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Message-Id: <20250811-clk-for-stephen-round-rate-v1-46-b3bf97b038dc@redhat.com>
Date: Mon, 11 Aug 2025 11:18:38 -0400
From: Brian Masney via B4 Relay <devnull+bmasney.redhat.com@...nel.org>
To: Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, Sudeep Holla <sudeep.holla@....com>, 
 Cristian Marussi <cristian.marussi@....com>, 
 Chen Wang <unicorn_wang@...look.com>, Inochi Amaoto <inochiama@...il.com>, 
 Nicolas Ferre <nicolas.ferre@...rochip.com>, 
 Alexandre Belloni <alexandre.belloni@...tlin.com>, 
 Claudiu Beznea <claudiu.beznea@...on.dev>, 
 Paul Cercueil <paul@...pouillou.net>, 
 Keguang Zhang <keguang.zhang@...il.com>, 
 Taichi Sugaya <sugaya.taichi@...ionext.com>, 
 Takao Orito <orito.takao@...ionext.com>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, Jacky Huang <ychuang3@...oton.com>, 
 Shan-Chun Hung <schung@...oton.com>, Vladimir Zapolskiy <vz@...ia.com>, 
 Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Samuel Holland <samuel.holland@...ive.com>, Yixun Lan <dlan@...too.org>, 
 Steen Hegelund <Steen.Hegelund@...rochip.com>, 
 Daniel Machon <daniel.machon@...rochip.com>, UNGLinuxDriver@...rochip.com, 
 Orson Zhai <orsonzhai@...il.com>, 
 Baolin Wang <baolin.wang@...ux.alibaba.com>, 
 Chunyan Zhang <zhang.lyra@...il.com>, 
 Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>, 
 Michal Simek <michal.simek@....com>, Maxime Ripard <mripard@...nel.org>, 
 Andreas Färber <afaerber@...e.de>, 
 Manivannan Sadhasivam <mani@...nel.org>, Sven Peter <sven@...nel.org>, 
 Janne Grunau <j@...nau.net>, Alyssa Rosenzweig <alyssa@...enzweig.io>, 
 Neal Gompa <neal@...pa.dev>, Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>, 
 Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Max Filippov <jcmvbkbc@...il.com>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Daniel Palmer <daniel@...ngy.jp>, Romain Perier <romain.perier@...il.com>, 
 Andrew Lunn <andrew@...n.ch>, Gregory Clement <gregory.clement@...tlin.com>, 
 Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Geert Uytterhoeven <geert+renesas@...der.be>, 
 Heiko Stuebner <heiko@...ech.de>, 
 Andrea della Porta <andrea.porta@...e.com>, 
 Krzysztof Kozlowski <krzk@...nel.org>, 
 Sylwester Nawrocki <s.nawrocki@...sung.com>, 
 Chanwoo Choi <cw00.choi@...sung.com>, Alim Akhtar <alim.akhtar@...sung.com>, 
 Qin Jian <qinjian@...lus1.com>, Viresh Kumar <vireshk@...nel.org>, 
 Ulf Hansson <ulf.hansson@...aro.org>, 
 Luca Ceresoli <luca.ceresoli@...tlin.com>, 
 Alex Helms <alexander.helms.jy@...esas.com>, 
 Linus Walleij <linus.walleij@...aro.org>, Liviu Dudau <liviu.dudau@....com>, 
 Lorenzo Pieralisi <lpieralisi@...nel.org>, 
 Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
Cc: linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org, 
 arm-scmi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 sophgo@...ts.linux.dev, linux-mips@...r.kernel.org, imx@...ts.linux.dev, 
 linux-riscv@...ts.infradead.org, spacemit@...ts.linux.dev, 
 linux-stm32@...md-mailman.stormreply.com, patches@...nsource.cirrus.com, 
 linux-actions@...ts.infradead.org, asahi@...ts.linux.dev, 
 linux-mediatek@...ts.infradead.org, linux-arm-msm@...r.kernel.org, 
 linux-renesas-soc@...r.kernel.org, linux-rockchip@...ts.infradead.org, 
 linux-samsung-soc@...r.kernel.org, soc@...ts.linux.dev, 
 Brian Masney <bmasney@...hat.com>
Subject: [PATCH 046/114] clk: sifive: sifive-prci: convert from
 round_rate() to determine_rate()

From: Brian Masney <bmasney@...hat.com>

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.

Note that the changes to the three header files were done by hand.

Signed-off-by: Brian Masney <bmasney@...hat.com>
---
 drivers/clk/sifive/fu540-prci.h  |  2 +-
 drivers/clk/sifive/fu740-prci.h  |  2 +-
 drivers/clk/sifive/sifive-prci.c | 11 ++++++-----
 drivers/clk/sifive/sifive-prci.h |  4 ++--
 4 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/clk/sifive/fu540-prci.h b/drivers/clk/sifive/fu540-prci.h
index e0173324f3c52adf128b65c02afcd94069af8ccb..d45193c210b4be658ee8c1fb81b3be612d19772f 100644
--- a/drivers/clk/sifive/fu540-prci.h
+++ b/drivers/clk/sifive/fu540-prci.h
@@ -49,7 +49,7 @@ static struct __prci_wrpll_data sifive_fu540_prci_gemgxlpll_data = {
 
 static const struct clk_ops sifive_fu540_prci_wrpll_clk_ops = {
 	.set_rate = sifive_prci_wrpll_set_rate,
-	.round_rate = sifive_prci_wrpll_round_rate,
+	.determine_rate = sifive_prci_wrpll_determine_rate,
 	.recalc_rate = sifive_prci_wrpll_recalc_rate,
 	.enable = sifive_prci_clock_enable,
 	.disable = sifive_prci_clock_disable,
diff --git a/drivers/clk/sifive/fu740-prci.h b/drivers/clk/sifive/fu740-prci.h
index f31cd30fc3951e0c8a9f9c01c7abc7b7ad39c057..c605a899d97de76a03c58b7c1209292e7acebbb0 100644
--- a/drivers/clk/sifive/fu740-prci.h
+++ b/drivers/clk/sifive/fu740-prci.h
@@ -55,7 +55,7 @@ static struct __prci_wrpll_data sifive_fu740_prci_cltxpll_data = {
 
 static const struct clk_ops sifive_fu740_prci_wrpll_clk_ops = {
 	.set_rate = sifive_prci_wrpll_set_rate,
-	.round_rate = sifive_prci_wrpll_round_rate,
+	.determine_rate = sifive_prci_wrpll_determine_rate,
 	.recalc_rate = sifive_prci_wrpll_recalc_rate,
 	.enable = sifive_prci_clock_enable,
 	.disable = sifive_prci_clock_disable,
diff --git a/drivers/clk/sifive/sifive-prci.c b/drivers/clk/sifive/sifive-prci.c
index caba0400f8a2cf97446a7722c28f6b2eb627dcf5..4d1cc7adb2b32d99a2187ca80dbdef7f90124309 100644
--- a/drivers/clk/sifive/sifive-prci.c
+++ b/drivers/clk/sifive/sifive-prci.c
@@ -183,9 +183,8 @@ unsigned long sifive_prci_wrpll_recalc_rate(struct clk_hw *hw,
 	return wrpll_calc_output_rate(&pwd->c, parent_rate);
 }
 
-long sifive_prci_wrpll_round_rate(struct clk_hw *hw,
-				  unsigned long rate,
-				  unsigned long *parent_rate)
+int sifive_prci_wrpll_determine_rate(struct clk_hw *hw,
+				     struct clk_rate_request *req)
 {
 	struct __prci_clock *pc = clk_hw_to_prci_clock(hw);
 	struct __prci_wrpll_data *pwd = pc->pwd;
@@ -193,9 +192,11 @@ long sifive_prci_wrpll_round_rate(struct clk_hw *hw,
 
 	memcpy(&c, &pwd->c, sizeof(c));
 
-	wrpll_configure_for_rate(&c, rate, *parent_rate);
+	wrpll_configure_for_rate(&c, req->rate, req->best_parent_rate);
 
-	return wrpll_calc_output_rate(&c, *parent_rate);
+	req->rate = wrpll_calc_output_rate(&c, req->best_parent_rate);
+
+	return 0;
 }
 
 int sifive_prci_wrpll_set_rate(struct clk_hw *hw,
diff --git a/drivers/clk/sifive/sifive-prci.h b/drivers/clk/sifive/sifive-prci.h
index 91658a88af4ef6157563846399e4857ba83c8645..d74b2bddd08a0753409e0040b493bba1497593eb 100644
--- a/drivers/clk/sifive/sifive-prci.h
+++ b/drivers/clk/sifive/sifive-prci.h
@@ -291,8 +291,8 @@ void sifive_prci_hfpclkpllsel_use_hfclk(struct __prci_data *pd);
 void sifive_prci_hfpclkpllsel_use_hfpclkpll(struct __prci_data *pd);
 
 /* Linux clock framework integration */
-long sifive_prci_wrpll_round_rate(struct clk_hw *hw, unsigned long rate,
-				  unsigned long *parent_rate);
+int sifive_prci_wrpll_determine_rate(struct clk_hw *hw,
+				     struct clk_rate_request *req);
 int sifive_prci_wrpll_set_rate(struct clk_hw *hw, unsigned long rate,
 			       unsigned long parent_rate);
 int sifive_clk_is_enabled(struct clk_hw *hw);

-- 
2.50.1



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