From patchwork Mon Apr 22 10:37:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Victor Shih X-Patchwork-Id: 791823 Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7F639146A67; Mon, 22 Apr 2024 10:39:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.169 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713782349; cv=none; b=YT92U7cxl5IlrKZIYiPKhP8FXUDNdBnlfzen/OCswDHRTNM1Y0eMfceyMIbpNPhFo5qz15tW0fUv+zg1F3wkhccgNmYd0wkQ3khOLZ1KFGmJRRDeOToVSCypLH1tpqs85caupcO3A+GBSRL0TNB1ofegWNAqhbE+GmgqJoFqQgs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713782349; c=relaxed/simple; bh=HGvX8/yQx+s46W1sBOuUYo6ob3v9aa9d02JT3deFBfw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=FUAcK4WThZr4x+yGEw7LjP7gF3lqr3xqS30+lfMgIz7Y04NVe91OvhqvLwFdrnJdrmU9uQoAL94lIAtYDRuV8SvJVDpGSpbvJavKCprhZlgU3vlzrnNYOQ6yaciZbW0Yx9pgS4+PRHqMypO8B7VnawGrPQmeMZacMuCd9EvQKRk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=G9ZmdiB6; arc=none smtp.client-ip=209.85.210.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="G9ZmdiB6" Received: by mail-pf1-f169.google.com with SMTP id d2e1a72fcca58-6eced6fd98aso3983061b3a.0; Mon, 22 Apr 2024 03:39:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1713782348; x=1714387148; darn=vger.kernel.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=qfuwptov94CBDdHKLX3lshYY6MHoZbWBJU2S2yYTbo8=; b=G9ZmdiB65pQJhGcXB1NPCq/Gvsk+j16R4tRaOjjdmLMUN1cobA00H1hfKlqBnKTKtH wIM4jtmdiUtunej1uar+A9DLh8FBDxL5wgZEO7FT6FrprmAyqkaEqHgNfXrHCjL7ZJfV prkFoM7i4QrY7kq3DT0zgT+b7qejl5otcL32cCbIpumQNFJzMSN12Rzlm3xYXFOjNfBE rD1oE2uPMJyJ7bH8qDyV8PxM3bn0uqX+KUuhKcsykpqQWLn0v2MQvPobGZG4tC5bXzrl mOu26KcD5ystfqIQg6RW/Qdu95AY2mW3Yos686DM7x83uXp8i6J9YBFM5kcWtd6GVNlZ n9eQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1713782348; x=1714387148; 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=qfuwptov94CBDdHKLX3lshYY6MHoZbWBJU2S2yYTbo8=; b=m2na/MXVeEkcVr3jy4VIDVNLyqKuJQp8oklD5EZwojusmcoBzuckWtM7i5AjtnbQxI LvbV8WEhX2rDwsSdSOoLh4e9h+GjkGsW3yjqK6Su0ut+JJpsbkDK878o/9ePO/7cLW/9 Q8FihlfCR2Q2YWeeyUJ4cbufkumJxv8Gq/WLh1g9l2UKLjm0yRjYEGL43tq8gO0RECMo jLbypVniR1Hbl7R4wPaUw9iOZE2z+qiNKShaE563ql/FBMqLTR6MD3Rkc/8iu3zjwu0D h9Ox/g8EYJZ12Cw+rh1LM5Tdtre50YVzaNyyNNTTu4kWPt7uZIBJt7Rb0uIqxJvZG+gV sgXw== X-Forwarded-Encrypted: i=1; AJvYcCUTZ/o/+XN5wb71dj6OjnDxECI/wQPsvGYrWPzDuCFbgGQH4Wa4x0Nj8oCIGLfuIgFIHvPaSxoplRAWflQC3TiZgxoz+WrVcQhMSn4U X-Gm-Message-State: AOJu0YwS+3Bo4W4nYv3ojfQyQVlSsUYbBY1L0WXgVSbLl9OT9DOf5cSc 4JTFPE08VH6KNyxK6sg5Ffe30geRCMesEHnGUWfu3rKt2ot7nybF X-Google-Smtp-Source: AGHT+IEsapGYKBx8vgfyS8NcV9lTVHbgqL+eZ2GrL+NSAyTq4tZ6P7rkIuwpe13YwomakerhV093+g== X-Received: by 2002:a05:6a21:328f:b0:1a7:5100:7559 with SMTP id yt15-20020a056a21328f00b001a751007559mr14268060pzb.32.1713782347796; Mon, 22 Apr 2024 03:39:07 -0700 (PDT) Received: from localhost.localdomain (2001-b400-e33b-6ac4-2bfb-4656-8624-cdbd.emome-ip6.hinet.net. [2001:b400:e33b:6ac4:2bfb:4656:8624:cdbd]) by smtp.gmail.com with ESMTPSA id c1-20020a170903234100b001e3dff1e4d5sm7807904plh.135.2024.04.22.03.39.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Apr 2024 03:39:07 -0700 (PDT) From: Victor Shih To: ulf.hansson@linaro.org, adrian.hunter@intel.com Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, benchuanggli@gmail.com, HL.Liu@genesyslogic.com.tw, Greg.tu@genesyslogic.com.tw, takahiro.akashi@linaro.org, dlunev@chromium.org, Victor Shih , Ben Chuang Subject: [PATCH V15 19/22] mmc: sdhci-uhs2: add pre-detect_init hook Date: Mon, 22 Apr 2024 18:37:42 +0800 Message-Id: <20240422103745.14725-20-victorshihgli@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240422103745.14725-1-victorshihgli@gmail.com> References: <20240422103745.14725-1-victorshihgli@gmail.com> Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Ben Chuang This "pre" hook for detect_init(), uhs2_pre_detect_init, will be required to enable UHS-II support, at least, on GL9755. Signed-off-by: Ben Chuang Signed-off-by: AKASHI Takahiro Acked-by: Adrian Hunter --- drivers/mmc/host/sdhci-uhs2.c | 3 +++ drivers/mmc/host/sdhci.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/mmc/host/sdhci-uhs2.c b/drivers/mmc/host/sdhci-uhs2.c index 310a8d18c2f4..3342aac164cb 100644 --- a/drivers/mmc/host/sdhci-uhs2.c +++ b/drivers/mmc/host/sdhci-uhs2.c @@ -417,6 +417,9 @@ static int sdhci_uhs2_do_detect_init(struct mmc_host *mmc) DBG("Begin do uhs2 detect init.\n"); + if (host->ops && host->ops->uhs2_pre_detect_init) + host->ops->uhs2_pre_detect_init(host); + if (sdhci_uhs2_interface_detect(host)) { pr_warn("%s: cannot detect UHS2 interface.\n", mmc_hostname(host->mmc)); return -EIO; diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 91b52fca1002..2180cd21b5f3 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -724,6 +724,7 @@ struct sdhci_ops { struct mmc_request *mrq); void (*dump_vendor_regs)(struct sdhci_host *host); void (*dump_uhs2_regs)(struct sdhci_host *host); + void (*uhs2_pre_detect_init)(struct sdhci_host *host); }; #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS