From patchwork Fri Mar 10 14:47:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rob Herring \(Arm\)" X-Patchwork-Id: 662561 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 1D153C742A7 for ; Fri, 10 Mar 2023 14:54:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233599AbjCJOyp (ORCPT ); Fri, 10 Mar 2023 09:54:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58982 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233465AbjCJOyI (ORCPT ); Fri, 10 Mar 2023 09:54:08 -0500 Received: from mail-oi1-f170.google.com (mail-oi1-f170.google.com [209.85.167.170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 62B9E20568; Fri, 10 Mar 2023 06:49:59 -0800 (PST) Received: by mail-oi1-f170.google.com with SMTP id bg11so4402221oib.5; Fri, 10 Mar 2023 06:49:59 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678459722; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=hwhYtKzDnXEsLBl9Tm3BqnXbNzyUsQ3KuTYFbJoohGM=; b=Y+Bo8TYkfnbYROW59aHEiy7Loa7w9Lyr2OAeBGvM7lJF5afIzUtUSZvGwtKD+hjuTY ZQ2roLOk2gO/0hn0+oULU6rCw3HO/fXBA1R7QRfiLyUVdlzQsIFC8thLGNXzrLPLC45q eDNdwIhZQOmE4FJzD9KIlb5JNtARl4EXUKOBiAlPXL/FibOYKPT9JIX9kcVZfNfYUaTQ ruUVb8Fa5MKHd+67psArxoKOKjUlAqEtKzM5I++WX6AwFJ/KmzWu/+ui9REkpLFtTu4K n5fbPGCBt435CK1dfVWFxpBTXQFem2xsrgF6sbUXZidpCralIoJoO6AKas776SdKJjiJ 1yZQ== X-Gm-Message-State: AO0yUKVRlAfqWW5rXrIewugzAK/HbX5+6HUaJmc7z0zlEQvQUrm7JrbQ cH4aCOxznbwBrmvYMWCyPg== X-Google-Smtp-Source: AK7set/2Hv/GHCQ4CWKw9+OchH8gffT8eqBP4iLmC17qsMPdXt7UFyt1xWM3HZum7IWwuaM8TqbJlg== X-Received: by 2002:a05:6808:1d7:b0:383:ef56:a34c with SMTP id x23-20020a05680801d700b00383ef56a34cmr1364469oic.2.1678459722220; Fri, 10 Mar 2023 06:48:42 -0800 (PST) Received: from robh_at_kernel.org (66-90-144-107.dyn.grandenetworks.net. [66.90.144.107]) by smtp.gmail.com with ESMTPSA id y129-20020acae187000000b0038476262f65sm967331oig.33.2023.03.10.06.48.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Mar 2023 06:48:41 -0800 (PST) Received: (nullmailer pid 1544713 invoked by uid 1000); Fri, 10 Mar 2023 14:47:21 -0000 From: Rob Herring To: Sean Wang , Linus Walleij , Tony Lindgren , Haojian Zhuang , Maxime Coquelin , Alexandre Torgue , Geert Uytterhoeven , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Matthias Brugger , AngeloGioacchino Del Regno Cc: devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-renesas-soc@vger.kernel.org, linux-sunxi@lists.linux.dev Subject: [PATCH] pinctrl: Use of_property_present() for testing DT property presence Date: Fri, 10 Mar 2023 08:47:20 -0600 Message-Id: <20230310144721.1544669-1-robh@kernel.org> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org It is preferred to use typed property access functions (i.e. of_property_read_ functions) rather than low-level of_get_property/of_find_property functions for reading properties. As part of this, convert of_get_property/of_find_property calls to the recently added of_property_present() helper when we just want to test for presence of a property and nothing more. Signed-off-by: Rob Herring Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Geert Uytterhoeven Reviewed-by: Jernej Skrabec --- drivers/pinctrl/mediatek/pinctrl-moore.c | 2 +- drivers/pinctrl/pinctrl-single.c | 4 ++-- drivers/pinctrl/pinctrl-stmfx.c | 2 +- drivers/pinctrl/renesas/pinctrl.c | 4 ++-- drivers/pinctrl/stm32/pinctrl-stm32.c | 2 +- drivers/pinctrl/sunxi/pinctrl-sunxi.c | 20 ++++++++++---------- 6 files changed, 17 insertions(+), 17 deletions(-) diff --git a/drivers/pinctrl/mediatek/pinctrl-moore.c b/drivers/pinctrl/mediatek/pinctrl-moore.c index 007b98ce5631..8649a2f9d324 100644 --- a/drivers/pinctrl/mediatek/pinctrl-moore.c +++ b/drivers/pinctrl/mediatek/pinctrl-moore.c @@ -586,7 +586,7 @@ static int mtk_build_gpiochip(struct mtk_pinctrl *hw) * Documentation/devicetree/bindings/gpio/gpio.txt on how to * bind pinctrl and gpio drivers via the "gpio-ranges" property. */ - if (!of_find_property(hw->dev->of_node, "gpio-ranges", NULL)) { + if (!of_property_present(hw->dev->of_node, "gpio-ranges")) { ret = gpiochip_add_pin_range(chip, dev_name(hw->dev), 0, 0, chip->ngpio); if (ret < 0) { diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index 190923757cda..0dabbcf68b9f 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -939,11 +939,11 @@ static int pcs_parse_pinconf(struct pcs_device *pcs, struct device_node *np, /* cacluate how much properties are supported in current node */ for (i = 0; i < ARRAY_SIZE(prop2); i++) { - if (of_find_property(np, prop2[i].name, NULL)) + if (of_property_present(np, prop2[i].name)) nconfs++; } for (i = 0; i < ARRAY_SIZE(prop4); i++) { - if (of_find_property(np, prop4[i].name, NULL)) + if (of_property_present(np, prop4[i].name)) nconfs++; } if (!nconfs) diff --git a/drivers/pinctrl/pinctrl-stmfx.c b/drivers/pinctrl/pinctrl-stmfx.c index 1181c4b506b1..3c031692e44d 100644 --- a/drivers/pinctrl/pinctrl-stmfx.c +++ b/drivers/pinctrl/pinctrl-stmfx.c @@ -632,7 +632,7 @@ static int stmfx_pinctrl_probe(struct platform_device *pdev) pctl->dev = &pdev->dev; pctl->stmfx = stmfx; - if (!of_find_property(np, "gpio-ranges", NULL)) { + if (!of_property_present(np, "gpio-ranges")) { dev_err(pctl->dev, "missing required gpio-ranges property\n"); return -EINVAL; } diff --git a/drivers/pinctrl/renesas/pinctrl.c b/drivers/pinctrl/renesas/pinctrl.c index b74147800319..5c71e168b370 100644 --- a/drivers/pinctrl/renesas/pinctrl.c +++ b/drivers/pinctrl/renesas/pinctrl.c @@ -125,8 +125,8 @@ static int sh_pfc_dt_subnode_to_map(struct pinctrl_dev *pctldev, * inside a subnode nor across subnodes. */ if (!pmx->func_prop_name) { - if (of_find_property(np, "groups", NULL) || - of_find_property(np, "pins", NULL)) { + if (of_property_present(np, "groups")|| + of_property_present(np, "pins")) { pmx->func_prop_name = "function"; pmx->groups_prop_name = "groups"; pmx->pins_prop_name = "pins"; diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index cb33a23ab0c1..66a25becd8f5 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -1374,7 +1374,7 @@ static struct irq_domain *stm32_pctrl_get_irq_domain(struct platform_device *pde struct device_node *parent; struct irq_domain *domain; - if (!of_find_property(np, "interrupt-parent", NULL)) + if (!of_property_present(np, "interrupt-parent")) return NULL; parent = of_irq_find_parent(np); diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index f35179eceb4e..1dc1882cbdd7 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -224,16 +224,16 @@ static int sunxi_pctrl_get_group_pins(struct pinctrl_dev *pctldev, static bool sunxi_pctrl_has_bias_prop(struct device_node *node) { - return of_find_property(node, "bias-pull-up", NULL) || - of_find_property(node, "bias-pull-down", NULL) || - of_find_property(node, "bias-disable", NULL) || - of_find_property(node, "allwinner,pull", NULL); + return of_property_present(node, "bias-pull-up") || + of_property_present(node, "bias-pull-down") || + of_property_present(node, "bias-disable") || + of_property_present(node, "allwinner,pull"); } static bool sunxi_pctrl_has_drive_prop(struct device_node *node) { - return of_find_property(node, "drive-strength", NULL) || - of_find_property(node, "allwinner,drive", NULL); + return of_property_present(node, "drive-strength") || + of_property_present(node, "allwinner,drive"); } static int sunxi_pctrl_parse_bias_prop(struct device_node *node) @@ -241,13 +241,13 @@ static int sunxi_pctrl_parse_bias_prop(struct device_node *node) u32 val; /* Try the new style binding */ - if (of_find_property(node, "bias-pull-up", NULL)) + if (of_property_present(node, "bias-pull-up")) return PIN_CONFIG_BIAS_PULL_UP; - if (of_find_property(node, "bias-pull-down", NULL)) + if (of_property_present(node, "bias-pull-down")) return PIN_CONFIG_BIAS_PULL_DOWN; - if (of_find_property(node, "bias-disable", NULL)) + if (of_property_present(node, "bias-disable")) return PIN_CONFIG_BIAS_DISABLE; /* And fall back to the old binding */ @@ -1424,7 +1424,7 @@ static int sunxi_pinctrl_setup_debounce(struct sunxi_pinctrl *pctl, return 0; /* If we don't have any setup, bail out */ - if (!of_find_property(node, "input-debounce", NULL)) + if (!of_property_present(node, "input-debounce")) return 0; losc = devm_clk_get(pctl->dev, "losc");