1 /* 2 * Copyright 2008 Cisco Systems, Inc. All rights reserved. 3 * Copyright 2007 Nuova Systems, Inc. All rights reserved. 4 * 5 * This program is free software; you may redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; version 2 of the License. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 10 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 11 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 12 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 13 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 14 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 15 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 16 * SOFTWARE. 17 */ 18 #ifndef _VNIC_SCSI_H_ 19 #define _VNIC_SCSI_H_ 20 21 #define VNIC_FNIC_WQ_COPY_COUNT_MIN 1 22 #define VNIC_FNIC_WQ_COPY_COUNT_MAX 1 23 24 #define VNIC_FNIC_WQ_DESCS_MIN 64 25 #define VNIC_FNIC_WQ_DESCS_MAX 128 26 27 #define VNIC_FNIC_WQ_COPY_DESCS_MIN 64 28 #define VNIC_FNIC_WQ_COPY_DESCS_MAX 512 29 30 #define VNIC_FNIC_RQ_DESCS_MIN 64 31 #define VNIC_FNIC_RQ_DESCS_MAX 128 32 33 #define VNIC_FNIC_EDTOV_MIN 1000 34 #define VNIC_FNIC_EDTOV_MAX 255000 35 #define VNIC_FNIC_EDTOV_DEF 2000 36 37 #define VNIC_FNIC_RATOV_MIN 1000 38 #define VNIC_FNIC_RATOV_MAX 255000 39 40 #define VNIC_FNIC_MAXDATAFIELDSIZE_MIN 256 41 #define VNIC_FNIC_MAXDATAFIELDSIZE_MAX 2112 42 43 #define VNIC_FNIC_FLOGI_RETRIES_MIN 0 44 #define VNIC_FNIC_FLOGI_RETRIES_MAX 0xffffffff 45 #define VNIC_FNIC_FLOGI_RETRIES_DEF 0xffffffff 46 47 #define VNIC_FNIC_FLOGI_TIMEOUT_MIN 1000 48 #define VNIC_FNIC_FLOGI_TIMEOUT_MAX 255000 49 50 #define VNIC_FNIC_PLOGI_RETRIES_MIN 0 51 #define VNIC_FNIC_PLOGI_RETRIES_MAX 255 52 #define VNIC_FNIC_PLOGI_RETRIES_DEF 8 53 54 #define VNIC_FNIC_PLOGI_TIMEOUT_MIN 1000 55 #define VNIC_FNIC_PLOGI_TIMEOUT_MAX 255000 56 57 #define VNIC_FNIC_IO_THROTTLE_COUNT_MIN 1 58 #define VNIC_FNIC_IO_THROTTLE_COUNT_MAX 2048 59 60 #define VNIC_FNIC_LINK_DOWN_TIMEOUT_MIN 0 61 #define VNIC_FNIC_LINK_DOWN_TIMEOUT_MAX 240000 62 63 #define VNIC_FNIC_PORT_DOWN_TIMEOUT_MIN 0 64 #define VNIC_FNIC_PORT_DOWN_TIMEOUT_MAX 240000 65 66 #define VNIC_FNIC_PORT_DOWN_IO_RETRIES_MIN 0 67 #define VNIC_FNIC_PORT_DOWN_IO_RETRIES_MAX 255 68 69 #define VNIC_FNIC_LUNS_PER_TARGET_MIN 1 70 #define VNIC_FNIC_LUNS_PER_TARGET_MAX 1024 71 72 /* Device-specific region: scsi configuration */ 73 struct vnic_fc_config { 74 u64 node_wwn; 75 u64 port_wwn; 76 u32 flags; 77 u32 wq_enet_desc_count; 78 u32 wq_copy_desc_count; 79 u32 rq_desc_count; 80 u32 flogi_retries; 81 u32 flogi_timeout; 82 u32 plogi_retries; 83 u32 plogi_timeout; 84 u32 io_throttle_count; 85 u32 link_down_timeout; 86 u32 port_down_timeout; 87 u32 port_down_io_retries; 88 u32 luns_per_tgt; 89 u16 maxdatafieldsize; 90 u16 ed_tov; 91 u16 ra_tov; 92 u16 intr_timer; 93 u8 intr_timer_type; 94 }; 95 96 #define VFCF_FCP_SEQ_LVL_ERR 0x1 /* Enable FCP-2 Error Recovery */ 97 #define VFCF_PERBI 0x2 /* persistent binding info available */ 98 #define VFCF_FIP_CAPABLE 0x4 /* firmware can handle FIP */ 99 100 #endif /* _VNIC_SCSI_H_ */ 101