net: thunderx: Fix TSO packet statistic

[mirror_ubuntu-bionic-kernel.git] / drivers / net / ethernet / cavium / thunder / nicvf_queues.c

diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
index d69d228d11a013b4cb709041e49472a9b3b34040..500fdbe08ceb51f2dc1bfa65b229fababebd50a8 100644 (file)
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
@@ -382,7 +382,8 @@ static void nicvf_free_snd_queue(struct nicvf *nic, struct snd_queue *sq)
                return;
 
        if (sq->tso_hdrs)
-               dma_free_coherent(&nic->pdev->dev, sq->dmem.q_len,
+               dma_free_coherent(&nic->pdev->dev,
+                                 sq->dmem.q_len * TSO_HEADER_SIZE,
                                  sq->tso_hdrs, sq->tso_hdrs_phys);
 
        kfree(sq->skbuff);
@@ -863,10 +864,11 @@ void nicvf_sq_free_used_descs(struct net_device *netdev, struct snd_queue *sq,
                        continue;
                }
                skb = (struct sk_buff *)sq->skbuff[sq->head];
+               if (skb)
+                       dev_kfree_skb_any(skb);
                atomic64_add(1, (atomic64_t *)&netdev->stats.tx_packets);
                atomic64_add(hdr->tot_len,
                             (atomic64_t *)&netdev->stats.tx_bytes);
-               dev_kfree_skb_any(skb);
                nicvf_put_sq_desc(sq, hdr->subdesc_cnt + 1);
        }
 }
@@ -992,7 +994,7 @@ static inline void nicvf_sq_add_gather_subdesc(struct snd_queue *sq, int qentry,
 
        memset(gather, 0, SND_QUEUE_DESC_SIZE);
        gather->subdesc_type = SQ_DESC_TYPE_GATHER;
-       gather->ld_type = NIC_SEND_LD_TYPE_E_LDWB;
+       gather->ld_type = NIC_SEND_LD_TYPE_E_LDD;
        gather->size = size;
        gather->addr = data;
 }
@@ -1048,7 +1050,7 @@ static int nicvf_sq_append_tso(struct nicvf *nic, struct snd_queue *sq,
                }
                nicvf_sq_add_hdr_subdesc(sq, hdr_qentry,
                                         seg_subdescs - 1, skb, seg_len);
-               sq->skbuff[hdr_qentry] = 0;
+               sq->skbuff[hdr_qentry] = (u64)NULL;
                qentry = nicvf_get_nxt_sqentry(sq, qentry);
 
                desc_cnt += seg_subdescs;
@@ -1062,6 +1064,7 @@ static int nicvf_sq_append_tso(struct nicvf *nic, struct snd_queue *sq,
        /* Inform HW to xmit all TSO segments */
        nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_DOOR,
                              skb_get_queue_mapping(skb), desc_cnt);
+       nic->drv_stats.tx_tso++;
        return 1;
 }