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GET /api/1.1/patches/2228017/?format=api
{ "id": 2228017, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2228017/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260424192543.22614-7-philmd@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/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": "" }, "msgid": "<20260424192543.22614-7-philmd@linaro.org>", "date": "2026-04-24T19:25:38", "name": "[PULL,v4,50/62] hw/usb/hcd-ehci: Remove unused EHCIfstn structure and dead code", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "81b1b56ec07fff1abd622c0930d3d764361a0cac", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/1.1/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260424192543.22614-7-philmd@linaro.org/mbox/", "series": [ { "id": 501401, "url": "http://patchwork.ozlabs.org/api/1.1/series/501401/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501401", "date": "2026-04-24T19:25:34", "name": null, "version": 4, "mbox": "http://patchwork.ozlabs.org/series/501401/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2228017/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2228017/checks/", "tags": {}, "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=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=cgRtGdV/;\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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charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::32c;\n envelope-from=philmd@linaro.org; helo=mail-wm1-x32c.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,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, 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": "From: Jamin Lin <jamin_lin@aspeedtech.com>\n\nThe EHCIfstn structure, defined according to EHCI spec section 3.7,\nis currently unused in the EHCI implementation. Remove it to reduce\nunused code and improve maintainability.\n\nAdditionally, drop a block of disabled (#if 0) code in\nehci_state_advqueue() that was never implemented. This code path\nis incomplete and has no functional impact.\n\nNo functional change.\n\nSigned-off-by: Jamin Lin <jamin_lin@aspeedtech.com>\nReviewed-by: Cédric Le Goater <clg@redhat.com>\nMessage-ID: <20260424080508.53992-3-jamin_lin@aspeedtech.com>\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n hw/usb/hcd-ehci.h | 7 -------\n hw/usb/hcd-ehci.c | 6 ------\n 2 files changed, 13 deletions(-)", "diff": "diff --git a/hw/usb/hcd-ehci.h b/hw/usb/hcd-ehci.h\nindex 0ae8c06331a..3aec0e047c9 100644\n--- a/hw/usb/hcd-ehci.h\n+++ b/hw/usb/hcd-ehci.h\n@@ -202,13 +202,6 @@ typedef struct EHCIqh {\n #define BUFPTR_SBYTES_SH 5\n } EHCIqh;\n \n-/* EHCI spec version 1.0 Section 3.7\n- */\n-typedef struct EHCIfstn {\n- uint32_t next; /* Standard next link pointer */\n- uint32_t backptr; /* Standard next link pointer */\n-} EHCIfstn;\n-\n enum async_state {\n EHCI_ASYNC_NONE = 0,\n EHCI_ASYNC_INITIALIZED,\ndiff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c\nindex 57f930b0998..23167bf96f3 100644\n--- a/hw/usb/hcd-ehci.c\n+++ b/hw/usb/hcd-ehci.c\n@@ -1756,16 +1756,10 @@ static int ehci_state_fetchsitd(EHCIState *ehci, int async)\n /* Section 4.10.2 - paragraph 3 */\n static int ehci_state_advqueue(EHCIQueue *q)\n {\n-#if 0\n /* TO-DO: 4.10.2 - paragraph 2\n * if I-bit is set to 1 and QH is not active\n * go to horizontal QH\n */\n- if (I-bit set) {\n- ehci_set_state(ehci, async, EST_HORIZONTALQH);\n- goto out;\n- }\n-#endif\n \n /*\n * want data and alt-next qTD is valid\n", "prefixes": [ "PULL", "v4", "50/62" ] }