From patchwork Mon Sep 5 06:31:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 12965532 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E66A4C6FA89 for ; Mon, 5 Sep 2022 06:31:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 82F7210E1CB; Mon, 5 Sep 2022 06:31:48 +0000 (UTC) Received: from mail-pg1-x52f.google.com (mail-pg1-x52f.google.com [IPv6:2607:f8b0:4864:20::52f]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3433510E1C0 for ; Mon, 5 Sep 2022 06:31:37 +0000 (UTC) Received: by mail-pg1-x52f.google.com with SMTP id bh13so7306982pgb.4 for ; Sun, 04 Sep 2022 23:31:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=VWe/av2g9WxE2lj2h4x591V5ZwS8Z03/LcbryzxlkEA=; b=FPP2yq86L9skh15r7N1HDwfFXjfhwE04FqrGjpXWX3EoG+Hta/Nx22nPNJ/t8eL/IT 995FRGeW2izU3ZnDl/g+qs7wv607HJhxhJLRKhjQySVeaGd/rcyGmQ5Dnqfcl11T18SW tf06zMMGUVVb++nYk6FQAZT51RRJv/TCyfcjagu1UIV6LyzKxdrLT9hwDVqC4uGAz5a0 Be7w67SFlgs3U+MWq7aHprynEe0YTcQJZYCSCVTHuqqVBhC3GEdGsE0TTMUlhYcEurCk eJSLHJEc2TiP9THpBZ0gy6OAl61D32MouWj48AMltgxfb2ZvbZEmZcLtFm/YfFBmGpit 62Gg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=VWe/av2g9WxE2lj2h4x591V5ZwS8Z03/LcbryzxlkEA=; b=uWg/4KukXZL8BmzZSKUmcpkS4MrdMzw/C17s94OSgg1O5PqAwsPdDUDGd1K0zNRM+8 OeOKDFFPrfdrE2eTvk12o2HQuRsGQPBPJJk6HtvIWdXxc5NswcR6Ly2T6y1L0+kyknRP I9+gPFtYYvJ+7U2906njW0DvjSShsFTQ8IG4zXpvHJUaHi9K89Yvqxk3Bur+o8CjV9XR PatAO+z3LWUzIplrde9DzliZLdzYIW3WtVHwDKqlhtFz7DdilPZUua56ZqPvOQBTpL2s dDTuO5iDeGNIR7f6HpOhK9rLa2abiZ5AWr0c+5AEp/UK6ILPMeYsVcH3vzuCNIpszIrr RojQ== X-Gm-Message-State: ACgBeo2sPhU1u5v+sx+MvkjX7YWCJJuCWx2GfB4RWlUSA6xMY+4XSCZX 6/j53rdwAYMCLjTUM8YIvZY= X-Google-Smtp-Source: AA6agR4W3IsValNDHTekJxMuYb/OG6bI5CbZaz1XpSVwcU2T/joFwOJw522EfWiYj1A+GUqUQaJ/Zw== X-Received: by 2002:a65:588d:0:b0:42a:2778:164f with SMTP id d13-20020a65588d000000b0042a2778164fmr42341736pgu.616.1662359496367; Sun, 04 Sep 2022 23:31:36 -0700 (PDT) Received: from dtor-ws.mtv.corp.google.com ([2620:15c:202:201:7332:f188:2984:5930]) by smtp.gmail.com with ESMTPSA id d197-20020a6336ce000000b0042254fce5e7sm5710653pga.50.2022.09.04.23.31.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Sep 2022 23:31:35 -0700 (PDT) From: Dmitry Torokhov To: Thierry Reding , Mark Brown , Matti Vaittinen , Lorenzo Pieralisi , Claudiu Beznea , Liam Girdwood , Wim Van Sebroeck , Greg Kroah-Hartman , Guenter Roeck , Miquel Raynal , Linus Walleij , Felipe Balbi , Alexandre Belloni , =?utf-8?q?Krzysztof_Wilc?= =?utf-8?q?zy=C5=84ski?= , Vignesh Raghavendra , Daniel Vetter , Thomas Petazzoni , Alexandre Torgue , Marc Zyngier , Richard Weinberger , David Airlie , Nicolas Ferre , Alyssa Rosenzweig , Bartosz Golaszewski , Jonathan Hunter , Rob Herring , Maxime Coquelin , Bjorn Helgaas , =?utf-8?q?Pali_Roh=C3=A1r?= Subject: [PATCH v1 11/11] gpiolib: of: remove [devm_]gpiod_get_from_of_node() APIs Date: Sun, 4 Sep 2022 23:31:03 -0700 Message-Id: <20220903-gpiod_get_from_of_node-remove-v1-11-b29adfb27a6c@gmail.com> X-Mailer: git-send-email 2.37.2.789.g6183377224-goog In-Reply-To: <20220903-gpiod_get_from_of_node-remove-v1-0-b29adfb27a6c@gmail.com> References: <20220903-gpiod_get_from_of_node-remove-v1-0-b29adfb27a6c@gmail.com> MIME-Version: 1.0 X-Mailer: b4 0.10.0-dev-fc921 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-watchdog@vger.kernel.org, linux-pci@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-gpio@vger.kernel.org, linux-mtd@lists.infradead.org, linux-tegra@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Now that everyone is using [devm_]fwnode_gpiod_get[_index]() APIs, we no longer need to expose OF-specific [devm_]gpiod_get_from_of_node(). Note that we are keeping gpiod_get_from_of_node() but only as a private to gpiolib function. Signed-off-by: Dmitry Torokhov Reviewed-by: Linus Walleij diff --git a/drivers/gpio/gpiolib-devres.c b/drivers/gpio/gpiolib-devres.c index 16a696249229..fe9ce6b19f15 100644 --- a/drivers/gpio/gpiolib-devres.c +++ b/drivers/gpio/gpiolib-devres.c @@ -129,61 +129,6 @@ struct gpio_desc *__must_check devm_gpiod_get_index(struct device *dev, } EXPORT_SYMBOL_GPL(devm_gpiod_get_index); -/** - * devm_gpiod_get_from_of_node() - obtain a GPIO from an OF node - * @dev: device for lifecycle management - * @node: handle of the OF node - * @propname: name of the DT property representing the GPIO - * @index: index of the GPIO to obtain for the consumer - * @dflags: GPIO initialization flags - * @label: label to attach to the requested GPIO - * - * Returns: - * On successful request the GPIO pin is configured in accordance with - * provided @dflags. - * - * In case of error an ERR_PTR() is returned. - */ -struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev, - const struct device_node *node, - const char *propname, int index, - enum gpiod_flags dflags, - const char *label) -{ - struct gpio_desc **dr; - struct gpio_desc *desc; - - desc = gpiod_get_from_of_node(node, propname, index, dflags, label); - if (IS_ERR(desc)) - return desc; - - /* - * For non-exclusive GPIO descriptors, check if this descriptor is - * already under resource management by this device. - */ - if (dflags & GPIOD_FLAGS_BIT_NONEXCLUSIVE) { - struct devres *dres; - - dres = devres_find(dev, devm_gpiod_release, - devm_gpiod_match, &desc); - if (dres) - return desc; - } - - dr = devres_alloc(devm_gpiod_release, sizeof(struct gpio_desc *), - GFP_KERNEL); - if (!dr) { - gpiod_put(desc); - return ERR_PTR(-ENOMEM); - } - - *dr = desc; - devres_add(dev, dr); - - return desc; -} -EXPORT_SYMBOL_GPL(devm_gpiod_get_from_of_node); - /** * devm_fwnode_gpiod_get_index - get a GPIO descriptor from a given node * @dev: GPIO consumer diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index a037b50bef33..b0e0723b12ab 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -365,7 +365,6 @@ struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node, return desc; } -EXPORT_SYMBOL_GPL(gpiod_get_from_of_node); /* * The SPI GPIO bindings happened before we managed to establish that GPIO diff --git a/drivers/gpio/gpiolib-of.h b/drivers/gpio/gpiolib-of.h index 8af2bc899aab..e0da568d6da3 100644 --- a/drivers/gpio/gpiolib-of.h +++ b/drivers/gpio/gpiolib-of.h @@ -3,6 +3,7 @@ #ifndef GPIOLIB_OF_H #define GPIOLIB_OF_H +struct device_node; struct gpio_chip; enum of_gpio_flags; @@ -16,6 +17,10 @@ void of_gpiochip_remove(struct gpio_chip *gc); int of_gpio_get_count(struct device *dev, const char *con_id); bool of_gpio_need_valid_mask(const struct gpio_chip *gc); void of_gpio_dev_init(struct gpio_chip *gc, struct gpio_device *gdev); +struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node, + const char *propname, int index, + enum gpiod_flags dflags, + const char *label); #else static inline struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, @@ -38,6 +43,14 @@ static inline void of_gpio_dev_init(struct gpio_chip *gc, struct gpio_device *gdev) { } +static inline +struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node, + const char *propname, int index, + enum gpiod_flags dflags, + const char *label) +{ + return ERR_PTR(-ENOSYS); +} #endif /* CONFIG_OF_GPIO */ extern struct notifier_block gpio_of_notifier; diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h index fe0f460d9a3b..37448ee17e81 100644 --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h @@ -615,54 +615,6 @@ struct gpio_desc *devm_fwnode_get_gpiod_from_child(struct device *dev, return devm_fwnode_gpiod_get_index(dev, child, con_id, 0, flags, label); } -#if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_OF_GPIO) -struct device_node; - -struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node, - const char *propname, int index, - enum gpiod_flags dflags, - const char *label); - -#else /* CONFIG_GPIOLIB && CONFIG_OF_GPIO */ - -struct device_node; - -static inline -struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node, - const char *propname, int index, - enum gpiod_flags dflags, - const char *label) -{ - return ERR_PTR(-ENOSYS); -} - -#endif /* CONFIG_GPIOLIB && CONFIG_OF_GPIO */ - -#ifdef CONFIG_GPIOLIB -struct device_node; - -struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev, - const struct device_node *node, - const char *propname, int index, - enum gpiod_flags dflags, - const char *label); - -#else /* CONFIG_GPIOLIB */ - -struct device_node; - -static inline -struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev, - const struct device_node *node, - const char *propname, int index, - enum gpiod_flags dflags, - const char *label) -{ - return ERR_PTR(-ENOSYS); -} - -#endif /* CONFIG_GPIOLIB */ - struct acpi_gpio_params { unsigned int crs_entry_index; unsigned int line_index;