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(h-178-174-189-39.A498.priv.bahnhof.se. [178.174.189.39]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5550b2f162dsm1800592e87.248.2025.07.01.04.48.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Jul 2025 04:48:07 -0700 (PDT) From: Ulf Hansson To: Saravana Kannan , Stephen Boyd , linux-pm@vger.kernel.org Cc: "Rafael J . Wysocki" , Greg Kroah-Hartman , Michael Grzeschik , Bjorn Andersson , Abel Vesa , Peng Fan , Tomi Valkeinen , Johan Hovold , Maulik Shah , Michal Simek , Konrad Dybcio , Thierry Reding , Jonathan Hunter , Hiago De Franco , Geert Uytterhoeven , Ulf Hansson , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 17/24] driver core: Export get_dev_from_fwnode() Date: Tue, 1 Jul 2025 13:47:19 +0200 Message-ID: <20250701114733.636510-18-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250701114733.636510-1-ulf.hansson@linaro.org> References: <20250701114733.636510-1-ulf.hansson@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit It has turned out get_dev_from_fwnode() is useful at a few other places outside of the driver core, as in gpiolib.c for example. Therefore let's make it available as a common helper function. Suggested-by: Saravana Kannan Cc: Greg Kroah-Hartman Tested-by: Hiago De Franco # Colibri iMX8X Tested-by: Tomi Valkeinen # TI AM62A,Xilinx ZynqMP ZCU106 Signed-off-by: Ulf Hansson --- drivers/base/core.c | 8 ++++++-- include/linux/device.h | 1 + 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/base/core.c b/drivers/base/core.c index cbc0099d8ef2..6f91ece7c06a 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1881,8 +1881,6 @@ static void fw_devlink_unblock_consumers(struct device *dev) device_links_write_unlock(); } -#define get_dev_from_fwnode(fwnode) get_device((fwnode)->dev) - static bool fwnode_init_without_drv(struct fwnode_handle *fwnode) { struct device *dev; @@ -5281,6 +5279,12 @@ void device_set_node(struct device *dev, struct fwnode_handle *fwnode) } EXPORT_SYMBOL_GPL(device_set_node); +struct device *get_dev_from_fwnode(struct fwnode_handle *fwnode) +{ + return get_device((fwnode)->dev); +} +EXPORT_SYMBOL_GPL(get_dev_from_fwnode); + int device_match_name(struct device *dev, const void *name) { return sysfs_streq(dev_name(dev), name); diff --git a/include/linux/device.h b/include/linux/device.h index 4940db137fff..315b00171335 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -1048,6 +1048,7 @@ void device_set_node(struct device *dev, struct fwnode_handle *fwnode); int device_add_of_node(struct device *dev, struct device_node *of_node); void device_remove_of_node(struct device *dev); void device_set_of_node_from_dev(struct device *dev, const struct device *dev2); +struct device *get_dev_from_fwnode(struct fwnode_handle *fwnode); static inline struct device_node *dev_of_node(struct device *dev) { -- 2.43.0