diff options
Diffstat (limited to 'drivers/net/benet/be_cmds.c')
| -rw-r--r-- | drivers/net/benet/be_cmds.c | 65 |
1 files changed, 63 insertions, 2 deletions
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c index 81654ae16c63..0c12c2d4532a 100644 --- a/drivers/net/benet/be_cmds.c +++ b/drivers/net/benet/be_cmds.c @@ -799,12 +799,12 @@ static u32 be_encoded_q_len(int q_len) return len_encoded; } -int be_cmd_mccq_create(struct be_adapter *adapter, +int be_cmd_mccq_ext_create(struct be_adapter *adapter, struct be_queue_info *mccq, struct be_queue_info *cq) { struct be_mcc_wrb *wrb; - struct be_cmd_req_mcc_create *req; + struct be_cmd_req_mcc_ext_create *req; struct be_dma_mem *q_mem = &mccq->dma_mem; void *ctxt; int status; @@ -859,6 +859,67 @@ int be_cmd_mccq_create(struct be_adapter *adapter, return status; } +int be_cmd_mccq_org_create(struct be_adapter *adapter, + struct be_queue_info *mccq, + struct be_queue_info *cq) +{ + struct be_mcc_wrb *wrb; + struct be_cmd_req_mcc_create *req; + struct be_dma_mem *q_mem = &mccq->dma_mem; + void *ctxt; + int status; + + if (mutex_lock_interruptible(&adapter->mbox_lock)) + return -1; + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); + ctxt = &req->context; + + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, + OPCODE_COMMON_MCC_CREATE); + + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, + OPCODE_COMMON_MCC_CREATE, sizeof(*req)); + + req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); + + AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1); + AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt, + be_encoded_q_len(mccq->len)); + AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id); + + be_dws_cpu_to_le(ctxt, sizeof(req->context)); + + be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); + + status = be_mbox_notify_wait(adapter); + if (!status) { + struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb); + mccq->id = le16_to_cpu(resp->id); + mccq->created = true; + } + + mutex_unlock(&adapter->mbox_lock); + return status; +} + +int be_cmd_mccq_create(struct be_adapter *adapter, + struct be_queue_info *mccq, + struct be_queue_info *cq) +{ + int status; + + status = be_cmd_mccq_ext_create(adapter, mccq, cq); + if (status && !lancer_chip(adapter)) { + dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 " + "or newer to avoid conflicting priorities between NIC " + "and FCoE traffic"); + status = be_cmd_mccq_org_create(adapter, mccq, cq); + } + return status; +} + int be_cmd_txq_create(struct be_adapter *adapter, struct be_queue_info *txq, struct be_queue_info *cq) |