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Update a patch.
GET /api/patches/2227041/?format=api
{ "id": 2227041, "url": "http://patchwork.ozlabs.org/api/patches/2227041/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423051804.362095-14-jamin_lin@aspeedtech.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260423051804.362095-14-jamin_lin@aspeedtech.com>", "list_archive_url": null, "date": "2026-04-23T05:18:21", "name": "[v4,13/17] hw/usb/hcd-ehci: Implement 64-bit siTD descriptor addressing", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "78c2ecf1537b371d1aba8a06c62d0bdb1d63350a", "submitter": { "id": 81768, "url": "http://patchwork.ozlabs.org/api/people/81768/?format=api", "name": "Jamin Lin", "email": "jamin_lin@aspeedtech.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423051804.362095-14-jamin_lin@aspeedtech.com/mbox/", "series": [ { "id": 501145, "url": "http://patchwork.ozlabs.org/api/series/501145/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501145", "date": "2026-04-23T05:18:08", "name": "hw/usb/ehci: Add 64-bit descriptor addressing support", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/501145/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227041/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227041/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=aspeedtech.com header.i=@aspeedtech.com\n header.a=rsa-sha256 header.s=selector1 header.b=eXiPCgmY;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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Thu, 23 Apr 2026 01:18:29 -0400", "from TYPPR06MB8206.apcprd06.prod.outlook.com (2603:1096:405:383::19)\n by KU4PR06MB8434.apcprd06.prod.outlook.com (2603:1096:d10:7a::6) with\n Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9846.21; Thu, 23 Apr\n 2026 05:18:21 +0000", "from TYPPR06MB8206.apcprd06.prod.outlook.com\n ([fe80::e659:1ead:77cb:f6d3]) by TYPPR06MB8206.apcprd06.prod.outlook.com\n ([fe80::e659:1ead:77cb:f6d3%3]) with mapi id 15.20.9846.021; Thu, 23 Apr 2026\n 05:18:21 +0000" ], "ARC-Seal": "i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;\n b=dBxE1DGqMF1z1BiDG+1b/D88kiTpSWTkMGNxCl4TW5ye5PbK1/oFXTHu7yXZCF/4rmOqAbspkDpUcG5MGU6K1rhHbxrkTvTtUlda2cnuALDiH19IPuD4bv03CLADy1fbpKunLWpUEV6GPEa+D62i5lx5Il/ocuozwafgO6McE4gudZtriMcAtYinQp5L3a9j1uxZhZ82Uy2K+LLJtQtXDIDEhS79TU6t7lhYYacDz+4SuXu0rEjBqEBl8kJ9LPXpmGPwEiwjlcgILuSQzBcmxXfSySwtTb19z8xGSYL4EDQHRqC2oMzHZnifiaVPq6lxjHqy3qszXmNduuqhG4B5KA==", "ARC-Message-Signature": "i=1; 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charset=\"iso-8859-1\"", "Content-Transfer-Encoding": "quoted-printable", "MIME-Version": "1.0", "X-Exchange-RoutingPolicyChecked": "\n tubhhkfnDRc9OnfdwW55SwI0RNoRhC7LvjDpsWgY3X2uEebwg0mu8JadsqXktY3B2saBM+AIo48XJ+u9jQ5KTMHYAWNNsBzw0SA/Q+80WN5sJmUIki6LI4uw/Wqu+o8P/GgZ8+Zj33OyUsel88d9pLXDWbl2GwwSCRKeySClFISoBTRsgi/p/+LAmMrqlo0oZMmo4hz/EaR/26nezRI62+hlGWjwl3t7Lx23ltmK9Zw5PWkcEjgYSSh93Xu7VrU2qkd5sXgktKQYBmvo0I4MjW12dFfDXfVOjmSM2q1LyETVowc6vudn00H48ILHaLVXfzPwfnjtClRb3PDfkX1wfA==", "X-OriginatorOrg": "aspeedtech.com", "X-MS-Exchange-CrossTenant-AuthAs": "Internal", "X-MS-Exchange-CrossTenant-AuthSource": "TYPPR06MB8206.apcprd06.prod.outlook.com", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n bc23f6ef-4889-4e01-b4a7-08dea0f7bc87", "X-MS-Exchange-CrossTenant-originalarrivaltime": "23 Apr 2026 05:18:21.3149 (UTC)", "X-MS-Exchange-CrossTenant-fromentityheader": "Hosted", "X-MS-Exchange-CrossTenant-id": "43d4aa98-e35b-4575-8939-080e90d5a249", "X-MS-Exchange-CrossTenant-mailboxtype": "HOSTED", "X-MS-Exchange-CrossTenant-userprincipalname": "\n rxNh4DrSm/G3GjXogTNhelooKbRcyIgRtasMz3gW5YEgRLkcKVU6GQEEVcFwsfoDOsGwvHmvtV/1nAdviJ/GEzajvlbusJaxHGx3qShtcKQ=", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "KU4PR06MB8434", "Received-SPF": "pass client-ip=2a01:111:f403:c406::3;\n envelope-from=jamin_lin@aspeedtech.com;\n helo=OS8PR02CU002.outbound.protection.outlook.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,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001,\n 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 <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "EHCI supports 64-bit control data structure addressing when the\n64-bit Addressing Capability bit in HCCPARAMS is set. In that mode,\nthe CTRLDSSEGMENT register provides the upper 32 bits that are\nconcatenated with 32-bit link pointer values to form full 64-bit\ndescriptor addresses (EHCI 1.0, section 2.3.5 and Appendix B).\n\nsiTD link pointers are stored as 32-bit values and must be expanded\nto full 64-bit descriptor addresses when 64-bit mode is enabled.\nUpdate the siTD traversal path to use ehci_get_desc_addr() when\nfollowing link pointers.\n\nWhen 64-bit capability is disabled, descriptor addresses remain\n32-bit and existing behaviour is unchanged.\n\nSigned-off-by: Jamin Lin <jamin_lin@aspeedtech.com>\nReviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n hw/usb/hcd-ehci.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c\nindex 43a01a796f..dfeb8ef70f 100644\n--- a/hw/usb/hcd-ehci.c\n+++ b/hw/usb/hcd-ehci.c\n@@ -1792,7 +1792,7 @@ static int ehci_state_fetchsitd(EHCIState *ehci, int async)\n warn_report(\"Skipping active siTD\");\n }\n \n- ehci_set_fetch_addr(ehci, async, sitd.next);\n+ ehci_set_fetch_addr(ehci, async, ehci_get_desc_addr(ehci, sitd.next));\n ehci_set_state(ehci, async, EST_FETCHENTRY);\n return 1;\n }\n", "prefixes": [ "v4", "13/17" ] }