From patchwork Wed Mar 22 09:24:54 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jingjing Wu X-Patchwork-Id: 22064 X-Patchwork-Delegate: ferruh.yigit@amd.com 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 C685769D4; Wed, 22 Mar 2017 10:27:55 +0100 (CET) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id 713252C38 for ; Wed, 22 Mar 2017 10:27:40 +0100 (CET) Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga105.fm.intel.com with ESMTP; 22 Mar 2017 02:27:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.36,204,1486454400"; d="scan'208";a="69639821" Received: from dpdk2.sh.intel.com ([10.239.128.246]) by orsmga004.jf.intel.com with ESMTP; 22 Mar 2017 02:27:39 -0700 From: Jingjing Wu To: dev@dpdk.org Cc: jingjing.wu@intel.com, helin.zhang@intel.com, beilei.xing@intel.com Date: Wed, 22 Mar 2017 17:24:54 +0800 Message-Id: <1490174699-147026-3-git-send-email-jingjing.wu@intel.com> X-Mailer: git-send-email 2.4.11 In-Reply-To: <1490174699-147026-1-git-send-email-jingjing.wu@intel.com> References: <1490174699-147026-1-git-send-email-jingjing.wu@intel.com> Subject: [dpdk-dev] [PATCH 2/7] net/i40e/base: control register read/write on X722 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The X722 doesn't support the AQ command to read/write the control register so enable it to bypass the check and use the direct read/write method. Signed-off-by: Jingjing Wu --- drivers/net/i40e/base/i40e_common.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/net/i40e/base/i40e_common.c b/drivers/net/i40e/base/i40e_common.c index b8d8165..cabf7d5 100644 --- a/drivers/net/i40e/base/i40e_common.c +++ b/drivers/net/i40e/base/i40e_common.c @@ -6634,7 +6634,9 @@ u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr) int retry = 5; u32 val = 0; - use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5); + use_register = (((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver < 5)) || + (hw->mac.type == I40E_MAC_X722)); if (!use_register) { do_retry: status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL); @@ -6693,7 +6695,9 @@ void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val) bool use_register; int retry = 5; - use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5); + use_register = (((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver < 5)) || + (hw->mac.type == I40E_MAC_X722)); if (!use_register) { do_retry: status = i40e_aq_rx_ctl_write_register(hw, reg_addr,