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: 10873021 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 3BC8D1874 for ; Wed, 27 Mar 2019 09:06:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2756628847 for ; Wed, 27 Mar 2019 09:06:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1B99928A9D; Wed, 27 Mar 2019 09:06:44 +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=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, 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 BD0DE28847 for ; Wed, 27 Mar 2019 09:06:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725772AbfC0JGb (ORCPT ); Wed, 27 Mar 2019 05:06:31 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:2963 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725786AbfC0JGa (ORCPT ); Wed, 27 Mar 2019 05:06:30 -0400 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 CC: , Maxime Coquelin , Alexandre Torgue , , , , , , Ludovic Barre 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 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 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);