From patchwork Sun Oct 27 16:18:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Blumenstingl X-Patchwork-Id: 11214221 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5DB14913 for ; Sun, 27 Oct 2019 16:19:59 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 33E06214AF for ; Sun, 27 Oct 2019 16:19:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Bq3iq4/J"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=googlemail.com header.i=@googlemail.com header.b="eh1WeQJU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 33E06214AF Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=googlemail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=nlr5zxkibteYxtaG9/ov+BfOQLs6Q2W1JPTnPPo/Ync=; b=Bq3iq4/JjuflRK FErQfw9lHmdT6d37t1xMoBpospIBl9eVgZIdR3ZTo+Vhx8y30q0pSOOxtfIkm2Q9eKZ93qt3I8qlv TSOt8G1cCkuRw8jTT8f13jO9MycjQ46nlbBbdkT1tblhf+4Xv3g7Z3M3QN1xsYhOKO9xu+8Dk+J79 zFccmvlXjhgfBlh7H93W6FLpgTsPSUkv1jYL/A6VPK6wVVDqVdipaAsX5t1SyR2fhJ/HMWLenQtvF CS9a14JaI9XKBVjD+/7MdasQRjUIVGQGglMP8fyL52iDWDj+wwI482b0MvyopRlFmkPHUsKBgWqUw HymPxt7Puous9tx6vQOA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iOlGm-0007uP-3U; Sun, 27 Oct 2019 16:19:56 +0000 Received: from mail-wm1-x342.google.com ([2a00:1450:4864:20::342]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iOlFE-0006C8-D9; Sun, 27 Oct 2019 16:18:23 +0000 Received: by mail-wm1-x342.google.com with SMTP id g7so6953387wmk.4; Sun, 27 Oct 2019 09:18:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=CPQNzivuVZNWDtPwgDvWYp9o/YTaW3TY1ny0gNcTyh8=; b=eh1WeQJUqLqmNq7P5g77WEfxAuW9neRhh+Met5oYqfM/347j8sLtzsTSeh334FZcke mdSDPnwhvk9xiHA8r404dwDpMZQfA+3v7HOFnzcNVF01PiBTcW7xaRUBKAAVPPffJWUp n8TH/PSO82uFK1dIBcVzajImWj23r6JJmJOMKLXqwoXG7ycIbJj2vbn/2K5OInyOFCMc e4ePBKVK8O5xCHy8FQoUhdTP0Hz9TL4fFH0sLCzwsorlgV9cD3GbHGCnv9Qw9Bv/Mvd8 TAjg0bZuKIGThrBMSx2Wj03CnIsphlJsMouXd2kqscALnb1TFq/oDfoZHP8HdCOJCYRX 8Tcg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=CPQNzivuVZNWDtPwgDvWYp9o/YTaW3TY1ny0gNcTyh8=; b=d/wVX+TbRRqJrezfs5Hd2ki4cPDuwPRLmuma2yohyjEJG2T/99H36DNldF6Y3qtHR4 cT0wyiEIAHwRP2ocSUFtiqjm/AAgo1RJ80OkNmhgTaeDakfNs1lEhOF6NYxLvIVHXx8B pTs/vrK5j5o+pV9NKmIxgnyd9FoJGVhl3L6/Bc12XZymmoBh3QEApjf05V6p06l43G9P LdfiUcAAyqrXDbyorg8M0A8aWOTW2mnTBtWzzxTkkKy5VIUYQ3wa/noxbDDwi9yZEt1v 9NXNJbiHB9n1Ksw8HdN5E6DJUMktNyyRMCjETi1UO9jStoGf0NZSeHn5PbWuYRnUIjPE LaNQ== X-Gm-Message-State: APjAAAWKHbCqTuppQOAo75jYb2dyqOW0Nj7ctg6juj0/7ne0/NCyxP2t agCeRvbTD0cGNOH2XBjQ0BkJyAC3NhF6gw== X-Google-Smtp-Source: APXvYqz30NtrWX/wc/G4NZzRKZdUoiVvN3FqVKpNKl42zjz3/qQTlrYB1xwMJ+Fi2jVmhppWcoPaMQ== X-Received: by 2002:a1c:b4c2:: with SMTP id d185mr11147241wmf.159.1572193094673; Sun, 27 Oct 2019 09:18:14 -0700 (PDT) Received: from localhost.localdomain (p200300F133D01300428D5CFFFEB99DB8.dip0.t-ipconnect.de. [2003:f1:33d0:1300:428d:5cff:feb9:9db8]) by smtp.googlemail.com with ESMTPSA id j14sm9585014wrj.35.2019.10.27.09.18.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Oct 2019 09:18:14 -0700 (PDT) From: Martin Blumenstingl To: narmstrong@baylibre.com, jbrunet@baylibre.com, linux-amlogic@lists.infradead.org, khilman@baylibre.com Subject: [PATCH v2 2/5] clk: meson: meson8b: use clk_hw_set_parent in the CPU clock notifier Date: Sun, 27 Oct 2019 17:18:02 +0100 Message-Id: <20191027161805.1176321-3-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191027161805.1176321-1-martin.blumenstingl@googlemail.com> References: <20191027161805.1176321-1-martin.blumenstingl@googlemail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191027_091820_544838_D2F2C6AC X-CRM114-Status: GOOD ( 12.06 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:342 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (martin.blumenstingl[at]googlemail.com) 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, Martin Blumenstingl , linux-kernel@vger.kernel.org, robh+dt@kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Switch from clk_set_parent() to clk_hw_set_parent() now that we have a way to configure a mux clock based on clk_hw pointers. This simplifies the meson8b_cpu_clk_notifier_cb logic. No functional changes. Signed-off-by: Martin Blumenstingl --- drivers/clk/meson/meson8b.c | 21 ++++++++------------- 1 file changed, 8 insertions(+), 13 deletions(-) diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index 67e6691e080c..d376f80e806d 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -3585,7 +3585,7 @@ static const struct reset_control_ops meson8b_clk_reset_ops = { struct meson8b_nb_data { struct notifier_block nb; - struct clk_hw_onecell_data *onecell_data; + struct clk_hw *cpu_clk; }; static int meson8b_cpu_clk_notifier_cb(struct notifier_block *nb, @@ -3593,30 +3593,25 @@ static int meson8b_cpu_clk_notifier_cb(struct notifier_block *nb, { struct meson8b_nb_data *nb_data = container_of(nb, struct meson8b_nb_data, nb); - struct clk_hw **hws = nb_data->onecell_data->hws; - struct clk_hw *cpu_clk_hw, *parent_clk_hw; - struct clk *cpu_clk, *parent_clk; + struct clk_hw *parent_clk; int ret; switch (event) { case PRE_RATE_CHANGE: - parent_clk_hw = hws[CLKID_XTAL]; + /* xtal */ + parent_clk = clk_hw_get_parent_by_index(nb_data->cpu_clk, 0); break; case POST_RATE_CHANGE: - parent_clk_hw = hws[CLKID_CPU_SCALE_OUT_SEL]; + /* cpu_scale_out_sel */ + parent_clk = clk_hw_get_parent_by_index(nb_data->cpu_clk, 1); break; default: return NOTIFY_DONE; } - cpu_clk_hw = hws[CLKID_CPUCLK]; - cpu_clk = __clk_lookup(clk_hw_get_name(cpu_clk_hw)); - - parent_clk = __clk_lookup(clk_hw_get_name(parent_clk_hw)); - - ret = clk_set_parent(cpu_clk, parent_clk); + ret = clk_hw_set_parent(nb_data->cpu_clk, parent_clk); if (ret) return notifier_from_errno(ret); @@ -3695,7 +3690,7 @@ static void __init meson8b_clkc_init_common(struct device_node *np, return; } - meson8b_cpu_nb_data.onecell_data = clk_hw_onecell_data; + meson8b_cpu_nb_data.cpu_clk = clk_hw_onecell_data->hws[CLKID_CPUCLK]; /* * FIXME we shouldn't program the muxes in notifier handlers. The