From patchwork Thu Oct 26 19:54:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Rob Herring (Arm)" X-Patchwork-Id: 13437843 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 8D82EC25B6B for ; Thu, 26 Oct 2023 19:55:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=YAJVB2CwF7JjWpuPzPoVsueKTsa/Z8mIirJzgrUHNBc=; b=4Q1SZ1OhgvQpN4 lYBtqTzvuKkYfiAAIMj9s2FAdg3sPVayuKUY+RzwtV8Y85ED46iQnOpfMlHU0rklY46C+0rwWZbfk q3X77fDa7cougH2+jLmJ5lfNc3IrfJZhJ5+hIiElTIBOyaXxf/JEq2+Ps3kSLXRSuNxbeG4OE24PV pBdQNjdRHBztf+uQKtPRAaKYDRRNIyxv5mnOu/20Tvxuu9TrSpQO5AjkqGsMytXceQO9eEEd7D/8C kMS4/NzS9rUkTFCsBKGsq8IfvI2cew6VHXUGWnb5rEumPEJK69DgXu3k2do368EN6lR1ZUHJHgah4 OMQDVfDjyDtOXYpEMqEw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qw6S0-00F58H-0F; Thu, 26 Oct 2023 19:55:28 +0000 Received: from mail-ot1-f43.google.com ([209.85.210.43]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qw6Rx-00F56v-1L; Thu, 26 Oct 2023 19:55:26 +0000 Received: by mail-ot1-f43.google.com with SMTP id 46e09a7af769-6cd09f51fe0so716408a34.1; Thu, 26 Oct 2023 12:55:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698350120; x=1698954920; 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=P9SEmh3Ti6BweKuBsiI0z3j9kO6wl5de7iuUaFpsagQ=; b=jJwuNrRAhJlNYUe66KvJ6pIJhU6YnTP0GlCJjitM/fP3z2dwvdwXnIjTQLVxv8kd5X 8pzKGevXD1+vA+sVf6FiC6BIOtpJU6fkuBHyonuUKYDqWaJFKBKmDlbaoNsSeGb56gOg tGwpad1vl/OTChYbo6H2W0GtrTg+kPd9CCjwYq+u8s+bUqTst7FQ0ABuK8+TENUZ/4sw qjDjDSpWioUGO6Dk+TZ+eeb2yLYznvkDtxa4SaEEkYdMBx5YLOSbS0UwzGPLO+1LXsIK cGR9xazRq9RwPmR4MJ1lE3mu8ondQhhNPYGkwsl9OEeXSxGLntMe97wA0Yp1p1+Poi6/ Msbg== X-Gm-Message-State: AOJu0Yxzjh1XYuHq5u99qpoUPvU4fUHsf02jR1ntEHFExj5pC31gIKkE g6D0cYqpLcLHdKyWHSlLa6eDKSrHJg== X-Google-Smtp-Source: AGHT+IGFKWUSjFLRB5b0vYmkzpMNPEPkC3HBf+pN5hkdBt1cX6fzmcK5kAGnnfuiZjJO1Sorv/ZI+Q== X-Received: by 2002:a05:6830:314c:b0:6b8:9a3a:ea12 with SMTP id c12-20020a056830314c00b006b89a3aea12mr545041ots.12.1698350119860; Thu, 26 Oct 2023 12:55:19 -0700 (PDT) Received: from herring.priv (66-90-144-107.dyn.grandenetworks.net. [66.90.144.107]) by smtp.gmail.com with ESMTPSA id d64-20020a4a5243000000b005737ca61829sm5503oob.13.2023.10.26.12.55.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Oct 2023 12:55:19 -0700 (PDT) Received: (nullmailer pid 69534 invoked by uid 1000); Thu, 26 Oct 2023 19:55:18 -0000 From: Rob Herring To: Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6n?= =?utf-8?q?ig?= , Heiko Stuebner Cc: linux-pwm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: [PATCH v2] pwm: Use device_get_match_data() Date: Thu, 26 Oct 2023 14:54:17 -0500 Message-ID: <20231026195417.68090-2-robh@kernel.org> X-Mailer: git-send-email 2.42.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231026_125525_456456_AC1AD75E X-CRM114-Status: GOOD ( 13.12 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use preferred device_get_match_data() instead of of_match_device() to get the driver match data. With this, adjust the includes to explicitly include the correct headers. As these drivers only do DT based matching, of_match_device() will never return NULL if we've gotten to probe(). Therefore, the NULL check and error returns can be dropped. Signed-off-by: Rob Herring Reviewed-by: Uwe Kleine-König --- v2: - Add to commit message about of_match_device() error checking drivers/pwm/pwm-img.c | 8 ++------ drivers/pwm/pwm-rockchip.c | 9 ++------- 2 files changed, 4 insertions(+), 13 deletions(-) diff --git a/drivers/pwm/pwm-img.c b/drivers/pwm/pwm-img.c index 116fa060e302..0d218c0b690e 100644 --- a/drivers/pwm/pwm-img.c +++ b/drivers/pwm/pwm-img.c @@ -13,9 +13,9 @@ #include #include #include -#include #include #include +#include #include #include #include @@ -260,7 +260,6 @@ static int img_pwm_probe(struct platform_device *pdev) u64 val; unsigned long clk_rate; struct img_pwm_chip *imgchip; - const struct of_device_id *of_dev_id; imgchip = devm_kzalloc(&pdev->dev, sizeof(*imgchip), GFP_KERNEL); if (!imgchip) @@ -272,10 +271,7 @@ static int img_pwm_probe(struct platform_device *pdev) if (IS_ERR(imgchip->base)) return PTR_ERR(imgchip->base); - of_dev_id = of_match_device(img_pwm_of_match, &pdev->dev); - if (!of_dev_id) - return -ENODEV; - imgchip->data = of_dev_id->data; + imgchip->data = device_get_match_data(&pdev->dev); imgchip->periph_regs = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, "img,cr-periph"); diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c index cce4381e188a..a7c647e37837 100644 --- a/drivers/pwm/pwm-rockchip.c +++ b/drivers/pwm/pwm-rockchip.c @@ -10,8 +10,8 @@ #include #include #include -#include #include +#include #include #include @@ -296,16 +296,11 @@ MODULE_DEVICE_TABLE(of, rockchip_pwm_dt_ids); static int rockchip_pwm_probe(struct platform_device *pdev) { - const struct of_device_id *id; struct rockchip_pwm_chip *pc; u32 enable_conf, ctrl; bool enabled; int ret, count; - id = of_match_device(rockchip_pwm_dt_ids, &pdev->dev); - if (!id) - return -EINVAL; - pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL); if (!pc) return -ENOMEM; @@ -344,7 +339,7 @@ static int rockchip_pwm_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pc); - pc->data = id->data; + pc->data = device_get_match_data(&pdev->dev); pc->chip.dev = &pdev->dev; pc->chip.ops = &rockchip_pwm_ops; pc->chip.npwm = 1;