drm/mcde/mcde_clk_div: 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: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Brian Masney <bmasney@redhat.com>
Link: https://lore.kernel.org/r/20250811-drm-clk-round-rate-v2-2-4a91ccf239cf@redhat.com
Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@foss.st.com>

diff --git a/drivers/gpu/drm/mcde/mcde_clk_div.c b/drivers/gpu/drm/mcde/mcde_clk_div.c
index 3056ac566473487817b40f8b9b3146dbba2ae81c..8c5af2677357fcd6587279d58077d38ff836f0c0 100644 (file)
--- a/drivers/gpu/drm/mcde/mcde_clk_div.c
+++ b/drivers/gpu/drm/mcde/mcde_clk_div.c
@@ -71,12 +71,15 @@ static int mcde_clk_div_choose_div(struct clk_hw *hw, unsigned long rate,
        return best_div;
 }
 
-static long mcde_clk_div_round_rate(struct clk_hw *hw, unsigned long rate,
-                                    unsigned long *prate)
+static int mcde_clk_div_determine_rate(struct clk_hw *hw,
+                                      struct clk_rate_request *req)
 {
-       int div = mcde_clk_div_choose_div(hw, rate, prate, true);
+       int div = mcde_clk_div_choose_div(hw, req->rate,
+                                         &req->best_parent_rate, true);
 
-       return DIV_ROUND_UP_ULL(*prate, div);
+       req->rate = DIV_ROUND_UP_ULL(req->best_parent_rate, div);
+
+       return 0;
 }
 
 static unsigned long mcde_clk_div_recalc_rate(struct clk_hw *hw,
@@ -132,7 +135,7 @@ static int mcde_clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
 static const struct clk_ops mcde_clk_div_ops = {
        .enable = mcde_clk_div_enable,
        .recalc_rate = mcde_clk_div_recalc_rate,
-       .round_rate = mcde_clk_div_round_rate,
+       .determine_rate = mcde_clk_div_determine_rate,
        .set_rate = mcde_clk_div_set_rate,
 };