From nobody Wed Apr 1 23:48:12 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=samsung.com ARC-Seal: i=1; a=rsa-sha256; t=1775035240; cv=none; d=zohomail.com; s=zohoarc; b=EBZZEFkw426Ij8KQJ+lO6GKYrxVbC6W+9aLUlxB3TmN1CSP2r2lq/zp0XP6hJvbMZT9lLXQEIpROH10e2vihLku60LqRVpk/RFbOQPdVr1LZ3c2K52MW8jDqqCr3mjdZ6KeusvhwmaSCpNsuBE9QyJBWy7Um3kLju0piUKoJucQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1775035240; 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:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=B75BLcgvRrKM1gn8sfp4y4sUbZ0axLtCq/4bo35zC94=; b=eK2VwhP1hRDDDhShvHGONvmzwiERpU/pS8j+KFBne8feYqvKjI5pVSrIDteAQyu+uMGc1Dv3ohmwk2lUuuyrCPKeb2o9WbesqZx2NwN7jf+fiorZzs5UEqHsaSOLS40v5aETWT8weChvuNOK0xPXO8nXGTf5ti+Efbsr+uqIPYw= 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 (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1775035240509583.8978008874763; Wed, 1 Apr 2026 02:20:40 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1w7rkR-0005zt-QF; Wed, 01 Apr 2026 05:20:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w7rkP-0005wI-8t for qemu-devel@nongnu.org; Wed, 01 Apr 2026 05:20:25 -0400 Received: from mailout3.samsung.com ([203.254.224.33]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w7rkJ-0004rv-Qg for qemu-devel@nongnu.org; Wed, 01 Apr 2026 05:20:24 -0400 Received: from epcas2p1.samsung.com (unknown [182.195.41.53]) by mailout3.samsung.com (KnoxPortal) with ESMTP id 20260401092014epoutp033aa98ed576346b848bdbb5ed8303daf1~iMR_cpjx_0485804858epoutp03y for ; Wed, 1 Apr 2026 09:20:14 +0000 (GMT) Received: from epsnrtp03.localdomain (unknown [182.195.42.155]) by epcas2p1.samsung.com (KnoxPortal) with ESMTPS id 20260401092014epcas2p18ed47e7c19bf3d04404a09291c58ab10~iMR_NyrL_1453114531epcas2p1u; Wed, 1 Apr 2026 09:20:14 +0000 (GMT) Received: from epcas2p4.samsung.com (unknown [182.195.38.205]) by epsnrtp03.localdomain (Postfix) with ESMTP id 4flzwZ2XT8z3hhTC; Wed, 1 Apr 2026 09:20:14 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout3.samsung.com 20260401092014epoutp033aa98ed576346b848bdbb5ed8303daf1~iMR_cpjx_0485804858epoutp03y DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1775035215; bh=B75BLcgvRrKM1gn8sfp4y4sUbZ0axLtCq/4bo35zC94=; h=Subject:Reply-To:From:To:CC:In-Reply-To:Date:References:From; b=kJOGGGdHI5b6skgVkANQG3XWyP+848z9m6QBJ1Lxp9VyFRBs0LefmmDwIfKdtN9KZ dsmE1WGJle0vfz3xRDr9YsUEZ+2M+y55Yo16Ml4zXKm7TR1zeNjaPVtN+ou3uqTHRS 8EN2ZlZQgUwyj7SBqpzQbGLb++CkbCuuJWxagIZ4= Mime-Version: 1.0 Subject: [PATCH RESEND 5/5] tests/qtest: Add UFS Write Booster QTest From: Jaemyung Lee To: "qemu-devel@nongnu.org" CC: Jeuk Kim , "kwolf@redhat.com" , "hreitz@redhat.com" , "qemu-block@nongnu.org" , "farosas@suse.de" , "lvivier@redhat.com" , "pbonzini@redhat.com" X-Priority: 3 X-Content-Kind-Code: NORMAL In-Reply-To: <20260401090457epcms2p2368a82c8b794d8591aa62a421db9e8f7@epcms2p2> X-CPGS-Detection: blocking_info_exchange X-Drm-Type: N,general X-Msg-Generator: Mail X-Msg-Type: PERSONAL X-Reply-Demand: N Message-ID: <20260401092013epcms2p83c7820868e2df41be226ab178e816983@epcms2p8> Date: Wed, 01 Apr 2026 18:20:13 +0900 X-CMS-MailID: 20260401092013epcms2p83c7820868e2df41be226ab178e816983 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P cpgsPolicy: CPGSC10-223,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20260330112748epcms2p1717e93009f7fb87a8156ee07a9400502 References: <20260401090457epcms2p2368a82c8b794d8591aa62a421db9e8f7@epcms2p2> 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=203.254.224.33; envelope-from=jaemyung.lee@samsung.com; helo=mailout3.samsung.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.54, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=1, RCVD_IN_VALIDITY_RPBL_BLOCKED=1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no 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: , Reply-To: jaemyung.lee@samsung.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @samsung.com) X-ZM-MESSAGEID: 1775035242982158500 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 7f99944155..253fea27a5 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); } +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" }; + 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) }); 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); } libqos_init(ufs_register_nodes); -- 2.34.1