diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c index 53b2a4ef5298..6ee15f3c25ed 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c @@ -1247,9 +1247,11 @@ void otx2_cleanup_rx_cqes(struct otx2_nic *pfvf, struct otx2_cq_queue *cq, int q void otx2_cleanup_tx_cqes(struct otx2_nic *pfvf, struct otx2_cq_queue *cq) { + int tx_pkts = 0, tx_bytes = 0; struct sk_buff *skb = NULL; struct otx2_snd_queue *sq; struct nix_cqe_tx_s *cqe; + struct netdev_queue *txq; int processed_cqe = 0; struct sg_list *sg; int qidx; @@ -1270,12 +1272,20 @@ void otx2_cleanup_tx_cqes(struct otx2_nic *pfvf, struct otx2_cq_queue *cq) sg = &sq->sg[cqe->comp.sqe_id]; skb = (struct sk_buff *)sg->skb; if (skb) { + tx_bytes += skb->len; + tx_pkts++; otx2_dma_unmap_skb_frags(pfvf, sg); dev_kfree_skb_any(skb); sg->skb = (u64)NULL; } } + if (likely(tx_pkts)) { + if (qidx >= pfvf->hw.tx_queues) + qidx -= pfvf->hw.xdp_queues; + txq = netdev_get_tx_queue(pfvf->netdev, qidx); + netdev_tx_completed_queue(txq, tx_pkts, tx_bytes); + } /* Free CQEs to HW */ otx2_write64(pfvf, NIX_LF_CQ_OP_DOOR, ((u64)cq->cq_idx << 32) | processed_cqe); @@ -1302,6 +1312,38 @@ int otx2_rxtx_enable(struct otx2_nic *pfvf, bool enable) return err; } +void otx2_free_pending_sqe(struct otx2_nic *pfvf) +{ + int tx_pkts = 0, tx_bytes = 0; + struct sk_buff *skb = NULL; + struct otx2_snd_queue *sq; + struct netdev_queue *txq; + struct sg_list *sg; + int sq_idx, sqe; + + for (sq_idx = 0; sq_idx < pfvf->hw.tx_queues; sq_idx++) { + sq = &pfvf->qset.sq[sq_idx]; + for (sqe = 0; sqe < sq->sqe_cnt; sqe++) { + sg = &sq->sg[sqe]; + skb = (struct sk_buff *)sg->skb; + if (skb) { + tx_bytes += skb->len; + tx_pkts++; + otx2_dma_unmap_skb_frags(pfvf, sg); + dev_kfree_skb_any(skb); + sg->skb = (u64)NULL; + } + } + + if (!tx_pkts) + continue; + txq = netdev_get_tx_queue(pfvf->netdev, sq_idx); + netdev_tx_completed_queue(txq, tx_pkts, tx_bytes); + tx_pkts = 0; + tx_bytes = 0; + } +} + static void otx2_xdp_sqe_add_sg(struct otx2_snd_queue *sq, u64 dma_addr, int len, int *offset) { |