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 5F123C433EF for ; Sat, 22 Jan 2022 09:30:14 +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=dgHoA6swCDXqhFcIMgtV8pA9jswM4CPUQ6X3yQV0bN8=; b=xunX+WIMwvST8f f2uDS1yy2I8Q9yBI6QuAqm90Adc1WmxPoA6qmWdgyTWUq9C9NuhPqjQ2HroLd04wOYBHm34XDSNvz LEGiv7OKhmZNPXmoa0i+jGPt9fdoIHZjDKg/74z+BwzpgfF08q+xmr348YZc5wslLcp+ICqjkz1tb lXLpfNmBMb3VcdhyT79R2nbnuSEPhJNVvf/zNNXNNAA6ZOh8L50MT0LcDEfLIOtEVrQXuqzP6KSPt UL2L+nXxPpO5Wvv6y2JF85W88EpvycwC5d1srdaBZMn3uhgtOmsu+xg/WnIXQhNWxhHqpLZsoH85+ LfF9t1IJbsqGWoxlE8/w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nBChA-00GwCv-Oe; Sat, 22 Jan 2022 09:28:31 +0000 Received: from mail-pj1-x102d.google.com ([2607:f8b0:4864:20::102d]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nBCXO-00Grgc-Tk for linux-arm-kernel@lists.infradead.org; Sat, 22 Jan 2022 09:18:24 +0000 Received: by mail-pj1-x102d.google.com with SMTP id nn16-20020a17090b38d000b001b56b2bce31so353722pjb.3 for ; Sat, 22 Jan 2022 01:18:22 -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=OL43s5I7LNHYgmLD2gKEH5DLtt+mhRAmKo34NJ8rtwE=; b=Ggo0kYpwoWnwSolmdIbTiIGBqEoKYbbJGe28yVsffQtRCfNStfbzu7ufp6Frh7kLje tP7/f8uW+0pNL+bOuvU/y84/uITpHYEb4voWNxDpRawsGCYd/r3YXYAKeQhm0MdB4Mlt UhRx3i9YIEqpmxfnvwv7tKZDw0i0XRfWQqIWo= 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=OL43s5I7LNHYgmLD2gKEH5DLtt+mhRAmKo34NJ8rtwE=; b=JBdhSnLg0oQGpXiCieob2aheUi27q9eWF6Z7U7c1c8Kv7ghXRd9BuWb4mzuXvhbdl6 0Dg3U3G8qhfOpBZztIAhsuGjnUzV2OgH4ZpWu2qx+na88BrBswzCKJpJ28u8PH1uAULm myw9Qid+ECXfR2TsTqEwbDSUBaALSIBbTKRJM/8Jw51BK3Te4vtNVGozpuD4ovUlm/tV r+oXoNO2Fy7V50TDy+q1i6paorCeI03pCP0c/CoCHZcdJeDhGku4R0744eCs/HI9v6jP wL/Bc5LFWFs++Jephuzx94LXMi0q+c4Oh9P1ivK78ZlOip5asdKMgWwSo62TwX5QDvUh OFCw== X-Gm-Message-State: AOAM532fyzt4lcjrZ/MUaM6KMZ4pH8uGdcHg23lYXIDBbBNVS0iAQdKl 6ZM/UvMUkvXfcOQIKLSYsVwGeg== X-Google-Smtp-Source: ABdhPJxYWG1G6A9uuQSoK+hKtiVNFyIt2rfYZvu/Rc9m92uJiLRu3G1sp2IZGb5nnUAghww4dGPDEA== X-Received: by 2002:a17:903:32c6:b0:14b:3f5b:e9c6 with SMTP id i6-20020a17090332c600b0014b3f5be9c6mr89273plr.136.1642843102481; Sat, 22 Jan 2022 01:18:22 -0800 (PST) Received: from wenstp920.tpe.corp.google.com ([2401:fa00:1:10:349f:9373:45d9:eb26]) by smtp.gmail.com with ESMTPSA id s1sm1608100pjn.42.2022.01.22.01.18.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 22 Jan 2022 01:18:22 -0800 (PST) From: Chen-Yu Tsai To: Stephen Boyd , Michael Turquette , Matthias Brugger Cc: Chen-Yu Tsai , Chun-Jie Chen , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 17/31] clk: mediatek: Implement mtk_clk_unregister_divider_clks() API Date: Sat, 22 Jan 2022 17:17:17 +0800 Message-Id: <20220122091731.283592-18-wenst@chromium.org> X-Mailer: git-send-email 2.35.0.rc0.227.g00780c9af4-goog In-Reply-To: <20220122091731.283592-1-wenst@chromium.org> References: <20220122091731.283592-1-wenst@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220122_011822_997247_235789EE X-CRM114-Status: GOOD ( 16.17 ) 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 --- 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.rc0.227.g00780c9af4-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel