#include "bnxt_rxr.h"
#include "bnxt_rxq.h"
#include "hsi_struct_def_dpdk.h"
+#ifdef RTE_LIBRTE_IEEE1588
+#include "bnxt_hwrm.h"
+#endif
/*
* RX Ring handling
rxr->rx_prod = prod;
}
-#ifdef BNXT_DEBUG
-static void bnxt_reuse_ag_mbuf(struct bnxt_rx_ring_info *rxr, uint16_t cons,
- struct rte_mbuf *mbuf)
-{
- uint16_t prod = rxr->ag_prod;
- struct bnxt_sw_rx_bd *prod_rx_buf;
- struct rx_prod_pkt_bd *prod_bd, *cons_bd;
-
- prod_rx_buf = &rxr->ag_buf_ring[prod];
-
- prod_rx_buf->mbuf = mbuf;
-
- prod_bd = &rxr->ag_desc_ring[prod];
- cons_bd = &rxr->ag_desc_ring[cons];
-
- prod_bd->address = cons_bd->addr;
-}
-#endif
-
static inline
struct rte_mbuf *bnxt_consume_rx_buf(struct bnxt_rx_ring_info *rxr,
uint16_t cons)
if (tpa_start1->flags2 &
rte_cpu_to_le_32(RX_TPA_START_CMPL_FLAGS2_META_FORMAT_VLAN)) {
mbuf->vlan_tci = rte_le_to_cpu_32(tpa_start1->metadata);
- mbuf->ol_flags |= PKT_RX_VLAN;
+ mbuf->ol_flags |= PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED;
}
if (likely(tpa_start1->flags2 &
rte_cpu_to_le_32(RX_TPA_START_CMPL_FLAGS2_L4_CS_CALC)))
return pkt_type;
}
+#ifdef RTE_LIBRTE_IEEE1588
+static void
+bnxt_get_rx_ts_thor(struct bnxt *bp, uint32_t rx_ts_cmpl)
+{
+ uint64_t systime_cycles = 0;
+
+ if (!BNXT_CHIP_THOR(bp))
+ return;
+
+ /* On Thor, Rx timestamps are provided directly in the
+ * Rx completion records to the driver. Only 32 bits of
+ * the timestamp is present in the completion. Driver needs
+ * to read the current 48 bit free running timer using the
+ * HWRM_PORT_TS_QUERY command and combine the upper 16 bits
+ * from the HWRM response with the lower 32 bits in the
+ * Rx completion to produce the 48 bit timestamp for the Rx packet
+ */
+ bnxt_hwrm_port_ts_query(bp, BNXT_PTP_FLAGS_CURRENT_TIME,
+ &systime_cycles);
+ bp->ptp_cfg->rx_timestamp = (systime_cycles & 0xFFFF00000000);
+ bp->ptp_cfg->rx_timestamp |= rx_ts_cmpl;
+}
+#endif
+
static int bnxt_rx_pkt(struct rte_mbuf **rx_pkt,
struct bnxt_rx_queue *rxq, uint32_t *raw_cons)
{
uint32_t tmp_raw_cons = *raw_cons;
uint16_t cons, prod, cp_cons =
RING_CMP(cpr->cp_ring_struct, tmp_raw_cons);
-#ifdef BNXT_DEBUG
- uint16_t ag_cons;
-#endif
struct rte_mbuf *mbuf;
int rc = 0;
uint8_t agg_buf = 0;
uint16_t cmp_type;
+ uint32_t flags2_f = 0;
+ uint16_t flags_type;
rxcmp = (struct rx_pkt_cmpl *)
&cpr->cp_desc_ring[cp_cons];
mbuf->data_len = mbuf->pkt_len;
mbuf->port = rxq->port_id;
mbuf->ol_flags = 0;
- if (rxcmp->flags_type & RX_PKT_CMPL_FLAGS_RSS_VALID) {
+
+ flags_type = rte_le_to_cpu_16(rxcmp->flags_type);
+ if (flags_type & RX_PKT_CMPL_FLAGS_RSS_VALID) {
mbuf->hash.rss = rxcmp->rss_hash;
mbuf->ol_flags |= PKT_RX_RSS_HASH;
} else {
mbuf->hash.fdir.id = rxcmp1->cfa_code;
mbuf->ol_flags |= PKT_RX_FDIR | PKT_RX_FDIR_ID;
}
-
- if ((rxcmp->flags_type & rte_cpu_to_le_16(RX_PKT_CMPL_FLAGS_MASK)) ==
- RX_PKT_CMPL_FLAGS_ITYPE_PTP_W_TIMESTAMP)
+#ifdef RTE_LIBRTE_IEEE1588
+ if (unlikely((flags_type & RX_PKT_CMPL_FLAGS_MASK) ==
+ RX_PKT_CMPL_FLAGS_ITYPE_PTP_W_TIMESTAMP)) {
mbuf->ol_flags |= PKT_RX_IEEE1588_PTP | PKT_RX_IEEE1588_TMST;
-
+ bnxt_get_rx_ts_thor(rxq->bp, rxcmp1->reorder);
+ }
+#endif
if (agg_buf)
bnxt_rx_pages(rxq, mbuf, &tmp_raw_cons, agg_buf);
(RX_PKT_CMPL_METADATA_VID_MASK |
RX_PKT_CMPL_METADATA_DE |
RX_PKT_CMPL_METADATA_PRI_MASK);
- mbuf->ol_flags |= PKT_RX_VLAN;
+ mbuf->ol_flags |= PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED;
}
- if (likely(RX_CMP_IP_CS_OK(rxcmp1)))
- mbuf->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
- else if (likely(RX_CMP_IP_CS_UNKNOWN(rxcmp1)))
- mbuf->ol_flags |= PKT_RX_IP_CKSUM_UNKNOWN;
- else
+ flags2_f = flags2_0xf(rxcmp1);
+ /* IP Checksum */
+ if (unlikely(((IS_IP_NONTUNNEL_PKT(flags2_f)) &&
+ (RX_CMP_IP_CS_ERROR(rxcmp1))) ||
+ (IS_IP_TUNNEL_PKT(flags2_f) &&
+ (RX_CMP_IP_OUTER_CS_ERROR(rxcmp1))))) {
mbuf->ol_flags |= PKT_RX_IP_CKSUM_BAD;
+ } else if (unlikely(RX_CMP_IP_CS_UNKNOWN(rxcmp1))) {
+ mbuf->ol_flags |= PKT_RX_IP_CKSUM_UNKNOWN;
+ } else {
+ mbuf->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
+ }
- if (likely(RX_CMP_L4_CS_OK(rxcmp1)))
- mbuf->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
- else if (likely(RX_CMP_L4_CS_UNKNOWN(rxcmp1)))
+ /* L4 Checksum */
+ if (likely(IS_L4_NONTUNNEL_PKT(flags2_f))) {
+ if (unlikely(RX_CMP_L4_INNER_CS_ERR2(rxcmp1)))
+ mbuf->ol_flags |= PKT_RX_L4_CKSUM_BAD;
+ else
+ mbuf->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
+ } else if (IS_L4_TUNNEL_PKT(flags2_f)) {
+ if (unlikely(RX_CMP_L4_INNER_CS_ERR2(rxcmp1)))
+ mbuf->ol_flags |= PKT_RX_L4_CKSUM_BAD;
+ else
+ mbuf->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
+ if (unlikely(RX_CMP_L4_OUTER_CS_ERR2(rxcmp1))) {
+ mbuf->ol_flags |= PKT_RX_OUTER_L4_CKSUM_BAD;
+ } else if (unlikely(IS_L4_TUNNEL_PKT_ONLY_INNER_L4_CS
+ (flags2_f))) {
+ mbuf->ol_flags |= PKT_RX_OUTER_L4_CKSUM_UNKNOWN;
+ } else {
+ mbuf->ol_flags |= PKT_RX_OUTER_L4_CKSUM_GOOD;
+ }
+ } else if (unlikely(RX_CMP_L4_CS_UNKNOWN(rxcmp1))) {
mbuf->ol_flags |= PKT_RX_L4_CKSUM_UNKNOWN;
- else
- mbuf->ol_flags |= PKT_RX_L4_CKSUM_BAD;
+ }
mbuf->packet_type = bnxt_parse_pkt_type(rxcmp, rxcmp1);
if (rxcmp1->errors_v2 & RX_CMP_L2_ERRORS) {
/* Re-install the mbuf back to the rx ring */
bnxt_reuse_rx_mbuf(rxr, cons, mbuf);
- if (agg_buf)
- bnxt_reuse_ag_mbuf(rxr, ag_cons, mbuf);
rc = -EIO;
goto next_rx;
int rc = 0;
bool evt = false;
+ if (unlikely(is_bnxt_in_error(rxq->bp)))
+ return 0;
+
/* If Rx Q was stopped return. RxQ0 cannot be stopped. */
- if (rxq->rx_deferred_start && rxq->queue_id)
+ if (unlikely(((rxq->rx_deferred_start ||
+ !rte_spinlock_trylock(&rxq->lock)) &&
+ rxq->queue_id)))
return 0;
/* Handle RX burst request */
nb_rx_pkts++;
if (rc == -EBUSY) /* partial completion */
break;
- } else {
+ } else if (!BNXT_NUM_ASYNC_CPR(rxq->bp)) {
evt =
bnxt_event_hwrm_resp_handler(rxq->bp,
(struct cmpl_base *)rxcmp);
break;
/* Post some Rx buf early in case of larger burst processing */
if (nb_rx_pkts == BNXT_RX_POST_THRESH)
- B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
+ bnxt_db_write(&rxr->rx_db, rxr->rx_prod);
}
cpr->cp_raw_cons = raw_cons;
* For PMD, there is no need to keep on pushing to REARM
* the doorbell if there are no new completions
*/
- return nb_rx_pkts;
+ goto done;
}
if (prod != rxr->rx_prod)
- B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
+ bnxt_db_write(&rxr->rx_db, rxr->rx_prod);
/* Ring the AGG ring DB */
if (ag_prod != rxr->ag_prod)
- B_RX_DB(rxr->ag_doorbell, rxr->ag_prod);
+ bnxt_db_write(&rxr->ag_db, rxr->ag_prod);
- B_CP_DIS_DB(cpr, cpr->cp_raw_cons);
+ bnxt_db_cq(cpr);
/* Attempt to alloc Rx buf in case of a previous allocation failure. */
if (rc == -ENOMEM) {
/* This slot is empty. Alloc buffer for Rx */
if (!bnxt_alloc_rx_data(rxq, rxr, i)) {
rxr->rx_prod = i;
- B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
+ bnxt_db_write(&rxr->rx_db, rxr->rx_prod);
} else {
PMD_DRV_LOG(ERR, "Alloc mbuf failed\n");
break;
}
}
+done:
+ rte_spinlock_unlock(&rxq->lock);
+
return nb_rx_pkts;
}
+/*
+ * Dummy DPDK callback for RX.
+ *
+ * This function is used to temporarily replace the real callback during
+ * unsafe control operations on the queue, or in case of error.
+ */
+uint16_t
+bnxt_dummy_recv_pkts(void *rx_queue __rte_unused,
+ struct rte_mbuf **rx_pkts __rte_unused,
+ uint16_t nb_pkts __rte_unused)
+{
+ return 0;
+}
+
void bnxt_free_rx_rings(struct bnxt *bp)
{
int i;
+ struct bnxt_rx_queue *rxq;
- for (i = 0; i < (int)bp->rx_nr_rings; i++) {
- struct bnxt_rx_queue *rxq = bp->rx_queues[i];
+ if (!bp->rx_queues)
+ return;
+ for (i = 0; i < (int)bp->rx_nr_rings; i++) {
+ rxq = bp->rx_queues[i];
if (!rxq)
continue;
int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id)
{
struct bnxt_cp_ring_info *cpr;
+ struct bnxt_cp_ring_info *nqr;
struct bnxt_rx_ring_info *rxr;
struct bnxt_ring *ring;
- rxq->rx_buf_use_size = BNXT_MAX_MTU + ETHER_HDR_LEN + ETHER_CRC_LEN +
- (2 * VLAN_TAG_SIZE);
- rxq->rx_buf_size = rxq->rx_buf_use_size + sizeof(struct rte_mbuf);
+ rxq->rx_buf_size = BNXT_MAX_PKT_LEN + sizeof(struct rte_mbuf);
rxr = rte_zmalloc_socket("bnxt_rx_ring",
sizeof(struct bnxt_rx_ring_info),
ring->vmem_size = 0;
ring->vmem = NULL;
+ if (BNXT_HAS_NQ(rxq->bp)) {
+ nqr = rte_zmalloc_socket("bnxt_rx_ring_cq",
+ sizeof(struct bnxt_cp_ring_info),
+ RTE_CACHE_LINE_SIZE, socket_id);
+ if (nqr == NULL)
+ return -ENOMEM;
+
+ rxq->nq_ring = nqr;
+
+ ring = rte_zmalloc_socket("bnxt_rx_ring_struct",
+ sizeof(struct bnxt_ring),
+ RTE_CACHE_LINE_SIZE, socket_id);
+ if (ring == NULL)
+ return -ENOMEM;
+
+ nqr->cp_ring_struct = ring;
+ ring->ring_size =
+ rte_align32pow2(rxr->rx_ring_struct->ring_size *
+ (2 + AGG_RING_SIZE_FACTOR));
+ ring->ring_mask = ring->ring_size - 1;
+ ring->bd = (void *)nqr->cp_desc_ring;
+ ring->bd_dma = nqr->cp_desc_mapping;
+ ring->vmem_size = 0;
+ ring->vmem = NULL;
+ }
+
/* Allocate Aggregator rings */
ring = rte_zmalloc_socket("bnxt_rx_ring_struct",
sizeof(struct bnxt_ring),
uint16_t size;
size = rte_pktmbuf_data_room_size(rxq->mb_pool) - RTE_PKTMBUF_HEADROOM;
- if (rxq->rx_buf_use_size <= size)
- size = rxq->rx_buf_use_size;
+ size = RTE_MIN(BNXT_MAX_PKT_LEN, size);
type = RX_PROD_PKT_BD_TYPE_RX_PROD_PKT | RX_PROD_PKT_BD_FLAGS_EOP_PAD;