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Mon, 11 Aug 2025 09:02:37 -0700 (PDT) Received: from giga-mm.home ([2a02:1210:8642:2b00:82ee:73ff:feb8:99e3]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-af91a1e6cecsm2050387666b.70.2025.08.11.09.02.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Aug 2025 09:02:36 -0700 (PDT) Message-ID: Subject: Re: [PATCH 111/114] clk: divider: remove round_rate() in favor of determine_rate() From: Alexander Sverdlin To: bmasney@redhat.com, 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 , Andreas =?ISO-8859-1?Q?F=E4rber?= , 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 Date: Mon, 11 Aug 2025 18:02:33 +0200 In-Reply-To: <20250811-clk-for-stephen-round-rate-v1-111-b3bf97b038dc@redhat.com> References: <20250811-clk-for-stephen-round-rate-v1-0-b3bf97b038dc@redhat.com> <20250811-clk-for-stephen-round-rate-v1-111-b3bf97b038dc@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.1 Precedence: bulk X-Mailing-List: arm-scmi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Mon, 2025-08-11 at 11:19 -0400, Brian Masney via B4 Relay wrote: > From: Brian Masney >=20 > This driver implements both the determine_rate() and round_rate() clk > ops, and the round_rate() clk ops is deprecated. When both are defined, > clk_core_determine_round_nolock() from the clk core will only use the > determine_rate() clk ops. Also all clk drivers that directly calls > divider's round_rate() have been migrated over to determine_rate(). So > let's remove the round_rate() clk ops. >=20 > Signed-off-by: Brian Masney Reviewed-by: Alexander Sverdlin > --- > =C2=A0drivers/clk/clk-divider.c | 23 ----------------------- > =C2=A01 file changed, 23 deletions(-) >=20 > diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c > index c1f426b8a5043cb5a1de08e1da385928ec54a2ed..2601b6155afb7391c6a0ffb91= c58fa66cde98197 100644 > --- a/drivers/clk/clk-divider.c > +++ b/drivers/clk/clk-divider.c > @@ -431,27 +431,6 @@ long divider_ro_round_rate_parent(struct clk_hw *hw,= struct clk_hw *parent, > =C2=A0} > =C2=A0EXPORT_SYMBOL_GPL(divider_ro_round_rate_parent); > =C2=A0 > -static long clk_divider_round_rate(struct clk_hw *hw, unsigned long rate= , > - unsigned long *prate) > -{ > - struct clk_divider *divider =3D to_clk_divider(hw); > - > - /* if read only, just return current value */ > - if (divider->flags & CLK_DIVIDER_READ_ONLY) { > - u32 val; > - > - val =3D clk_div_readl(divider) >> divider->shift; > - val &=3D clk_div_mask(divider->width); > - > - return divider_ro_round_rate(hw, rate, prate, divider->table, > - =C2=A0=C2=A0=C2=A0=C2=A0 divider->width, divider->flags, > - =C2=A0=C2=A0=C2=A0=C2=A0 val); > - } > - > - return divider_round_rate(hw, rate, prate, divider->table, > - =C2=A0 divider->width, divider->flags); > -} > - > =C2=A0static int clk_divider_determine_rate(struct clk_hw *hw, > =C2=A0 =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 struct clk_rate_request *req) > =C2=A0{ > @@ -527,7 +506,6 @@ static int clk_divider_set_rate(struct clk_hw *hw, un= signed long rate, > =C2=A0 > =C2=A0const struct clk_ops clk_divider_ops =3D { > =C2=A0 .recalc_rate =3D clk_divider_recalc_rate, > - .round_rate =3D clk_divider_round_rate, > =C2=A0 .determine_rate =3D clk_divider_determine_rate, > =C2=A0 .set_rate =3D clk_divider_set_rate, > =C2=A0}; > @@ -535,7 +513,6 @@ EXPORT_SYMBOL_GPL(clk_divider_ops); > =C2=A0 > =C2=A0const struct clk_ops clk_divider_ro_ops =3D { > =C2=A0 .recalc_rate =3D clk_divider_recalc_rate, > - .round_rate =3D clk_divider_round_rate, > =C2=A0 .determine_rate =3D clk_divider_determine_rate, > =C2=A0}; > =C2=A0EXPORT_SYMBOL_GPL(clk_divider_ro_ops); --=20 Alexander Sverdlin.