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liquidio VF ethtool stats 

Adds support for VF ethtool stats

Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Raghu Vatsavayi 2016-12-08 13:00:46 -08:00 committed by David S. Miller
parent c05ebcc8a5
commit d8ab848c6b
3 changed files with 495 additions and 98 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/cavium/liquidio/cn23xx_vf_device.h
View File

@ -44,5 +44,7 @@ int cn23xx_octeon_pfvf_handshake(struct octeon_device *oct);
int cn23xx_setup_octeon_vf_device(struct octeon_device *oct);
u32 cn23xx_vf_get_oq_ticks(struct octeon_device *oct, u32 time_intr_in_us);
void cn23xx_dump_vf_initialized_regs(struct octeon_device *oct);
#endif

512
drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
View File

@ -29,6 +29,7 @@
#include "cn66xx_regs.h"
#include "cn66xx_device.h"
#include "cn23xx_pf_device.h"
#include "cn23xx_vf_device.h"
static int octnet_get_link_stats(struct net_device *netdev);
@ -72,6 +73,7 @@ enum {
#define OCT_ETHTOOL_REGDUMP_LEN 4096
#define OCT_ETHTOOL_REGDUMP_LEN_23XX (4096 * 11)
#define OCT_ETHTOOL_REGDUMP_LEN_23XX_VF (4096 * 2)
#define OCT_ETHTOOL_REGSVER 1
/* statistics of PF */
@ -147,6 +149,19 @@ static const char oct_stats_strings[][ETH_GSTRING_LEN] = {
"link_state_changes",
};
/* statistics of VF */
static const char oct_vf_stats_strings[][ETH_GSTRING_LEN] = {
"rx_packets",
"tx_packets",
"rx_bytes",
"tx_bytes",
"rx_errors", /* jabber_err + l2_err+frame_err */
"tx_errors", /* fw_err_pko + fw_err_link+fw_err_drop */
"rx_dropped", /* total_rcvd - fw_total_rcvd + dmac_drop + fw_err_drop */
"tx_dropped",
"link_state_changes",
};
/* statistics of host tx queue */
static const char oct_iq_stats_strings[][ETH_GSTRING_LEN] = {
"packets", /*oct->instr_queue[iq_no]->stats.tx_done*/
@ -192,25 +207,28 @@ static const char oct_priv_flags_strings[][ETH_GSTRING_LEN] = {
#define OCTNIC_NCMD_AUTONEG_ON 0x1
#define OCTNIC_NCMD_PHY_ON 0x2
static int lio_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
static int lio_get_link_ksettings(struct net_device *netdev,
struct ethtool_link_ksettings *ecmd)
{
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct = lio->oct_dev;
struct oct_link_info *linfo;
u32 supported, advertising;
linfo = &lio->linfo;
if (linfo->link.s.if_mode == INTERFACE_MODE_XAUI ||
linfo->link.s.if_mode == INTERFACE_MODE_RXAUI ||
linfo->link.s.if_mode == INTERFACE_MODE_XFI) {
ecmd->port = PORT_FIBRE;
ecmd->supported =
(SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE |
SUPPORTED_Pause);
ecmd->advertising =
(ADVERTISED_10000baseT_Full | ADVERTISED_Pause);
ecmd->transceiver = XCVR_EXTERNAL;
ecmd->autoneg = AUTONEG_DISABLE;
ecmd->base.port = PORT_FIBRE;
supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE |
SUPPORTED_Pause);
advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Pause);
ethtool_convert_legacy_u32_to_link_mode(
ecmd->link_modes.supported, supported);
ethtool_convert_legacy_u32_to_link_mode(
ecmd->link_modes.advertising, advertising);
ecmd->base.autoneg = AUTONEG_DISABLE;
} else {
dev_err(&oct->pci_dev->dev, "Unknown link interface reported %d\n",
@ -218,11 +236,11 @@ static int lio_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
}
if (linfo->link.s.link_up) {
ethtool_cmd_speed_set(ecmd, linfo->link.s.speed);
ecmd->duplex = linfo->link.s.duplex;
ecmd->base.speed = linfo->link.s.speed;
ecmd->base.duplex = linfo->link.s.duplex;
} else {
ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
ecmd->duplex = DUPLEX_UNKNOWN;
ecmd->base.speed = SPEED_UNKNOWN;
ecmd->base.duplex = DUPLEX_UNKNOWN;
}
return 0;
@ -245,6 +263,23 @@ lio_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
strncpy(drvinfo->bus_info, pci_name(oct->pci_dev), 32);
}
static void
lio_get_vf_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
{
struct octeon_device *oct;
struct lio *lio;
lio = GET_LIO(netdev);
oct = lio->oct_dev;
memset(drvinfo, 0, sizeof(struct ethtool_drvinfo));
strcpy(drvinfo->driver, "liquidio_vf");
strcpy(drvinfo->version, LIQUIDIO_VERSION);
strncpy(drvinfo->fw_version, oct->fw_info.liquidio_firmware_version,
ETHTOOL_FWVERS_LEN);
strncpy(drvinfo->bus_info, pci_name(oct->pci_dev), 32);
}
static void
lio_ethtool_get_channels(struct net_device *dev,
struct ethtool_channels *channel)
@ -982,6 +1017,109 @@ lio_get_ethtool_stats(struct net_device *netdev,
}
}
static void lio_vf_get_ethtool_stats(struct net_device *netdev,
struct ethtool_stats *stats
__attribute__((unused)),
u64 *data)
{
struct net_device_stats *netstats = &netdev->stats;
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct_dev = lio->oct_dev;
int i = 0, j, vj;
netdev->netdev_ops->ndo_get_stats(netdev);
/* sum of oct->droq[oq_no]->stats->rx_pkts_received */
data[i++] = CVM_CAST64(netstats->rx_packets);
/* sum of oct->instr_queue[iq_no]->stats.tx_done */
data[i++] = CVM_CAST64(netstats->tx_packets);
/* sum of oct->droq[oq_no]->stats->rx_bytes_received */
data[i++] = CVM_CAST64(netstats->rx_bytes);
/* sum of oct->instr_queue[iq_no]->stats.tx_tot_bytes */
data[i++] = CVM_CAST64(netstats->tx_bytes);
data[i++] = CVM_CAST64(netstats->rx_errors);
data[i++] = CVM_CAST64(netstats->tx_errors);
/* sum of oct->droq[oq_no]->stats->rx_dropped +
* oct->droq[oq_no]->stats->dropped_nodispatch +
* oct->droq[oq_no]->stats->dropped_toomany +
* oct->droq[oq_no]->stats->dropped_nomem
*/
data[i++] = CVM_CAST64(netstats->rx_dropped);
/* sum of oct->instr_queue[iq_no]->stats.tx_dropped */
data[i++] = CVM_CAST64(netstats->tx_dropped);
/* lio->link_changes */
data[i++] = CVM_CAST64(lio->link_changes);
for (vj = 0; vj < lio->linfo.num_txpciq; vj++) {
j = lio->linfo.txpciq[vj].s.q_no;
/* packets to network port */
/* # of packets tx to network */
data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_done);
/* # of bytes tx to network */
data[i++] = CVM_CAST64(
oct_dev->instr_queue[j]->stats.tx_tot_bytes);
/* # of packets dropped */
data[i++] = CVM_CAST64(
oct_dev->instr_queue[j]->stats.tx_dropped);
/* # of tx fails due to queue full */
data[i++] = CVM_CAST64(
oct_dev->instr_queue[j]->stats.tx_iq_busy);
/* XXX gather entries sent */
data[i++] = CVM_CAST64(
oct_dev->instr_queue[j]->stats.sgentry_sent);
/* instruction to firmware: data and control */
/* # of instructions to the queue */
data[i++] = CVM_CAST64(
oct_dev->instr_queue[j]->stats.instr_posted);
/* # of instructions processed */
data[i++] =
CVM_CAST64(oct_dev->instr_queue[j]->stats.instr_processed);
/* # of instructions could not be processed */
data[i++] =
CVM_CAST64(oct_dev->instr_queue[j]->stats.instr_dropped);
/* bytes sent through the queue */
data[i++] = CVM_CAST64(
oct_dev->instr_queue[j]->stats.bytes_sent);
/* tso request */
data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_gso);
/* vxlan request */
data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_vxlan);
/* txq restart */
data[i++] = CVM_CAST64(
oct_dev->instr_queue[j]->stats.tx_restart);
}
/* RX */
for (vj = 0; vj < lio->linfo.num_rxpciq; vj++) {
j = lio->linfo.rxpciq[vj].s.q_no;
/* packets send to TCP/IP network stack */
/* # of packets to network stack */
data[i++] = CVM_CAST64(
oct_dev->droq[j]->stats.rx_pkts_received);
/* # of bytes to network stack */
data[i++] = CVM_CAST64(
oct_dev->droq[j]->stats.rx_bytes_received);
data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_nomem +
oct_dev->droq[j]->stats.dropped_toomany +
oct_dev->droq[j]->stats.rx_dropped);
data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_nomem);
data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_toomany);
data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.rx_dropped);
/* control and data path */
data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.pkts_received);
data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.bytes_received);
data[i++] =
CVM_CAST64(oct_dev->droq[j]->stats.dropped_nodispatch);
data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.rx_vxlan);
data[i++] =
CVM_CAST64(oct_dev->droq[j]->stats.rx_alloc_failure);
}
}
static void lio_get_priv_flags_strings(struct lio *lio, u8 *data)
{
struct octeon_device *oct_dev = lio->oct_dev;
@ -989,6 +1127,7 @@ static void lio_get_priv_flags_strings(struct lio *lio, u8 *data)
switch (oct_dev->chip_id) {
case OCTEON_CN23XX_PF_VID:
case OCTEON_CN23XX_VF_VID:
for (i = 0; i < ARRAY_SIZE(oct_priv_flags_strings); i++) {
sprintf(data, "%s", oct_priv_flags_strings[i]);
data += ETH_GSTRING_LEN;
@ -1050,12 +1189,61 @@ static void lio_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
}
}
static void lio_vf_get_strings(struct net_device *netdev, u32 stringset,
u8 *data)
{
int num_iq_stats, num_oq_stats, i, j;
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct_dev = lio->oct_dev;
int num_stats;
switch (stringset) {
case ETH_SS_STATS:
num_stats = ARRAY_SIZE(oct_vf_stats_strings);
for (j = 0; j < num_stats; j++) {
sprintf(data, "%s", oct_vf_stats_strings[j]);
data += ETH_GSTRING_LEN;
}
num_iq_stats = ARRAY_SIZE(oct_iq_stats_strings);
for (i = 0; i < MAX_OCTEON_INSTR_QUEUES(oct_dev); i++) {
if (!(oct_dev->io_qmask.iq & BIT_ULL(i)))
continue;
for (j = 0; j < num_iq_stats; j++) {
sprintf(data, "tx-%d-%s", i,
oct_iq_stats_strings[j]);
data += ETH_GSTRING_LEN;
}
}
num_oq_stats = ARRAY_SIZE(oct_droq_stats_strings);
for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct_dev); i++) {
if (!(oct_dev->io_qmask.oq & BIT_ULL(i)))
continue;
for (j = 0; j < num_oq_stats; j++) {
sprintf(data, "rx-%d-%s", i,
oct_droq_stats_strings[j]);
data += ETH_GSTRING_LEN;
}
}
break;
case ETH_SS_PRIV_FLAGS:
lio_get_priv_flags_strings(lio, data);
break;
default:
netif_info(lio, drv, lio->netdev, "Unknown Stringset !!\n");
break;
}
}
static int lio_get_priv_flags_ss_count(struct lio *lio)
{
struct octeon_device *oct_dev = lio->oct_dev;
switch (oct_dev->chip_id) {
case OCTEON_CN23XX_PF_VID:
case OCTEON_CN23XX_VF_VID:
return ARRAY_SIZE(oct_priv_flags_strings);
case OCTEON_CN68XX:
case OCTEON_CN66XX:
@ -1083,6 +1271,23 @@ static int lio_get_sset_count(struct net_device *netdev, int sset)
}
}
static int lio_vf_get_sset_count(struct net_device *netdev, int sset)
{
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct_dev = lio->oct_dev;
switch (sset) {
case ETH_SS_STATS:
return (ARRAY_SIZE(oct_vf_stats_strings) +
ARRAY_SIZE(oct_iq_stats_strings) * oct_dev->num_iqs +
ARRAY_SIZE(oct_droq_stats_strings) * oct_dev->num_oqs);
case ETH_SS_PRIV_FLAGS:
return lio_get_priv_flags_ss_count(lio);
default:
return -EOPNOTSUPP;
}
}
static int lio_get_intr_coalesce(struct net_device *netdev,
struct ethtool_coalesce *intr_coal)
{
@ -1095,6 +1300,7 @@ static int lio_get_intr_coalesce(struct net_device *netdev,
switch (oct->chip_id) {
case OCTEON_CN23XX_PF_VID:
case OCTEON_CN23XX_VF_VID:
if (!intrmod_cfg->rx_enable) {
intr_coal->rx_coalesce_usecs = intrmod_cfg->rx_usecs;
intr_coal->rx_max_coalesced_frames =
@ -1141,7 +1347,7 @@ static int lio_get_intr_coalesce(struct net_device *netdev,
intr_coal->rx_max_coalesced_frames_low =
intrmod_cfg->rx_mincnt_trigger;
}
if (OCTEON_CN23XX_PF(oct) &&
if ((OCTEON_CN23XX_PF(oct) || OCTEON_CN23XX_VF(oct)) &&
(intrmod_cfg->tx_enable)) {
intr_coal->use_adaptive_tx_coalesce = intrmod_cfg->tx_enable;
intr_coal->tx_max_coalesced_frames_high =
@ -1499,6 +1705,26 @@ oct_cfg_rx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal)
oct->intrmod.rx_frames = rx_max_coalesced_frames;
break;
}
case OCTEON_CN23XX_VF_VID: {
int q_no;
if (!intr_coal->rx_max_coalesced_frames)
rx_max_coalesced_frames = oct->intrmod.rx_frames;
else
rx_max_coalesced_frames =
intr_coal->rx_max_coalesced_frames;
for (q_no = 0; q_no < oct->num_oqs; q_no++) {
octeon_write_csr64(
oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no),
(octeon_read_csr64(
oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no)) &
(0x3fffff00000000UL)) |
rx_max_coalesced_frames);
/* consider writing to resend bit here */
}
oct->intrmod.rx_frames = rx_max_coalesced_frames;
break;
}
default:
return -EINVAL;
}
@ -1552,6 +1778,27 @@ static int oct_cfg_rx_intrtime(struct lio *lio,
oct->intrmod.rx_usecs = rx_coalesce_usecs;
break;
}
case OCTEON_CN23XX_VF_VID: {
u64 time_threshold;
int q_no;
if (!intr_coal->rx_coalesce_usecs)
rx_coalesce_usecs = oct->intrmod.rx_usecs;
else
rx_coalesce_usecs = intr_coal->rx_coalesce_usecs;
time_threshold =
cn23xx_vf_get_oq_ticks(oct, (u32)rx_coalesce_usecs);
for (q_no = 0; q_no < oct->num_oqs; q_no++) {
octeon_write_csr64(
oct, CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(q_no),
(oct->intrmod.rx_frames |
(time_threshold << 32)));
/* consider setting resend bit */
}
oct->intrmod.rx_usecs = rx_coalesce_usecs;
break;
}
default:
return -EINVAL;
}
@ -1573,6 +1820,7 @@ oct_cfg_tx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal
case OCTEON_CN68XX:
case OCTEON_CN66XX:
break;
case OCTEON_CN23XX_VF_VID:
case OCTEON_CN23XX_PF_VID: {
int q_no;
@ -1631,6 +1879,7 @@ static int lio_set_intr_coalesce(struct net_device *netdev,
}
break;
case OCTEON_CN23XX_PF_VID:
case OCTEON_CN23XX_VF_VID:
break;
default:
return -EINVAL;
@ -1693,86 +1942,6 @@ static int lio_get_ts_info(struct net_device *netdev,
return 0;
}
static int lio_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
{
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct = lio->oct_dev;
struct oct_link_info *linfo;
struct octnic_ctrl_pkt nctrl;
int ret = 0;
/* get the link info */
linfo = &lio->linfo;
if (ecmd->autoneg != AUTONEG_ENABLE && ecmd->autoneg != AUTONEG_DISABLE)
return -EINVAL;
if (ecmd->autoneg == AUTONEG_DISABLE && ((ecmd->speed != SPEED_100 &&
ecmd->speed != SPEED_10) ||
(ecmd->duplex != DUPLEX_HALF &&
ecmd->duplex != DUPLEX_FULL)))
return -EINVAL;
/* Ethtool Support is not provided for XAUI, RXAUI, and XFI Interfaces
* as they operate at fixed Speed and Duplex settings
*/
if (linfo->link.s.if_mode == INTERFACE_MODE_XAUI ||
linfo->link.s.if_mode == INTERFACE_MODE_RXAUI ||
linfo->link.s.if_mode == INTERFACE_MODE_XFI) {
dev_info(&oct->pci_dev->dev,
"Autonegotiation, duplex and speed settings cannot be modified.\n");
return -EINVAL;
}
memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
nctrl.ncmd.u64 = 0;
nctrl.ncmd.s.cmd = OCTNET_CMD_SET_SETTINGS;
nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
nctrl.wait_time = 1000;
nctrl.netpndev = (u64)netdev;
nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
/* Passing the parameters sent by ethtool like Speed, Autoneg & Duplex
* to SE core application using ncmd.s.more & ncmd.s.param
*/
if (ecmd->autoneg == AUTONEG_ENABLE) {
/* Autoneg ON */
nctrl.ncmd.s.more = OCTNIC_NCMD_PHY_ON |
OCTNIC_NCMD_AUTONEG_ON;
nctrl.ncmd.s.param1 = ecmd->advertising;
} else {
/* Autoneg OFF */
nctrl.ncmd.s.more = OCTNIC_NCMD_PHY_ON;
nctrl.ncmd.s.param2 = ecmd->duplex;
nctrl.ncmd.s.param1 = ecmd->speed;
}
ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
if (ret < 0) {
dev_err(&oct->pci_dev->dev, "Failed to set settings\n");
return -1;
}
return 0;
}
static int lio_nway_reset(struct net_device *netdev)
{
if (netif_running(netdev)) {
struct ethtool_cmd ecmd;
memset(&ecmd, 0, sizeof(struct ethtool_cmd));
ecmd.autoneg = 0;
ecmd.speed = 0;
ecmd.duplex = 0;
lio_set_settings(netdev, &ecmd);
}
return 0;
}
/* Return register dump len. */
static int lio_get_regs_len(struct net_device *dev)
{
@ -1782,6 +1951,8 @@ static int lio_get_regs_len(struct net_device *dev)
switch (oct->chip_id) {
case OCTEON_CN23XX_PF_VID:
return OCT_ETHTOOL_REGDUMP_LEN_23XX;
case OCTEON_CN23XX_VF_VID:
return OCT_ETHTOOL_REGDUMP_LEN_23XX_VF;
default:
return OCT_ETHTOOL_REGDUMP_LEN;
}
@ -2007,6 +2178,123 @@ static int cn23xx_read_csr_reg(char *s, struct octeon_device *oct)
return len;
}
static int cn23xx_vf_read_csr_reg(char *s, struct octeon_device *oct)
{
int len = 0;
u32 reg;
int i;
/* PCI Window Registers */
len += sprintf(s + len, "\n\t Octeon CSR Registers\n\n");
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_OQ_BUFF_INFO_SIZE(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_OUT_SIZE): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_IQ_INSTR_COUNT64(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT_IN_DONE%d_CNTS): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_OQ_PKTS_CREDIT(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_SLIST_BAOFF_DBELL): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_OQ_SIZE(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_SLIST_FIFO_RSIZE): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_OQ_PKT_CONTROL(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d__OUTPUT_CONTROL): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_OQ_BASE_ADDR64(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_SLIST_BADDR): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_OQ_PKT_INT_LEVELS(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_INT_LEVELS): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_OQ_PKTS_SENT(i);
len += sprintf(s + len, "\n[%08x] (SLI_PKT%d_CNTS): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = 0x100c0 + i * CN23XX_VF_OQ_OFFSET;
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_ERROR_INFO): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = 0x100d0 + i * CN23XX_VF_IQ_OFFSET;
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_VF_INT_SUM): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_IQ_PKT_CONTROL64(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_INPUT_CONTROL): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_IQ_BASE_ADDR64(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_INSTR_BADDR): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_IQ_DOORBELL(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_INSTR_BAOFF_DBELL): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_IQ_SIZE(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT%d_INSTR_FIFO_RSIZE): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
for (i = 0; i < (oct->sriov_info.rings_per_vf); i++) {
reg = CN23XX_VF_SLI_IQ_INSTR_COUNT64(i);
len += sprintf(s + len,
"\n[%08x] (SLI_PKT_IN_DONE%d_CNTS): %016llx\n",
reg, i, (u64)octeon_read_csr64(oct, reg));
}
return len;
}
static int cn6xxx_read_csr_reg(char *s, struct octeon_device *oct)
{
u32 reg;
@ -2153,6 +2441,10 @@ static void lio_get_regs(struct net_device *dev,
memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN_23XX);
len += cn23xx_read_csr_reg(regbuf + len, oct);
break;
case OCTEON_CN23XX_VF_VID:
memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN_23XX_VF);
len += cn23xx_vf_read_csr_reg(regbuf + len, oct);
break;
case OCTEON_CN68XX:
case OCTEON_CN66XX:
memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN);
@ -2183,7 +2475,7 @@ static int lio_set_priv_flags(struct net_device *netdev, u32 flags)
}
static const struct ethtool_ops lio_ethtool_ops = {
.get_settings = lio_get_settings,
.get_link_ksettings = lio_get_link_ksettings,
.get_link = ethtool_op_get_link,
.get_drvinfo = lio_get_drvinfo,
.get_ringparam = lio_ethtool_get_ringparam,
@ -2200,8 +2492,26 @@ static const struct ethtool_ops lio_ethtool_ops = {
.get_msglevel = lio_get_msglevel,
.set_msglevel = lio_set_msglevel,
.get_sset_count = lio_get_sset_count,
.nway_reset = lio_nway_reset,
.set_settings = lio_set_settings,
.get_coalesce = lio_get_intr_coalesce,
.set_coalesce = lio_set_intr_coalesce,
.get_priv_flags = lio_get_priv_flags,
.set_priv_flags = lio_set_priv_flags,
.get_ts_info = lio_get_ts_info,
};
static const struct ethtool_ops lio_vf_ethtool_ops = {
.get_link_ksettings = lio_get_link_ksettings,
.get_link = ethtool_op_get_link,
.get_drvinfo = lio_get_vf_drvinfo,
.get_ringparam = lio_ethtool_get_ringparam,
.get_channels = lio_ethtool_get_channels,
.get_strings = lio_vf_get_strings,
.get_ethtool_stats = lio_vf_get_ethtool_stats,
.get_regs_len = lio_get_regs_len,
.get_regs = lio_get_regs,
.get_msglevel = lio_get_msglevel,
.set_msglevel = lio_set_msglevel,
.get_sset_count = lio_vf_get_sset_count,
.get_coalesce = lio_get_intr_coalesce,
.set_coalesce = lio_set_intr_coalesce,
.get_priv_flags = lio_get_priv_flags,
@ -2211,5 +2521,11 @@ static const struct ethtool_ops lio_ethtool_ops = {
void liquidio_set_ethtool_ops(struct net_device *netdev)
{
netdev->ethtool_ops = &lio_ethtool_ops;
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct = lio->oct_dev;
if (OCTEON_CN23XX_VF(oct))
netdev->ethtool_ops = &lio_vf_ethtool_ops;
else
netdev->ethtool_ops = &lio_ethtool_ops;
}

79
drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
View File

@ -1823,6 +1823,56 @@ static int liquidio_set_mac(struct net_device *netdev, void *p)
return 0;
}
/**
* \brief Net device get_stats
* @param netdev network device
*/
static struct net_device_stats *liquidio_get_stats(struct net_device *netdev)
{
struct lio *lio = GET_LIO(netdev);
struct net_device_stats *stats = &netdev->stats;
u64 pkts = 0, drop = 0, bytes = 0;
struct oct_droq_stats *oq_stats;
struct oct_iq_stats *iq_stats;
struct octeon_device *oct;
int i, iq_no, oq_no;
oct = lio->oct_dev;
for (i = 0; i < lio->linfo.num_txpciq; i++) {
iq_no = lio->linfo.txpciq[i].s.q_no;
iq_stats = &oct->instr_queue[iq_no]->stats;
pkts += iq_stats->tx_done;
drop += iq_stats->tx_dropped;
bytes += iq_stats->tx_tot_bytes;
}
stats->tx_packets = pkts;
stats->tx_bytes = bytes;
stats->tx_dropped = drop;
pkts = 0;
drop = 0;
bytes = 0;
for (i = 0; i < lio->linfo.num_rxpciq; i++) {
oq_no = lio->linfo.rxpciq[i].s.q_no;
oq_stats = &oct->droq[oq_no]->stats;
pkts += oq_stats->rx_pkts_received;
drop += (oq_stats->rx_dropped +
oq_stats->dropped_nodispatch +
oq_stats->dropped_toomany +
oq_stats->dropped_nomem);
bytes += oq_stats->rx_bytes_received;
}
stats->rx_bytes = bytes;
stats->rx_packets = pkts;
stats->rx_dropped = drop;
return stats;
}
/**
* \brief Net device change_mtu
* @param netdev network device
@ -2325,6 +2375,7 @@ static const struct net_device_ops lionetdevops = {
.ndo_open = liquidio_open,
.ndo_stop = liquidio_stop,
.ndo_start_xmit = liquidio_xmit,
.ndo_get_stats = liquidio_get_stats,
.ndo_set_mac_address = liquidio_set_mac,
.ndo_set_rx_mode = liquidio_set_mcast_list,
.ndo_tx_timeout = liquidio_tx_timeout,
@ -2614,6 +2665,13 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
goto setup_nic_dev_fail;
}
/* Register ethtool support */
liquidio_set_ethtool_ops(netdev);
if (lio->oct_dev->chip_id == OCTEON_CN23XX_VF_VID)
octeon_dev->priv_flags = OCT_PRIV_FLAG_DEFAULT;
else
octeon_dev->priv_flags = 0x0;
if (netdev->features & NETIF_F_LRO)
liquidio_set_feature(netdev, OCTNET_CMD_LRO_ENABLE,
OCTNIC_LROIPV4 | OCTNIC_LROIPV6);
@ -2679,6 +2737,7 @@ setup_nic_wait_intr:
*/
static int liquidio_init_nic_module(struct octeon_device *oct)
{
struct oct_intrmod_cfg *intrmod_cfg;
int num_nic_ports = 1;
int i, retval = 0;
@ -2700,6 +2759,26 @@ static int liquidio_init_nic_module(struct octeon_device *oct)
goto octnet_init_failure;
}
/* Initialize interrupt moderation params */
intrmod_cfg = &((struct octeon_device *)oct)->intrmod;
intrmod_cfg->rx_enable = 1;
intrmod_cfg->check_intrvl = LIO_INTRMOD_CHECK_INTERVAL;
intrmod_cfg->maxpkt_ratethr = LIO_INTRMOD_MAXPKT_RATETHR;
intrmod_cfg->minpkt_ratethr = LIO_INTRMOD_MINPKT_RATETHR;
intrmod_cfg->rx_maxcnt_trigger = LIO_INTRMOD_RXMAXCNT_TRIGGER;
intrmod_cfg->rx_maxtmr_trigger = LIO_INTRMOD_RXMAXTMR_TRIGGER;
intrmod_cfg->rx_mintmr_trigger = LIO_INTRMOD_RXMINTMR_TRIGGER;
intrmod_cfg->rx_mincnt_trigger = LIO_INTRMOD_RXMINCNT_TRIGGER;
intrmod_cfg->tx_enable = 1;
intrmod_cfg->tx_maxcnt_trigger = LIO_INTRMOD_TXMAXCNT_TRIGGER;
intrmod_cfg->tx_mincnt_trigger = LIO_INTRMOD_TXMINCNT_TRIGGER;
intrmod_cfg->rx_frames = CFG_GET_OQ_INTR_PKT(octeon_get_conf(oct));
intrmod_cfg->rx_usecs = CFG_GET_OQ_INTR_TIME(octeon_get_conf(oct));
intrmod_cfg->tx_frames = CFG_GET_IQ_INTR_PKT(octeon_get_conf(oct));
dev_dbg(&oct->pci_dev->dev, "Network interfaces ready\n");
return retval;
octnet_init_failure:
oct->ifcount = 0;