From patchwork Mon Sep 23 08:03:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?UGV0ZXIgV2FuZyAo546L5L+h5Y+LKQ==?= X-Patchwork-Id: 13809372 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 AD679CF9C6F for ; Mon, 23 Sep 2024 08:04:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:CC:To:From:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=YXMhltoMgmQLzO3ZdYxVrwS8dLFOJK+GrAHZ492TEhs=; b=WS8qS/lRFkd56Be3gNqrd9oLOP jPDGHImKfxaX+JvGO8O9C8nh31R10GjEGMLb9PI8UbsOvOODHQppBcCa0i+M7MN2KFM9pzd0SDglt +csSPVQQlsPnYqkcg97L+nU7k8TNp5Jffp/yqu84Thz8r7Z/1a9Jvy3WrThb9ZZqx5XOjFBe+d6uu OEjukzbhs8/3GAMVzzyNMC2iepb9uUcVDJfVD897VI5DUPDRjDN29nqoayOuBUMNYQ4Gma8icm0hv 9zQssfiFOVJzxujJH56NcRIFDFyZ2ZCNiXchcv7jhFoDlaeW9nEZFyyQnycdXZa/QmANHPSj7g97/ q+x6ROXw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1sse36-0000000GcD2-2Qlw; Mon, 23 Sep 2024 08:04:00 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1sse32-0000000Gc8z-0488 for linux-mediatek@lists.infradead.org; Mon, 23 Sep 2024 08:03:57 +0000 X-UUID: 5d2f26d8798211efb3adad29d29602c1-20240923 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=YXMhltoMgmQLzO3ZdYxVrwS8dLFOJK+GrAHZ492TEhs=; b=QOpNPpNRFw0mxdhNOYOd6iJq+L5shnPn915X/LSbiOrcKJ6smyuBwsPn1s8tYwTLIwNBd047wK7IXSGroaWoxhO2nRTpqZc5EWfhaIsxdev4WWogkwj6msy8ls4Ri0/E0g51wjlMNspa5JXjpg9PSu07KqpuDw3hGK/XJjyjxDc=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.41,REQID:eba75238-81d2-45e8-a7a7-a7e184b5cf68,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:6dc6a47,CLOUDID:056b699e-8e9a-4ac1-b510-390a86b53c0a,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES :1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULN X-UUID: 5d2f26d8798211efb3adad29d29602c1-20240923 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 613914916; Mon, 23 Sep 2024 01:03:48 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by MTKMBS09N2.mediatek.inc (172.21.101.94) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Mon, 23 Sep 2024 01:03:46 -0700 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Mon, 23 Sep 2024 16:03:45 +0800 From: To: , , , , CC: , , , , , , , , , , , , , , , , Subject: [PATCH v8 3/3] ufs: core: add a quirk for MediaTek SDB mode aborted Date: Mon, 23 Sep 2024 16:03:44 +0800 Message-ID: <20240923080344.19084-4-peter.wang@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20240923080344.19084-1-peter.wang@mediatek.com> References: <20240923080344.19084-1-peter.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240923_010356_098333_538D5CDF X-CRM114-Status: GOOD ( 12.42 ) 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 From: Peter Wang Because the MediaTek UFS controller uses UTRLCLR to clear commands and fills the OCS with ABORTED, this patch introduces a quirk to treat ABORTED as INVALID_OCS_VALUE. Signed-off-by: Peter Wang --- drivers/ufs/core/ufshcd.c | 5 ++++- drivers/ufs/host/ufs-mediatek.c | 1 + include/ufs/ufshcd.h | 6 ++++++ 3 files changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index b5c7bc50a27e..b42079c3d634 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -5404,7 +5404,10 @@ ufshcd_transfer_rsp_status(struct ufs_hba *hba, struct ufshcd_lrb *lrbp, } break; case OCS_ABORTED: - result |= DID_ABORT << 16; + if (hba->quirks & UFSHCD_QUIRK_OCS_ABORTED) + result |= DID_REQUEUE << 16; + else + result |= DID_ABORT << 16; dev_warn(hba->dev, "OCS aborted from controller = %x for tag %d\n", ocs, lrbp->task_tag); diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index 02c9064284e1..8a4c1b8f5a26 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -1021,6 +1021,7 @@ static int ufs_mtk_init(struct ufs_hba *hba) hba->quirks |= UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL; hba->quirks |= UFSHCD_QUIRK_MCQ_BROKEN_INTR; hba->quirks |= UFSHCD_QUIRK_MCQ_BROKEN_RTC; + hba->quirks |= UFSHCD_QUIRK_OCS_ABORTED; hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80); if (host->caps & UFS_MTK_CAP_DISABLE_AH8) diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index 0fd2aebac728..8f156803d703 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -684,6 +684,12 @@ enum ufshcd_quirks { * single doorbell mode. */ UFSHCD_QUIRK_BROKEN_LSDBS_CAP = 1 << 25, + + /* + * Some host controllers set OCS_ABORTED after UTRLCLR (SDB mode), + * this quirk is set to treat OCS: ABORTED as INVALID_OCS_VALUE + */ + UFSHCD_QUIRK_OCS_ABORTED = 1 << 26, }; enum ufshcd_caps {