From patchwork Wed Feb 14 12:56:30 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adrian Hunter X-Patchwork-Id: 10218749 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B73006055C for ; Wed, 14 Feb 2018 12:57:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id ADF4C28FCD for ; Wed, 14 Feb 2018 12:57:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A2C1D28FCF; Wed, 14 Feb 2018 12:57:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 599FD28FD1 for ; Wed, 14 Feb 2018 12:57:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S967730AbeBNM5U (ORCPT ); Wed, 14 Feb 2018 07:57:20 -0500 Received: from mga02.intel.com ([134.134.136.20]:11167 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967724AbeBNM5T (ORCPT ); Wed, 14 Feb 2018 07:57:19 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Feb 2018 04:57:18 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,512,1511856000"; d="scan'208";a="201073476" Received: from ahunter-desktop.fi.intel.com ([10.237.72.168]) by orsmga005.jf.intel.com with ESMTP; 14 Feb 2018 04:57:16 -0800 From: Adrian Hunter To: Ulf Hansson , "Rafael J. Wysocki" Cc: Linux PM , linux-mmc , Haridhar Kalvala Subject: [PATCH V2 2/4] mmc: sdhci: Do not unnecessarily enable wakeup for SDIO card interrupt Date: Wed, 14 Feb 2018 14:56:30 +0200 Message-Id: <1518612992-4951-3-git-send-email-adrian.hunter@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1518612992-4951-1-git-send-email-adrian.hunter@intel.com> References: <1518612992-4951-1-git-send-email-adrian.hunter@intel.com> Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Do not enable wakeup for SDIO card interrupt unless the SDIO function driver has requested it which is indicated by mmc_card_wake_sdio_irq(). Signed-off-by: Adrian Hunter --- drivers/mmc/host/sdhci.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index c2653347bb5e..565d24ccb2f2 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -2928,8 +2928,13 @@ static bool sdhci_enable_irq_wakeups(struct sdhci_host *host) irq_val |= SDHCI_INT_CARD_INSERT | SDHCI_INT_CARD_REMOVE; } - wake_val |= SDHCI_WAKE_ON_INT; - irq_val |= SDHCI_INT_CARD_INT; + if (mmc_card_wake_sdio_irq(host->mmc)) { + wake_val |= SDHCI_WAKE_ON_INT; + irq_val |= SDHCI_INT_CARD_INT; + } + + if (!irq_val) + return false; val = sdhci_readb(host, SDHCI_WAKE_UP_CONTROL); val &= ~mask;