Message-Id: <200608231057.58358.ossthema@de.ibm.com>
Date:	Wed, 23 Aug 2006 10:57:58 +0200
From:	Jan-Bernd Themann <ossthema@...ibm.com>
To:	netdev <netdev@...r.kernel.org>
Cc:	Christoph Raisch <raisch@...ibm.com>,
	"Jan-Bernd Themann" <themann@...ibm.com>,
	"linux-kernel" <linux-kernel@...r.kernel.org>,
	"linux-ppc" <linuxppc-dev@...abs.org>,
	Marcus Eder <meder@...ibm.com>,
	Thomas Klein <tklein@...ibm.com>
Subject: [2.6.19 PATCH 4/7] ehea: ethtool interface

Signed-off-by: Jan-Bernd Themann <themann@...ibm.com> 


 drivers/net/ehea/ehea_ethtool.c |  244 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 244 insertions(+)



--- linux-2.6.18-rc4-git1-orig/drivers/net/ehea/ehea_ethtool.c	1969-12-31 16:00:00.000000000 -0800
+++ kernel/drivers/net/ehea/ehea_ethtool.c	2006-08-23 02:01:00.363230269 -0700
@@ -0,0 +1,244 @@
+/*
+ *  linux/drivers/net/ehea/ehea_ethtool.c
+ *
+ *  eHEA ethernet device driver for IBM eServer System p
+ *
+ *  (C) Copyright IBM Corp. 2006
+ *
+ *  Authors:
+ *       Christoph Raisch <raisch@...ibm.com>
+ *       Jan-Bernd Themann <themann@...ibm.com>
+ *       Thomas Klein <tklein@...ibm.com>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "ehea.h"
+#include "ehea_phyp.h"
+
+
+static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+	u64 hret;
+	struct ehea_port *port = netdev_priv(dev);
+	struct ehea_adapter *adapter = port->adapter;
+	struct hcp_ehea_port_cb4 *cb4;
+
+	cb4 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	if (!cb4) {
+		ehea_error("no mem for cb4");
+		return -ENOMEM;
+	}
+
+	hret = ehea_h_query_ehea_port(adapter->handle, port->logical_port_id,
+				      H_PORT_CB4, H_PORT_CB4_ALL, cb4);
+	if (hret != H_SUCCESS) {
+		ehea_error("query_ehea_port failed");
+		kfree(cb4);
+		return -EIO;
+	}
+
+	if (netif_msg_hw(port))
+		ehea_dump(cb4, sizeof(*cb4), "netdev_get_settings");
+
+	if (netif_carrier_ok(dev)) {
+		switch(cb4->port_speed){
+		case H_PORT_SPEED_10M_H:
+			cmd->speed = SPEED_10;
+			cmd->duplex = DUPLEX_HALF;
+			break;
+		case H_PORT_SPEED_10M_F:
+			cmd->speed = SPEED_10;
+			cmd->duplex = DUPLEX_FULL;
+			break;
+		case H_PORT_SPEED_100M_H:
+			cmd->speed = SPEED_100;
+			cmd->duplex = DUPLEX_HALF;
+			break;
+		case H_PORT_SPEED_100M_F:
+			cmd->speed = SPEED_100;
+			cmd->duplex = DUPLEX_FULL;
+			break;
+		case H_PORT_SPEED_1G_F:
+			cmd->speed = SPEED_1000;
+			cmd->duplex = DUPLEX_FULL;
+			break;
+		case H_PORT_SPEED_10G_F:
+			cmd->speed = SPEED_10000;
+			cmd->duplex = DUPLEX_FULL;
+			break;
+		}
+	} else {
+		cmd->speed = -1;
+		cmd->duplex = -1;
+	}
+
+	cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full
+		       | SUPPORTED_100baseT_Full |  SUPPORTED_100baseT_Half
+		       | SUPPORTED_10baseT_Full | SUPPORTED_10baseT_Half
+		       | SUPPORTED_Autoneg | SUPPORTED_FIBRE);
+
+	cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Autoneg
+			 | ADVERTISED_FIBRE);
+
+	cmd->port = PORT_FIBRE;
+	cmd->autoneg = AUTONEG_ENABLE;
+
+	kfree(cb4);
+	return 0;
+}
+
+static void netdev_get_drvinfo(struct net_device *dev,
+			       struct ethtool_drvinfo *info)
+{
+	strlcpy(info->driver, DRV_NAME, sizeof(info->driver) - 1);
+	strlcpy(info->version, DRV_VERSION, sizeof(info->version) - 1);
+}
+
+static u32 netdev_get_msglevel(struct net_device *dev)
+{
+	struct ehea_port *port = netdev_priv(dev);
+	return port->msg_enable;
+}
+
+static void netdev_set_msglevel(struct net_device *dev, u32 value)
+{
+	struct ehea_port *port = netdev_priv(dev);
+	port->msg_enable = value;
+}
+
+static char ehea_ethtool_stats_keys[][ETH_GSTRING_LEN] = {
+	{"poll_max_processed"},
+	{"queue_stopped"},
+	{"min_swqe_avail"},
+	{"poll_receive_err"},
+	{"pkt_send"},
+	{"pkt_xmit"},
+	{"send_tasklet"},
+	{"ehea_poll"},
+	{"nwqe"},
+	{"swqe_available_0"},
+	{"sig_comp_iv"},
+	{"rxo"},
+	{"rx64"},
+	{"rx65"},
+	{"rx128"},
+	{"rx256"},
+	{"rx512"},
+	{"rx1024"},
+	{"txo"},
+	{"tx64"},
+	{"tx65"},
+	{"tx128"},
+	{"tx256"},
+	{"tx512"},
+	{"tx1024"},
+};
+
+static void netdev_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+	if (stringset == ETH_SS_STATS) {
+		memcpy(data, &ehea_ethtool_stats_keys,
+		       sizeof(ehea_ethtool_stats_keys));
+	}
+}
+
+static int netdev_get_stats_count(struct net_device *dev)
+{
+	return ARRAY_SIZE(ehea_ethtool_stats_keys);
+}
+
+static void netdev_get_ethtool_stats(struct net_device *dev,
+				     struct ethtool_stats *stats, u64 *data)
+{
+	u64 hret;
+	int i;
+	struct ehea_port *port = netdev_priv(dev);
+	struct ehea_adapter *adapter = port->adapter;
+	struct ehea_port_res *pr = &port->port_res[0];
+	struct port_state *p_state = &pr->p_state;
+	struct hcp_ehea_port_cb6 *cb6;
+
+	for (i = 0; i < netdev_get_stats_count(dev); i++) 
+		data[i] = 0;
+
+	i = 0;
+
+	data[i++] = p_state->poll_max_processed;
+	data[i++] = p_state->queue_stopped;
+	data[i++] = p_state->min_swqe_avail;
+	data[i++] = p_state->poll_receive_errors;
+	data[i++] = p_state->pkt_send;
+	data[i++] = p_state->pkt_xmit;
+	data[i++] = p_state->send_tasklet;
+	data[i++] = p_state->ehea_poll;
+	data[i++] = p_state->nwqe;
+	data[i++] = atomic_read(&port->port_res[0].swqe_avail);
+	data[i++] = port->sig_comp_iv;
+
+	cb6 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	if (!cb6) {
+		ehea_error("no mem for cb6");
+		return;
+	}
+
+	hret = ehea_h_query_ehea_port(adapter->handle, port->logical_port_id,
+				      H_PORT_CB6, H_PORT_CB6_ALL, cb6);
+	if (netif_msg_hw(port))
+		ehea_dump(cb6, sizeof(*cb6), "netdev_get_ethtool_stats");
+
+	if (hret == H_SUCCESS) {
+		data[i++] = cb6->rxo;
+		data[i++] = cb6->rx64;
+		data[i++] = cb6->rx65;
+		data[i++] = cb6->rx128;
+		data[i++] = cb6->rx256;
+		data[i++] = cb6->rx512;
+		data[i++] = cb6->rx1024;
+		data[i++] = cb6->txo;
+		data[i++] = cb6->tx64;
+		data[i++] = cb6->tx65;
+		data[i++] = cb6->tx128;
+		data[i++] = cb6->tx256;
+		data[i++] = cb6->tx512;
+		data[i++] = cb6->tx1024;
+	} else
+		ehea_error("query_ehea_port failed");
+
+	kfree(cb6);
+}
+
+struct ethtool_ops ehea_ethtool_ops = {
+	.get_settings = netdev_get_settings,
+	.get_drvinfo = netdev_get_drvinfo,
+	.get_msglevel = netdev_get_msglevel,
+	.set_msglevel = netdev_set_msglevel,
+	.get_link = ethtool_op_get_link,
+	.get_tx_csum = ethtool_op_get_tx_csum,
+	.set_tx_csum = ethtool_op_set_tx_csum,
+	.get_sg = ethtool_op_get_sg,
+	.set_sg = ethtool_op_set_sg,
+	.get_tso = ethtool_op_get_tso,
+	.set_tso = ethtool_op_set_tso,
+	.get_strings = netdev_get_strings,
+	.get_stats_count = netdev_get_stats_count,
+	.get_ethtool_stats = netdev_get_ethtool_stats,
+};
+
+void ehea_set_ethtool_ops(struct net_device *netdev)
+{
+	SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops);
+}
-
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