From patchwork Sun Sep 25 08:59:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Wang X-Patchwork-Id: 16067 X-Patchwork-Delegate: bruce.richardson@intel.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 8B6386CC7; Sun, 25 Sep 2016 11:00:59 +0200 (CEST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 71BB26CB4 for ; Sun, 25 Sep 2016 11:00:52 +0200 (CEST) Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga103.jf.intel.com with ESMTP; 25 Sep 2016 02:00:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.30,392,1470726000"; d="scan'208";a="13460072" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by orsmga004.jf.intel.com with ESMTP; 25 Sep 2016 02:00:51 -0700 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id u8P90mpx013527; Sun, 25 Sep 2016 17:00:48 +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 u8P90jkG005979; Sun, 25 Sep 2016 17:00:47 +0800 Received: (from xiaowan1@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id u8P90jaH005975; Sun, 25 Sep 2016 17:00:45 +0800 From: Xiao Wang To: wenzhuo.lu@intel.com Cc: dev@dpdk.org, ferruh.yigit@intel.com, Xiao Wang Date: Sun, 25 Sep 2016 16:59:44 +0800 Message-Id: <1474794017-5896-8-git-send-email-xiao.w.wang@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1474794017-5896-1-git-send-email-xiao.w.wang@intel.com> References: <1472312902-16963-2-git-send-email-xiao.w.wang@intel.com> <1474794017-5896-1-git-send-email-xiao.w.wang@intel.com> Subject: [dpdk-dev] [PATCH v2 07/40] net/ixgbe/base: separate PHY probe code 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" Move the PHY probe code into a separate function so that it can be reused. A subsequent patch will use it for configurations that provide the PHY address explicitly. Signed-off-by: Xiao Wang --- drivers/net/ixgbe/base/ixgbe_phy.c | 58 +++++++++++++++++++++++--------------- 1 file changed, 35 insertions(+), 23 deletions(-) diff --git a/drivers/net/ixgbe/base/ixgbe_phy.c b/drivers/net/ixgbe/base/ixgbe_phy.c index ed1b14f..297a335 100644 --- a/drivers/net/ixgbe/base/ixgbe_phy.c +++ b/drivers/net/ixgbe/base/ixgbe_phy.c @@ -283,6 +283,39 @@ s32 ixgbe_init_phy_ops_generic(struct ixgbe_hw *hw) } /** + * ixgbe_probe_phy - Probe a single address for a PHY + * @hw: pointer to hardware structure + * @phy_addr: PHY address to probe + * + * Returns true if PHY found + */ +static bool ixgbe_probe_phy(struct ixgbe_hw *hw, u16 phy_addr) +{ + u16 ext_ability = 0; + + if (!ixgbe_validate_phy_addr(hw, phy_addr)) + return false; + + if (ixgbe_get_phy_id(hw)) + return false; + + hw->phy.type = ixgbe_get_phy_type_from_id(hw->phy.id); + + if (hw->phy.type == ixgbe_phy_unknown) { + hw->phy.ops.read_reg(hw, IXGBE_MDIO_PHY_EXT_ABILITY, + IXGBE_MDIO_PMA_PMD_DEV_TYPE, &ext_ability); + if (ext_ability & + (IXGBE_MDIO_PHY_10GBASET_ABILITY | + IXGBE_MDIO_PHY_1000BASET_ABILITY)) + hw->phy.type = ixgbe_phy_cu_unknown; + else + hw->phy.type = ixgbe_phy_generic; + } + + return true; +} + +/** * ixgbe_identify_phy_generic - Get physical layer module * @hw: pointer to hardware structure * @@ -291,8 +324,7 @@ s32 ixgbe_init_phy_ops_generic(struct ixgbe_hw *hw) s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw) { s32 status = IXGBE_ERR_PHY_ADDR_INVALID; - u32 phy_addr; - u16 ext_ability = 0; + u16 phy_addr; DEBUGFUNC("ixgbe_identify_phy_generic"); @@ -305,27 +337,7 @@ s32 ixgbe_identify_phy_generic(struct ixgbe_hw *hw) if (hw->phy.type == ixgbe_phy_unknown) { for (phy_addr = 0; phy_addr < IXGBE_MAX_PHY_ADDR; phy_addr++) { - if (ixgbe_validate_phy_addr(hw, phy_addr)) { - hw->phy.addr = phy_addr; - ixgbe_get_phy_id(hw); - hw->phy.type = - ixgbe_get_phy_type_from_id(hw->phy.id); - - if (hw->phy.type == ixgbe_phy_unknown) { - hw->phy.ops.read_reg(hw, - IXGBE_MDIO_PHY_EXT_ABILITY, - IXGBE_MDIO_PMA_PMD_DEV_TYPE, - &ext_ability); - if (ext_ability & - (IXGBE_MDIO_PHY_10GBASET_ABILITY | - IXGBE_MDIO_PHY_1000BASET_ABILITY)) - hw->phy.type = - ixgbe_phy_cu_unknown; - else - hw->phy.type = - ixgbe_phy_generic; - } - + if (ixgbe_probe_phy(hw, phy_addr)) { status = IXGBE_SUCCESS; break; }