From patchwork Mon Mar 7 03:35:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: CGEL X-Patchwork-Id: 12771145 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 26520C433F5 for ; Mon, 7 Mar 2022 03:35:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235023AbiCGDgu (ORCPT ); Sun, 6 Mar 2022 22:36:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51996 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231285AbiCGDgt (ORCPT ); Sun, 6 Mar 2022 22:36:49 -0500 Received: from mail-qv1-xf31.google.com (mail-qv1-xf31.google.com [IPv6:2607:f8b0:4864:20::f31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 500305E15B; Sun, 6 Mar 2022 19:35:56 -0800 (PST) Received: by mail-qv1-xf31.google.com with SMTP id d3so11131334qvb.5; Sun, 06 Mar 2022 19:35:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=R5XBkGbLpwKeBtWV3nxW7T3iRe3e2U7dNRaaKdhMqyg=; b=aCj15Rfu3s9zAggB/tbruIRc88f/jJ82tAjsZGPQys8b+IPg06+lO1UlsqNnW74Vhs g1Ix/vZVtZqqOtVxfBBcwDuzRIRCQ8nbr9N0P+8GduTzXi5uAYodSYccfFgAUVmEUzpn XN3NqsJe9iaH/uJjf4eCqZigG1X/+hYGNxGsWsXBk9wIUy0XHgJ+CJkKwt7kW+wekakG MBXaqGic42TIRee4pneOjeXYsV3kUwht9RXj2s0PQkfH00Wso7h6MRFRPZvPkWCwcWyQ jqZp1N6C0vtTN6itM6Fa9ZPMirfuHRn5IUhGNbIuLesxCTwbhBU+FJCuhbq3/hto2pZ6 m9Nw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=R5XBkGbLpwKeBtWV3nxW7T3iRe3e2U7dNRaaKdhMqyg=; b=GsxXbD56ERKTrNRjeL9AUT3UaE/xOktbt05IETsS6CdW1pz0qF1P3heUVINr/1XTXD KJh3dXF7NzTb34LJiTQrXBlcTNmmnrB10qxEHQA+cYvaB/4GE29uTqHzG3pgf6+iRFYV s8OnuE3oCB8sBBBbvwjH5dXw7XCjqm+CVFuZOLRLSjZnnoUB4MnnjDgZYdYoD97LtHQK 0AckC8rcnfUpy1jMcEcTp2INMDp/7IVWo/qr2vTcD/G+PNaA3QntW4lsnPF+NFUpc5GC dzr/QnHp9tv3q27VR6/DI2wB/GDe5tTJkYaQdKU+/R4Nc71KcukCdzbuQLK2n6kQR1vd BxWw== X-Gm-Message-State: AOAM5334pS9ZC/fr+UwTAU5JkC/hO36DrDK6hHWItf8b+DseZ4GO+0vQ psE8CUfUDItpeo4G/00FBxw= X-Google-Smtp-Source: ABdhPJzu52klhBnRGqJo8805Vg4DIQqWlUEGypeXh4aucC3h7ef9+QM9aYDTXGGTP96FVPbl2pMHVQ== X-Received: by 2002:a05:6214:104b:b0:435:17bf:da07 with SMTP id l11-20020a056214104b00b0043517bfda07mr6749274qvr.91.1646624155436; Sun, 06 Mar 2022 19:35:55 -0800 (PST) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id i192-20020a379fc9000000b0067b314c0ff3sm616867qke.43.2022.03.06.19.35.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 06 Mar 2022 19:35:54 -0800 (PST) From: cgel.zte@gmail.com X-Google-Original-From: chi.minghao@zte.com.cn To: s.nawrocki@samsung.com Cc: tomasz.figa@gmail.com, cw00.choi@samsung.com, alim.akhtar@samsung.com, mturquette@baylibre.com, sboyd@kernel.org, krzysztof.kozlowski@canonical.com, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Minghao Chi Subject: [PATCH V2] clk/samsung: Use of_device_get_match_data() Date: Mon, 7 Mar 2022 03:35:46 +0000 Message-Id: <20220307033546.2075097-1-chi.minghao@zte.com.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org From: Minghao Chi (CGEL ZTE) Use of_device_get_match_data() to simplify the code. v1->v2: Add a judgment for returning variant to NULL Signed-off-by: Minghao Chi (CGEL ZTE) Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-exynos-clkout.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/clk/samsung/clk-exynos-clkout.c b/drivers/clk/samsung/clk-exynos-clkout.c index e6d6cbf8c4e6..273f77d54dab 100644 --- a/drivers/clk/samsung/clk-exynos-clkout.c +++ b/drivers/clk/samsung/clk-exynos-clkout.c @@ -81,19 +81,17 @@ MODULE_DEVICE_TABLE(of, exynos_clkout_ids); static int exynos_clkout_match_parent_dev(struct device *dev, u32 *mux_mask) { const struct exynos_clkout_variant *variant; - const struct of_device_id *match; if (!dev->parent) { dev_err(dev, "not instantiated from MFD\n"); return -EINVAL; } - match = of_match_device(exynos_clkout_ids, dev->parent); - if (!match) { + variant = of_device_get_match_data(dev->parent); + if (!variant) { dev_err(dev, "cannot match parent device\n"); return -EINVAL; } - variant = match->data; *mux_mask = variant->mux_mask;