From mboxrd@z Thu Jan 1 00:00:00 1970 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 2D5DBC433EF for ; Tue, 8 Feb 2022 12:51:29 +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:References:In-Reply-To: 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: List-Owner; bh=TgjJxep9pEbc6KStUmpqvrKL4MbigrQe0NVNdwsBZpc=; b=NLi0tskxuC2lCF E9d/Z/nLHD8TMICaSvtkiZPz3Xz1LxptHM/3Q4OSEfGlX77dAe8sNq63w5GagutH0qRV9ERAshYDZ oUbPlleC31IgZR4/ObpKDhB9MslhZ0kRvVU4fevwJaA48DD37miKUB6oDUPCcKKwxvaiySJqmz5qz T8HQEjxtQUt0X56oTf4huu7FWF5J/uSgGbSMZHzv52cO5oMWU9mZyxg3/ZOSMQRVbNxw7tLnAmMEd pnWew13z8UtMa9BU1+ZQo4WCXUJ/xxnH7YypXxR5jtLCV8u+r4ba84q4u2BfUGA+gCOG16KxgSfEl i92SPXqE9F+qcAOJF5rg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nHPw6-00DrZ8-QT; Tue, 08 Feb 2022 12:49:36 +0000 Received: from mail-pj1-x102b.google.com ([2607:f8b0:4864:20::102b]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nHPoE-00DnWt-Ep for linux-arm-kernel@lists.infradead.org; Tue, 08 Feb 2022 12:41:28 +0000 Received: by mail-pj1-x102b.google.com with SMTP id v4so10210380pjh.2 for ; Tue, 08 Feb 2022 04:41:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=R3JoellM0j3/drkIwePqf6xNXC0okTaVtKIbynTeAOc=; b=cDbvFXn+++jD2RBihOfm+4NuHtNk8YlQxYmPjF35O1yrsUbdXxfadniAuG4XR5nFwS 6AjlYWaCgdXKEQ9wtER+Kay6SUeGumXjw601aAOrw5/VgQcSA14qgibFM3JGqGXyIn/9 ETByjiRDfguEMxbmnwqFjDAIY6/V0+X2N5eCw= 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=R3JoellM0j3/drkIwePqf6xNXC0okTaVtKIbynTeAOc=; b=KacvfHpQd9e8nlxOi/2PW/dwFVHwSdqIxTtOLjOol8yNamwRwBDvWpWI2p7eQ8Ja8P J0jLFgLSOW2v/YSpWp2HJLNcDAMbokGuhQeT/XTWaJMVoBLW/0OK8KshnU4eLB5wJpy6 LDFxmfrE7XM4fm42evjxyVrVNPJlxfDBH+0tlr7D0psUHF3E0dV8hVDqJcnq/jm5NNkK Q0FSYuwVjAwpmCvyAUAbEk+ZRXt5Uh6PsyOQYxl3pxVnh3BLbpSFyRS/2nK3b6uWvsf7 i14JrK25Ks6LdM9iZ61hXhxCJCaE51WTg5hWeOcuz5XzKzRame5sMTiyURsjfbzMrt+W Fx9g== X-Gm-Message-State: AOAM532/kbkdEmPch5pSgMHReFLLNsaGnbsXXxzavckVfqHGNG7LOjuR Ax/bha19C7rlhhxtD1/KHxkR/Q== X-Google-Smtp-Source: ABdhPJySG6k3d+lfO+J6p0YF76ehegEmYbi/IhHoJqpoMykEiunvLKUkSg7jAzY0zepF1RSOzn+Q1w== X-Received: by 2002:a17:90b:3a86:: with SMTP id om6mr1151521pjb.99.1644324085808; Tue, 08 Feb 2022 04:41:25 -0800 (PST) Received: from wenstp920.tpe.corp.google.com ([2401:fa00:1:10:41b6:813e:c823:609c]) by smtp.gmail.com with ESMTPSA id h11sm15056939pfe.214.2022.02.08.04.41.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Feb 2022 04:41:25 -0800 (PST) From: Chen-Yu Tsai To: Stephen Boyd , Michael Turquette , Matthias Brugger Cc: Chen-Yu Tsai , Chun-Jie Chen , AngeloGioacchino Del Regno , Miles Chen , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 17/31] clk: mediatek: Implement mtk_clk_unregister_divider_clks() API Date: Tue, 8 Feb 2022 20:40:20 +0800 Message-Id: <20220208124034.414635-18-wenst@chromium.org> X-Mailer: git-send-email 2.35.0.263.gb82422642f-goog In-Reply-To: <20220208124034.414635-1-wenst@chromium.org> References: <20220208124034.414635-1-wenst@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220208_044126_531788_77CBE06A X-CRM114-Status: GOOD ( 17.07 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org mtk_clk_register_divider_clks(), as the name suggests, is used to register a given list of divider clks. However it is lacking a counterpart unregister API. Implement said unregister API so that the various clock platform drivers can utilize it to do proper unregistration, cleanup and removal. In the header file, the register function's declaration is also reformatted to fit code style guidelines. Signed-off-by: Chen-Yu Tsai Reviewed-by: Miles Chen Reviewed-by: AngeloGioacchino Del Regno --- drivers/clk/mediatek/clk-mtk.c | 19 +++++++++++++++++++ drivers/clk/mediatek/clk-mtk.h | 8 +++++--- 2 files changed, 24 insertions(+), 3 deletions(-) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index b267b2f04b84..3a6dfe445e63 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -286,6 +286,25 @@ void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, } } +void mtk_clk_unregister_dividers(const struct mtk_clk_divider *mcds, int num, + struct clk_onecell_data *clk_data) +{ + int i; + + if (!clk_data) + return; + + for (i = num; i > 0; i--) { + const struct mtk_clk_divider *mcd = &mcds[i - 1]; + + if (IS_ERR_OR_NULL(clk_data->clks[mcd->id])) + continue; + + clk_unregister_divider(clk_data->clks[mcd->id]); + clk_data->clks[mcd->id] = ERR_PTR(-ENOENT); + } +} + int mtk_clk_simple_probe(struct platform_device *pdev) { const struct mtk_clk_desc *mcd; diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index 4db1a97c1250..e3ae22fb0334 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -176,9 +176,11 @@ struct mtk_clk_divider { .div_width = _width, \ } -void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, - int num, void __iomem *base, spinlock_t *lock, - struct clk_onecell_data *clk_data); +void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, int num, + void __iomem *base, spinlock_t *lock, + struct clk_onecell_data *clk_data); +void mtk_clk_unregister_dividers(const struct mtk_clk_divider *mcds, int num, + struct clk_onecell_data *clk_data); struct clk_onecell_data *mtk_alloc_clk_data(unsigned int clk_num); void mtk_free_clk_data(struct clk_onecell_data *clk_data); -- 2.35.0.263.gb82422642f-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel