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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 E9162C43387 for ; Mon, 17 Dec 2018 14:23:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BF5E020874 for ; Mon, 17 Dec 2018 14:23:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732168AbeLQOXF (ORCPT ); Mon, 17 Dec 2018 09:23:05 -0500 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:29770 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731916AbeLQOXC (ORCPT ); Mon, 17 Dec 2018 09:23:02 -0500 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id wBHELmjt018492; Mon, 17 Dec 2018 15:22:34 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2pcr8xjc8r-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 17 Dec 2018 15:22:33 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id CE5DC31; Mon, 17 Dec 2018 14:22:32 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas23.st.com [10.75.90.46]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id A26022424; Mon, 17 Dec 2018 14:22:32 +0000 (GMT) Received: from SAFEX1HUBCAS24.st.com (10.75.90.95) by SAFEX1HUBCAS23.st.com (10.75.90.46) with Microsoft SMTP Server (TLS) id 14.3.361.1; Mon, 17 Dec 2018 15:22:32 +0100 Received: from localhost (10.201.20.122) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Mon, 17 Dec 2018 15:22:31 +0100 From: Benjamin Gaignard To: , , , , , CC: , , , , Benjamin Gaignard Subject: [PATCH v3 0/3] Make STM32 interrupt controller use hwspinlock Date: Mon, 17 Dec 2018 15:22:12 +0100 Message-ID: <20181217142215.17493-1-benjamin.gaignard@st.com> X-Mailer: git-send-email 2.15.0 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.201.20.122] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-12-17_05:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series allow to protect STM32 interrupt controller configuration registers with a hwspinlock to avoid conflicting accesses between processors. version 3: - with bindings patch version 2: - rework hwspinlock locking sequence in stm32 irqchip to take care of the cases where hwspinlock node is disabled or not yet probed Benjamin Gaignard (3): dt-bindings: interrupt-controller: stm32: Document hwlock properties irqchip: stm32: protect configuration registers with hwspinlock ARM: dts: stm32: Add hwlock for irqchip on stm32mp157 .../interrupt-controller/st,stm32-exti.txt | 4 + arch/arm/boot/dts/stm32mp157c.dtsi | 1 + drivers/irqchip/irq-stm32-exti.c | 116 ++++++++++++++++++--- 3 files changed, 105 insertions(+), 16 deletions(-) -- 2.15.0