| Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. |
| 3 | * All rights reserved |
| 4 | * www.brocade.com |
| 5 | * |
| 6 | * Linux driver for Brocade Fibre Channel Host Bus Adapter. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify it |
| 9 | * under the terms of the GNU General Public License (GPL) Version 2 as |
| 10 | * published by the Free Software Foundation |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, but |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | */ |
| 17 | |
| 18 | #ifndef __BFA_DEFS_QOS_H__ |
| 19 | #define __BFA_DEFS_QOS_H__ |
| 20 | |
| 21 | /** |
| 22 | * QoS states |
| 23 | */ |
| 24 | enum bfa_qos_state { |
| 25 | BFA_QOS_ONLINE = 1, /* QoS is online */ |
| 26 | BFA_QOS_OFFLINE = 2, /* QoS is offline */ |
| 27 | }; |
| 28 | |
| 29 | |
| 30 | /** |
| 31 | * QoS Priority levels. |
| 32 | */ |
| 33 | enum bfa_qos_priority { |
| 34 | BFA_QOS_UNKNOWN = 0, |
| 35 | BFA_QOS_HIGH = 1, /* QoS Priority Level High */ |
| 36 | BFA_QOS_MED = 2, /* QoS Priority Level Medium */ |
| 37 | BFA_QOS_LOW = 3, /* QoS Priority Level Low */ |
| 38 | }; |
| 39 | |
| 40 | |
| 41 | /** |
| 42 | * QoS bandwidth allocation for each priority level |
| 43 | */ |
| 44 | enum bfa_qos_bw_alloc { |
| 45 | BFA_QOS_BW_HIGH = 60, /* bandwidth allocation for High */ |
| 46 | BFA_QOS_BW_MED = 30, /* bandwidth allocation for Medium */ |
| 47 | BFA_QOS_BW_LOW = 10, /* bandwidth allocation for Low */ |
| 48 | }; |
| 49 | |
| 50 | /** |
| 51 | * QoS attribute returned in QoS Query |
| 52 | */ |
| 53 | struct bfa_qos_attr_s { |
| 54 | enum bfa_qos_state state; /* QoS current state */ |
| 55 | u32 total_bb_cr; /* Total BB Credits */ |
| 56 | }; |
| 57 | |
| 58 | /** |
| 59 | * These fields should be displayed only from the CLI. |
| 60 | * There will be a separate BFAL API (get_qos_vc_attr ?) |
| 61 | * to retrieve this. |
| 62 | * |
| 63 | */ |
| 64 | #define BFA_QOS_MAX_VC 16 |
| 65 | |
| 66 | struct bfa_qos_vc_info_s { |
| 67 | u8 vc_credit; |
| 68 | u8 borrow_credit; |
| 69 | u8 priority; |
| 70 | u8 resvd; |
| 71 | }; |
| 72 | |
| 73 | struct bfa_qos_vc_attr_s { |
| 74 | u16 total_vc_count; /* Total VC Count */ |
| 75 | u16 shared_credit; |
| 76 | u32 elp_opmode_flags; |
| 77 | struct bfa_qos_vc_info_s vc_info[BFA_QOS_MAX_VC]; /* as many as |
| 78 | * total_vc_count */ |
| 79 | }; |
| 80 | |
| 81 | /** |
| 82 | * QoS statistics |
| 83 | */ |
| 84 | struct bfa_qos_stats_s { |
| 85 | u32 flogi_sent; /* QoS Flogi sent */ |
| 86 | u32 flogi_acc_recvd; /* QoS Flogi Acc received */ |
| 87 | u32 flogi_rjt_recvd; /* QoS Flogi rejects received */ |
| 88 | u32 flogi_retries; /* QoS Flogi retries */ |
| 89 | |
| 90 | u32 elp_recvd; /* QoS ELP received */ |
| 91 | u32 elp_accepted; /* QoS ELP Accepted */ |
| 92 | u32 elp_rejected; /* QoS ELP rejected */ |
| 93 | u32 elp_dropped; /* QoS ELP dropped */ |
| 94 | |
| 95 | u32 qos_rscn_recvd; /* QoS RSCN received */ |
| 96 | u32 rsvd; /* padding for 64 bit alignment */ |
| 97 | }; |
| 98 | |
| 99 | #endif /* __BFA_DEFS_QOS_H__ */ |