From patchwork Thu Aug 27 09:33:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bi1IdW5nIFd1ICjlt6vpp7/lro8p?= X-Patchwork-Id: 256371 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=-11.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, MIME_BASE64_TEXT, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=unavailable 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 3E446C433E4 for ; Thu, 27 Aug 2020 09:33:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 184CA20738 for ; Thu, 27 Aug 2020 09:33:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="ddAY1fb9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728310AbgH0JdV (ORCPT ); Thu, 27 Aug 2020 05:33:21 -0400 Received: from mailgw02.mediatek.com ([1.203.163.81]:43919 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726851AbgH0JdO (ORCPT ); Thu, 27 Aug 2020 05:33:14 -0400 X-UUID: d56d71e04f374e5a8d0e659889c3b18c-20200827 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=sOsx+/Ixg/H533GD9DuoQ2e+BVG8OHUWraoXKvxGaVM=; b=ddAY1fb9gsdG55Iau0UxKuq5MXY4ZuY4ZXmYZxpmfUKMTwHei30ED9qft498qqU9svQVDLC0N9pDiKGfV/A9R15y+S/gXsTmo3SsMhYGNJBUWm+f9H1MUkOxaZVJ0iu/7Y1TklEIENV9OW5WLItJbVDsHkPCoq0opZZHV+qjZi8=; X-UUID: d56d71e04f374e5a8d0e659889c3b18c-20200827 Received: from mtkcas35.mediatek.inc [(172.27.4.253)] by mailgw02.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLS) with ESMTP id 876698712; Thu, 27 Aug 2020 17:33:09 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by MTKMBS31DR.mediatek.inc (172.27.6.102) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 27 Aug 2020 17:33:07 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 27 Aug 2020 17:33:08 +0800 From: Chun-Hung Wu To: , Jonathan Hunter , Al Cooper , Adrian Hunter , Florian Fainelli , , Andy Gross , Bjorn Andersson , Michal Simek , Thierry Reding , Chaotian Jing , Mao Yong , Ulf Hansson , Rob Herring , Mark Rutland , Matthias Brugger , Linus Walleij , Pavel Machek , Kate Stewart , Greg Kroah-Hartman , Martin Blumenstingl , Pan Bian , Thomas Gleixner , Allison Randal , Mathieu Malaterre , Asutosh Das , Ritesh Harjani , Stanley Chu , Kuohong Wang CC: , , , , , , , , , Chun-Hung Wu Subject: [PATCH v1 1/2] mmc: cqhci: add new cqhci_host_ops pre_enable() and post_disable() Date: Thu, 27 Aug 2020 17:33:02 +0800 Message-ID: <1598520783-25250-2-git-send-email-chun-hung.wu@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1598520783-25250-1-git-send-email-chun-hung.wu@mediatek.com> References: <1598520783-25250-1-git-send-email-chun-hung.wu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 1A51BED8B7CD5237DD2E95BA511B67CCBDB8EA47EF3D2DB61BDEFA5BDD9EBA022000:8 X-MTK: N Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Add pre_enable() and post_disable() for cqhci_host_ops. Add hook functions before cqhci enable and after cqhci disable for platforms need them. Signed-off-by: Chun-Hung Wu --- drivers/mmc/host/cqhci.c | 6 ++++++ drivers/mmc/host/cqhci.h | 2 ++ 2 files changed, 8 insertions(+) -- 1.7.9.5 diff --git a/drivers/mmc/host/cqhci.c b/drivers/mmc/host/cqhci.c index cfa87df..697fe40 100644 --- a/drivers/mmc/host/cqhci.c +++ b/drivers/mmc/host/cqhci.c @@ -376,6 +376,9 @@ static void cqhci_off(struct mmc_host *mmc) else pr_debug("%s: cqhci: CQE off\n", mmc_hostname(mmc)); + if (cq_host->ops->post_disable) + cq_host->ops->post_disable(mmc); + mmc->cqe_on = false; } @@ -580,6 +583,9 @@ static int cqhci_request(struct mmc_host *mmc, struct mmc_request *mrq) __cqhci_enable(cq_host); if (!mmc->cqe_on) { + if (cq_host->ops->pre_enable) + cq_host->ops->pre_enable(mmc); + cqhci_writel(cq_host, 0, CQHCI_CTL); mmc->cqe_on = true; pr_debug("%s: cqhci: CQE on\n", mmc_hostname(mmc)); diff --git a/drivers/mmc/host/cqhci.h b/drivers/mmc/host/cqhci.h index 4377001..89bf6ad 100644 --- a/drivers/mmc/host/cqhci.h +++ b/drivers/mmc/host/cqhci.h @@ -206,6 +206,8 @@ struct cqhci_host_ops { void (*disable)(struct mmc_host *mmc, bool recovery); void (*update_dcmd_desc)(struct mmc_host *mmc, struct mmc_request *mrq, u64 *data); + void (*pre_enable)(struct mmc_host *mmc); + void (*post_disable)(struct mmc_host *mmc); }; static inline void cqhci_writel(struct cqhci_host *host, u32 val, int reg)