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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 D44C6C28CF6 for ; Wed, 1 Aug 2018 09:38:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9264520894 for ; Wed, 1 Aug 2018 09:38:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9264520894 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389095AbeHALWj (ORCPT ); Wed, 1 Aug 2018 07:22:39 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:4163 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388890AbeHALWh (ORCPT ); Wed, 1 Aug 2018 07:22:37 -0400 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w719TftQ009433; Wed, 1 Aug 2018 11:37:25 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2kjnaddbcy-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 01 Aug 2018 11:37:25 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 07BCD31; Wed, 1 Aug 2018 09:37:25 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas23.st.com [10.75.90.46]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id E300A290E; Wed, 1 Aug 2018 09:37:23 +0000 (GMT) Received: from SAFEX1HUBCAS24.st.com (10.75.90.95) by SAFEX1HUBCAS23.st.com (10.75.90.46) with Microsoft SMTP Server (TLS) id 14.3.361.1; Wed, 1 Aug 2018 11:37:24 +0200 Received: from lmecxl0923.lme.st.com (10.48.0.237) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Wed, 1 Aug 2018 11:37:23 +0200 From: Ludovic Barre To: Ulf Hansson , Rob Herring CC: Maxime Coquelin , Alexandre Torgue , Gerald Baeza , , , , , Ludovic Barre Subject: [PATCH 01/14] mmc: mmci: fix qcom dma issue during mmci init with new dma_setup callback Date: Wed, 1 Aug 2018 11:36:48 +0200 Message-ID: <1533116221-380-2-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1533116221-380-1-git-send-email-ludovic.Barre@st.com> References: <1533116221-380-1-git-send-email-ludovic.Barre@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-08-01_03:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ludovic Barre This patch fixes qcom dma issue during mmci init. Like init callback of qcom variant is not set, the qcom dma is not correctly initialized and fail while dma transfer ("buggy DMA detected. Taking evasive action"). Signed-off-by: Ludovic Barre --- drivers/mmc/host/mmci.c | 1 + drivers/mmc/host/mmci.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 71e9336..1841d250 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -208,6 +208,7 @@ static struct variant_data variant_qcom = { .mmcimask1 = true, .start_err = MCI_STARTBITERR, .opendrain = MCI_ROD, + .init = qcom_variant_init, }; /* Busy detection for the ST Micro variant */ diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h index 517591d..696a066 100644 --- a/drivers/mmc/host/mmci.h +++ b/drivers/mmc/host/mmci.h @@ -338,3 +338,4 @@ struct mmci_host { #endif }; +void qcom_variant_init(struct mmci_host *host); -- 2.7.4