From patchwork Fri Dec 19 09:50:22 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ulf Hansson X-Patchwork-Id: 5518631 Return-Path: X-Original-To: patchwork-linux-mmc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 5C68EBEEBA for ; Fri, 19 Dec 2014 09:50:38 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8431A20138 for ; Fri, 19 Dec 2014 09:50:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 94D272013D for ; Fri, 19 Dec 2014 09:50:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752127AbaLSJub (ORCPT ); Fri, 19 Dec 2014 04:50:31 -0500 Received: from mail-lb0-f182.google.com ([209.85.217.182]:38455 "EHLO mail-lb0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752052AbaLSJu2 (ORCPT ); Fri, 19 Dec 2014 04:50:28 -0500 Received: by mail-lb0-f182.google.com with SMTP id f15so568639lbj.13 for ; Fri, 19 Dec 2014 01:50:26 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=15CBv6jk4rHUZ5izQOHNmjMXNIcG/t6uwLtojld6BmQ=; b=L5ZxbMQfi3WIJc6seasGXC+JVru8cHx+/PSSjqKvyYl8OY+Z9S6AcbdM3ytv7oHmek BJaCFbn9IHZk/Agqd3Iplw5eb+FeZoytrlr6HPgpXNDcU69g1IlOchbzbjIbKDhq382g skwxw4qUV9G7FABKL7d9n3aZ4n+MTnMib9C1RrGphYuLedxxlvIxvErug3PJ25k4oLfW JOoBOQBeAYDeoHWtQO8u2tUp3YeUXj5QKynPQJ69ClTnF4obMbd+Ozoz/7uEoG/Cz4Sp E8qgCN9dplNJDMlLPKg5B+4kdftJXH7Ze6vhrpeGod3x8jzaQWdmnPiPDpRzQ60eHsUx Me7A== X-Gm-Message-State: ALoCoQmcFLjDLO6z7vBIuBrbTDWI/gNIv2DdsgRNTSMCAjKTCmgJBFNVSJcM9kD9RzkaVivvywfQ X-Received: by 10.152.206.1 with SMTP id lk1mr5316478lac.92.1418982626638; Fri, 19 Dec 2014 01:50:26 -0800 (PST) Received: from uffe-Latitude-E6430s.lan (90-231-160-185-no158.tbcn.telia.com. [90.231.160.185]) by mx.google.com with ESMTPSA id dx2sm1264368lbc.49.2014.12.19.01.50.25 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 19 Dec 2014 01:50:25 -0800 (PST) From: Ulf Hansson To: linux-mmc@vger.kernel.org, Ulf Hansson , Chris Ball Cc: Russell King Subject: [PATCH] mmc: mmci: Use pm_runtime_put_noidle() during ->probe() Date: Fri, 19 Dec 2014 10:50:22 +0100 Message-Id: <1418982622-8118-1-git-send-email-ulf.hansson@linaro.org> X-Mailer: git-send-email 1.9.1 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Previously the pm_runtime_put() caused the device to be runtime PM suspended, but then immediately being resumed when we add the host. Prevent this unnecessary runtime PM suspend/resume cycle during ->probe() by using the pm_runtime_put_noidle() variant instead. Signed-off-by: Ulf Hansson --- drivers/mmc/host/mmci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 8232e9a..3a05fca 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -1739,7 +1739,7 @@ static int mmci_probe(struct amba_device *dev, pm_runtime_set_autosuspend_delay(&dev->dev, 50); pm_runtime_use_autosuspend(&dev->dev); - pm_runtime_put(&dev->dev); + pm_runtime_put_noidle(&dev->dev); mmc_add_host(mmc);