Imported Upstream version 16.11
[deb_dpdk.git] / drivers / net / bnxt / bnxt_ethdev.c
index 7052ecf..035fe07 100644 (file)
@@ -43,6 +43,7 @@
 #include "bnxt_cpr.h"
 #include "bnxt_filter.h"
 #include "bnxt_hwrm.h"
+#include "bnxt_irq.h"
 #include "bnxt_ring.h"
 #include "bnxt_rxq.h"
 #include "bnxt_rxr.h"
@@ -62,24 +63,38 @@ static const char bnxt_version[] =
 #define BROADCOM_DEV_ID_57302 0x16c9
 #define BROADCOM_DEV_ID_57304_PF 0x16ca
 #define BROADCOM_DEV_ID_57304_VF 0x16cb
+#define BROADCOM_DEV_ID_NS2 0x16cd
 #define BROADCOM_DEV_ID_57402 0x16d0
 #define BROADCOM_DEV_ID_57404 0x16d1
 #define BROADCOM_DEV_ID_57406_PF 0x16d2
 #define BROADCOM_DEV_ID_57406_VF 0x16d3
-#define BROADCOM_DEV_ID_57406_MF 0x16d4
-#define BROADCOM_DEV_ID_57314 0x16df
+#define BROADCOM_DEV_ID_57402_MF 0x16d4
+#define BROADCOM_DEV_ID_57407_RJ45 0x16d5
+#define BROADCOM_DEV_ID_5741X_VF 0x16dc
+#define BROADCOM_DEV_ID_5731X_VF 0x16e1
+#define BROADCOM_DEV_ID_57404_MF 0x16e7
+#define BROADCOM_DEV_ID_57406_MF 0x16e8
+#define BROADCOM_DEV_ID_57407_SFP 0x16e9
+#define BROADCOM_DEV_ID_57407_MF 0x16ea
 
 static struct rte_pci_id bnxt_pci_id_map[] = {
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57301) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57302) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57304_PF) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57304_VF) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_NS2) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57402) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57404) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_PF) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_VF) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57402_MF) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_RJ45) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57404_MF) },
        { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_MF) },
-       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57314) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_SFP) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_MF) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_5741X_VF) },
+       { RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_5731X_VF) },
        { .vendor_id = 0, /* sentinel */ },
 };
 
@@ -145,6 +160,7 @@ alloc_mem_err:
 static int bnxt_init_chip(struct bnxt *bp)
 {
        unsigned int i, rss_idx, fw_idx;
+       struct rte_eth_link new;
        int rc;
 
        rc = bnxt_alloc_all_hwrm_stat_ctxs(bp);
@@ -231,6 +247,21 @@ static int bnxt_init_chip(struct bnxt *bp)
                goto err_out;
        }
 
+       rc = bnxt_get_hwrm_link_config(bp, &new);
+       if (rc) {
+               RTE_LOG(ERR, PMD, "HWRM Get link config failure rc: %x\n", rc);
+               goto err_out;
+       }
+
+       if (!bp->link_info.link_up) {
+               rc = bnxt_set_hwrm_link_config(bp, true);
+               if (rc) {
+                       RTE_LOG(ERR, PMD,
+                               "HWRM link config failure rc: %x\n", rc);
+                       goto err_out;
+               }
+       }
+
        return 0;
 
 err_out:
@@ -322,6 +353,8 @@ static void bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
                .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
                             ETH_TXQ_FLAGS_NOOFFLOADS,
        };
+       eth_dev->data->dev_conf.intr_conf.lsc = 1;
+
        /* *INDENT-ON* */
 
        /*
@@ -360,7 +393,6 @@ found:
 static int bnxt_dev_configure_op(struct rte_eth_dev *eth_dev)
 {
        struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
-       int rc;
 
        bp->rx_queues = (void *)eth_dev->data->rx_queues;
        bp->tx_queues = (void *)eth_dev->data->tx_queues;
@@ -375,8 +407,42 @@ static int bnxt_dev_configure_op(struct rte_eth_dev *eth_dev)
                eth_dev->data->mtu =
                                eth_dev->data->dev_conf.rxmode.max_rx_pkt_len -
                                ETHER_HDR_LEN - ETHER_CRC_LEN - VLAN_TAG_SIZE;
-       rc = bnxt_set_hwrm_link_config(bp, true);
-       return rc;
+       return 0;
+}
+
+static inline int
+rte_bnxt_atomic_write_link_status(struct rte_eth_dev *eth_dev,
+                               struct rte_eth_link *link)
+{
+       struct rte_eth_link *dst = &eth_dev->data->dev_link;
+       struct rte_eth_link *src = link;
+
+       if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
+                                       *(uint64_t *)src) == 0)
+               return 1;
+
+       return 0;
+}
+
+static void bnxt_print_link_info(struct rte_eth_dev *eth_dev)
+{
+       struct rte_eth_link *link = &eth_dev->data->dev_link;
+
+       if (link->link_status)
+               RTE_LOG(INFO, PMD, "Port %d Link Up - speed %u Mbps - %s\n",
+                       (uint8_t)(eth_dev->data->port_id),
+                       (uint32_t)link->link_speed,
+                       (link->link_duplex == ETH_LINK_FULL_DUPLEX) ?
+                       ("full-duplex") : ("half-duplex\n"));
+       else
+               RTE_LOG(INFO, PMD, "Port %d Link Down\n",
+                       (uint8_t)(eth_dev->data->port_id));
+}
+
+static int bnxt_dev_lsc_intr_setup(struct rte_eth_dev *eth_dev)
+{
+       bnxt_print_link_info(eth_dev);
+       return 0;
 }
 
 static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev)
@@ -392,18 +458,31 @@ static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev)
                goto error;
        }
 
+       rc = bnxt_setup_int(bp);
+       if (rc)
+               goto error;
+
        rc = bnxt_alloc_mem(bp);
        if (rc)
                goto error;
 
+       rc = bnxt_request_int(bp);
+       if (rc)
+               goto error;
+
        rc = bnxt_init_nic(bp);
        if (rc)
                goto error;
 
+       bnxt_enable_int(bp);
+
+       bnxt_link_update_op(eth_dev, 0);
        return 0;
 
 error:
        bnxt_shutdown_nic(bp);
+       bnxt_disable_int(bp);
+       bnxt_free_int(bp);
        bnxt_free_tx_mbufs(bp);
        bnxt_free_rx_mbufs(bp);
        bnxt_free_mem(bp);
@@ -437,7 +516,11 @@ static void bnxt_dev_stop_op(struct rte_eth_dev *eth_dev)
                /* TBD: STOP HW queues DMA */
                eth_dev->data->dev_link.link_status = 0;
        }
+       bnxt_set_hwrm_link_config(bp, false);
+       bnxt_disable_int(bp);
+       bnxt_free_int(bp);
        bnxt_shutdown_nic(bp);
+       bp->dev_stopped = 1;
 }
 
 static void bnxt_dev_close_op(struct rte_eth_dev *eth_dev)
@@ -450,7 +533,14 @@ static void bnxt_dev_close_op(struct rte_eth_dev *eth_dev)
        bnxt_free_tx_mbufs(bp);
        bnxt_free_rx_mbufs(bp);
        bnxt_free_mem(bp);
-       rte_free(eth_dev->data->mac_addrs);
+       if (eth_dev->data->mac_addrs != NULL) {
+               rte_free(eth_dev->data->mac_addrs);
+               eth_dev->data->mac_addrs = NULL;
+       }
+       if (bp->grp_info != NULL) {
+               rte_free(bp->grp_info);
+               bp->grp_info = NULL;
+       }
 }
 
 static void bnxt_mac_addr_remove_op(struct rte_eth_dev *eth_dev,
@@ -499,6 +589,11 @@ static void bnxt_mac_addr_add_op(struct rte_eth_dev *eth_dev,
        struct bnxt_vnic_info *vnic = STAILQ_FIRST(&bp->ff_pool[pool]);
        struct bnxt_filter_info *filter;
 
+       if (BNXT_VF(bp)) {
+               RTE_LOG(ERR, PMD, "Cannot add MAC address to a VF interface\n");
+               return;
+       }
+
        if (!vnic) {
                RTE_LOG(ERR, PMD, "VNIC not found for pool %d!\n", pool);
                return;
@@ -522,8 +617,7 @@ static void bnxt_mac_addr_add_op(struct rte_eth_dev *eth_dev,
        bnxt_hwrm_set_filter(bp, vnic, filter);
 }
 
-static int bnxt_link_update_op(struct rte_eth_dev *eth_dev,
-                              int wait_to_complete)
+int bnxt_link_update_op(struct rte_eth_dev *eth_dev, int wait_to_complete)
 {
        int rc = 0;
        struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
@@ -541,21 +635,20 @@ static int bnxt_link_update_op(struct rte_eth_dev *eth_dev,
                                "Failed to retrieve link rc = 0x%x!", rc);
                        goto out;
                }
-               if (!wait_to_complete)
-                       break;
-
                rte_delay_ms(BNXT_LINK_WAIT_INTERVAL);
 
+               if (!wait_to_complete)
+                       break;
        } while (!new.link_status && cnt--);
 
+out:
        /* Timed out or success */
-       if (new.link_status) {
-               /* Update only if success */
-               eth_dev->data->dev_link.link_duplex = new.link_duplex;
-               eth_dev->data->dev_link.link_speed = new.link_speed;
+       if (new.link_status != eth_dev->data->dev_link.link_status ||
+       new.link_speed != eth_dev->data->dev_link.link_speed) {
+               rte_bnxt_atomic_write_link_status(eth_dev, &new);
+               bnxt_print_link_info(eth_dev);
        }
-       eth_dev->data->dev_link.link_status = new.link_status;
-out:
+
        return rc;
 }
 
@@ -666,6 +759,11 @@ static int bnxt_reta_query_op(struct rte_eth_dev *eth_dev,
        /* EW - need to revisit here copying from u64 to u16 */
        memcpy(reta_conf, vnic->rss_table, reta_size);
 
+       if (rte_intr_allow_others(&eth_dev->pci_dev->intr_handle)) {
+               if (eth_dev->data->dev_conf.intr_conf.lsc != 0)
+                       bnxt_dev_lsc_intr_setup(eth_dev);
+       }
+
        return 0;
 }
 
@@ -817,6 +915,11 @@ static int bnxt_flow_ctrl_set_op(struct rte_eth_dev *dev,
 {
        struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
 
+       if (BNXT_NPAR_PF(bp) || BNXT_VF(bp)) {
+               RTE_LOG(ERR, PMD, "Flow Control Settings cannot be modified\n");
+               return -ENOTSUP;
+       }
+
        switch (fc_conf->mode) {
        case RTE_FC_NONE:
                bp->link_info.auto_pause = 0;
@@ -897,7 +1000,9 @@ static struct eth_dev_ops bnxt_dev_ops = {
 static bool bnxt_vf_pciid(uint16_t id)
 {
        if (id == BROADCOM_DEV_ID_57304_VF ||
-           id == BROADCOM_DEV_ID_57406_VF)
+           id == BROADCOM_DEV_ID_57406_VF ||
+           id == BROADCOM_DEV_ID_5731X_VF ||
+           id == BROADCOM_DEV_ID_5741X_VF)
                return true;
        return false;
 }
@@ -945,14 +1050,6 @@ bnxt_dev_init(struct rte_eth_dev *eth_dev)
        if (version_printed++ == 0)
                RTE_LOG(INFO, PMD, "%s", bnxt_version);
 
-       if (eth_dev->pci_dev->addr.function >= 2 &&
-                       eth_dev->pci_dev->addr.function < 4) {
-               RTE_LOG(ERR, PMD, "Function not enabled %x:\n",
-                       eth_dev->pci_dev->addr.function);
-               rc = -ENOMEM;
-               goto error;
-       }
-
        rte_eth_copy_pci_info(eth_dev, eth_dev->pci_dev);
        bp = eth_dev->data->dev_private;
 
@@ -980,6 +1077,8 @@ bnxt_dev_init(struct rte_eth_dev *eth_dev)
                goto error_free;
        bnxt_hwrm_queue_qportcfg(bp);
 
+       bnxt_hwrm_func_qcfg(bp);
+
        /* Get the MAX capabilities for this function */
        rc = bnxt_hwrm_func_qcaps(bp);
        if (rc) {
@@ -1040,39 +1139,37 @@ bnxt_dev_uninit(struct rte_eth_dev *eth_dev) {
        struct bnxt *bp = eth_dev->data->dev_private;
        int rc;
 
-       if (eth_dev->data->mac_addrs)
+       if (eth_dev->data->mac_addrs != NULL) {
                rte_free(eth_dev->data->mac_addrs);
-       if (bp->grp_info)
+               eth_dev->data->mac_addrs = NULL;
+       }
+       if (bp->grp_info != NULL) {
                rte_free(bp->grp_info);
+               bp->grp_info = NULL;
+       }
        rc = bnxt_hwrm_func_driver_unregister(bp, 0);
        bnxt_free_hwrm_resources(bp);
        if (bp->dev_stopped == 0)
                bnxt_dev_close_op(eth_dev);
+       eth_dev->dev_ops = NULL;
+       eth_dev->rx_pkt_burst = NULL;
+       eth_dev->tx_pkt_burst = NULL;
+
        return rc;
 }
 
 static struct eth_driver bnxt_rte_pmd = {
        .pci_drv = {
-                   .name = "rte_" DRV_MODULE_NAME "_pmd",
                    .id_table = bnxt_pci_id_map,
-                   .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
+                   .drv_flags = RTE_PCI_DRV_NEED_MAPPING |
+                           RTE_PCI_DRV_DETACHABLE | RTE_PCI_DRV_INTR_LSC,
+                   .probe = rte_eth_dev_pci_probe,
+                   .remove = rte_eth_dev_pci_remove
                    },
        .eth_dev_init = bnxt_dev_init,
        .eth_dev_uninit = bnxt_dev_uninit,
        .dev_private_size = sizeof(struct bnxt),
 };
 
-static int bnxt_rte_pmd_init(const char *name, const char *params __rte_unused)
-{
-       RTE_LOG(INFO, PMD, "bnxt_rte_pmd_init() called for %s\n", name);
-       rte_eth_driver_register(&bnxt_rte_pmd);
-       return 0;
-}
-
-static struct rte_driver bnxt_pmd_drv = {
-       .type = PMD_PDEV,
-       .init = bnxt_rte_pmd_init,
-};
-
-PMD_REGISTER_DRIVER(bnxt_pmd_drv, bnxt);
-DRIVER_REGISTER_PCI_TABLE(bnxt, bnxt_pci_id_map);
+RTE_PMD_REGISTER_PCI(net_bnxt, bnxt_rte_pmd.pci_drv);
+RTE_PMD_REGISTER_PCI_TABLE(net_bnxt, bnxt_pci_id_map);