#include <rte_atomic.h>
#include <rte_branch_prediction.h>
#include <rte_memory.h>
-#include <rte_memzone.h>
#include <rte_tailq.h>
#include <rte_eal.h>
#include <rte_alarm.h>
#include <rte_ether.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
#include <rte_ethdev_pci.h>
-#include <rte_atomic.h>
#include <rte_malloc.h>
#include <rte_random.h>
#include <rte_dev.h>
static inline bool is_x_1g_port(const struct link_config *lc)
{
- return (lc->supported & FW_PORT_CAP_SPEED_1G) != 0;
+ return (lc->pcaps & FW_PORT_CAP32_SPEED_1G) != 0;
}
static inline bool is_x_10g_port(const struct link_config *lc)
{
unsigned int speeds, high_speeds;
- speeds = V_FW_PORT_CAP_SPEED(G_FW_PORT_CAP_SPEED(lc->supported));
- high_speeds = speeds & ~(FW_PORT_CAP_SPEED_100M | FW_PORT_CAP_SPEED_1G);
+ speeds = V_FW_PORT_CAP32_SPEED(G_FW_PORT_CAP32_SPEED(lc->pcaps));
+ high_speeds = speeds &
+ ~(FW_PORT_CAP32_SPEED_100M | FW_PORT_CAP32_SPEED_1G);
return high_speeds != 0;
}
for (i = 0; i < ARRAY_SIZE(s->ethrxq); i++) {
struct sge_eth_rxq *r = &s->ethrxq[i];
- init_rspq(adap, &r->rspq, 0, 0, 1024, 64);
+ init_rspq(adap, &r->rspq, 5, 32, 1024, 64);
r->usembufs = 1;
r->fl.size = (r->usembufs ? 1024 : 72);
}
MEMWIN_NIC));
}
-static int init_rss(struct adapter *adap)
+int init_rss(struct adapter *adap)
{
unsigned int i;
- int err;
- err = t4_init_rss_mode(adap, adap->mbox);
- if (err)
- return err;
+ if (is_pf4(adap)) {
+ int err;
+
+ err = t4_init_rss_mode(adap, adap->mbox);
+ if (err)
+ return err;
+ }
for_each_port(adap, i) {
struct port_info *pi = adap2pinfo(adap, i);
pi->rss = rte_zmalloc(NULL, pi->rss_size * sizeof(u16), 0);
if (!pi->rss)
return -ENOMEM;
+
+ pi->rss_hf = CXGBE_RSS_HF_ALL;
}
return 0;
}
-static void print_port_info(struct adapter *adap)
+/**
+ * Dump basic information about the adapter.
+ */
+void print_adapter_info(struct adapter *adap)
+{
+ /**
+ * Hardware/Firmware/etc. Version/Revision IDs.
+ */
+ t4_dump_version_info(adap);
+}
+
+void print_port_info(struct adapter *adap)
{
int i;
char buf[80];
struct rte_pci_addr *loc = &adap->pdev->addr;
for_each_port(adap, i) {
- const struct port_info *pi = &adap->port[i];
+ const struct port_info *pi = adap2pinfo(adap, i);
char *bufp = buf;
- if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100M)
+ if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_100M)
bufp += sprintf(bufp, "100M/");
- if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_1G)
+ if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_1G)
bufp += sprintf(bufp, "1G/");
- if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_10G)
+ if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_10G)
bufp += sprintf(bufp, "10G/");
- if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_25G)
+ if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_25G)
bufp += sprintf(bufp, "25G/");
- if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_40G)
+ if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_40G)
bufp += sprintf(bufp, "40G/");
- if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100G)
+ if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_50G)
+ bufp += sprintf(bufp, "50G/");
+ if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_100G)
bufp += sprintf(bufp, "100G/");
if (bufp != buf)
--bufp;
}
}
+static void configure_pcie_ext_tag(struct adapter *adapter)
+{
+ u16 v;
+ int pos = t4_os_find_pci_capability(adapter, PCI_CAP_ID_EXP);
+
+ if (!pos)
+ return;
+
+ if (pos > 0) {
+ t4_os_pci_read_cfg2(adapter, pos + PCI_EXP_DEVCTL, &v);
+ v |= PCI_EXP_DEVCTL_EXT_TAG;
+ t4_os_pci_write_cfg2(adapter, pos + PCI_EXP_DEVCTL, v);
+ if (is_t6(adapter->params.chip)) {
+ t4_set_reg_field(adapter, A_PCIE_CFG2,
+ V_T6_TOTMAXTAG(M_T6_TOTMAXTAG),
+ V_T6_TOTMAXTAG(7));
+ t4_set_reg_field(adapter, A_PCIE_CMD_CFG,
+ V_T6_MINTAG(M_T6_MINTAG),
+ V_T6_MINTAG(8));
+ } else {
+ t4_set_reg_field(adapter, A_PCIE_CFG2,
+ V_TOTMAXTAG(M_TOTMAXTAG),
+ V_TOTMAXTAG(3));
+ t4_set_reg_field(adapter, A_PCIE_CMD_CFG,
+ V_MINTAG(M_MINTAG),
+ V_MINTAG(8));
+ }
+ }
+}
+
/*
* Tweak configuration based on system architecture, etc. Most of these have
* defaults assigned to them by Firmware Configuration Files (if we're using
V_CREDITCNT(M_CREDITCNT) | M_CREDITCNTPACKING,
V_CREDITCNT(3) | V_CREDITCNTPACKING(1));
+ t4_set_reg_field(adapter, A_SGE_INGRESS_RX_THRESHOLD,
+ V_THRESHOLD_3(M_THRESHOLD_3), V_THRESHOLD_3(32U));
+
t4_set_reg_field(adapter, A_SGE_CONTROL2, V_IDMAARBROUNDROBIN(1U),
V_IDMAARBROUNDROBIN(1U));
/*
* Return successfully and note that we're operating with parameters
* not supplied by the driver, rather than from hard-wired
- * initialization constants burried in the driver.
+ * initialization constants buried in the driver.
*/
dev_info(adapter,
"Successfully configured using Firmware Configuration File \"%s\", version %#x, computed checksum %#x\n",
state = (enum dev_state)((unsigned)state & ~DEV_STATE_INIT);
}
- t4_get_fw_version(adap, &adap->params.fw_vers);
- t4_get_tp_version(adap, &adap->params.tp_vers);
-
- dev_info(adap, "fw: %u.%u.%u.%u, TP: %u.%u.%u.%u\n",
- G_FW_HDR_FW_VER_MAJOR(adap->params.fw_vers),
- G_FW_HDR_FW_VER_MINOR(adap->params.fw_vers),
- G_FW_HDR_FW_VER_MICRO(adap->params.fw_vers),
- G_FW_HDR_FW_VER_BUILD(adap->params.fw_vers),
- G_FW_HDR_FW_VER_MAJOR(adap->params.tp_vers),
- G_FW_HDR_FW_VER_MINOR(adap->params.tp_vers),
- G_FW_HDR_FW_VER_MICRO(adap->params.tp_vers),
- G_FW_HDR_FW_VER_BUILD(adap->params.tp_vers));
+ t4_get_version_info(adap);
ret = t4_get_core_clock(adap, &adap->params.vpd);
if (ret < 0) {
}
t4_init_sge_params(adap);
t4_init_tp_params(adap);
+ configure_pcie_ext_tag(adap);
adap->params.drv_memwin = MEMWIN_NIC;
adap->flags |= FW_OK;
NULL, "LR", "SR", "ER", "passive DA", "active DA", "LRM"
};
- const struct port_info *pi = &adap->port[port_id];
+ const struct port_info *pi = adap2pinfo(adap, port_id);
if (pi->mod_type == FW_PORT_MOD_TYPE_NONE)
dev_info(adap, "Port%d: port module unplugged\n", pi->port_id);
ret = 0;
}
}
- if (ret == 0)
+ if (ret == 0 && is_pf4(adapter))
ret = t4_link_l1cfg(adapter, adapter->mbox, pi->tx_chan,
&pi->link_cfg);
if (ret == 0) {
}
/**
- * cxgb4_write_rss - write the RSS table for a given port
+ * cxgbe_write_rss_conf - flash the RSS configuration for a given port
+ * @pi: the port
+ * @rss_hf: Hash configuration to apply
+ */
+int cxgbe_write_rss_conf(const struct port_info *pi, uint64_t rss_hf)
+{
+ struct adapter *adapter = pi->adapter;
+ const struct sge_eth_rxq *rxq;
+ u64 flags = 0;
+ u16 rss;
+ int err;
+
+ /* Should never be called before setting up sge eth rx queues */
+ if (!(adapter->flags & FULL_INIT_DONE)) {
+ dev_err(adap, "%s No RXQs available on port %d\n",
+ __func__, pi->port_id);
+ return -EINVAL;
+ }
+
+ /* Don't allow unsupported hash functions */
+ if (rss_hf & ~CXGBE_RSS_HF_ALL)
+ return -EINVAL;
+
+ if (rss_hf & ETH_RSS_IPV4)
+ flags |= F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN;
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV4_TCP)
+ flags |= F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN;
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
+ flags |= F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN |
+ F_FW_RSS_VI_CONFIG_CMD_UDPEN;
+
+ if (rss_hf & ETH_RSS_IPV6)
+ flags |= F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN;
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV6_TCP)
+ flags |= F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN;
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV6_UDP)
+ flags |= F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN |
+ F_FW_RSS_VI_CONFIG_CMD_UDPEN;
+
+ rxq = &adapter->sge.ethrxq[pi->first_qset];
+ rss = rxq[0].rspq.abs_id;
+
+ /* If Tunnel All Lookup isn't specified in the global RSS
+ * Configuration, then we need to specify a default Ingress
+ * Queue for any ingress packets which aren't hashed. We'll
+ * use our first ingress queue ...
+ */
+ err = t4_config_vi_rss(adapter, adapter->mbox, pi->viid,
+ flags, rss);
+ return err;
+}
+
+/**
+ * cxgbe_write_rss - write the RSS table for a given port
* @pi: the port
* @queues: array of queue indices for RSS
*
* Sets up the portion of the HW RSS table for the port's VI to distribute
* packets to the Rx queues in @queues.
*/
-int cxgb4_write_rss(const struct port_info *pi, const u16 *queues)
+int cxgbe_write_rss(const struct port_info *pi, const u16 *queues)
{
u16 *rss;
int i, err;
err = t4_config_rss_range(adapter, adapter->pf, pi->viid, 0,
pi->rss_size, rss, pi->rss_size);
- /*
- * If Tunnel All Lookup isn't specified in the global RSS
- * Configuration, then we need to specify a default Ingress
- * Queue for any ingress packets which aren't hashed. We'll
- * use our first ingress queue ...
- */
- if (!err)
- err = t4_config_vi_rss(adapter, adapter->mbox, pi->viid,
- F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN |
- F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN |
- F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN |
- F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN |
- F_FW_RSS_VI_CONFIG_CMD_UDPEN,
- rss[0]);
rte_free(rss);
return err;
}
for (j = 0; j < pi->rss_size; j++)
pi->rss[j] = j % pi->n_rx_qsets;
- err = cxgb4_write_rss(pi, pi->rss);
+ err = cxgbe_write_rss(pi, pi->rss);
+ if (err)
+ return err;
+
+ err = cxgbe_write_rss_conf(pi, pi->rss_hf);
if (err)
return err;
pi->flags |= PORT_RSS_DONE;
/*
* Enable NAPI scheduling and interrupt generation for all Rx queues.
*/
-static void enable_rx(struct adapter *adap)
+static void enable_rx(struct adapter *adap, struct sge_rspq *q)
{
- struct sge *s = &adap->sge;
- struct sge_rspq *q = &s->fw_evtq;
- int i, j;
-
/* 0-increment GTS to start the timer and enable interrupts */
- t4_write_reg(adap, MYPF_REG(A_SGE_PF_GTS),
+ t4_write_reg(adap, is_pf4(adap) ? MYPF_REG(A_SGE_PF_GTS) :
+ T4VF_SGE_BASE_ADDR + A_SGE_VF_GTS,
V_SEINTARM(q->intr_params) |
V_INGRESSQID(q->cntxt_id));
+}
- for_each_port(adap, i) {
- const struct port_info *pi = &adap->port[i];
- struct rte_eth_dev *eth_dev = pi->eth_dev;
-
- for (j = 0; j < eth_dev->data->nb_rx_queues; j++) {
- q = eth_dev->data->rx_queues[j];
-
- /*
- * 0-increment GTS to start the timer and enable
- * interrupts
- */
- t4_write_reg(adap, MYPF_REG(A_SGE_PF_GTS),
- V_SEINTARM(q->intr_params) |
- V_INGRESSQID(q->cntxt_id));
- }
+void cxgbe_enable_rx_queues(struct port_info *pi)
+{
+ struct adapter *adap = pi->adapter;
+ struct sge *s = &adap->sge;
+ unsigned int i;
+
+ for (i = 0; i < pi->n_rx_qsets; i++)
+ enable_rx(adap, &s->ethrxq[pi->first_qset + i].rspq);
+}
+
+/**
+ * fw_caps_to_speed_caps - translate Firmware Port Caps to Speed Caps.
+ * @port_type: Firmware Port Type
+ * @fw_caps: Firmware Port Capabilities
+ * @speed_caps: Device Info Speed Capabilities
+ *
+ * Translate a Firmware Port Capabilities specification to Device Info
+ * Speed Capabilities.
+ */
+static void fw_caps_to_speed_caps(enum fw_port_type port_type,
+ unsigned int fw_caps,
+ u32 *speed_caps)
+{
+#define SET_SPEED(__speed_name) \
+ do { \
+ *speed_caps |= ETH_LINK_ ## __speed_name; \
+ } while (0)
+
+#define FW_CAPS_TO_SPEED(__fw_name) \
+ do { \
+ if (fw_caps & FW_PORT_CAP32_ ## __fw_name) \
+ SET_SPEED(__fw_name); \
+ } while (0)
+
+ switch (port_type) {
+ case FW_PORT_TYPE_BT_SGMII:
+ case FW_PORT_TYPE_BT_XFI:
+ case FW_PORT_TYPE_BT_XAUI:
+ FW_CAPS_TO_SPEED(SPEED_100M);
+ FW_CAPS_TO_SPEED(SPEED_1G);
+ FW_CAPS_TO_SPEED(SPEED_10G);
+ break;
+
+ case FW_PORT_TYPE_KX4:
+ case FW_PORT_TYPE_KX:
+ case FW_PORT_TYPE_FIBER_XFI:
+ case FW_PORT_TYPE_FIBER_XAUI:
+ case FW_PORT_TYPE_SFP:
+ case FW_PORT_TYPE_QSFP_10G:
+ case FW_PORT_TYPE_QSA:
+ FW_CAPS_TO_SPEED(SPEED_1G);
+ FW_CAPS_TO_SPEED(SPEED_10G);
+ break;
+
+ case FW_PORT_TYPE_KR:
+ SET_SPEED(SPEED_10G);
+ break;
+
+ case FW_PORT_TYPE_BP_AP:
+ case FW_PORT_TYPE_BP4_AP:
+ SET_SPEED(SPEED_1G);
+ SET_SPEED(SPEED_10G);
+ break;
+
+ case FW_PORT_TYPE_BP40_BA:
+ case FW_PORT_TYPE_QSFP:
+ SET_SPEED(SPEED_40G);
+ break;
+
+ case FW_PORT_TYPE_CR_QSFP:
+ case FW_PORT_TYPE_SFP28:
+ case FW_PORT_TYPE_KR_SFP28:
+ FW_CAPS_TO_SPEED(SPEED_1G);
+ FW_CAPS_TO_SPEED(SPEED_10G);
+ FW_CAPS_TO_SPEED(SPEED_25G);
+ break;
+
+ case FW_PORT_TYPE_CR2_QSFP:
+ SET_SPEED(SPEED_50G);
+ break;
+
+ case FW_PORT_TYPE_KR4_100G:
+ case FW_PORT_TYPE_CR4_QSFP:
+ FW_CAPS_TO_SPEED(SPEED_25G);
+ FW_CAPS_TO_SPEED(SPEED_40G);
+ FW_CAPS_TO_SPEED(SPEED_50G);
+ FW_CAPS_TO_SPEED(SPEED_100G);
+ break;
+
+ default:
+ break;
}
+
+#undef FW_CAPS_TO_SPEED
+#undef SET_SPEED
+}
+
+/**
+ * cxgbe_get_speed_caps - Fetch supported speed capabilities
+ * @pi: Underlying port's info
+ * @speed_caps: Device Info speed capabilities
+ *
+ * Fetch supported speed capabilities of the underlying port.
+ */
+void cxgbe_get_speed_caps(struct port_info *pi, u32 *speed_caps)
+{
+ *speed_caps = 0;
+
+ fw_caps_to_speed_caps(pi->port_type, pi->link_cfg.pcaps,
+ speed_caps);
+
+ if (!(pi->link_cfg.pcaps & FW_PORT_CAP32_ANEG))
+ *speed_caps |= ETH_LINK_SPEED_FIXED;
}
/**
*/
int cxgbe_up(struct adapter *adap)
{
- enable_rx(adap);
+ enable_rx(adap, &adap->sge.fw_evtq);
t4_sge_tx_monitor_start(adap);
- t4_intr_enable(adap);
+ if (is_pf4(adap))
+ t4_intr_enable(adap);
adap->flags |= FULL_INIT_DONE;
/* TODO: deadman watchdog ?? */
return err;
}
- t4_reset_link_config(adapter, pi->port_id);
+ t4_reset_link_config(adapter, pi->pidx);
return 0;
}
int i;
if (adapter->flags & FULL_INIT_DONE) {
- t4_intr_disable(adapter);
+ if (is_pf4(adapter))
+ t4_intr_disable(adapter);
t4_sge_tx_monitor_stop(adapter);
t4_free_sge_resources(adapter);
for_each_port(adapter, i) {
t4_free_vi(adapter, adapter->mbox,
adapter->pf, 0, pi->viid);
rte_free(pi->eth_dev->data->mac_addrs);
+ /* Skip first port since it'll be freed by DPDK stack */
+ if (i) {
+ rte_free(pi->eth_dev->data->dev_private);
+ rte_eth_dev_release_port(pi->eth_dev);
+ }
}
adapter->flags &= ~FULL_INIT_DONE;
}
- if (adapter->flags & FW_OK)
+ if (is_pf4(adapter) && (adapter->flags & FW_OK))
t4_fw_bye(adapter, adapter->mbox);
}
}
for_each_port(adapter, i) {
- char name[RTE_ETH_NAME_MAX_LEN];
- struct rte_eth_dev_data *data = NULL;
const unsigned int numa_node = rte_socket_id();
+ char name[RTE_ETH_NAME_MAX_LEN];
+ struct rte_eth_dev *eth_dev;
- pi = &adapter->port[i];
- pi->adapter = adapter;
- pi->xact_addr_filt = -1;
- pi->port_id = i;
-
- snprintf(name, sizeof(name), "cxgbe%d",
- adapter->eth_dev->data->port_id + i);
+ snprintf(name, sizeof(name), "%s_%d",
+ adapter->pdev->device.name, i);
if (i == 0) {
/* First port is already allocated by DPDK */
- pi->eth_dev = adapter->eth_dev;
+ eth_dev = adapter->eth_dev;
goto allocate_mac;
}
*/
/* reserve an ethdev entry */
- pi->eth_dev = rte_eth_dev_allocate(name);
- if (!pi->eth_dev)
+ eth_dev = rte_eth_dev_allocate(name);
+ if (!eth_dev)
goto out_free;
- data = rte_zmalloc_socket(name, sizeof(*data), 0, numa_node);
- if (!data)
+ eth_dev->data->dev_private =
+ rte_zmalloc_socket(name, sizeof(struct port_info),
+ RTE_CACHE_LINE_SIZE, numa_node);
+ if (!eth_dev->data->dev_private)
goto out_free;
- data->port_id = adapter->eth_dev->data->port_id + i;
-
- pi->eth_dev->data = data;
-
allocate_mac:
+ pi = (struct port_info *)eth_dev->data->dev_private;
+ adapter->port[i] = pi;
+ pi->eth_dev = eth_dev;
+ pi->adapter = adapter;
+ pi->xact_addr_filt = -1;
+ pi->port_id = i;
+ pi->pidx = i;
+
pi->eth_dev->device = &adapter->pdev->device;
- pi->eth_dev->data->dev_private = pi;
pi->eth_dev->dev_ops = adapter->eth_dev->dev_ops;
pi->eth_dev->tx_pkt_burst = adapter->eth_dev->tx_pkt_burst;
pi->eth_dev->rx_pkt_burst = adapter->eth_dev->rx_pkt_burst;
cfg_queues(adapter->eth_dev);
+ print_adapter_info(adapter);
print_port_info(adapter);
err = init_rss(adapter);
/* Skip first port since it'll be de-allocated by DPDK */
if (i == 0)
continue;
- if (pi->eth_dev->data)
- rte_free(pi->eth_dev->data);
+ if (pi->eth_dev) {
+ if (pi->eth_dev->data->dev_private)
+ rte_free(pi->eth_dev->data->dev_private);
+ rte_eth_dev_release_port(pi->eth_dev);
+ }
}
if (adapter->flags & FW_OK)