From patchwork Sat Feb 17 10:02:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Blumenstingl X-Patchwork-Id: 13561295 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 CF133C48BC4 for ; Sat, 17 Feb 2024 10:02:29 +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:References:In-Reply-To: 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: List-Owner; bh=YB7L3e63d6IhC+sjjx3MDZGOxATVyfZzTWjsIA6H6A8=; b=UXMEprpgurEMQ/ Pr0hpBDC1+l4IY4WY+u4ofddiWNlmkRGriYYZd5SvDAneY73Kqfg3+TJKOk2HzoN7y0fwbj0u9Iwf nw29wH+iDwqG/FhckvRLms0WuqHRDlC+3w7FRw8qnG4kXW036Kq/8uvE6p2vjMw9pgCm0DXJzJjQj iBwGMfAdVzxZtbCa7CN+EGFgWj2Eleq3shaSIHkJmyWJV8lI2BAONLbesXK1R1O0w2/0d5BzlknMH mtBho4mfbc0UIMRCxnO7IXdczBH5aW2qlgc9702ul2Hfejx07wpLIEWZTCkGS5UQB1DXcugeNaq66 fNrWO2W8JuMj0a8lOnTw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rbHWX-00000005H1A-1QsY; Sat, 17 Feb 2024 10:02:21 +0000 Received: from mail-ed1-f54.google.com ([209.85.208.54]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rbHWS-00000005Gxo-37xf; Sat, 17 Feb 2024 10:02:18 +0000 Received: by mail-ed1-f54.google.com with SMTP id 4fb4d7f45d1cf-56399fb02b3so3497076a12.1; Sat, 17 Feb 2024 02:02:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20230601; t=1708164134; x=1708768934; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=nqfx68Stq1v6Qf4tIPhse4R7f6lQzjIJhU0OnU94194=; b=ORn1+V74WlurnvPEZshIHziCwbRWbhHwRAx9S2teFFIuyHAsAcZjebFj0AQw83dwnq yGHTdzTB36EFQ6zSsKCjJK5qTiJzzWQhAGN9F1g6uDjqYI7uomw0/g2FXGz/ESBYISxi La24QaGSavruW/rt+HlSqI1UWppvu2rkNegGgaDK7zJfcNo08uBN0Fv9Q3+bEvE4NjVu bB/JY8O+RKfco9VLV8nmjDa4Nzxpl9R16dZy7q0xKEzQlJQY5sgV2gTZ+GSGA+ZBwjEl evBmhzKBAme5QzSttW8IVBI66D+/Y2C3gqngw0ef8apoggd/Pr+W82M4noOnyQ4hGMle Jzwg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708164134; x=1708768934; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=nqfx68Stq1v6Qf4tIPhse4R7f6lQzjIJhU0OnU94194=; b=N+zyCrrpUxWujJQgjGFHAM/IelKnpH3aspyhI7JUZXnXaTM9YFNI6etlX6xJBp2btZ JWp/VFGhBsBVb3ii8lYvMvND2GDTtDkUNu+Sf9kpK4MUrvq2K3Eounj1pYq70RuyMvje rGZiZ6s3eRSn02YiVyZ0NrPLXvDZZnHIQI3pcjMV3N0j+yYCB0Gdxai+EqEH5FbHhIwm RSfhoTOIg4WP/AU6uut1c73iifvBsbtgmax7rr3cvfIVM6AZKi0jhJcLiprXNJE1ihyN 6Q8Ct6iNb1lS5TP8KQsPcgyWUe2tK4xLVzda5H0EP0oBR35w5VoMQ/vyQ6Gd34joN3/o 93bQ== X-Gm-Message-State: AOJu0YyXxzxOYqsEAvHkbcjafQ1hbMEiG33z85bm4/ZtvOGqsNfx32cn dem94spw6o3jTNvCAZSaGZJX7MXoa3azhLZEa627kQuk7V/b7uvmoFYx6/fk X-Google-Smtp-Source: AGHT+IEb82KoWpU5FoV1SEo4/+fKxZ4+uJYz6Hsw8ouQNl0/LXhPOmil04C+qDwX+A36tj5/j83VzA== X-Received: by 2002:a17:906:694b:b0:a3d:590:195e with SMTP id c11-20020a170906694b00b00a3d0590195emr6136810ejs.4.1708164134317; Sat, 17 Feb 2024 02:02:14 -0800 (PST) Received: from localhost.localdomain (dynamic-2a01-0c23-c18b-3d00-0000-0000-0000-0e63.c23.pool.telefonica.de. [2a01:c23:c18b:3d00::e63]) by smtp.googlemail.com with ESMTPSA id vu2-20020a170907a64200b00a3d2e690abfsm832444ejc.122.2024.02.17.02.02.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Feb 2024 02:02:13 -0800 (PST) From: Martin Blumenstingl To: linux-amlogic@lists.infradead.org, linux-mmc@vger.kernel.org, ulf.hansson@linaro.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Martin Blumenstingl Subject: [PATCH v1 2/2] mmc: meson-mx-sdhc: Remove .card_hw_reset callback Date: Sat, 17 Feb 2024 11:02:00 +0100 Message-ID: <20240217100200.1494980-3-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240217100200.1494980-1-martin.blumenstingl@googlemail.com> References: <20240217100200.1494980-1-martin.blumenstingl@googlemail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240217_020216_818154_B0C7F704 X-CRM114-Status: GOOD ( 15.24 ) X-BeenThere: linux-amlogic@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-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Commit 32f18e596141 ("mmc: improve API to make clear hw_reset callback is for cards") made it clear that the hw_reset callback is intended for resetting the card. Remove the .card_hw_reset callback from the meson-mx-sdhc-mmc driver because it's purpose is to reset the SDHC controller (FIFOs, PHY, DMA interface, ...). While here also rename and change the argument of meson_mx_sdhc_hw_reset so it cannot be called by accident as a replacement for card_hw_reset in the future. Signed-off-by: Martin Blumenstingl --- drivers/mmc/host/meson-mx-sdhc-mmc.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/mmc/host/meson-mx-sdhc-mmc.c b/drivers/mmc/host/meson-mx-sdhc-mmc.c index 1ed9731e77ef..31f750301dc1 100644 --- a/drivers/mmc/host/meson-mx-sdhc-mmc.c +++ b/drivers/mmc/host/meson-mx-sdhc-mmc.c @@ -65,10 +65,8 @@ static const struct regmap_config meson_mx_sdhc_regmap_config = { .max_register = MESON_SDHC_CLK2, }; -static void meson_mx_sdhc_hw_reset(struct mmc_host *mmc) +static void meson_mx_sdhc_reset(struct meson_mx_sdhc_host *host) { - struct meson_mx_sdhc_host *host = mmc_priv(mmc); - regmap_write(host->regmap, MESON_SDHC_SRST, MESON_SDHC_SRST_MAIN_CTRL | MESON_SDHC_SRST_RXFIFO | MESON_SDHC_SRST_TXFIFO | MESON_SDHC_SRST_DPHY_RX | MESON_SDHC_SRST_DPHY_TX | @@ -116,7 +114,7 @@ static void meson_mx_sdhc_wait_cmd_ready(struct mmc_host *mmc) dev_warn(mmc_dev(mmc), "Failed to poll for CMD_BUSY while processing CMD%d\n", host->cmd->opcode); - meson_mx_sdhc_hw_reset(mmc); + meson_mx_sdhc_reset(host); } ret = regmap_read_poll_timeout(host->regmap, MESON_SDHC_ESTA, esta, @@ -127,7 +125,7 @@ static void meson_mx_sdhc_wait_cmd_ready(struct mmc_host *mmc) dev_warn(mmc_dev(mmc), "Failed to poll for ESTA[13:11] while processing CMD%d\n", host->cmd->opcode); - meson_mx_sdhc_hw_reset(mmc); + meson_mx_sdhc_reset(host); } } @@ -495,7 +493,6 @@ static int meson_mx_sdhc_execute_tuning(struct mmc_host *mmc, u32 opcode) } static const struct mmc_host_ops meson_mx_sdhc_ops = { - .card_hw_reset = meson_mx_sdhc_hw_reset, .request = meson_mx_sdhc_request, .set_ios = meson_mx_sdhc_set_ios, .card_busy = meson_mx_sdhc_card_busy, @@ -618,7 +615,7 @@ static irqreturn_t meson_mx_sdhc_irq_thread(int irq, void *irq_data) } if (cmd->error == -EIO || cmd->error == -ETIMEDOUT) - meson_mx_sdhc_hw_reset(host->mmc); + meson_mx_sdhc_reset(host); else if (cmd->data) /* * Clear the FIFOs after completing data transfers to prevent @@ -728,7 +725,7 @@ static void meson_mx_sdhc_init_hw(struct mmc_host *mmc) { struct meson_mx_sdhc_host *host = mmc_priv(mmc); - meson_mx_sdhc_hw_reset(mmc); + meson_mx_sdhc_reset(host); regmap_write(host->regmap, MESON_SDHC_CTRL, FIELD_PREP(MESON_SDHC_CTRL_RX_PERIOD, 0xf) |