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=-9.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 575A0C433E7 for ; Mon, 12 Oct 2020 13:39:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1553A22228 for ; Mon, 12 Oct 2020 13:39:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602509976; bh=6d2A1CF4f0xvg4GXQgVD9qYb2Sp7zjGQKdlXbCOoAE4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=tthiqgIKHQ90bdx1Wwqb/MDTEnZH+erhLTTdtY+d3Uf+EMekCoj5RMwRjBAw9qK0d LJt2StVJx8TqTG94KhxM+iV7zjb0aWAtcAE3Gtq2XiUwB34Gyhph2K4SgK7eIHiTs3 Y2F4/QNSZhI0RV+GHG4TzG06YmWSe4RcsQl4fKxY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731407AbgJLNje (ORCPT ); Mon, 12 Oct 2020 09:39:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:40116 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731247AbgJLNio (ORCPT ); Mon, 12 Oct 2020 09:38:44 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (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 93D812222C; Mon, 12 Oct 2020 13:38:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602509917; bh=6d2A1CF4f0xvg4GXQgVD9qYb2Sp7zjGQKdlXbCOoAE4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GPFcSs/ScjWECzpZWiEXbSan5oqvq5ePDYmDOwR+HNQkiPBVRHVcwEw8qc1xUK5CU u1dXBimJy2JNn/jgVQSpiYVzybTTP8+j1t/y05NzE/xI2bN0ZQ/wodKthRyn20+M+J jIMDebfBlas7MpdLx/Nalg5pBTDHlgrAY80Bapzc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?UTF-8?q?Volker=20R=C3=BCmelin?= , Jean Delvare , Wolfram Sang , "Nobuhiro Iwamatsu (CIP)" Subject: [PATCH 4.19 14/49] i2c: i801: Exclude device from suspend direct complete optimization Date: Mon, 12 Oct 2020 15:27:00 +0200 Message-Id: <20201012132630.104038482@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201012132629.469542486@linuxfoundation.org> References: <20201012132629.469542486@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jean Delvare commit 845b89127bc5458d0152a4d63f165c62a22fcb70 upstream. By default, PCI drivers with runtime PM enabled will skip the calls to suspend and resume on system PM. For this driver, we don't want that, as we need to perform additional steps for system PM to work properly on all systems. So instruct the PM core to not skip these calls. Fixes: a9c8088c7988 ("i2c: i801: Don't restore config registers on runtime PM") Reported-by: Volker Rümelin Signed-off-by: Jean Delvare Cc: stable@vger.kernel.org Signed-off-by: Wolfram Sang [iwamatsu: Use DPM_FLAG_NEVER_SKIP instead of DPM_FLAG_NO_DIRECT_COMPLETE] Signed-off-by: Nobuhiro Iwamatsu (CIP) Signed-off-by: Greg Kroah-Hartman --- drivers/i2c/busses/i2c-i801.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1698,6 +1698,7 @@ static int i801_probe(struct pci_dev *de pci_set_drvdata(dev, priv); + dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NEVER_SKIP); pm_runtime_set_autosuspend_delay(&dev->dev, 1000); pm_runtime_use_autosuspend(&dev->dev); pm_runtime_put_autosuspend(&dev->dev);