From patchwork Wed Nov 9 00:26:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Torokhov X-Patchwork-Id: 13036995 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB6A2C4332F for ; Wed, 9 Nov 2022 00:27:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229614AbiKIA1C (ORCPT ); Tue, 8 Nov 2022 19:27:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59990 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229682AbiKIA1A (ORCPT ); Tue, 8 Nov 2022 19:27:00 -0500 Received: from mail-pj1-x102f.google.com (mail-pj1-x102f.google.com [IPv6:2607:f8b0:4864:20::102f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D2DC22B09; Tue, 8 Nov 2022 16:26:58 -0800 (PST) Received: by mail-pj1-x102f.google.com with SMTP id k5so15254855pjo.5; Tue, 08 Nov 2022 16:26:58 -0800 (PST) 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 :message-id:reply-to; bh=8HJkA3m4z41ixW5vvs68RcjpRXugbjaOG03xYMJ1aMU=; b=VHsT1EGD9tJ34WuQQ1Qbir5Vxt6aJBOoAscjc6yalFK6ff2MqQUG/0DV6w0HydBvSr snhh4rTbYGQilO3o5GCal9NNdP7UzkQhDxXWOA7yx5thYVkZc8Z+06TCiD68LTCW/dUY xwFA6kwdWGaIoBZ0jP1w7AKlisF7ZXj6VJOjRVV8W3kbZjDR6Cqvdksy+VceEc7kD0Cv KiYSoXWY86yk9gbidT/ewQZGbiFGjBAmirvNLUI5Ac+KABeV06pppMK/izygB7alag9o 1kUchZYojqZ7c4GHFfYY8RqBybrwkvDF0bCeQmVzz4ZAni1v+EkKJCxoJ+2jP9HaGdmy oR5w== 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:message-id:reply-to; bh=8HJkA3m4z41ixW5vvs68RcjpRXugbjaOG03xYMJ1aMU=; b=w4f99WVOY58zJG8Py5qOMLgku0Bfyoh78ye1qyMNKY7ubMOaC8W80Ub6gSYqamN3OI ommCAsNVgiyVE7/UPieu1BADKFBZzJuhIpPD/UcKlEW0Ah10Hfdp8D6VOxrTcPbroClq 5WQqLjZM2jxMmcnjdyaH0S0Prwuvr+GmPe512JAN9vjH1pkDIsjomR+IQOlgQIst6rtt K4Qo4yQ9nmo6beDhrWsYhBrYdf8AZeenvFKTEIuBbonxo5+3eHd2yAmZBmXzCURpRGFh ezlIMRRMDr+kGYYBwG/dmbrblbU7abmFx33h0LmQ1M/2/gWVzzo52i4XZAg32MSudWeE v+5g== X-Gm-Message-State: ACrzQf3wWBPbFFkqRHqzhdTu/NBqNEkhf3Co/0zmRu6WqtLbiEh3Wzm7 v4x0iL81THu0zCM+Bjz9ZBE= X-Google-Smtp-Source: AMsMyM6nYv4o2uKe5M8vynUJRJroWNmAElDOB5drYxz5p9+alkZJYv9+eEFCukKf0UIzixhe/EpD4A== X-Received: by 2002:a17:903:2489:b0:187:3a59:570a with SMTP id p9-20020a170903248900b001873a59570amr40310676plw.35.1667953617725; Tue, 08 Nov 2022 16:26:57 -0800 (PST) Received: from dtor-ws.mtv.corp.google.com ([2620:15c:9d:2:9f46:7242:26:f220]) by smtp.gmail.com with ESMTPSA id i65-20020a626d44000000b0056bd737fdf3sm6907324pfc.123.2022.11.08.16.26.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Nov 2022 16:26:57 -0800 (PST) From: Dmitry Torokhov To: Linus Walleij , Andy Shevchenko , Bartosz Golaszewski Cc: linux-acpi@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/6] gpiolib: of: change of_find_gpio() to accept device node Date: Tue, 8 Nov 2022 16:26:46 -0800 Message-Id: <20221031-gpiolib-swnode-v2-1-81f55af5fa0e@gmail.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221031-gpiolib-swnode-v2-0-81f55af5fa0e@gmail.com> References: <20221031-gpiolib-swnode-v2-0-81f55af5fa0e@gmail.com> MIME-Version: 1.0 X-Mailer: b4 0.11.0-dev-28747 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org In preparation of switching all OF-based GPIO lookups to go through of_find_gpio() let's change it to accept device node as its argument as we do not always have access to device structure. Reviewed-by: Andy Shevchenko Acked-by: Linus Walleij Signed-off-by: Dmitry Torokhov --- drivers/gpio/gpiolib-of.c | 7 +++---- drivers/gpio/gpiolib-of.h | 4 ++-- drivers/gpio/gpiolib.c | 5 +++-- 3 files changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index be9c34cca322..52e4ac0fcaa1 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -623,7 +623,7 @@ static const of_find_gpio_quirk of_find_gpio_quirks[] = { NULL }; -struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, +struct gpio_desc *of_find_gpio(struct device_node *np, const char *con_id, unsigned int idx, unsigned long *flags) { char prop_name[32]; /* 32 is max size of property name */ @@ -641,8 +641,7 @@ struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, snprintf(prop_name, sizeof(prop_name), "%s", gpio_suffixes[i]); - desc = of_get_named_gpiod_flags(dev->of_node, prop_name, idx, - &of_flags); + desc = of_get_named_gpiod_flags(np, prop_name, idx, &of_flags); if (!gpiod_not_found(desc)) break; @@ -650,7 +649,7 @@ struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, /* Properly named GPIO was not found, try workarounds */ for (q = of_find_gpio_quirks; gpiod_not_found(desc) && *q; q++) - desc = (*q)(dev->of_node, con_id, idx, &of_flags); + desc = (*q)(np, con_id, idx, &of_flags); if (IS_ERR(desc)) return desc; diff --git a/drivers/gpio/gpiolib-of.h b/drivers/gpio/gpiolib-of.h index 1b5df39a952e..cb8b70a2723e 100644 --- a/drivers/gpio/gpiolib-of.h +++ b/drivers/gpio/gpiolib-of.h @@ -16,7 +16,7 @@ struct gpio_desc; struct gpio_device; #ifdef CONFIG_OF_GPIO -struct gpio_desc *of_find_gpio(struct device *dev, +struct gpio_desc *of_find_gpio(struct device_node *np, const char *con_id, unsigned int idx, unsigned long *lookupflags); @@ -26,7 +26,7 @@ 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); #else -static inline struct gpio_desc *of_find_gpio(struct device *dev, +static inline struct gpio_desc *of_find_gpio(struct device_node *np, const char *con_id, unsigned int idx, unsigned long *lookupflags) diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index e8faedca6b14..c5a80def8be4 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -4070,14 +4070,15 @@ struct gpio_desc *__must_check gpiod_get_index(struct device *dev, int ret; /* Maybe we have a device name, maybe not */ const char *devname = dev ? dev_name(dev) : "?"; - const struct fwnode_handle *fwnode = dev ? dev_fwnode(dev) : NULL; + struct fwnode_handle *fwnode = dev ? dev_fwnode(dev) : NULL; dev_dbg(dev, "GPIO lookup for consumer %s\n", con_id); /* Using device tree? */ if (is_of_node(fwnode)) { dev_dbg(dev, "using device tree for GPIO lookup\n"); - desc = of_find_gpio(dev, con_id, idx, &lookupflags); + desc = of_find_gpio(to_of_node(fwnode), + con_id, idx, &lookupflags); } else if (is_acpi_node(fwnode)) { dev_dbg(dev, "using ACPI for GPIO lookup\n"); desc = acpi_find_gpio(dev, con_id, idx, &flags, &lookupflags);