#ifdef CLIB_HAVE_VEC256
u64x4 q1x4, or_q1x4 = { 0 };
u64x4 dd_eop_mask4 = u64x4_splat (AVF_RXD_STATUS_DD | AVF_RXD_STATUS_EOP);
+#elif defined(CLIB_HAVE_VEC128)
+ u32x4 q1x4_lo, q1x4_hi, or_q1x4 = { 0 };
+ u32x4 dd_eop_mask4 = u32x4_splat (AVF_RXD_STATUS_DD | AVF_RXD_STATUS_EOP);
#endif
/* is there anything on the ring */
or_q1x4 |= q1x4;
u64x4_store_unaligned (q1x4, ptd->qw1s + n_rx_packets);
+#elif defined(CLIB_HAVE_VEC128)
+ if (n_rx_packets >= AVF_RX_VECTOR_SZ - 4 || next >= size - 4)
+ goto one_by_one;
+
+ q1x4_lo =
+ u32x4_gather ((void *) &d[0].qword[1], (void *) &d[1].qword[1],
+ (void *) &d[2].qword[1], (void *) &d[3].qword[1]);
+
+ /* not all packets are ready or at least one of them is chained */
+ if (!u32x4_is_equal (q1x4_lo & dd_eop_mask4, dd_eop_mask4))
+ goto one_by_one;
+
+ q1x4_hi = u32x4_gather (
+ (void *) &d[0].qword[1] + 4, (void *) &d[1].qword[1] + 4,
+ (void *) &d[2].qword[1] + 4, (void *) &d[3].qword[1] + 4);
+
+ or_q1x4 |= q1x4_lo;
+ ptd->qw1s[n_rx_packets + 0] = (u64) q1x4_hi[0] << 32 | (u64) q1x4_lo[0];
+ ptd->qw1s[n_rx_packets + 1] = (u64) q1x4_hi[1] << 32 | (u64) q1x4_lo[1];
+ ptd->qw1s[n_rx_packets + 2] = (u64) q1x4_hi[2] << 32 | (u64) q1x4_lo[2];
+ ptd->qw1s[n_rx_packets + 3] = (u64) q1x4_hi[3] << 32 | (u64) q1x4_lo[3];
+#endif
+#if defined(CLIB_HAVE_VEC256) || defined(CLIB_HAVE_VEC128)
vlib_buffer_copy_indices (bi, rxq->bufs + next, 4);
/* next */
rxq->next = next;
rxq->n_enqueued -= n_rx_packets + n_tail_desc;
-#ifdef CLIB_HAVE_VEC256
+#if defined(CLIB_HAVE_VEC256) || defined(CLIB_HAVE_VEC128)
or_qw1 |= or_q1x4[0] | or_q1x4[1] | or_q1x4[2] | or_q1x4[3];
#endif
while (n_trace && n_left)
{
- vlib_buffer_t *b;
- avf_input_trace_t *tr;
- b = vlib_get_buffer (vm, bi[0]);
- vlib_trace_buffer (vm, node, next_index, b, /* follow_chain */ 0);
- tr = vlib_add_trace (vm, node, b, sizeof (*tr));
- tr->next_index = next_index;
- tr->qid = qid;
- tr->hw_if_index = ad->hw_if_index;
- tr->qw1s[0] = ptd->qw1s[i];
- for (j = 1; j < AVF_RX_MAX_DESC_IN_CHAIN; j++)
- tr->qw1s[j] = ptd->tails[i].qw1s[j - 1];
+ vlib_buffer_t *b = vlib_get_buffer (vm, bi[0]);
+ if (PREDICT_TRUE
+ (vlib_trace_buffer
+ (vm, node, next_index, b, /* follow_chain */ 0)))
+ {
+ avf_input_trace_t *tr =
+ vlib_add_trace (vm, node, b, sizeof (*tr));
+ tr->next_index = next_index;
+ tr->qid = qid;
+ tr->hw_if_index = ad->hw_if_index;
+ tr->qw1s[0] = ptd->qw1s[i];
+ for (j = 1; j < AVF_RX_MAX_DESC_IN_CHAIN; j++)
+ tr->qw1s[j] = ptd->tails[i].qw1s[j - 1];
+
+ n_trace--;
+ }
/* next */
- n_trace--;
n_left--;
bi++;
i++;