From patchwork Thu May 19 11:13:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?QXhlIFlhbmcgKOadqOejiik=?= X-Patchwork-Id: 12854801 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1BDDBC433EF for ; Thu, 19 May 2022 11:23:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=M5WNgJL6lPweocs87pAWpvZyEpWkFUZw9dYXrGBZ3LI=; b=cABHHn8OkBwyFL UjLXHZxPVCnd0DK4abbUtskqVuzo4THLA/0f3+qS78iDtQ2Sn+hZpMYfbbfEu3Aj2LrGg67dst4ol 6MabW7VnUHTWejN9H4EL7eG7CLOeSRhzXDBC3VtIy33kHmjn6l99HtoO5aNd1EZMkubYenfmv+dZX Uy255blDB93H6hj4L3tNG609b2cX1nreLSONbO8jKOCw/tgxGH/tsoktlXkvz72bISPBENeBt9Hzb UYvhKRvDRgy8Njn/X4g8TS8i4QDpFN5KLYVCNB1oKClDSdm1T6RbszRZ82c89ta6rP/gDyLDSZz1f gBXFghXDJWnOgbyXlfIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nreFu-006ScZ-BL; Thu, 19 May 2022 11:23:46 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nreFj-006SZq-Hc; Thu, 19 May 2022 11:23:36 +0000 X-UUID: bc4fc208d71b4038aaea61542194fb84-20220519 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.5, REQID:89c568f8-d663-442b-9ce3-8e4ff1ac057d, OB:0, LO B:0,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACTI ON:release,TS:0 X-CID-META: VersionHash:2a19b09, CLOUDID:589ccde2-edbf-4bd4-8a34-dfc5f7bb086d, C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil ,QS:0,BEC:nil X-UUID: bc4fc208d71b4038aaea61542194fb84-20220519 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1322211733; Thu, 19 May 2022 04:23:30 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 19 May 2022 04:13:28 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Thu, 19 May 2022 19:13:26 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 19 May 2022 19:13:25 +0800 From: Axe Yang To: Ulf Hansson , Rob Herring , Chaotian Jing , Matthias Brugger , Adrian Hunter CC: Yoshihiro Shimoda , Satya Tangirala , Andy Shevchenko , Wolfram Sang , Axe Yang , Lucas Stach , Eric Biggers , Andrew Jeffery , Stephen Boyd , Kiwoong Kim , Yue Hu , Tian Tao , , , , , , , Subject: [PATCH v10 0/3] mmc: mediatek: add support for SDIO async IRQ Date: Thu, 19 May 2022 19:13:20 +0800 Message-ID: <20220519111323.14586-1-axe.yang@mediatek.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220519_042335_618542_E99F3F0A X-CRM114-Status: GOOD ( 11.93 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Changes in v10: - add sample node for SDIO host which support wakeup interrupt in yaml - skip MMC_PM_WAKE_SDIO_IRQ check before enable SDIO async interrupt - add MMC_PM_KEEP_POWER check before SDIO eint pinstate parsing - use dev_pm_set_dedicated_wake_irq_reverse() to correct irq control sequence - set dedicated irq in msdc_enable_sdio_irq() rather than msdc_drv_probe() - remove unnecessary wake irq control, rpm/dpm system shall manage that - move wake irq/msdc irq control back to system suspend phase, use rpm_suspend and rpm_resume to ensure irq control sequence: disable msdc irq -> enable wake irq -> disable wake irq -> enable msdc irq - simplify variables, check pins_eint to know whether wakeup settings are managed Changes in v9: - remove pinctrl "state_dat1" Changes in v8: - remove maxItems property under pinctrl-names property Changes in v7: - add device_init_wakeup() to register SDIO host as wakeup source Changes in v6: - abandon cap-sdio-async-irq flag, use wakeup-source flag instead - extend interrupts and pinctrls in mediatek mmc host controller DT documents - add mmc_card_enable_async_irq() to access enable_async_irq flag - simplify wakeup irq implementation with dedicate wake up irq related interface Changes in v5: - resort variables to reversed xmas tree order - restore old copyright year range and add current year back Changes in v4: - add MMC_CAP2_SDIO_ASYNC_IRQ judge before lookup eint pinctrl - replace spin_lock_irqsave() variant with spin_lock() in eint irq handler Changes in v3: - correct abbreviations with capital letters in commit message - replace copyright year with 2022 in mtk-sd.c - remove unnessary pointer casting - adjust variable order to reversed xmas tree - remove a redundant blank line - refine if statement, following standard pattern Changes in v2: - change flag name from 'cap-sdio-async-int' to 'cap-sdio-async-irq' - change corresponding macro names from xxx_INT to xxx_IRQ - resort new member in msdc_host structure - refine function msdc_request_dat1_eint_irq() - rename msdc_{suspend,resume} function names, add suffix '_noirq' - add MMC_CAP2_NO_SDIO judgement before parse eint related pin setting Axe Yang (3): dt-bindings: mmc: mtk-sd: extend interrupts and pinctrls properties mmc: core: Add support for SDIO wakeup interrupt mmc: mediatek: add support for SDIO eint wakup IRQ .../devicetree/bindings/mmc/mtk-sd.yaml | 53 +++++++++++++- drivers/mmc/core/sdio.c | 14 ++++ drivers/mmc/host/mtk-sd.c | 73 +++++++++++++++++-- include/linux/mmc/card.h | 8 +- include/linux/mmc/sdio.h | 5 ++ 5 files changed, 145 insertions(+), 8 deletions(-)