static __rte_always_inline void
nix_cqe_xtract_mseg(const union nix_rx_parse_u *rx, struct rte_mbuf *mbuf,
- uint64_t rearm)
+ uint64_t rearm, const uint16_t flags)
{
const rte_iova_t *iova_list;
struct rte_mbuf *head;
sg = *(const uint64_t *)(rx + 1);
nb_segs = (sg >> 48) & 0x3;
+
+ if (nb_segs == 1) {
+ mbuf->next = NULL;
+ return;
+ }
+
+ mbuf->pkt_len = (rx->pkt_lenm1 + 1) - (flags & NIX_RX_OFFLOAD_TSTAMP_F ?
+ CNXK_NIX_TIMESYNC_RX_OFFSET : 0);
+ mbuf->data_len = (sg & 0xFFFF) - (flags & NIX_RX_OFFLOAD_TSTAMP_F ?
+ CNXK_NIX_TIMESYNC_RX_OFFSET : 0);
mbuf->nb_segs = nb_segs;
- mbuf->data_len = sg & 0xFFFF;
sg = sg >> 16;
eol = ((const rte_iova_t *)(rx + 1) + ((rx->desc_sizem1 + 1) << 1));
ol_flags = nix_update_match_id(rx->match_id, ol_flags, mbuf);
mbuf->ol_flags = ol_flags;
- *(uint64_t *)(&mbuf->rearm_data) = val;
mbuf->pkt_len = len;
+ mbuf->data_len = len;
+ *(uint64_t *)(&mbuf->rearm_data) = val;
- if (flag & NIX_RX_MULTI_SEG_F) {
- nix_cqe_xtract_mseg(rx, mbuf, val);
- } else {
- mbuf->data_len = len;
+ if (flag & NIX_RX_MULTI_SEG_F)
+ nix_cqe_xtract_mseg(rx, mbuf, val, flag);
+ else
mbuf->next = NULL;
- }
}
static inline uint16_t
flags);
cnxk_nix_mbuf_to_tstamp(mbuf, rxq->tstamp,
(flags & NIX_RX_OFFLOAD_TSTAMP_F),
- (uint64_t *)((uint8_t *)mbuf + data_off)
- );
+ (flags & NIX_RX_MULTI_SEG_F),
+ (uint64_t *)((uint8_t *)mbuf
+ + data_off));
rx_pkts[packets++] = mbuf;
roc_prefetch_store_keep(mbuf);
head++;
mbuf3);
}
+ if (flags & NIX_RX_OFFLOAD_TSTAMP_F) {
+ const uint16x8_t len_off = {
+ 0, /* ptype 0:15 */
+ 0, /* ptype 16:32 */
+ CNXK_NIX_TIMESYNC_RX_OFFSET, /* pktlen 0:15*/
+ 0, /* pktlen 16:32 */
+ CNXK_NIX_TIMESYNC_RX_OFFSET, /* datalen 0:15 */
+ 0,
+ 0,
+ 0};
+ const uint32x4_t ptype = {RTE_PTYPE_L2_ETHER_TIMESYNC,
+ RTE_PTYPE_L2_ETHER_TIMESYNC,
+ RTE_PTYPE_L2_ETHER_TIMESYNC,
+ RTE_PTYPE_L2_ETHER_TIMESYNC};
+ const uint64_t ts_olf = PKT_RX_IEEE1588_PTP |
+ PKT_RX_IEEE1588_TMST |
+ rxq->tstamp->rx_tstamp_dynflag;
+ const uint32x4_t and_mask = {0x1, 0x2, 0x4, 0x8};
+ uint64x2_t ts01, ts23, mask;
+ uint64_t ts[4];
+ uint8_t res;
+
+ /* Subtract timesync length from total pkt length. */
+ f0 = vsubq_u16(f0, len_off);
+ f1 = vsubq_u16(f1, len_off);
+ f2 = vsubq_u16(f2, len_off);
+ f3 = vsubq_u16(f3, len_off);
+
+ /* Get the address of actual timestamp. */
+ ts01 = vaddq_u64(mbuf01, data_off);
+ ts23 = vaddq_u64(mbuf23, data_off);
+ /* Load timestamp from address. */
+ ts01 = vsetq_lane_u64(*(uint64_t *)vgetq_lane_u64(ts01,
+ 0),
+ ts01, 0);
+ ts01 = vsetq_lane_u64(*(uint64_t *)vgetq_lane_u64(ts01,
+ 1),
+ ts01, 1);
+ ts23 = vsetq_lane_u64(*(uint64_t *)vgetq_lane_u64(ts23,
+ 0),
+ ts23, 0);
+ ts23 = vsetq_lane_u64(*(uint64_t *)vgetq_lane_u64(ts23,
+ 1),
+ ts23, 1);
+ /* Convert from be to cpu byteorder. */
+ ts01 = vrev64q_u8(ts01);
+ ts23 = vrev64q_u8(ts23);
+ /* Store timestamp into scalar for later use. */
+ ts[0] = vgetq_lane_u64(ts01, 0);
+ ts[1] = vgetq_lane_u64(ts01, 1);
+ ts[2] = vgetq_lane_u64(ts23, 0);
+ ts[3] = vgetq_lane_u64(ts23, 1);
+
+ /* Store timestamp into dynfield. */
+ *cnxk_nix_timestamp_dynfield(mbuf0, rxq->tstamp) =
+ ts[0];
+ *cnxk_nix_timestamp_dynfield(mbuf1, rxq->tstamp) =
+ ts[1];
+ *cnxk_nix_timestamp_dynfield(mbuf2, rxq->tstamp) =
+ ts[2];
+ *cnxk_nix_timestamp_dynfield(mbuf3, rxq->tstamp) =
+ ts[3];
+
+ /* Generate ptype mask to filter L2 ether timesync */
+ mask = vdupq_n_u32(vgetq_lane_u32(f0, 0));
+ mask = vsetq_lane_u32(vgetq_lane_u32(f1, 0), mask, 1);
+ mask = vsetq_lane_u32(vgetq_lane_u32(f2, 0), mask, 2);
+ mask = vsetq_lane_u32(vgetq_lane_u32(f3, 0), mask, 3);
+
+ /* Match against L2 ether timesync. */
+ mask = vceqq_u32(mask, ptype);
+ /* Convert from vector from scalar mask */
+ res = vaddvq_u32(vandq_u32(mask, and_mask));
+ res &= 0xF;
+
+ if (res) {
+ /* Fill in the ol_flags for any packets that
+ * matched.
+ */
+ ol_flags0 |= ((res & 0x1) ? ts_olf : 0);
+ ol_flags1 |= ((res & 0x2) ? ts_olf : 0);
+ ol_flags2 |= ((res & 0x4) ? ts_olf : 0);
+ ol_flags3 |= ((res & 0x8) ? ts_olf : 0);
+
+ /* Update Rxq timestamp with the latest
+ * timestamp.
+ */
+ rxq->tstamp->rx_ready = 1;
+ rxq->tstamp->rx_tstamp =
+ ts[31 - __builtin_clz(res)];
+ }
+ }
+
/* Form rearm_data with ol_flags */
rearm0 = vsetq_lane_u64(ol_flags0, rearm0, 1);
rearm1 = vsetq_lane_u64(ol_flags1, rearm1, 1);
vst1q_u64((uint64_t *)mbuf2->rearm_data, rearm2);
vst1q_u64((uint64_t *)mbuf3->rearm_data, rearm3);
- /* Update that no more segments */
- mbuf0->next = NULL;
- mbuf1->next = NULL;
- mbuf2->next = NULL;
- mbuf3->next = NULL;
-
/* Store the mbufs to rx_pkts */
vst1q_u64((uint64_t *)&rx_pkts[packets], mbuf01);
vst1q_u64((uint64_t *)&rx_pkts[packets + 2], mbuf23);
+ if (flags & NIX_RX_MULTI_SEG_F) {
+ /* Multi segment is enable build mseg list for
+ * individual mbufs in scalar mode.
+ */
+ nix_cqe_xtract_mseg((union nix_rx_parse_u *)
+ (cq0 + CQE_SZ(0) + 8), mbuf0,
+ mbuf_initializer, flags);
+ nix_cqe_xtract_mseg((union nix_rx_parse_u *)
+ (cq0 + CQE_SZ(1) + 8), mbuf1,
+ mbuf_initializer, flags);
+ nix_cqe_xtract_mseg((union nix_rx_parse_u *)
+ (cq0 + CQE_SZ(2) + 8), mbuf2,
+ mbuf_initializer, flags);
+ nix_cqe_xtract_mseg((union nix_rx_parse_u *)
+ (cq0 + CQE_SZ(3) + 8), mbuf3,
+ mbuf_initializer, flags);
+ } else {
+ /* Update that no more segments */
+ mbuf0->next = NULL;
+ mbuf1->next = NULL;
+ mbuf2->next = NULL;
+ mbuf3->next = NULL;
+ }
+
/* Prefetch mbufs */
roc_prefetch_store_keep(mbuf0);
roc_prefetch_store_keep(mbuf1);
void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t pkts); \
\
uint16_t __rte_noinline __rte_hot cn10k_nix_recv_pkts_vec_##name( \
+ void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t pkts); \
+ \
+ uint16_t __rte_noinline __rte_hot cn10k_nix_recv_pkts_vec_mseg_##name( \
void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t pkts);
NIX_RX_FASTPATH_MODES
git.droids-corp.org / dpdk.git / blobdiff