From owner-svn-src-stable-12@freebsd.org Tue Dec 1 12:32:36 2020 Return-Path: Delivered-To: svn-src-stable-12@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 42EFA4A7F3D; Tue, 1 Dec 2020 12:32:36 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4ClhM81Qnlz3h0c; Tue, 1 Dec 2020 12:32:36 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 23EE015D92; Tue, 1 Dec 2020 12:32:36 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 0B1CWagE035455; Tue, 1 Dec 2020 12:32:36 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 0B1CWaZa035454; Tue, 1 Dec 2020 12:32:36 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <202012011232.0B1CWaZa035454@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Tue, 1 Dec 2020 12:32:36 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r368209 - stable/12/sys/dev/usb/controller X-SVN-Group: stable-12 X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: stable/12/sys/dev/usb/controller X-SVN-Commit-Revision: 368209 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable-12@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: SVN commit messages for only the 12-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Dec 2020 12:32:36 -0000 Author: hselasky Date: Tue Dec 1 12:32:35 2020 New Revision: 368209 URL: https://svnweb.freebsd.org/changeset/base/368209 Log: MFC r367614: When doing a USB alternate setting on an USB interface we need to re-configure the XHCI endpoint context. Differential Revision: https://reviews.freebsd.org/D27174 Sponsored by: Mellanox Technologies // NVIDIA Networking Modified: stable/12/sys/dev/usb/controller/xhci.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/usb/controller/xhci.c ============================================================================== --- stable/12/sys/dev/usb/controller/xhci.c Tue Dec 1 10:39:42 2020 (r368208) +++ stable/12/sys/dev/usb/controller/xhci.c Tue Dec 1 12:32:35 2020 (r368209) @@ -4049,6 +4049,9 @@ xhci_ep_init(struct usb_device *udev, struct usb_endpo struct usb_endpoint *ep) { struct xhci_endpoint_ext *pepext; + struct xhci_softc *sc; + uint8_t index; + uint8_t epno; DPRINTFN(2, "endpoint=%p, addr=%d, endpt=%d, mode=%d\n", ep, udev->address, edesc->bEndpointAddress, udev->flags.usb_mode); @@ -4065,6 +4068,18 @@ xhci_ep_init(struct usb_device *udev, struct usb_endpo USB_BUS_LOCK(udev->bus); pepext->trb_halted = 1; pepext->trb_running = 0; + + /* + * When doing an alternate setting, except for control + * endpoints, we need to re-configure the XHCI endpoint + * context: + */ + if ((edesc->bEndpointAddress & UE_ADDR) != 0) { + sc = XHCI_BUS2SC(udev->bus); + index = udev->controller_slot_id; + epno = XHCI_EPNO2EPID(edesc->bEndpointAddress); + sc->sc_hw.devs[index].ep_configured &= ~(1U << epno); + } USB_BUS_UNLOCK(udev->bus); }