Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 | /* * Copyright 2008 Cisco Systems, Inc. All rights reserved. * Copyright 2007 Nuova Systems, Inc. All rights reserved. * * This program is free software; you may redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _FNIC_RES_H_ #define _FNIC_RES_H_ #include "wq_enet_desc.h" #include "rq_enet_desc.h" #include "vnic_wq.h" #include "vnic_rq.h" #include "fnic_io.h" #include "fcpio.h" #include "vnic_wq_copy.h" #include "vnic_cq_copy.h" static inline void fnic_queue_wq_desc(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, unsigned int fc_eof, int vlan_tag_insert, unsigned int vlan_tag, int cq_entry, int sop, int eop) { struct wq_enet_desc *desc = vnic_wq_next_desc(wq); wq_enet_desc_enc(desc, (u64)dma_addr | VNIC_PADDR_TARGET, (u16)len, 0, /* mss_or_csum_offset */ (u16)fc_eof, 0, /* offload_mode */ (u8)eop, (u8)cq_entry, 1, /* fcoe_encap */ (u8)vlan_tag_insert, (u16)vlan_tag, 0 /* loopback */); vnic_wq_post(wq, os_buf, dma_addr, len, sop, eop); } static inline void fnic_queue_wq_eth_desc(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, unsigned int len, int vlan_tag_insert, unsigned int vlan_tag, int cq_entry) { struct wq_enet_desc *desc = vnic_wq_next_desc(wq); wq_enet_desc_enc(desc, (u64)dma_addr | VNIC_PADDR_TARGET, (u16)len, 0, /* mss_or_csum_offset */ 0, /* fc_eof */ 0, /* offload_mode */ 1, /* eop */ (u8)cq_entry, 0, /* fcoe_encap */ (u8)vlan_tag_insert, (u16)vlan_tag, 0 /* loopback */); vnic_wq_post(wq, os_buf, dma_addr, len, 1, 1); } static inline void fnic_queue_wq_copy_desc_icmnd_16(struct vnic_wq_copy *wq, u32 req_id, u32 lunmap_id, u8 spl_flags, u32 sgl_cnt, u32 sense_len, u64 sgl_addr, u64 sns_addr, u8 crn, u8 pri_ta, u8 flags, u8 *scsi_cdb, u8 cdb_len, u32 data_len, u8 *lun, u32 d_id, u16 mss, u32 ratov, u32 edtov) { struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq); desc->hdr.type = FCPIO_ICMND_16; /* enum fcpio_type */ desc->hdr.status = 0; /* header status entry */ desc->hdr._resvd = 0; /* reserved */ desc->hdr.tag.u.req_id = req_id; /* id for this request */ desc->u.icmnd_16.lunmap_id = lunmap_id; /* index into lunmap table */ desc->u.icmnd_16.special_req_flags = spl_flags; /* exch req flags */ desc->u.icmnd_16._resvd0[0] = 0; /* reserved */ desc->u.icmnd_16._resvd0[1] = 0; /* reserved */ desc->u.icmnd_16._resvd0[2] = 0; /* reserved */ desc->u.icmnd_16.sgl_cnt = sgl_cnt; /* scatter-gather list count */ desc->u.icmnd_16.sense_len = sense_len; /* sense buffer length */ desc->u.icmnd_16.sgl_addr = sgl_addr; /* scatter-gather list addr */ desc->u.icmnd_16.sense_addr = sns_addr; /* sense buffer address */ desc->u.icmnd_16.crn = crn; /* SCSI Command Reference No.*/ desc->u.icmnd_16.pri_ta = pri_ta; /* SCSI Pri & Task attribute */ desc->u.icmnd_16._resvd1 = 0; /* reserved: should be 0 */ desc->u.icmnd_16.flags = flags; /* command flags */ memset(desc->u.icmnd_16.scsi_cdb, 0, CDB_16); memcpy(desc->u.icmnd_16.scsi_cdb, scsi_cdb, cdb_len); /* SCSI CDB */ desc->u.icmnd_16.data_len = data_len; /* length of data expected */ memcpy(desc->u.icmnd_16.lun, lun, LUN_ADDRESS); /* LUN address */ desc->u.icmnd_16._resvd2 = 0; /* reserved */ hton24(desc->u.icmnd_16.d_id, d_id); /* FC vNIC only: Target D_ID */ desc->u.icmnd_16.mss = mss; /* FC vNIC only: max burst */ desc->u.icmnd_16.r_a_tov = ratov; /*FC vNIC only: Res. Alloc Timeout */ desc->u.icmnd_16.e_d_tov = edtov; /*FC vNIC only: Err Detect Timeout */ vnic_wq_copy_post(wq); } static inline void fnic_queue_wq_copy_desc_itmf(struct vnic_wq_copy *wq, u32 req_id, u32 lunmap_id, u32 tm_req, u32 tm_id, u8 *lun, u32 d_id, u32 r_a_tov, u32 e_d_tov) { struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq); desc->hdr.type = FCPIO_ITMF; /* enum fcpio_type */ desc->hdr.status = 0; /* header status entry */ desc->hdr._resvd = 0; /* reserved */ desc->hdr.tag.u.req_id = req_id; /* id for this request */ desc->u.itmf.lunmap_id = lunmap_id; /* index into lunmap table */ desc->u.itmf.tm_req = tm_req; /* SCSI Task Management request */ desc->u.itmf.t_tag = tm_id; /* tag of fcpio to be aborted */ desc->u.itmf._resvd = 0; memcpy(desc->u.itmf.lun, lun, LUN_ADDRESS); /* LUN address */ desc->u.itmf._resvd1 = 0; hton24(desc->u.itmf.d_id, d_id); /* FC vNIC only: Target D_ID */ desc->u.itmf.r_a_tov = r_a_tov; /* FC vNIC only: R_A_TOV in msec */ desc->u.itmf.e_d_tov = e_d_tov; /* FC vNIC only: E_D_TOV in msec */ vnic_wq_copy_post(wq); } static inline void fnic_queue_wq_copy_desc_flogi_reg(struct vnic_wq_copy *wq, u32 req_id, u8 format, u32 s_id, u8 *gw_mac) { struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq); desc->hdr.type = FCPIO_FLOGI_REG; /* enum fcpio_type */ desc->hdr.status = 0; /* header status entry */ desc->hdr._resvd = 0; /* reserved */ desc->hdr.tag.u.req_id = req_id; /* id for this request */ desc->u.flogi_reg.format = format; desc->u.flogi_reg._resvd = 0; hton24(desc->u.flogi_reg.s_id, s_id); memcpy(desc->u.flogi_reg.gateway_mac, gw_mac, ETH_ALEN); vnic_wq_copy_post(wq); } static inline void fnic_queue_wq_copy_desc_fip_reg(struct vnic_wq_copy *wq, u32 req_id, u32 s_id, u8 *fcf_mac, u8 *ha_mac, u32 r_a_tov, u32 e_d_tov) { struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq); desc->hdr.type = FCPIO_FLOGI_FIP_REG; /* enum fcpio_type */ desc->hdr.status = 0; /* header status entry */ desc->hdr._resvd = 0; /* reserved */ desc->hdr.tag.u.req_id = req_id; /* id for this request */ desc->u.flogi_fip_reg._resvd0 = 0; hton24(desc->u.flogi_fip_reg.s_id, s_id); memcpy(desc->u.flogi_fip_reg.fcf_mac, fcf_mac, ETH_ALEN); desc->u.flogi_fip_reg._resvd1 = 0; desc->u.flogi_fip_reg.r_a_tov = r_a_tov; desc->u.flogi_fip_reg.e_d_tov = e_d_tov; memcpy(desc->u.flogi_fip_reg.ha_mac, ha_mac, ETH_ALEN); desc->u.flogi_fip_reg._resvd2 = 0; vnic_wq_copy_post(wq); } static inline void fnic_queue_wq_copy_desc_fw_reset(struct vnic_wq_copy *wq, u32 req_id) { struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq); desc->hdr.type = FCPIO_RESET; /* enum fcpio_type */ desc->hdr.status = 0; /* header status entry */ desc->hdr._resvd = 0; /* reserved */ desc->hdr.tag.u.req_id = req_id; /* id for this request */ vnic_wq_copy_post(wq); } static inline void fnic_queue_wq_copy_desc_lunmap(struct vnic_wq_copy *wq, u32 req_id, u64 lunmap_addr, u32 lunmap_len) { struct fcpio_host_req *desc = vnic_wq_copy_next_desc(wq); desc->hdr.type = FCPIO_LUNMAP_REQ; /* enum fcpio_type */ desc->hdr.status = 0; /* header status entry */ desc->hdr._resvd = 0; /* reserved */ desc->hdr.tag.u.req_id = req_id; /* id for this request */ desc->u.lunmap_req.addr = lunmap_addr; /* address of the buffer */ desc->u.lunmap_req.len = lunmap_len; /* len of the buffer */ vnic_wq_copy_post(wq); } static inline void fnic_queue_rq_desc(struct vnic_rq *rq, void *os_buf, dma_addr_t dma_addr, u16 len) { struct rq_enet_desc *desc = vnic_rq_next_desc(rq); rq_enet_desc_enc(desc, (u64)dma_addr | VNIC_PADDR_TARGET, RQ_ENET_TYPE_ONLY_SOP, (u16)len); vnic_rq_post(rq, os_buf, 0, dma_addr, len); } struct fnic; int fnic_get_vnic_config(struct fnic *); int fnic_alloc_vnic_resources(struct fnic *); void fnic_free_vnic_resources(struct fnic *); void fnic_get_res_counts(struct fnic *); int fnic_set_nic_config(struct fnic *fnic, u8 rss_default_cpu, u8 rss_hash_type, u8 rss_hash_bits, u8 rss_base_cpu, u8 rss_enable, u8 tso_ipid_split_en, u8 ig_vlan_strip_en); #endif /* _FNIC_RES_H_ */ |