From owner-svn-src-all@FreeBSD.ORG Wed Mar 25 11:01:04 2015 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 3E4C0F97; Wed, 25 Mar 2015 11:01:04 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 28223D48; Wed, 25 Mar 2015 11:01:04 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t2PB14xv002285; Wed, 25 Mar 2015 11:01:04 GMT (envelope-from arybchik@FreeBSD.org) Received: (from arybchik@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id t2PB14HT002284; Wed, 25 Mar 2015 11:01:04 GMT (envelope-from arybchik@FreeBSD.org) Message-Id: <201503251101.t2PB14HT002284@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: arybchik set sender to arybchik@FreeBSD.org using -f From: Andrew Rybchenko Date: Wed, 25 Mar 2015 11:01:04 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r280560 - stable/10/sys/dev/sfxge/common X-SVN-Group: stable-10 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: 2.1.18-1 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: Wed, 25 Mar 2015 11:01:04 -0000 Author: arybchik Date: Wed Mar 25 11:01:03 2015 New Revision: 280560 URL: https://svnweb.freebsd.org/changeset/base/280560 Log: MFC: 279096 sfxge: keep fw and driver view of autoneg parameters consistent Previously the driver's view was the expected outcome of any reconfiguration even if that reconfiguration failed. Submitted by: Ben Horgan Sponsored by: Solarflare Communications, Inc. Approved by: gnn (mentor) Modified: stable/10/sys/dev/sfxge/common/efx_phy.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/dev/sfxge/common/efx_phy.c ============================================================================== --- stable/10/sys/dev/sfxge/common/efx_phy.c Wed Mar 25 11:00:09 2015 (r280559) +++ stable/10/sys/dev/sfxge/common/efx_phy.c Wed Mar 25 11:01:03 2015 (r280560) @@ -427,6 +427,7 @@ efx_phy_adv_cap_set( { efx_port_t *epp = &(enp->en_port); efx_phy_ops_t *epop = epp->ep_epop; + uint32_t old_mask; int rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); @@ -440,6 +441,7 @@ efx_phy_adv_cap_set( if (epp->ep_adv_cap_mask == mask) goto done; + old_mask = epp->ep_adv_cap_mask; epp->ep_adv_cap_mask = mask; if ((rc = epop->epo_reconfigure(enp)) != 0) @@ -450,6 +452,17 @@ done: fail2: EFSYS_PROBE(fail2); + + epp->ep_adv_cap_mask = old_mask; + /* Reconfigure for robustness */ + if (epop->epo_reconfigure(enp) != 0) { + /* + * We may have an inconsistent view of our advertised speed + * capabilities. + */ + EFSYS_ASSERT(0); + } + fail1: EFSYS_PROBE1(fail1, int, rc);