1 /* 2 * QLogic iSCSI HBA Driver 3 * Copyright (c) 2003-2013 QLogic Corporation 4 * 5 * See LICENSE.qla4xxx for copyright and licensing details. 6 */ 7 8 #include <linux/ctype.h> 9 #include "ql4_def.h" 10 #include "ql4_glbl.h" 11 #include "ql4_dbg.h" 12 #include "ql4_inline.h" 13 #include "ql4_version.h" 14 15 void qla4xxx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd, 16 int in_count) 17 { 18 int i; 19 20 /* Load all mailbox registers, except mailbox 0. */ 21 for (i = 1; i < in_count; i++) 22 writel(mbx_cmd[i], &ha->reg->mailbox[i]); 23 24 /* Wakeup firmware */ 25 writel(mbx_cmd[0], &ha->reg->mailbox[0]); 26 readl(&ha->reg->mailbox[0]); 27 writel(set_rmask(CSR_INTR_RISC), &ha->reg->ctrl_status); 28 readl(&ha->reg->ctrl_status); 29 } 30 31 void qla4xxx_process_mbox_intr(struct scsi_qla_host *ha, int out_count) 32 { 33 int intr_status; 34 35 intr_status = readl(&ha->reg->ctrl_status); 36 if (intr_status & INTR_PENDING) { 37 /* 38 * Service the interrupt. 39 * The ISR will save the mailbox status registers 40 * to a temporary storage location in the adapter structure. 41 */ 42 ha->mbox_status_count = out_count; 43 ha->isp_ops->interrupt_service_routine(ha, intr_status); 44 } 45 } 46 47 /** 48 * qla4xxx_is_intr_poll_mode – Are we allowed to poll for interrupts? 49 * @ha: Pointer to host adapter structure. 50 * @ret: 1=polling mode, 0=non-polling mode 51 **/ 52 static int qla4xxx_is_intr_poll_mode(struct scsi_qla_host *ha) 53 { 54 int rval = 1; 55 56 if (is_qla8032(ha) || is_qla8042(ha)) { 57 if (test_bit(AF_IRQ_ATTACHED, &ha->flags) && 58 test_bit(AF_83XX_MBOX_INTR_ON, &ha->flags)) 59 rval = 0; 60 } else { 61 if (test_bit(AF_IRQ_ATTACHED, &ha->flags) && 62 test_bit(AF_INTERRUPTS_ON, &ha->flags) && 63 test_bit(AF_ONLINE, &ha->flags) && 64 !test_bit(AF_HA_REMOVAL, &ha->flags)) 65 rval = 0; 66 } 67 68 return rval; 69 } 70 71 /** 72 * qla4xxx_mailbox_command - issues mailbox commands 73 * @ha: Pointer to host adapter structure. 74 * @inCount: number of mailbox registers to load. 75 * @outCount: number of mailbox registers to return. 76 * @mbx_cmd: data pointer for mailbox in registers. 77 * @mbx_sts: data pointer for mailbox out registers. 78 * 79 * This routine issue mailbox commands and waits for completion. 80 * If outCount is 0, this routine completes successfully WITHOUT waiting 81 * for the mailbox command to complete. 82 **/ 83 int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, 84 uint8_t outCount, uint32_t *mbx_cmd, 85 uint32_t *mbx_sts) 86 { 87 int status = QLA_ERROR; 88 uint8_t i; 89 u_long wait_count; 90 unsigned long flags = 0; 91 uint32_t dev_state; 92 93 /* Make sure that pointers are valid */ 94 if (!mbx_cmd || !mbx_sts) { 95 DEBUG2(printk("scsi%ld: %s: Invalid mbx_cmd or mbx_sts " 96 "pointer\n", ha->host_no, __func__)); 97 return status; 98 } 99 100 if (is_qla40XX(ha)) { 101 if (test_bit(AF_HA_REMOVAL, &ha->flags)) { 102 DEBUG2(ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: " 103 "prematurely completing mbx cmd as " 104 "adapter removal detected\n", 105 ha->host_no, __func__)); 106 return status; 107 } 108 } 109 110 if ((is_aer_supported(ha)) && 111 (test_bit(AF_PCI_CHANNEL_IO_PERM_FAILURE, &ha->flags))) { 112 DEBUG2(printk(KERN_WARNING "scsi%ld: %s: Perm failure on EEH, " 113 "timeout MBX Exiting.\n", ha->host_no, __func__)); 114 return status; 115 } 116 117 /* Mailbox code active */ 118 wait_count = MBOX_TOV * 100; 119 120 while (wait_count--) { 121 mutex_lock(&ha->mbox_sem); 122 if (!test_bit(AF_MBOX_COMMAND, &ha->flags)) { 123 set_bit(AF_MBOX_COMMAND, &ha->flags); 124 mutex_unlock(&ha->mbox_sem); 125 break; 126 } 127 mutex_unlock(&ha->mbox_sem); 128 if (!wait_count) { 129 DEBUG2(printk("scsi%ld: %s: mbox_sem failed\n", 130 ha->host_no, __func__)); 131 return status; 132 } 133 msleep(10); 134 } 135 136 if (is_qla80XX(ha)) { 137 if (test_bit(AF_FW_RECOVERY, &ha->flags)) { 138 DEBUG2(ql4_printk(KERN_WARNING, ha, 139 "scsi%ld: %s: prematurely completing mbx cmd as firmware recovery detected\n", 140 ha->host_no, __func__)); 141 goto mbox_exit; 142 } 143 /* Do not send any mbx cmd if h/w is in failed state*/ 144 ha->isp_ops->idc_lock(ha); 145 dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE); 146 ha->isp_ops->idc_unlock(ha); 147 if (dev_state == QLA8XXX_DEV_FAILED) { 148 ql4_printk(KERN_WARNING, ha, 149 "scsi%ld: %s: H/W is in failed state, do not send any mailbox commands\n", 150 ha->host_no, __func__); 151 goto mbox_exit; 152 } 153 } 154 155 spin_lock_irqsave(&ha->hardware_lock, flags); 156 157 ha->mbox_status_count = outCount; 158 for (i = 0; i < outCount; i++) 159 ha->mbox_status[i] = 0; 160 161 /* Queue the mailbox command to the firmware */ 162 ha->isp_ops->queue_mailbox_command(ha, mbx_cmd, inCount); 163 164 spin_unlock_irqrestore(&ha->hardware_lock, flags); 165 166 /* Wait for completion */ 167 168 /* 169 * If we don't want status, don't wait for the mailbox command to 170 * complete. For example, MBOX_CMD_RESET_FW doesn't return status, 171 * you must poll the inbound Interrupt Mask for completion. 172 */ 173 if (outCount == 0) { 174 status = QLA_SUCCESS; 175 goto mbox_exit; 176 } 177 178 /* 179 * Wait for completion: Poll or completion queue 180 */ 181 if (qla4xxx_is_intr_poll_mode(ha)) { 182 /* Poll for command to complete */ 183 wait_count = jiffies + MBOX_TOV * HZ; 184 while (test_bit(AF_MBOX_COMMAND_DONE, &ha->flags) == 0) { 185 if (time_after_eq(jiffies, wait_count)) 186 break; 187 /* 188 * Service the interrupt. 189 * The ISR will save the mailbox status registers 190 * to a temporary storage location in the adapter 191 * structure. 192 */ 193 spin_lock_irqsave(&ha->hardware_lock, flags); 194 ha->isp_ops->process_mailbox_interrupt(ha, outCount); 195 spin_unlock_irqrestore(&ha->hardware_lock, flags); 196 msleep(10); 197 } 198 } else { 199 /* Do not poll for completion. Use completion queue */ 200 set_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags); 201 wait_for_completion_timeout(&ha->mbx_intr_comp, MBOX_TOV * HZ); 202 clear_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags); 203 } 204 205 /* Check for mailbox timeout. */ 206 if (!test_bit(AF_MBOX_COMMAND_DONE, &ha->flags)) { 207 if (is_qla80XX(ha) && 208 test_bit(AF_FW_RECOVERY, &ha->flags)) { 209 DEBUG2(ql4_printk(KERN_INFO, ha, 210 "scsi%ld: %s: prematurely completing mbx cmd as " 211 "firmware recovery detected\n", 212 ha->host_no, __func__)); 213 goto mbox_exit; 214 } 215 ql4_printk(KERN_WARNING, ha, "scsi%ld: Mailbox Cmd 0x%08X timed out, Scheduling Adapter Reset\n", 216 ha->host_no, mbx_cmd[0]); 217 ha->mailbox_timeout_count++; 218 mbx_sts[0] = (-1); 219 set_bit(DPC_RESET_HA, &ha->dpc_flags); 220 if (is_qla8022(ha)) { 221 ql4_printk(KERN_INFO, ha, 222 "disabling pause transmit on port 0 & 1.\n"); 223 qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98, 224 CRB_NIU_XG_PAUSE_CTL_P0 | 225 CRB_NIU_XG_PAUSE_CTL_P1); 226 } else if (is_qla8032(ha) || is_qla8042(ha)) { 227 ql4_printk(KERN_INFO, ha, " %s: disabling pause transmit on port 0 & 1.\n", 228 __func__); 229 qla4_83xx_disable_pause(ha); 230 } 231 goto mbox_exit; 232 } 233 234 /* 235 * Copy the mailbox out registers to the caller's mailbox in/out 236 * structure. 237 */ 238 spin_lock_irqsave(&ha->hardware_lock, flags); 239 for (i = 0; i < outCount; i++) 240 mbx_sts[i] = ha->mbox_status[i]; 241 242 /* Set return status and error flags (if applicable). */ 243 switch (ha->mbox_status[0]) { 244 case MBOX_STS_COMMAND_COMPLETE: 245 status = QLA_SUCCESS; 246 break; 247 248 case MBOX_STS_INTERMEDIATE_COMPLETION: 249 status = QLA_SUCCESS; 250 break; 251 252 case MBOX_STS_BUSY: 253 ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: Cmd = %08X, ISP BUSY\n", 254 ha->host_no, __func__, mbx_cmd[0]); 255 ha->mailbox_timeout_count++; 256 break; 257 258 default: 259 ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: FAILED, MBOX CMD = %08X, MBOX STS = %08X %08X %08X %08X %08X %08X %08X %08X\n", 260 ha->host_no, __func__, mbx_cmd[0], mbx_sts[0], 261 mbx_sts[1], mbx_sts[2], mbx_sts[3], mbx_sts[4], 262 mbx_sts[5], mbx_sts[6], mbx_sts[7]); 263 break; 264 } 265 spin_unlock_irqrestore(&ha->hardware_lock, flags); 266 267 mbox_exit: 268 mutex_lock(&ha->mbox_sem); 269 clear_bit(AF_MBOX_COMMAND, &ha->flags); 270 mutex_unlock(&ha->mbox_sem); 271 clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags); 272 273 return status; 274 } 275 276 /** 277 * qla4xxx_get_minidump_template - Get the firmware template 278 * @ha: Pointer to host adapter structure. 279 * @phys_addr: dma address for template 280 * 281 * Obtain the minidump template from firmware during initialization 282 * as it may not be available when minidump is desired. 283 **/ 284 int qla4xxx_get_minidump_template(struct scsi_qla_host *ha, 285 dma_addr_t phys_addr) 286 { 287 uint32_t mbox_cmd[MBOX_REG_COUNT]; 288 uint32_t mbox_sts[MBOX_REG_COUNT]; 289 int status; 290 291 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 292 memset(&mbox_sts, 0, sizeof(mbox_sts)); 293 294 mbox_cmd[0] = MBOX_CMD_MINIDUMP; 295 mbox_cmd[1] = MINIDUMP_GET_TMPLT_SUBCOMMAND; 296 mbox_cmd[2] = LSDW(phys_addr); 297 mbox_cmd[3] = MSDW(phys_addr); 298 mbox_cmd[4] = ha->fw_dump_tmplt_size; 299 mbox_cmd[5] = 0; 300 301 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], 302 &mbox_sts[0]); 303 if (status != QLA_SUCCESS) { 304 DEBUG2(ql4_printk(KERN_INFO, ha, 305 "scsi%ld: %s: Cmd = %08X, mbx[0] = 0x%04x, mbx[1] = 0x%04x\n", 306 ha->host_no, __func__, mbox_cmd[0], 307 mbox_sts[0], mbox_sts[1])); 308 } 309 return status; 310 } 311 312 /** 313 * qla4xxx_req_template_size - Get minidump template size from firmware. 314 * @ha: Pointer to host adapter structure. 315 **/ 316 int qla4xxx_req_template_size(struct scsi_qla_host *ha) 317 { 318 uint32_t mbox_cmd[MBOX_REG_COUNT]; 319 uint32_t mbox_sts[MBOX_REG_COUNT]; 320 int status; 321 322 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 323 memset(&mbox_sts, 0, sizeof(mbox_sts)); 324 325 mbox_cmd[0] = MBOX_CMD_MINIDUMP; 326 mbox_cmd[1] = MINIDUMP_GET_SIZE_SUBCOMMAND; 327 328 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 8, &mbox_cmd[0], 329 &mbox_sts[0]); 330 if (status == QLA_SUCCESS) { 331 ha->fw_dump_tmplt_size = mbox_sts[1]; 332 DEBUG2(ql4_printk(KERN_INFO, ha, 333 "%s: sts[0]=0x%04x, template size=0x%04x, size_cm_02=0x%04x, size_cm_04=0x%04x, size_cm_08=0x%04x, size_cm_10=0x%04x, size_cm_FF=0x%04x, version=0x%04x\n", 334 __func__, mbox_sts[0], mbox_sts[1], 335 mbox_sts[2], mbox_sts[3], mbox_sts[4], 336 mbox_sts[5], mbox_sts[6], mbox_sts[7])); 337 if (ha->fw_dump_tmplt_size == 0) 338 status = QLA_ERROR; 339 } else { 340 ql4_printk(KERN_WARNING, ha, 341 "%s: Error sts[0]=0x%04x, mbx[1]=0x%04x\n", 342 __func__, mbox_sts[0], mbox_sts[1]); 343 status = QLA_ERROR; 344 } 345 346 return status; 347 } 348 349 void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha) 350 { 351 set_bit(AF_FW_RECOVERY, &ha->flags); 352 ql4_printk(KERN_INFO, ha, "scsi%ld: %s: set FW RECOVERY!\n", 353 ha->host_no, __func__); 354 355 if (test_bit(AF_MBOX_COMMAND, &ha->flags)) { 356 if (test_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags)) { 357 complete(&ha->mbx_intr_comp); 358 ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Due to fw " 359 "recovery, doing premature completion of " 360 "mbx cmd\n", ha->host_no, __func__); 361 362 } else { 363 set_bit(AF_MBOX_COMMAND_DONE, &ha->flags); 364 ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Due to fw " 365 "recovery, doing premature completion of " 366 "polling mbx cmd\n", ha->host_no, __func__); 367 } 368 } 369 } 370 371 static uint8_t 372 qla4xxx_set_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, 373 uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma) 374 { 375 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 376 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 377 378 if (is_qla8022(ha)) 379 qla4_82xx_wr_32(ha, ha->nx_db_wr_ptr, 0); 380 381 mbox_cmd[0] = MBOX_CMD_INITIALIZE_FIRMWARE; 382 mbox_cmd[1] = 0; 383 mbox_cmd[2] = LSDW(init_fw_cb_dma); 384 mbox_cmd[3] = MSDW(init_fw_cb_dma); 385 mbox_cmd[4] = sizeof(struct addr_ctrl_blk); 386 387 if (qla4xxx_mailbox_command(ha, 6, 6, mbox_cmd, mbox_sts) != 388 QLA_SUCCESS) { 389 DEBUG2(printk(KERN_WARNING "scsi%ld: %s: " 390 "MBOX_CMD_INITIALIZE_FIRMWARE" 391 " failed w/ status %04X\n", 392 ha->host_no, __func__, mbox_sts[0])); 393 return QLA_ERROR; 394 } 395 return QLA_SUCCESS; 396 } 397 398 uint8_t 399 qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, 400 uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma) 401 { 402 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 403 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 404 mbox_cmd[0] = MBOX_CMD_GET_INIT_FW_CTRL_BLOCK; 405 mbox_cmd[2] = LSDW(init_fw_cb_dma); 406 mbox_cmd[3] = MSDW(init_fw_cb_dma); 407 mbox_cmd[4] = sizeof(struct addr_ctrl_blk); 408 409 if (qla4xxx_mailbox_command(ha, 5, 5, mbox_cmd, mbox_sts) != 410 QLA_SUCCESS) { 411 DEBUG2(printk(KERN_WARNING "scsi%ld: %s: " 412 "MBOX_CMD_GET_INIT_FW_CTRL_BLOCK" 413 " failed w/ status %04X\n", 414 ha->host_no, __func__, mbox_sts[0])); 415 return QLA_ERROR; 416 } 417 return QLA_SUCCESS; 418 } 419 420 uint8_t qla4xxx_set_ipaddr_state(uint8_t fw_ipaddr_state) 421 { 422 uint8_t ipaddr_state; 423 424 switch (fw_ipaddr_state) { 425 case IP_ADDRSTATE_UNCONFIGURED: 426 ipaddr_state = ISCSI_IPDDRESS_STATE_UNCONFIGURED; 427 break; 428 case IP_ADDRSTATE_INVALID: 429 ipaddr_state = ISCSI_IPDDRESS_STATE_INVALID; 430 break; 431 case IP_ADDRSTATE_ACQUIRING: 432 ipaddr_state = ISCSI_IPDDRESS_STATE_ACQUIRING; 433 break; 434 case IP_ADDRSTATE_TENTATIVE: 435 ipaddr_state = ISCSI_IPDDRESS_STATE_TENTATIVE; 436 break; 437 case IP_ADDRSTATE_DEPRICATED: 438 ipaddr_state = ISCSI_IPDDRESS_STATE_DEPRECATED; 439 break; 440 case IP_ADDRSTATE_PREFERRED: 441 ipaddr_state = ISCSI_IPDDRESS_STATE_VALID; 442 break; 443 case IP_ADDRSTATE_DISABLING: 444 ipaddr_state = ISCSI_IPDDRESS_STATE_DISABLING; 445 break; 446 default: 447 ipaddr_state = ISCSI_IPDDRESS_STATE_UNCONFIGURED; 448 } 449 return ipaddr_state; 450 } 451 452 static void 453 qla4xxx_update_local_ip(struct scsi_qla_host *ha, 454 struct addr_ctrl_blk *init_fw_cb) 455 { 456 ha->ip_config.tcp_options = le16_to_cpu(init_fw_cb->ipv4_tcp_opts); 457 ha->ip_config.ipv4_options = le16_to_cpu(init_fw_cb->ipv4_ip_opts); 458 ha->ip_config.ipv4_addr_state = 459 qla4xxx_set_ipaddr_state(init_fw_cb->ipv4_addr_state); 460 ha->ip_config.eth_mtu_size = 461 le16_to_cpu(init_fw_cb->eth_mtu_size); 462 ha->ip_config.ipv4_port = le16_to_cpu(init_fw_cb->ipv4_port); 463 464 if (ha->acb_version == ACB_SUPPORTED) { 465 ha->ip_config.ipv6_options = le16_to_cpu(init_fw_cb->ipv6_opts); 466 ha->ip_config.ipv6_addl_options = 467 le16_to_cpu(init_fw_cb->ipv6_addtl_opts); 468 ha->ip_config.ipv6_tcp_options = 469 le16_to_cpu(init_fw_cb->ipv6_tcp_opts); 470 } 471 472 /* Save IPv4 Address Info */ 473 memcpy(ha->ip_config.ip_address, init_fw_cb->ipv4_addr, 474 min(sizeof(ha->ip_config.ip_address), 475 sizeof(init_fw_cb->ipv4_addr))); 476 memcpy(ha->ip_config.subnet_mask, init_fw_cb->ipv4_subnet, 477 min(sizeof(ha->ip_config.subnet_mask), 478 sizeof(init_fw_cb->ipv4_subnet))); 479 memcpy(ha->ip_config.gateway, init_fw_cb->ipv4_gw_addr, 480 min(sizeof(ha->ip_config.gateway), 481 sizeof(init_fw_cb->ipv4_gw_addr))); 482 483 ha->ip_config.ipv4_vlan_tag = be16_to_cpu(init_fw_cb->ipv4_vlan_tag); 484 ha->ip_config.control = init_fw_cb->control; 485 ha->ip_config.tcp_wsf = init_fw_cb->ipv4_tcp_wsf; 486 ha->ip_config.ipv4_tos = init_fw_cb->ipv4_tos; 487 ha->ip_config.ipv4_cache_id = init_fw_cb->ipv4_cacheid; 488 ha->ip_config.ipv4_alt_cid_len = init_fw_cb->ipv4_dhcp_alt_cid_len; 489 memcpy(ha->ip_config.ipv4_alt_cid, init_fw_cb->ipv4_dhcp_alt_cid, 490 min(sizeof(ha->ip_config.ipv4_alt_cid), 491 sizeof(init_fw_cb->ipv4_dhcp_alt_cid))); 492 ha->ip_config.ipv4_vid_len = init_fw_cb->ipv4_dhcp_vid_len; 493 memcpy(ha->ip_config.ipv4_vid, init_fw_cb->ipv4_dhcp_vid, 494 min(sizeof(ha->ip_config.ipv4_vid), 495 sizeof(init_fw_cb->ipv4_dhcp_vid))); 496 ha->ip_config.ipv4_ttl = init_fw_cb->ipv4_ttl; 497 ha->ip_config.def_timeout = le16_to_cpu(init_fw_cb->def_timeout); 498 ha->ip_config.abort_timer = init_fw_cb->abort_timer; 499 ha->ip_config.iscsi_options = le16_to_cpu(init_fw_cb->iscsi_opts); 500 ha->ip_config.iscsi_max_pdu_size = 501 le16_to_cpu(init_fw_cb->iscsi_max_pdu_size); 502 ha->ip_config.iscsi_first_burst_len = 503 le16_to_cpu(init_fw_cb->iscsi_fburst_len); 504 ha->ip_config.iscsi_max_outstnd_r2t = 505 le16_to_cpu(init_fw_cb->iscsi_max_outstnd_r2t); 506 ha->ip_config.iscsi_max_burst_len = 507 le16_to_cpu(init_fw_cb->iscsi_max_burst_len); 508 memcpy(ha->ip_config.iscsi_name, init_fw_cb->iscsi_name, 509 min(sizeof(ha->ip_config.iscsi_name), 510 sizeof(init_fw_cb->iscsi_name))); 511 512 if (is_ipv6_enabled(ha)) { 513 /* Save IPv6 Address */ 514 ha->ip_config.ipv6_link_local_state = 515 qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_lnk_lcl_addr_state); 516 ha->ip_config.ipv6_addr0_state = 517 qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_addr0_state); 518 ha->ip_config.ipv6_addr1_state = 519 qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_addr1_state); 520 521 switch (le16_to_cpu(init_fw_cb->ipv6_dflt_rtr_state)) { 522 case IPV6_RTRSTATE_UNKNOWN: 523 ha->ip_config.ipv6_default_router_state = 524 ISCSI_ROUTER_STATE_UNKNOWN; 525 break; 526 case IPV6_RTRSTATE_MANUAL: 527 ha->ip_config.ipv6_default_router_state = 528 ISCSI_ROUTER_STATE_MANUAL; 529 break; 530 case IPV6_RTRSTATE_ADVERTISED: 531 ha->ip_config.ipv6_default_router_state = 532 ISCSI_ROUTER_STATE_ADVERTISED; 533 break; 534 case IPV6_RTRSTATE_STALE: 535 ha->ip_config.ipv6_default_router_state = 536 ISCSI_ROUTER_STATE_STALE; 537 break; 538 default: 539 ha->ip_config.ipv6_default_router_state = 540 ISCSI_ROUTER_STATE_UNKNOWN; 541 } 542 543 ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[0] = 0xFE; 544 ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[1] = 0x80; 545 546 memcpy(&ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[8], 547 init_fw_cb->ipv6_if_id, 548 min(sizeof(ha->ip_config.ipv6_link_local_addr)/2, 549 sizeof(init_fw_cb->ipv6_if_id))); 550 memcpy(&ha->ip_config.ipv6_addr0, init_fw_cb->ipv6_addr0, 551 min(sizeof(ha->ip_config.ipv6_addr0), 552 sizeof(init_fw_cb->ipv6_addr0))); 553 memcpy(&ha->ip_config.ipv6_addr1, init_fw_cb->ipv6_addr1, 554 min(sizeof(ha->ip_config.ipv6_addr1), 555 sizeof(init_fw_cb->ipv6_addr1))); 556 memcpy(&ha->ip_config.ipv6_default_router_addr, 557 init_fw_cb->ipv6_dflt_rtr_addr, 558 min(sizeof(ha->ip_config.ipv6_default_router_addr), 559 sizeof(init_fw_cb->ipv6_dflt_rtr_addr))); 560 ha->ip_config.ipv6_vlan_tag = 561 be16_to_cpu(init_fw_cb->ipv6_vlan_tag); 562 ha->ip_config.ipv6_port = le16_to_cpu(init_fw_cb->ipv6_port); 563 ha->ip_config.ipv6_cache_id = init_fw_cb->ipv6_cache_id; 564 ha->ip_config.ipv6_flow_lbl = 565 le16_to_cpu(init_fw_cb->ipv6_flow_lbl); 566 ha->ip_config.ipv6_traffic_class = 567 init_fw_cb->ipv6_traffic_class; 568 ha->ip_config.ipv6_hop_limit = init_fw_cb->ipv6_hop_limit; 569 ha->ip_config.ipv6_nd_reach_time = 570 le32_to_cpu(init_fw_cb->ipv6_nd_reach_time); 571 ha->ip_config.ipv6_nd_rexmit_timer = 572 le32_to_cpu(init_fw_cb->ipv6_nd_rexmit_timer); 573 ha->ip_config.ipv6_nd_stale_timeout = 574 le32_to_cpu(init_fw_cb->ipv6_nd_stale_timeout); 575 ha->ip_config.ipv6_dup_addr_detect_count = 576 init_fw_cb->ipv6_dup_addr_detect_count; 577 ha->ip_config.ipv6_gw_advrt_mtu = 578 le32_to_cpu(init_fw_cb->ipv6_gw_advrt_mtu); 579 ha->ip_config.ipv6_tcp_wsf = init_fw_cb->ipv6_tcp_wsf; 580 } 581 } 582 583 uint8_t 584 qla4xxx_update_local_ifcb(struct scsi_qla_host *ha, 585 uint32_t *mbox_cmd, 586 uint32_t *mbox_sts, 587 struct addr_ctrl_blk *init_fw_cb, 588 dma_addr_t init_fw_cb_dma) 589 { 590 if (qla4xxx_get_ifcb(ha, mbox_cmd, mbox_sts, init_fw_cb_dma) 591 != QLA_SUCCESS) { 592 DEBUG2(printk(KERN_WARNING 593 "scsi%ld: %s: Failed to get init_fw_ctrl_blk\n", 594 ha->host_no, __func__)); 595 return QLA_ERROR; 596 } 597 598 DEBUG2(qla4xxx_dump_buffer(init_fw_cb, sizeof(struct addr_ctrl_blk))); 599 600 /* Save some info in adapter structure. */ 601 ha->acb_version = init_fw_cb->acb_version; 602 ha->firmware_options = le16_to_cpu(init_fw_cb->fw_options); 603 ha->heartbeat_interval = init_fw_cb->hb_interval; 604 memcpy(ha->name_string, init_fw_cb->iscsi_name, 605 min(sizeof(ha->name_string), 606 sizeof(init_fw_cb->iscsi_name))); 607 ha->def_timeout = le16_to_cpu(init_fw_cb->def_timeout); 608 /*memcpy(ha->alias, init_fw_cb->Alias, 609 min(sizeof(ha->alias), sizeof(init_fw_cb->Alias)));*/ 610 611 qla4xxx_update_local_ip(ha, init_fw_cb); 612 613 return QLA_SUCCESS; 614 } 615 616 /** 617 * qla4xxx_initialize_fw_cb - initializes firmware control block. 618 * @ha: Pointer to host adapter structure. 619 **/ 620 int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha) 621 { 622 struct addr_ctrl_blk *init_fw_cb; 623 dma_addr_t init_fw_cb_dma; 624 uint32_t mbox_cmd[MBOX_REG_COUNT]; 625 uint32_t mbox_sts[MBOX_REG_COUNT]; 626 int status = QLA_ERROR; 627 628 init_fw_cb = dma_zalloc_coherent(&ha->pdev->dev, 629 sizeof(struct addr_ctrl_blk), 630 &init_fw_cb_dma, GFP_KERNEL); 631 if (init_fw_cb == NULL) { 632 DEBUG2(printk("scsi%ld: %s: Unable to alloc init_cb\n", 633 ha->host_no, __func__)); 634 goto exit_init_fw_cb_no_free; 635 } 636 637 /* Get Initialize Firmware Control Block. */ 638 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 639 memset(&mbox_sts, 0, sizeof(mbox_sts)); 640 641 if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) != 642 QLA_SUCCESS) { 643 dma_free_coherent(&ha->pdev->dev, 644 sizeof(struct addr_ctrl_blk), 645 init_fw_cb, init_fw_cb_dma); 646 goto exit_init_fw_cb; 647 } 648 649 /* Fill in the request and response queue information. */ 650 init_fw_cb->rqq_consumer_idx = cpu_to_le16(ha->request_out); 651 init_fw_cb->compq_producer_idx = cpu_to_le16(ha->response_in); 652 init_fw_cb->rqq_len = __constant_cpu_to_le16(REQUEST_QUEUE_DEPTH); 653 init_fw_cb->compq_len = __constant_cpu_to_le16(RESPONSE_QUEUE_DEPTH); 654 init_fw_cb->rqq_addr_lo = cpu_to_le32(LSDW(ha->request_dma)); 655 init_fw_cb->rqq_addr_hi = cpu_to_le32(MSDW(ha->request_dma)); 656 init_fw_cb->compq_addr_lo = cpu_to_le32(LSDW(ha->response_dma)); 657 init_fw_cb->compq_addr_hi = cpu_to_le32(MSDW(ha->response_dma)); 658 init_fw_cb->shdwreg_addr_lo = cpu_to_le32(LSDW(ha->shadow_regs_dma)); 659 init_fw_cb->shdwreg_addr_hi = cpu_to_le32(MSDW(ha->shadow_regs_dma)); 660 661 /* Set up required options. */ 662 init_fw_cb->fw_options |= 663 __constant_cpu_to_le16(FWOPT_SESSION_MODE | 664 FWOPT_INITIATOR_MODE); 665 666 if (is_qla80XX(ha)) 667 init_fw_cb->fw_options |= 668 __constant_cpu_to_le16(FWOPT_ENABLE_CRBDB); 669 670 init_fw_cb->fw_options &= __constant_cpu_to_le16(~FWOPT_TARGET_MODE); 671 672 init_fw_cb->add_fw_options = 0; 673 init_fw_cb->add_fw_options |= 674 __constant_cpu_to_le16(ADFWOPT_SERIALIZE_TASK_MGMT); 675 init_fw_cb->add_fw_options |= 676 __constant_cpu_to_le16(ADFWOPT_AUTOCONN_DISABLE); 677 678 if (qla4xxx_set_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) 679 != QLA_SUCCESS) { 680 DEBUG2(printk(KERN_WARNING 681 "scsi%ld: %s: Failed to set init_fw_ctrl_blk\n", 682 ha->host_no, __func__)); 683 goto exit_init_fw_cb; 684 } 685 686 if (qla4xxx_update_local_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], 687 init_fw_cb, init_fw_cb_dma) != QLA_SUCCESS) { 688 DEBUG2(printk("scsi%ld: %s: Failed to update local ifcb\n", 689 ha->host_no, __func__)); 690 goto exit_init_fw_cb; 691 } 692 status = QLA_SUCCESS; 693 694 exit_init_fw_cb: 695 dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), 696 init_fw_cb, init_fw_cb_dma); 697 exit_init_fw_cb_no_free: 698 return status; 699 } 700 701 /** 702 * qla4xxx_get_dhcp_ip_address - gets HBA ip address via DHCP 703 * @ha: Pointer to host adapter structure. 704 **/ 705 int qla4xxx_get_dhcp_ip_address(struct scsi_qla_host * ha) 706 { 707 struct addr_ctrl_blk *init_fw_cb; 708 dma_addr_t init_fw_cb_dma; 709 uint32_t mbox_cmd[MBOX_REG_COUNT]; 710 uint32_t mbox_sts[MBOX_REG_COUNT]; 711 712 init_fw_cb = dma_zalloc_coherent(&ha->pdev->dev, 713 sizeof(struct addr_ctrl_blk), 714 &init_fw_cb_dma, GFP_KERNEL); 715 if (init_fw_cb == NULL) { 716 printk("scsi%ld: %s: Unable to alloc init_cb\n", ha->host_no, 717 __func__); 718 return QLA_ERROR; 719 } 720 721 /* Get Initialize Firmware Control Block. */ 722 if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) != 723 QLA_SUCCESS) { 724 DEBUG2(printk("scsi%ld: %s: Failed to get init_fw_ctrl_blk\n", 725 ha->host_no, __func__)); 726 dma_free_coherent(&ha->pdev->dev, 727 sizeof(struct addr_ctrl_blk), 728 init_fw_cb, init_fw_cb_dma); 729 return QLA_ERROR; 730 } 731 732 /* Save IP Address. */ 733 qla4xxx_update_local_ip(ha, init_fw_cb); 734 dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), 735 init_fw_cb, init_fw_cb_dma); 736 737 return QLA_SUCCESS; 738 } 739 740 /** 741 * qla4xxx_get_firmware_state - gets firmware state of HBA 742 * @ha: Pointer to host adapter structure. 743 **/ 744 int qla4xxx_get_firmware_state(struct scsi_qla_host * ha) 745 { 746 uint32_t mbox_cmd[MBOX_REG_COUNT]; 747 uint32_t mbox_sts[MBOX_REG_COUNT]; 748 749 /* Get firmware version */ 750 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 751 memset(&mbox_sts, 0, sizeof(mbox_sts)); 752 753 mbox_cmd[0] = MBOX_CMD_GET_FW_STATE; 754 755 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 4, &mbox_cmd[0], &mbox_sts[0]) != 756 QLA_SUCCESS) { 757 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_FW_STATE failed w/ " 758 "status %04X\n", ha->host_no, __func__, 759 mbox_sts[0])); 760 return QLA_ERROR; 761 } 762 ha->firmware_state = mbox_sts[1]; 763 ha->board_id = mbox_sts[2]; 764 ha->addl_fw_state = mbox_sts[3]; 765 DEBUG2(printk("scsi%ld: %s firmware_state=0x%x\n", 766 ha->host_no, __func__, ha->firmware_state);) 767 768 return QLA_SUCCESS; 769 } 770 771 /** 772 * qla4xxx_get_firmware_status - retrieves firmware status 773 * @ha: Pointer to host adapter structure. 774 **/ 775 int qla4xxx_get_firmware_status(struct scsi_qla_host * ha) 776 { 777 uint32_t mbox_cmd[MBOX_REG_COUNT]; 778 uint32_t mbox_sts[MBOX_REG_COUNT]; 779 780 /* Get firmware version */ 781 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 782 memset(&mbox_sts, 0, sizeof(mbox_sts)); 783 784 mbox_cmd[0] = MBOX_CMD_GET_FW_STATUS; 785 786 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 3, &mbox_cmd[0], &mbox_sts[0]) != 787 QLA_SUCCESS) { 788 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_FW_STATUS failed w/ " 789 "status %04X\n", ha->host_no, __func__, 790 mbox_sts[0])); 791 return QLA_ERROR; 792 } 793 794 /* High-water mark of IOCBs */ 795 ha->iocb_hiwat = mbox_sts[2]; 796 DEBUG2(ql4_printk(KERN_INFO, ha, 797 "%s: firmware IOCBs available = %d\n", __func__, 798 ha->iocb_hiwat)); 799 800 if (ha->iocb_hiwat > IOCB_HIWAT_CUSHION) 801 ha->iocb_hiwat -= IOCB_HIWAT_CUSHION; 802 803 /* Ideally, we should not enter this code, as the # of firmware 804 * IOCBs is hard-coded in the firmware. We set a default 805 * iocb_hiwat here just in case */ 806 if (ha->iocb_hiwat == 0) { 807 ha->iocb_hiwat = REQUEST_QUEUE_DEPTH / 4; 808 DEBUG2(ql4_printk(KERN_WARNING, ha, 809 "%s: Setting IOCB's to = %d\n", __func__, 810 ha->iocb_hiwat)); 811 } 812 813 return QLA_SUCCESS; 814 } 815 816 /** 817 * qla4xxx_get_fwddb_entry - retrieves firmware ddb entry 818 * @ha: Pointer to host adapter structure. 819 * @fw_ddb_index: Firmware's device database index 820 * @fw_ddb_entry: Pointer to firmware's device database entry structure 821 * @num_valid_ddb_entries: Pointer to number of valid ddb entries 822 * @next_ddb_index: Pointer to next valid device database index 823 * @fw_ddb_device_state: Pointer to device state 824 **/ 825 int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha, 826 uint16_t fw_ddb_index, 827 struct dev_db_entry *fw_ddb_entry, 828 dma_addr_t fw_ddb_entry_dma, 829 uint32_t *num_valid_ddb_entries, 830 uint32_t *next_ddb_index, 831 uint32_t *fw_ddb_device_state, 832 uint32_t *conn_err_detail, 833 uint16_t *tcp_source_port_num, 834 uint16_t *connection_id) 835 { 836 int status = QLA_ERROR; 837 uint16_t options; 838 uint32_t mbox_cmd[MBOX_REG_COUNT]; 839 uint32_t mbox_sts[MBOX_REG_COUNT]; 840 841 /* Make sure the device index is valid */ 842 if (fw_ddb_index >= MAX_DDB_ENTRIES) { 843 DEBUG2(printk("scsi%ld: %s: ddb [%d] out of range.\n", 844 ha->host_no, __func__, fw_ddb_index)); 845 goto exit_get_fwddb; 846 } 847 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 848 memset(&mbox_sts, 0, sizeof(mbox_sts)); 849 if (fw_ddb_entry) 850 memset(fw_ddb_entry, 0, sizeof(struct dev_db_entry)); 851 852 mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY; 853 mbox_cmd[1] = (uint32_t) fw_ddb_index; 854 mbox_cmd[2] = LSDW(fw_ddb_entry_dma); 855 mbox_cmd[3] = MSDW(fw_ddb_entry_dma); 856 mbox_cmd[4] = sizeof(struct dev_db_entry); 857 858 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 7, &mbox_cmd[0], &mbox_sts[0]) == 859 QLA_ERROR) { 860 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_DATABASE_ENTRY failed" 861 " with status 0x%04X\n", ha->host_no, __func__, 862 mbox_sts[0])); 863 goto exit_get_fwddb; 864 } 865 if (fw_ddb_index != mbox_sts[1]) { 866 DEBUG2(printk("scsi%ld: %s: ddb mismatch [%d] != [%d].\n", 867 ha->host_no, __func__, fw_ddb_index, 868 mbox_sts[1])); 869 goto exit_get_fwddb; 870 } 871 if (fw_ddb_entry) { 872 options = le16_to_cpu(fw_ddb_entry->options); 873 if (options & DDB_OPT_IPV6_DEVICE) { 874 ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d " 875 "Next %d State %04x ConnErr %08x %pI6 " 876 ":%04d \"%s\"\n", __func__, fw_ddb_index, 877 mbox_sts[0], mbox_sts[2], mbox_sts[3], 878 mbox_sts[4], mbox_sts[5], 879 fw_ddb_entry->ip_addr, 880 le16_to_cpu(fw_ddb_entry->port), 881 fw_ddb_entry->iscsi_name); 882 } else { 883 ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d " 884 "Next %d State %04x ConnErr %08x %pI4 " 885 ":%04d \"%s\"\n", __func__, fw_ddb_index, 886 mbox_sts[0], mbox_sts[2], mbox_sts[3], 887 mbox_sts[4], mbox_sts[5], 888 fw_ddb_entry->ip_addr, 889 le16_to_cpu(fw_ddb_entry->port), 890 fw_ddb_entry->iscsi_name); 891 } 892 } 893 if (num_valid_ddb_entries) 894 *num_valid_ddb_entries = mbox_sts[2]; 895 if (next_ddb_index) 896 *next_ddb_index = mbox_sts[3]; 897 if (fw_ddb_device_state) 898 *fw_ddb_device_state = mbox_sts[4]; 899 900 /* 901 * RA: This mailbox has been changed to pass connection error and 902 * details. Its true for ISP4010 as per Version E - Not sure when it 903 * was changed. Get the time2wait from the fw_dd_entry field : 904 * default_time2wait which we call it as minTime2Wait DEV_DB_ENTRY 905 * struct. 906 */ 907 if (conn_err_detail) 908 *conn_err_detail = mbox_sts[5]; 909 if (tcp_source_port_num) 910 *tcp_source_port_num = (uint16_t) (mbox_sts[6] >> 16); 911 if (connection_id) 912 *connection_id = (uint16_t) mbox_sts[6] & 0x00FF; 913 status = QLA_SUCCESS; 914 915 exit_get_fwddb: 916 return status; 917 } 918 919 int qla4xxx_conn_open(struct scsi_qla_host *ha, uint16_t fw_ddb_index) 920 { 921 uint32_t mbox_cmd[MBOX_REG_COUNT]; 922 uint32_t mbox_sts[MBOX_REG_COUNT]; 923 int status; 924 925 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 926 memset(&mbox_sts, 0, sizeof(mbox_sts)); 927 928 mbox_cmd[0] = MBOX_CMD_CONN_OPEN; 929 mbox_cmd[1] = fw_ddb_index; 930 931 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], 932 &mbox_sts[0]); 933 DEBUG2(ql4_printk(KERN_INFO, ha, 934 "%s: status = %d mbx0 = 0x%x mbx1 = 0x%x\n", 935 __func__, status, mbox_sts[0], mbox_sts[1])); 936 return status; 937 } 938 939 /** 940 * qla4xxx_set_fwddb_entry - sets a ddb entry. 941 * @ha: Pointer to host adapter structure. 942 * @fw_ddb_index: Firmware's device database index 943 * @fw_ddb_entry_dma: dma address of ddb entry 944 * @mbx_sts: mailbox 0 to be returned or NULL 945 * 946 * This routine initializes or updates the adapter's device database 947 * entry for the specified device. 948 **/ 949 int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index, 950 dma_addr_t fw_ddb_entry_dma, uint32_t *mbx_sts) 951 { 952 uint32_t mbox_cmd[MBOX_REG_COUNT]; 953 uint32_t mbox_sts[MBOX_REG_COUNT]; 954 int status; 955 956 /* Do not wait for completion. The firmware will send us an 957 * ASTS_DATABASE_CHANGED (0x8014) to notify us of the login status. 958 */ 959 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 960 memset(&mbox_sts, 0, sizeof(mbox_sts)); 961 962 mbox_cmd[0] = MBOX_CMD_SET_DATABASE_ENTRY; 963 mbox_cmd[1] = (uint32_t) fw_ddb_index; 964 mbox_cmd[2] = LSDW(fw_ddb_entry_dma); 965 mbox_cmd[3] = MSDW(fw_ddb_entry_dma); 966 mbox_cmd[4] = sizeof(struct dev_db_entry); 967 968 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], 969 &mbox_sts[0]); 970 if (mbx_sts) 971 *mbx_sts = mbox_sts[0]; 972 DEBUG2(printk("scsi%ld: %s: status=%d mbx0=0x%x mbx4=0x%x\n", 973 ha->host_no, __func__, status, mbox_sts[0], mbox_sts[4]);) 974 975 return status; 976 } 977 978 int qla4xxx_session_logout_ddb(struct scsi_qla_host *ha, 979 struct ddb_entry *ddb_entry, int options) 980 { 981 int status; 982 uint32_t mbox_cmd[MBOX_REG_COUNT]; 983 uint32_t mbox_sts[MBOX_REG_COUNT]; 984 985 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 986 memset(&mbox_sts, 0, sizeof(mbox_sts)); 987 988 mbox_cmd[0] = MBOX_CMD_CONN_CLOSE_SESS_LOGOUT; 989 mbox_cmd[1] = ddb_entry->fw_ddb_index; 990 mbox_cmd[3] = options; 991 992 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], 993 &mbox_sts[0]); 994 if (status != QLA_SUCCESS) { 995 DEBUG2(ql4_printk(KERN_INFO, ha, 996 "%s: MBOX_CMD_CONN_CLOSE_SESS_LOGOUT " 997 "failed sts %04X %04X", __func__, 998 mbox_sts[0], mbox_sts[1])); 999 if ((mbox_sts[0] == MBOX_STS_COMMAND_ERROR) && 1000 (mbox_sts[1] == DDB_NOT_LOGGED_IN)) { 1001 set_bit(DDB_CONN_CLOSE_FAILURE, &ddb_entry->flags); 1002 } 1003 } 1004 1005 return status; 1006 } 1007 1008 /** 1009 * qla4xxx_get_crash_record - retrieves crash record. 1010 * @ha: Pointer to host adapter structure. 1011 * 1012 * This routine retrieves a crash record from the QLA4010 after an 8002h aen. 1013 **/ 1014 void qla4xxx_get_crash_record(struct scsi_qla_host * ha) 1015 { 1016 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1017 uint32_t mbox_sts[MBOX_REG_COUNT]; 1018 struct crash_record *crash_record = NULL; 1019 dma_addr_t crash_record_dma = 0; 1020 uint32_t crash_record_size = 0; 1021 1022 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1023 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1024 1025 /* Get size of crash record. */ 1026 mbox_cmd[0] = MBOX_CMD_GET_CRASH_RECORD; 1027 1028 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1029 QLA_SUCCESS) { 1030 DEBUG2(printk("scsi%ld: %s: ERROR: Unable to retrieve size!\n", 1031 ha->host_no, __func__)); 1032 goto exit_get_crash_record; 1033 } 1034 crash_record_size = mbox_sts[4]; 1035 if (crash_record_size == 0) { 1036 DEBUG2(printk("scsi%ld: %s: ERROR: Crash record size is 0!\n", 1037 ha->host_no, __func__)); 1038 goto exit_get_crash_record; 1039 } 1040 1041 /* Alloc Memory for Crash Record. */ 1042 crash_record = dma_alloc_coherent(&ha->pdev->dev, crash_record_size, 1043 &crash_record_dma, GFP_KERNEL); 1044 if (crash_record == NULL) 1045 goto exit_get_crash_record; 1046 1047 /* Get Crash Record. */ 1048 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1049 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1050 1051 mbox_cmd[0] = MBOX_CMD_GET_CRASH_RECORD; 1052 mbox_cmd[2] = LSDW(crash_record_dma); 1053 mbox_cmd[3] = MSDW(crash_record_dma); 1054 mbox_cmd[4] = crash_record_size; 1055 1056 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1057 QLA_SUCCESS) 1058 goto exit_get_crash_record; 1059 1060 /* Dump Crash Record. */ 1061 1062 exit_get_crash_record: 1063 if (crash_record) 1064 dma_free_coherent(&ha->pdev->dev, crash_record_size, 1065 crash_record, crash_record_dma); 1066 } 1067 1068 /** 1069 * qla4xxx_get_conn_event_log - retrieves connection event log 1070 * @ha: Pointer to host adapter structure. 1071 **/ 1072 void qla4xxx_get_conn_event_log(struct scsi_qla_host * ha) 1073 { 1074 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1075 uint32_t mbox_sts[MBOX_REG_COUNT]; 1076 struct conn_event_log_entry *event_log = NULL; 1077 dma_addr_t event_log_dma = 0; 1078 uint32_t event_log_size = 0; 1079 uint32_t num_valid_entries; 1080 uint32_t oldest_entry = 0; 1081 uint32_t max_event_log_entries; 1082 uint8_t i; 1083 1084 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1085 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1086 1087 /* Get size of crash record. */ 1088 mbox_cmd[0] = MBOX_CMD_GET_CONN_EVENT_LOG; 1089 1090 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1091 QLA_SUCCESS) 1092 goto exit_get_event_log; 1093 1094 event_log_size = mbox_sts[4]; 1095 if (event_log_size == 0) 1096 goto exit_get_event_log; 1097 1098 /* Alloc Memory for Crash Record. */ 1099 event_log = dma_alloc_coherent(&ha->pdev->dev, event_log_size, 1100 &event_log_dma, GFP_KERNEL); 1101 if (event_log == NULL) 1102 goto exit_get_event_log; 1103 1104 /* Get Crash Record. */ 1105 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1106 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1107 1108 mbox_cmd[0] = MBOX_CMD_GET_CONN_EVENT_LOG; 1109 mbox_cmd[2] = LSDW(event_log_dma); 1110 mbox_cmd[3] = MSDW(event_log_dma); 1111 1112 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1113 QLA_SUCCESS) { 1114 DEBUG2(printk("scsi%ld: %s: ERROR: Unable to retrieve event " 1115 "log!\n", ha->host_no, __func__)); 1116 goto exit_get_event_log; 1117 } 1118 1119 /* Dump Event Log. */ 1120 num_valid_entries = mbox_sts[1]; 1121 1122 max_event_log_entries = event_log_size / 1123 sizeof(struct conn_event_log_entry); 1124 1125 if (num_valid_entries > max_event_log_entries) 1126 oldest_entry = num_valid_entries % max_event_log_entries; 1127 1128 DEBUG3(printk("scsi%ld: Connection Event Log Dump (%d entries):\n", 1129 ha->host_no, num_valid_entries)); 1130 1131 if (ql4xextended_error_logging == 3) { 1132 if (oldest_entry == 0) { 1133 /* Circular Buffer has not wrapped around */ 1134 for (i=0; i < num_valid_entries; i++) { 1135 qla4xxx_dump_buffer((uint8_t *)event_log+ 1136 (i*sizeof(*event_log)), 1137 sizeof(*event_log)); 1138 } 1139 } 1140 else { 1141 /* Circular Buffer has wrapped around - 1142 * display accordingly*/ 1143 for (i=oldest_entry; i < max_event_log_entries; i++) { 1144 qla4xxx_dump_buffer((uint8_t *)event_log+ 1145 (i*sizeof(*event_log)), 1146 sizeof(*event_log)); 1147 } 1148 for (i=0; i < oldest_entry; i++) { 1149 qla4xxx_dump_buffer((uint8_t *)event_log+ 1150 (i*sizeof(*event_log)), 1151 sizeof(*event_log)); 1152 } 1153 } 1154 } 1155 1156 exit_get_event_log: 1157 if (event_log) 1158 dma_free_coherent(&ha->pdev->dev, event_log_size, event_log, 1159 event_log_dma); 1160 } 1161 1162 /** 1163 * qla4xxx_abort_task - issues Abort Task 1164 * @ha: Pointer to host adapter structure. 1165 * @srb: Pointer to srb entry 1166 * 1167 * This routine performs a LUN RESET on the specified target/lun. 1168 * The caller must ensure that the ddb_entry and lun_entry pointers 1169 * are valid before calling this routine. 1170 **/ 1171 int qla4xxx_abort_task(struct scsi_qla_host *ha, struct srb *srb) 1172 { 1173 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1174 uint32_t mbox_sts[MBOX_REG_COUNT]; 1175 struct scsi_cmnd *cmd = srb->cmd; 1176 int status = QLA_SUCCESS; 1177 unsigned long flags = 0; 1178 uint32_t index; 1179 1180 /* 1181 * Send abort task command to ISP, so that the ISP will return 1182 * request with ABORT status 1183 */ 1184 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1185 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1186 1187 spin_lock_irqsave(&ha->hardware_lock, flags); 1188 index = (unsigned long)(unsigned char *)cmd->host_scribble; 1189 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1190 1191 /* Firmware already posted completion on response queue */ 1192 if (index == MAX_SRBS) 1193 return status; 1194 1195 mbox_cmd[0] = MBOX_CMD_ABORT_TASK; 1196 mbox_cmd[1] = srb->ddb->fw_ddb_index; 1197 mbox_cmd[2] = index; 1198 /* Immediate Command Enable */ 1199 mbox_cmd[5] = 0x01; 1200 1201 qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], 1202 &mbox_sts[0]); 1203 if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE) { 1204 status = QLA_ERROR; 1205 1206 DEBUG2(printk(KERN_WARNING "scsi%ld:%d:%llu: abort task FAILED: " 1207 "mbx0=%04X, mb1=%04X, mb2=%04X, mb3=%04X, mb4=%04X\n", 1208 ha->host_no, cmd->device->id, cmd->device->lun, mbox_sts[0], 1209 mbox_sts[1], mbox_sts[2], mbox_sts[3], mbox_sts[4])); 1210 } 1211 1212 return status; 1213 } 1214 1215 /** 1216 * qla4xxx_reset_lun - issues LUN Reset 1217 * @ha: Pointer to host adapter structure. 1218 * @ddb_entry: Pointer to device database entry 1219 * @lun: lun number 1220 * 1221 * This routine performs a LUN RESET on the specified target/lun. 1222 * The caller must ensure that the ddb_entry and lun_entry pointers 1223 * are valid before calling this routine. 1224 **/ 1225 int qla4xxx_reset_lun(struct scsi_qla_host * ha, struct ddb_entry * ddb_entry, 1226 uint64_t lun) 1227 { 1228 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1229 uint32_t mbox_sts[MBOX_REG_COUNT]; 1230 uint32_t scsi_lun[2]; 1231 int status = QLA_SUCCESS; 1232 1233 DEBUG2(printk("scsi%ld:%d:%llu: lun reset issued\n", ha->host_no, 1234 ddb_entry->fw_ddb_index, lun)); 1235 1236 /* 1237 * Send lun reset command to ISP, so that the ISP will return all 1238 * outstanding requests with RESET status 1239 */ 1240 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1241 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1242 int_to_scsilun(lun, (struct scsi_lun *) scsi_lun); 1243 1244 mbox_cmd[0] = MBOX_CMD_LUN_RESET; 1245 mbox_cmd[1] = ddb_entry->fw_ddb_index; 1246 /* FW expects LUN bytes 0-3 in Incoming Mailbox 2 1247 * (LUN byte 0 is LSByte, byte 3 is MSByte) */ 1248 mbox_cmd[2] = cpu_to_le32(scsi_lun[0]); 1249 /* FW expects LUN bytes 4-7 in Incoming Mailbox 3 1250 * (LUN byte 4 is LSByte, byte 7 is MSByte) */ 1251 mbox_cmd[3] = cpu_to_le32(scsi_lun[1]); 1252 mbox_cmd[5] = 0x01; /* Immediate Command Enable */ 1253 1254 qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]); 1255 if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE && 1256 mbox_sts[0] != MBOX_STS_COMMAND_ERROR) 1257 status = QLA_ERROR; 1258 1259 return status; 1260 } 1261 1262 /** 1263 * qla4xxx_reset_target - issues target Reset 1264 * @ha: Pointer to host adapter structure. 1265 * @db_entry: Pointer to device database entry 1266 * @un_entry: Pointer to lun entry structure 1267 * 1268 * This routine performs a TARGET RESET on the specified target. 1269 * The caller must ensure that the ddb_entry pointers 1270 * are valid before calling this routine. 1271 **/ 1272 int qla4xxx_reset_target(struct scsi_qla_host *ha, 1273 struct ddb_entry *ddb_entry) 1274 { 1275 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1276 uint32_t mbox_sts[MBOX_REG_COUNT]; 1277 int status = QLA_SUCCESS; 1278 1279 DEBUG2(printk("scsi%ld:%d: target reset issued\n", ha->host_no, 1280 ddb_entry->fw_ddb_index)); 1281 1282 /* 1283 * Send target reset command to ISP, so that the ISP will return all 1284 * outstanding requests with RESET status 1285 */ 1286 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1287 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1288 1289 mbox_cmd[0] = MBOX_CMD_TARGET_WARM_RESET; 1290 mbox_cmd[1] = ddb_entry->fw_ddb_index; 1291 mbox_cmd[5] = 0x01; /* Immediate Command Enable */ 1292 1293 qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 1294 &mbox_sts[0]); 1295 if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE && 1296 mbox_sts[0] != MBOX_STS_COMMAND_ERROR) 1297 status = QLA_ERROR; 1298 1299 return status; 1300 } 1301 1302 int qla4xxx_get_flash(struct scsi_qla_host * ha, dma_addr_t dma_addr, 1303 uint32_t offset, uint32_t len) 1304 { 1305 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1306 uint32_t mbox_sts[MBOX_REG_COUNT]; 1307 1308 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1309 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1310 1311 mbox_cmd[0] = MBOX_CMD_READ_FLASH; 1312 mbox_cmd[1] = LSDW(dma_addr); 1313 mbox_cmd[2] = MSDW(dma_addr); 1314 mbox_cmd[3] = offset; 1315 mbox_cmd[4] = len; 1316 1317 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], &mbox_sts[0]) != 1318 QLA_SUCCESS) { 1319 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_READ_FLASH, failed w/ " 1320 "status %04X %04X, offset %08x, len %08x\n", ha->host_no, 1321 __func__, mbox_sts[0], mbox_sts[1], offset, len)); 1322 return QLA_ERROR; 1323 } 1324 return QLA_SUCCESS; 1325 } 1326 1327 /** 1328 * qla4xxx_about_firmware - gets FW, iscsi draft and boot loader version 1329 * @ha: Pointer to host adapter structure. 1330 * 1331 * Retrieves the FW version, iSCSI draft version & bootloader version of HBA. 1332 * Mailboxes 2 & 3 may hold an address for data. Make sure that we write 0 to 1333 * those mailboxes, if unused. 1334 **/ 1335 int qla4xxx_about_firmware(struct scsi_qla_host *ha) 1336 { 1337 struct about_fw_info *about_fw = NULL; 1338 dma_addr_t about_fw_dma; 1339 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1340 uint32_t mbox_sts[MBOX_REG_COUNT]; 1341 int status = QLA_ERROR; 1342 1343 about_fw = dma_zalloc_coherent(&ha->pdev->dev, 1344 sizeof(struct about_fw_info), 1345 &about_fw_dma, GFP_KERNEL); 1346 if (!about_fw) { 1347 DEBUG2(ql4_printk(KERN_ERR, ha, "%s: Unable to alloc memory " 1348 "for about_fw\n", __func__)); 1349 return status; 1350 } 1351 1352 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1353 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1354 1355 mbox_cmd[0] = MBOX_CMD_ABOUT_FW; 1356 mbox_cmd[2] = LSDW(about_fw_dma); 1357 mbox_cmd[3] = MSDW(about_fw_dma); 1358 mbox_cmd[4] = sizeof(struct about_fw_info); 1359 1360 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 1361 &mbox_cmd[0], &mbox_sts[0]); 1362 if (status != QLA_SUCCESS) { 1363 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_ABOUT_FW " 1364 "failed w/ status %04X\n", __func__, 1365 mbox_sts[0])); 1366 goto exit_about_fw; 1367 } 1368 1369 /* Save version information. */ 1370 ha->fw_info.fw_major = le16_to_cpu(about_fw->fw_major); 1371 ha->fw_info.fw_minor = le16_to_cpu(about_fw->fw_minor); 1372 ha->fw_info.fw_patch = le16_to_cpu(about_fw->fw_patch); 1373 ha->fw_info.fw_build = le16_to_cpu(about_fw->fw_build); 1374 memcpy(ha->fw_info.fw_build_date, about_fw->fw_build_date, 1375 sizeof(about_fw->fw_build_date)); 1376 memcpy(ha->fw_info.fw_build_time, about_fw->fw_build_time, 1377 sizeof(about_fw->fw_build_time)); 1378 strcpy((char *)ha->fw_info.fw_build_user, 1379 skip_spaces((char *)about_fw->fw_build_user)); 1380 ha->fw_info.fw_load_source = le16_to_cpu(about_fw->fw_load_source); 1381 ha->fw_info.iscsi_major = le16_to_cpu(about_fw->iscsi_major); 1382 ha->fw_info.iscsi_minor = le16_to_cpu(about_fw->iscsi_minor); 1383 ha->fw_info.bootload_major = le16_to_cpu(about_fw->bootload_major); 1384 ha->fw_info.bootload_minor = le16_to_cpu(about_fw->bootload_minor); 1385 ha->fw_info.bootload_patch = le16_to_cpu(about_fw->bootload_patch); 1386 ha->fw_info.bootload_build = le16_to_cpu(about_fw->bootload_build); 1387 strcpy((char *)ha->fw_info.extended_timestamp, 1388 skip_spaces((char *)about_fw->extended_timestamp)); 1389 1390 ha->fw_uptime_secs = le32_to_cpu(mbox_sts[5]); 1391 ha->fw_uptime_msecs = le32_to_cpu(mbox_sts[6]); 1392 status = QLA_SUCCESS; 1393 1394 exit_about_fw: 1395 dma_free_coherent(&ha->pdev->dev, sizeof(struct about_fw_info), 1396 about_fw, about_fw_dma); 1397 return status; 1398 } 1399 1400 int qla4xxx_get_default_ddb(struct scsi_qla_host *ha, uint32_t options, 1401 dma_addr_t dma_addr) 1402 { 1403 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1404 uint32_t mbox_sts[MBOX_REG_COUNT]; 1405 1406 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1407 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1408 1409 mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY_DEFAULTS; 1410 mbox_cmd[1] = options; 1411 mbox_cmd[2] = LSDW(dma_addr); 1412 mbox_cmd[3] = MSDW(dma_addr); 1413 1414 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]) != 1415 QLA_SUCCESS) { 1416 DEBUG2(printk("scsi%ld: %s: failed status %04X\n", 1417 ha->host_no, __func__, mbox_sts[0])); 1418 return QLA_ERROR; 1419 } 1420 return QLA_SUCCESS; 1421 } 1422 1423 int qla4xxx_req_ddb_entry(struct scsi_qla_host *ha, uint32_t ddb_index, 1424 uint32_t *mbx_sts) 1425 { 1426 int status; 1427 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1428 uint32_t mbox_sts[MBOX_REG_COUNT]; 1429 1430 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1431 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1432 1433 mbox_cmd[0] = MBOX_CMD_REQUEST_DATABASE_ENTRY; 1434 mbox_cmd[1] = ddb_index; 1435 1436 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 1437 &mbox_sts[0]); 1438 if (status != QLA_SUCCESS) { 1439 DEBUG2(ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", 1440 __func__, mbox_sts[0])); 1441 } 1442 1443 *mbx_sts = mbox_sts[0]; 1444 return status; 1445 } 1446 1447 int qla4xxx_clear_ddb_entry(struct scsi_qla_host *ha, uint32_t ddb_index) 1448 { 1449 int status; 1450 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1451 uint32_t mbox_sts[MBOX_REG_COUNT]; 1452 1453 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1454 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1455 1456 mbox_cmd[0] = MBOX_CMD_CLEAR_DATABASE_ENTRY; 1457 mbox_cmd[1] = ddb_index; 1458 1459 status = qla4xxx_mailbox_command(ha, 2, 1, &mbox_cmd[0], 1460 &mbox_sts[0]); 1461 if (status != QLA_SUCCESS) { 1462 DEBUG2(ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", 1463 __func__, mbox_sts[0])); 1464 } 1465 1466 return status; 1467 } 1468 1469 int qla4xxx_set_flash(struct scsi_qla_host *ha, dma_addr_t dma_addr, 1470 uint32_t offset, uint32_t length, uint32_t options) 1471 { 1472 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1473 uint32_t mbox_sts[MBOX_REG_COUNT]; 1474 int status = QLA_SUCCESS; 1475 1476 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1477 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1478 1479 mbox_cmd[0] = MBOX_CMD_WRITE_FLASH; 1480 mbox_cmd[1] = LSDW(dma_addr); 1481 mbox_cmd[2] = MSDW(dma_addr); 1482 mbox_cmd[3] = offset; 1483 mbox_cmd[4] = length; 1484 mbox_cmd[5] = options; 1485 1486 status = qla4xxx_mailbox_command(ha, 6, 2, &mbox_cmd[0], &mbox_sts[0]); 1487 if (status != QLA_SUCCESS) { 1488 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_WRITE_FLASH " 1489 "failed w/ status %04X, mbx1 %04X\n", 1490 __func__, mbox_sts[0], mbox_sts[1])); 1491 } 1492 return status; 1493 } 1494 1495 int qla4xxx_bootdb_by_index(struct scsi_qla_host *ha, 1496 struct dev_db_entry *fw_ddb_entry, 1497 dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index) 1498 { 1499 uint32_t dev_db_start_offset = FLASH_OFFSET_DB_INFO; 1500 uint32_t dev_db_end_offset; 1501 int status = QLA_ERROR; 1502 1503 memset(fw_ddb_entry, 0, sizeof(*fw_ddb_entry)); 1504 1505 dev_db_start_offset += (ddb_index * sizeof(*fw_ddb_entry)); 1506 dev_db_end_offset = FLASH_OFFSET_DB_END; 1507 1508 if (dev_db_start_offset > dev_db_end_offset) { 1509 DEBUG2(ql4_printk(KERN_ERR, ha, 1510 "%s:Invalid DDB index %d", __func__, 1511 ddb_index)); 1512 goto exit_bootdb_failed; 1513 } 1514 1515 if (qla4xxx_get_flash(ha, fw_ddb_entry_dma, dev_db_start_offset, 1516 sizeof(*fw_ddb_entry)) != QLA_SUCCESS) { 1517 ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash" 1518 "failed\n", ha->host_no, __func__); 1519 goto exit_bootdb_failed; 1520 } 1521 1522 if (fw_ddb_entry->cookie == DDB_VALID_COOKIE) 1523 status = QLA_SUCCESS; 1524 1525 exit_bootdb_failed: 1526 return status; 1527 } 1528 1529 int qla4xxx_flashdb_by_index(struct scsi_qla_host *ha, 1530 struct dev_db_entry *fw_ddb_entry, 1531 dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index) 1532 { 1533 uint32_t dev_db_start_offset; 1534 uint32_t dev_db_end_offset; 1535 int status = QLA_ERROR; 1536 1537 memset(fw_ddb_entry, 0, sizeof(*fw_ddb_entry)); 1538 1539 if (is_qla40XX(ha)) { 1540 dev_db_start_offset = FLASH_OFFSET_DB_INFO; 1541 dev_db_end_offset = FLASH_OFFSET_DB_END; 1542 } else { 1543 dev_db_start_offset = FLASH_RAW_ACCESS_ADDR + 1544 (ha->hw.flt_region_ddb << 2); 1545 /* flt_ddb_size is DDB table size for both ports 1546 * so divide it by 2 to calculate the offset for second port 1547 */ 1548 if (ha->port_num == 1) 1549 dev_db_start_offset += (ha->hw.flt_ddb_size / 2); 1550 1551 dev_db_end_offset = dev_db_start_offset + 1552 (ha->hw.flt_ddb_size / 2); 1553 } 1554 1555 dev_db_start_offset += (ddb_index * sizeof(*fw_ddb_entry)); 1556 1557 if (dev_db_start_offset > dev_db_end_offset) { 1558 DEBUG2(ql4_printk(KERN_ERR, ha, 1559 "%s:Invalid DDB index %d", __func__, 1560 ddb_index)); 1561 goto exit_fdb_failed; 1562 } 1563 1564 if (qla4xxx_get_flash(ha, fw_ddb_entry_dma, dev_db_start_offset, 1565 sizeof(*fw_ddb_entry)) != QLA_SUCCESS) { 1566 ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash failed\n", 1567 ha->host_no, __func__); 1568 goto exit_fdb_failed; 1569 } 1570 1571 if (fw_ddb_entry->cookie == DDB_VALID_COOKIE) 1572 status = QLA_SUCCESS; 1573 1574 exit_fdb_failed: 1575 return status; 1576 } 1577 1578 int qla4xxx_get_chap(struct scsi_qla_host *ha, char *username, char *password, 1579 uint16_t idx) 1580 { 1581 int ret = 0; 1582 int rval = QLA_ERROR; 1583 uint32_t offset = 0, chap_size; 1584 struct ql4_chap_table *chap_table; 1585 dma_addr_t chap_dma; 1586 1587 chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma); 1588 if (chap_table == NULL) 1589 return -ENOMEM; 1590 1591 chap_size = sizeof(struct ql4_chap_table); 1592 memset(chap_table, 0, chap_size); 1593 1594 if (is_qla40XX(ha)) 1595 offset = FLASH_CHAP_OFFSET | (idx * chap_size); 1596 else { 1597 offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2); 1598 /* flt_chap_size is CHAP table size for both ports 1599 * so divide it by 2 to calculate the offset for second port 1600 */ 1601 if (ha->port_num == 1) 1602 offset += (ha->hw.flt_chap_size / 2); 1603 offset += (idx * chap_size); 1604 } 1605 1606 rval = qla4xxx_get_flash(ha, chap_dma, offset, chap_size); 1607 if (rval != QLA_SUCCESS) { 1608 ret = -EINVAL; 1609 goto exit_get_chap; 1610 } 1611 1612 DEBUG2(ql4_printk(KERN_INFO, ha, "Chap Cookie: x%x\n", 1613 __le16_to_cpu(chap_table->cookie))); 1614 1615 if (__le16_to_cpu(chap_table->cookie) != CHAP_VALID_COOKIE) { 1616 ql4_printk(KERN_ERR, ha, "No valid chap entry found\n"); 1617 goto exit_get_chap; 1618 } 1619 1620 strlcpy(password, chap_table->secret, QL4_CHAP_MAX_SECRET_LEN); 1621 strlcpy(username, chap_table->name, QL4_CHAP_MAX_NAME_LEN); 1622 chap_table->cookie = __constant_cpu_to_le16(CHAP_VALID_COOKIE); 1623 1624 exit_get_chap: 1625 dma_pool_free(ha->chap_dma_pool, chap_table, chap_dma); 1626 return ret; 1627 } 1628 1629 /** 1630 * qla4xxx_set_chap - Make a chap entry at the given index 1631 * @ha: pointer to adapter structure 1632 * @username: CHAP username to set 1633 * @password: CHAP password to set 1634 * @idx: CHAP index at which to make the entry 1635 * @bidi: type of chap entry (chap_in or chap_out) 1636 * 1637 * Create chap entry at the given index with the information provided. 1638 * 1639 * Note: Caller should acquire the chap lock before getting here. 1640 **/ 1641 int qla4xxx_set_chap(struct scsi_qla_host *ha, char *username, char *password, 1642 uint16_t idx, int bidi) 1643 { 1644 int ret = 0; 1645 int rval = QLA_ERROR; 1646 uint32_t offset = 0; 1647 struct ql4_chap_table *chap_table; 1648 uint32_t chap_size = 0; 1649 dma_addr_t chap_dma; 1650 1651 chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma); 1652 if (chap_table == NULL) { 1653 ret = -ENOMEM; 1654 goto exit_set_chap; 1655 } 1656 1657 memset(chap_table, 0, sizeof(struct ql4_chap_table)); 1658 if (bidi) 1659 chap_table->flags |= BIT_6; /* peer */ 1660 else 1661 chap_table->flags |= BIT_7; /* local */ 1662 chap_table->secret_len = strlen(password); 1663 strncpy(chap_table->secret, password, MAX_CHAP_SECRET_LEN - 1); 1664 strncpy(chap_table->name, username, MAX_CHAP_NAME_LEN - 1); 1665 chap_table->cookie = __constant_cpu_to_le16(CHAP_VALID_COOKIE); 1666 1667 if (is_qla40XX(ha)) { 1668 chap_size = MAX_CHAP_ENTRIES_40XX * sizeof(*chap_table); 1669 offset = FLASH_CHAP_OFFSET; 1670 } else { /* Single region contains CHAP info for both ports which is 1671 * divided into half for each port. 1672 */ 1673 chap_size = ha->hw.flt_chap_size / 2; 1674 offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2); 1675 if (ha->port_num == 1) 1676 offset += chap_size; 1677 } 1678 1679 offset += (idx * sizeof(struct ql4_chap_table)); 1680 rval = qla4xxx_set_flash(ha, chap_dma, offset, 1681 sizeof(struct ql4_chap_table), 1682 FLASH_OPT_RMW_COMMIT); 1683 1684 if (rval == QLA_SUCCESS && ha->chap_list) { 1685 /* Update ha chap_list cache */ 1686 memcpy((struct ql4_chap_table *)ha->chap_list + idx, 1687 chap_table, sizeof(struct ql4_chap_table)); 1688 } 1689 dma_pool_free(ha->chap_dma_pool, chap_table, chap_dma); 1690 if (rval != QLA_SUCCESS) 1691 ret = -EINVAL; 1692 1693 exit_set_chap: 1694 return ret; 1695 } 1696 1697 1698 int qla4xxx_get_uni_chap_at_index(struct scsi_qla_host *ha, char *username, 1699 char *password, uint16_t chap_index) 1700 { 1701 int rval = QLA_ERROR; 1702 struct ql4_chap_table *chap_table = NULL; 1703 int max_chap_entries; 1704 1705 if (!ha->chap_list) { 1706 ql4_printk(KERN_ERR, ha, "Do not have CHAP table cache\n"); 1707 rval = QLA_ERROR; 1708 goto exit_uni_chap; 1709 } 1710 1711 if (!username || !password) { 1712 ql4_printk(KERN_ERR, ha, "No memory for username & secret\n"); 1713 rval = QLA_ERROR; 1714 goto exit_uni_chap; 1715 } 1716 1717 if (is_qla80XX(ha)) 1718 max_chap_entries = (ha->hw.flt_chap_size / 2) / 1719 sizeof(struct ql4_chap_table); 1720 else 1721 max_chap_entries = MAX_CHAP_ENTRIES_40XX; 1722 1723 if (chap_index > max_chap_entries) { 1724 ql4_printk(KERN_ERR, ha, "Invalid Chap index\n"); 1725 rval = QLA_ERROR; 1726 goto exit_uni_chap; 1727 } 1728 1729 mutex_lock(&ha->chap_sem); 1730 chap_table = (struct ql4_chap_table *)ha->chap_list + chap_index; 1731 if (chap_table->cookie != __constant_cpu_to_le16(CHAP_VALID_COOKIE)) { 1732 rval = QLA_ERROR; 1733 goto exit_unlock_uni_chap; 1734 } 1735 1736 if (!(chap_table->flags & BIT_7)) { 1737 ql4_printk(KERN_ERR, ha, "Unidirectional entry not set\n"); 1738 rval = QLA_ERROR; 1739 goto exit_unlock_uni_chap; 1740 } 1741 1742 strlcpy(password, chap_table->secret, MAX_CHAP_SECRET_LEN); 1743 strlcpy(username, chap_table->name, MAX_CHAP_NAME_LEN); 1744 1745 rval = QLA_SUCCESS; 1746 1747 exit_unlock_uni_chap: 1748 mutex_unlock(&ha->chap_sem); 1749 exit_uni_chap: 1750 return rval; 1751 } 1752 1753 /** 1754 * qla4xxx_get_chap_index - Get chap index given username and secret 1755 * @ha: pointer to adapter structure 1756 * @username: CHAP username to be searched 1757 * @password: CHAP password to be searched 1758 * @bidi: Is this a BIDI CHAP 1759 * @chap_index: CHAP index to be returned 1760 * 1761 * Match the username and password in the chap_list, return the index if a 1762 * match is found. If a match is not found then add the entry in FLASH and 1763 * return the index at which entry is written in the FLASH. 1764 **/ 1765 int qla4xxx_get_chap_index(struct scsi_qla_host *ha, char *username, 1766 char *password, int bidi, uint16_t *chap_index) 1767 { 1768 int i, rval; 1769 int free_index = -1; 1770 int found_index = 0; 1771 int max_chap_entries = 0; 1772 struct ql4_chap_table *chap_table; 1773 1774 if (is_qla80XX(ha)) 1775 max_chap_entries = (ha->hw.flt_chap_size / 2) / 1776 sizeof(struct ql4_chap_table); 1777 else 1778 max_chap_entries = MAX_CHAP_ENTRIES_40XX; 1779 1780 if (!ha->chap_list) { 1781 ql4_printk(KERN_ERR, ha, "Do not have CHAP table cache\n"); 1782 return QLA_ERROR; 1783 } 1784 1785 if (!username || !password) { 1786 ql4_printk(KERN_ERR, ha, "Do not have username and psw\n"); 1787 return QLA_ERROR; 1788 } 1789 1790 mutex_lock(&ha->chap_sem); 1791 for (i = 0; i < max_chap_entries; i++) { 1792 chap_table = (struct ql4_chap_table *)ha->chap_list + i; 1793 if (chap_table->cookie != 1794 __constant_cpu_to_le16(CHAP_VALID_COOKIE)) { 1795 if (i > MAX_RESRV_CHAP_IDX && free_index == -1) 1796 free_index = i; 1797 continue; 1798 } 1799 if (bidi) { 1800 if (chap_table->flags & BIT_7) 1801 continue; 1802 } else { 1803 if (chap_table->flags & BIT_6) 1804 continue; 1805 } 1806 if (!strncmp(chap_table->secret, password, 1807 MAX_CHAP_SECRET_LEN) && 1808 !strncmp(chap_table->name, username, 1809 MAX_CHAP_NAME_LEN)) { 1810 *chap_index = i; 1811 found_index = 1; 1812 break; 1813 } 1814 } 1815 1816 /* If chap entry is not present and a free index is available then 1817 * write the entry in flash 1818 */ 1819 if (!found_index && free_index != -1) { 1820 rval = qla4xxx_set_chap(ha, username, password, 1821 free_index, bidi); 1822 if (!rval) { 1823 *chap_index = free_index; 1824 found_index = 1; 1825 } 1826 } 1827 1828 mutex_unlock(&ha->chap_sem); 1829 1830 if (found_index) 1831 return QLA_SUCCESS; 1832 return QLA_ERROR; 1833 } 1834 1835 int qla4xxx_conn_close_sess_logout(struct scsi_qla_host *ha, 1836 uint16_t fw_ddb_index, 1837 uint16_t connection_id, 1838 uint16_t option) 1839 { 1840 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1841 uint32_t mbox_sts[MBOX_REG_COUNT]; 1842 int status = QLA_SUCCESS; 1843 1844 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1845 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1846 1847 mbox_cmd[0] = MBOX_CMD_CONN_CLOSE_SESS_LOGOUT; 1848 mbox_cmd[1] = fw_ddb_index; 1849 mbox_cmd[2] = connection_id; 1850 mbox_cmd[3] = option; 1851 1852 status = qla4xxx_mailbox_command(ha, 4, 2, &mbox_cmd[0], &mbox_sts[0]); 1853 if (status != QLA_SUCCESS) { 1854 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_CONN_CLOSE " 1855 "option %04x failed w/ status %04X %04X\n", 1856 __func__, option, mbox_sts[0], mbox_sts[1])); 1857 } 1858 return status; 1859 } 1860 1861 /** 1862 * qla4_84xx_extend_idc_tmo - Extend IDC Timeout. 1863 * @ha: Pointer to host adapter structure. 1864 * @ext_tmo: idc timeout value 1865 * 1866 * Requests firmware to extend the idc timeout value. 1867 **/ 1868 static int qla4_84xx_extend_idc_tmo(struct scsi_qla_host *ha, uint32_t ext_tmo) 1869 { 1870 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1871 uint32_t mbox_sts[MBOX_REG_COUNT]; 1872 int status; 1873 1874 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1875 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1876 ext_tmo &= 0xf; 1877 1878 mbox_cmd[0] = MBOX_CMD_IDC_TIME_EXTEND; 1879 mbox_cmd[1] = ((ha->idc_info.request_desc & 0xfffff0ff) | 1880 (ext_tmo << 8)); /* new timeout */ 1881 mbox_cmd[2] = ha->idc_info.info1; 1882 mbox_cmd[3] = ha->idc_info.info2; 1883 mbox_cmd[4] = ha->idc_info.info3; 1884 1885 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 1886 mbox_cmd, mbox_sts); 1887 if (status != QLA_SUCCESS) { 1888 DEBUG2(ql4_printk(KERN_INFO, ha, 1889 "scsi%ld: %s: failed status %04X\n", 1890 ha->host_no, __func__, mbox_sts[0])); 1891 return QLA_ERROR; 1892 } else { 1893 ql4_printk(KERN_INFO, ha, "%s: IDC timeout extended by %d secs\n", 1894 __func__, ext_tmo); 1895 } 1896 1897 return QLA_SUCCESS; 1898 } 1899 1900 int qla4xxx_disable_acb(struct scsi_qla_host *ha) 1901 { 1902 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1903 uint32_t mbox_sts[MBOX_REG_COUNT]; 1904 int status = QLA_SUCCESS; 1905 1906 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1907 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1908 1909 mbox_cmd[0] = MBOX_CMD_DISABLE_ACB; 1910 1911 status = qla4xxx_mailbox_command(ha, 8, 5, &mbox_cmd[0], &mbox_sts[0]); 1912 if (status != QLA_SUCCESS) { 1913 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_DISABLE_ACB " 1914 "failed w/ status %04X %04X %04X", __func__, 1915 mbox_sts[0], mbox_sts[1], mbox_sts[2])); 1916 } else { 1917 if (is_qla8042(ha) && 1918 test_bit(DPC_POST_IDC_ACK, &ha->dpc_flags) && 1919 (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE)) { 1920 /* 1921 * Disable ACB mailbox command takes time to complete 1922 * based on the total number of targets connected. 1923 * For 512 targets, it took approximately 5 secs to 1924 * complete. Setting the timeout value to 8, with the 3 1925 * secs buffer. 1926 */ 1927 qla4_84xx_extend_idc_tmo(ha, IDC_EXTEND_TOV); 1928 if (!wait_for_completion_timeout(&ha->disable_acb_comp, 1929 IDC_EXTEND_TOV * HZ)) { 1930 ql4_printk(KERN_WARNING, ha, "%s: Disable ACB Completion not received\n", 1931 __func__); 1932 } 1933 } 1934 } 1935 return status; 1936 } 1937 1938 int qla4xxx_get_acb(struct scsi_qla_host *ha, dma_addr_t acb_dma, 1939 uint32_t acb_type, uint32_t len) 1940 { 1941 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1942 uint32_t mbox_sts[MBOX_REG_COUNT]; 1943 int status = QLA_SUCCESS; 1944 1945 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1946 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1947 1948 mbox_cmd[0] = MBOX_CMD_GET_ACB; 1949 mbox_cmd[1] = acb_type; 1950 mbox_cmd[2] = LSDW(acb_dma); 1951 mbox_cmd[3] = MSDW(acb_dma); 1952 mbox_cmd[4] = len; 1953 1954 status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]); 1955 if (status != QLA_SUCCESS) { 1956 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_GET_ACB " 1957 "failed w/ status %04X\n", __func__, 1958 mbox_sts[0])); 1959 } 1960 return status; 1961 } 1962 1963 int qla4xxx_set_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, 1964 uint32_t *mbox_sts, dma_addr_t acb_dma) 1965 { 1966 int status = QLA_SUCCESS; 1967 1968 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 1969 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 1970 mbox_cmd[0] = MBOX_CMD_SET_ACB; 1971 mbox_cmd[1] = 0; /* Primary ACB */ 1972 mbox_cmd[2] = LSDW(acb_dma); 1973 mbox_cmd[3] = MSDW(acb_dma); 1974 mbox_cmd[4] = sizeof(struct addr_ctrl_blk); 1975 1976 status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]); 1977 if (status != QLA_SUCCESS) { 1978 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_SET_ACB " 1979 "failed w/ status %04X\n", __func__, 1980 mbox_sts[0])); 1981 } 1982 return status; 1983 } 1984 1985 int qla4xxx_set_param_ddbentry(struct scsi_qla_host *ha, 1986 struct ddb_entry *ddb_entry, 1987 struct iscsi_cls_conn *cls_conn, 1988 uint32_t *mbx_sts) 1989 { 1990 struct dev_db_entry *fw_ddb_entry; 1991 struct iscsi_conn *conn; 1992 struct iscsi_session *sess; 1993 struct qla_conn *qla_conn; 1994 struct sockaddr *dst_addr; 1995 dma_addr_t fw_ddb_entry_dma; 1996 int status = QLA_SUCCESS; 1997 int rval = 0; 1998 struct sockaddr_in *addr; 1999 struct sockaddr_in6 *addr6; 2000 char *ip; 2001 uint16_t iscsi_opts = 0; 2002 uint32_t options = 0; 2003 uint16_t idx, *ptid; 2004 2005 fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), 2006 &fw_ddb_entry_dma, GFP_KERNEL); 2007 if (!fw_ddb_entry) { 2008 DEBUG2(ql4_printk(KERN_ERR, ha, 2009 "%s: Unable to allocate dma buffer.\n", 2010 __func__)); 2011 rval = -ENOMEM; 2012 goto exit_set_param_no_free; 2013 } 2014 2015 conn = cls_conn->dd_data; 2016 qla_conn = conn->dd_data; 2017 sess = conn->session; 2018 dst_addr = (struct sockaddr *)&qla_conn->qla_ep->dst_addr; 2019 2020 if (dst_addr->sa_family == AF_INET6) 2021 options |= IPV6_DEFAULT_DDB_ENTRY; 2022 2023 status = qla4xxx_get_default_ddb(ha, options, fw_ddb_entry_dma); 2024 if (status == QLA_ERROR) { 2025 rval = -EINVAL; 2026 goto exit_set_param; 2027 } 2028 2029 ptid = (uint16_t *)&fw_ddb_entry->isid[1]; 2030 *ptid = cpu_to_le16((uint16_t)ddb_entry->sess->target_id); 2031 2032 DEBUG2(ql4_printk(KERN_INFO, ha, "ISID [%pmR]\n", fw_ddb_entry->isid)); 2033 2034 iscsi_opts = le16_to_cpu(fw_ddb_entry->iscsi_options); 2035 memset(fw_ddb_entry->iscsi_alias, 0, sizeof(fw_ddb_entry->iscsi_alias)); 2036 2037 memset(fw_ddb_entry->iscsi_name, 0, sizeof(fw_ddb_entry->iscsi_name)); 2038 2039 if (sess->targetname != NULL) { 2040 memcpy(fw_ddb_entry->iscsi_name, sess->targetname, 2041 min(strlen(sess->targetname), 2042 sizeof(fw_ddb_entry->iscsi_name))); 2043 } 2044 2045 memset(fw_ddb_entry->ip_addr, 0, sizeof(fw_ddb_entry->ip_addr)); 2046 memset(fw_ddb_entry->tgt_addr, 0, sizeof(fw_ddb_entry->tgt_addr)); 2047 2048 fw_ddb_entry->options = DDB_OPT_TARGET | DDB_OPT_AUTO_SENDTGTS_DISABLE; 2049 2050 if (dst_addr->sa_family == AF_INET) { 2051 addr = (struct sockaddr_in *)dst_addr; 2052 ip = (char *)&addr->sin_addr; 2053 memcpy(fw_ddb_entry->ip_addr, ip, IP_ADDR_LEN); 2054 fw_ddb_entry->port = cpu_to_le16(ntohs(addr->sin_port)); 2055 DEBUG2(ql4_printk(KERN_INFO, ha, 2056 "%s: Destination Address [%pI4]: index [%d]\n", 2057 __func__, fw_ddb_entry->ip_addr, 2058 ddb_entry->fw_ddb_index)); 2059 } else if (dst_addr->sa_family == AF_INET6) { 2060 addr6 = (struct sockaddr_in6 *)dst_addr; 2061 ip = (char *)&addr6->sin6_addr; 2062 memcpy(fw_ddb_entry->ip_addr, ip, IPv6_ADDR_LEN); 2063 fw_ddb_entry->port = cpu_to_le16(ntohs(addr6->sin6_port)); 2064 fw_ddb_entry->options |= DDB_OPT_IPV6_DEVICE; 2065 DEBUG2(ql4_printk(KERN_INFO, ha, 2066 "%s: Destination Address [%pI6]: index [%d]\n", 2067 __func__, fw_ddb_entry->ip_addr, 2068 ddb_entry->fw_ddb_index)); 2069 } else { 2070 ql4_printk(KERN_ERR, ha, 2071 "%s: Failed to get IP Address\n", 2072 __func__); 2073 rval = -EINVAL; 2074 goto exit_set_param; 2075 } 2076 2077 /* CHAP */ 2078 if (sess->username != NULL && sess->password != NULL) { 2079 if (strlen(sess->username) && strlen(sess->password)) { 2080 iscsi_opts |= BIT_7; 2081 2082 rval = qla4xxx_get_chap_index(ha, sess->username, 2083 sess->password, 2084 LOCAL_CHAP, &idx); 2085 if (rval) 2086 goto exit_set_param; 2087 2088 fw_ddb_entry->chap_tbl_idx = cpu_to_le16(idx); 2089 } 2090 } 2091 2092 if (sess->username_in != NULL && sess->password_in != NULL) { 2093 /* Check if BIDI CHAP */ 2094 if (strlen(sess->username_in) && strlen(sess->password_in)) { 2095 iscsi_opts |= BIT_4; 2096 2097 rval = qla4xxx_get_chap_index(ha, sess->username_in, 2098 sess->password_in, 2099 BIDI_CHAP, &idx); 2100 if (rval) 2101 goto exit_set_param; 2102 } 2103 } 2104 2105 if (sess->initial_r2t_en) 2106 iscsi_opts |= BIT_10; 2107 2108 if (sess->imm_data_en) 2109 iscsi_opts |= BIT_11; 2110 2111 fw_ddb_entry->iscsi_options = cpu_to_le16(iscsi_opts); 2112 2113 if (conn->max_recv_dlength) 2114 fw_ddb_entry->iscsi_max_rcv_data_seg_len = 2115 __constant_cpu_to_le16((conn->max_recv_dlength / BYTE_UNITS)); 2116 2117 if (sess->max_r2t) 2118 fw_ddb_entry->iscsi_max_outsnd_r2t = cpu_to_le16(sess->max_r2t); 2119 2120 if (sess->first_burst) 2121 fw_ddb_entry->iscsi_first_burst_len = 2122 __constant_cpu_to_le16((sess->first_burst / BYTE_UNITS)); 2123 2124 if (sess->max_burst) 2125 fw_ddb_entry->iscsi_max_burst_len = 2126 __constant_cpu_to_le16((sess->max_burst / BYTE_UNITS)); 2127 2128 if (sess->time2wait) 2129 fw_ddb_entry->iscsi_def_time2wait = 2130 cpu_to_le16(sess->time2wait); 2131 2132 if (sess->time2retain) 2133 fw_ddb_entry->iscsi_def_time2retain = 2134 cpu_to_le16(sess->time2retain); 2135 2136 status = qla4xxx_set_ddb_entry(ha, ddb_entry->fw_ddb_index, 2137 fw_ddb_entry_dma, mbx_sts); 2138 2139 if (status != QLA_SUCCESS) 2140 rval = -EINVAL; 2141 exit_set_param: 2142 dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), 2143 fw_ddb_entry, fw_ddb_entry_dma); 2144 exit_set_param_no_free: 2145 return rval; 2146 } 2147 2148 int qla4xxx_get_mgmt_data(struct scsi_qla_host *ha, uint16_t fw_ddb_index, 2149 uint16_t stats_size, dma_addr_t stats_dma) 2150 { 2151 int status = QLA_SUCCESS; 2152 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2153 uint32_t mbox_sts[MBOX_REG_COUNT]; 2154 2155 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 2156 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 2157 mbox_cmd[0] = MBOX_CMD_GET_MANAGEMENT_DATA; 2158 mbox_cmd[1] = fw_ddb_index; 2159 mbox_cmd[2] = LSDW(stats_dma); 2160 mbox_cmd[3] = MSDW(stats_dma); 2161 mbox_cmd[4] = stats_size; 2162 2163 status = qla4xxx_mailbox_command(ha, 5, 1, &mbox_cmd[0], &mbox_sts[0]); 2164 if (status != QLA_SUCCESS) { 2165 DEBUG2(ql4_printk(KERN_WARNING, ha, 2166 "%s: MBOX_CMD_GET_MANAGEMENT_DATA " 2167 "failed w/ status %04X\n", __func__, 2168 mbox_sts[0])); 2169 } 2170 return status; 2171 } 2172 2173 int qla4xxx_get_ip_state(struct scsi_qla_host *ha, uint32_t acb_idx, 2174 uint32_t ip_idx, uint32_t *sts) 2175 { 2176 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2177 uint32_t mbox_sts[MBOX_REG_COUNT]; 2178 int status = QLA_SUCCESS; 2179 2180 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2181 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2182 mbox_cmd[0] = MBOX_CMD_GET_IP_ADDR_STATE; 2183 mbox_cmd[1] = acb_idx; 2184 mbox_cmd[2] = ip_idx; 2185 2186 status = qla4xxx_mailbox_command(ha, 3, 8, &mbox_cmd[0], &mbox_sts[0]); 2187 if (status != QLA_SUCCESS) { 2188 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: " 2189 "MBOX_CMD_GET_IP_ADDR_STATE failed w/ " 2190 "status %04X\n", __func__, mbox_sts[0])); 2191 } 2192 memcpy(sts, mbox_sts, sizeof(mbox_sts)); 2193 return status; 2194 } 2195 2196 int qla4xxx_get_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma, 2197 uint32_t offset, uint32_t size) 2198 { 2199 int status = QLA_SUCCESS; 2200 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2201 uint32_t mbox_sts[MBOX_REG_COUNT]; 2202 2203 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2204 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2205 2206 mbox_cmd[0] = MBOX_CMD_GET_NVRAM; 2207 mbox_cmd[1] = LSDW(nvram_dma); 2208 mbox_cmd[2] = MSDW(nvram_dma); 2209 mbox_cmd[3] = offset; 2210 mbox_cmd[4] = size; 2211 2212 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 2213 &mbox_sts[0]); 2214 if (status != QLA_SUCCESS) { 2215 DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed " 2216 "status %04X\n", ha->host_no, __func__, 2217 mbox_sts[0])); 2218 } 2219 return status; 2220 } 2221 2222 int qla4xxx_set_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma, 2223 uint32_t offset, uint32_t size) 2224 { 2225 int status = QLA_SUCCESS; 2226 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2227 uint32_t mbox_sts[MBOX_REG_COUNT]; 2228 2229 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2230 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2231 2232 mbox_cmd[0] = MBOX_CMD_SET_NVRAM; 2233 mbox_cmd[1] = LSDW(nvram_dma); 2234 mbox_cmd[2] = MSDW(nvram_dma); 2235 mbox_cmd[3] = offset; 2236 mbox_cmd[4] = size; 2237 2238 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 2239 &mbox_sts[0]); 2240 if (status != QLA_SUCCESS) { 2241 DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed " 2242 "status %04X\n", ha->host_no, __func__, 2243 mbox_sts[0])); 2244 } 2245 return status; 2246 } 2247 2248 int qla4xxx_restore_factory_defaults(struct scsi_qla_host *ha, 2249 uint32_t region, uint32_t field0, 2250 uint32_t field1) 2251 { 2252 int status = QLA_SUCCESS; 2253 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2254 uint32_t mbox_sts[MBOX_REG_COUNT]; 2255 2256 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2257 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2258 2259 mbox_cmd[0] = MBOX_CMD_RESTORE_FACTORY_DEFAULTS; 2260 mbox_cmd[3] = region; 2261 mbox_cmd[4] = field0; 2262 mbox_cmd[5] = field1; 2263 2264 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 3, &mbox_cmd[0], 2265 &mbox_sts[0]); 2266 if (status != QLA_SUCCESS) { 2267 DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed " 2268 "status %04X\n", ha->host_no, __func__, 2269 mbox_sts[0])); 2270 } 2271 return status; 2272 } 2273 2274 /** 2275 * qla4_8xxx_set_param - set driver version in firmware. 2276 * @ha: Pointer to host adapter structure. 2277 * @param: Parameter to set i.e driver version 2278 **/ 2279 int qla4_8xxx_set_param(struct scsi_qla_host *ha, int param) 2280 { 2281 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2282 uint32_t mbox_sts[MBOX_REG_COUNT]; 2283 uint32_t status; 2284 2285 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2286 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2287 2288 mbox_cmd[0] = MBOX_CMD_SET_PARAM; 2289 if (param == SET_DRVR_VERSION) { 2290 mbox_cmd[1] = SET_DRVR_VERSION; 2291 strncpy((char *)&mbox_cmd[2], QLA4XXX_DRIVER_VERSION, 2292 MAX_DRVR_VER_LEN - 1); 2293 } else { 2294 ql4_printk(KERN_ERR, ha, "%s: invalid parameter 0x%x\n", 2295 __func__, param); 2296 status = QLA_ERROR; 2297 goto exit_set_param; 2298 } 2299 2300 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, mbox_cmd, 2301 mbox_sts); 2302 if (status == QLA_ERROR) 2303 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", 2304 __func__, mbox_sts[0]); 2305 2306 exit_set_param: 2307 return status; 2308 } 2309 2310 /** 2311 * qla4_83xx_post_idc_ack - post IDC ACK 2312 * @ha: Pointer to host adapter structure. 2313 * 2314 * Posts IDC ACK for IDC Request Notification AEN. 2315 **/ 2316 int qla4_83xx_post_idc_ack(struct scsi_qla_host *ha) 2317 { 2318 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2319 uint32_t mbox_sts[MBOX_REG_COUNT]; 2320 int status; 2321 2322 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2323 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2324 2325 mbox_cmd[0] = MBOX_CMD_IDC_ACK; 2326 mbox_cmd[1] = ha->idc_info.request_desc; 2327 mbox_cmd[2] = ha->idc_info.info1; 2328 mbox_cmd[3] = ha->idc_info.info2; 2329 mbox_cmd[4] = ha->idc_info.info3; 2330 2331 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 2332 mbox_cmd, mbox_sts); 2333 if (status == QLA_ERROR) 2334 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, 2335 mbox_sts[0]); 2336 else 2337 ql4_printk(KERN_INFO, ha, "%s: IDC ACK posted\n", __func__); 2338 2339 return status; 2340 } 2341 2342 int qla4_84xx_config_acb(struct scsi_qla_host *ha, int acb_config) 2343 { 2344 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2345 uint32_t mbox_sts[MBOX_REG_COUNT]; 2346 struct addr_ctrl_blk *acb = NULL; 2347 uint32_t acb_len = sizeof(struct addr_ctrl_blk); 2348 int rval = QLA_SUCCESS; 2349 dma_addr_t acb_dma; 2350 2351 acb = dma_alloc_coherent(&ha->pdev->dev, 2352 sizeof(struct addr_ctrl_blk), 2353 &acb_dma, GFP_KERNEL); 2354 if (!acb) { 2355 ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n", __func__); 2356 rval = QLA_ERROR; 2357 goto exit_config_acb; 2358 } 2359 memset(acb, 0, acb_len); 2360 2361 switch (acb_config) { 2362 case ACB_CONFIG_DISABLE: 2363 rval = qla4xxx_get_acb(ha, acb_dma, 0, acb_len); 2364 if (rval != QLA_SUCCESS) 2365 goto exit_free_acb; 2366 2367 rval = qla4xxx_disable_acb(ha); 2368 if (rval != QLA_SUCCESS) 2369 goto exit_free_acb; 2370 2371 if (!ha->saved_acb) 2372 ha->saved_acb = kzalloc(acb_len, GFP_KERNEL); 2373 2374 if (!ha->saved_acb) { 2375 ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n", 2376 __func__); 2377 rval = QLA_ERROR; 2378 goto exit_free_acb; 2379 } 2380 memcpy(ha->saved_acb, acb, acb_len); 2381 break; 2382 case ACB_CONFIG_SET: 2383 2384 if (!ha->saved_acb) { 2385 ql4_printk(KERN_ERR, ha, "%s: Can't set ACB, Saved ACB not available\n", 2386 __func__); 2387 rval = QLA_ERROR; 2388 goto exit_free_acb; 2389 } 2390 2391 memcpy(acb, ha->saved_acb, acb_len); 2392 2393 rval = qla4xxx_set_acb(ha, &mbox_cmd[0], &mbox_sts[0], acb_dma); 2394 if (rval != QLA_SUCCESS) 2395 goto exit_free_acb; 2396 2397 break; 2398 default: 2399 ql4_printk(KERN_ERR, ha, "%s: Invalid ACB Configuration\n", 2400 __func__); 2401 } 2402 2403 exit_free_acb: 2404 dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), acb, 2405 acb_dma); 2406 exit_config_acb: 2407 if ((acb_config == ACB_CONFIG_SET) && ha->saved_acb) { 2408 kfree(ha->saved_acb); 2409 ha->saved_acb = NULL; 2410 } 2411 DEBUG2(ql4_printk(KERN_INFO, ha, 2412 "%s %s\n", __func__, 2413 rval == QLA_SUCCESS ? "SUCCEEDED" : "FAILED")); 2414 return rval; 2415 } 2416 2417 int qla4_83xx_get_port_config(struct scsi_qla_host *ha, uint32_t *config) 2418 { 2419 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2420 uint32_t mbox_sts[MBOX_REG_COUNT]; 2421 int status; 2422 2423 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2424 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2425 2426 mbox_cmd[0] = MBOX_CMD_GET_PORT_CONFIG; 2427 2428 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 2429 mbox_cmd, mbox_sts); 2430 if (status == QLA_SUCCESS) 2431 *config = mbox_sts[1]; 2432 else 2433 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, 2434 mbox_sts[0]); 2435 2436 return status; 2437 } 2438 2439 int qla4_83xx_set_port_config(struct scsi_qla_host *ha, uint32_t *config) 2440 { 2441 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2442 uint32_t mbox_sts[MBOX_REG_COUNT]; 2443 int status; 2444 2445 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2446 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2447 2448 mbox_cmd[0] = MBOX_CMD_SET_PORT_CONFIG; 2449 mbox_cmd[1] = *config; 2450 2451 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 2452 mbox_cmd, mbox_sts); 2453 if (status != QLA_SUCCESS) 2454 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, 2455 mbox_sts[0]); 2456 2457 return status; 2458 } 2459