From patchwork Wed Apr 5 06:50:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 13201178 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9DB21C7619A for ; Wed, 5 Apr 2023 06:50:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236872AbjDEGul (ORCPT ); Wed, 5 Apr 2023 02:50:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51338 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236779AbjDEGuk (ORCPT ); Wed, 5 Apr 2023 02:50:40 -0400 Received: from mail-lf1-x12a.google.com (mail-lf1-x12a.google.com [IPv6:2a00:1450:4864:20::12a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFD764200 for ; Tue, 4 Apr 2023 23:50:38 -0700 (PDT) Received: by mail-lf1-x12a.google.com with SMTP id k37so45379164lfv.0 for ; Tue, 04 Apr 2023 23:50:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1680677437; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=cSJ4MzJQ8UoPiz3rGVKBpIQtOY1lklGXlYq7/mXSQCU=; b=kRXZrFDq4/sV1F5HRJwuIvnh6JTWv/kvEjyGrh00xAUixf6+JOCnJhimtch92xg/SL dkm7lhBjKbP6wPWTCSfjIh6ok49XTRZXSDvW3sj1aM7ED67Tk3HbXuxd9SVlGaWYZVb0 xKQhobCrl87z/3vKBIUZhU2ZwTsMtNyUi9JOmWrXM49z6Cz7706JKrK+rXB3YLcygQ12 1IoOkUPFTDJq/PWlHG5X8r4jBgDkA2Q61PrZWAQ1/b5HAmfb3mIo/qTn15JEX8JLB+PC u1sJLx3++5QK57WbglBk64Gs3aDItT93xvXQR/cI7cay/+iY6H4rQNR4XjbMfalkXw0h ZN5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680677437; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=cSJ4MzJQ8UoPiz3rGVKBpIQtOY1lklGXlYq7/mXSQCU=; b=jclIpPPvh38AYD32PVIcrEiWYsS2w49+Af5t3K7mqXlE2HzD5hVrauUyx/uE6jo7Rh zVFbl5SGFSC++JEfJ/nRJeWyJBNZBXrtF61XDWkC8tnGosPsVmswrb/zZlZFPdbPuBNc Tf6Y236kFFvV3Tuh0YEPQT14lZ/H6xZEC9RgtFm+0dC/UMQn78TudiyWrxSWznHW7soN ZelVnsUx1TlG2g8y+my7PrcqiNJ4Di6Du96YNaBhQ7b7PxjCWv4b5YIceFhffwI8cU21 KplX36a0yPLB0qbh6r/1T8E+34MhRiFH3BUxBEnVKtE/6F34fNzTxS0vML8v+XZYKjAx 65lg== X-Gm-Message-State: AAQBX9eVw75NHgQ5bhOSkej4GKOVI4gekXUeTiuq+l2agrN0M1lr5EYM WT33tUejr/O2leQsTiW94402tA== X-Google-Smtp-Source: AKy350Z8FesrBLZIGWRqwdr9YER0mju4LtzITsqbu9lQmVTwD33TDZguDxpYfgzVF655JsV+OwrlIg== X-Received: by 2002:ac2:46e4:0:b0:4e9:d53b:337e with SMTP id q4-20020ac246e4000000b004e9d53b337emr1257013lfo.45.1680677437096; Tue, 04 Apr 2023 23:50:37 -0700 (PDT) Received: from [192.168.1.2] (c-05d8225c.014-348-6c756e10.bbcust.telenor.se. [92.34.216.5]) by smtp.gmail.com with ESMTPSA id z19-20020ac25df3000000b004eb274b3a43sm2683086lfq.134.2023.04.04.23.50.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Apr 2023 23:50:36 -0700 (PDT) From: Linus Walleij Date: Wed, 05 Apr 2023 08:50:30 +0200 Subject: [PATCH 04/13] mmc: mmci: Stash status while waiting for busy MIME-Version: 1.0 Message-Id: <20230405-pl180-busydetect-fix-v1-4-28ac19a74e5e@linaro.org> References: <20230405-pl180-busydetect-fix-v1-0-28ac19a74e5e@linaro.org> In-Reply-To: <20230405-pl180-busydetect-fix-v1-0-28ac19a74e5e@linaro.org> To: Stefan Hansson , Ulf Hansson , Maxime Coquelin , Alexandre Torgue Cc: linux-mmc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, Linus Walleij X-Mailer: b4 0.12.0 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Some interesting flags can arrive while we are waiting for the first busy detect IRQ so OR then onto the stashed flags so they are not missed. Signed-off-by: Linus Walleij --- drivers/mmc/host/mmci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 3c1e11266fa9..db3a8ce27a0e 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -704,6 +704,7 @@ static bool ux500_busy_complete(struct mmci_host *host, u32 status, u32 err_msk) */ if (host->busy_status && (status & host->variant->busy_detect_flag)) { + host->busy_status |= status & (MCI_CMDSENT | MCI_CMDRESPEND); writel(host->variant->busy_detect_mask, base + MMCICLEAR); return false; }