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 9428CC54EE9 for ; Tue, 27 Sep 2022 10:12:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231978AbiI0KMQ (ORCPT ); Tue, 27 Sep 2022 06:12:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42886 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231894AbiI0KLr (ORCPT ); Tue, 27 Sep 2022 06:11:47 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 060FEA3D20; Tue, 27 Sep 2022 03:11:43 -0700 (PDT) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id D455C660226C; Tue, 27 Sep 2022 11:11:40 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1664273501; bh=P8qf8sm2+n6h5GY24T45/pBhBpIHyvw5DFQp0vf8aik=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GkDdRUq4dfwyECaN1Ea5hKftsbJIDkDkv5RdHCV0f5dYGdrfGeSCjK7O4VUpvqfZX e5qGzzPwy4K6+L4AGUithUYgO+YdSTsNdYHuuwWOelBVACM1ARB1dQ0K8bR4Sx0mR5 iLcQd7mXosjEWuEO1uCGVZ/or/IUgGFc0JKdO94KnBhs3NaUK/trYMHrk07DgcQUnD PrrIN2EqA92nSZJDQmLk1Mtf3y+4NjvXVg8cb86wRWnHj4PBV1xzeTOoyJsfohRcey idk+2wI6qqdYxwoHvr2BE4NUNIMeQCMse/8hHtAYwtvkRAdC9EXF2FNwfGj5lkktZc vVPv4AK6M6ztQ== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: mturquette@baylibre.com, sboyd@kernel.org, angelogioacchino.delregno@collabora.com, wenst@chromium.org, miles.chen@mediatek.com, rex-bc.chen@mediatek.com, nfraprado@collabora.com, chun-jie.chen@mediatek.com, jose.exposito89@gmail.com, drinkcat@chromium.org, weiyi.lu@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Subject: [PATCH v3 07/10] clk: mediatek: clk-mt8195-topckgen: Add GPU clock mux notifier Date: Tue, 27 Sep 2022 12:11:25 +0200 Message-Id: <20220927101128.44758-8-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220927101128.44758-1-angelogioacchino.delregno@collabora.com> References: <20220927101128.44758-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Following the changes done to MT8183, register a similar notifier for MT8195 as well, allowing safe clockrate updates for the MFGPLL. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Miles Chen --- drivers/clk/mediatek/clk-mt8195-topckgen.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/clk/mediatek/clk-mt8195-topckgen.c b/drivers/clk/mediatek/clk-mt8195-topckgen.c index e1c3ab4e146b..4dde23bece66 100644 --- a/drivers/clk/mediatek/clk-mt8195-topckgen.c +++ b/drivers/clk/mediatek/clk-mt8195-topckgen.c @@ -1217,6 +1217,21 @@ static const struct of_device_id of_match_clk_mt8195_topck[] = { {} }; +/* Register mux notifier for MFG mux */ +static int clk_mt8195_reg_mfg_mux_notifier(struct device *dev, struct clk *clk) +{ + struct mtk_mux_nb *mfg_mux_nb; + + mfg_mux_nb = devm_kzalloc(dev, sizeof(*mfg_mux_nb), GFP_KERNEL); + if (!mfg_mux_nb) + return -ENOMEM; + + mfg_mux_nb->ops = &clk_mux_ops; + mfg_mux_nb->bypass_index = 0; /* Bypass to TOP_MFG_CORE_TMP */ + + return devm_mtk_clk_mux_notifier_register(dev, clk, mfg_mux_nb); +} + static int clk_mt8195_topck_probe(struct platform_device *pdev) { struct clk_hw_onecell_data *top_clk_data; @@ -1256,6 +1271,11 @@ static int clk_mt8195_topck_probe(struct platform_device *pdev) goto unregister_muxes; top_clk_data->hws[CLK_TOP_MFG_CK_FAST_REF] = hw; + r = clk_mt8195_reg_mfg_mux_notifier(&pdev->dev, + top_clk_data->hws[CLK_TOP_MFG_CK_FAST_REF]->clk); + if (r) + goto unregister_muxes; + r = mtk_clk_register_composites(top_adj_divs, ARRAY_SIZE(top_adj_divs), base, &mt8195_clk_lock, top_clk_data); if (r) -- 2.37.2 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 37325C6FA83 for ; Tue, 27 Sep 2022 10:15:22 +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=BE0NaekjtJ2VmuMadQh2T6vAvHM4+w3UHqhAHQ2sNcM=; b=o2rQcvciYJCJla jdwaplX93u5IBZrs5gbueL5P7GKeTjZt9F4zzW3k7+qZb9WKScDB+XMmFavRX0LfOvx2mwfqMlE31 I55E0auvAC9lQhDuQM/Aa8my+ssjwscqybCqwtS92mgceaZAOgAfxRBhbbHIgqJHtXmkrggMpNnvn CaU5Tw8FMUh2p7uxkCptKcHFtAGq289VxVCgTfMPdEN9RgGNB5I5EtTzSDUhvPm9+7iTBgF/ggdrl QdWswuVGG518P2FXqo9kLb7YKiNCnYdlnSAvxpJXr5UQcMsIkwLWgcI6rDN3gbEEQ2s80798KfVjM jeHDBtwfB9nl8dW6br9Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1od7bM-009mcj-8C; Tue, 27 Sep 2022 10:14:08 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1od7Z0-009lMe-VZ; Tue, 27 Sep 2022 10:11:44 +0000 Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id D455C660226C; Tue, 27 Sep 2022 11:11:40 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1664273501; bh=P8qf8sm2+n6h5GY24T45/pBhBpIHyvw5DFQp0vf8aik=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GkDdRUq4dfwyECaN1Ea5hKftsbJIDkDkv5RdHCV0f5dYGdrfGeSCjK7O4VUpvqfZX e5qGzzPwy4K6+L4AGUithUYgO+YdSTsNdYHuuwWOelBVACM1ARB1dQ0K8bR4Sx0mR5 iLcQd7mXosjEWuEO1uCGVZ/or/IUgGFc0JKdO94KnBhs3NaUK/trYMHrk07DgcQUnD PrrIN2EqA92nSZJDQmLk1Mtf3y+4NjvXVg8cb86wRWnHj4PBV1xzeTOoyJsfohRcey idk+2wI6qqdYxwoHvr2BE4NUNIMeQCMse/8hHtAYwtvkRAdC9EXF2FNwfGj5lkktZc vVPv4AK6M6ztQ== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: mturquette@baylibre.com, sboyd@kernel.org, angelogioacchino.delregno@collabora.com, wenst@chromium.org, miles.chen@mediatek.com, rex-bc.chen@mediatek.com, nfraprado@collabora.com, chun-jie.chen@mediatek.com, jose.exposito89@gmail.com, drinkcat@chromium.org, weiyi.lu@mediatek.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Subject: [PATCH v3 07/10] clk: mediatek: clk-mt8195-topckgen: Add GPU clock mux notifier Date: Tue, 27 Sep 2022 12:11:25 +0200 Message-Id: <20220927101128.44758-8-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220927101128.44758-1-angelogioacchino.delregno@collabora.com> References: <20220927101128.44758-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220927_031143_217677_D107289A X-CRM114-Status: GOOD ( 12.46 ) 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 Following the changes done to MT8183, register a similar notifier for MT8195 as well, allowing safe clockrate updates for the MFGPLL. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Miles Chen --- drivers/clk/mediatek/clk-mt8195-topckgen.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/clk/mediatek/clk-mt8195-topckgen.c b/drivers/clk/mediatek/clk-mt8195-topckgen.c index e1c3ab4e146b..4dde23bece66 100644 --- a/drivers/clk/mediatek/clk-mt8195-topckgen.c +++ b/drivers/clk/mediatek/clk-mt8195-topckgen.c @@ -1217,6 +1217,21 @@ static const struct of_device_id of_match_clk_mt8195_topck[] = { {} }; +/* Register mux notifier for MFG mux */ +static int clk_mt8195_reg_mfg_mux_notifier(struct device *dev, struct clk *clk) +{ + struct mtk_mux_nb *mfg_mux_nb; + + mfg_mux_nb = devm_kzalloc(dev, sizeof(*mfg_mux_nb), GFP_KERNEL); + if (!mfg_mux_nb) + return -ENOMEM; + + mfg_mux_nb->ops = &clk_mux_ops; + mfg_mux_nb->bypass_index = 0; /* Bypass to TOP_MFG_CORE_TMP */ + + return devm_mtk_clk_mux_notifier_register(dev, clk, mfg_mux_nb); +} + static int clk_mt8195_topck_probe(struct platform_device *pdev) { struct clk_hw_onecell_data *top_clk_data; @@ -1256,6 +1271,11 @@ static int clk_mt8195_topck_probe(struct platform_device *pdev) goto unregister_muxes; top_clk_data->hws[CLK_TOP_MFG_CK_FAST_REF] = hw; + r = clk_mt8195_reg_mfg_mux_notifier(&pdev->dev, + top_clk_data->hws[CLK_TOP_MFG_CK_FAST_REF]->clk); + if (r) + goto unregister_muxes; + r = mtk_clk_register_composites(top_adj_divs, ARRAY_SIZE(top_adj_divs), base, &mt8195_clk_lock, top_clk_data); if (r) -- 2.37.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel