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Date: Thu, 8 Dec 2016 13:00:46 -0800
From: Raghu Vatsavayi <rvatsavayi@...iumnetworks.com>
To: <davem@...emloft.net>
CC: <netdev@...r.kernel.org>,
Raghu Vatsavayi <rvatsavayi@...iumnetworks.com>,
Raghu Vatsavayi <raghu.vatsavayi@...iumnetworks.com>,
Derek Chickles <derek.chickles@...iumnetworks.com>,
Satanand Burla <satananda.burla@...iumnetworks.com>,
Felix Manlunas <felix.manlunas@...iumnetworks.com>
Subject: [PATCH net-next 3/5] liquidio VF ethtool stats
Adds support for VF ethtool stats
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@...iumnetworks.com>
Signed-off-by: Derek Chickles <derek.chickles@...iumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@...iumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@...iumnetworks.com>
---
.../ethernet/cavium/liquidio/cn23xx_vf_device.h | 2 +
drivers/net/ethernet/cavium/liquidio/lio_ethtool.c | 512 +++++++++++++++++----
drivers/net/ethernet/cavium/liquidio/lio_vf_main.c | 79 ++++
3 files changed, 495 insertions(+), 98 deletions(-)
diff --git a/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_device.h b/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_device.h
index 6715df3..3f98c73 100644
--- a/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_device.h
+++ b/drivers/net/ethernet/cavium/liquidio/cn23xx_vf_device.h
@@ -44,5 +44,7 @@ struct octeon_cn23xx_vf {
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
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
index e233796..b00c300 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
@@ -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 @@ enum {
"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 @@ enum {
#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;
@@ -246,6 +264,23 @@ static int lio_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
}
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 @@ static void lio_set_msglevel(struct net_device *netdev, u32 msglvl)
}
}
+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 @@ static int oct_cfg_adaptive_intr(struct lio *lio, struct ethtool_coalesce
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 @@ static int oct_cfg_rx_intrtime(struct lio *lio,
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 int lio_set_priv_flags(struct net_device *netdev, u32 flags)
.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 int lio_set_priv_flags(struct net_device *netdev, u32 flags)
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;
}
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
index 5d1023b..97e9b6b 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
@@ -1824,6 +1824,56 @@ static int liquidio_set_mac(struct net_device *netdev, void *p)
}
/**
+ * \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 void liquidio_del_vxlan_port(struct net_device *netdev,
.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 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
*/
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;
--
1.8.3.1
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