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Mon, 11 Aug 2025 15:18:32 +0000 (UTC) From: Brian Masney via B4 Relay Date: Mon, 11 Aug 2025 11:19:01 -0400 Subject: [PATCH 069/114] clk: zynqmp: pll: convert from round_rate() to determine_rate() MIME-Version: 1.0 Message-Id: <20250811-clk-for-stephen-round-rate-v1-69-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=1754925498; l=2224; i=bmasney@redhat.com; s=20250528; h=from:subject:message-id; bh=lskpKNDz5PXgHwG043xSBBoY9L3jCf8IYdbJMbo+pqY=; b=6K32Cq3AtxddqDEswKIewVZ6ixls6cXq38xWyGnT4SPjLfcqb9QH4+emafqpKpp6DcKj8YU2k djHjbLNcQJUCBZxr2eRk+dQ8L6FLPKL1KwiFgtRDg7HTIkbp7gMoxm/ 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 X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: bmasney@redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org 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/zynqmp/pll.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/clk/zynqmp/pll.c b/drivers/clk/zynqmp/pll.c index 7411a7fd50acf7b718f789074598c25bec509aa1..630a3936c97c348c1d36252cb93c5551b2469969 100644 --- a/drivers/clk/zynqmp/pll.c +++ b/drivers/clk/zynqmp/pll.c @@ -98,29 +98,29 @@ static inline void zynqmp_pll_set_mode(struct clk_hw *hw, bool on) * * Return: Frequency closest to @rate the hardware can generate */ -static long zynqmp_pll_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) +static int zynqmp_pll_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { u32 fbdiv; u32 mult, div; /* Let rate fall inside the range PS_PLL_VCO_MIN ~ PS_PLL_VCO_MAX */ - if (rate > PS_PLL_VCO_MAX) { - div = DIV_ROUND_UP(rate, PS_PLL_VCO_MAX); - rate = rate / div; + if (req->rate > PS_PLL_VCO_MAX) { + div = DIV_ROUND_UP(req->rate, PS_PLL_VCO_MAX); + req->rate = req->rate / div; } - if (rate < PS_PLL_VCO_MIN) { - mult = DIV_ROUND_UP(PS_PLL_VCO_MIN, rate); - rate = rate * mult; + if (req->rate < PS_PLL_VCO_MIN) { + mult = DIV_ROUND_UP(PS_PLL_VCO_MIN, req->rate); + req->rate = req->rate * mult; } - fbdiv = DIV_ROUND_CLOSEST(rate, *prate); + fbdiv = DIV_ROUND_CLOSEST(req->rate, req->best_parent_rate); if (fbdiv < PLL_FBDIV_MIN || fbdiv > PLL_FBDIV_MAX) { fbdiv = clamp_t(u32, fbdiv, PLL_FBDIV_MIN, PLL_FBDIV_MAX); - rate = *prate * fbdiv; + req->rate = req->best_parent_rate * fbdiv; } - return rate; + return 0; } /** @@ -294,7 +294,7 @@ static const struct clk_ops zynqmp_pll_ops = { .enable = zynqmp_pll_enable, .disable = zynqmp_pll_disable, .is_enabled = zynqmp_pll_is_enabled, - .round_rate = zynqmp_pll_round_rate, + .determine_rate = zynqmp_pll_determine_rate, .recalc_rate = zynqmp_pll_recalc_rate, .set_rate = zynqmp_pll_set_rate, }; -- 2.50.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv