From owner-svn-src-all@freebsd.org Tue Nov 19 02:03:11 2019 Return-Path: Delivered-To: svn-src-all@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 651B2178322; Tue, 19 Nov 2019 02:03:11 +0000 (UTC) (envelope-from mav@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) server-signature RSA-PSS (4096 bits) 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 47H8HM1yKsz3MF5; Tue, 19 Nov 2019 02:03:11 +0000 (UTC) (envelope-from mav@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 27FA23271; Tue, 19 Nov 2019 02:03:11 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id xAJ23Bbf015978; Tue, 19 Nov 2019 02:03:11 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id xAJ23Bmf015977; Tue, 19 Nov 2019 02:03:11 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201911190203.xAJ23Bmf015977@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Tue, 19 Nov 2019 02:03:11 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r354840 - head/sys/dev/ntb/ntb_hw X-SVN-Group: head X-SVN-Commit-Author: mav X-SVN-Commit-Paths: head/sys/dev/ntb/ntb_hw X-SVN-Commit-Revision: 354840 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 Nov 2019 02:03:11 -0000 Author: mav Date: Tue Nov 19 02:03:10 2019 New Revision: 354840 URL: https://svnweb.freebsd.org/changeset/base/354840 Log: Call bus_dma_dmar_set_buswide(9) added in r354830. PLX NTB sends translated DMA requests not only from itsels, but from all slots and functions of its bus. By default DMAR blocks those additional. MFC after: 1 week Sponsored by: iXsystems, Inc. Modified: head/sys/dev/ntb/ntb_hw/ntb_hw_plx.c Modified: head/sys/dev/ntb/ntb_hw/ntb_hw_plx.c ============================================================================== --- head/sys/dev/ntb/ntb_hw/ntb_hw_plx.c Tue Nov 19 02:00:13 2019 (r354839) +++ head/sys/dev/ntb/ntb_hw/ntb_hw_plx.c Tue Nov 19 02:03:10 2019 (r354840) @@ -339,6 +339,12 @@ ntb_plx_attach(device_t dev) return (ENXIO); } + /* + * The device occupies whole bus. In translated TLP slot field + * keeps LUT index (original bus/slot), function is passed through. + */ + bus_dma_dmar_set_buswide(dev); + /* Identify chip port we are connected to. */ val = bus_read_4(sc->conf_res, 0x360); sc->port = (val >> ((sc->ntx == 0) ? 8 : 16)) & 0x1f;