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Date: Thu, 19 May 2016 11:56:32 -0700
From: Raghu Vatsavayi <rvatsavayi@...iumnetworks.com>
To: <davem@...emloft.net>
CC: <netdev@...r.kernel.org>,
Raghu Vatsavayi <rvatsavayi@...iumnetworks.com>,
Derek Chickles <derek.chickles@...iumnetworks.com>,
Satanand Burla <satananda.burla@...iumnetworks.com>,
Felix Manlunas <felix.manlunas@...iumnetworks.com>,
Raghu Vatsavayi <raghu.vatsavayi@...iumnetworks.com>
Subject: [PATCH net-next 3/4] liquidio updates and features
This patch is third in series of patches for liquidio ethtool
updates:
Add extensive support of statistics for data path, control and
firmware. Improved support for interrupt moderation.
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>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@...iumnetworks.com>
---
drivers/net/ethernet/cavium/liquidio/lio_ethtool.c | 975 ++++++++++++++++-----
1 file changed, 744 insertions(+), 231 deletions(-)
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
index 245c063..8ef0497 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_ethtool.c
@@ -40,6 +40,8 @@
#include "cn68xx_device.h"
#include "liquidio_image.h"
+static int octnet_get_link_stats(struct net_device *netdev);
+
struct oct_mdio_cmd_context {
int octeon_id;
wait_queue_head_t wc;
@@ -71,39 +73,130 @@ enum {
INTERFACE_MODE_RXAUI,
INTERFACE_MODE_QSGMII,
INTERFACE_MODE_AGL,
+ INTERFACE_MODE_XLAUI,
+ INTERFACE_MODE_XFI,
+ INTERFACE_MODE_10G_KR,
+ INTERFACE_MODE_40G_KR4,
+ INTERFACE_MODE_MIXED,
};
#define ARRAY_LENGTH(a) (sizeof(a) / sizeof((a)[0]))
#define OCT_ETHTOOL_REGDUMP_LEN 4096
#define OCT_ETHTOOL_REGSVER 1
+/* statistics of PF */
+static const char oct_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", /*st->fromwire.total_rcvd - st->fromwire.fw_total_rcvd
+ *+st->fromwire.dmac_drop + st->fromwire.fw_err_drop
+ */
+ "tx_dropped",
+
+ "tx_total_sent",
+ "tx_total_fwd",
+ "tx_err_pko",
+ "tx_err_link",
+ "tx_err_drop",
+
+ "tx_tso",
+ "tx_tso_packets",
+ "tx_tso_err",
+
+ "mac_tx_total_pkts",
+ "mac_tx_total_bytes",
+ "mac_tx_mcast_pkts",
+ "mac_tx_bcast_pkts",
+ "mac_tx_ctl_packets", /*oct->link_stats.fromhost.ctl_sent */
+ "mac_tx_total_collisions",
+ "mac_tx_one_collision",
+ "mac_tx_multi_collison",
+ "mac_tx_max_collision_fail",
+ "mac_tx_max_deferal_fail",
+ "mac_tx_fifo_err",
+ "mac_tx_runts",
+
+ "rx_total_rcvd",
+ "rx_total_fwd",
+ "rx_jabber_err",
+ "rx_l2_err",
+ "rx_frame_err",
+ "rx_err_pko",
+ "rx_err_link",
+ "rx_err_drop",
+
+ "rx_lro_pkts",
+ "rx_lro_bytes",
+ "rx_total_lro",
+
+ "rx_lro_aborts",
+ "rx_lro_aborts_port",
+ "rx_lro_aborts_seq",
+ "rx_lro_aborts_tsval",
+ "rx_lro_aborts_timer",
+ "rx_fwd_rate",
+
+ "mac_rx_total_rcvd",
+ "mac_rx_bytes",
+ "mac_rx_total_bcst",
+ "mac_rx_total_mcst",
+ "mac_rx_runts",
+ "mac_rx_ctl_packets",
+ "mac_rx_fifo_err",
+ "mac_rx_dma_drop",
+ "mac_rx_fcs_err",
+
+ "link_state_changes",
+};
+
+/* statistics of host tx queue */
static const char oct_iq_stats_strings[][ETH_GSTRING_LEN] = {
- "Instr posted",
- "Instr processed",
- "Instr dropped",
- "Bytes Sent",
- "Sgentry_sent",
- "Inst cntreg",
- "Tx done",
- "Tx Iq busy",
- "Tx dropped",
- "Tx bytes",
+ "packets", /*oct->instr_queue[iq_no]->stats.tx_done*/
+ "bytes", /*oct->instr_queue[iq_no]->stats.tx_tot_bytes*/
+ "dropped",
+ "iq_busy",
+ "sgentry_sent",
+
+ "fw_instr_posted",
+ "fw_instr_processed",
+ "fw_instr_dropped",
+ "fw_bytes_sent",
+
+ "tso",
+ "txq_restart",
};
+/* statistics of host rx queue */
static const char oct_droq_stats_strings[][ETH_GSTRING_LEN] = {
- "OQ Pkts Received",
- "OQ Bytes Received",
- "Dropped no dispatch",
- "Dropped nomem",
- "Dropped toomany",
- "Stack RX cnt",
- "Stack RX Bytes",
- "RX dropped",
+ "packets", /*oct->droq[oq_no]->stats.rx_pkts_received */
+ "bytes", /*oct->droq[oq_no]->stats.rx_bytes_received */
+ "dropped", /*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
+ */
+ "dropped_nomem",
+ "dropped_toomany",
+ "fw_dropped",
+ "fw_pkts_received",
+ "fw_bytes_received",
+ "fw_dropped_nodispatch",
+
+ "buffer_alloc_failure",
};
#define OCTNIC_NCMD_AUTONEG_ON 0x1
#define OCTNIC_NCMD_PHY_ON 0x2
+#ifndef SPEED_UNKNOWN
+#define SPEED_UNKNOWN -1
+#define DUPLEX_UNKNOWN 0xFF
+#endif
+
static int lio_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
{
struct lio *lio = GET_LIO(netdev);
@@ -112,8 +205,9 @@ static int lio_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
linfo = &lio->linfo;
- if (linfo->link.s.interface == INTERFACE_MODE_XAUI ||
- linfo->link.s.interface == INTERFACE_MODE_RXAUI) {
+ 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 |
@@ -124,10 +218,11 @@ static int lio_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
ecmd->autoneg = AUTONEG_DISABLE;
} else {
- dev_err(&oct->pci_dev->dev, "Unknown link interface reported\n");
+ dev_err(&oct->pci_dev->dev, "Unknown link interface reported %d\n",
+ linfo->link.s.if_mode);
}
- if (linfo->link.s.status) {
+ if (linfo->link.s.link_up) {
ethtool_cmd_speed_set(ecmd, linfo->link.s.speed);
ecmd->duplex = linfo->link.s.duplex;
} else {
@@ -146,13 +241,13 @@ lio_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
lio = GET_LIO(netdev);
oct = lio->oct_dev;
-
memset(drvinfo, 0, sizeof(struct ethtool_drvinfo));
strcpy(drvinfo->driver, "liquidio");
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);
+ drvinfo->regdump_len = OCT_ETHTOOL_REGDUMP_LEN;
}
static void
@@ -222,23 +317,20 @@ static int octnet_gpio_access(struct net_device *netdev, int addr, int val)
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct = lio->oct_dev;
struct octnic_ctrl_pkt nctrl;
- struct octnic_ctrl_params nparams;
int ret = 0;
memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
nctrl.ncmd.u64 = 0;
nctrl.ncmd.s.cmd = OCTNET_CMD_GPIO_ACCESS;
- nctrl.ncmd.s.param1 = lio->linfo.ifidx;
- nctrl.ncmd.s.param2 = addr;
- nctrl.ncmd.s.param3 = val;
+ nctrl.ncmd.s.param1 = addr;
+ nctrl.ncmd.s.param2 = val;
+ nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
nctrl.wait_time = 100;
nctrl.netpndev = (u64)netdev;
nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
- nparams.resp_order = OCTEON_RESP_ORDERED;
-
- ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl, nparams);
+ ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
if (ret < 0) {
dev_err(&oct->pci_dev->dev, "Failed to configure gpio value\n");
return -EINVAL;
@@ -264,9 +356,9 @@ static void octnet_mdio_resp_callback(struct octeon_device *oct,
if (status) {
dev_err(&oct->pci_dev->dev, "MIDO instruction failed. Status: %llx\n",
CVM_CAST64(status));
- ACCESS_ONCE(mdio_cmd_ctx->cond) = -1;
+ WRITE_ONCE(mdio_cmd_ctx->cond, -1);
} else {
- ACCESS_ONCE(mdio_cmd_ctx->cond) = 1;
+ WRITE_ONCE(mdio_cmd_ctx->cond, 1);
}
wake_up_interruptible(&mdio_cmd_ctx->wc);
}
@@ -297,15 +389,16 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value)
mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr;
mdio_cmd = (struct oct_mdio_cmd *)sc->virtdptr;
- ACCESS_ONCE(mdio_cmd_ctx->cond) = 0;
+ WRITE_ONCE(mdio_cmd_ctx->cond, 0);
mdio_cmd_ctx->octeon_id = lio_get_device_id(oct_dev);
mdio_cmd->op = op;
mdio_cmd->mdio_addr = loc;
if (op)
mdio_cmd->value1 = *value;
- mdio_cmd->value2 = lio->linfo.ifidx;
octeon_swap_8B_data((u64 *)mdio_cmd, sizeof(struct oct_mdio_cmd) / 8);
+ sc->iq_no = lio->linfo.txpciq[0].s.q_no;
+
octeon_prepare_soft_command(oct_dev, sc, OPCODE_NIC, OPCODE_NIC_MDIO45,
0, 0, 0);
@@ -317,7 +410,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value)
retval = octeon_send_soft_command(oct_dev, sc);
- if (retval) {
+ if (retval == IQ_SEND_FAILED) {
dev_err(&oct_dev->pci_dev->dev,
"octnet_mdio45_access instruction failed status: %x\n",
retval);
@@ -335,7 +428,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value)
octeon_swap_8B_data((u64 *)(&mdio_cmd_rsp->resp),
sizeof(struct oct_mdio_cmd) / 8);
- if (ACCESS_ONCE(mdio_cmd_ctx->cond) == 1) {
+ if (READ_ONCE(mdio_cmd_ctx->cond) == 1) {
if (!op)
*value = mdio_cmd_rsp->resp.value1;
} else {
@@ -379,22 +472,18 @@ static int lio_set_phys_id(struct net_device *netdev,
/* Configure Beacon values */
value = LIO68XX_LED_BEACON_CFGON;
- ret =
- octnet_mdio45_access(lio, 1,
- LIO68XX_LED_BEACON_ADDR,
- &value);
+ ret = octnet_mdio45_access(lio, 1,
+ LIO68XX_LED_BEACON_ADDR,
+ &value);
if (ret)
return ret;
value = LIO68XX_LED_CTRL_CFGON;
- ret =
- octnet_mdio45_access(lio, 1,
- LIO68XX_LED_CTRL_ADDR,
- &value);
+ ret = octnet_mdio45_access(lio, 1,
+ LIO68XX_LED_CTRL_ADDR,
+ &value);
if (ret)
return ret;
- } else {
- return -EINVAL;
}
break;
@@ -438,7 +527,6 @@ static int lio_set_phys_id(struct net_device *netdev,
&lio->phy_beacon_val);
if (ret)
return ret;
-
} else {
return -EINVAL;
}
@@ -469,7 +557,7 @@ lio_ethtool_get_ringparam(struct net_device *netdev,
tx_pending = CFG_GET_NUM_TX_DESCS_NIC_IF(conf6x, lio->ifidx);
}
- if (lio->mtu > OCTNET_DEFAULT_FRM_SIZE) {
+ if (lio->mtu > OCTNET_DEFAULT_FRM_SIZE - OCTNET_FRM_HEADER_SIZE) {
ering->rx_pending = 0;
ering->rx_max_pending = 0;
ering->rx_mini_pending = 0;
@@ -503,10 +591,10 @@ static void lio_set_msglevel(struct net_device *netdev, u32 msglvl)
if ((msglvl ^ lio->msg_enable) & NETIF_MSG_HW) {
if (msglvl & NETIF_MSG_HW)
liquidio_set_feature(netdev,
- OCTNET_CMD_VERBOSE_ENABLE);
+ OCTNET_CMD_VERBOSE_ENABLE, 0);
else
liquidio_set_feature(netdev,
- OCTNET_CMD_VERBOSE_DISABLE);
+ OCTNET_CMD_VERBOSE_DISABLE, 0);
}
lio->msg_enable = msglvl;
@@ -518,8 +606,13 @@ lio_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause)
/* Notes: Not supporting any auto negotiation in these
* drivers. Just report pause frame support.
*/
- pause->tx_pause = 1;
- pause->rx_pause = 1; /* TODO: Need to support RX pause frame!!. */
+ struct lio *lio = GET_LIO(netdev);
+ struct octeon_device *oct = lio->oct_dev;
+
+ pause->autoneg = 0;
+
+ pause->tx_pause = oct->tx_pause;
+ pause->rx_pause = oct->rx_pause;
}
static void
@@ -528,51 +621,245 @@ lio_get_ethtool_stats(struct net_device *netdev,
{
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct_dev = lio->oct_dev;
+ struct net_device_stats *netstats = &netdev->stats;
int i = 0, j;
- for (j = 0; j < MAX_OCTEON_INSTR_QUEUES; j++) {
- if (!(oct_dev->io_qmask.iq & (1UL << j)))
+ netdev->netdev_ops->ndo_get_stats(netdev);
+ octnet_get_link_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);
+
+ /*data[i++] = CVM_CAST64(stats->multicast); */
+ /*data[i++] = CVM_CAST64(stats->collisions); */
+
+ /* firmware tx stats */
+ /*per_core_stats[cvmx_get_core_num()].link_stats[mdata->from_ifidx].
+ *fromhost.fw_total_sent
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_total_sent);
+ /*per_core_stats[i].link_stats[port].fromwire.fw_total_fwd */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_total_fwd);
+ /*per_core_stats[j].link_stats[i].fromhost.fw_err_pko */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_pko);
+ /*per_core_stats[j].link_stats[i].fromhost.fw_err_link */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_link);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[idx].fromhost.
+ *fw_err_drop
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_drop);
+
+ /*per_core_stats[cvmx_get_core_num()].link_stats[idx].fromhost.fw_tso */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_tso);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[idx].fromhost.
+ *fw_tso_fwd
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_tso_fwd);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[idx].fromhost.
+ *fw_err_tso
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fw_err_tso);
+
+ /* mac tx statistics */
+ /*CVMX_BGXX_CMRX_TX_STAT5 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.total_pkts_sent);
+ /*CVMX_BGXX_CMRX_TX_STAT4 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.total_bytes_sent);
+ /*CVMX_BGXX_CMRX_TX_STAT15 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.mcast_pkts_sent);
+ /*CVMX_BGXX_CMRX_TX_STAT14 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.bcast_pkts_sent);
+ /*CVMX_BGXX_CMRX_TX_STAT17 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.ctl_sent);
+ /*CVMX_BGXX_CMRX_TX_STAT0 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.total_collisions);
+ /*CVMX_BGXX_CMRX_TX_STAT3 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.one_collision_sent);
+ /*CVMX_BGXX_CMRX_TX_STAT2 */
+ data[i++] =
+ CVM_CAST64(oct_dev->link_stats.fromhost.multi_collision_sent);
+ /*CVMX_BGXX_CMRX_TX_STAT0 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.max_collision_fail);
+ /*CVMX_BGXX_CMRX_TX_STAT1 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.max_deferral_fail);
+ /*CVMX_BGXX_CMRX_TX_STAT16 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.fifo_err);
+ /*CVMX_BGXX_CMRX_TX_STAT6 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromhost.runts);
+
+ /* RX firmware stats */
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_total_rcvd
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_total_rcvd);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_total_fwd
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_total_fwd);
+ /*per_core_stats[core_id].link_stats[ifidx].fromwire.jabber_err */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.jabber_err);
+ /*per_core_stats[core_id].link_stats[ifidx].fromwire.l2_err */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.l2_err);
+ /*per_core_stats[core_id].link_stats[ifidx].fromwire.frame_err */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.frame_err);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_err_pko
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_err_pko);
+ /*per_core_stats[j].link_stats[i].fromwire.fw_err_link */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_err_link);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[lro_ctx->ifidx].
+ *fromwire.fw_err_drop
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_err_drop);
+
+ /* LRO */
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_lro_pkts
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_pkts);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_lro_octs
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_octs);
+ /*per_core_stats[j].link_stats[i].fromwire.fw_total_lro */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_total_lro);
+ /*per_core_stats[j].link_stats[i].fromwire.fw_lro_aborts */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_lro_aborts_port
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_port);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_lro_aborts_seq
+ */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_seq);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_lro_aborts_tsval
+ */
+ data[i++] =
+ CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_tsval);
+ /*per_core_stats[cvmx_get_core_num()].link_stats[ifidx].fromwire.
+ *fw_lro_aborts_timer
+ */
+ /* intrmod: packet forward rate */
+ data[i++] =
+ CVM_CAST64(oct_dev->link_stats.fromwire.fw_lro_aborts_timer);
+ /*per_core_stats[j].link_stats[i].fromwire.fw_lro_aborts */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fwd_rate);
+
+ /* mac: link-level stats */
+ /*CVMX_BGXX_CMRX_RX_STAT0 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.total_rcvd);
+ /*CVMX_BGXX_CMRX_RX_STAT1 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.bytes_rcvd);
+ /*CVMX_PKI_STATX_STAT5 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.total_bcst);
+ /*CVMX_PKI_STATX_STAT5 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.total_mcst);
+ /*wqe->word2.err_code or wqe->word2.err_level */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.runts);
+ /*CVMX_BGXX_CMRX_RX_STAT2 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.ctl_rcvd);
+ /*CVMX_BGXX_CMRX_RX_STAT6 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fifo_err);
+ /*CVMX_BGXX_CMRX_RX_STAT4 */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.dmac_drop);
+ /*wqe->word2.err_code or wqe->word2.err_level */
+ data[i++] = CVM_CAST64(oct_dev->link_stats.fromwire.fcs_err);
+ /*lio->link_changes*/
+ data[i++] = CVM_CAST64(lio->link_changes);
+
+ /* TX -- lio_update_stats(lio); */
+ for (j = 0; j < MAX_OCTEON_INSTR_QUEUES(oct_dev); j++) {
+ if (!(oct_dev->io_qmask.iq & (1ULL << j)))
continue;
+ /*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.instr_posted);
- data[i++] =
- CVM_CAST64(
- oct_dev->instr_queue[j]->stats.instr_processed);
+ CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_tot_bytes);
+ /*# of packets dropped */
data[i++] =
- CVM_CAST64(
- oct_dev->instr_queue[j]->stats.instr_dropped);
+ 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.bytes_sent);
+ 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++] =
- readl(oct_dev->instr_queue[j]->inst_cnt_reg);
- data[i++] =
- CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_done);
- data[i++] =
- CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_iq_busy);
+ 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.tx_dropped);
+ CVM_CAST64(oct_dev->instr_queue[j]->stats.bytes_sent);
+
+ /*tso request*/
+ data[i++] = CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_gso);
+ /*txq restart*/
data[i++] =
- CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_tot_bytes);
+ CVM_CAST64(oct_dev->instr_queue[j]->stats.tx_restart);
}
- /* for (j = 0; j < oct_dev->num_oqs; j++){ */
- for (j = 0; j < MAX_OCTEON_OUTPUT_QUEUES; j++) {
- if (!(oct_dev->io_qmask.oq & (1UL << j)))
+ /* RX */
+ /* for (j = 0; j < oct_dev->num_oqs; j++) { */
+ for (j = 0; j < MAX_OCTEON_OUTPUT_QUEUES(oct_dev); j++) {
+ if (!(oct_dev->io_qmask.oq & (1ULL << j)))
continue;
- 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.dropped_nomem);
- data[i++] = CVM_CAST64(oct_dev->droq[j]->stats.dropped_toomany);
+
+ /*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);
+ /*# of packets dropped */
+ 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_alloc_failure);
}
}
@@ -581,26 +868,43 @@ static void lio_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct_dev = lio->oct_dev;
int num_iq_stats, num_oq_stats, i, j;
+ int num_stats;
- num_iq_stats = ARRAY_SIZE(oct_iq_stats_strings);
- for (i = 0; i < MAX_OCTEON_INSTR_QUEUES; i++) {
- if (!(oct_dev->io_qmask.iq & (1UL << i)))
- continue;
- for (j = 0; j < num_iq_stats; j++) {
- sprintf(data, "IQ%d %s", i, oct_iq_stats_strings[j]);
+ switch (stringset) {
+ case ETH_SS_STATS:
+ num_stats = ARRAY_SIZE(oct_stats_strings);
+ for (j = 0; j < num_stats; j++) {
+ sprintf(data, "%s", oct_stats_strings[j]);
data += ETH_GSTRING_LEN;
}
- }
- num_oq_stats = ARRAY_SIZE(oct_droq_stats_strings);
- /* for (i = 0; i < oct_dev->num_oqs; i++) { */
- for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES; i++) {
- if (!(oct_dev->io_qmask.oq & (1UL << i)))
- continue;
- for (j = 0; j < num_oq_stats; j++) {
- sprintf(data, "OQ%d %s", i, oct_droq_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 & (1ULL << 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 < oct_dev->num_oqs; i++) { */
+ for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct_dev); i++) {
+ if (!(oct_dev->io_qmask.oq & (1ULL << 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;
+
+ default:
+ netif_info(lio, drv, lio->netdev, "Unknown Stringset !!\n");
+ break;
}
}
@@ -609,8 +913,14 @@ static int lio_get_sset_count(struct net_device *netdev, int sset)
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct_dev = lio->oct_dev;
- return (ARRAY_SIZE(oct_iq_stats_strings) * oct_dev->num_iqs) +
- (ARRAY_SIZE(oct_droq_stats_strings) * oct_dev->num_oqs);
+ switch (sset) {
+ case ETH_SS_STATS:
+ return (ARRAY_SIZE(oct_stats_strings) +
+ ARRAY_SIZE(oct_iq_stats_strings) * oct_dev->num_iqs +
+ ARRAY_SIZE(oct_droq_stats_strings) * oct_dev->num_oqs);
+ default:
+ return -EOPNOTSUPP;
+ }
}
static int lio_get_intr_coalesce(struct net_device *netdev,
@@ -618,50 +928,49 @@ static int lio_get_intr_coalesce(struct net_device *netdev,
{
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct = lio->oct_dev;
- struct octeon_cn6xxx *cn6xxx = (struct octeon_cn6xxx *)oct->chip;
struct octeon_instr_queue *iq;
struct oct_intrmod_cfg *intrmod_cfg;
intrmod_cfg = &oct->intrmod;
switch (oct->chip_id) {
- /* case OCTEON_CN73XX: Todo */
- /* break; */
case OCTEON_CN68XX:
- case OCTEON_CN66XX:
- if (!intrmod_cfg->intrmod_enable) {
+ case OCTEON_CN66XX: {
+ struct octeon_cn6xxx *cn6xxx =
+ (struct octeon_cn6xxx *)oct->chip;
+
+ if (!intrmod_cfg->rx_enable) {
intr_coal->rx_coalesce_usecs =
CFG_GET_OQ_INTR_TIME(cn6xxx->conf);
intr_coal->rx_max_coalesced_frames =
CFG_GET_OQ_INTR_PKT(cn6xxx->conf);
- } else {
- intr_coal->use_adaptive_rx_coalesce =
- intrmod_cfg->intrmod_enable;
- intr_coal->rate_sample_interval =
- intrmod_cfg->intrmod_check_intrvl;
- intr_coal->pkt_rate_high =
- intrmod_cfg->intrmod_maxpkt_ratethr;
- intr_coal->pkt_rate_low =
- intrmod_cfg->intrmod_minpkt_ratethr;
- intr_coal->rx_max_coalesced_frames_high =
- intrmod_cfg->intrmod_maxcnt_trigger;
- intr_coal->rx_coalesce_usecs_high =
- intrmod_cfg->intrmod_maxtmr_trigger;
- intr_coal->rx_coalesce_usecs_low =
- intrmod_cfg->intrmod_mintmr_trigger;
- intr_coal->rx_max_coalesced_frames_low =
- intrmod_cfg->intrmod_mincnt_trigger;
}
-
- iq = oct->instr_queue[lio->linfo.txpciq[0]];
+ iq = oct->instr_queue[lio->linfo.txpciq[0].s.q_no];
intr_coal->tx_max_coalesced_frames = iq->fill_threshold;
break;
-
+ }
default:
netif_info(lio, drv, lio->netdev, "Unknown Chip !!\n");
return -EINVAL;
}
-
+ if (intrmod_cfg->rx_enable) {
+ intr_coal->use_adaptive_rx_coalesce =
+ intrmod_cfg->rx_enable;
+ intr_coal->rate_sample_interval =
+ intrmod_cfg->check_intrvl;
+ intr_coal->pkt_rate_high =
+ intrmod_cfg->maxpkt_ratethr;
+ intr_coal->pkt_rate_low =
+ intrmod_cfg->minpkt_ratethr;
+ intr_coal->rx_max_coalesced_frames_high =
+ intrmod_cfg->rx_maxcnt_trigger;
+ intr_coal->rx_coalesce_usecs_high =
+ intrmod_cfg->rx_maxtmr_trigger;
+ intr_coal->rx_coalesce_usecs_low =
+ intrmod_cfg->rx_mintmr_trigger;
+ intr_coal->rx_max_coalesced_frames_low =
+ intrmod_cfg->rx_mincnt_trigger;
+ }
return 0;
}
@@ -681,19 +990,20 @@ static void octnet_intrmod_callback(struct octeon_device *oct_dev,
else
dev_info(&oct_dev->pci_dev->dev,
"Rx-Adaptive Interrupt moderation enabled:%llx\n",
- oct_dev->intrmod.intrmod_enable);
+ oct_dev->intrmod.rx_enable);
octeon_free_soft_command(oct_dev, sc);
}
/* Configure interrupt moderation parameters */
-static int octnet_set_intrmod_cfg(void *oct, struct oct_intrmod_cfg *intr_cfg)
+static int octnet_set_intrmod_cfg(struct lio *lio,
+ struct oct_intrmod_cfg *intr_cfg)
{
struct octeon_soft_command *sc;
struct oct_intrmod_cmd *cmd;
struct oct_intrmod_cfg *cfg;
int retval;
- struct octeon_device *oct_dev = (struct octeon_device *)oct;
+ struct octeon_device *oct_dev = lio->oct_dev;
/* Alloc soft command */
sc = (struct octeon_soft_command *)
@@ -714,6 +1024,8 @@ static int octnet_set_intrmod_cfg(void *oct, struct oct_intrmod_cfg *intr_cfg)
cmd->cfg = cfg;
cmd->oct_dev = oct_dev;
+ sc->iq_no = lio->linfo.txpciq[0].s.q_no;
+
octeon_prepare_soft_command(oct_dev, sc, OPCODE_NIC,
OPCODE_NIC_INTRMOD_CFG, 0, 0, 0);
@@ -722,17 +1034,166 @@ static int octnet_set_intrmod_cfg(void *oct, struct oct_intrmod_cfg *intr_cfg)
sc->wait_time = 1000;
retval = octeon_send_soft_command(oct_dev, sc);
- if (retval) {
+ if (retval == IQ_SEND_FAILED) {
+ octeon_free_soft_command(oct_dev, sc);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+void
+octnet_nic_stats_callback(struct octeon_device *oct_dev,
+ u32 status, void *ptr)
+{
+ struct octeon_soft_command *sc = (struct octeon_soft_command *)ptr;
+ struct oct_nic_stats_resp *resp = (struct oct_nic_stats_resp *)
+ sc->virtrptr;
+ struct oct_nic_stats_ctrl *ctrl = (struct oct_nic_stats_ctrl *)
+ sc->ctxptr;
+ struct nic_rx_stats *rsp_rstats = &resp->stats.fromwire;
+ struct nic_tx_stats *rsp_tstats = &resp->stats.fromhost;
+
+ struct nic_rx_stats *rstats = &oct_dev->link_stats.fromwire;
+ struct nic_tx_stats *tstats = &oct_dev->link_stats.fromhost;
+
+ if ((status != OCTEON_REQUEST_TIMEOUT) && !resp->status) {
+ octeon_swap_8B_data((u64 *)&resp->stats,
+ (sizeof(struct oct_link_stats)) >> 3);
+
+ /* RX link-level stats */
+ rstats->total_rcvd = rsp_rstats->total_rcvd;
+ rstats->bytes_rcvd = rsp_rstats->bytes_rcvd;
+ rstats->total_bcst = rsp_rstats->total_bcst;
+ rstats->total_mcst = rsp_rstats->total_mcst;
+ rstats->runts = rsp_rstats->runts;
+ rstats->ctl_rcvd = rsp_rstats->ctl_rcvd;
+ /* Accounts for over/under-run of buffers */
+ rstats->fifo_err = rsp_rstats->fifo_err;
+ rstats->dmac_drop = rsp_rstats->dmac_drop;
+ rstats->fcs_err = rsp_rstats->fcs_err;
+ rstats->jabber_err = rsp_rstats->jabber_err;
+ rstats->l2_err = rsp_rstats->l2_err;
+ rstats->frame_err = rsp_rstats->frame_err;
+
+ /* RX firmware stats */
+ rstats->fw_total_rcvd = rsp_rstats->fw_total_rcvd;
+ rstats->fw_total_fwd = rsp_rstats->fw_total_fwd;
+ rstats->fw_err_pko = rsp_rstats->fw_err_pko;
+ rstats->fw_err_link = rsp_rstats->fw_err_link;
+ rstats->fw_err_drop = rsp_rstats->fw_err_drop;
+ /* Number of packets that are LROed */
+ rstats->fw_lro_pkts = rsp_rstats->fw_lro_pkts;
+ /* Number of octets that are LROed */
+ rstats->fw_lro_octs = rsp_rstats->fw_lro_octs;
+ /* Number of LRO packets formed */
+ rstats->fw_total_lro = rsp_rstats->fw_total_lro;
+ /* Number of times lRO of packet aborted */
+ rstats->fw_lro_aborts = rsp_rstats->fw_lro_aborts;
+ rstats->fw_lro_aborts_port = rsp_rstats->fw_lro_aborts_port;
+ rstats->fw_lro_aborts_seq = rsp_rstats->fw_lro_aborts_seq;
+ rstats->fw_lro_aborts_tsval = rsp_rstats->fw_lro_aborts_tsval;
+ rstats->fw_lro_aborts_timer = rsp_rstats->fw_lro_aborts_timer;
+ /* intrmod: packet forward rate */
+ rstats->fwd_rate = rsp_rstats->fwd_rate;
+
+ /* TX link-level stats */
+ tstats->total_pkts_sent = rsp_tstats->total_pkts_sent;
+ tstats->total_bytes_sent = rsp_tstats->total_bytes_sent;
+ tstats->mcast_pkts_sent = rsp_tstats->mcast_pkts_sent;
+ tstats->bcast_pkts_sent = rsp_tstats->bcast_pkts_sent;
+ tstats->ctl_sent = rsp_tstats->ctl_sent;
+ /* Packets sent after one collision*/
+ tstats->one_collision_sent = rsp_tstats->one_collision_sent;
+ /* Packets sent after multiple collision*/
+ tstats->multi_collision_sent = rsp_tstats->multi_collision_sent;
+ /* Packets not sent due to max collisions */
+ tstats->max_collision_fail = rsp_tstats->max_collision_fail;
+ /* Packets not sent due to max deferrals */
+ tstats->max_deferral_fail = rsp_tstats->max_deferral_fail;
+ /* Accounts for over/under-run of buffers */
+ tstats->fifo_err = rsp_tstats->fifo_err;
+ tstats->runts = rsp_tstats->runts;
+ /* Total number of collisions detected */
+ tstats->total_collisions = rsp_tstats->total_collisions;
+
+ /* firmware stats */
+ tstats->fw_total_sent = rsp_tstats->fw_total_sent;
+ tstats->fw_total_fwd = rsp_tstats->fw_total_fwd;
+ tstats->fw_err_pko = rsp_tstats->fw_err_pko;
+ tstats->fw_err_link = rsp_tstats->fw_err_link;
+ tstats->fw_err_drop = rsp_tstats->fw_err_drop;
+ tstats->fw_tso = rsp_tstats->fw_tso;
+ tstats->fw_tso_fwd = rsp_tstats->fw_tso_fwd;
+ tstats->fw_err_tso = rsp_tstats->fw_err_tso;
+ resp->status = 1;
+ } else {
+ resp->status = -1;
+ }
+ complete(&ctrl->complete);
+}
+
+/* Configure interrupt moderation parameters */
+static int octnet_get_link_stats(struct net_device *netdev)
+{
+ struct lio *lio = GET_LIO(netdev);
+ struct octeon_device *oct_dev = lio->oct_dev;
+
+ struct octeon_soft_command *sc;
+ struct oct_nic_stats_ctrl *ctrl;
+ struct oct_nic_stats_resp *resp;
+
+ int retval;
+
+ /* Alloc soft command */
+ sc = (struct octeon_soft_command *)
+ octeon_alloc_soft_command(oct_dev,
+ 0,
+ sizeof(struct oct_nic_stats_resp),
+ sizeof(struct octnic_ctrl_pkt));
+
+ if (!sc)
+ return -ENOMEM;
+
+ resp = (struct oct_nic_stats_resp *)sc->virtrptr;
+ memset(resp, 0, sizeof(struct oct_nic_stats_resp));
+
+ ctrl = (struct oct_nic_stats_ctrl *)sc->ctxptr;
+ memset(ctrl, 0, sizeof(struct oct_nic_stats_ctrl));
+ ctrl->netdev = netdev;
+ init_completion(&ctrl->complete);
+
+ sc->iq_no = lio->linfo.txpciq[0].s.q_no;
+
+ octeon_prepare_soft_command(oct_dev, sc, OPCODE_NIC,
+ OPCODE_NIC_PORT_STATS, 0, 0, 0);
+
+ sc->callback = octnet_nic_stats_callback;
+ sc->callback_arg = sc;
+ sc->wait_time = 500; /*in milli seconds*/
+
+ retval = octeon_send_soft_command(oct_dev, sc);
+ if (retval == IQ_SEND_FAILED) {
octeon_free_soft_command(oct_dev, sc);
return -EINVAL;
}
+ wait_for_completion_timeout(&ctrl->complete, msecs_to_jiffies(1000));
+
+ if (resp->status != 1) {
+ octeon_free_soft_command(oct_dev, sc);
+
+ return -EINVAL;
+ }
+
+ octeon_free_soft_command(oct_dev, sc);
+
return 0;
}
/* Enable/Disable auto interrupt Moderation */
static int oct_cfg_adaptive_intr(struct lio *lio, struct ethtool_coalesce
- *intr_coal, int adaptive)
+ *intr_coal)
{
int ret = 0;
struct octeon_device *oct = lio->oct_dev;
@@ -740,59 +1201,73 @@ static int oct_cfg_adaptive_intr(struct lio *lio, struct ethtool_coalesce
intrmod_cfg = &oct->intrmod;
- if (adaptive) {
+ if (oct->intrmod.rx_enable || oct->intrmod.tx_enable) {
if (intr_coal->rate_sample_interval)
- intrmod_cfg->intrmod_check_intrvl =
+ intrmod_cfg->check_intrvl =
intr_coal->rate_sample_interval;
else
- intrmod_cfg->intrmod_check_intrvl =
+ intrmod_cfg->check_intrvl =
LIO_INTRMOD_CHECK_INTERVAL;
if (intr_coal->pkt_rate_high)
- intrmod_cfg->intrmod_maxpkt_ratethr =
+ intrmod_cfg->maxpkt_ratethr =
intr_coal->pkt_rate_high;
else
- intrmod_cfg->intrmod_maxpkt_ratethr =
+ intrmod_cfg->maxpkt_ratethr =
LIO_INTRMOD_MAXPKT_RATETHR;
if (intr_coal->pkt_rate_low)
- intrmod_cfg->intrmod_minpkt_ratethr =
+ intrmod_cfg->minpkt_ratethr =
intr_coal->pkt_rate_low;
else
- intrmod_cfg->intrmod_minpkt_ratethr =
+ intrmod_cfg->minpkt_ratethr =
LIO_INTRMOD_MINPKT_RATETHR;
-
+ }
+ if (oct->intrmod.rx_enable) {
if (intr_coal->rx_max_coalesced_frames_high)
- intrmod_cfg->intrmod_maxcnt_trigger =
+ intrmod_cfg->rx_maxcnt_trigger =
intr_coal->rx_max_coalesced_frames_high;
else
- intrmod_cfg->intrmod_maxcnt_trigger =
- LIO_INTRMOD_MAXCNT_TRIGGER;
+ intrmod_cfg->rx_maxcnt_trigger =
+ LIO_INTRMOD_RXMAXCNT_TRIGGER;
if (intr_coal->rx_coalesce_usecs_high)
- intrmod_cfg->intrmod_maxtmr_trigger =
+ intrmod_cfg->rx_maxtmr_trigger =
intr_coal->rx_coalesce_usecs_high;
else
- intrmod_cfg->intrmod_maxtmr_trigger =
- LIO_INTRMOD_MAXTMR_TRIGGER;
+ intrmod_cfg->rx_maxtmr_trigger =
+ LIO_INTRMOD_RXMAXTMR_TRIGGER;
if (intr_coal->rx_coalesce_usecs_low)
- intrmod_cfg->intrmod_mintmr_trigger =
+ intrmod_cfg->rx_mintmr_trigger =
intr_coal->rx_coalesce_usecs_low;
else
- intrmod_cfg->intrmod_mintmr_trigger =
- LIO_INTRMOD_MINTMR_TRIGGER;
+ intrmod_cfg->rx_mintmr_trigger =
+ LIO_INTRMOD_RXMINTMR_TRIGGER;
if (intr_coal->rx_max_coalesced_frames_low)
- intrmod_cfg->intrmod_mincnt_trigger =
+ intrmod_cfg->rx_mincnt_trigger =
intr_coal->rx_max_coalesced_frames_low;
else
- intrmod_cfg->intrmod_mincnt_trigger =
- LIO_INTRMOD_MINCNT_TRIGGER;
+ intrmod_cfg->rx_mincnt_trigger =
+ LIO_INTRMOD_RXMINCNT_TRIGGER;
+ }
+ if (oct->intrmod.tx_enable) {
+ if (intr_coal->tx_max_coalesced_frames_high)
+ intrmod_cfg->tx_maxcnt_trigger =
+ intr_coal->tx_max_coalesced_frames_high;
+ else
+ intrmod_cfg->tx_maxcnt_trigger =
+ LIO_INTRMOD_TXMAXCNT_TRIGGER;
+ if (intr_coal->tx_max_coalesced_frames_low)
+ intrmod_cfg->tx_mincnt_trigger =
+ intr_coal->tx_max_coalesced_frames_low;
+ else
+ intrmod_cfg->tx_mincnt_trigger =
+ LIO_INTRMOD_TXMINCNT_TRIGGER;
}
- intrmod_cfg->intrmod_enable = adaptive;
- ret = octnet_set_intrmod_cfg(oct, intrmod_cfg);
+ ret = octnet_set_intrmod_cfg(lio, intrmod_cfg);
return ret;
}
@@ -800,54 +1275,81 @@ static int oct_cfg_adaptive_intr(struct lio *lio, struct ethtool_coalesce
static int
oct_cfg_rx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal)
{
- int ret;
struct octeon_device *oct = lio->oct_dev;
- struct octeon_cn6xxx *cn6xxx = (struct octeon_cn6xxx *)oct->chip;
u32 rx_max_coalesced_frames;
- if (!intr_coal->rx_max_coalesced_frames)
- rx_max_coalesced_frames = CN6XXX_OQ_INTR_PKT;
- else
- rx_max_coalesced_frames = intr_coal->rx_max_coalesced_frames;
-
- /* Disable adaptive interrupt modulation */
- ret = oct_cfg_adaptive_intr(lio, intr_coal, 0);
- if (ret)
- return ret;
-
/* Config Cnt based interrupt values */
- octeon_write_csr(oct, CN6XXX_SLI_OQ_INT_LEVEL_PKTS,
- rx_max_coalesced_frames);
- CFG_SET_OQ_INTR_PKT(cn6xxx->conf, rx_max_coalesced_frames);
+ switch (oct->chip_id) {
+ case OCTEON_CN68XX:
+ case OCTEON_CN66XX: {
+ struct octeon_cn6xxx *cn6xxx =
+ (struct octeon_cn6xxx *)oct->chip;
+
+ if (!intr_coal->rx_max_coalesced_frames)
+ rx_max_coalesced_frames = CN6XXX_OQ_INTR_PKT;
+ else
+ rx_max_coalesced_frames =
+ intr_coal->rx_max_coalesced_frames;
+ octeon_write_csr(oct, CN6XXX_SLI_OQ_INT_LEVEL_PKTS,
+ rx_max_coalesced_frames);
+ CFG_SET_OQ_INTR_PKT(cn6xxx->conf, rx_max_coalesced_frames);
+ break;
+ }
+ default:
+ return -EINVAL;
+ }
return 0;
}
static int oct_cfg_rx_intrtime(struct lio *lio, struct ethtool_coalesce
*intr_coal)
{
- int ret;
struct octeon_device *oct = lio->oct_dev;
- struct octeon_cn6xxx *cn6xxx = (struct octeon_cn6xxx *)oct->chip;
u32 time_threshold, rx_coalesce_usecs;
- if (!intr_coal->rx_coalesce_usecs)
- rx_coalesce_usecs = CN6XXX_OQ_INTR_TIME;
- else
- rx_coalesce_usecs = intr_coal->rx_coalesce_usecs;
+ /* Config Time based interrupt values */
+ switch (oct->chip_id) {
+ case OCTEON_CN68XX:
+ case OCTEON_CN66XX: {
+ struct octeon_cn6xxx *cn6xxx =
+ (struct octeon_cn6xxx *)oct->chip;
+ if (!intr_coal->rx_coalesce_usecs)
+ rx_coalesce_usecs = CN6XXX_OQ_INTR_TIME;
+ else
+ rx_coalesce_usecs = intr_coal->rx_coalesce_usecs;
- /* Disable adaptive interrupt modulation */
- ret = oct_cfg_adaptive_intr(lio, intr_coal, 0);
- if (ret)
- return ret;
+ time_threshold = lio_cn6xxx_get_oq_ticks(oct,
+ rx_coalesce_usecs);
+ octeon_write_csr(oct,
+ CN6XXX_SLI_OQ_INT_LEVEL_TIME,
+ time_threshold);
- /* Config Time based interrupt values */
- time_threshold = lio_cn6xxx_get_oq_ticks(oct, rx_coalesce_usecs);
- octeon_write_csr(oct, CN6XXX_SLI_OQ_INT_LEVEL_TIME, time_threshold);
- CFG_SET_OQ_INTR_TIME(cn6xxx->conf, rx_coalesce_usecs);
+ CFG_SET_OQ_INTR_TIME(cn6xxx->conf, rx_coalesce_usecs);
+ break;
+ }
+ default:
+ return -EINVAL;
+ }
return 0;
}
+static int
+oct_cfg_tx_intrcnt(struct lio *lio, struct ethtool_coalesce *intr_coal)
+{
+ struct octeon_device *oct = lio->oct_dev;
+
+ /* Config Cnt based interrupt values */
+ switch (oct->chip_id) {
+ case OCTEON_CN68XX:
+ case OCTEON_CN66XX:
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
static int lio_set_intr_coalesce(struct net_device *netdev,
struct ethtool_coalesce *intr_coal)
{
@@ -855,59 +1357,48 @@ static int lio_set_intr_coalesce(struct net_device *netdev,
int ret;
struct octeon_device *oct = lio->oct_dev;
u32 j, q_no;
+ int db_max, db_min;
- if ((intr_coal->tx_max_coalesced_frames >= CN6XXX_DB_MIN) &&
- (intr_coal->tx_max_coalesced_frames <= CN6XXX_DB_MAX)) {
- for (j = 0; j < lio->linfo.num_txpciq; j++) {
- q_no = lio->linfo.txpciq[j];
- oct->instr_queue[q_no]->fill_threshold =
- intr_coal->tx_max_coalesced_frames;
+ switch (oct->chip_id) {
+ case OCTEON_CN68XX:
+ case OCTEON_CN66XX:
+ db_min = CN6XXX_DB_MIN;
+ db_max = CN6XXX_DB_MAX;
+ if ((intr_coal->tx_max_coalesced_frames >= db_min) &&
+ (intr_coal->tx_max_coalesced_frames <= db_max)) {
+ for (j = 0; j < lio->linfo.num_txpciq; j++) {
+ q_no = lio->linfo.txpciq[j].s.q_no;
+ oct->instr_queue[q_no]->fill_threshold =
+ intr_coal->tx_max_coalesced_frames;
+ }
+ } else {
+ dev_err(&oct->pci_dev->dev,
+ "LIQUIDIO: Invalid tx-frames:%d. Range is min:%d max:%d\n",
+ intr_coal->tx_max_coalesced_frames, db_min,
+ db_max);
+ return -EINVAL;
}
- } else {
- dev_err(&oct->pci_dev->dev,
- "LIQUIDIO: Invalid tx-frames:%d. Range is min:%d max:%d\n",
- intr_coal->tx_max_coalesced_frames, CN6XXX_DB_MIN,
- CN6XXX_DB_MAX);
+ break;
+ default:
return -EINVAL;
}
- /* User requested adaptive-rx on */
- if (intr_coal->use_adaptive_rx_coalesce) {
- ret = oct_cfg_adaptive_intr(lio, intr_coal, 1);
- if (ret)
- goto ret_intrmod;
- }
+ oct->intrmod.rx_enable = intr_coal->use_adaptive_rx_coalesce ? 1 : 0;
+ oct->intrmod.tx_enable = intr_coal->use_adaptive_tx_coalesce ? 1 : 0;
+
+ ret = oct_cfg_adaptive_intr(lio, intr_coal);
- /* User requested adaptive-rx off and rx coalesce */
- if ((intr_coal->rx_coalesce_usecs) &&
- (!intr_coal->use_adaptive_rx_coalesce)) {
+ if (!intr_coal->use_adaptive_rx_coalesce) {
ret = oct_cfg_rx_intrtime(lio, intr_coal);
if (ret)
goto ret_intrmod;
- }
- /* User requested adaptive-rx off and rx coalesce */
- if ((intr_coal->rx_max_coalesced_frames) &&
- (!intr_coal->use_adaptive_rx_coalesce)) {
ret = oct_cfg_rx_intrcnt(lio, intr_coal);
if (ret)
goto ret_intrmod;
}
-
- /* User requested adaptive-rx off, so use default coalesce params */
- if ((!intr_coal->rx_max_coalesced_frames) &&
- (!intr_coal->use_adaptive_rx_coalesce) &&
- (!intr_coal->rx_coalesce_usecs)) {
- dev_info(&oct->pci_dev->dev,
- "Turning off adaptive-rx interrupt moderation\n");
- dev_info(&oct->pci_dev->dev,
- "Using RX Coalesce Default values rx_coalesce_usecs:%d rx_max_coalesced_frames:%d\n",
- CN6XXX_OQ_INTR_TIME, CN6XXX_OQ_INTR_PKT);
- ret = oct_cfg_rx_intrtime(lio, intr_coal);
- if (ret)
- goto ret_intrmod;
-
- ret = oct_cfg_rx_intrcnt(lio, intr_coal);
+ if (!intr_coal->use_adaptive_tx_coalesce) {
+ ret = oct_cfg_tx_intrcnt(lio, intr_coal);
if (ret)
goto ret_intrmod;
}
@@ -923,23 +1414,28 @@ static int lio_get_ts_info(struct net_device *netdev,
struct lio *lio = GET_LIO(netdev);
info->so_timestamping =
+#ifdef PTP_HARDWARE_TIMESTAMPING
SOF_TIMESTAMPING_TX_HARDWARE |
- SOF_TIMESTAMPING_TX_SOFTWARE |
SOF_TIMESTAMPING_RX_HARDWARE |
+ SOF_TIMESTAMPING_RAW_HARDWARE |
+ SOF_TIMESTAMPING_TX_SOFTWARE |
+#endif
SOF_TIMESTAMPING_RX_SOFTWARE |
- SOF_TIMESTAMPING_SOFTWARE | SOF_TIMESTAMPING_RAW_HARDWARE;
+ SOF_TIMESTAMPING_SOFTWARE;
if (lio->ptp_clock)
info->phc_index = ptp_clock_index(lio->ptp_clock);
else
info->phc_index = -1;
+#ifdef PTP_HARDWARE_TIMESTAMPING
info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
(1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
(1 << HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
(1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT);
+#endif
return 0;
}
@@ -950,7 +1446,6 @@ static int lio_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
struct octeon_device *oct = lio->oct_dev;
struct oct_link_info *linfo;
struct octnic_ctrl_pkt nctrl;
- struct octnic_ctrl_params nparams;
int ret = 0;
/* get the link info */
@@ -965,12 +1460,14 @@ static int lio_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
ecmd->duplex != DUPLEX_FULL)))
return -EINVAL;
- /* Ethtool Support is not provided for XAUI and RXAUI Interfaces
+ /* Ethtool Support is not provided for XAUI, RXAUI, and XFI Interfaces
* as they operate at fixed Speed and Duplex settings
*/
- if (linfo->link.s.interface == INTERFACE_MODE_XAUI ||
- linfo->link.s.interface == INTERFACE_MODE_RXAUI) {
- dev_info(&oct->pci_dev->dev, "XAUI IFs settings cannot be modified.\n");
+ 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;
}
@@ -978,9 +1475,9 @@ static int lio_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
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.ncmd.s.param1 = lio->linfo.ifidx;
nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
/* Passing the parameters sent by ethtool like Speed, Autoneg & Duplex
@@ -990,19 +1487,17 @@ static int lio_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
/* Autoneg ON */
nctrl.ncmd.s.more = OCTNIC_NCMD_PHY_ON |
OCTNIC_NCMD_AUTONEG_ON;
- nctrl.ncmd.s.param2 = ecmd->advertising;
+ nctrl.ncmd.s.param1 = ecmd->advertising;
} else {
/* Autoneg OFF */
nctrl.ncmd.s.more = OCTNIC_NCMD_PHY_ON;
- nctrl.ncmd.s.param3 = ecmd->duplex;
+ nctrl.ncmd.s.param2 = ecmd->duplex;
- nctrl.ncmd.s.param2 = ecmd->speed;
+ nctrl.ncmd.s.param1 = ecmd->speed;
}
- nparams.resp_order = OCTEON_RESP_ORDERED;
-
- ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl, nparams);
+ 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;
@@ -1170,13 +1665,12 @@ static void lio_get_regs(struct net_device *dev,
int len = 0;
struct octeon_device *oct = lio->oct_dev;
- memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN);
regs->version = OCT_ETHTOOL_REGSVER;
switch (oct->chip_id) {
- /* case OCTEON_CN73XX: Todo */
case OCTEON_CN68XX:
case OCTEON_CN66XX:
+ memset(regbuf, 0, OCT_ETHTOOL_REGDUMP_LEN);
len += cn6xxx_read_csr_reg(regbuf + len, oct);
len += cn6xxx_read_config_reg(regbuf + len, oct);
break;
@@ -1186,6 +1680,23 @@ static void lio_get_regs(struct net_device *dev,
}
}
+static u32 lio_get_priv_flags(struct net_device *netdev)
+{
+ struct lio *lio = GET_LIO(netdev);
+
+ return lio->oct_dev->priv_flags;
+}
+
+static int lio_set_priv_flags(struct net_device *netdev, u32 flags)
+{
+ struct lio *lio = GET_LIO(netdev);
+ bool intr_by_tx_bytes = !!(flags & (0x1 << OCT_PRIV_FLAG_TX_BYTES));
+
+ lio_set_priv_flag(lio->oct_dev, OCT_PRIV_FLAG_TX_BYTES,
+ intr_by_tx_bytes);
+ return 0;
+}
+
static const struct ethtool_ops lio_ethtool_ops = {
.get_settings = lio_get_settings,
.get_link = ethtool_op_get_link,
@@ -1207,6 +1718,8 @@ static const struct ethtool_ops lio_ethtool_ops = {
.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,
};
--
1.8.3.1
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