From patchwork Mon Sep 11 21:21:36 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Tantilov, Emil S" X-Patchwork-Id: 812641 X-Patchwork-Delegate: jeffrey.t.kirsher@intel.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=osuosl.org (client-ip=140.211.166.137; helo=fraxinus.osuosl.org; envelope-from=intel-wired-lan-bounces@osuosl.org; receiver=) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xrgpC0Tpzz9s7M for ; Tue, 12 Sep 2017 07:21:06 +1000 (AEST) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 0AF738662F; Mon, 11 Sep 2017 21:21:05 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id kPU8-yF1CQWO; Mon, 11 Sep 2017 21:21:03 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by fraxinus.osuosl.org (Postfix) with ESMTP id 4266D86C95; Mon, 11 Sep 2017 21:21:03 +0000 (UTC) X-Original-To: intel-wired-lan@lists.osuosl.org Delivered-To: intel-wired-lan@lists.osuosl.org Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by ash.osuosl.org (Postfix) with ESMTP id 1E1DC1C1599 for ; Mon, 11 Sep 2017 21:21:02 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 18DC388A49 for ; Mon, 11 Sep 2017 21:21:02 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id bvERTbRPpBOu for ; Mon, 11 Sep 2017 21:21:01 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by hemlock.osuosl.org (Postfix) with ESMTPS id 6544A887A7 for ; Mon, 11 Sep 2017 21:21:01 +0000 (UTC) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Sep 2017 14:20:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.42,379,1500966000"; d="scan'208"; a="1217434217" Received: from estantil-desk3.jf.intel.com (HELO localhost6.localdomain6) ([134.134.177.78]) by fmsmga002.fm.intel.com with ESMTP; 11 Sep 2017 14:20:45 -0700 From: Emil Tantilov To: intel-wired-lan@lists.osuosl.org Date: Mon, 11 Sep 2017 14:21:36 -0700 Message-ID: <20170911212136.27262.78426.stgit@localhost6.localdomain6> In-Reply-To: <20170911212131.27262.52988.stgit@localhost6.localdomain6> References: <20170911212131.27262.52988.stgit@localhost6.localdomain6> User-Agent: StGit/0.17.1-17-ge4e0 MIME-Version: 1.0 Subject: [Intel-wired-lan] [PATCH 2/2] ixgbe: fix the FWSM.PT check in ixgbe_mng_present() X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" Bits other than FWSM.PT can be set in IXGBE_SWFW_MODE_MASK making the previous check invalid. Change the check for MNG present to be only based on FWSM.PT bit. Signed-off-by: Emil Tantilov Tested-by: Andrew Bowers --- drivers/net/ethernet/intel/ixgbe/ixgbe_common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index 041940c..4e5c92d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -4100,8 +4100,8 @@ bool ixgbe_mng_present(struct ixgbe_hw *hw) return false; fwsm = IXGBE_READ_REG(hw, IXGBE_FWSM(hw)); - fwsm &= IXGBE_FWSM_MODE_MASK; - return fwsm == IXGBE_FWSM_FW_MODE_PT; + + return !!(fwsm & IXGBE_FWSM_FW_MODE_PT); } /**