Message ID | 20240410124628.171783-11-brgl@bgdev.pl |
---|---|
State | New |
Headers | show
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Wed, 10 Apr 2024 05:47:05 -0700 (PDT) Received: from brgl-uxlite.home ([2a01:cb1d:75a:e000:6908:7e99:35c9:d585]) by smtp.gmail.com with ESMTPSA id v13-20020a05600c444d00b0041663450a4asm2150929wmn.45.2024.04.10.05.47.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Apr 2024 05:47:05 -0700 (PDT) From: Bartosz Golaszewski <brgl@bgdev.pl> To: Marcel Holtmann <marcel@holtmann.org>, Luiz Augusto von Dentz <luiz.dentz@gmail.com>, "David S . Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Conor Dooley <conor+dt@kernel.org>, Kalle Valo <kvalo@kernel.org>, Bjorn Andersson <andersson@kernel.org>, Konrad Dybcio <konrad.dybcio@linaro.org>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Bjorn Helgaas <bhelgaas@google.com>, Bartosz Golaszewski <brgl@bgdev.pl>, Saravana Kannan <saravanak@google.com>, Geert Uytterhoeven <geert+renesas@glider.be>, Arnd Bergmann <arnd@arndb.de>, Neil Armstrong <neil.armstrong@linaro.org>, Marek Szyprowski <m.szyprowski@samsung.com>, Alex Elder <elder@linaro.org>, Srini Kandagatla <srinivas.kandagatla@linaro.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Abel Vesa <abel.vesa@linaro.org>, Manivannan Sadhasivam <mani@kernel.org>, Lukas Wunner <lukas@wunner.de>, Dmitry Baryshkov <dmitry.baryshkov@linaro.org>, Amit Pundir <amit.pundir@linaro.org>, Xilin Wu <wuxilin123@gmail.com> Cc: linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski <bartosz.golaszewski@linaro.org> Subject: [PATCH v7 10/16] PCI/pwrctl: reuse the OF node for power controlled devices Date: Wed, 10 Apr 2024 14:46:22 +0200 Message-Id: <20240410124628.171783-11-brgl@bgdev.pl> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20240410124628.171783-1-brgl@bgdev.pl> References: <20240410124628.171783-1-brgl@bgdev.pl> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: <linux-pci.vger.kernel.org> List-Subscribe: <mailto:linux-pci+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-pci+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit |
Series |
power: sequencing: implement the subsystem and add first users
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expand
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diff --git a/drivers/pci/of.c b/drivers/pci/of.c index 51e3dd0ea5ab..b908fe1ae951 100644 --- a/drivers/pci/of.c +++ b/drivers/pci/of.c @@ -6,6 +6,7 @@ */ #define pr_fmt(fmt) "PCI: OF: " fmt +#include <linux/cleanup.h> #include <linux/irqdomain.h> #include <linux/kernel.h> #include <linux/pci.h> @@ -13,6 +14,7 @@ #include <linux/of_irq.h> #include <linux/of_address.h> #include <linux/of_pci.h> +#include <linux/platform_device.h> #include "pci.h" #ifdef CONFIG_PCI @@ -25,16 +27,20 @@ */ int pci_set_of_node(struct pci_dev *dev) { - struct device_node *node; - if (!dev->bus->dev.of_node) return 0; - node = of_pci_find_child_device(dev->bus->dev.of_node, dev->devfn); + struct device_node *node __free(device_node) = + of_pci_find_child_device(dev->bus->dev.of_node, dev->devfn); if (!node) return 0; - device_set_node(&dev->dev, of_fwnode_handle(node)); + struct device *pdev __free(put_device) = + bus_find_device_by_of_node(&platform_bus_type, node); + if (pdev) + dev->bus->dev.of_node_reused = true; + + device_set_node(&dev->dev, of_fwnode_handle(no_free_ptr(node))); return 0; }