diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/cnic.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/cnic.c | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c index dd3a0a232ea0..7381460142e6 100644 --- a/drivers/net/ethernet/broadcom/cnic.c +++ b/drivers/net/ethernet/broadcom/cnic.c @@ -1,6 +1,6 @@ /* cnic.c: Broadcom CNIC core network driver. * - * Copyright (c) 2006-2011 Broadcom Corporation + * Copyright (c) 2006-2012 Broadcom Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -2521,12 +2521,35 @@ static void cnic_bnx2x_kwqe_err(struct cnic_dev *dev, struct kwqe *kwqe) u32 cid; u32 opcode = KWQE_OPCODE(kwqe->kwqe_op_flag); u32 layer_code = kwqe->kwqe_op_flag & KWQE_LAYER_MASK; + u32 kcqe_op; int ulp_type; cid = kwqe->kwqe_info0; memset(&kcqe, 0, sizeof(kcqe)); - if (layer_code == KWQE_FLAGS_LAYER_MASK_L5_ISCSI) { + if (layer_code == KWQE_FLAGS_LAYER_MASK_L5_FCOE) { + u32 l5_cid = 0; + + ulp_type = CNIC_ULP_FCOE; + if (opcode == FCOE_KWQE_OPCODE_DISABLE_CONN) { + struct fcoe_kwqe_conn_enable_disable *req; + + req = (struct fcoe_kwqe_conn_enable_disable *) kwqe; + kcqe_op = FCOE_KCQE_OPCODE_DISABLE_CONN; + cid = req->context_id; + l5_cid = req->conn_id; + } else if (opcode == FCOE_KWQE_OPCODE_DESTROY) { + kcqe_op = FCOE_KCQE_OPCODE_DESTROY_FUNC; + } else { + return; + } + kcqe.kcqe_op_flag = kcqe_op << KCQE_FLAGS_OPCODE_SHIFT; + kcqe.kcqe_op_flag |= KCQE_FLAGS_LAYER_MASK_L5_FCOE; + kcqe.kcqe_info1 = FCOE_KCQE_COMPLETION_STATUS_NIC_ERROR; + kcqe.kcqe_info2 = cid; + kcqe.kcqe_info0 = l5_cid; + + } else if (layer_code == KWQE_FLAGS_LAYER_MASK_L5_ISCSI) { ulp_type = CNIC_ULP_ISCSI; if (opcode == ISCSI_KWQE_OPCODE_UPDATE_CONN) cid = kwqe->kwqe_info1; @@ -2539,7 +2562,6 @@ static void cnic_bnx2x_kwqe_err(struct cnic_dev *dev, struct kwqe *kwqe) } else if (layer_code == KWQE_FLAGS_LAYER_MASK_L4) { struct l4_kcq *l4kcqe = (struct l4_kcq *) &kcqe; - u32 kcqe_op; ulp_type = CNIC_ULP_L4; if (opcode == L4_KWQE_OPCODE_VALUE_CONNECT1) @@ -2686,9 +2708,17 @@ static int cnic_submit_bnx2x_fcoe_kwqes(struct cnic_dev *dev, opcode); break; } - if (ret < 0) + if (ret < 0) { netdev_err(dev->netdev, "KWQE(0x%x) failed\n", opcode); + + /* Possibly bnx2x parity error, send completion + * to ulp drivers with error code to speed up + * cleanup and reset recovery. + */ + if (ret == -EIO || ret == -EAGAIN) + cnic_bnx2x_kwqe_err(dev, kwqe); + } i += work; } return 0; |