X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fsfc_rx.c;h=de0773b8a7eee041c62125ab6c11ea608b660b52;hb=57ddbf7edd9c5041603e224fbbb62c11ce423135;hp=a9217ada9d9b6b1ab96fe2bf5b2955eef9dadfe0;hpb=849c2d919dae233c7b76c44f80ef18e780651abc;p=dpdk.git

diff --git a/drivers/net/sfc/sfc_rx.c b/drivers/net/sfc/sfc_rx.c
index a9217ada9d..de0773b8a7 100644
--- a/drivers/net/sfc/sfc_rx.c
+++ b/drivers/net/sfc/sfc_rx.c
@@ -528,13 +528,22 @@ static sfc_dp_rx_qpurge_t sfc_efx_rx_qpurge;
 static sfc_dp_rx_qstart_t sfc_efx_rx_qstart;
 static int
 sfc_efx_rx_qstart(struct sfc_dp_rxq *dp_rxq,
-		  __rte_unused unsigned int evq_read_ptr)
+		  __rte_unused unsigned int evq_read_ptr,
+		  const efx_rx_prefix_layout_t *pinfo)
 {
 	/* libefx-based datapath is specific to libefx-based PMD */
 	struct sfc_efx_rxq *rxq = sfc_efx_rxq_by_dp_rxq(dp_rxq);
 	struct sfc_rxq *crxq = sfc_rxq_by_dp_rxq(dp_rxq);
 	int rc;
 
+	/*
+	 * libefx API is used to extract information from Rx prefix and
+	 * it guarantees consistency. Just do length check to ensure
+	 * that we reserved space in Rx buffers correctly.
+	 */
+	if (rxq->prefix_size != pinfo->erpl_length)
+		return ENOTSUP;
+
 	rxq->common = crxq->common;
 
 	rxq->pending = rxq->completed = rxq->added = rxq->pushed = 0;
@@ -760,6 +769,7 @@ sfc_rx_qstart(struct sfc_adapter *sa, unsigned int sw_index)
 	struct sfc_rxq_info *rxq_info;
 	struct sfc_rxq *rxq;
 	struct sfc_evq *evq;
+	efx_rx_prefix_layout_t pinfo;
 	int rc;
 
 	sfc_log_init(sa, "sw_index=%u", sw_index);
@@ -811,9 +821,13 @@ sfc_rx_qstart(struct sfc_adapter *sa, unsigned int sw_index)
 	if (rc != 0)
 		goto fail_rx_qcreate;
 
+	rc = efx_rx_prefix_get_layout(rxq->common, &pinfo);
+	if (rc != 0)
+		goto fail_prefix_get_layout;
+
 	efx_rx_qenable(rxq->common);
 
-	rc = sa->priv.dp_rx->qstart(rxq_info->dp, evq->read_ptr);
+	rc = sa->priv.dp_rx->qstart(rxq_info->dp, evq->read_ptr, &pinfo);
 	if (rc != 0)
 		goto fail_dp_qstart;
 
@@ -839,6 +853,7 @@ fail_mac_filter_default_rxq_set:
 fail_dp_qstart:
 	efx_rx_qdestroy(rxq->common);
 
+fail_prefix_get_layout:
 fail_rx_qcreate:
 fail_bad_contig_block_size:
 fail_mp_get_info:
@@ -1125,6 +1140,9 @@ sfc_rx_qinit(struct sfc_adapter *sa, unsigned int sw_index,
 	     DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM) != 0)
 		rxq_info->type_flags |= EFX_RXQ_FLAG_INNER_CLASSES;
 
+	if (offloads & DEV_RX_OFFLOAD_RSS_HASH)
+		rxq_info->type_flags |= EFX_RXQ_FLAG_RSS_HASH;
+
 	rc = sfc_ev_qinit(sa, SFC_EVQ_TYPE_RX, sw_index,
 			  evq_entries, socket_id, &evq);
 	if (rc != 0)
@@ -1181,6 +1199,7 @@ sfc_rx_qinit(struct sfc_adapter *sa, unsigned int sw_index,
 	info.hw_index = rxq->hw_index;
 	info.mem_bar = sa->mem_bar.esb_base;
 	info.vi_window_shift = encp->enc_vi_window_shift;
+	info.fcw_offset = sa->fcw_offset;
 
 	rc = sa->priv.dp_rx->qcreate(sa->eth_dev->data->port_id, sw_index,
 				     &RTE_ETH_DEV_TO_PCI(sa->eth_dev)->addr,