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 99B0EC5AD4C for ; Wed, 15 Nov 2023 20:54:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235044AbjKOUy0 (ORCPT ); Wed, 15 Nov 2023 15:54:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235071AbjKOUyU (ORCPT ); Wed, 15 Nov 2023 15:54:20 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2785AD73 for ; Wed, 15 Nov 2023 12:54:13 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A3CE4C4E778; Wed, 15 Nov 2023 20:54:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1700081652; bh=rzAna7fHfVvZbaIz/Bps1OT+3emFv8sMUtdYfokLJnQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=N28bnI8/K088bowSbKuDJ0DkRZVzg7AaJyXP7sLVjoHBeBcOG95xBvDQD7Q2hitXI CGKKDKYJlG52x2eO1nT7VMnFyznRsaH3PSN4DW3MqVLs04Obod2A/e8kwmTB7LHKl9 apx5Z8dt787LMPTKhxGptXw2uAoTY1LoMGRR1POE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, AngeloGioacchino Del Regno , Stephen Boyd , Sasha Levin Subject: [PATCH 5.10 040/191] clk: qcom: mmcc-msm8998: Set bimc_smmu_gdsc always on Date: Wed, 15 Nov 2023 15:45:15 -0500 Message-ID: <20231115204646.968341976@linuxfoundation.org> X-Mailer: git-send-email 2.42.1 In-Reply-To: <20231115204644.490636297@linuxfoundation.org> References: <20231115204644.490636297@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org 5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: AngeloGioacchino Del Regno [ Upstream commit 68e1d106eb4dceb61bc2818d829786b364fd502b ] This GDSC enables (or cuts!) power to the Multimedia Subsystem IOMMU (mmss smmu), which has bootloader pre-set secure contexts. In the event of a complete power loss, the secure contexts will be reset and the hypervisor will crash the SoC. To prevent this, and get a working multimedia subsystem, set this GDSC as always on. Signed-off-by: AngeloGioacchino Del Regno Link: https://lore.kernel.org/r/20210114221059.483390-10-angelogioacchino.delregno@somainline.org Signed-off-by: Stephen Boyd Stable-dep-of: 1fc62c834739 ("clk: qcom: mmcc-msm8998: Fix the SMMU GDSC") Signed-off-by: Sasha Levin --- drivers/clk/qcom/mmcc-msm8998.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/qcom/mmcc-msm8998.c b/drivers/clk/qcom/mmcc-msm8998.c index c0bdefcbb2946..8768cdcf0aa3c 100644 --- a/drivers/clk/qcom/mmcc-msm8998.c +++ b/drivers/clk/qcom/mmcc-msm8998.c @@ -2666,7 +2666,7 @@ static struct gdsc bimc_smmu_gdsc = { .name = "bimc_smmu", }, .pwrsts = PWRSTS_OFF_ON, - .flags = HW_CTRL, + .flags = HW_CTRL | ALWAYS_ON, }; static struct clk_regmap *mmcc_msm8998_clocks[] = { -- 2.42.0