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GET /api/patches/814930/?format=api
{ "id": 814930, "url": "http://patchwork.ozlabs.org/api/patches/814930/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/1505742050-5697-9-git-send-email-bmeng.cn@gmail.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1505742050-5697-9-git-send-email-bmeng.cn@gmail.com>", "list_archive_url": null, "date": "2017-09-18T13:40:44", "name": "[U-Boot,08/14] usb: xhci: Fix max packet size for full speed device endpoint 0", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "0db7d6d59987a77fb3ff5aed2c810dda00174f44", "submitter": { "id": 64981, "url": "http://patchwork.ozlabs.org/api/people/64981/?format=api", "name": "Bin Meng", "email": "bmeng.cn@gmail.com" }, "delegate": { "id": 1699, "url": "http://patchwork.ozlabs.org/api/users/1699/?format=api", "username": "marex", "first_name": "Marek", "last_name": "Vasut", "email": "marek.vasut@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/1505742050-5697-9-git-send-email-bmeng.cn@gmail.com/mbox/", "series": [ { "id": 3647, "url": "http://patchwork.ozlabs.org/api/series/3647/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=3647", "date": "2017-09-18T13:40:36", "name": "usb: xhci: Add interrupt transfer support and full speed device support", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/3647/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/814930/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/814930/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.denx.de\n\t(client-ip=81.169.180.215; helo=lists.denx.de;\n\tenvelope-from=u-boot-bounces@lists.denx.de;\n\treceiver=<UNKNOWN>)", "ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"UbY1w3/X\"; dkim-atps=neutral" ], "Received": [ "from lists.denx.de (dione.denx.de [81.169.180.215])\n\tby ozlabs.org (Postfix) with ESMTP id 3xwnJW5dYcz9s4s\n\tfor <incoming@patchwork.ozlabs.org>;\n\tMon, 18 Sep 2017 23:43:07 +1000 (AEST)", "by lists.denx.de (Postfix, from userid 105)\n\tid 857BFC21F68; Mon, 18 Sep 2017 13:39:04 +0000 (UTC)", "from lists.denx.de (localhost [IPv6:::1])\n\tby lists.denx.de (Postfix) with ESMTP id 48DDBC21F39;\n\tMon, 18 Sep 2017 13:37:18 +0000 (UTC)", "by lists.denx.de (Postfix, from userid 105)\n\tid 34E65C21F5B; Mon, 18 Sep 2017 13:36:44 +0000 (UTC)", "from mail-it0-f68.google.com (mail-it0-f68.google.com\n\t[209.85.214.68])\n\tby lists.denx.de (Postfix) with ESMTPS id 91435C21E68\n\tfor <u-boot@lists.denx.de>; Mon, 18 Sep 2017 13:36:40 +0000 (UTC)", "by mail-it0-f68.google.com with SMTP id g18so552724itg.0\n\tfor <u-boot@lists.denx.de>; Mon, 18 Sep 2017 06:36:40 -0700 (PDT)", "from ala-d2121-lx1.wrs.com (unknown-156-139.windriver.com.\n\t[147.11.156.139]) by smtp.gmail.com with ESMTPSA id\n\t193sm2528740ion.83.2017.09.18.06.36.37\n\t(version=TLS1_1 cipher=ECDHE-RSA-AES128-SHA bits=128/128);\n\tMon, 18 Sep 2017 06:36:38 -0700 (PDT)" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.0 (2014-02-07) on lists.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-0.0 required=5.0 tests=FREEMAIL_FROM,\n\tRCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL,\n\tT_DKIM_INVALID\n\tautolearn=unavailable autolearn_force=no version=3.4.0", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references;\n\tbh=9CCdmG+kV8a6oXde/KZXoOAlq2vUZMtfqsg0qiE7erI=;\n\tb=UbY1w3/XS/i6wy21fl5d8m6Iur0KM63U66Im+5P6YkuLETRmFDNDiiGFcnaRju5NVY\n\t1ApYq03YMyTCj2oGo0oN/LAsNVFfKGaKcEV+dD4C48UmvNNjpq/+lASRB+WU19iLWJZP\n\tuJduXgKAtla30PjXVoKGcJacmv1d+xDU3klYMV3RlEIAXyS+xQ6JSlE+5ZIzbtBS0Uan\n\t1l9VehAfoekh+XJDFyzjiFNP6iX1CrsTQh+N3ft+hoYjpn4CsOSf0i4jnDtbgzbW9GBm\n\t1SGj9Djpf3BccZsdEEfZLxvTjNad1jQbT6AkYot2khXPeu2kUrYqwoQencQNeI1KI6qH\n\tB2LQ==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references;\n\tbh=9CCdmG+kV8a6oXde/KZXoOAlq2vUZMtfqsg0qiE7erI=;\n\tb=NloCsBn9gq3ETV/w5FyMI5I/cM74GUpLGDi5M+NLmpXhhMjsFWVj2b28F5W6ZmW3n9\n\tauXdPVhjKJl4zJmAOnDmVMhgDGmJc+F+JTCvr+g24dGsVd7HsZH40WpqM0uxnPL81VXX\n\tgFLm6/i/yIFjpYtaDdmRfcQpcF3t+gxi8Dz/OrTZ6w9GLCnXSHU0QnVgsAP9I61DppG4\n\t5WQz95SLhakHV5JGCrSJxJHn2aWmFY0tX/IKbwkro9l0qzLTX8WWrfCivMs6mYrwlue9\n\t49JyU4kSlugk+9lncUah5F22lYg/NknCG2nNcD+jdEkLkBegdfDZZJZq5QsLhZmWb56X\n\teBQA==", "X-Gm-Message-State": "AHPjjUiD0DKofbV/CXI/Dx0eY0Ot+D0w6EpDpa0TQyPf+jpIpVhFawrL\n\tfM1ZTiS/eGA9OdpoNwBWFY0=", "X-Google-Smtp-Source": "AOwi7QCe3F4o7SQPazh4K1myu3F7C2DXEKYFIUGCvF1gvnRUe3zL++asWYc+5eIVMjWkFG41dShPXg==", "X-Received": "by 10.36.39.197 with SMTP id g188mr698072ita.54.1505741799514;\n\tMon, 18 Sep 2017 06:36:39 -0700 (PDT)", "From": "Bin Meng <bmeng.cn@gmail.com>", "To": "Marek Vasut <marex@denx.de>, U-Boot Mailing List <u-boot@lists.denx.de>", "Date": "Mon, 18 Sep 2017 06:40:44 -0700", "Message-Id": "<1505742050-5697-9-git-send-email-bmeng.cn@gmail.com>", "X-Mailer": "git-send-email 1.7.9.5", "In-Reply-To": "<1505742050-5697-1-git-send-email-bmeng.cn@gmail.com>", "References": "<1505742050-5697-1-git-send-email-bmeng.cn@gmail.com>", "Cc": "Stefan Roese <sr@denx.de>", "Subject": "[U-Boot] [PATCH 08/14] usb: xhci: Fix max packet size for full\n\tspeed device endpoint 0", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.18", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<http://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>" }, "content": "In xhci_check_maxpacket(), the control endpoint 0 max packet size\nis wrongly taken from the interface's endpoint descriptor. However\nthe default endpoint 0 does not come with an endpoint descriptor\nhence is not included in the interface structure. Change to use\nepmaxpacketin[0] instead.\n\nThe other bug in this routine is that when setting max packet size\nto the xHC endpoint 0 context, it does not clear its previous value\nat all before programming a new one.\n\nSigned-off-by: Bin Meng <bmeng.cn@gmail.com>\n---\n\n drivers/usb/host/xhci.c | 8 +++-----\n 1 file changed, 3 insertions(+), 5 deletions(-)", "diff": "diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c\nindex 4b3d58d..ec82fa6 100644\n--- a/drivers/usb/host/xhci.c\n+++ b/drivers/usb/host/xhci.c\n@@ -546,16 +546,13 @@ int xhci_check_maxpacket(struct usb_device *udev)\n \tint max_packet_size;\n \tint hw_max_packet_size;\n \tint ret = 0;\n-\tstruct usb_interface *ifdesc;\n-\n-\tifdesc = &udev->config.if_desc[0];\n \n \tout_ctx = ctrl->devs[slot_id]->out_ctx;\n \txhci_inval_cache((uintptr_t)out_ctx->bytes, out_ctx->size);\n \n \tep_ctx = xhci_get_ep_ctx(ctrl, out_ctx, ep_index);\n \thw_max_packet_size = MAX_PACKET_DECODED(le32_to_cpu(ep_ctx->ep_info2));\n-\tmax_packet_size = usb_endpoint_maxp(&ifdesc->ep_desc[0]);\n+\tmax_packet_size = udev->epmaxpacketin[0];\n \tif (hw_max_packet_size != max_packet_size) {\n \t\tdebug(\"Max Packet Size for ep 0 changed.\\n\");\n \t\tdebug(\"Max packet size in usb_device = %d\\n\", max_packet_size);\n@@ -567,7 +564,8 @@ int xhci_check_maxpacket(struct usb_device *udev)\n \t\t\t\tctrl->devs[slot_id]->out_ctx, ep_index);\n \t\tin_ctx = ctrl->devs[slot_id]->in_ctx;\n \t\tep_ctx = xhci_get_ep_ctx(ctrl, in_ctx, ep_index);\n-\t\tep_ctx->ep_info2 &= cpu_to_le32(~MAX_PACKET_MASK);\n+\t\tep_ctx->ep_info2 &= cpu_to_le32(~((0xffff & MAX_PACKET_MASK)\n+\t\t\t\t\t\t<< MAX_PACKET_SHIFT));\n \t\tep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet_size));\n \n \t\t/*\n", "prefixes": [ "U-Boot", "08/14" ] }