From patchwork Wed Dec 12 06:59:57 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wenzhuo Lu X-Patchwork-Id: 48689 X-Patchwork-Delegate: qi.z.zhang@intel.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id DF24E1B478; Wed, 12 Dec 2018 07:56:05 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id A9FA41B443 for ; Wed, 12 Dec 2018 07:55:57 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Dec 2018 22:55:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,343,1539673200"; d="scan'208";a="100865903" Received: from dpdk26.sh.intel.com ([10.67.110.164]) by orsmga008.jf.intel.com with ESMTP; 11 Dec 2018 22:55:56 -0800 From: Wenzhuo Lu To: dev@dpdk.org Cc: Wenzhuo Lu , Wei Zhao Date: Wed, 12 Dec 2018 14:59:57 +0800 Message-Id: <1544598004-27099-28-git-send-email-wenzhuo.lu@intel.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1544598004-27099-1-git-send-email-wenzhuo.lu@intel.com> References: <1542956179-80951-1-git-send-email-wenzhuo.lu@intel.com> <1544598004-27099-1-git-send-email-wenzhuo.lu@intel.com> Subject: [dpdk-dev] [PATCH v3 27/34] net/ice: support EEPROM information getting 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" Add below ops, get_eeprom_length get_eeprom Signed-off-by: Wei Zhao Signed-off-by: Wenzhuo Lu --- drivers/net/ice/ice_ethdev.c | 45 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c index aae2c5e..98b17bc 100644 --- a/drivers/net/ice/ice_ethdev.c +++ b/drivers/net/ice/ice_ethdev.c @@ -56,6 +56,9 @@ static int ice_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size); static int ice_vlan_pvid_set(struct rte_eth_dev *dev, uint16_t pvid, int on); +static int ice_get_eeprom_length(struct rte_eth_dev *dev); +static int ice_get_eeprom(struct rte_eth_dev *dev, + struct rte_dev_eeprom_info *eeprom); static const struct rte_pci_id pci_id_ice_map[] = { { RTE_PCI_DEVICE(ICE_INTEL_VENDOR_ID, ICE_DEV_ID_E810C_BACKPLANE) }, @@ -96,6 +99,8 @@ static int ice_vlan_pvid_set(struct rte_eth_dev *dev, .rx_queue_intr_disable = ice_rx_queue_intr_disable, .fw_version_get = ice_fw_version_get, .vlan_pvid_set = ice_vlan_pvid_set, + .get_eeprom_length = ice_get_eeprom_length, + .get_eeprom = ice_get_eeprom, }; static void @@ -2639,3 +2644,43 @@ static int ice_rx_queue_intr_disable(struct rte_eth_dev *dev, return 0; } + +static int +ice_get_eeprom_length(struct rte_eth_dev *dev) +{ + struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + /* Convert word count to byte count */ + return hw->nvm.sr_words << 1; +} + +static int +ice_get_eeprom(struct rte_eth_dev *dev, + struct rte_dev_eeprom_info *eeprom) +{ + struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint16_t *data = eeprom->data; + uint16_t offset, length, i; + enum ice_status ret_code = ICE_SUCCESS; + + offset = eeprom->offset >> 1; + length = eeprom->length >> 1; + + if (offset > hw->nvm.sr_words || + offset + length > hw->nvm.sr_words) { + PMD_DRV_LOG(ERR, "Requested EEPROM bytes out of range."); + return -EINVAL; + } + + eeprom->magic = hw->vendor_id | (hw->device_id << 16); + + for (i = 0; i < length; i++) { + ret_code = ice_read_sr_word(hw, offset + i, &data[i]); + if (ret_code != ICE_SUCCESS) { + PMD_DRV_LOG(ERR, "EEPROM read failed."); + return -EIO; + } + } + + return 0; +}