From patchwork Wed Mar 27 09:05:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ludovic BARRE X-Patchwork-Id: 10873023 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 806B01390 for ; Wed, 27 Mar 2019 09:06:52 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6614428847 for ; Wed, 27 Mar 2019 09:06:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5A1A428A9D; Wed, 27 Mar 2019 09:06:52 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E7D7928847 for ; Wed, 27 Mar 2019 09:06:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=t+r4N7Em91CFtL89bvZuo/C3ef4JDPwa2LVlFbr4Txs=; b=Ov2/GXcDEdtJZU Uyha/1PEEMauGZnp9m/RzsWBIupKuxNHucSUSXLZMCLgLPudTneIc83azqyE7LHbPcmHrv395YN5a Ph+a17dY4ruKxdmJiCyAVkmKwDJUvDlQR7p2JzLhX0IxT0MzsOPVHxPmAW8tOOhrTT+PvXNt+yKlp LcpKIE4XH1mY6qwh6/JPAZlQC3VZ2O2f+VjE5Am0eKmYnCJsYJZg3mmupmxZ0p6aZHitCitdQR/Uj /ctQKW2x7J7DUWsyjPq5QSnC8m90S/U+GpnwVFO9P7rn0jkZz8tAamvFVIoXfJZQO/6QdKiZPHNdv eLnSPCLIif9UbeUFvl9w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h94WE-0003ZJ-H1; Wed, 27 Mar 2019 09:06:46 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h94Vx-0003Nf-9O for linux-arm-kernel@bombadil.infradead.org; Wed, 27 Mar 2019 09:06:29 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:CC:To:From:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=23QiOjOfa6T/zr/LSJHO4QKzlREShp+tAhU9m+AFN/o=; b=BcDAMSVpS555TCv+EeAXzEbPA inLhe4hasHyG9e8AM9GpFR8Lmu6wPLXotR1pY3lSQ1sGaPjQfTTNApiiSZmm1W5ieLl4+FhU62Tv8 bMztl7SvZRjxWv31lxGDOwGwhn7I+ua+NmyUQ941GnfKpfjLH0C1d5nrcolpj3/lL7SXXXsO1fRqu RaAhc8WJFbPucXQi8hApFAHCXzueqvBJ4JNrneNIydd6On4b1l64FlhMRGoJh6+phCuAh8hJ/rydk RdHldlehqhAXcKnzc4f+P8YhQi/KdJW2XKdVcfRczdJbL2dcnqSgst+jC/5JiOK6gFh2qYs/9eYZr R0RGzMnZA==; Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by casper.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h94Vt-0008TX-7Y for linux-arm-kernel@lists.infradead.org; Wed, 27 Mar 2019 09:06:27 +0000 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx08-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x2R96Aen011051; Wed, 27 Mar 2019 10:06:18 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2rddhtfcax-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 27 Mar 2019 10:06:18 +0100 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 532C93A; Wed, 27 Mar 2019 09:05:42 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas22.st.com [10.75.90.92]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 2F0892B66; Wed, 27 Mar 2019 09:05:42 +0000 (GMT) Received: from SAFEX1HUBCAS23.st.com (10.75.90.47) by Safex1hubcas22.st.com (10.75.90.92) with Microsoft SMTP Server (TLS) id 14.3.361.1; Wed, 27 Mar 2019 10:05:42 +0100 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 14.3.435.0; Wed, 27 Mar 2019 10:05:40 +0100 From: Ludovic Barre To: Ulf Hansson , Rob Herring Subject: [PATCH V4 1/5] mmc: mmci: add get_datactrl_cfg callback and helper functions Date: Wed, 27 Mar 2019 10:05:28 +0100 Message-ID: <1553677532-3539-2-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1553677532-3539-1-git-send-email-ludovic.Barre@st.com> References: <1553677532-3539-1-git-send-email-ludovic.Barre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-03-27_05:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190327_090625_489479_75E453E3 X-CRM114-Status: GOOD ( 12.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Alexandre Torgue , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org, Ludovic Barre , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ludovic Barre This patch adds get_datactrl_cfg callback in mmci_host_ops to allow to get datactrl configuration specific at variant. Common helper function is defined and could be call by variant. Signed-off-by: Ludovic Barre --- drivers/mmc/host/mmci.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h index 6bde28c..35c91d0 100644 --- a/drivers/mmc/host/mmci.h +++ b/drivers/mmc/host/mmci.h @@ -362,6 +362,7 @@ struct mmci_host_ops { bool next); void (*unprep_data)(struct mmci_host *host, struct mmc_data *data, int err); + u32 (*get_datactrl_cfg)(struct mmci_host *host); void (*get_next_data)(struct mmci_host *host, struct mmc_data *data); int (*dma_setup)(struct mmci_host *host); void (*dma_release)(struct mmci_host *host); @@ -429,6 +430,11 @@ struct mmci_host { void mmci_write_clkreg(struct mmci_host *host, u32 clk); void mmci_write_pwrreg(struct mmci_host *host, u32 pwr); +static inline u32 mmci_dctrl_blksz(struct mmci_host *host) +{ + return (ffs(host->data->blksz) - 1) << 4; +} + #ifdef CONFIG_DMA_ENGINE int mmci_dmae_prep_data(struct mmci_host *host, struct mmc_data *data, bool next);