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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 822BDC433EF for ; Wed, 2 Feb 2022 13:51:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344780AbiBBNvP (ORCPT ); Wed, 2 Feb 2022 08:51:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60904 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344678AbiBBNuy (ORCPT ); Wed, 2 Feb 2022 08:50:54 -0500 Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 25162C06177E for ; Wed, 2 Feb 2022 05:50:39 -0800 (PST) Received: by mail-pf1-x42f.google.com with SMTP id i65so18831514pfc.9 for ; Wed, 02 Feb 2022 05:50:39 -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=ijN/BZfheyHW/Ftdh2OzE64JyIBXkLbGIov7Fg65t6I=; b=cpXbUfJhQei5E5o6agVsB48RWnK8Gjl5mHtXN6W0xdVogGo4zUtm1cjc6lDp4Y8N2F D9c0Fa5p7wFl6/Sq6QamXEN43Clw5tRLmpyzFsUjXFPuj0CH9Qvj8XpJkcLt8+5o4SuZ VFCc+C+arBcsn9ruW8gtCKU6rYHJXtlkElpLE= 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=ijN/BZfheyHW/Ftdh2OzE64JyIBXkLbGIov7Fg65t6I=; b=vTLq2Ob8c13Rz0KKhNjfXBGcmB1o4e9ClNzRhCNziPYSPQ8Fqnx2dghaP3o50fM4eZ 29pdIv/O48SBc9t3yuPPlxCoLzg3l5jAHX5FxQ5JBhRMjK7M2iFeBwGlJh5aFZXIYiye uBEVTfSZHuF+0gu2cKGrYaSAwX0wz1LB6GjyoZ+tcX/4oWGMdkBzY3WdLPyF7kuKAmA0 fApbBKSD9bjd8ieM2DXVQWMZhlCT6ax9C8PvATNj9pTaWxHZhvMwQDdOoUJHVe6TiBvP vXo3UnFY6roPt7skdZ5atDg7xOBXPyz/VJRr/40K5/0/k0swQRZGdlUrHNeyQlhBToTq N+yQ== X-Gm-Message-State: AOAM531UqnuMONn6ux/ANGdqeFOqmGaN6Kk1pHQXJJfuJFCwgwKpmzKW rR9NnxgRKdMdu3o42Z1V7/4zMg== X-Google-Smtp-Source: ABdhPJxZqK+D6Acx9WwhmplzUWeUHcMgIvnvta9wUiIEi+QRtZPy09eepK41+WE9UKByjkZmyMZj8A== X-Received: by 2002:a05:6a00:841:: with SMTP id q1mr8269709pfk.21.1643809838673; Wed, 02 Feb 2022 05:50:38 -0800 (PST) Received: from wenstp920.tpe.corp.google.com ([2401:fa00:1:10:78b5:214c:c81:b9aa]) by smtp.gmail.com with ESMTPSA id w19sm27335684pfu.47.2022.02.02.05.50.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Feb 2022 05:50:38 -0800 (PST) From: Chen-Yu Tsai To: Stephen Boyd , Michael Turquette , Matthias Brugger Cc: Chen-Yu Tsai , Chun-Jie Chen , 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 v2 30/31] clk: mediatek: mt8195: Implement remove functions Date: Wed, 2 Feb 2022 21:48:33 +0800 Message-Id: <20220202134834.690675-31-wenst@chromium.org> X-Mailer: git-send-email 2.35.0.rc2.247.g8bbb082509-goog In-Reply-To: <20220202134834.690675-1-wenst@chromium.org> References: <20220202134834.690675-1-wenst@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Until now the mediatek clk driver library did not have any way to unregister clks, and so none of the drivers implemented remove functions. Now that the library does have APIs to unregister clks, use them to implement remove functions for the mt8195 clk drivers. Signed-off-by: Chen-Yu Tsai Reviewed-by: Miles Chen --- drivers/clk/mediatek/clk-mt8195-apmixedsys.c | 16 ++++++++++++++++ drivers/clk/mediatek/clk-mt8195-apusys_pll.c | 13 +++++++++++++ drivers/clk/mediatek/clk-mt8195-topckgen.c | 20 ++++++++++++++++++++ drivers/clk/mediatek/clk-mt8195-vdo0.c | 16 ++++++++++++++++ drivers/clk/mediatek/clk-mt8195-vdo1.c | 16 ++++++++++++++++ 5 files changed, 81 insertions(+) diff --git a/drivers/clk/mediatek/clk-mt8195-apmixedsys.c b/drivers/clk/mediatek/clk-mt8195-apmixedsys.c index af8d80f25f30..29cac3cf5f53 100644 --- a/drivers/clk/mediatek/clk-mt8195-apmixedsys.c +++ b/drivers/clk/mediatek/clk-mt8195-apmixedsys.c @@ -132,6 +132,8 @@ static int clk_mt8195_apmixed_probe(struct platform_device *pdev) if (r) goto unregister_gates; + platform_set_drvdata(pdev, clk_data); + return r; unregister_gates: @@ -143,8 +145,22 @@ static int clk_mt8195_apmixed_probe(struct platform_device *pdev) return r; } +static int clk_mt8195_apmixed_remove(struct platform_device *pdev) +{ + struct device_node *node = pdev->dev.of_node; + struct clk_onecell_data *clk_data = platform_get_drvdata(pdev); + + of_clk_del_provider(node); + mtk_clk_unregister_gates(apmixed_clks, ARRAY_SIZE(apmixed_clks), clk_data); + mtk_clk_unregister_plls(plls, ARRAY_SIZE(plls), clk_data); + mtk_free_clk_data(clk_data); + + return 0; +} + static struct platform_driver clk_mt8195_apmixed_drv = { .probe = clk_mt8195_apmixed_probe, + .remove = clk_mt8195_apmixed_remove, .driver = { .name = "clk-mt8195-apmixed", .of_match_table = of_match_clk_mt8195_apmixed, diff --git a/drivers/clk/mediatek/clk-mt8195-apusys_pll.c b/drivers/clk/mediatek/clk-mt8195-apusys_pll.c index 1fff6f3d2dc7..8cd88dfc3283 100644 --- a/drivers/clk/mediatek/clk-mt8195-apusys_pll.c +++ b/drivers/clk/mediatek/clk-mt8195-apusys_pll.c @@ -85,6 +85,18 @@ static int clk_mt8195_apusys_pll_probe(struct platform_device *pdev) return r; } +static int clk_mt8195_apusys_pll_remove(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data = platform_get_drvdata(pdev); + struct device_node *node = pdev->dev.of_node; + + of_clk_del_provider(node); + mtk_clk_unregister_plls(apusys_plls, ARRAY_SIZE(apusys_plls), clk_data); + mtk_free_clk_data(clk_data); + + return 0; +} + static const struct of_device_id of_match_clk_mt8195_apusys_pll[] = { { .compatible = "mediatek,mt8195-apusys_pll", }, {} @@ -92,6 +104,7 @@ static const struct of_device_id of_match_clk_mt8195_apusys_pll[] = { static struct platform_driver clk_mt8195_apusys_pll_drv = { .probe = clk_mt8195_apusys_pll_probe, + .remove = clk_mt8195_apusys_pll_remove, .driver = { .name = "clk-mt8195-apusys_pll", .of_match_table = of_match_clk_mt8195_apusys_pll, diff --git a/drivers/clk/mediatek/clk-mt8195-topckgen.c b/drivers/clk/mediatek/clk-mt8195-topckgen.c index 3631f49a5e5a..b602fcd7f1d1 100644 --- a/drivers/clk/mediatek/clk-mt8195-topckgen.c +++ b/drivers/clk/mediatek/clk-mt8195-topckgen.c @@ -1271,6 +1271,8 @@ static int clk_mt8195_topck_probe(struct platform_device *pdev) if (r) goto unregister_gates; + platform_set_drvdata(pdev, top_clk_data); + return r; unregister_gates: @@ -1290,8 +1292,26 @@ static int clk_mt8195_topck_probe(struct platform_device *pdev) return r; } +static int clk_mt8195_topck_remove(struct platform_device *pdev) +{ + struct clk_onecell_data *top_clk_data = platform_get_drvdata(pdev); + struct device_node *node = pdev->dev.of_node; + + of_clk_del_provider(node); + mtk_clk_unregister_gates(top_clks, ARRAY_SIZE(top_clks), top_clk_data); + mtk_clk_unregister_composites(top_adj_divs, ARRAY_SIZE(top_adj_divs), top_clk_data); + mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), top_clk_data); + mtk_clk_unregister_muxes(top_mtk_muxes, ARRAY_SIZE(top_mtk_muxes), top_clk_data); + mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), top_clk_data); + mtk_clk_unregister_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), top_clk_data); + mtk_free_clk_data(top_clk_data); + + return 0; +} + static struct platform_driver clk_mt8195_topck_drv = { .probe = clk_mt8195_topck_probe, + .remove = clk_mt8195_topck_remove, .driver = { .name = "clk-mt8195-topck", .of_match_table = of_match_clk_mt8195_topck, diff --git a/drivers/clk/mediatek/clk-mt8195-vdo0.c b/drivers/clk/mediatek/clk-mt8195-vdo0.c index af34eb564b1d..3bc7ed19d550 100644 --- a/drivers/clk/mediatek/clk-mt8195-vdo0.c +++ b/drivers/clk/mediatek/clk-mt8195-vdo0.c @@ -107,6 +107,8 @@ static int clk_mt8195_vdo0_probe(struct platform_device *pdev) if (r) goto unregister_gates; + platform_set_drvdata(pdev, clk_data); + return r; unregister_gates: @@ -116,8 +118,22 @@ static int clk_mt8195_vdo0_probe(struct platform_device *pdev) return r; } +static int clk_mt8195_vdo0_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *node = dev->parent->of_node; + struct clk_onecell_data *clk_data = platform_get_drvdata(pdev); + + of_clk_del_provider(node); + mtk_clk_unregister_gates(vdo0_clks, ARRAY_SIZE(vdo0_clks), clk_data); + mtk_free_clk_data(clk_data); + + return 0; +} + static struct platform_driver clk_mt8195_vdo0_drv = { .probe = clk_mt8195_vdo0_probe, + .remove = clk_mt8195_vdo0_remove, .driver = { .name = "clk-mt8195-vdo0", }, diff --git a/drivers/clk/mediatek/clk-mt8195-vdo1.c b/drivers/clk/mediatek/clk-mt8195-vdo1.c index 6b502bbc730c..90c738a85ff1 100644 --- a/drivers/clk/mediatek/clk-mt8195-vdo1.c +++ b/drivers/clk/mediatek/clk-mt8195-vdo1.c @@ -124,6 +124,8 @@ static int clk_mt8195_vdo1_probe(struct platform_device *pdev) if (r) goto unregister_gates; + platform_set_drvdata(pdev, clk_data); + return r; unregister_gates: @@ -133,8 +135,22 @@ static int clk_mt8195_vdo1_probe(struct platform_device *pdev) return r; } +static int clk_mt8195_vdo1_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *node = dev->parent->of_node; + struct clk_onecell_data *clk_data = platform_get_drvdata(pdev); + + of_clk_del_provider(node); + mtk_clk_unregister_gates(vdo1_clks, ARRAY_SIZE(vdo1_clks), clk_data); + mtk_free_clk_data(clk_data); + + return 0; +} + static struct platform_driver clk_mt8195_vdo1_drv = { .probe = clk_mt8195_vdo1_probe, + .remove = clk_mt8195_vdo1_remove, .driver = { .name = "clk-mt8195-vdo1", }, -- 2.35.0.rc2.247.g8bbb082509-goog