[net-next-2.6.git] / drivers / net / ehea / ehea_ethtool.c

/*
 *  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@de.ibm.com>
 *       Jan-Bernd Themann <themann@de.ibm.com>
 *       Thomas Klein <tklein@de.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 ehea_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
	struct ehea_port *port = netdev_priv(dev);
	int ret;

	ret = ehea_sense_port_attr(port);

	if (ret)
		return ret;

	if (netif_carrier_ok(dev)) {
		switch (port->port_speed) {
		case EHEA_SPEED_10M: cmd->speed = SPEED_10; break;
		case EHEA_SPEED_100M: cmd->speed = SPEED_100; break;
		case EHEA_SPEED_1G: cmd->speed = SPEED_1000; break;
		case EHEA_SPEED_10G: cmd->speed = SPEED_10000; break;
		}
		cmd->duplex = port->full_duplex == 1 ?
						     DUPLEX_FULL : DUPLEX_HALF;
	} 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 = port->autoneg == 1 ? AUTONEG_ENABLE : AUTONEG_DISABLE;

	return 0;
}

static int ehea_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
	struct ehea_port *port = netdev_priv(dev);
	int ret = 0;
	u32 sp;

	if (cmd->autoneg == AUTONEG_ENABLE) {
		sp = EHEA_SPEED_AUTONEG;
		goto doit;
	}

	switch (cmd->speed) {
	case SPEED_10:
		if (cmd->duplex == DUPLEX_FULL)
			sp = H_SPEED_10M_F;
		else
			sp = H_SPEED_10M_H;
		break;

	case SPEED_100:
		if (cmd->duplex == DUPLEX_FULL)
			sp = H_SPEED_100M_F;
		else
			sp = H_SPEED_100M_H;
		break;

	case SPEED_1000:
		if (cmd->duplex == DUPLEX_FULL)
			sp = H_SPEED_1G_F;
		else
			ret = -EINVAL;
		break;

	case SPEED_10000:
		if (cmd->duplex == DUPLEX_FULL)
			sp = H_SPEED_10G_F;
		else
			ret = -EINVAL;
		break;

	default:
			ret = -EINVAL;
		break;
	}

	if (ret)
		goto out;
doit:
	ret = ehea_set_portspeed(port, sp);

	if (!ret)
		ehea_info("%s: Port speed successfully set: %dMbps "
			  "%s Duplex",
			  port->netdev->name, port->port_speed,
			  port->full_duplex == 1 ? "Full" : "Half");
out:
	return ret;
}

static int ehea_nway_reset(struct net_device *dev)
{
	struct ehea_port *port = netdev_priv(dev);
	int ret;

	ret = ehea_set_portspeed(port, EHEA_SPEED_AUTONEG);

	if (!ret)
		ehea_info("%s: Port speed successfully set: %dMbps "
			  "%s Duplex",
			  port->netdev->name, port->port_speed,
			  port->full_duplex == 1 ? "Full" : "Half");
	return ret;
}

static void ehea_get_drvinfo(struct net_device *dev,
			       struct ethtool_drvinfo *info)
{
	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
}

static u32 ehea_get_msglevel(struct net_device *dev)
{
	struct ehea_port *port = netdev_priv(dev);
	return port->msg_enable;
}

static void ehea_set_msglevel(struct net_device *dev, u32 value)
{
	struct ehea_port *port = netdev_priv(dev);
	port->msg_enable = value;
}

static u32 ehea_get_rx_csum(struct net_device *dev)
{
	return 1;
}

static char ehea_ethtool_stats_keys[][ETH_GSTRING_LEN] = {
	{"sig_comp_iv"},
	{"swqe_refill_th"},
	{"port resets"},
	{"Receive errors"},
	{"TCP cksum errors"},
	{"IP cksum errors"},
	{"Frame cksum errors"},
	{"num SQ stopped"},
	{"SQ stopped"},
	{"PR0 free_swqes"},
	{"PR1 free_swqes"},
	{"PR2 free_swqes"},
	{"PR3 free_swqes"},
	{"PR4 free_swqes"},
	{"PR5 free_swqes"},
	{"PR6 free_swqes"},
	{"PR7 free_swqes"},
	{"LRO aggregated"},
	{"LRO flushed"},
	{"LRO no_desc"},
};

static void ehea_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 ehea_get_sset_count(struct net_device *dev, int sset)
{
	switch (sset) {
	case ETH_SS_STATS:
		return ARRAY_SIZE(ehea_ethtool_stats_keys);
	default:
		return -EOPNOTSUPP;
	}
}

static void ehea_get_ethtool_stats(struct net_device *dev,
				     struct ethtool_stats *stats, u64 *data)
{
	int i, k, tmp;
	struct ehea_port *port = netdev_priv(dev);

	for (i = 0; i < ehea_get_sset_count(dev, ETH_SS_STATS); i++)
		data[i] = 0;
	i = 0;

	data[i++] = port->sig_comp_iv;
	data[i++] = port->port_res[0].swqe_refill_th;
	data[i++] = port->resets;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp += port->port_res[k].p_stats.poll_receive_errors;
	data[i++] = tmp;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp += port->port_res[k].p_stats.err_tcp_cksum;
	data[i++] = tmp;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp += port->port_res[k].p_stats.err_ip_cksum;
	data[i++] = tmp;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp += port->port_res[k].p_stats.err_frame_crc;
	data[i++] = tmp;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp += port->port_res[k].p_stats.queue_stopped;
	data[i++] = tmp;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp |= port->port_res[k].queue_stopped;
	data[i++] = tmp;

	for (k = 0; k < 8; k++)
		data[i++] = atomic_read(&port->port_res[k].swqe_avail);

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp |= port->port_res[k].lro_mgr.stats.aggregated;
	data[i++] = tmp;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp |= port->port_res[k].lro_mgr.stats.flushed;
	data[i++] = tmp;

	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
		tmp |= port->port_res[k].lro_mgr.stats.no_desc;
	data[i++] = tmp;

}

const struct ethtool_ops ehea_ethtool_ops = {
	.get_settings = ehea_get_settings,
	.get_drvinfo = ehea_get_drvinfo,
	.get_msglevel = ehea_get_msglevel,
	.set_msglevel = ehea_set_msglevel,
	.get_link = ethtool_op_get_link,
	.set_tso = ethtool_op_set_tso,
	.get_strings = ehea_get_strings,
	.get_sset_count = ehea_get_sset_count,
	.get_ethtool_stats = ehea_get_ethtool_stats,
	.get_rx_csum = ehea_get_rx_csum,
	.set_settings = ehea_set_settings,
	.nway_reset = ehea_nway_reset,		/* Restart autonegotiation */
};

void ehea_set_ethtool_ops(struct net_device *netdev)
{
	SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops);
}
Commit	Line	Data
7a291083 JBT	1	/*
	2	* linux/drivers/net/ehea/ehea_ethtool.c
	3	*
	4	* eHEA ethernet device driver for IBM eServer System p
	5	*
	6	* (C) Copyright IBM Corp. 2006
	7	*
	8	* Authors:
	9	* Christoph Raisch <raisch@de.ibm.com>
	10	* Jan-Bernd Themann <themann@de.ibm.com>
	11	* Thomas Klein <tklein@de.ibm.com>
	12	*
	13	*
	14	* This program is free software; you can redistribute it and/or modify
	15	* it under the terms of the GNU General Public License as published by
	16	* the Free Software Foundation; either version 2, or (at your option)
	17	* any later version.
	18	*
	19	* This program is distributed in the hope that it will be useful,
	20	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	21	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	22	* GNU General Public License for more details.
	23	*
	24	* You should have received a copy of the GNU General Public License
	25	* along with this program; if not, write to the Free Software
	26	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	27	*/
	28
	29	#include "ehea.h"
	30	#include "ehea_phyp.h"
	31
	32	static int ehea_get_settings(struct net_device dev, struct ethtool_cmd cmd)
	33	{
	34	struct ehea_port *port = netdev_priv(dev);
	35	int ret;
	36
	37	ret = ehea_sense_port_attr(port);
	38
	39	if (ret)
	40	return ret;
	41
	42	if (netif_carrier_ok(dev)) {
13da93d4	43	switch (port->port_speed) {
7a291083 JBT	44	case EHEA_SPEED_10M: cmd->speed = SPEED_10; break;
	45	case EHEA_SPEED_100M: cmd->speed = SPEED_100; break;
	46	case EHEA_SPEED_1G: cmd->speed = SPEED_1000; break;
	47	case EHEA_SPEED_10G: cmd->speed = SPEED_10000; break;
	48	}
	49	cmd->duplex = port->full_duplex == 1 ?
	50	DUPLEX_FULL : DUPLEX_HALF;
	51	} else {
	52	cmd->speed = -1;
	53	cmd->duplex = -1;
	54	}
	55
	56	cmd->supported = (SUPPORTED_10000baseT_Full \| SUPPORTED_1000baseT_Full
	57	\| SUPPORTED_100baseT_Full \| SUPPORTED_100baseT_Half
	58	\| SUPPORTED_10baseT_Full \| SUPPORTED_10baseT_Half
	59	\| SUPPORTED_Autoneg \| SUPPORTED_FIBRE);
	60
	61	cmd->advertising = (ADVERTISED_10000baseT_Full \| ADVERTISED_Autoneg
	62	\| ADVERTISED_FIBRE);
	63
	64	cmd->port = PORT_FIBRE;
	65	cmd->autoneg = port->autoneg == 1 ? AUTONEG_ENABLE : AUTONEG_DISABLE;
	66
	67	return 0;
	68	}
	69
	70	static int ehea_set_settings(struct net_device dev, struct ethtool_cmd cmd)
	71	{
	72	struct ehea_port *port = netdev_priv(dev);
	73	int ret = 0;
	74	u32 sp;
	75
	76	if (cmd->autoneg == AUTONEG_ENABLE) {
	77	sp = EHEA_SPEED_AUTONEG;
	78	goto doit;
	79	}
	80
13da93d4	81	switch (cmd->speed) {
7a291083 JBT	82	case SPEED_10:
	83	if (cmd->duplex == DUPLEX_FULL)
	84	sp = H_SPEED_10M_F;
	85	else
	86	sp = H_SPEED_10M_H;
	87	break;
	88
	89	case SPEED_100:
	90	if (cmd->duplex == DUPLEX_FULL)
	91	sp = H_SPEED_100M_F;
	92	else
	93	sp = H_SPEED_100M_H;
	94	break;
	95
	96	case SPEED_1000:
	97	if (cmd->duplex == DUPLEX_FULL)
	98	sp = H_SPEED_1G_F;
	99	else
	100	ret = -EINVAL;
	101	break;
	102
	103	case SPEED_10000:
	104	if (cmd->duplex == DUPLEX_FULL)
	105	sp = H_SPEED_10G_F;
	106	else
	107	ret = -EINVAL;
	108	break;
	109
	110	default:
	111	ret = -EINVAL;
	112	break;
	113	}
	114
	115	if (ret)
	116	goto out;
	117	doit:
	118	ret = ehea_set_portspeed(port, sp);
	119
	120	if (!ret)
af901ca1	121	ehea_info("%s: Port speed successfully set: %dMbps "
7a291083 JBT	122	"%s Duplex",
	123	port->netdev->name, port->port_speed,
	124	port->full_duplex == 1 ? "Full" : "Half");
	125	out:
	126	return ret;
	127	}
	128
	129	static int ehea_nway_reset(struct net_device *dev)
	130	{
	131	struct ehea_port *port = netdev_priv(dev);
	132	int ret;
	133
	134	ret = ehea_set_portspeed(port, EHEA_SPEED_AUTONEG);
	135
	136	if (!ret)
af901ca1	137	ehea_info("%s: Port speed successfully set: %dMbps "
7a291083 JBT	138	"%s Duplex",
	139	port->netdev->name, port->port_speed,
	140	port->full_duplex == 1 ? "Full" : "Half");
	141	return ret;
	142	}
	143
	144	static void ehea_get_drvinfo(struct net_device *dev,
	145	struct ethtool_drvinfo *info)
	146	{
4eccccb3 JD	147	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
4eccccb3 JD	148	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
7a291083 JBT	149	}
	150
	151	static u32 ehea_get_msglevel(struct net_device *dev)
	152	{
	153	struct ehea_port *port = netdev_priv(dev);
	154	return port->msg_enable;
	155	}
	156
	157	static void ehea_set_msglevel(struct net_device *dev, u32 value)
	158	{
	159	struct ehea_port *port = netdev_priv(dev);
	160	port->msg_enable = value;
	161	}
	162
	163	static u32 ehea_get_rx_csum(struct net_device *dev)
	164	{
	165	return 1;
	166	}
	167
	168	static char ehea_ethtool_stats_keys[][ETH_GSTRING_LEN] = {
7a291083 JBT	169	{"sig_comp_iv"},
	170	{"swqe_refill_th"},
	171	{"port resets"},
acbddb59 JBT	172	{"Receive errors"},
	173	{"TCP cksum errors"},
	174	{"IP cksum errors"},
	175	{"Frame cksum errors"},
	176	{"num SQ stopped"},
	177	{"SQ stopped"},
	178	{"PR0 free_swqes"},
	179	{"PR1 free_swqes"},
	180	{"PR2 free_swqes"},
	181	{"PR3 free_swqes"},
	182	{"PR4 free_swqes"},
	183	{"PR5 free_swqes"},
	184	{"PR6 free_swqes"},
	185	{"PR7 free_swqes"},
d4dc4ec9 JBT	186	{"LRO aggregated"},
	187	{"LRO flushed"},
	188	{"LRO no_desc"},
7a291083 JBT	189	};
	190
	191	static void ehea_get_strings(struct net_device dev, u32 stringset, u8 data)
	192	{
	193	if (stringset == ETH_SS_STATS) {
	194	memcpy(data, &ehea_ethtool_stats_keys,
	195	sizeof(ehea_ethtool_stats_keys));
	196	}
	197	}
	198
b9f2c044	199	static int ehea_get_sset_count(struct net_device *dev, int sset)
7a291083	200	{
b9f2c044 JG	201	switch (sset) {
	202	case ETH_SS_STATS:
	203	return ARRAY_SIZE(ehea_ethtool_stats_keys);
	204	default:
	205	return -EOPNOTSUPP;
	206	}
7a291083 JBT	207	}
	208
	209	static void ehea_get_ethtool_stats(struct net_device *dev,
	210	struct ethtool_stats stats, u64 data)
	211	{
acbddb59	212	int i, k, tmp;
7a291083	213	struct ehea_port *port = netdev_priv(dev);
7a291083	214
b9f2c044	215	for (i = 0; i < ehea_get_sset_count(dev, ETH_SS_STATS); i++)
7a291083	216	data[i] = 0;
7a291083 JBT	217	i = 0;
7a291083 JBT	218
7a291083 JBT	219	data[i++] = port->sig_comp_iv;
	220	data[i++] = port->port_res[0].swqe_refill_th;
	221	data[i++] = port->resets;
	222
acbddb59 JBT	223	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	224	tmp += port->port_res[k].p_stats.poll_receive_errors;
	225	data[i++] = tmp;
	226
	227	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	228	tmp += port->port_res[k].p_stats.err_tcp_cksum;
	229	data[i++] = tmp;
	230
	231	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	232	tmp += port->port_res[k].p_stats.err_ip_cksum;
	233	data[i++] = tmp;
	234
	235	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	236	tmp += port->port_res[k].p_stats.err_frame_crc;
	237	data[i++] = tmp;
	238
	239	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	240	tmp += port->port_res[k].p_stats.queue_stopped;
	241	data[i++] = tmp;
	242
	243	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	244	tmp \|= port->port_res[k].queue_stopped;
	245	data[i++] = tmp;
	246
	247	for (k = 0; k < 8; k++)
	248	data[i++] = atomic_read(&port->port_res[k].swqe_avail);
7a291083	249
d4dc4ec9 JBT	250	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	251	tmp \|= port->port_res[k].lro_mgr.stats.aggregated;
	252	data[i++] = tmp;
	253
	254	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	255	tmp \|= port->port_res[k].lro_mgr.stats.flushed;
	256	data[i++] = tmp;
	257
	258	for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++)
	259	tmp \|= port->port_res[k].lro_mgr.stats.no_desc;
	260	data[i++] = tmp;
	261
7a291083 JBT	262	}
7a291083 JBT	263
7282d491	264	const struct ethtool_ops ehea_ethtool_ops = {
7a291083 JBT	265	.get_settings = ehea_get_settings,
	266	.get_drvinfo = ehea_get_drvinfo,
	267	.get_msglevel = ehea_get_msglevel,
	268	.set_msglevel = ehea_set_msglevel,
	269	.get_link = ethtool_op_get_link,
7a291083 JBT	270	.set_tso = ethtool_op_set_tso,
7a291083 JBT	271	.get_strings = ehea_get_strings,
b9f2c044	272	.get_sset_count = ehea_get_sset_count,
7a291083 JBT	273	.get_ethtool_stats = ehea_get_ethtool_stats,
	274	.get_rx_csum = ehea_get_rx_csum,
	275	.set_settings = ehea_set_settings,
	276	.nway_reset = ehea_nway_reset, /* Restart autonegotiation */
	277	};
	278
	279	void ehea_set_ethtool_ops(struct net_device *netdev)
	280	{
	281	SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops);
	282	}