From nobody Sun Feb 8 12:32:55 2026 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 B481AC04A94 for ; Mon, 31 Jul 2023 04:28:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229744AbjGaE23 (ORCPT ); Mon, 31 Jul 2023 00:28:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40304 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229464AbjGaE20 (ORCPT ); Mon, 31 Jul 2023 00:28:26 -0400 Received: from mail-pl1-x62e.google.com (mail-pl1-x62e.google.com [IPv6:2607:f8b0:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 52C64E6D for ; Sun, 30 Jul 2023 21:28:25 -0700 (PDT) Received: by mail-pl1-x62e.google.com with SMTP id d9443c01a7336-1bbc87ded50so24703585ad.1 for ; Sun, 30 Jul 2023 21:28:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1690777704; x=1691382504; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=5A36sJfoTWTZxxRtlkUpT4+tRtDcKRqPwRCEoULd4eU=; b=b5DQ6Rlyi7Lq9BXtLOOwalkREoNbb87b7unENttOCjxE8BVeLJiZVLColztFw+ksZi T5RO9eNtw8w4tbxo8yjiH8JdzdVbiLrXtczhvTfIZrpykQ7oQia1ZRmOGhd2hBXjrtZT V8fl0WKyk3tkCepVejzvfjyVLsuOV988AmZX4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690777704; x=1691382504; 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=5A36sJfoTWTZxxRtlkUpT4+tRtDcKRqPwRCEoULd4eU=; b=Fa3pkgkyEml/pABE4e0PAR+9PWiu4IelTkZkTN3vgTKldSP9/RcdPT2iHCCL1+bCH6 bQH+3p5UF4UBLSaoK3BzZUVN1id5a7JVcLbSMt6gu7sCuJMSAjeck6tnT5rdGVGt6TrC BmlBVc46eRkLWzXkrSMgCITnzVhbrl1DaKwkJCyrN2+gLaVEapZmkbk8yNxRJ/6qQTFW Fr2Sx6UTxGmj4DyNVrQXpoNkNLKW9+B6K3a//TpiCbJVa45uNYXQFXyyCANSS1M8897g bMSCyjsdlPN6B6qYfNtzrW+4+hB77rQZdWsLUiJ+Tm4aWVQe+SwJxIEMp+GPT6ElXIb0 9x3w== X-Gm-Message-State: ABy/qLZ8I/CGHo5O8afZxI53N9rtQJ+2unfgrvr/wqD9aZk4Es1IwVpj npHkLjCIr+4RNMqtiVfG13M78Q== X-Google-Smtp-Source: APBJJlGW73mZDqZnkyjN83Bmi8SBbMUxpBxQv5ILrRrZFjgWoHlYdewLdEqjUMKHtrkbxW8SlUceaA== X-Received: by 2002:a17:902:d4c3:b0:1b8:b3f0:3d57 with SMTP id o3-20020a170902d4c300b001b8b3f03d57mr9821918plg.31.1690777704531; Sun, 30 Jul 2023 21:28:24 -0700 (PDT) Received: from wenstp920.tpe.corp.google.com ([2401:fa00:1:10:fd7a:6af2:fca:ff71]) by smtp.gmail.com with ESMTPSA id t15-20020a170902b20f00b001b9df8f14d7sm7349096plr.267.2023.07.30.21.28.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 30 Jul 2023 21:28:24 -0700 (PDT) From: Chen-Yu Tsai To: Neil Armstrong , Jerome Brunet , Kevin Hilman , Martin Blumenstingl , Stephen Boyd Cc: Chen-Yu Tsai , linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] clk: meson: meson8b: Simplify notifier clock lookup Date: Mon, 31 Jul 2023 12:27:53 +0800 Message-ID: <20230731042807.1322972-1-wenst@chromium.org> X-Mailer: git-send-email 2.41.0.487.g6d72f3e995-goog MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The driver registers a clock notifier by first getting the name of one of its clocks it just registered, then uses the name to look up the clock. The lookup is not needed, since each clock provider already has a clock attached to it. Use that instead to get rid of a __clk_lookup() call. Signed-off-by: Chen-Yu Tsai --- Found this could be simplified while looking through some clk core code. drivers/clk/meson/meson8b.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index 827e78fb16a8..c4336ac012bf 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -3793,7 +3793,6 @@ static void __init meson8b_clkc_init_common(struct de= vice_node *np, { struct meson8b_clk_reset *rstc; struct device_node *parent_np; - const char *notifier_clk_name; struct clk *notifier_clk; struct regmap *map; int i, ret; @@ -3847,9 +3846,7 @@ static void __init meson8b_clkc_init_common(struct de= vice_node *np, * tricky programming sequence will be handled by the forthcoming * coordinated clock rates mechanism once that feature is released. */ - notifier_clk_name =3D clk_hw_get_name(&meson8b_cpu_scale_out_sel.hw); - notifier_clk =3D __clk_lookup(notifier_clk_name); - ret =3D clk_notifier_register(notifier_clk, &meson8b_cpu_nb_data.nb); + ret =3D clk_notifier_register(meson8b_cpu_scale_out_sel.hw.clk, &meson8b_= cpu_nb_data.nb); if (ret) { pr_err("%s: failed to register the CPU clock notifier\n", __func__); --=20 2.41.0.487.g6d72f3e995-goog