Patch Detail
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patch:
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put:
Update a patch.
GET /api/patches/2232240/?format=api
{ "id": 2232240, "url": "http://patchwork.ozlabs.org/api/patches/2232240/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260504025342.1452605-8-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": "<20260504025342.1452605-8-jamin_lin@aspeedtech.com>", "list_archive_url": null, "date": "2026-05-04T02:53:51", "name": "[v6,07/11] 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/20260504025342.1452605-8-jamin_lin@aspeedtech.com/mbox/", "series": [ { "id": 502603, "url": "http://patchwork.ozlabs.org/api/series/502603/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=502603", "date": "2026-05-04T02:53:55", "name": "hw/usb/ehci: Add 64-bit descriptor addressing support", "version": 6, "mbox": "http://patchwork.ozlabs.org/series/502603/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2232240/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2232240/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=NFicj1yc;\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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Sun, 03 May 2026 22:54:00 -0400", "from TYPPR06MB8206.apcprd06.prod.outlook.com (2603:1096:405:383::19)\n by SEYPR06MB5111.apcprd06.prod.outlook.com (2603:1096:101:57::13)\n with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9870.25; Mon, 4 May\n 2026 02:53:51 +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%2]) with mapi id 15.20.9870.023; Mon, 4 May 2026\n 02:53:51 +0000" ], "ARC-Seal": "i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;\n b=r1M0wPEoMCcnlW4LYACTj/LLXW1CtpB3JSEB/+VJuc67+mXyjJinuuRyd8zjrkES2EZWBMQ/ctHyjG585r/LXBJK9w9Kmrgw1eILeh8BgdmnsZQA1njiXIgShnBRQ6x2PytLVAkLS3ZKTsAFig7jQhMFtd1vYyG2c3FrYtJNX4ZBZecTe39iDgAOmGNyvfA/Sue+nzwfVfJtNTCqCeHB97m5YnMXWZOIY6A21ArHddG5r5TmEIafXj+QNMksvOzmlss7CLwz5lQxmsymDKtG/bna7I3eQ3wZsoOb9oebvrB3oAhwZ0kpPibMPQgFdi0lWs2nk6/3Lwj2KXDUCK3Wtg==", "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 YaeL04Cb0P24ncaG+tEJk6UtfO+38HLK+1LvJZXCE/N4urxNTvXcLKX3vWmTi1qCTZ+Qi1k5aYDbOxzDvM9c0yhzbeSMlMdEND1oA5iI32JanqY/EbqzMie7rwDKtMYdbsfss9Bhe5CJFVtTsfPZ4zJ/LOoNiizd5+nH2Qhp1Qa5sSM2B7pMgQtq2g35OAgzwV92O2z/lu9VSG/KtjXSbAiNhiFYBTLUA1HBJUS+iJg5Eh5mSVoGFWv9meSVHkB9qPaN6PXqgzXPEzkuZlXVgNrLQcPhh5fw/cnIKDSSF724/EfnpGQYQrN/treDAZLVxxVLPgZ8RaMYcqEiMfrg7Q==", "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 0db081a1-21eb-4185-882d-08dea9885f45", "X-MS-Exchange-CrossTenant-originalarrivaltime": "04 May 2026 02:53:51.1616 (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 u9c/+Hw3CCtmtfwwZQuumrC8uGpljGwdH7qP4LVpJUniEEWeZ0mtioERf2YS+DBXIJSZrRO4ThfrZkhXqbISCTlp4pgvY1ROyd9sdOs0asI=", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "SEYPR06MB5111", "Received-SPF": "pass client-ip=2a01:111:f403:c405::5;\n envelope-from=jamin_lin@aspeedtech.com;\n helo=TYPPR03CU001.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,\n SPF_HELO_PASS=-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 611882ba1d..b1c7bfd90c 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": [ "v6", "07/11" ] }