[PATCH 3/9] drm/msm/disp/mdp4/mdp4_lvds_pll: convert from round_rate() to determine_rate()

Brian Masney bmasney at redhat.com
Thu Jul 10 17:43:04 UTC 2025


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 <bmasney at redhat.com>
---
 drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c
index fa2c294705105f5facbf7087a9d646f710c4a7fe..82e6225c8d491d44e30631cd5a442fb7c2de3f75 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c
@@ -98,11 +98,14 @@ static unsigned long mpd4_lvds_pll_recalc_rate(struct clk_hw *hw,
 	return lvds_pll->pixclk;
 }
 
-static long mpd4_lvds_pll_round_rate(struct clk_hw *hw, unsigned long rate,
-		unsigned long *parent_rate)
+static int mpd4_lvds_pll_determine_rate(struct clk_hw *hw,
+					struct clk_rate_request *req)
 {
-	const struct pll_rate *pll_rate = find_rate(rate);
-	return pll_rate->rate;
+	const struct pll_rate *pll_rate = find_rate(req->rate);
+
+	req->rate = pll_rate->rate;
+
+	return 0;
 }
 
 static int mpd4_lvds_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -118,7 +121,7 @@ static const struct clk_ops mpd4_lvds_pll_ops = {
 	.enable = mpd4_lvds_pll_enable,
 	.disable = mpd4_lvds_pll_disable,
 	.recalc_rate = mpd4_lvds_pll_recalc_rate,
-	.round_rate = mpd4_lvds_pll_round_rate,
+	.determine_rate = mpd4_lvds_pll_determine_rate,
 	.set_rate = mpd4_lvds_pll_set_rate,
 };
 

-- 
2.50.0



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