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=-3.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 37145C3F68F for ; Sun, 15 Dec 2019 18:31:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 119F92467E for ; Sun, 15 Dec 2019 18:31:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="lkwSUYiP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726454AbfLOSbj (ORCPT ); Sun, 15 Dec 2019 13:31:39 -0500 Received: from mail-lf1-f67.google.com ([209.85.167.67]:34859 "EHLO mail-lf1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726148AbfLOSbj (ORCPT ); Sun, 15 Dec 2019 13:31:39 -0500 Received: by mail-lf1-f67.google.com with SMTP id 15so2658787lfr.2; Sun, 15 Dec 2019 10:31:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=/9qAg3wIzZX204w336ZHZqBn5SnmZdVi95LKDsqCbyM=; b=lkwSUYiPHAC4G9NADQvaEBv60Qi/rxBiNW1AbvFYHLwpHH67llWOavJBIznQ0r3tWo rjYuHrcwu3sVVZqa3bOT03gpPKfClh7tAFnJhtjzzWsJryxi1AttRgFcTaemZkWQdtyV yvVc2YOx+fGc6NUtmTy86/8LsCtmsU1jqEgkrKcatMCbCgO/Bfc53TehbPYQ3MUnEtOs ZRcWLmiy7P/A626LocHxMjBtleSFYJ+UNBLVb6Kn77sZuwojRg1Wxd57YZGvy237JVmv vmKW6byXh3Pmtw+89qZdAwkGMnghNucF3sXuaHMEfLloh4XNVCNn0md6quLUkPi/5LtD p5cg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=/9qAg3wIzZX204w336ZHZqBn5SnmZdVi95LKDsqCbyM=; b=BxRiqnn0wzVL+g2VGV7iLQtzlgKz5tULDLQM6Efc0LvYm6VpjZsZlWKfPhCKp8sU/D fe5pidjronEG798BmtXrHUAy6/pZucLkt9rsBHzw8N9ZBQZp0aZQJbTPuuuBNoIF/1ZO xvsDaLNKkJUypInjW4k6JVR8Py46f3Kgktz4MDfy3g49F08sISszisIajFXWM6WitovH OTgUaPs1wHnYpaM4kd/6oNy8wpuUgKzv3srqjUT7MYVRtoiJ1ZA78RP3KlSJ//J26j9D bangicZIQW2KKlgEAk22QE/+PxC0l+Mk4a47a//Q/YRm0oeGe3sNgx4uGyiBrSxatV6/ TWvQ== X-Gm-Message-State: APjAAAUvGaUbaPhPx+/Sc1UJcwRbAq+pOdh65B/xE5tChpOg3osRzaJb LVAs4ZDe4Zh1n74GUXo5JY8= X-Google-Smtp-Source: APXvYqx1dXuxnTq/sTimnff9Ol5ZtwNphjRWSMJORXLq6H0GIgzqx3IhNXEtmatxvK+rsd1sQ6P/Vg== X-Received: by 2002:a19:8842:: with SMTP id k63mr14556166lfd.90.1576434696640; Sun, 15 Dec 2019 10:31:36 -0800 (PST) Received: from localhost.localdomain (79-139-233-37.dynamic.spd-mgts.ru. [79.139.233.37]) by smtp.gmail.com with ESMTPSA id v2sm8814277ljv.70.2019.12.15.10.31.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Dec 2019 10:31:35 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Linus Walleij , Bartosz Golaszewski Cc: linux-gpio@vger.kernel.org, linux-tegra@vger.kernel.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 0/3] Tegra GPIO: Minor code clean up Date: Sun, 15 Dec 2019 21:30:44 +0300 Message-Id: <20191215183047.9414-1-digetx@gmail.com> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, I was investigating why CPU hangs during of GPIO driver suspend and in the end it turned out that it is a Broadcom WiFi driver problem because it keeps OOB wake-interrupt enabled while WLAN interface is DOWN and this may cause a bit weird CPU hang on writing to INT_ENB register during of GPIO driver suspend. Meanwhile I also noticed that a few things could be improved in the driver, that's what this small series addresses. Dmitry Osipenko (3): gpio: tegra: Use generic readl_relaxed/writel_relaxed accessors gpio: tegra: Properly handle irq_set_irq_wake() error gpio: tegra: Use NOIRQ phase for suspend/resume drivers/gpio/gpio-tegra.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) -- 2.24.0