From nobody Sat Apr 11 18:34:27 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1775713179; cv=none; d=zohomail.com; s=zohoarc; b=BH4Byy2nvDeo9VIEU6dC20nyITZ+OVKFr5SA3e11kHlLxwnanMzX27ABWjasO7RYLgQqNSnw4v3cJX1w+0Vxkzbwckg2Z4EDrOqznV93sE/d2lMFT7ONY3XUYXyEtRIORs0/jyYcpS6PZprU1+NiF3FHCyYd6chor6Q6HScquL4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1775713179; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=UvnDam+RI7xNOArU3spJiI07Kx70RBnYFEvTvltBdIM=; b=V54faUKQcSN5sXEjH+2vh11IFHioHwCvQ4kBzGRqtgcr68NdsTdIQp34OtOldGZB9IYwJTuBfdfeHwFJcyDtqDGzkQI6zhfhyXaaeHCXp00Myirotpyyhfxln1HKEOi32B1AE/hDiG6MWQyglzA0Wija7j9zVfaEK+pX93plcCo= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists1p.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1775713179422285.41694921046496; Wed, 8 Apr 2026 22:39:39 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1wAi65-00057I-JJ; Thu, 09 Apr 2026 01:38:33 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wAi62-00056E-5Z for qemu-devel@nongnu.org; Thu, 09 Apr 2026 01:38:30 -0400 Received: from mail-pl1-x633.google.com ([2607:f8b0:4864:20::633]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1wAi60-0002qM-1A for qemu-devel@nongnu.org; Thu, 09 Apr 2026 01:38:29 -0400 Received: by mail-pl1-x633.google.com with SMTP id d9443c01a7336-2adff872068so3176375ad.1 for ; Wed, 08 Apr 2026 22:38:27 -0700 (PDT) Received: from [172.17.0.5] ([168.126.243.22]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b2747a7115sm211108905ad.36.2026.04.08.22.38.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Apr 2026 22:38:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1775713107; x=1776317907; darn=nongnu.org; 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=UvnDam+RI7xNOArU3spJiI07Kx70RBnYFEvTvltBdIM=; b=BnhmhWtUeRv2XK5EZlM+zCbMXtoJ5DsSG85sYMQ4eWR1T/XzYwAqA3s7QbcHNoFPhV 4dHWSRV4/7pMZIVY6hA7ntMHsBGtYbyR5oBWjR8+qYksiiBEDGCWWlgpmf1T/5F2qrAO /b8q3miWw+VcoYAy4d31ptPB6CpAqADUT73zB0PiAYGCXtqMaMyNRV3TQiEsJ+Bre+ZG FjzwhVW+QUN8PNmyly+ELFUNK4IIKtOD6zDXYVfD6WvziR83g6csc5aIqt70+9sXEwFh 8b9vYw3uOsXn0sosrF5JyYlkaed2KHg9ghG6xb943FjoFP3RYeslq9dcbGh6CeQKUZsa IV4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775713107; x=1776317907; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=UvnDam+RI7xNOArU3spJiI07Kx70RBnYFEvTvltBdIM=; b=obG2vbu5OWmrmmgCfPF/elJpvNpv9gnUJJEvIrG8fpq1vb911n3Yk20uurLMijNfCC MFXmp2RNOfImaLiMhsJpBqz6OFVHkZSf3bQ9ZKh5oa53FKxvXXklxnJe39KP2ALqw2zY 0TIchxOmqOJyDXQJa9hXAZE0/tN03w/friorE/b0GGODzLwkDl187+SYwTVjGQipy683 HkhaMqSflQUuja5LcCTrgYq9rybNuRY4wCR5LGT3eCZlzBNtjPP67IvpGDTfOUf80U6k VDmUjzXhm9OLPvBIr8oNdXiVAdRhpxCSw7hApdYxXR2LWm8GbbUSGXrSuFFbHBgpN1CQ mayA== X-Gm-Message-State: AOJu0YwWYmYHxA2Qe00wsdoJwiw2PuE5Bvh7nDMwqptJqEwne2jrsmWT 5SA6N6mhgc/2GZ++dfKBVPNsgJbAWm6nxwylK8xMvSf7r4ih0QcYu/RTPgLphoW+8wM= X-Gm-Gg: AeBDieulB9DrgLP1yi8imiSmBOu5j03O/Lh5tnKQp8nSpwZx9Hw7qSgmhNgXBGaF3B9 dl6Wp02nV/ZujmYX5QB8poQvtw+25iZzCUWdK33oGHafySI8xJwKl+hAyvN9jll/2DhBfbRPWrT ta69YA53FIIrpXbiwrIGnWUp8dq3W1NrYkllE5FTb6jtPfEw8iWSLnG8+eNJ1YEB86t90JtQnMk ek1cbk+gjTPp3Z7vEPmfLOh19doaJmygjsRJMWUukpcVanThHj5DSkzhkIJcq/T0D8sG6X9tG2A VffBSrspeNFKmg1AGS8ivyCIqWhIQBcDJ2i/8/cJGgtXnokRmKgHcpO7dwSCN7wfBlrunevfkRm yMQtqdTmax+4YRcqShTfLRu4/ougUVJJqKYhJ/oi+Fn6kt1CyMmBEKQ8F8K7ckoGxBuwbxcPOs8 EHXz+wgorEV7Lx0m1kFNNwvoe9CTSUR0vXO1jy+neG X-Received: by 2002:a17:902:e78e:b0:2ae:825b:49a5 with SMTP id d9443c01a7336-2b2c71a8fdcmr25126065ad.0.1775713106468; Wed, 08 Apr 2026 22:38:26 -0700 (PDT) From: Jaemyung Lee X-Google-Original-From: Jaemyung Lee Date: Thu, 09 Apr 2026 14:37:49 +0900 Subject: [PATCH v3 5/5] tests/qtest: Add UFS Write Booster QTest MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260409-write_booster-v3-5-dd2f1c0119c8@samsung.com> References: <20260409-write_booster-v3-0-dd2f1c0119c8@samsung.com> In-Reply-To: <20260409-write_booster-v3-0-dd2f1c0119c8@samsung.com> To: qemu-devel@nongnu.org Cc: Jeuk Kim , Kevin Wolf , Hanna Reitz , qemu-block@nongnu.org, Fabiano Rosas , Laurent Vivier , Paolo Bonzini , Jaemyung Lee X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1775713090; l=8918; i=jaemyung.lee@samsung.com; s=20260402; h=from:subject:message-id; bh=rU67KxRcVLL6ZVBVhiBQ/INRn8llY3KXffQmzbO047E=; b=f3/Y68qqd6OXFqR8LLBv3CMO6JINT7MngcgIY9FJH2pMuXpBCsx7oWoMhdWbnMJWuz4rNB3wi DzOVhTS6riaDpRI9CQh0z+LTiF2o0mocHM3cpBQBSZDnc03CBkDBUQl X-Developer-Key: i=jaemyung.lee@samsung.com; a=ed25519; pk=bZPd7A/kteUO62FfUM6IrI1LuBPe5QrcqfvsitM1ZjE= Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::633; envelope-from=ldc.jml@gmail.com; helo=mail-pl1-x633.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1775713180707158500 It adds 'wb-init' and 'wb-read-write' TCs into tests/qtest/ufs-test.c. 'wb-init' tests that the WB support is properly initialized with UFS device and 'wb-read-write' tests that WB can be enabled and WRITE I/O can be handled/buffered as a WB command. Signed-off-by: Jaemyung Lee --- tests/qtest/ufs-test.c | 176 +++++++++++++++++++++++++++++++++++++++++++++= ++++ 1 file changed, 176 insertions(+) diff --git a/tests/qtest/ufs-test.c b/tests/qtest/ufs-test.c index 7f999441552a105987aaaf8e2b976f4a05f953ed..253fea27a5e52619f433d150755= 00a566eddeccc 100644 --- a/tests/qtest/ufs-test.c +++ b/tests/qtest/ufs-test.c @@ -1182,6 +1182,173 @@ static void ufstest_query_desc_request(void *obj, v= oid *data, ufs_exit(ufs, alloc); } =20 +static void ufstest_wb_init(void *obj, void *data, QGuestAllocator *alloc) +{ + QUfs *ufs =3D obj; + enum UtpOcsCodes ocs; + UtpUpiuRsp rsp_upiu; + uint8_t *desc; + uint32_t value; + + ufs_init(ufs, alloc); + + /* Read Device Descriptor */ + ocs =3D ufs_send_query(ufs, UFS_UPIU_QUERY_FUNC_STANDARD_READ_REQUEST, + UFS_UPIU_QUERY_OPCODE_READ_DESC, + UFS_QUERY_DESC_IDN_DEVICE, 0, 0, 0, &rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.response, =3D=3D, UFS_COMMAND_RESULT_= SUCCESS); + g_assert_cmpuint(rsp_upiu.qr.opcode, =3D=3D, UFS_UPIU_QUERY_OPCODE_REA= D_DESC); + g_assert_cmpuint(rsp_upiu.qr.idn, =3D=3D, UFS_QUERY_DESC_IDN_DEVICE); + g_assert_cmpuint(rsp_upiu.qr.data[0], =3D=3D, sizeof(DeviceDescriptor)= ); + g_assert_cmpuint(rsp_upiu.qr.data[1], =3D=3D, UFS_QUERY_DESC_IDN_DEVIC= E); + + /* Check Write Booster Supportability */ + desc =3D rsp_upiu.qr.data; + + value =3D *(uint16_t *)(desc + UFS_DEVICE_DESC_PARAM_EXT_WB_SUP); + value =3D be16_to_cpu(value); + g_assert_cmpuint(value, =3D=3D, WB_RESIZE | WB_FIFO | WB_PINNED); + + value =3D *(uint32_t *)(desc + UFS_DEVICE_DESC_PARAM_EXT_UFS_FEATURE_S= UP); + value =3D be32_to_cpu(value); + g_assert_cmpuint(value & UFS_DEV_WB_SUPPORT, =3D=3D, UFS_DEV_WB_SUPPOR= T); + + /* Read Geometry Descriptor */ + ocs =3D ufs_send_query(ufs, UFS_UPIU_QUERY_FUNC_STANDARD_READ_REQUEST, + UFS_UPIU_QUERY_OPCODE_READ_DESC, + UFS_QUERY_DESC_IDN_GEOMETRY, 0, 0, 0, &rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.response, =3D=3D, UFS_COMMAND_RESULT_= SUCCESS); + g_assert_cmpuint(rsp_upiu.qr.data[0], =3D=3D, sizeof(GeometryDescripto= r)); + g_assert_cmpuint(rsp_upiu.qr.data[1], =3D=3D, UFS_QUERY_DESC_IDN_GEOME= TRY); + + /* Check Write Booster Configuration */ + desc =3D rsp_upiu.qr.data; + + value =3D *(uint32_t *)(desc + UFS_GEOMETRY_DESC_PARAM_WB_MAX_ALLOC_UN= ITS); + value =3D be32_to_cpu(value); + g_assert_cmpuint(value, =3D=3D, 1024); + + value =3D desc[UFS_GEOMETRY_DESC_PARAM_WB_MAX_WB_LUNS]; + g_assert_cmpuint(value, =3D=3D, 1); + + value =3D desc[UFS_GEOMETRY_DESC_PARAM_WB_BUFF_CAP_ADJ]; + g_assert_cmpuint(value, =3D=3D, 3); + + value =3D desc[UFS_GEOMETRY_DESC_PARAM_WB_SUP_RED_TYPE]; + g_assert_cmpuint(value, =3D=3D, 1); + + value =3D desc[UFS_GEOMETRY_DESC_PARAM_WB_SUP_WB_TYPE]; + g_assert_cmpuint(value, =3D=3D, 1); + + ufs_exit(ufs, alloc); +} + +static void ufstest_wb_read_write(void *obj, void *data, QGuestAllocator *= alloc) +{ + QUfs *ufs =3D obj; + uint8_t read_buf[4096] =3D { 0 }; + uint8_t write_buf[4096] =3D { 0 }; + const uint8_t read_capacity_cdb[UFS_CDB_SIZE] =3D { + /* allocation length 4096 */ + SERVICE_ACTION_IN_16, + SAI_READ_CAPACITY_16, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x10, + 0x00, + 0x00, + 0x00 + }; + const uint8_t request_sense_cdb[UFS_CDB_SIZE] =3D { + REQUEST_SENSE, + }; + const uint8_t write_cdb[UFS_CDB_SIZE] =3D { + /* WRITE(10) to LBA 0, transfer length 1 */ + WRITE_10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00 + }; + uint32_t block_size; + enum UtpOcsCodes ocs; + UtpUpiuRsp rsp_upiu; + const int test_lun =3D 1; + uint64_t end_time; + + ufs_init(ufs, alloc); + + /* Clear Unit Attention */ + ocs =3D ufs_send_scsi_command(ufs, test_lun, request_sense_cdb, NULL, = 0, + read_buf, sizeof(read_buf), &rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, =3D=3D, CHECK_CONDITION); + + /* Read capacity */ + ocs =3D ufs_send_scsi_command(ufs, test_lun, read_capacity_cdb, NULL, = 0, + read_buf, sizeof(read_buf), &rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, =3D=3D, + UFS_COMMAND_RESULT_SUCCESS); + block_size =3D ldl_be_p(&read_buf[8]); + g_assert_cmpuint(block_size, =3D=3D, 4096); + + /* Check available buffer size */ + ocs =3D ufs_send_query(ufs, UFS_UPIU_QUERY_FUNC_STANDARD_READ_REQUEST, + UFS_UPIU_QUERY_OPCODE_READ_ATTR, + UFS_QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE, 0, 0, 0, &= rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.response, =3D=3D, UFS_COMMAND_RESULT_= SUCCESS); + g_assert_cmpuint(rsp_upiu.qr.opcode, =3D=3D, UFS_UPIU_QUERY_OPCODE_REA= D_ATTR); + g_assert_cmpuint(rsp_upiu.qr.idn, =3D=3D, UFS_QUERY_ATTR_IDN_AVAIL_WB_= BUFF_SIZE); + g_assert_cmpuint(rsp_upiu.qr.value, =3D=3D, cpu_to_be32(0xA)); + + /* Enable WB */ + ocs =3D ufs_send_query(ufs, UFS_UPIU_QUERY_FUNC_STANDARD_WRITE_REQUEST, + UFS_UPIU_QUERY_OPCODE_SET_FLAG, + UFS_QUERY_FLAG_IDN_WB_EN, 0, 0, 0, + &rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.response, =3D=3D, UFS_COMMAND_RESULT_= SUCCESS); + g_assert_cmpuint(rsp_upiu.qr.value, =3D=3D, be32_to_cpu(1)); + + /* Write data */ + for (int i =3D 0; i < 256; i++) { + memset(write_buf, 0xab, block_size); + ocs =3D ufs_send_scsi_command(ufs, test_lun, write_cdb, write_buf, + block_size, NULL, 0, &rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.scsi_status, =3D=3D, + UFS_COMMAND_RESULT_SUCCESS); + } + + end_time =3D g_get_monotonic_time() + TIMEOUT_SECONDS * G_TIME_SPAN_SE= COND; + do { + qtest_clock_step(ufs->dev.bus->qts, 100); + + /* Check available buffer size */ + ocs =3D ufs_send_query(ufs, UFS_UPIU_QUERY_FUNC_STANDARD_READ_REQU= EST, + UFS_UPIU_QUERY_OPCODE_READ_ATTR, + UFS_QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE, 0, 0, = 0, + &rsp_upiu); + g_assert_cmpuint(ocs, =3D=3D, UFS_OCS_SUCCESS); + g_assert_cmpuint(rsp_upiu.header.response, =3D=3D, UFS_COMMAND_RES= ULT_SUCCESS); + g_assert_cmpuint(rsp_upiu.qr.opcode, =3D=3D, UFS_UPIU_QUERY_OPCODE= _READ_ATTR); + g_assert_cmpuint(rsp_upiu.qr.idn, =3D=3D, UFS_QUERY_ATTR_IDN_AVAIL= _WB_BUFF_SIZE); + } while (rsp_upiu.qr.value =3D=3D cpu_to_be32(0xA) && g_get_monotonic_= time() < end_time); + + /* Check available buffer size */ + g_assert_cmpuint(rsp_upiu.qr.value, =3D=3D, cpu_to_be32(0x9)); + + ufs_exit(ufs, alloc); +} + static void drive_destroy(void *path) { unlink(path); @@ -1234,6 +1401,13 @@ static void ufs_register_nodes(void) .edge.extra_device_opts =3D "mcq=3Dtrue,mcq-maxq=3D1" }; =20 + QOSGraphTestOptions wb_test_opts =3D { .before =3D ufs_blk_test_setup, + .edge.extra_device_opts =3D + "mcq=3Dfalse,nutrs=3D32,nutmr= s=3D8," + "wb-max-size=3D1024,wb-min-si= ze=3D256," + "wb-max-lus=3D1,wb-cap-adj-fa= c=3D3," + "wb-reduction=3D1" }; + add_qpci_address(&edge_opts, &(QPCIAddress){ .devfn =3D QPCI_DEVFN(4, = 0) }); =20 qos_node_create_driver("ufs", ufs_create); @@ -1262,6 +1436,8 @@ static void ufs_register_nodes(void) &io_test_opts); qos_add_test("query-desciptor", "ufs", ufstest_query_desc_request, &io_test_opts); + qos_add_test("wb-init", "ufs", ufstest_wb_init, &wb_test_opts); + qos_add_test("wb-read-write", "ufs", ufstest_wb_read_write, &wb_test_o= pts); } =20 libqos_init(ufs_register_nodes); --=20 2.48.1