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qeth: Accurate ethtool output 

For OSA devices that support the QUERY_CARD_INFO command, supply
accurate data based on the card type, port mode and link speed
via the 'ethtool' interface.

Signed-off-by: Eugene Crosser <Eugene.Crosser@ru.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eugene Crosser 2013-12-16 09:44:52 +01:00 committed by David S. Miller
parent d239ae339e
commit 02d5cb5bb2
3 changed files with 185 additions and 49 deletions
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8
drivers/s390/net/qeth_core.h
View File

@ -738,6 +738,12 @@ struct qeth_rx {
int qdio_err;
};
struct carrier_info {
__u8 card_type;
__u16 port_mode;
__u32 port_speed;
};
#define QETH_NAPI_WEIGHT NAPI_POLL_WEIGHT
struct qeth_card {
@ -914,6 +920,8 @@ struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *);
int qeth_mdio_read(struct net_device *, int, int);
int qeth_snmp_command(struct qeth_card *, char __user *);
int qeth_query_oat_command(struct qeth_card *, char __user *);
int qeth_query_card_info(struct qeth_card *card,
struct carrier_info *carrier_info);
int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *,
int (*reply_cb)(struct qeth_card *, struct qeth_reply*, unsigned long),
void *reply_param);

198
drivers/s390/net/qeth_core_main.c
View File

@ -4602,6 +4602,42 @@ out:
}
EXPORT_SYMBOL_GPL(qeth_query_oat_command);
int qeth_query_card_info_cb(struct qeth_card *card,
struct qeth_reply *reply, unsigned long data)
{
struct qeth_ipa_cmd *cmd;
struct qeth_query_card_info *card_info;
struct carrier_info *carrier_info;
QETH_CARD_TEXT(card, 2, "qcrdincb");
carrier_info = (struct carrier_info *)reply->param;
cmd = (struct qeth_ipa_cmd *)data;
card_info = &cmd->data.setadapterparms.data.card_info;
if (cmd->data.setadapterparms.hdr.return_code == 0) {
carrier_info->card_type = card_info->card_type;
carrier_info->port_mode = card_info->port_mode;
carrier_info->port_speed = card_info->port_speed;
}
qeth_default_setadapterparms_cb(card, reply, (unsigned long) cmd);
return 0;
}
int qeth_query_card_info(struct qeth_card *card,
struct carrier_info *carrier_info)
{
struct qeth_cmd_buffer *iob;
QETH_CARD_TEXT(card, 2, "qcrdinfo");
if (!qeth_adp_supported(card, IPA_SETADP_QUERY_CARD_INFO))
return -EOPNOTSUPP;
iob = qeth_get_adapter_cmd(card, IPA_SETADP_QUERY_CARD_INFO,
sizeof(struct qeth_ipacmd_setadpparms_hdr));
return qeth_send_ipa_cmd(card, iob, qeth_query_card_info_cb,
(void *)carrier_info);
}
EXPORT_SYMBOL_GPL(qeth_query_card_info);
static inline int qeth_get_qdio_q_format(struct qeth_card *card)
{
switch (card->info.type) {
@ -5606,11 +5642,65 @@ void qeth_core_get_drvinfo(struct net_device *dev,
}
EXPORT_SYMBOL_GPL(qeth_core_get_drvinfo);
/* Helper function to fill 'advertizing' and 'supported' which are the same. */
/* Autoneg and full-duplex are supported and advertized uncondionally. */
/* Always advertize and support all speeds up to specified, and only one */
/* specified port type. */
static void qeth_set_ecmd_adv_sup(struct ethtool_cmd *ecmd,
int maxspeed, int porttype)
{
int port_sup, port_adv, spd_sup, spd_adv;
switch (porttype) {
case PORT_TP:
port_sup = SUPPORTED_TP;
port_adv = ADVERTISED_TP;
break;
case PORT_FIBRE:
port_sup = SUPPORTED_FIBRE;
port_adv = ADVERTISED_FIBRE;
break;
default:
port_sup = SUPPORTED_TP;
port_adv = ADVERTISED_TP;
WARN_ON_ONCE(1);
}
/* "Fallthrough" case'es ordered from high to low result in setting */
/* flags cumulatively, starting from the specified speed and down to */
/* the lowest possible. */
spd_sup = 0;
spd_adv = 0;
switch (maxspeed) {
case SPEED_10000:
spd_sup |= SUPPORTED_10000baseT_Full;
spd_adv |= ADVERTISED_10000baseT_Full;
case SPEED_1000:
spd_sup |= SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full;
spd_adv |= ADVERTISED_1000baseT_Half |
ADVERTISED_1000baseT_Full;
case SPEED_100:
spd_sup |= SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full;
spd_adv |= ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full;
case SPEED_10:
spd_sup |= SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full;
spd_adv |= ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full;
break;
default:
spd_sup = SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full;
spd_adv = ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full;
WARN_ON_ONCE(1);
}
ecmd->advertising = ADVERTISED_Autoneg | port_adv | spd_adv;
ecmd->supported = SUPPORTED_Autoneg | port_sup | spd_sup;
}
int qeth_core_ethtool_get_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd)
{
struct qeth_card *card = netdev->ml_priv;
enum qeth_link_types link_type;
struct carrier_info carrier_info;
if ((card->info.type == QETH_CARD_TYPE_IQD) || (card->info.guestlan))
link_type = QETH_LINK_TYPE_10GBIT_ETH;
@ -5618,80 +5708,92 @@ int qeth_core_ethtool_get_settings(struct net_device *netdev,
link_type = card->info.link_type;
ecmd->transceiver = XCVR_INTERNAL;
ecmd->supported = SUPPORTED_Autoneg;
ecmd->advertising = ADVERTISED_Autoneg;
ecmd->duplex = DUPLEX_FULL;
ecmd->autoneg = AUTONEG_ENABLE;
switch (link_type) {
case QETH_LINK_TYPE_FAST_ETH:
case QETH_LINK_TYPE_LANE_ETH100:
ecmd->supported |= SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_TP;
ecmd->advertising |= ADVERTISED_10baseT_Half |
ADVERTISED_10baseT_Full |
ADVERTISED_100baseT_Half |
ADVERTISED_100baseT_Full |
ADVERTISED_TP;
qeth_set_ecmd_adv_sup(ecmd, SPEED_100, PORT_TP);
ecmd->speed = SPEED_100;
ecmd->port = PORT_TP;
break;
case QETH_LINK_TYPE_GBIT_ETH:
case QETH_LINK_TYPE_LANE_ETH1000:
ecmd->supported |= SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_1000baseT_Half |
SUPPORTED_1000baseT_Full |
SUPPORTED_FIBRE;
ecmd->advertising |= ADVERTISED_10baseT_Half |
ADVERTISED_10baseT_Full |
ADVERTISED_100baseT_Half |
ADVERTISED_100baseT_Full |
ADVERTISED_1000baseT_Half |
ADVERTISED_1000baseT_Full |
ADVERTISED_FIBRE;
qeth_set_ecmd_adv_sup(ecmd, SPEED_1000, PORT_FIBRE);
ecmd->speed = SPEED_1000;
ecmd->port = PORT_FIBRE;
break;
case QETH_LINK_TYPE_10GBIT_ETH:
ecmd->supported |= SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_1000baseT_Half |
SUPPORTED_1000baseT_Full |
SUPPORTED_10000baseT_Full |
SUPPORTED_FIBRE;
ecmd->advertising |= ADVERTISED_10baseT_Half |
ADVERTISED_10baseT_Full |
ADVERTISED_100baseT_Half |
ADVERTISED_100baseT_Full |
ADVERTISED_1000baseT_Half |
ADVERTISED_1000baseT_Full |
ADVERTISED_10000baseT_Full |
ADVERTISED_FIBRE;
qeth_set_ecmd_adv_sup(ecmd, SPEED_10000, PORT_FIBRE);
ecmd->speed = SPEED_10000;
ecmd->port = PORT_FIBRE;
break;
default:
ecmd->supported |= SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_TP;
ecmd->advertising |= ADVERTISED_10baseT_Half |
ADVERTISED_10baseT_Full |
ADVERTISED_TP;
qeth_set_ecmd_adv_sup(ecmd, SPEED_10, PORT_TP);
ecmd->speed = SPEED_10;
ecmd->port = PORT_TP;
}
/* Check if we can obtain more accurate information. */
/* If QUERY_CARD_INFO command is not supported or fails, */
/* just return the heuristics that was filled above. */
if (qeth_query_card_info(card, &carrier_info) != 0)
return 0;
netdev_dbg(netdev,
"card info: card_type=0x%02x, port_mode=0x%04x, port_speed=0x%08x\n",
carrier_info.card_type,
carrier_info.port_mode,
carrier_info.port_speed);
/* Update attributes for which we've obtained more authoritative */
/* information, leave the rest the way they where filled above. */
switch (carrier_info.card_type) {
case CARD_INFO_TYPE_1G_COPPER_A:
case CARD_INFO_TYPE_1G_COPPER_B:
qeth_set_ecmd_adv_sup(ecmd, SPEED_1000, PORT_TP);
ecmd->port = PORT_TP;
break;
case CARD_INFO_TYPE_1G_FIBRE_A:
case CARD_INFO_TYPE_1G_FIBRE_B:
qeth_set_ecmd_adv_sup(ecmd, SPEED_1000, PORT_FIBRE);
ecmd->port = PORT_FIBRE;
break;
case CARD_INFO_TYPE_10G_FIBRE_A:
case CARD_INFO_TYPE_10G_FIBRE_B:
qeth_set_ecmd_adv_sup(ecmd, SPEED_10000, PORT_FIBRE);
ecmd->port = PORT_FIBRE;
break;
}
switch (carrier_info.port_mode) {
case CARD_INFO_PORTM_FULLDUPLEX:
ecmd->duplex = DUPLEX_FULL;
break;
case CARD_INFO_PORTM_HALFDUPLEX:
ecmd->duplex = DUPLEX_HALF;
break;
}
switch (carrier_info.port_speed) {
case CARD_INFO_PORTS_10M:
ecmd->speed = SPEED_10;
break;
case CARD_INFO_PORTS_100M:
ecmd->speed = SPEED_100;
break;
case CARD_INFO_PORTS_1G:
ecmd->speed = SPEED_1000;
break;
case CARD_INFO_PORTS_10G:
ecmd->speed = SPEED_10000;
break;
}
return 0;
}
EXPORT_SYMBOL_GPL(qeth_core_ethtool_get_settings);

28
drivers/s390/net/qeth_core_mpc.h
View File

@ -274,7 +274,24 @@ enum qeth_ipa_set_access_mode_rc {
SET_ACCESS_CTRL_RC_REFLREL_FAILED = 0x0024,
SET_ACCESS_CTRL_RC_REFLREL_DEACT_FAILED = 0x0028,
};
enum qeth_card_info_card_type {
CARD_INFO_TYPE_1G_COPPER_A = 0x61,
CARD_INFO_TYPE_1G_FIBRE_A = 0x71,
CARD_INFO_TYPE_10G_FIBRE_A = 0x91,
CARD_INFO_TYPE_1G_COPPER_B = 0xb1,
CARD_INFO_TYPE_1G_FIBRE_B = 0xa1,
CARD_INFO_TYPE_10G_FIBRE_B = 0xc1,
};
enum qeth_card_info_port_mode {
CARD_INFO_PORTM_HALFDUPLEX = 0x0002,
CARD_INFO_PORTM_FULLDUPLEX = 0x0003,
};
enum qeth_card_info_port_speed {
CARD_INFO_PORTS_10M = 0x00000005,
CARD_INFO_PORTS_100M = 0x00000006,
CARD_INFO_PORTS_1G = 0x00000007,
CARD_INFO_PORTS_10G = 0x00000008,
};
/* (SET)DELIP(M) IPA stuff ***************************************************/
struct qeth_ipacmd_setdelip4 {
@ -404,6 +421,14 @@ struct qeth_qoat_priv {
char *buffer;
};
struct qeth_query_card_info {
__u8 card_type;
__u8 reserved1;
__u16 port_mode;
__u32 port_speed;
__u32 reserved2;
};
struct qeth_ipacmd_setadpparms_hdr {
__u32 supp_hw_cmds;
__u32 reserved1;
@ -424,6 +449,7 @@ struct qeth_ipacmd_setadpparms {
struct qeth_snmp_cmd snmp;
struct qeth_set_access_ctrl set_access_ctrl;
struct qeth_query_oat query_oat;
struct qeth_query_card_info card_info;
__u32 mode;
} data;
} __attribute__ ((packed));