best = now;
        }
 
-       return best;
+       req->rate = best;
+
+       return 0;
 }
 
 static int ep93xx_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -437,7 +439,7 @@ static const struct clk_ops ep93xx_div_ops = {
        .disable = ep93xx_clk_disable,
        .is_enabled = ep93xx_clk_is_enabled,
        .recalc_rate = ep93xx_div_recalc_rate,
-       .round_rate = ep93xx_div_round_rate,
+       .determine_rate = ep93xx_div_determine_rate,
        .set_rate = ep93xx_div_set_rate,
 };