From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <zijie.pan@6wind.com>
Received: from mail-wm0-f66.google.com (mail-wm0-f66.google.com [74.125.82.66])
 by dpdk.org (Postfix) with ESMTP id 52AA72C01
 for <dev@dpdk.org>; Mon, 12 Mar 2018 05:17:58 +0100 (CET)
Received: by mail-wm0-f66.google.com with SMTP id x7so13452413wmc.0
 for <dev@dpdk.org>; Sun, 11 Mar 2018 21:17:58 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=6wind-com.20150623.gappssmtp.com; s=20150623;
 h=from:to:subject:date:message-id:in-reply-to:references;
 bh=2S1aT0aRIuLfOKcMw8nie6etQSYA5ElFoAC6qxlVfxQ=;
 b=xtQ/WOQFFt6EoFWPdFREhV7GTOm8DdC+8i6M+wixXkqEDKp8xxXtxVaHLeF0qB8+ih
 r97BAAhpaxKMJ48ytnoPyvlYSf31cA8kTVONfHK1KrF5gj5e4qDSgxrjm6S4WuBmhoDw
 rHpsUferqDoj7IYVOc6VwDgUifoy6on8N27l1x8MUZz1w9g3m5z+c3YP2hTtgdIPvWyD
 Iyzyx740TxmqKbZ7kuLA3jZXXpOk044nEiyy8U+HIQhbI5txrDsMIBPcY71zUM8g1FyV
 zZwsc/ja42/+XNq7OWMZvM2yr99jRzTLXqL09cFs8VbiyJ2XBkI/VJJkhM7UwhgFsdhC
 beVg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=1e100.net; s=20161025;
 h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to
 :references;
 bh=2S1aT0aRIuLfOKcMw8nie6etQSYA5ElFoAC6qxlVfxQ=;
 b=Gm2E4TVLENvgPBHNsW2Onw95AcS0xYBV5C8tcet4VP18aD6HNm+glgA0quBfXp49PM
 l89s10G/bur4LpjaM9bIkwR1UMMjlKFLnoOrXENSgw257I2WnpfqZuWigb+DTm8pg619
 FUKxCcX/vZpa9B4W30RWPalURNlVmT6wrnusfa4PK9CbBlhz62fQ89QeoR6EV4dB5/uK
 hVmNpviZY6Hk5Z0380N+KC/1FwtCfbHLmDVgSMQgkqC6nJEg7VAdB6kNuNRs2OYco4yJ
 OAgFt/weuTRJCHCge0hJ7bEqTawSMfgceL83ng31q49K7BkmLDbM7jQz5J2Lzp5c1GHq
 XBJw==
X-Gm-Message-State: AElRT7ED6pMk/y7eZ/l8Xjct6aNiaJ3b249NemPpsy7oKr7e5EMD02QI
 PVEItaQERf8XWxDsRtXt+m/9FNlW
X-Google-Smtp-Source: AG47ELtHqqgLX6h6pvjIaP0+DD0jDvSPwXb5oZd3iG29R8tR5Gj0Tk2nhrn8JUx0GRFXUPF13t/+2Q==
X-Received: by 10.28.192.24 with SMTP id q24mr4345653wmf.91.1520828277895;
 Sun, 11 Mar 2018 21:17:57 -0700 (PDT)
Received: from cougar.6wind.com (host.78.145.23.62.rev.coltfrance.com.
 [62.23.145.78])
 by smtp.gmail.com with ESMTPSA id t91sm13113866wrc.21.2018.03.11.21.17.57
 for <dev@dpdk.org>
 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);
 Sun, 11 Mar 2018 21:17:57 -0700 (PDT)
From: Zijie Pan <zijie.pan@6wind.com>
To: dev@dpdk.org
Date: Mon, 12 Mar 2018 05:17:21 +0100
Message-Id: <1520828243-25191-4-git-send-email-zijie.pan@6wind.com>
X-Mailer: git-send-email 1.7.10.4
In-Reply-To: <1520828243-25191-1-git-send-email-zijie.pan@6wind.com>
References: <1520828243-25191-1-git-send-email-zijie.pan@6wind.com>
X-Mailman-Approved-At: Tue, 13 Mar 2018 13:55:53 +0100
Subject: [dpdk-dev] [PATCH 3/5] net/ixgbe: add module EEPROM callbacks for
	ixgbe
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://dpdk.org/ml/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Mon, 12 Mar 2018 04:17:58 -0000

Add new callbacks for eth_dev_ops of ixgbe to get the information
and data of plugin module eeprom.

Signed-off-by: Zijie Pan <zijie.pan@6wind.com>
---
 drivers/net/ixgbe/ixgbe_ethdev.c |   76 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 4483258..22a2270 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -328,6 +328,11 @@ static int ixgbe_get_eeprom(struct rte_eth_dev *dev,
 static int ixgbe_set_eeprom(struct rte_eth_dev *dev,
 				struct rte_dev_eeprom_info *eeprom);
 
+static int ixgbe_get_module_info(struct rte_eth_dev *dev,
+				 struct rte_dev_module_info *modinfo);
+static int ixgbe_get_module_eeprom(struct rte_eth_dev *dev,
+				   struct rte_dev_eeprom_info *info);
+
 static int ixgbevf_get_reg_length(struct rte_eth_dev *dev);
 static int ixgbevf_get_regs(struct rte_eth_dev *dev,
 				struct rte_dev_reg_info *regs);
@@ -565,6 +570,8 @@ static int ixgbe_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
 	.get_eeprom_length    = ixgbe_get_eeprom_length,
 	.get_eeprom           = ixgbe_get_eeprom,
 	.set_eeprom           = ixgbe_set_eeprom,
+	.get_module_info      = ixgbe_get_module_info,
+	.get_module_eeprom    = ixgbe_get_module_eeprom,
 	.get_dcb_info         = ixgbe_dev_get_dcb_info,
 	.timesync_adjust_time = ixgbe_timesync_adjust_time,
 	.timesync_read_time   = ixgbe_timesync_read_time,
@@ -7166,6 +7173,75 @@ static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on)
 	return eeprom->ops.write_buffer(hw,  first, length, data);
 }
 
+static int
+ixgbe_get_module_info(struct rte_eth_dev *dev,
+		      struct rte_dev_module_info *modinfo)
+{
+	struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+	uint32_t status;
+	uint8_t sff8472_rev, addr_mode;
+	bool page_swap = false;
+
+	/* Check whether we support SFF-8472 or not */
+	status = hw->phy.ops.read_i2c_eeprom(hw,
+					     IXGBE_SFF_SFF_8472_COMP,
+					     &sff8472_rev);
+	if (status != 0)
+		return -EIO;
+
+	/* addressing mode is not supported */
+	status = hw->phy.ops.read_i2c_eeprom(hw,
+					     IXGBE_SFF_SFF_8472_SWAP,
+					     &addr_mode);
+	if (status != 0)
+		return -EIO;
+
+	if (addr_mode & IXGBE_SFF_ADDRESSING_MODE) {
+		PMD_DRV_LOG(ERR, "Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.");
+		page_swap = true;
+	}
+
+	if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap) {
+		/* We have a SFP, but it does not support SFF-8472 */
+		modinfo->type = ETH_MODULE_SFF_8079;
+		modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
+	} else {
+		/* We have a SFP which supports a revision of SFF-8472. */
+		modinfo->type = ETH_MODULE_SFF_8472;
+		modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
+	}
+
+	return 0;
+}
+
+static int
+ixgbe_get_module_eeprom(struct rte_eth_dev *dev,
+			struct rte_dev_eeprom_info *info)
+{
+	struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+	uint32_t status = IXGBE_ERR_PHY_ADDR_INVALID;
+	uint8_t databyte = 0xFF;
+	uint8_t *data = info->data;
+	uint32_t i = 0;
+
+	if (info->length == 0)
+		return -EINVAL;
+
+	for (i = info->offset; i < info->offset + info->length; i++) {
+		if (i < ETH_MODULE_SFF_8079_LEN)
+			status = hw->phy.ops.read_i2c_eeprom(hw, i, &databyte);
+		else
+			status = hw->phy.ops.read_i2c_sff8472(hw, i, &databyte);
+
+		if (status != 0)
+			return -EIO;
+
+		data[i - info->offset] = databyte;
+	}
+
+	return 0;
+}
+
 uint16_t
 ixgbe_reta_size_get(enum ixgbe_mac_type mac_type) {
 	switch (mac_type) {
-- 
1.7.10.4