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[209.132.180.67]) by mx.google.com with ESMTP id o13si8203181otk.135.2020.03.25.07.36.29; Wed, 25 Mar 2020 07:36:47 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@st.com header.s=STMicroelectronics header.b=RpqWsxtL; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=st.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727795AbgCYOef (ORCPT + 99 others); Wed, 25 Mar 2020 10:34:35 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:19730 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727566AbgCYOef (ORCPT ); Wed, 25 Mar 2020 10:34:35 -0400 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 02PEWvHx012902; Wed, 25 Mar 2020 15:34:21 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=STMicroelectronics; bh=tdaK4kNuJv1E9o/omGzEOLv3OEUVPQ8rJCVCtHHOQ7E=; b=RpqWsxtL8DoKhjuaok0OltLjnuzvXX+Md6Vy/dXbOOwA0IbOjluaMj3zIolvxrSvPUqv NLZoeZzv88UrVpgnyVRIOTi1gDaObX0YlI7RepoCemCnuEHEunrUJw8jH03xbO6hGFy0 hEdCXAUm7vdPLvmJQ8V251btNF1v1uGmRxvKE2b2+yY3VwT+usuz+Mh701pWGlG0aEPm FrbdBkS7iE++6PgWuxyxdTBbcKOtXYigze2eKqhX9YFlq6HZQQlHKvdMPhll90y1370g RQJdYX/VTGHyXOOjIqnliKT0TXakaCKt+hPETi+mjQgn9gfssRvjOnlWewgnJX/3zdss qw== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2yw9k066um-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 25 Mar 2020 15:34:21 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 50D32100034; Wed, 25 Mar 2020 15:34:20 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag6node1.st.com [10.75.127.16]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 3AE022B2527; Wed, 25 Mar 2020 15:34:20 +0100 (CET) Received: from localhost (10.75.127.50) by SFHDAG6NODE1.st.com (10.75.127.16) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Wed, 25 Mar 2020 15:34:19 +0100 From: Ludovic Barre To: Ulf Hansson , Rob Herring CC: , Maxime Coquelin , Alexandre Torgue , , , , , , Ludovic Barre Subject: [PATCH V2 1/2] mmc: mmci_sdmmc: fix clear busyd0end irq flag Date: Wed, 25 Mar 2020 15:34:08 +0100 Message-ID: <20200325143409.13005-2-ludovic.barre@st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200325143409.13005-1-ludovic.barre@st.com> References: <20200325143409.13005-1-ludovic.barre@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.50] X-ClientProxiedBy: SFHDAG2NODE1.st.com (10.75.127.4) To SFHDAG6NODE1.st.com (10.75.127.16) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.645 definitions=2020-03-25_07:2020-03-24,2020-03-25 signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The busyd0 line transition can be very fast. The busy request may be completed by busy_d0end without wait the busy_d0 steps. The busyd0end irq flag must be cleared even if no busy_status. Signed-off-by: Ludovic Barre --- drivers/mmc/host/mmci_stm32_sdmmc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/mmci_stm32_sdmmc.c b/drivers/mmc/host/mmci_stm32_sdmmc.c index f76e82f8f12f..d33e62bd6153 100644 --- a/drivers/mmc/host/mmci_stm32_sdmmc.c +++ b/drivers/mmc/host/mmci_stm32_sdmmc.c @@ -358,11 +358,11 @@ static bool sdmmc_busy_complete(struct mmci_host *host, u32 status, u32 err_msk) if (host->busy_status) { writel_relaxed(mask & ~host->variant->busy_detect_mask, base + MMCIMASK0); - writel_relaxed(host->variant->busy_detect_mask, - base + MMCICLEAR); host->busy_status = 0; } + writel_relaxed(host->variant->busy_detect_mask, base + MMCICLEAR); + return true; } -- 2.17.1