*/
#include <rte_ether.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
#include <rte_ethdev_pci.h>
#include <rte_tcp.h>
#include <rte_atomic.h>
#define ENA_STATS_ARRAY_RX ARRAY_SIZE(ena_stats_rx_strings)
#define ENA_STATS_ARRAY_ENA_COM ARRAY_SIZE(ena_stats_ena_com_strings)
+#define QUEUE_OFFLOADS (DEV_TX_OFFLOAD_TCP_CKSUM |\
+ DEV_TX_OFFLOAD_UDP_CKSUM |\
+ DEV_TX_OFFLOAD_IPV4_CKSUM |\
+ DEV_TX_OFFLOAD_TCP_TSO)
+#define MBUF_OFFLOADS (PKT_TX_L4_MASK |\
+ PKT_TX_IP_CKSUM |\
+ PKT_TX_TCP_SEG)
+
/** Vendor ID used by Amazon devices */
#define PCI_VENDOR_ID_AMAZON 0x1D0F
/** Amazon devices */
#define ENA_TX_OFFLOAD_NOTSUP_MASK \
(PKT_TX_OFFLOAD_MASK ^ ENA_TX_OFFLOAD_MASK)
+int ena_logtype_init;
+int ena_logtype_driver;
+
static const struct rte_pci_id pci_id_ena_map[] = {
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_AMAZON, PCI_DEVICE_ID_ENA_VF) },
{ RTE_PCI_DEVICE(PCI_VENDOR_ID_AMAZON, PCI_DEVICE_ID_ENA_LLQ_VF) },
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_close(struct rte_eth_dev *dev);
-static void ena_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats);
+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);
static void ena_tx_queue_release_all(struct rte_eth_dev *dev);
static void ena_rx_queue_release(void *queue);
static void ena_rx_queue_release_bufs(struct ena_ring *ring);
static void ena_tx_queue_release_bufs(struct ena_ring *ring);
static int ena_link_update(struct rte_eth_dev *dev,
- __rte_unused int wait_to_complete);
+ int wait_to_complete);
static int ena_queue_restart(struct ena_ring *ring);
static int ena_queue_restart_all(struct rte_eth_dev *dev,
enum ena_ring_type ring_type);
static void ena_stats_restart(struct rte_eth_dev *dev);
-static void ena_infos_get(__rte_unused struct rte_eth_dev *dev,
+static void ena_infos_get(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info);
static int ena_rss_reta_update(struct rte_eth_dev *dev,
struct rte_eth_rss_reta_entry64 *reta_conf,
struct rte_eth_rss_reta_entry64 *reta_conf,
uint16_t reta_size);
static int ena_get_sset_count(struct rte_eth_dev *dev, int sset);
+static bool ena_are_tx_queue_offloads_allowed(struct ena_adapter *adapter,
+ uint64_t offloads);
+static bool ena_are_rx_queue_offloads_allowed(struct ena_adapter *adapter,
+ uint64_t offloads);
static const struct eth_dev_ops ena_dev_ops = {
.dev_configure = ena_dev_configure,
static inline int ena_cpu_to_node(int cpu)
{
struct rte_config *config = rte_eal_get_configuration();
+ struct rte_fbarray *arr = &config->mem_config->memzones;
+ const struct rte_memzone *mz;
- if (likely(cpu < RTE_MAX_MEMZONE))
- return config->mem_config->memzone[cpu].socket_id;
+ if (unlikely(cpu >= RTE_MAX_MEMZONE))
+ return NUMA_NO_NODE;
- return NUMA_NO_NODE;
+ mz = rte_fbarray_get(arr, cpu);
+
+ return mz->socket_id;
}
static inline void ena_rx_mbuf_prepare(struct rte_mbuf *mbuf,
struct ena_com_rx_ctx *ena_rx_ctx)
{
uint64_t ol_flags = 0;
+ uint32_t packet_type = 0;
if (ena_rx_ctx->l4_proto == ENA_ETH_IO_L4_PROTO_TCP)
- ol_flags |= PKT_TX_TCP_CKSUM;
+ packet_type |= RTE_PTYPE_L4_TCP;
else if (ena_rx_ctx->l4_proto == ENA_ETH_IO_L4_PROTO_UDP)
- ol_flags |= PKT_TX_UDP_CKSUM;
+ packet_type |= RTE_PTYPE_L4_UDP;
if (ena_rx_ctx->l3_proto == ENA_ETH_IO_L3_PROTO_IPV4)
- ol_flags |= PKT_TX_IPV4;
+ packet_type |= RTE_PTYPE_L3_IPV4;
else if (ena_rx_ctx->l3_proto == ENA_ETH_IO_L3_PROTO_IPV6)
- ol_flags |= PKT_TX_IPV6;
+ packet_type |= RTE_PTYPE_L3_IPV6;
if (unlikely(ena_rx_ctx->l4_csum_err))
ol_flags |= PKT_RX_L4_CKSUM_BAD;
ol_flags |= PKT_RX_IP_CKSUM_BAD;
mbuf->ol_flags = ol_flags;
+ mbuf->packet_type = packet_type;
}
static inline void ena_tx_mbuf_prepare(struct rte_mbuf *mbuf,
- struct ena_com_tx_ctx *ena_tx_ctx)
+ struct ena_com_tx_ctx *ena_tx_ctx,
+ uint64_t queue_offloads)
{
struct ena_com_tx_meta *ena_meta = &ena_tx_ctx->ena_meta;
- if (mbuf->ol_flags &
- (PKT_TX_L4_MASK | PKT_TX_IP_CKSUM | PKT_TX_TCP_SEG)) {
+ if ((mbuf->ol_flags & MBUF_OFFLOADS) &&
+ (queue_offloads & QUEUE_OFFLOADS)) {
/* check if TSO is required */
- if (mbuf->ol_flags & PKT_TX_TCP_SEG) {
+ if ((mbuf->ol_flags & PKT_TX_TCP_SEG) &&
+ (queue_offloads & DEV_TX_OFFLOAD_TCP_TSO)) {
ena_tx_ctx->tso_enable = true;
ena_meta->l4_hdr_len = GET_L4_HDR_LEN(mbuf);
}
/* check if L3 checksum is needed */
- if (mbuf->ol_flags & PKT_TX_IP_CKSUM)
+ if ((mbuf->ol_flags & PKT_TX_IP_CKSUM) &&
+ (queue_offloads & DEV_TX_OFFLOAD_IPV4_CKSUM))
ena_tx_ctx->l3_csum_enable = true;
if (mbuf->ol_flags & PKT_TX_IPV6) {
}
/* check if L4 checksum is needed */
- switch (mbuf->ol_flags & PKT_TX_L4_MASK) {
- case PKT_TX_TCP_CKSUM:
+ if ((mbuf->ol_flags & PKT_TX_TCP_CKSUM) &&
+ (queue_offloads & DEV_TX_OFFLOAD_TCP_CKSUM)) {
ena_tx_ctx->l4_proto = ENA_ETH_IO_L4_PROTO_TCP;
ena_tx_ctx->l4_csum_enable = true;
- break;
- case PKT_TX_UDP_CKSUM:
+ } else if ((mbuf->ol_flags & PKT_TX_UDP_CKSUM) &&
+ (queue_offloads & DEV_TX_OFFLOAD_UDP_CKSUM)) {
ena_tx_ctx->l4_proto = ENA_ETH_IO_L4_PROTO_UDP;
ena_tx_ctx->l4_csum_enable = true;
- break;
- default:
+ } else {
ena_tx_ctx->l4_proto = ENA_ETH_IO_L4_PROTO_UNKNOWN;
ena_tx_ctx->l4_csum_enable = false;
- break;
}
ena_meta->mss = mbuf->tso_segsz;
static void ena_tx_queue_release_bufs(struct ena_ring *ring)
{
- unsigned int ring_mask = ring->ring_size - 1;
+ unsigned int i;
- while (ring->next_to_clean != ring->next_to_use) {
- struct ena_tx_buffer *tx_buf =
- &ring->tx_buffer_info[ring->next_to_clean & ring_mask];
+ for (i = 0; i < ring->ring_size; ++i) {
+ struct ena_tx_buffer *tx_buf = &ring->tx_buffer_info[i];
if (tx_buf->mbuf)
rte_pktmbuf_free(tx_buf->mbuf);
{
struct rte_eth_link *link = &dev->data->dev_link;
- link->link_status = 1;
+ link->link_status = ETH_LINK_UP;
link->link_speed = ETH_SPEED_NUM_10G;
link->link_duplex = ETH_LINK_FULL_DUPLEX;
{
uint32_t max_frame_len = adapter->max_mtu;
- if (adapter->rte_eth_dev_data->dev_conf.rxmode.jumbo_frame == 1)
+ if (adapter->rte_eth_dev_data->dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_JUMBO_FRAME)
max_frame_len =
adapter->rte_eth_dev_data->dev_conf.rxmode.max_rx_pkt_len;
rte_atomic64_init(&adapter->drv_stats->rx_nombuf);
}
-static void ena_stats_get(struct rte_eth_dev *dev,
+static int ena_stats_get(struct rte_eth_dev *dev,
struct rte_eth_stats *stats)
{
struct ena_admin_basic_stats ena_stats;
int rc;
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
- return;
+ return -ENOTSUP;
memset(&ena_stats, 0, sizeof(ena_stats));
rc = ena_com_get_dev_basic_stats(ena_dev, &ena_stats);
if (unlikely(rc)) {
RTE_LOG(ERR, PMD, "Could not retrieve statistics from ENA");
- return;
+ return rc;
}
/* Set of basic statistics from ENA */
stats->ierrors = rte_atomic64_read(&adapter->drv_stats->ierrors);
stats->oerrors = rte_atomic64_read(&adapter->drv_stats->oerrors);
stats->rx_nombuf = rte_atomic64_read(&adapter->drv_stats->rx_nombuf);
+ return 0;
}
static int ena_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
uint16_t queue_idx,
uint16_t nb_desc,
__rte_unused unsigned int socket_id,
- __rte_unused const struct rte_eth_txconf *tx_conf)
+ const struct rte_eth_txconf *tx_conf)
{
struct ena_com_create_io_ctx ctx =
/* policy set to _HOST just to satisfy icc compiler */
return -EINVAL;
}
+ if (tx_conf->txq_flags == ETH_TXQ_FLAGS_IGNORE &&
+ !ena_are_tx_queue_offloads_allowed(adapter, tx_conf->offloads)) {
+ RTE_LOG(ERR, PMD, "Unsupported queue offloads\n");
+ return -EINVAL;
+ }
+
ena_qid = ENA_IO_TXQ_IDX(queue_idx);
ctx.direction = ENA_COM_IO_QUEUE_DIRECTION_TX;
for (i = 0; i < txq->ring_size; i++)
txq->empty_tx_reqs[i] = i;
+ txq->offloads = tx_conf->offloads;
+
/* Store pointer to this queue in upper layer */
txq->configured = 1;
dev->data->tx_queues[queue_idx] = txq;
uint16_t queue_idx,
uint16_t nb_desc,
__rte_unused unsigned int socket_id,
- __rte_unused const struct rte_eth_rxconf *rx_conf,
+ const struct rte_eth_rxconf *rx_conf,
struct rte_mempool *mp)
{
struct ena_com_create_io_ctx ctx =
return -EINVAL;
}
+ if (!ena_are_rx_queue_offloads_allowed(adapter, rx_conf->offloads)) {
+ RTE_LOG(ERR, PMD, "Unsupported queue offloads\n");
+ return -EINVAL;
+ }
+
ena_qid = ENA_IO_RXQ_IDX(queue_idx);
ctx.qid = ena_qid;
rte_prefetch0(mbufs[((next_to_use + 4) & ring_mask)]);
/* prepare physical address for DMA transaction */
- ebuf.paddr = mbuf->buf_physaddr + RTE_PKTMBUF_HEADROOM;
+ ebuf.paddr = mbuf->buf_iova + RTE_PKTMBUF_HEADROOM;
ebuf.len = mbuf->buf_len - RTE_PKTMBUF_HEADROOM;
/* pass resource to device */
rc = ena_com_add_single_rx_desc(rxq->ena_com_io_sq,
&ebuf, next_to_use_masked);
if (unlikely(rc)) {
+ rte_mempool_put_bulk(rxq->mb_pool, (void **)(&mbuf),
+ count - i);
RTE_LOG(WARNING, PMD, "failed adding rx desc\n");
break;
}
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return 0;
- pci_dev = RTE_DEV_TO_PCI(eth_dev->device);
+ pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
adapter->pdev = pci_dev;
PMD_INIT_LOG(INFO, "Initializing %x:%x:%x.%d",
{
struct ena_adapter *adapter =
(struct ena_adapter *)(dev->data->dev_private);
+ uint64_t tx_offloads = dev->data->dev_conf.txmode.offloads;
+ uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads;
+
+ if ((tx_offloads & adapter->tx_supported_offloads) != tx_offloads) {
+ RTE_LOG(ERR, PMD, "Some Tx offloads are not supported "
+ "requested 0x%" PRIx64 " supported 0x%" PRIx64 "\n",
+ tx_offloads, adapter->tx_supported_offloads);
+ return -ENOTSUP;
+ }
+
+ if ((rx_offloads & adapter->rx_supported_offloads) != rx_offloads) {
+ RTE_LOG(ERR, PMD, "Some Rx offloads are not supported "
+ "requested 0x%" PRIx64 " supported 0x%" PRIx64 "\n",
+ rx_offloads, adapter->rx_supported_offloads);
+ return -ENOTSUP;
+ }
if (!(adapter->state == ENA_ADAPTER_STATE_INIT ||
adapter->state == ENA_ADAPTER_STATE_STOPPED)) {
break;
}
+ adapter->tx_selected_offloads = tx_offloads;
+ adapter->rx_selected_offloads = rx_offloads;
return 0;
}
}
}
+static bool ena_are_tx_queue_offloads_allowed(struct ena_adapter *adapter,
+ uint64_t offloads)
+{
+ uint64_t port_offloads = adapter->tx_selected_offloads;
+
+ /* Check if port supports all requested offloads.
+ * True if all offloads selected for queue are set for port.
+ */
+ if ((offloads & port_offloads) != offloads)
+ return false;
+ return true;
+}
+
+static bool ena_are_rx_queue_offloads_allowed(struct ena_adapter *adapter,
+ uint64_t offloads)
+{
+ uint64_t port_offloads = adapter->rx_selected_offloads;
+
+ /* Check if port supports all requested offloads.
+ * True if all offloads selected for queue are set for port.
+ */
+ if ((offloads & port_offloads) != offloads)
+ return false;
+ return true;
+}
+
static void ena_infos_get(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info)
{
struct ena_adapter *adapter;
struct ena_com_dev *ena_dev;
struct ena_com_dev_get_features_ctx feat;
- uint32_t rx_feat = 0, tx_feat = 0;
+ uint64_t rx_feat = 0, tx_feat = 0;
int rc = 0;
ena_assert_msg(dev->data != NULL, "Uninitialized device");
ena_dev = &adapter->ena_dev;
ena_assert_msg(ena_dev != NULL, "Uninitialized device");
- dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device);
-
dev_info->speed_capa =
ETH_LINK_SPEED_1G |
ETH_LINK_SPEED_2_5G |
DEV_RX_OFFLOAD_UDP_CKSUM |
DEV_RX_OFFLOAD_TCP_CKSUM;
+ rx_feat |= DEV_RX_OFFLOAD_JUMBO_FRAME;
+
/* Inform framework about available features */
dev_info->rx_offload_capa = rx_feat;
+ dev_info->rx_queue_offload_capa = rx_feat;
dev_info->tx_offload_capa = tx_feat;
+ dev_info->tx_queue_offload_capa = tx_feat;
dev_info->min_rx_bufsize = ENA_MIN_FRAME_LEN;
dev_info->max_rx_pktlen = adapter->max_mtu;
dev_info->max_rx_queues = adapter->num_queues;
dev_info->max_tx_queues = adapter->num_queues;
dev_info->reta_size = ENA_RX_RSS_TABLE_SIZE;
+
+ adapter->tx_supported_offloads = tx_feat;
+ adapter->rx_supported_offloads = rx_feat;
}
static uint16_t eth_ena_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
recv_idx++;
}
- desc_in_use += 1;
+ rx_ring->next_to_clean = next_to_clean;
+
+ desc_in_use = desc_in_use - completed + 1;
/* Burst refill to save doorbells, memory barriers, const interval */
if (ring_size - desc_in_use > ENA_RING_DESCS_RATIO(ring_size))
ena_populate_rx_queue(rx_ring, ring_size - desc_in_use);
- rx_ring->next_to_clean = next_to_clean;
-
return recv_idx;
}
uint64_t ol_flags;
uint16_t frag_field;
- /* ENA needs partial checksum for TSO packets only, skip early */
- if (!tx_ring->adapter->tso4_supported)
- return nb_pkts;
-
for (i = 0; i != nb_pkts; i++) {
m = tx_pkts[i];
ol_flags = m->ol_flags;
+ if (!(ol_flags & PKT_TX_IPV4))
+ continue;
+
+ /* If there was not L2 header length specified, assume it is
+ * length of the ethernet header.
+ */
+ if (unlikely(m->l2_len == 0))
+ m->l2_len = sizeof(struct ether_hdr);
+
+ ip_hdr = rte_pktmbuf_mtod_offset(m, struct ipv4_hdr *,
+ m->l2_len);
+ frag_field = rte_be_to_cpu_16(ip_hdr->fragment_offset);
+
+ if ((frag_field & IPV4_HDR_DF_FLAG) != 0) {
+ m->packet_type |= RTE_PTYPE_L4_NONFRAG;
+
+ /* If IPv4 header has DF flag enabled and TSO support is
+ * disabled, partial chcecksum should not be calculated.
+ */
+ if (!tx_ring->adapter->tso4_supported)
+ continue;
+ }
+
if ((ol_flags & ENA_TX_OFFLOAD_NOTSUP_MASK) != 0 ||
(ol_flags & PKT_TX_L4_MASK) ==
PKT_TX_SCTP_CKSUM) {
}
#endif
- if (!(m->ol_flags & PKT_TX_IPV4))
- continue;
-
- ip_hdr = rte_pktmbuf_mtod_offset(m, struct ipv4_hdr *,
- m->l2_len);
- frag_field = rte_be_to_cpu_16(ip_hdr->fragment_offset);
- if (frag_field & IPV4_HDR_DF_FLAG)
- continue;
-
/* In case we are supposed to TSO and have DF not set (DF=0)
* hardware must be provided with partial checksum, otherwise
* it will take care of necessary calculations.
} /* there's no else as we take advantage of memset zeroing */
/* Set TX offloads flags, if applicable */
- ena_tx_mbuf_prepare(mbuf, &ena_tx_ctx);
+ ena_tx_mbuf_prepare(mbuf, &ena_tx_ctx, tx_ring->offloads);
if (unlikely(mbuf->ol_flags &
(PKT_RX_L4_CKSUM_BAD | PKT_RX_IP_CKSUM_BAD)))
* consideration pushed header
*/
if (mbuf->data_len > ena_tx_ctx.header_len) {
- ebuf->paddr = mbuf->buf_physaddr +
+ ebuf->paddr = mbuf->buf_iova +
mbuf->data_off +
ena_tx_ctx.header_len;
ebuf->len = mbuf->data_len - ena_tx_ctx.header_len;
}
while ((mbuf = mbuf->next) != NULL) {
- ebuf->paddr = mbuf->buf_physaddr + mbuf->data_off;
+ ebuf->paddr = mbuf->buf_iova + mbuf->data_off;
ebuf->len = mbuf->data_len;
ebuf++;
tx_info->num_of_bufs++;
/* Free whole mbuf chain */
mbuf = tx_info->mbuf;
rte_pktmbuf_free(mbuf);
+ tx_info->mbuf = NULL;
/* Put back descriptor to the ring for reuse */
tx_ring->empty_tx_reqs[next_to_clean & ring_mask] = req_id;
RTE_PMD_REGISTER_PCI(net_ena, rte_ena_pmd);
RTE_PMD_REGISTER_PCI_TABLE(net_ena, pci_id_ena_map);
-RTE_PMD_REGISTER_KMOD_DEP(net_ena, "* igb_uio | uio_pci_generic | vfio");
+RTE_PMD_REGISTER_KMOD_DEP(net_ena, "* igb_uio | uio_pci_generic | vfio-pci");
+
+RTE_INIT(ena_init_log);
+static void
+ena_init_log(void)
+{
+ ena_logtype_init = rte_log_register("pmd.net.ena.init");
+ if (ena_logtype_init >= 0)
+ rte_log_set_level(ena_logtype_init, RTE_LOG_NOTICE);
+ ena_logtype_driver = rte_log_register("pmd.net.ena.driver");
+ if (ena_logtype_driver >= 0)
+ rte_log_set_level(ena_logtype_driver, RTE_LOG_NOTICE);
+}
git.droids-corp.org / dpdk.git / blobdiff