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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Vinod Koul , Neil Armstrong , Liam Girdwood , Lee Jones , Pavel Machek , Peter Rosin , Andrew Lunn , Heiner Kallweit , Russell King , Moritz Fischer , Xu Yilun , Tom Rix , Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-spi@vger.kernel.org, linux-leds@vger.kernel.org, linux-fpga@vger.kernel.org, driver-core@lists.linux.dev Subject: Re: [PATCH 04/10] regulator: of: switch to using class_find_device_by_fwnode() Message-ID: References: <20260322-remove-device-find-by-of-node-v1-0-b72eb22a1215@gmail.com> <20260322-remove-device-find-by-of-node-v1-4-b72eb22a1215@gmail.com> <360a8b4a-6507-417a-9fc1-c53b14868657@sirena.org.uk> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <360a8b4a-6507-417a-9fc1-c53b14868657@sirena.org.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260323_112832_972084_919DAD76 X-CRM114-Status: GOOD ( 14.18 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org On Mon, Mar 23, 2026 at 02:00:43PM +0000, Mark Brown wrote: > On Sun, Mar 22, 2026 at 06:54:22PM -0700, Dmitry Torokhov wrote: > > In preparation to class_find_device_by_of_node() going away switch to > > using class_find_device_by_fwnode(). > > > struct device *dev; > > > > - dev = class_find_device_by_of_node(®ulator_class, np); > > + dev = class_find_device_by_fwnode(®ulator_class, of_fwnode_handle(np)); > > The regulator API is very deliberately specifically using the OF APIs, > not the ACPI APIs, since ACPI really doesn't want to model regulators. For now? We also have software nodes and maybe we come up with something else in the future... I think we should use firmware-agnostic APIs as much as possible, and only use OF- or ACPI-specific ones when there is no generic equivalent. This makes the code most flexible. Anyway, I am not proposing to change all of the regulator code, just clean up driver core APIs. Thanks. -- Dmitry -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy