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 E2370C433F5 for ; Sat, 22 Jan 2022 09:28:59 +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=CqlFt+GLTPZrwEvz94weTp316n3s0XBEhLxJiwskhiQ=; b=vHMR+NXyoemgXB uy86HnGI1Zln8UKOHCbAd3stzL4GVI3wQqKhPNNcs2TF5SLF4J6Chg6XcHr6kOjUf38wuCm6hkZOY 5JSWDuXojYErIbC4/cmdKJmL4Gg6PQmsC3m1/LURWwkt12TDJmx8lq4nt+GPrFrCF9Gc2b0us9tpB 19Mp5wQ2S5uloKZSzmCSVdIODCO0bsCU0UZhXldQhK44BYHt9aBV8N/rG6KjuURILtHNr19j1c7lE pkpe5xTrk53irFJ2D6XPtXNJmHdUy7d+QiNzyHgYttLaGfbQyT9Vy8yjEzw9f/lEzvrNe5xvTznpT 3/d/wnaUujwOo80ZYzGg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nBCg9-00Gvp7-8w; Sat, 22 Jan 2022 09:27:25 +0000 Received: from mail-pf1-x431.google.com ([2607:f8b0:4864:20::431]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nBCXN-00Greo-0k for linux-arm-kernel@lists.infradead.org; Sat, 22 Jan 2022 09:18:22 +0000 Received: by mail-pf1-x431.google.com with SMTP id a8so5712304pfa.6 for ; Sat, 22 Jan 2022 01:18:20 -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=0r/icLyBiPRWAX9DR8xwoo1Ajn0xsQM7/jQJfiNovl4=; b=NIkPglMlv2Ah6b+M/D72wGdMSWs329exo2s/sWwo2kEcfCVveRvRW8MflsWkpCHok3 UZJp2re6/JJjOPSx8f/2LE/F4aWPQMMtXDkn8xgg+wi4Q6MmSbCmDvaIcAGT/QwbE6Oi zhQ2nJ1tR6PVO4uBVfjkOAcFQ/7daZCPRGv40= 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=0r/icLyBiPRWAX9DR8xwoo1Ajn0xsQM7/jQJfiNovl4=; b=FLZEOZ68s6Mt64SdbmN3hprysLee4E/zI21kqcv6Su9ujBWBvGTrgTfKIZWjn9VRiJ 9+P+CQtRqXOpdQjIPLchtw7aG8Exp+7+uK/z/aaP/+nSkPfNxJN99ybvabiW7zTfr8Cg Dx4yalH5cCUe+dtrIynp7K+1R7VQ+4eEngSDxmF+fd1kw+6EqAcBiFLdBcyG5P08v9Kg yThcxyrdzC4ouzNSdEmQCll3vV9Y4ObKM9PFKQXB7yfUqNrn2gwxTol7SH4ASmN9Zv6k y8ciH2iYLJ7kXgL32AqF4zUDxdFAkbBMDB4URP59SOXFL9u90RXvhzWrq6PgvWwJbBCn 3ZoQ== X-Gm-Message-State: AOAM532MSkUMq0taFo/3yYOvxebUgrhzkjPvCn/1tZvgbGVDh1kF1a/N qxPIt0uc2hIFHF80t7s3Ys0YkA== X-Google-Smtp-Source: ABdhPJwZs4dBcrlJUtQnvPcUNmuVMsA70DkLPP33YojMfq1AMhxrajglxuuN8K2CRtm/7ScyiwQpMw== X-Received: by 2002:a65:4685:: with SMTP id h5mr5536639pgr.14.1642843100230; Sat, 22 Jan 2022 01:18:20 -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.42.2022.01.22.01.18.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 22 Jan 2022 01:18:19 -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 16/31] clk: mediatek: Implement mtk_clk_unregister_factors() API Date: Sat, 22 Jan 2022 17:17:16 +0800 Message-Id: <20220122091731.283592-17-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_011821_227392_AD1A8F87 X-CRM114-Status: GOOD ( 15.41 ) 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_factors(), as the name suggests, is used to register a given list of fixed factor 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 | 20 ++++++++++++++++++++ drivers/clk/mediatek/clk-mtk.h | 6 ++++-- 2 files changed, 24 insertions(+), 2 deletions(-) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index 7c0d5706eed7..b267b2f04b84 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -126,6 +126,26 @@ void mtk_clk_register_factors(const struct mtk_fixed_factor *clks, } EXPORT_SYMBOL_GPL(mtk_clk_register_factors); +void mtk_clk_unregister_factors(const struct mtk_fixed_factor *clks, int num, + struct clk_onecell_data *clk_data) +{ + int i; + + if (!clk_data) + return; + + for (i = num; i > 0; i--) { + const struct mtk_fixed_factor *ff = &clks[i - 1]; + + if (IS_ERR_OR_NULL(clk_data->clks[ff->id])) + continue; + + clk_unregister_fixed_factor(clk_data->clks[ff->id]); + clk_data->clks[ff->id] = ERR_PTR(-ENOENT); + } +} +EXPORT_SYMBOL_GPL(mtk_clk_unregister_factors); + struct clk *mtk_clk_register_composite(const struct mtk_composite *mc, void __iomem *base, spinlock_t *lock) { diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index cc7f920eabb4..4db1a97c1250 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -55,8 +55,10 @@ struct mtk_fixed_factor { .div = _div, \ } -void mtk_clk_register_factors(const struct mtk_fixed_factor *clks, - int num, struct clk_onecell_data *clk_data); +void mtk_clk_register_factors(const struct mtk_fixed_factor *clks, int num, + struct clk_onecell_data *clk_data); +void mtk_clk_unregister_factors(const struct mtk_fixed_factor *clks, int num, + struct clk_onecell_data *clk_data); struct mtk_composite { int id; -- 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