X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fena%2Fena_ethdev.c;h=c513faf202d657a5fdf3d34f1f2bf30e1057375a;hb=ac61aa646322dc100689e03dbffdc9c5536cc23d;hp=97e383315b48fad9cfcddfa3984f921163989709;hpb=1343c4153bf96d25add88c3e21ee5129095a6f7b;p=dpdk.git diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c index 97e383315b..c513faf202 100644 --- a/drivers/net/ena/ena_ethdev.c +++ b/drivers/net/ena/ena_ethdev.c @@ -72,6 +72,9 @@ struct ena_stats { #define ENA_STAT_TX_ENTRY(stat) \ ENA_STAT_ENTRY(stat, tx) +#define ENA_STAT_ENI_ENTRY(stat) \ + ENA_STAT_ENTRY(stat, eni) + #define ENA_STAT_GLOBAL_ENTRY(stat) \ ENA_STAT_ENTRY(stat, dev) @@ -91,6 +94,14 @@ static const struct ena_stats ena_stats_global_strings[] = { ENA_STAT_GLOBAL_ENTRY(tx_drops), }; +static const struct ena_stats ena_stats_eni_strings[] = { + ENA_STAT_ENI_ENTRY(bw_in_allowance_exceeded), + ENA_STAT_ENI_ENTRY(bw_out_allowance_exceeded), + ENA_STAT_ENI_ENTRY(pps_allowance_exceeded), + ENA_STAT_ENI_ENTRY(conntrack_allowance_exceeded), + ENA_STAT_ENI_ENTRY(linklocal_allowance_exceeded), +}; + static const struct ena_stats ena_stats_tx_strings[] = { ENA_STAT_TX_ENTRY(cnt), ENA_STAT_TX_ENTRY(bytes), @@ -114,6 +125,7 @@ static const struct ena_stats ena_stats_rx_strings[] = { }; #define ENA_STATS_ARRAY_GLOBAL ARRAY_SIZE(ena_stats_global_strings) +#define ENA_STATS_ARRAY_ENI ARRAY_SIZE(ena_stats_eni_strings) #define ENA_STATS_ARRAY_TX ARRAY_SIZE(ena_stats_tx_strings) #define ENA_STATS_ARRAY_RX ARRAY_SIZE(ena_stats_rx_strings) @@ -186,8 +198,8 @@ static void ena_init_rings(struct ena_adapter *adapter, bool disable_meta_caching); static int ena_mtu_set(struct rte_eth_dev *dev, uint16_t mtu); static int ena_start(struct rte_eth_dev *dev); -static void ena_stop(struct rte_eth_dev *dev); -static void ena_close(struct rte_eth_dev *dev); +static int ena_stop(struct rte_eth_dev *dev); +static int ena_close(struct rte_eth_dev *dev); static int ena_dev_reset(struct rte_eth_dev *dev); static int ena_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats); static void ena_rx_queue_release_all(struct rte_eth_dev *dev); @@ -233,6 +245,7 @@ static int ena_process_bool_devarg(const char *key, void *opaque); static int ena_parse_devargs(struct ena_adapter *adapter, struct rte_devargs *devargs); +static int ena_copy_eni_stats(struct ena_adapter *adapter); static const struct eth_dev_ops ena_dev_ops = { .dev_configure = ena_dev_configure, @@ -451,7 +464,7 @@ err: /* This function calculates the number of xstats based on the current config */ static unsigned int ena_xstats_calc_num(struct rte_eth_dev *dev) { - return ENA_STATS_ARRAY_GLOBAL + + return ENA_STATS_ARRAY_GLOBAL + ENA_STATS_ARRAY_ENI + (dev->data->nb_tx_queues * ENA_STATS_ARRAY_TX) + (dev->data->nb_rx_queues * ENA_STATS_ARRAY_RX); } @@ -487,14 +500,18 @@ err: ena_com_delete_debug_area(&adapter->ena_dev); } -static void ena_close(struct rte_eth_dev *dev) +static int ena_close(struct rte_eth_dev *dev) { struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; struct ena_adapter *adapter = dev->data->dev_private; + int ret = 0; + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return 0; if (adapter->state == ENA_ADAPTER_STATE_RUNNING) - ena_stop(dev); + ret = ena_stop(dev); adapter->state = ENA_ADAPTER_STATE_CLOSED; ena_rx_queue_release_all(dev); @@ -513,6 +530,8 @@ static void ena_close(struct rte_eth_dev *dev) * release of the resource in the rte_eth_dev_release_port(). */ dev->data->mac_addrs = NULL; + + return ret; } static int @@ -1082,7 +1101,7 @@ err_start_tx: return rc; } -static void ena_stop(struct rte_eth_dev *dev) +static int ena_stop(struct rte_eth_dev *dev) { struct ena_adapter *adapter = dev->data->dev_private; struct ena_com_dev *ena_dev = &adapter->ena_dev; @@ -1100,6 +1119,9 @@ static void ena_stop(struct rte_eth_dev *dev) ++adapter->dev_stats.dev_stop; adapter->state = ENA_ADAPTER_STATE_STOPPED; + dev->data->dev_started = 0; + + return 0; } static int ena_create_io_queue(struct ena_ring *ring) @@ -1757,6 +1779,8 @@ static int eth_ena_dev_init(struct rte_eth_dev *eth_dev) if (rte_eal_process_type() != RTE_PROC_PRIMARY) return 0; + eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS; + memset(adapter, 0, sizeof(struct ena_adapter)); ena_dev = &adapter->ena_dev; @@ -1868,12 +1892,6 @@ static int eth_ena_dev_init(struct rte_eth_dev *eth_dev) get_feat_ctx.dev_attr.mac_addr, (struct rte_ether_addr *)adapter->mac_addr); - /* - * Pass the information to the rte_eth_dev_close() that it should also - * release the private port resources. - */ - eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE; - adapter->drv_stats = rte_zmalloc("adapter stats", sizeof(*adapter->drv_stats), RTE_CACHE_LINE_SIZE); @@ -1943,11 +1961,6 @@ static int eth_ena_dev_uninit(struct rte_eth_dev *eth_dev) ena_destroy_device(eth_dev); - eth_dev->dev_ops = NULL; - eth_dev->rx_pkt_burst = NULL; - eth_dev->tx_pkt_burst = NULL; - eth_dev->tx_pkt_prepare = NULL; - return 0; } @@ -2608,6 +2621,31 @@ static uint16_t eth_ena_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, return sent_idx; } +int ena_copy_eni_stats(struct ena_adapter *adapter) +{ + struct ena_admin_eni_stats admin_eni_stats; + int rc; + + rte_spinlock_lock(&adapter->admin_lock); + rc = ena_com_get_eni_stats(&adapter->ena_dev, &admin_eni_stats); + rte_spinlock_unlock(&adapter->admin_lock); + if (rc != 0) { + if (rc == ENA_COM_UNSUPPORTED) { + PMD_DRV_LOG(DEBUG, + "Retrieving ENI metrics is not supported.\n"); + } else { + PMD_DRV_LOG(WARNING, + "Failed to get ENI metrics: %d\n", rc); + } + return rc; + } + + rte_memcpy(&adapter->eni_stats, &admin_eni_stats, + sizeof(struct ena_stats_eni)); + + return 0; +} + /** * DPDK callback to retrieve names of extended device statistics * @@ -2635,6 +2673,10 @@ static int ena_xstats_get_names(struct rte_eth_dev *dev, strcpy(xstats_names[count].name, ena_stats_global_strings[stat].name); + for (stat = 0; stat < ENA_STATS_ARRAY_ENI; stat++, count++) + strcpy(xstats_names[count].name, + ena_stats_eni_strings[stat].name); + for (stat = 0; stat < ENA_STATS_ARRAY_RX; stat++) for (i = 0; i < dev->data->nb_rx_queues; i++, count++) snprintf(xstats_names[count].name, @@ -2690,6 +2732,19 @@ static int ena_xstats_get(struct rte_eth_dev *dev, ((char *)stats_begin + stat_offset)); } + /* Even if the function below fails, we should copy previous (or initial + * values) to keep structure of rte_eth_xstat consistent. + */ + ena_copy_eni_stats(adapter); + for (stat = 0; stat < ENA_STATS_ARRAY_ENI; stat++, count++) { + stat_offset = ena_stats_eni_strings[stat].stat_offset; + stats_begin = &adapter->eni_stats; + + xstats[count].id = count; + xstats[count].value = *((uint64_t *) + ((char *)stats_begin + stat_offset)); + } + for (stat = 0; stat < ENA_STATS_ARRAY_RX; stat++) { for (i = 0; i < dev->data->nb_rx_queues; i++, count++) { stat_offset = ena_stats_rx_strings[stat].stat_offset; @@ -2726,6 +2781,8 @@ static int ena_xstats_get_by_id(struct rte_eth_dev *dev, unsigned int i; int qid; int valid = 0; + bool was_eni_copied = false; + for (i = 0; i < n; ++i) { id = ids[i]; /* Check if id belongs to global statistics */ @@ -2735,8 +2792,24 @@ static int ena_xstats_get_by_id(struct rte_eth_dev *dev, continue; } - /* Check if id belongs to rx queue statistics */ + /* Check if id belongs to ENI statistics */ id -= ENA_STATS_ARRAY_GLOBAL; + if (id < ENA_STATS_ARRAY_ENI) { + /* Avoid reading ENI stats multiple times in a single + * function call, as it requires communication with the + * admin queue. + */ + if (!was_eni_copied) { + was_eni_copied = true; + ena_copy_eni_stats(adapter); + } + values[i] = *((uint64_t *)&adapter->eni_stats + id); + ++valid; + continue; + } + + /* Check if id belongs to rx queue statistics */ + id -= ENA_STATS_ARRAY_ENI; rx_entries = ENA_STATS_ARRAY_RX * dev->data->nb_rx_queues; if (id < rx_entries) { qid = id % dev->data->nb_rx_queues;