diff options
| author | Varun Prakash <varun@chelsio.com> | 2016-02-14 23:02:41 +0530 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2016-03-22 00:25:03 -0700 |
| commit | 2337ba422c2742b6fc78cb6d73f1f3342f69c137 (patch) | |
| tree | 257e8ee4eff65b5ef1c4a08a291f677ade85d9dc /drivers/net/ethernet/chelsio/cxgb4/sge.c | |
| parent | f2692d16eb2c931038db68977c5f12949c997bdf (diff) | |
cxgb4: large receive offload support
add large receive offload(LRO) support
for upper layer drivers.
Signed-off-by: Varun Prakash <varun@chelsio.com>
Acked-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/sge.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/sge.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index b3a31af7e7e7..3ba4b0cc8094 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2157,8 +2157,11 @@ static int process_responses(struct sge_rspq *q, int budget) while (likely(budget_left)) { rc = (void *)q->cur_desc + (q->iqe_len - sizeof(*rc)); - if (!is_new_response(rc, q)) + if (!is_new_response(rc, q)) { + if (q->flush_handler) + q->flush_handler(q); break; + } dma_rmb(); rsp_type = RSPD_TYPE_G(rc->type_gen); @@ -2544,7 +2547,8 @@ static void __iomem *bar2_address(struct adapter *adapter, */ int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq, struct net_device *dev, int intr_idx, - struct sge_fl *fl, rspq_handler_t hnd, int cong) + struct sge_fl *fl, rspq_handler_t hnd, + rspq_flush_handler_t flush_hnd, int cong) { int ret, flsz = 0; struct fw_iq_cmd c; @@ -2638,6 +2642,10 @@ int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq, iq->size--; /* subtract status entry */ iq->netdev = dev; iq->handler = hnd; + iq->flush_handler = flush_hnd; + + memset(&iq->lro_mgr, 0, sizeof(struct t4_lro_mgr)); + skb_queue_head_init(&iq->lro_mgr.lroq); /* set offset to -1 to distinguish ingress queues without FL */ iq->offset = fl ? 0 : -1; |