From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Gonzalez Subject: Re: [PATCH] arm64/io: Don't use WZR in writel Date: Fri, 3 May 2019 15:07:27 +0200 Message-ID: References: <68b71c15f32341468a868f6418e4fcb375bc49ba.camel@gmail.com> <20190211105755.GB30880@fuggles.cambridge.arm.com> <38d8965a-cd41-17cf-1b95-8dd58c079be4@arm.com> <874c702b8af760aa8fae38d478c79e3ecba00515.camel@gmail.com> <235d20ef-3054-69d9-975d-25aebf32aad3@arm.com> <20190223181254.GC572@tuxbook-pro> <86zhqm8i6d.wl-marc.zyngier@arm.com> <20190224035356.GD572@tuxbook-pro> <33d765b5-1807-fa6c-1ceb-99f09f7c8d5a@free.fr> <8eb4f446-6152-ffb6-9529-77fb0bcc307f@arm.com> <7b5e8bb1-d339-07f7-66f6-7f09df2107c4@free.fr> <3757fc2d-0587-be46-8f75-6d79906be8bd@arm.com> <5b83a4c2-1f0e-337f-a78d-f7d84fe01ab3@free.fr> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Robin Murphy , AngeloGioacchino Del Regno Cc: Mark Rutland , Marc Zyngier , Catalin Marinas , Will Deacon , Bjorn Andersson , Jeffrey Hugo , MSM , Linux ARM List-Id: linux-arm-msm@vger.kernel.org On 03/05/2019 14:48, Robin Murphy wrote: > Anyway, I'll clean up my patch and post it properly - thanks to you and > Bjorn for testing. Cool. Thanks! AngeloGioacchino, are you still monitoring this thread? On which qcom platform(s) did you run into the issue? (Robin's work-around has been tested on msm8996 and msm8998.) Regards. 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=-0.7 required=3.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 785F1C43219 for ; Fri, 3 May 2019 13:07:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 54BE42053B for ; Fri, 3 May 2019 13:07:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726681AbfECNH3 (ORCPT ); Fri, 3 May 2019 09:07:29 -0400 Received: from ns.iliad.fr ([212.27.33.1]:50140 "EHLO ns.iliad.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726377AbfECNH3 (ORCPT ); Fri, 3 May 2019 09:07:29 -0400 Received: from ns.iliad.fr (localhost [127.0.0.1]) by ns.iliad.fr (Postfix) with ESMTP id E15D62043B; Fri, 3 May 2019 15:07:27 +0200 (CEST) Received: from [192.168.108.49] (freebox.vlq16.iliad.fr [213.36.7.13]) by ns.iliad.fr (Postfix) with ESMTP id CB6DC2041C; Fri, 3 May 2019 15:07:27 +0200 (CEST) Subject: Re: [PATCH] arm64/io: Don't use WZR in writel To: Robin Murphy , AngeloGioacchino Del Regno Cc: Will Deacon , Catalin Marinas , Mark Rutland , Marc Zyngier , MSM , Bjorn Andersson , Jeffrey Hugo , Linux ARM References: <68b71c15f32341468a868f6418e4fcb375bc49ba.camel@gmail.com> <20190211105755.GB30880@fuggles.cambridge.arm.com> <38d8965a-cd41-17cf-1b95-8dd58c079be4@arm.com> <874c702b8af760aa8fae38d478c79e3ecba00515.camel@gmail.com> <235d20ef-3054-69d9-975d-25aebf32aad3@arm.com> <20190223181254.GC572@tuxbook-pro> <86zhqm8i6d.wl-marc.zyngier@arm.com> <20190224035356.GD572@tuxbook-pro> <33d765b5-1807-fa6c-1ceb-99f09f7c8d5a@free.fr> <8eb4f446-6152-ffb6-9529-77fb0bcc307f@arm.com> <7b5e8bb1-d339-07f7-66f6-7f09df2107c4@free.fr> <3757fc2d-0587-be46-8f75-6d79906be8bd@arm.com> <5b83a4c2-1f0e-337f-a78d-f7d84fe01ab3@free.fr> From: Marc Gonzalez Message-ID: Date: Fri, 3 May 2019 15:07:27 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV using ClamSMTP ; ns.iliad.fr ; Fri May 3 15:07:27 2019 +0200 (CEST) Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Message-ID: <20190503130727.EI-dfNd-b2EdDNnJabVjF3SSAYTDjaM3X9OAbni7STg@z> On 03/05/2019 14:48, Robin Murphy wrote: > Anyway, I'll clean up my patch and post it properly - thanks to you and > Bjorn for testing. Cool. Thanks! AngeloGioacchino, are you still monitoring this thread? On which qcom platform(s) did you run into the issue? (Robin's work-around has been tested on msm8996 and msm8998.) Regards. 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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 03DE0C43219 for ; Fri, 3 May 2019 13:07:38 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id C5EA12053B for ; Fri, 3 May 2019 13:07:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Ndfep4YR" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C5EA12053B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=free.fr Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ZUZdPS7MYus6VNQJtTWV4ZcNgVU3VltHGQc/GgyGX+M=; b=Ndfep4YRoxGOWd 55SRwvgx6UE0Y6nwU1ZpV8dPtuNbC0MNiyd+MARLtV20RTEWAI0aT4Sy1p8CQeW6eINpquow7OLlU PIEfahJ6yQlfJX0CWUHaoeyuvwPbYEUVCS5uAc+KIxkd0SLJy3sPd1tE/zYqPMWJTQVhuw1HDOzMu 8cTD3E73KMe23ohooGN3i1CDHdUGSiS258uoRxOLGImUwF+ptrdczP7+1nb/gASZv6rePhNuNJfwD JYQIAIUsnWzVm065uMvKzpJ5n1FqbvO53uZTn3Ybw/qSriH+aSO2W92E/M9K3YLY9FvaBY2NeKslC tS56Bp4Ii8MzLyiX2V/w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hMXuX-0006sy-Id; Fri, 03 May 2019 13:07:33 +0000 Received: from ns.iliad.fr ([212.27.33.1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hMXuU-0006sc-9b for linux-arm-kernel@lists.infradead.org; Fri, 03 May 2019 13:07:31 +0000 Received: from ns.iliad.fr (localhost [127.0.0.1]) by ns.iliad.fr (Postfix) with ESMTP id E15D62043B; Fri, 3 May 2019 15:07:27 +0200 (CEST) Received: from [192.168.108.49] (freebox.vlq16.iliad.fr [213.36.7.13]) by ns.iliad.fr (Postfix) with ESMTP id CB6DC2041C; Fri, 3 May 2019 15:07:27 +0200 (CEST) Subject: Re: [PATCH] arm64/io: Don't use WZR in writel To: Robin Murphy , AngeloGioacchino Del Regno References: <68b71c15f32341468a868f6418e4fcb375bc49ba.camel@gmail.com> <20190211105755.GB30880@fuggles.cambridge.arm.com> <38d8965a-cd41-17cf-1b95-8dd58c079be4@arm.com> <874c702b8af760aa8fae38d478c79e3ecba00515.camel@gmail.com> <235d20ef-3054-69d9-975d-25aebf32aad3@arm.com> <20190223181254.GC572@tuxbook-pro> <86zhqm8i6d.wl-marc.zyngier@arm.com> <20190224035356.GD572@tuxbook-pro> <33d765b5-1807-fa6c-1ceb-99f09f7c8d5a@free.fr> <8eb4f446-6152-ffb6-9529-77fb0bcc307f@arm.com> <7b5e8bb1-d339-07f7-66f6-7f09df2107c4@free.fr> <3757fc2d-0587-be46-8f75-6d79906be8bd@arm.com> <5b83a4c2-1f0e-337f-a78d-f7d84fe01ab3@free.fr> From: Marc Gonzalez Message-ID: Date: Fri, 3 May 2019 15:07:27 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Virus-Scanned: ClamAV using ClamSMTP ; ns.iliad.fr ; Fri May 3 15:07:27 2019 +0200 (CEST) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190503_060730_480588_204E3302 X-CRM114-Status: UNSURE ( 7.59 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Marc Zyngier , Catalin Marinas , Will Deacon , Bjorn Andersson , Jeffrey Hugo , MSM , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 03/05/2019 14:48, Robin Murphy wrote: > Anyway, I'll clean up my patch and post it properly - thanks to you and > Bjorn for testing. Cool. Thanks! AngeloGioacchino, are you still monitoring this thread? On which qcom platform(s) did you run into the issue? (Robin's work-around has been tested on msm8996 and msm8998.) Regards. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel