linux-kernel - [PATCH 07/10] clk: sunxi-ng: ccu_gate: convert from round_rate() to determine

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Message-Id: <20250703-clk-cocci-drop-round-rate-v1-7-3a8da898367e@redhat.com>
Date: Thu, 03 Jul 2025 19:22:31 -0400
From: Brian Masney <bmasney@...hat.com>
To: Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, 
 Florian Fainelli <florian.fainelli@...adcom.com>, 
 Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Bjorn Andersson <andersson@...nel.org>, Chen-Yu Tsai <wens@...e.org>, 
 Jernej Skrabec <jernej.skrabec@...il.com>, 
 Samuel Holland <samuel@...lland.org>, Maxime Ripard <mripard@...hat.com>
Cc: linux-clk@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 linux-arm-msm@...r.kernel.org, linux-sunxi@...ts.linux.dev, 
 Brian Masney <bmasney@...hat.com>
Subject: [PATCH 07/10] clk: sunxi-ng: ccu_gate: 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.

Signed-off-by: Brian Masney <bmasney@...hat.com>
---
 drivers/clk/sunxi-ng/ccu_gate.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/clk/sunxi-ng/ccu_gate.c b/drivers/clk/sunxi-ng/ccu_gate.c
index 474a9e8831f87ffcec7712c14ecb55b8523f05a6..30673fe4e3c2cd2c86f94a21929b144ba4cf01fe 100644
--- a/drivers/clk/sunxi-ng/ccu_gate.c
+++ b/drivers/clk/sunxi-ng/ccu_gate.c
@@ -91,8 +91,8 @@ static unsigned long ccu_gate_recalc_rate(struct clk_hw *hw,
 	return rate;
 }
 
-static long ccu_gate_round_rate(struct clk_hw *hw, unsigned long rate,
-				unsigned long *prate)
+static int ccu_gate_determine_rate(struct clk_hw *hw,
+				   struct clk_rate_request *req)
 {
 	struct ccu_gate *cg = hw_to_ccu_gate(hw);
 	int div = 1;
@@ -101,14 +101,16 @@ static long ccu_gate_round_rate(struct clk_hw *hw, unsigned long rate,
 		div = cg->common.prediv;
 
 	if (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) {
-		unsigned long best_parent = rate;
+		unsigned long best_parent = req->rate;
 
 		if (cg->common.features & CCU_FEATURE_ALL_PREDIV)
 			best_parent *= div;
-		*prate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
+		req->best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
 	}
 
-	return *prate / div;
+	req->rate = req->best_parent_rate / div;
+
+	return 0;
 }
 
 static int ccu_gate_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -127,7 +129,7 @@ const struct clk_ops ccu_gate_ops = {
 	.disable	= ccu_gate_disable,
 	.enable		= ccu_gate_enable,
 	.is_enabled	= ccu_gate_is_enabled,
-	.round_rate	= ccu_gate_round_rate,
+	.determine_rate = ccu_gate_determine_rate,
 	.set_rate	= ccu_gate_set_rate,
 	.recalc_rate	= ccu_gate_recalc_rate,
 };

-- 
2.50.0