From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ulf Hansson Subject: [PATCH 5/6] mmc: rtsx_usb_sdmmc: Enable runtime PM autosuspend Date: Thu, 13 Oct 2016 13:37:39 +0200 Message-ID: <1476358660-8338-6-git-send-email-ulf.hansson@linaro.org> References: <1476358660-8338-1-git-send-email-ulf.hansson@linaro.org> Return-path: Received: from mail-lf0-f54.google.com ([209.85.215.54]:33558 "EHLO mail-lf0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754539AbcJMLia (ORCPT ); Thu, 13 Oct 2016 07:38:30 -0400 Received: by mail-lf0-f54.google.com with SMTP id x79so135049409lff.0 for ; Thu, 13 Oct 2016 04:38:02 -0700 (PDT) In-Reply-To: <1476358660-8338-1-git-send-email-ulf.hansson@linaro.org> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, Ulf Hansson Cc: Ritesh Raj Sarraf , Alan Stern , Oliver Neukum , USB list , Roger Tseng , Wei WANG Enable runtime PM autosuspend for the rtsx_usb_sdmmc driver to avoid the device being runtime suspended and runtime resumed between each request. Let's use a default timeout of 50ms, to be consistent with other mmc hosts. Cc: Ritesh Raj Sarraf Cc: Alan Stern Signed-off-by: Ulf Hansson --- drivers/mmc/host/rtsx_usb_sdmmc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c index 6e9c0f8..dc1abd1 100644 --- a/drivers/mmc/host/rtsx_usb_sdmmc.c +++ b/drivers/mmc/host/rtsx_usb_sdmmc.c @@ -1374,6 +1374,8 @@ static int rtsx_usb_sdmmc_drv_probe(struct platform_device *pdev) mutex_init(&host->host_mutex); rtsx_usb_init_host(host); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_set_autosuspend_delay(&pdev->dev, 50); pm_runtime_enable(&pdev->dev); #ifdef RTSX_USB_USE_LEDS_CLASS @@ -1428,6 +1430,7 @@ static int rtsx_usb_sdmmc_drv_remove(struct platform_device *pdev) mmc_free_host(mmc); pm_runtime_disable(&pdev->dev); + pm_runtime_dont_use_autosuspend(&pdev->dev); platform_set_drvdata(pdev, NULL); dev_dbg(&(pdev->dev), -- 1.9.1