From patchwork Mon Jul 27 08:42:36 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Wang X-Patchwork-Id: 6615 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id D7A50C568; Mon, 27 Jul 2015 10:43:21 +0200 (CEST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 9F4A4C52E for ; Mon, 27 Jul 2015 10:43:18 +0200 (CEST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP; 27 Jul 2015 01:43:17 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,552,1432623600"; d="scan'208";a="771737705" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by orsmga002.jf.intel.com with ESMTP; 27 Jul 2015 01:43:16 -0700 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t6R8hE1u023363; Mon, 27 Jul 2015 16:43:14 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t6R8hAH4031136; Mon, 27 Jul 2015 16:43:12 +0800 Received: (from xiaowan1@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t6R8hA9D031132; Mon, 27 Jul 2015 16:43:10 +0800 From: Wang Xiao W To: dev@dpdk.org Date: Mon, 27 Jul 2015 16:42:36 +0800 Message-Id: <1437986559-31016-13-git-send-email-xiao.w.wang@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1437986559-31016-1-git-send-email-xiao.w.wang@intel.com> References: <1437986559-31016-1-git-send-email-xiao.w.wang@intel.com> Cc: Wang Xiao W Subject: [dpdk-dev] [PATCH 13/16] fm10k: 1558 DIR_NEGATIVE bit is actually DIR_POSITIVE X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The SYSTIME_CFG.Adjust field has a Direction bit to indicate whether the adjustment is positive or negative. However, we incorrectly read the documentation and the direction bit should be set 1 when positive, not when negative. Signed-off-by: Wang Xiao W --- drivers/net/fm10k/base/fm10k_pf.c | 4 ++-- drivers/net/fm10k/base/fm10k_type.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/fm10k/base/fm10k_pf.c b/drivers/net/fm10k/base/fm10k_pf.c index eb1adc9..86283fa 100644 --- a/drivers/net/fm10k/base/fm10k_pf.c +++ b/drivers/net/fm10k/base/fm10k_pf.c @@ -1927,8 +1927,8 @@ STATIC s32 fm10k_adjust_systime_pf(struct fm10k_hw *hw, s32 ppb) if (systime_adjust > FM10K_SW_SYSTIME_ADJUST_MASK) return FM10K_ERR_PARAM; - if (ppb < 0) - systime_adjust |= FM10K_SW_SYSTIME_ADJUST_DIR_NEGATIVE; + if (ppb > 0) + systime_adjust |= FM10K_SW_SYSTIME_ADJUST_DIR_POSITIVE; FM10K_WRITE_SW_REG(hw, FM10K_SW_SYSTIME_ADJUST, (u32)systime_adjust); diff --git a/drivers/net/fm10k/base/fm10k_type.h b/drivers/net/fm10k/base/fm10k_type.h index a0e5f79..7966a03 100644 --- a/drivers/net/fm10k/base/fm10k_type.h +++ b/drivers/net/fm10k/base/fm10k_type.h @@ -486,7 +486,7 @@ struct fm10k_hw; #define FM10K_SW_SYSTIME_CFG_ADJUST_MASK 0xFF000000 #define FM10K_SW_SYSTIME_ADJUST 0x0224D #define FM10K_SW_SYSTIME_ADJUST_MASK 0x3FFFFFFF -#define FM10K_SW_SYSTIME_ADJUST_DIR_NEGATIVE 0x80000000 +#define FM10K_SW_SYSTIME_ADJUST_DIR_POSITIVE 0x80000000 #define FM10K_SW_SYSTIME_PULSE(_n) ((_n) + 0x02252) #ifndef ETH_ALEN