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Mon, 11 Aug 2025 15:18:28 +0000 (UTC) From: Brian Masney via B4 Relay Date: Mon, 11 Aug 2025 11:18:25 -0400 Subject: [PATCH 033/114] clk: mxs: frac: convert from round_rate() to determine_rate() Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250811-clk-for-stephen-round-rate-v1-33-b3bf97b038dc@redhat.com> References: <20250811-clk-for-stephen-round-rate-v1-0-b3bf97b038dc@redhat.com> In-Reply-To: <20250811-clk-for-stephen-round-rate-v1-0-b3bf97b038dc@redhat.com> To: Michael Turquette , Stephen Boyd , Sudeep Holla , Cristian Marussi , Chen Wang , Inochi Amaoto , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Paul Cercueil , Keguang Zhang , Taichi Sugaya , Takao Orito , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Jacky Huang , Shan-Chun Hung , Vladimir Zapolskiy , Piotr Wojtaszczyk , Paul Walmsley , Samuel Holland , Yixun Lan , Steen Hegelund , Daniel Machon , UNGLinuxDriver@microchip.com, Orson Zhai , Baolin Wang , Chunyan Zhang , Maxime Coquelin , Alexandre Torgue , Michal Simek , Maxime Ripard , =?utf-8?q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam , Sven Peter , Janne Grunau , Alyssa Rosenzweig , Neal Gompa , Eugeniy Paltsev , Ray Jui , Scott Branden , Broadcom internal kernel review list , Max Filippov , Matthias Brugger , AngeloGioacchino Del Regno , Daniel Palmer , Romain Perier , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Bjorn Andersson , Geert Uytterhoeven , Heiko Stuebner , Andrea della Porta , Krzysztof Kozlowski , Sylwester Nawrocki , Chanwoo Choi , Alim Akhtar , Qin Jian , Viresh Kumar , Ulf Hansson , Luca Ceresoli , Alex Helms , Linus Walleij , Liviu Dudau , Lorenzo Pieralisi , Nobuhiro Iwamatsu Cc: linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, arm-scmi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, sophgo@lists.linux.dev, linux-mips@vger.kernel.org, imx@lists.linux.dev, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, patches@opensource.cirrus.com, linux-actions@lists.infradead.org, asahi@lists.linux.dev, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org, soc@lists.linux.dev, Brian Masney X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1754925497; l=1902; i=bmasney@redhat.com; s=20250528; h=from:subject:message-id; bh=0/Bpo/91/6j37KFABTNfZnt6KuCfaX73g0Ji8rBEBLM=; b=Dt7u37BfGK3Us9/hCOPyDMriis1li2id2do/OdtdRGgZx7PPUlfIr/ZFY3VTE5hW+HMno1wub 1kOKEzO+6Z1DTZGLWUUlSStkvCLw1/YKNLBoyuMUUaio5by7moKX9UZ X-Developer-Key: i=bmasney@redhat.com; a=ed25519; pk=x20f2BQYftANnik+wvlm4HqLqAlNs/npfVcbhHPOK2U= X-Endpoint-Received: by B4 Relay for bmasney@redhat.com/20250528 with auth_id=472 X-Original-From: Brian Masney Reply-To: bmasney@redhat.com From: Brian Masney 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 --- drivers/clk/mxs/clk-frac.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/clk/mxs/clk-frac.c b/drivers/clk/mxs/clk-frac.c index bba0d840dd76c78c1eb88f4f30a9c431a40522c4..73f514fb84ffb9a680bab2711d16b282b71bf7b6 100644 --- a/drivers/clk/mxs/clk-frac.c +++ b/drivers/clk/mxs/clk-frac.c @@ -44,18 +44,18 @@ static unsigned long clk_frac_recalc_rate(struct clk_hw *hw, return tmp_rate >> frac->width; } -static long clk_frac_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) +static int clk_frac_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { struct clk_frac *frac = to_clk_frac(hw); - unsigned long parent_rate = *prate; + unsigned long parent_rate = req->best_parent_rate; u32 div; u64 tmp, tmp_rate, result; - if (rate > parent_rate) + if (req->rate > parent_rate) return -EINVAL; - tmp = rate; + tmp = req->rate; tmp <<= frac->width; do_div(tmp, parent_rate); div = tmp; @@ -67,7 +67,9 @@ static long clk_frac_round_rate(struct clk_hw *hw, unsigned long rate, result = tmp_rate >> frac->width; if ((result << frac->width) < tmp_rate) result += 1; - return result; + req->rate = result; + + return 0; } static int clk_frac_set_rate(struct clk_hw *hw, unsigned long rate, @@ -103,7 +105,7 @@ static int clk_frac_set_rate(struct clk_hw *hw, unsigned long rate, static const struct clk_ops clk_frac_ops = { .recalc_rate = clk_frac_recalc_rate, - .round_rate = clk_frac_round_rate, + .determine_rate = clk_frac_determine_rate, .set_rate = clk_frac_set_rate, }; -- 2.50.1