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 X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5D45AC2D0D1 for ; Thu, 19 Dec 2019 18:53:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2FEC024689 for ; Thu, 19 Dec 2019 18:53:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576781607; bh=FjQfHrnMKBL/HTRi+36OsxA3RH7s2kM7QEmwxUvZLGg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=apSzWQVc6PVP6WwdmQ+yiVrUhtTg4BMsn6ZGRisPvlptB+7QjMToKX9J//bUPQair uZoX/W/M4Z2rFKBBM8Y+WStmr+LmqX41LW1wumGJUYKHji0qZOpqxjKrPpeTtLdykU u2gfAbud0n+FdIFuHE9RWKnJ82oviACPNuM7s2VY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728188AbfLSSxZ (ORCPT ); Thu, 19 Dec 2019 13:53:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:48426 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730369AbfLSSxX (ORCPT ); Thu, 19 Dec 2019 13:53:23 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6755024682; Thu, 19 Dec 2019 18:53:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576781602; bh=FjQfHrnMKBL/HTRi+36OsxA3RH7s2kM7QEmwxUvZLGg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Fo2lVyM3lRKwPd65vh086nBdth0tr0e1nlmdajuiGC8L7vVXY4Maz1iQrI1B40+UY 77ExEDt6y3N8DlcOiiIKlKdAZzLiyadvNqcgTnVx/+J0eZBhGmzls3/LjfSmohJTD8 M2GtLA9HUqdY4gEMXdINm6UJLlW4IWDUc1N3IcQY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Peter De Schrijver , Dmitry Osipenko , Thierry Reding Subject: [PATCH 4.19 38/47] ARM: tegra: Fix FLOW_CTLR_HALT register clobbering by tegra_resume() Date: Thu, 19 Dec 2019 19:34:52 +0100 Message-Id: <20191219182943.242978960@linuxfoundation.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191219182857.659088743@linuxfoundation.org> References: <20191219182857.659088743@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dmitry Osipenko commit d70f7d31a9e2088e8a507194354d41ea10062994 upstream. There is an unfortunate typo in the code that results in writing to FLOW_CTLR_HALT instead of FLOW_CTLR_CSR. Cc: Acked-by: Peter De Schrijver Signed-off-by: Dmitry Osipenko Signed-off-by: Thierry Reding Signed-off-by: Greg Kroah-Hartman --- arch/arm/mach-tegra/reset-handler.S | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/arch/arm/mach-tegra/reset-handler.S +++ b/arch/arm/mach-tegra/reset-handler.S @@ -56,16 +56,16 @@ ENTRY(tegra_resume) cmp r6, #TEGRA20 beq 1f @ Yes /* Clear the flow controller flags for this CPU. */ - cpu_to_csr_reg r1, r0 + cpu_to_csr_reg r3, r0 mov32 r2, TEGRA_FLOW_CTRL_BASE - ldr r1, [r2, r1] + ldr r1, [r2, r3] /* Clear event & intr flag */ orr r1, r1, \ #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG movw r0, #0x3FFD @ enable, cluster_switch, immed, bitmaps @ & ext flags for CPU power mgnt bic r1, r1, r0 - str r1, [r2] + str r1, [r2, r3] 1: mov32 r9, 0xc09