1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * QLogic iSCSI HBA Driver 4 * Copyright (c) 2003-2013 QLogic Corporation 5 */ 6 7 #include <linux/ctype.h> 8 #include "ql4_def.h" 9 #include "ql4_glbl.h" 10 #include "ql4_dbg.h" 11 #include "ql4_inline.h" 12 #include "ql4_version.h" 13 14 void qla4xxx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd, 15 int in_count) 16 { 17 int i; 18 19 /* Load all mailbox registers, except mailbox 0. */ 20 for (i = 1; i < in_count; i++) 21 writel(mbx_cmd[i], &ha->reg->mailbox[i]); 22 23 /* Wakeup firmware */ 24 writel(mbx_cmd[0], &ha->reg->mailbox[0]); 25 readl(&ha->reg->mailbox[0]); 26 writel(set_rmask(CSR_INTR_RISC), &ha->reg->ctrl_status); 27 readl(&ha->reg->ctrl_status); 28 } 29 30 void qla4xxx_process_mbox_intr(struct scsi_qla_host *ha, int out_count) 31 { 32 int intr_status; 33 34 intr_status = readl(&ha->reg->ctrl_status); 35 if (intr_status & INTR_PENDING) { 36 /* 37 * Service the interrupt. 38 * The ISR will save the mailbox status registers 39 * to a temporary storage location in the adapter structure. 40 */ 41 ha->mbox_status_count = out_count; 42 ha->isp_ops->interrupt_service_routine(ha, intr_status); 43 } 44 } 45 46 /** 47 * qla4xxx_is_intr_poll_mode - Are we allowed to poll for interrupts? 48 * @ha: Pointer to host adapter structure. 49 * returns: 1=polling mode, 0=non-polling mode 50 **/ 51 static int qla4xxx_is_intr_poll_mode(struct scsi_qla_host *ha) 52 { 53 int rval = 1; 54 55 if (is_qla8032(ha) || is_qla8042(ha)) { 56 if (test_bit(AF_IRQ_ATTACHED, &ha->flags) && 57 test_bit(AF_83XX_MBOX_INTR_ON, &ha->flags)) 58 rval = 0; 59 } else { 60 if (test_bit(AF_IRQ_ATTACHED, &ha->flags) && 61 test_bit(AF_INTERRUPTS_ON, &ha->flags) && 62 test_bit(AF_ONLINE, &ha->flags) && 63 !test_bit(AF_HA_REMOVAL, &ha->flags)) 64 rval = 0; 65 } 66 67 return rval; 68 } 69 70 /** 71 * qla4xxx_mailbox_command - issues mailbox commands 72 * @ha: Pointer to host adapter structure. 73 * @inCount: number of mailbox registers to load. 74 * @outCount: number of mailbox registers to return. 75 * @mbx_cmd: data pointer for mailbox in registers. 76 * @mbx_sts: data pointer for mailbox out registers. 77 * 78 * This routine issue mailbox commands and waits for completion. 79 * If outCount is 0, this routine completes successfully WITHOUT waiting 80 * for the mailbox command to complete. 81 **/ 82 int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, 83 uint8_t outCount, uint32_t *mbx_cmd, 84 uint32_t *mbx_sts) 85 { 86 int status = QLA_ERROR; 87 uint8_t i; 88 u_long wait_count; 89 unsigned long flags = 0; 90 uint32_t dev_state; 91 92 /* Make sure that pointers are valid */ 93 if (!mbx_cmd || !mbx_sts) { 94 DEBUG2(printk("scsi%ld: %s: Invalid mbx_cmd or mbx_sts " 95 "pointer\n", ha->host_no, __func__)); 96 return status; 97 } 98 99 if (is_qla40XX(ha)) { 100 if (test_bit(AF_HA_REMOVAL, &ha->flags)) { 101 DEBUG2(ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: " 102 "prematurely completing mbx cmd as " 103 "adapter removal detected\n", 104 ha->host_no, __func__)); 105 return status; 106 } 107 } 108 109 if ((is_aer_supported(ha)) && 110 (test_bit(AF_PCI_CHANNEL_IO_PERM_FAILURE, &ha->flags))) { 111 DEBUG2(printk(KERN_WARNING "scsi%ld: %s: Perm failure on EEH, " 112 "timeout MBX Exiting.\n", ha->host_no, __func__)); 113 return status; 114 } 115 116 /* Mailbox code active */ 117 wait_count = MBOX_TOV * 100; 118 119 while (wait_count--) { 120 mutex_lock(&ha->mbox_sem); 121 if (!test_bit(AF_MBOX_COMMAND, &ha->flags)) { 122 set_bit(AF_MBOX_COMMAND, &ha->flags); 123 mutex_unlock(&ha->mbox_sem); 124 break; 125 } 126 mutex_unlock(&ha->mbox_sem); 127 if (!wait_count) { 128 DEBUG2(printk("scsi%ld: %s: mbox_sem failed\n", 129 ha->host_no, __func__)); 130 return status; 131 } 132 msleep(10); 133 } 134 135 if (is_qla80XX(ha)) { 136 if (test_bit(AF_FW_RECOVERY, &ha->flags)) { 137 DEBUG2(ql4_printk(KERN_WARNING, ha, 138 "scsi%ld: %s: prematurely completing mbx cmd as firmware recovery detected\n", 139 ha->host_no, __func__)); 140 goto mbox_exit; 141 } 142 /* Do not send any mbx cmd if h/w is in failed state*/ 143 ha->isp_ops->idc_lock(ha); 144 dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE); 145 ha->isp_ops->idc_unlock(ha); 146 if (dev_state == QLA8XXX_DEV_FAILED) { 147 ql4_printk(KERN_WARNING, ha, 148 "scsi%ld: %s: H/W is in failed state, do not send any mailbox commands\n", 149 ha->host_no, __func__); 150 goto mbox_exit; 151 } 152 } 153 154 spin_lock_irqsave(&ha->hardware_lock, flags); 155 156 ha->mbox_status_count = outCount; 157 for (i = 0; i < outCount; i++) 158 ha->mbox_status[i] = 0; 159 160 /* Queue the mailbox command to the firmware */ 161 ha->isp_ops->queue_mailbox_command(ha, mbx_cmd, inCount); 162 163 spin_unlock_irqrestore(&ha->hardware_lock, flags); 164 165 /* Wait for completion */ 166 167 /* 168 * If we don't want status, don't wait for the mailbox command to 169 * complete. For example, MBOX_CMD_RESET_FW doesn't return status, 170 * you must poll the inbound Interrupt Mask for completion. 171 */ 172 if (outCount == 0) { 173 status = QLA_SUCCESS; 174 goto mbox_exit; 175 } 176 177 /* 178 * Wait for completion: Poll or completion queue 179 */ 180 if (qla4xxx_is_intr_poll_mode(ha)) { 181 /* Poll for command to complete */ 182 wait_count = jiffies + MBOX_TOV * HZ; 183 while (test_bit(AF_MBOX_COMMAND_DONE, &ha->flags) == 0) { 184 if (time_after_eq(jiffies, wait_count)) 185 break; 186 /* 187 * Service the interrupt. 188 * The ISR will save the mailbox status registers 189 * to a temporary storage location in the adapter 190 * structure. 191 */ 192 spin_lock_irqsave(&ha->hardware_lock, flags); 193 ha->isp_ops->process_mailbox_interrupt(ha, outCount); 194 spin_unlock_irqrestore(&ha->hardware_lock, flags); 195 msleep(10); 196 } 197 } else { 198 /* Do not poll for completion. Use completion queue */ 199 set_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags); 200 wait_for_completion_timeout(&ha->mbx_intr_comp, MBOX_TOV * HZ); 201 clear_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags); 202 } 203 204 /* Check for mailbox timeout. */ 205 if (!test_bit(AF_MBOX_COMMAND_DONE, &ha->flags)) { 206 if (is_qla80XX(ha) && 207 test_bit(AF_FW_RECOVERY, &ha->flags)) { 208 DEBUG2(ql4_printk(KERN_INFO, ha, 209 "scsi%ld: %s: prematurely completing mbx cmd as " 210 "firmware recovery detected\n", 211 ha->host_no, __func__)); 212 goto mbox_exit; 213 } 214 ql4_printk(KERN_WARNING, ha, "scsi%ld: Mailbox Cmd 0x%08X timed out, Scheduling Adapter Reset\n", 215 ha->host_no, mbx_cmd[0]); 216 ha->mailbox_timeout_count++; 217 mbx_sts[0] = (-1); 218 set_bit(DPC_RESET_HA, &ha->dpc_flags); 219 if (is_qla8022(ha)) { 220 ql4_printk(KERN_INFO, ha, 221 "disabling pause transmit on port 0 & 1.\n"); 222 qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98, 223 CRB_NIU_XG_PAUSE_CTL_P0 | 224 CRB_NIU_XG_PAUSE_CTL_P1); 225 } else if (is_qla8032(ha) || is_qla8042(ha)) { 226 ql4_printk(KERN_INFO, ha, " %s: disabling pause transmit on port 0 & 1.\n", 227 __func__); 228 qla4_83xx_disable_pause(ha); 229 } 230 goto mbox_exit; 231 } 232 233 /* 234 * Copy the mailbox out registers to the caller's mailbox in/out 235 * structure. 236 */ 237 spin_lock_irqsave(&ha->hardware_lock, flags); 238 for (i = 0; i < outCount; i++) 239 mbx_sts[i] = ha->mbox_status[i]; 240 241 /* Set return status and error flags (if applicable). */ 242 switch (ha->mbox_status[0]) { 243 case MBOX_STS_COMMAND_COMPLETE: 244 status = QLA_SUCCESS; 245 break; 246 247 case MBOX_STS_INTERMEDIATE_COMPLETION: 248 status = QLA_SUCCESS; 249 break; 250 251 case MBOX_STS_BUSY: 252 ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: Cmd = %08X, ISP BUSY\n", 253 ha->host_no, __func__, mbx_cmd[0]); 254 ha->mailbox_timeout_count++; 255 break; 256 257 default: 258 ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: FAILED, MBOX CMD = %08X, MBOX STS = %08X %08X %08X %08X %08X %08X %08X %08X\n", 259 ha->host_no, __func__, mbx_cmd[0], mbx_sts[0], 260 mbx_sts[1], mbx_sts[2], mbx_sts[3], mbx_sts[4], 261 mbx_sts[5], mbx_sts[6], mbx_sts[7]); 262 break; 263 } 264 spin_unlock_irqrestore(&ha->hardware_lock, flags); 265 266 mbox_exit: 267 mutex_lock(&ha->mbox_sem); 268 clear_bit(AF_MBOX_COMMAND, &ha->flags); 269 mutex_unlock(&ha->mbox_sem); 270 clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags); 271 272 return status; 273 } 274 275 /** 276 * qla4xxx_get_minidump_template - Get the firmware template 277 * @ha: Pointer to host adapter structure. 278 * @phys_addr: dma address for template 279 * 280 * Obtain the minidump template from firmware during initialization 281 * as it may not be available when minidump is desired. 282 **/ 283 int qla4xxx_get_minidump_template(struct scsi_qla_host *ha, 284 dma_addr_t phys_addr) 285 { 286 uint32_t mbox_cmd[MBOX_REG_COUNT]; 287 uint32_t mbox_sts[MBOX_REG_COUNT]; 288 int status; 289 290 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 291 memset(&mbox_sts, 0, sizeof(mbox_sts)); 292 293 mbox_cmd[0] = MBOX_CMD_MINIDUMP; 294 mbox_cmd[1] = MINIDUMP_GET_TMPLT_SUBCOMMAND; 295 mbox_cmd[2] = LSDW(phys_addr); 296 mbox_cmd[3] = MSDW(phys_addr); 297 mbox_cmd[4] = ha->fw_dump_tmplt_size; 298 mbox_cmd[5] = 0; 299 300 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], 301 &mbox_sts[0]); 302 if (status != QLA_SUCCESS) { 303 DEBUG2(ql4_printk(KERN_INFO, ha, 304 "scsi%ld: %s: Cmd = %08X, mbx[0] = 0x%04x, mbx[1] = 0x%04x\n", 305 ha->host_no, __func__, mbox_cmd[0], 306 mbox_sts[0], mbox_sts[1])); 307 } 308 return status; 309 } 310 311 /** 312 * qla4xxx_req_template_size - Get minidump template size from firmware. 313 * @ha: Pointer to host adapter structure. 314 **/ 315 int qla4xxx_req_template_size(struct scsi_qla_host *ha) 316 { 317 uint32_t mbox_cmd[MBOX_REG_COUNT]; 318 uint32_t mbox_sts[MBOX_REG_COUNT]; 319 int status; 320 321 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 322 memset(&mbox_sts, 0, sizeof(mbox_sts)); 323 324 mbox_cmd[0] = MBOX_CMD_MINIDUMP; 325 mbox_cmd[1] = MINIDUMP_GET_SIZE_SUBCOMMAND; 326 327 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 8, &mbox_cmd[0], 328 &mbox_sts[0]); 329 if (status == QLA_SUCCESS) { 330 ha->fw_dump_tmplt_size = mbox_sts[1]; 331 DEBUG2(ql4_printk(KERN_INFO, ha, 332 "%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", 333 __func__, mbox_sts[0], mbox_sts[1], 334 mbox_sts[2], mbox_sts[3], mbox_sts[4], 335 mbox_sts[5], mbox_sts[6], mbox_sts[7])); 336 if (ha->fw_dump_tmplt_size == 0) 337 status = QLA_ERROR; 338 } else { 339 ql4_printk(KERN_WARNING, ha, 340 "%s: Error sts[0]=0x%04x, mbx[1]=0x%04x\n", 341 __func__, mbox_sts[0], mbox_sts[1]); 342 status = QLA_ERROR; 343 } 344 345 return status; 346 } 347 348 void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha) 349 { 350 set_bit(AF_FW_RECOVERY, &ha->flags); 351 ql4_printk(KERN_INFO, ha, "scsi%ld: %s: set FW RECOVERY!\n", 352 ha->host_no, __func__); 353 354 if (test_bit(AF_MBOX_COMMAND, &ha->flags)) { 355 if (test_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags)) { 356 complete(&ha->mbx_intr_comp); 357 ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Due to fw " 358 "recovery, doing premature completion of " 359 "mbx cmd\n", ha->host_no, __func__); 360 361 } else { 362 set_bit(AF_MBOX_COMMAND_DONE, &ha->flags); 363 ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Due to fw " 364 "recovery, doing premature completion of " 365 "polling mbx cmd\n", ha->host_no, __func__); 366 } 367 } 368 } 369 370 static uint8_t 371 qla4xxx_set_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, 372 uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma) 373 { 374 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 375 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 376 377 if (is_qla8022(ha)) 378 qla4_82xx_wr_32(ha, ha->nx_db_wr_ptr, 0); 379 380 mbox_cmd[0] = MBOX_CMD_INITIALIZE_FIRMWARE; 381 mbox_cmd[1] = 0; 382 mbox_cmd[2] = LSDW(init_fw_cb_dma); 383 mbox_cmd[3] = MSDW(init_fw_cb_dma); 384 mbox_cmd[4] = sizeof(struct addr_ctrl_blk); 385 386 if (qla4xxx_mailbox_command(ha, 6, 6, mbox_cmd, mbox_sts) != 387 QLA_SUCCESS) { 388 DEBUG2(printk(KERN_WARNING "scsi%ld: %s: " 389 "MBOX_CMD_INITIALIZE_FIRMWARE" 390 " failed w/ status %04X\n", 391 ha->host_no, __func__, mbox_sts[0])); 392 return QLA_ERROR; 393 } 394 return QLA_SUCCESS; 395 } 396 397 uint8_t 398 qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, 399 uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma) 400 { 401 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 402 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 403 mbox_cmd[0] = MBOX_CMD_GET_INIT_FW_CTRL_BLOCK; 404 mbox_cmd[2] = LSDW(init_fw_cb_dma); 405 mbox_cmd[3] = MSDW(init_fw_cb_dma); 406 mbox_cmd[4] = sizeof(struct addr_ctrl_blk); 407 408 if (qla4xxx_mailbox_command(ha, 5, 5, mbox_cmd, mbox_sts) != 409 QLA_SUCCESS) { 410 DEBUG2(printk(KERN_WARNING "scsi%ld: %s: " 411 "MBOX_CMD_GET_INIT_FW_CTRL_BLOCK" 412 " failed w/ status %04X\n", 413 ha->host_no, __func__, mbox_sts[0])); 414 return QLA_ERROR; 415 } 416 return QLA_SUCCESS; 417 } 418 419 uint8_t qla4xxx_set_ipaddr_state(uint8_t fw_ipaddr_state) 420 { 421 uint8_t ipaddr_state; 422 423 switch (fw_ipaddr_state) { 424 case IP_ADDRSTATE_UNCONFIGURED: 425 ipaddr_state = ISCSI_IPDDRESS_STATE_UNCONFIGURED; 426 break; 427 case IP_ADDRSTATE_INVALID: 428 ipaddr_state = ISCSI_IPDDRESS_STATE_INVALID; 429 break; 430 case IP_ADDRSTATE_ACQUIRING: 431 ipaddr_state = ISCSI_IPDDRESS_STATE_ACQUIRING; 432 break; 433 case IP_ADDRSTATE_TENTATIVE: 434 ipaddr_state = ISCSI_IPDDRESS_STATE_TENTATIVE; 435 break; 436 case IP_ADDRSTATE_DEPRICATED: 437 ipaddr_state = ISCSI_IPDDRESS_STATE_DEPRECATED; 438 break; 439 case IP_ADDRSTATE_PREFERRED: 440 ipaddr_state = ISCSI_IPDDRESS_STATE_VALID; 441 break; 442 case IP_ADDRSTATE_DISABLING: 443 ipaddr_state = ISCSI_IPDDRESS_STATE_DISABLING; 444 break; 445 default: 446 ipaddr_state = ISCSI_IPDDRESS_STATE_UNCONFIGURED; 447 } 448 return ipaddr_state; 449 } 450 451 static void 452 qla4xxx_update_local_ip(struct scsi_qla_host *ha, 453 struct addr_ctrl_blk *init_fw_cb) 454 { 455 ha->ip_config.tcp_options = le16_to_cpu(init_fw_cb->ipv4_tcp_opts); 456 ha->ip_config.ipv4_options = le16_to_cpu(init_fw_cb->ipv4_ip_opts); 457 ha->ip_config.ipv4_addr_state = 458 qla4xxx_set_ipaddr_state(init_fw_cb->ipv4_addr_state); 459 ha->ip_config.eth_mtu_size = 460 le16_to_cpu(init_fw_cb->eth_mtu_size); 461 ha->ip_config.ipv4_port = le16_to_cpu(init_fw_cb->ipv4_port); 462 463 if (ha->acb_version == ACB_SUPPORTED) { 464 ha->ip_config.ipv6_options = le16_to_cpu(init_fw_cb->ipv6_opts); 465 ha->ip_config.ipv6_addl_options = 466 le16_to_cpu(init_fw_cb->ipv6_addtl_opts); 467 ha->ip_config.ipv6_tcp_options = 468 le16_to_cpu(init_fw_cb->ipv6_tcp_opts); 469 } 470 471 /* Save IPv4 Address Info */ 472 memcpy(ha->ip_config.ip_address, init_fw_cb->ipv4_addr, 473 min(sizeof(ha->ip_config.ip_address), 474 sizeof(init_fw_cb->ipv4_addr))); 475 memcpy(ha->ip_config.subnet_mask, init_fw_cb->ipv4_subnet, 476 min(sizeof(ha->ip_config.subnet_mask), 477 sizeof(init_fw_cb->ipv4_subnet))); 478 memcpy(ha->ip_config.gateway, init_fw_cb->ipv4_gw_addr, 479 min(sizeof(ha->ip_config.gateway), 480 sizeof(init_fw_cb->ipv4_gw_addr))); 481 482 ha->ip_config.ipv4_vlan_tag = be16_to_cpu(init_fw_cb->ipv4_vlan_tag); 483 ha->ip_config.control = init_fw_cb->control; 484 ha->ip_config.tcp_wsf = init_fw_cb->ipv4_tcp_wsf; 485 ha->ip_config.ipv4_tos = init_fw_cb->ipv4_tos; 486 ha->ip_config.ipv4_cache_id = init_fw_cb->ipv4_cacheid; 487 ha->ip_config.ipv4_alt_cid_len = init_fw_cb->ipv4_dhcp_alt_cid_len; 488 memcpy(ha->ip_config.ipv4_alt_cid, init_fw_cb->ipv4_dhcp_alt_cid, 489 min(sizeof(ha->ip_config.ipv4_alt_cid), 490 sizeof(init_fw_cb->ipv4_dhcp_alt_cid))); 491 ha->ip_config.ipv4_vid_len = init_fw_cb->ipv4_dhcp_vid_len; 492 memcpy(ha->ip_config.ipv4_vid, init_fw_cb->ipv4_dhcp_vid, 493 min(sizeof(ha->ip_config.ipv4_vid), 494 sizeof(init_fw_cb->ipv4_dhcp_vid))); 495 ha->ip_config.ipv4_ttl = init_fw_cb->ipv4_ttl; 496 ha->ip_config.def_timeout = le16_to_cpu(init_fw_cb->def_timeout); 497 ha->ip_config.abort_timer = init_fw_cb->abort_timer; 498 ha->ip_config.iscsi_options = le16_to_cpu(init_fw_cb->iscsi_opts); 499 ha->ip_config.iscsi_max_pdu_size = 500 le16_to_cpu(init_fw_cb->iscsi_max_pdu_size); 501 ha->ip_config.iscsi_first_burst_len = 502 le16_to_cpu(init_fw_cb->iscsi_fburst_len); 503 ha->ip_config.iscsi_max_outstnd_r2t = 504 le16_to_cpu(init_fw_cb->iscsi_max_outstnd_r2t); 505 ha->ip_config.iscsi_max_burst_len = 506 le16_to_cpu(init_fw_cb->iscsi_max_burst_len); 507 memcpy(ha->ip_config.iscsi_name, init_fw_cb->iscsi_name, 508 min(sizeof(ha->ip_config.iscsi_name), 509 sizeof(init_fw_cb->iscsi_name))); 510 511 if (is_ipv6_enabled(ha)) { 512 /* Save IPv6 Address */ 513 ha->ip_config.ipv6_link_local_state = 514 qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_lnk_lcl_addr_state); 515 ha->ip_config.ipv6_addr0_state = 516 qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_addr0_state); 517 ha->ip_config.ipv6_addr1_state = 518 qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_addr1_state); 519 520 switch (le16_to_cpu(init_fw_cb->ipv6_dflt_rtr_state)) { 521 case IPV6_RTRSTATE_UNKNOWN: 522 ha->ip_config.ipv6_default_router_state = 523 ISCSI_ROUTER_STATE_UNKNOWN; 524 break; 525 case IPV6_RTRSTATE_MANUAL: 526 ha->ip_config.ipv6_default_router_state = 527 ISCSI_ROUTER_STATE_MANUAL; 528 break; 529 case IPV6_RTRSTATE_ADVERTISED: 530 ha->ip_config.ipv6_default_router_state = 531 ISCSI_ROUTER_STATE_ADVERTISED; 532 break; 533 case IPV6_RTRSTATE_STALE: 534 ha->ip_config.ipv6_default_router_state = 535 ISCSI_ROUTER_STATE_STALE; 536 break; 537 default: 538 ha->ip_config.ipv6_default_router_state = 539 ISCSI_ROUTER_STATE_UNKNOWN; 540 } 541 542 ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[0] = 0xFE; 543 ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[1] = 0x80; 544 545 memcpy(&ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[8], 546 init_fw_cb->ipv6_if_id, 547 min(sizeof(ha->ip_config.ipv6_link_local_addr)/2, 548 sizeof(init_fw_cb->ipv6_if_id))); 549 memcpy(&ha->ip_config.ipv6_addr0, init_fw_cb->ipv6_addr0, 550 min(sizeof(ha->ip_config.ipv6_addr0), 551 sizeof(init_fw_cb->ipv6_addr0))); 552 memcpy(&ha->ip_config.ipv6_addr1, init_fw_cb->ipv6_addr1, 553 min(sizeof(ha->ip_config.ipv6_addr1), 554 sizeof(init_fw_cb->ipv6_addr1))); 555 memcpy(&ha->ip_config.ipv6_default_router_addr, 556 init_fw_cb->ipv6_dflt_rtr_addr, 557 min(sizeof(ha->ip_config.ipv6_default_router_addr), 558 sizeof(init_fw_cb->ipv6_dflt_rtr_addr))); 559 ha->ip_config.ipv6_vlan_tag = 560 be16_to_cpu(init_fw_cb->ipv6_vlan_tag); 561 ha->ip_config.ipv6_port = le16_to_cpu(init_fw_cb->ipv6_port); 562 ha->ip_config.ipv6_cache_id = init_fw_cb->ipv6_cache_id; 563 ha->ip_config.ipv6_flow_lbl = 564 le16_to_cpu(init_fw_cb->ipv6_flow_lbl); 565 ha->ip_config.ipv6_traffic_class = 566 init_fw_cb->ipv6_traffic_class; 567 ha->ip_config.ipv6_hop_limit = init_fw_cb->ipv6_hop_limit; 568 ha->ip_config.ipv6_nd_reach_time = 569 le32_to_cpu(init_fw_cb->ipv6_nd_reach_time); 570 ha->ip_config.ipv6_nd_rexmit_timer = 571 le32_to_cpu(init_fw_cb->ipv6_nd_rexmit_timer); 572 ha->ip_config.ipv6_nd_stale_timeout = 573 le32_to_cpu(init_fw_cb->ipv6_nd_stale_timeout); 574 ha->ip_config.ipv6_dup_addr_detect_count = 575 init_fw_cb->ipv6_dup_addr_detect_count; 576 ha->ip_config.ipv6_gw_advrt_mtu = 577 le32_to_cpu(init_fw_cb->ipv6_gw_advrt_mtu); 578 ha->ip_config.ipv6_tcp_wsf = init_fw_cb->ipv6_tcp_wsf; 579 } 580 } 581 582 uint8_t 583 qla4xxx_update_local_ifcb(struct scsi_qla_host *ha, 584 uint32_t *mbox_cmd, 585 uint32_t *mbox_sts, 586 struct addr_ctrl_blk *init_fw_cb, 587 dma_addr_t init_fw_cb_dma) 588 { 589 if (qla4xxx_get_ifcb(ha, mbox_cmd, mbox_sts, init_fw_cb_dma) 590 != QLA_SUCCESS) { 591 DEBUG2(printk(KERN_WARNING 592 "scsi%ld: %s: Failed to get init_fw_ctrl_blk\n", 593 ha->host_no, __func__)); 594 return QLA_ERROR; 595 } 596 597 DEBUG2(qla4xxx_dump_buffer(init_fw_cb, sizeof(struct addr_ctrl_blk))); 598 599 /* Save some info in adapter structure. */ 600 ha->acb_version = init_fw_cb->acb_version; 601 ha->firmware_options = le16_to_cpu(init_fw_cb->fw_options); 602 ha->heartbeat_interval = init_fw_cb->hb_interval; 603 memcpy(ha->name_string, init_fw_cb->iscsi_name, 604 min(sizeof(ha->name_string), 605 sizeof(init_fw_cb->iscsi_name))); 606 ha->def_timeout = le16_to_cpu(init_fw_cb->def_timeout); 607 /*memcpy(ha->alias, init_fw_cb->Alias, 608 min(sizeof(ha->alias), sizeof(init_fw_cb->Alias)));*/ 609 610 qla4xxx_update_local_ip(ha, init_fw_cb); 611 612 return QLA_SUCCESS; 613 } 614 615 /** 616 * qla4xxx_initialize_fw_cb - initializes firmware control block. 617 * @ha: Pointer to host adapter structure. 618 **/ 619 int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha) 620 { 621 struct addr_ctrl_blk *init_fw_cb; 622 dma_addr_t init_fw_cb_dma; 623 uint32_t mbox_cmd[MBOX_REG_COUNT]; 624 uint32_t mbox_sts[MBOX_REG_COUNT]; 625 int status = QLA_ERROR; 626 627 init_fw_cb = dma_alloc_coherent(&ha->pdev->dev, 628 sizeof(struct addr_ctrl_blk), 629 &init_fw_cb_dma, GFP_KERNEL); 630 if (init_fw_cb == NULL) { 631 DEBUG2(printk("scsi%ld: %s: Unable to alloc init_cb\n", 632 ha->host_no, __func__)); 633 goto exit_init_fw_cb_no_free; 634 } 635 636 /* Get Initialize Firmware Control Block. */ 637 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 638 memset(&mbox_sts, 0, sizeof(mbox_sts)); 639 640 if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) != 641 QLA_SUCCESS) { 642 goto exit_init_fw_cb; 643 } 644 645 /* Fill in the request and response queue information. */ 646 init_fw_cb->rqq_consumer_idx = cpu_to_le16(ha->request_out); 647 init_fw_cb->compq_producer_idx = cpu_to_le16(ha->response_in); 648 init_fw_cb->rqq_len = cpu_to_le16(REQUEST_QUEUE_DEPTH); 649 init_fw_cb->compq_len = cpu_to_le16(RESPONSE_QUEUE_DEPTH); 650 init_fw_cb->rqq_addr_lo = cpu_to_le32(LSDW(ha->request_dma)); 651 init_fw_cb->rqq_addr_hi = cpu_to_le32(MSDW(ha->request_dma)); 652 init_fw_cb->compq_addr_lo = cpu_to_le32(LSDW(ha->response_dma)); 653 init_fw_cb->compq_addr_hi = cpu_to_le32(MSDW(ha->response_dma)); 654 init_fw_cb->shdwreg_addr_lo = cpu_to_le32(LSDW(ha->shadow_regs_dma)); 655 init_fw_cb->shdwreg_addr_hi = cpu_to_le32(MSDW(ha->shadow_regs_dma)); 656 657 /* Set up required options. */ 658 init_fw_cb->fw_options |= 659 cpu_to_le16(FWOPT_SESSION_MODE | 660 FWOPT_INITIATOR_MODE); 661 662 if (is_qla80XX(ha)) 663 init_fw_cb->fw_options |= 664 cpu_to_le16(FWOPT_ENABLE_CRBDB); 665 666 init_fw_cb->fw_options &= cpu_to_le16(~FWOPT_TARGET_MODE); 667 668 init_fw_cb->add_fw_options = 0; 669 init_fw_cb->add_fw_options |= 670 cpu_to_le16(ADFWOPT_SERIALIZE_TASK_MGMT); 671 init_fw_cb->add_fw_options |= 672 cpu_to_le16(ADFWOPT_AUTOCONN_DISABLE); 673 674 if (qla4xxx_set_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) 675 != QLA_SUCCESS) { 676 DEBUG2(printk(KERN_WARNING 677 "scsi%ld: %s: Failed to set init_fw_ctrl_blk\n", 678 ha->host_no, __func__)); 679 goto exit_init_fw_cb; 680 } 681 682 if (qla4xxx_update_local_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], 683 init_fw_cb, init_fw_cb_dma) != QLA_SUCCESS) { 684 DEBUG2(printk("scsi%ld: %s: Failed to update local ifcb\n", 685 ha->host_no, __func__)); 686 goto exit_init_fw_cb; 687 } 688 status = QLA_SUCCESS; 689 690 exit_init_fw_cb: 691 dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), 692 init_fw_cb, init_fw_cb_dma); 693 exit_init_fw_cb_no_free: 694 return status; 695 } 696 697 /** 698 * qla4xxx_get_dhcp_ip_address - gets HBA ip address via DHCP 699 * @ha: Pointer to host adapter structure. 700 **/ 701 int qla4xxx_get_dhcp_ip_address(struct scsi_qla_host * ha) 702 { 703 struct addr_ctrl_blk *init_fw_cb; 704 dma_addr_t init_fw_cb_dma; 705 uint32_t mbox_cmd[MBOX_REG_COUNT]; 706 uint32_t mbox_sts[MBOX_REG_COUNT]; 707 708 init_fw_cb = dma_alloc_coherent(&ha->pdev->dev, 709 sizeof(struct addr_ctrl_blk), 710 &init_fw_cb_dma, GFP_KERNEL); 711 if (init_fw_cb == NULL) { 712 printk("scsi%ld: %s: Unable to alloc init_cb\n", ha->host_no, 713 __func__); 714 return QLA_ERROR; 715 } 716 717 /* Get Initialize Firmware Control Block. */ 718 if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) != 719 QLA_SUCCESS) { 720 DEBUG2(printk("scsi%ld: %s: Failed to get init_fw_ctrl_blk\n", 721 ha->host_no, __func__)); 722 dma_free_coherent(&ha->pdev->dev, 723 sizeof(struct addr_ctrl_blk), 724 init_fw_cb, init_fw_cb_dma); 725 return QLA_ERROR; 726 } 727 728 /* Save IP Address. */ 729 qla4xxx_update_local_ip(ha, init_fw_cb); 730 dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), 731 init_fw_cb, init_fw_cb_dma); 732 733 return QLA_SUCCESS; 734 } 735 736 /** 737 * qla4xxx_get_firmware_state - gets firmware state of HBA 738 * @ha: Pointer to host adapter structure. 739 **/ 740 int qla4xxx_get_firmware_state(struct scsi_qla_host * ha) 741 { 742 uint32_t mbox_cmd[MBOX_REG_COUNT]; 743 uint32_t mbox_sts[MBOX_REG_COUNT]; 744 745 /* Get firmware version */ 746 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 747 memset(&mbox_sts, 0, sizeof(mbox_sts)); 748 749 mbox_cmd[0] = MBOX_CMD_GET_FW_STATE; 750 751 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 4, &mbox_cmd[0], &mbox_sts[0]) != 752 QLA_SUCCESS) { 753 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_FW_STATE failed w/ " 754 "status %04X\n", ha->host_no, __func__, 755 mbox_sts[0])); 756 return QLA_ERROR; 757 } 758 ha->firmware_state = mbox_sts[1]; 759 ha->board_id = mbox_sts[2]; 760 ha->addl_fw_state = mbox_sts[3]; 761 DEBUG2(printk("scsi%ld: %s firmware_state=0x%x\n", 762 ha->host_no, __func__, ha->firmware_state);) 763 764 return QLA_SUCCESS; 765 } 766 767 /** 768 * qla4xxx_get_firmware_status - retrieves firmware status 769 * @ha: Pointer to host adapter structure. 770 **/ 771 int qla4xxx_get_firmware_status(struct scsi_qla_host * ha) 772 { 773 uint32_t mbox_cmd[MBOX_REG_COUNT]; 774 uint32_t mbox_sts[MBOX_REG_COUNT]; 775 776 /* Get firmware version */ 777 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 778 memset(&mbox_sts, 0, sizeof(mbox_sts)); 779 780 mbox_cmd[0] = MBOX_CMD_GET_FW_STATUS; 781 782 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 3, &mbox_cmd[0], &mbox_sts[0]) != 783 QLA_SUCCESS) { 784 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_FW_STATUS failed w/ " 785 "status %04X\n", ha->host_no, __func__, 786 mbox_sts[0])); 787 return QLA_ERROR; 788 } 789 790 /* High-water mark of IOCBs */ 791 ha->iocb_hiwat = mbox_sts[2]; 792 DEBUG2(ql4_printk(KERN_INFO, ha, 793 "%s: firmware IOCBs available = %d\n", __func__, 794 ha->iocb_hiwat)); 795 796 if (ha->iocb_hiwat > IOCB_HIWAT_CUSHION) 797 ha->iocb_hiwat -= IOCB_HIWAT_CUSHION; 798 799 /* Ideally, we should not enter this code, as the # of firmware 800 * IOCBs is hard-coded in the firmware. We set a default 801 * iocb_hiwat here just in case */ 802 if (ha->iocb_hiwat == 0) { 803 ha->iocb_hiwat = REQUEST_QUEUE_DEPTH / 4; 804 DEBUG2(ql4_printk(KERN_WARNING, ha, 805 "%s: Setting IOCB's to = %d\n", __func__, 806 ha->iocb_hiwat)); 807 } 808 809 return QLA_SUCCESS; 810 } 811 812 /* 813 * qla4xxx_get_fwddb_entry - retrieves firmware ddb entry 814 * @ha: Pointer to host adapter structure. 815 * @fw_ddb_index: Firmware's device database index 816 * @fw_ddb_entry: Pointer to firmware's device database entry structure 817 * @num_valid_ddb_entries: Pointer to number of valid ddb entries 818 * @next_ddb_index: Pointer to next valid device database index 819 * @fw_ddb_device_state: Pointer to device state 820 **/ 821 int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha, 822 uint16_t fw_ddb_index, 823 struct dev_db_entry *fw_ddb_entry, 824 dma_addr_t fw_ddb_entry_dma, 825 uint32_t *num_valid_ddb_entries, 826 uint32_t *next_ddb_index, 827 uint32_t *fw_ddb_device_state, 828 uint32_t *conn_err_detail, 829 uint16_t *tcp_source_port_num, 830 uint16_t *connection_id) 831 { 832 int status = QLA_ERROR; 833 uint16_t options; 834 uint32_t mbox_cmd[MBOX_REG_COUNT]; 835 uint32_t mbox_sts[MBOX_REG_COUNT]; 836 837 /* Make sure the device index is valid */ 838 if (fw_ddb_index >= MAX_DDB_ENTRIES) { 839 DEBUG2(printk("scsi%ld: %s: ddb [%d] out of range.\n", 840 ha->host_no, __func__, fw_ddb_index)); 841 goto exit_get_fwddb; 842 } 843 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 844 memset(&mbox_sts, 0, sizeof(mbox_sts)); 845 if (fw_ddb_entry) 846 memset(fw_ddb_entry, 0, sizeof(struct dev_db_entry)); 847 848 mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY; 849 mbox_cmd[1] = (uint32_t) fw_ddb_index; 850 mbox_cmd[2] = LSDW(fw_ddb_entry_dma); 851 mbox_cmd[3] = MSDW(fw_ddb_entry_dma); 852 mbox_cmd[4] = sizeof(struct dev_db_entry); 853 854 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 7, &mbox_cmd[0], &mbox_sts[0]) == 855 QLA_ERROR) { 856 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_DATABASE_ENTRY failed" 857 " with status 0x%04X\n", ha->host_no, __func__, 858 mbox_sts[0])); 859 goto exit_get_fwddb; 860 } 861 if (fw_ddb_index != mbox_sts[1]) { 862 DEBUG2(printk("scsi%ld: %s: ddb mismatch [%d] != [%d].\n", 863 ha->host_no, __func__, fw_ddb_index, 864 mbox_sts[1])); 865 goto exit_get_fwddb; 866 } 867 if (fw_ddb_entry) { 868 options = le16_to_cpu(fw_ddb_entry->options); 869 if (options & DDB_OPT_IPV6_DEVICE) { 870 ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d " 871 "Next %d State %04x ConnErr %08x %pI6 " 872 ":%04d \"%s\"\n", __func__, fw_ddb_index, 873 mbox_sts[0], mbox_sts[2], mbox_sts[3], 874 mbox_sts[4], mbox_sts[5], 875 fw_ddb_entry->ip_addr, 876 le16_to_cpu(fw_ddb_entry->port), 877 fw_ddb_entry->iscsi_name); 878 } else { 879 ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d " 880 "Next %d State %04x ConnErr %08x %pI4 " 881 ":%04d \"%s\"\n", __func__, fw_ddb_index, 882 mbox_sts[0], mbox_sts[2], mbox_sts[3], 883 mbox_sts[4], mbox_sts[5], 884 fw_ddb_entry->ip_addr, 885 le16_to_cpu(fw_ddb_entry->port), 886 fw_ddb_entry->iscsi_name); 887 } 888 } 889 if (num_valid_ddb_entries) 890 *num_valid_ddb_entries = mbox_sts[2]; 891 if (next_ddb_index) 892 *next_ddb_index = mbox_sts[3]; 893 if (fw_ddb_device_state) 894 *fw_ddb_device_state = mbox_sts[4]; 895 896 /* 897 * RA: This mailbox has been changed to pass connection error and 898 * details. Its true for ISP4010 as per Version E - Not sure when it 899 * was changed. Get the time2wait from the fw_dd_entry field : 900 * default_time2wait which we call it as minTime2Wait DEV_DB_ENTRY 901 * struct. 902 */ 903 if (conn_err_detail) 904 *conn_err_detail = mbox_sts[5]; 905 if (tcp_source_port_num) 906 *tcp_source_port_num = (uint16_t) (mbox_sts[6] >> 16); 907 if (connection_id) 908 *connection_id = (uint16_t) mbox_sts[6] & 0x00FF; 909 status = QLA_SUCCESS; 910 911 exit_get_fwddb: 912 return status; 913 } 914 915 int qla4xxx_conn_open(struct scsi_qla_host *ha, uint16_t fw_ddb_index) 916 { 917 uint32_t mbox_cmd[MBOX_REG_COUNT]; 918 uint32_t mbox_sts[MBOX_REG_COUNT]; 919 int status; 920 921 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 922 memset(&mbox_sts, 0, sizeof(mbox_sts)); 923 924 mbox_cmd[0] = MBOX_CMD_CONN_OPEN; 925 mbox_cmd[1] = fw_ddb_index; 926 927 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], 928 &mbox_sts[0]); 929 DEBUG2(ql4_printk(KERN_INFO, ha, 930 "%s: status = %d mbx0 = 0x%x mbx1 = 0x%x\n", 931 __func__, status, mbox_sts[0], mbox_sts[1])); 932 return status; 933 } 934 935 /** 936 * qla4xxx_set_ddb_entry - sets a ddb entry. 937 * @ha: Pointer to host adapter structure. 938 * @fw_ddb_index: Firmware's device database index 939 * @fw_ddb_entry_dma: dma address of ddb entry 940 * @mbx_sts: mailbox 0 to be returned or NULL 941 * 942 * This routine initializes or updates the adapter's device database 943 * entry for the specified device. 944 **/ 945 int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index, 946 dma_addr_t fw_ddb_entry_dma, uint32_t *mbx_sts) 947 { 948 uint32_t mbox_cmd[MBOX_REG_COUNT]; 949 uint32_t mbox_sts[MBOX_REG_COUNT]; 950 int status; 951 952 /* Do not wait for completion. The firmware will send us an 953 * ASTS_DATABASE_CHANGED (0x8014) to notify us of the login status. 954 */ 955 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 956 memset(&mbox_sts, 0, sizeof(mbox_sts)); 957 958 mbox_cmd[0] = MBOX_CMD_SET_DATABASE_ENTRY; 959 mbox_cmd[1] = (uint32_t) fw_ddb_index; 960 mbox_cmd[2] = LSDW(fw_ddb_entry_dma); 961 mbox_cmd[3] = MSDW(fw_ddb_entry_dma); 962 mbox_cmd[4] = sizeof(struct dev_db_entry); 963 964 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], 965 &mbox_sts[0]); 966 if (mbx_sts) 967 *mbx_sts = mbox_sts[0]; 968 DEBUG2(printk("scsi%ld: %s: status=%d mbx0=0x%x mbx4=0x%x\n", 969 ha->host_no, __func__, status, mbox_sts[0], mbox_sts[4]);) 970 971 return status; 972 } 973 974 int qla4xxx_session_logout_ddb(struct scsi_qla_host *ha, 975 struct ddb_entry *ddb_entry, int options) 976 { 977 int status; 978 uint32_t mbox_cmd[MBOX_REG_COUNT]; 979 uint32_t mbox_sts[MBOX_REG_COUNT]; 980 981 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 982 memset(&mbox_sts, 0, sizeof(mbox_sts)); 983 984 mbox_cmd[0] = MBOX_CMD_CONN_CLOSE_SESS_LOGOUT; 985 mbox_cmd[1] = ddb_entry->fw_ddb_index; 986 mbox_cmd[3] = options; 987 988 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], 989 &mbox_sts[0]); 990 if (status != QLA_SUCCESS) { 991 DEBUG2(ql4_printk(KERN_INFO, ha, 992 "%s: MBOX_CMD_CONN_CLOSE_SESS_LOGOUT " 993 "failed sts %04X %04X", __func__, 994 mbox_sts[0], mbox_sts[1])); 995 if ((mbox_sts[0] == MBOX_STS_COMMAND_ERROR) && 996 (mbox_sts[1] == DDB_NOT_LOGGED_IN)) { 997 set_bit(DDB_CONN_CLOSE_FAILURE, &ddb_entry->flags); 998 } 999 } 1000 1001 return status; 1002 } 1003 1004 /** 1005 * qla4xxx_get_crash_record - retrieves crash record. 1006 * @ha: Pointer to host adapter structure. 1007 * 1008 * This routine retrieves a crash record from the QLA4010 after an 8002h aen. 1009 **/ 1010 void qla4xxx_get_crash_record(struct scsi_qla_host * ha) 1011 { 1012 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1013 uint32_t mbox_sts[MBOX_REG_COUNT]; 1014 struct crash_record *crash_record = NULL; 1015 dma_addr_t crash_record_dma = 0; 1016 uint32_t crash_record_size = 0; 1017 1018 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1019 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1020 1021 /* Get size of crash record. */ 1022 mbox_cmd[0] = MBOX_CMD_GET_CRASH_RECORD; 1023 1024 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1025 QLA_SUCCESS) { 1026 DEBUG2(printk("scsi%ld: %s: ERROR: Unable to retrieve size!\n", 1027 ha->host_no, __func__)); 1028 goto exit_get_crash_record; 1029 } 1030 crash_record_size = mbox_sts[4]; 1031 if (crash_record_size == 0) { 1032 DEBUG2(printk("scsi%ld: %s: ERROR: Crash record size is 0!\n", 1033 ha->host_no, __func__)); 1034 goto exit_get_crash_record; 1035 } 1036 1037 /* Alloc Memory for Crash Record. */ 1038 crash_record = dma_alloc_coherent(&ha->pdev->dev, crash_record_size, 1039 &crash_record_dma, GFP_KERNEL); 1040 if (crash_record == NULL) 1041 goto exit_get_crash_record; 1042 1043 /* Get Crash Record. */ 1044 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1045 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1046 1047 mbox_cmd[0] = MBOX_CMD_GET_CRASH_RECORD; 1048 mbox_cmd[2] = LSDW(crash_record_dma); 1049 mbox_cmd[3] = MSDW(crash_record_dma); 1050 mbox_cmd[4] = crash_record_size; 1051 1052 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1053 QLA_SUCCESS) 1054 goto exit_get_crash_record; 1055 1056 /* Dump Crash Record. */ 1057 1058 exit_get_crash_record: 1059 if (crash_record) 1060 dma_free_coherent(&ha->pdev->dev, crash_record_size, 1061 crash_record, crash_record_dma); 1062 } 1063 1064 /** 1065 * qla4xxx_get_conn_event_log - retrieves connection event log 1066 * @ha: Pointer to host adapter structure. 1067 **/ 1068 void qla4xxx_get_conn_event_log(struct scsi_qla_host * ha) 1069 { 1070 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1071 uint32_t mbox_sts[MBOX_REG_COUNT]; 1072 struct conn_event_log_entry *event_log = NULL; 1073 dma_addr_t event_log_dma = 0; 1074 uint32_t event_log_size = 0; 1075 uint32_t num_valid_entries; 1076 uint32_t oldest_entry = 0; 1077 uint32_t max_event_log_entries; 1078 uint8_t i; 1079 1080 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1081 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1082 1083 /* Get size of crash record. */ 1084 mbox_cmd[0] = MBOX_CMD_GET_CONN_EVENT_LOG; 1085 1086 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1087 QLA_SUCCESS) 1088 goto exit_get_event_log; 1089 1090 event_log_size = mbox_sts[4]; 1091 if (event_log_size == 0) 1092 goto exit_get_event_log; 1093 1094 /* Alloc Memory for Crash Record. */ 1095 event_log = dma_alloc_coherent(&ha->pdev->dev, event_log_size, 1096 &event_log_dma, GFP_KERNEL); 1097 if (event_log == NULL) 1098 goto exit_get_event_log; 1099 1100 /* Get Crash Record. */ 1101 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1102 memset(&mbox_sts, 0, sizeof(mbox_cmd)); 1103 1104 mbox_cmd[0] = MBOX_CMD_GET_CONN_EVENT_LOG; 1105 mbox_cmd[2] = LSDW(event_log_dma); 1106 mbox_cmd[3] = MSDW(event_log_dma); 1107 1108 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) != 1109 QLA_SUCCESS) { 1110 DEBUG2(printk("scsi%ld: %s: ERROR: Unable to retrieve event " 1111 "log!\n", ha->host_no, __func__)); 1112 goto exit_get_event_log; 1113 } 1114 1115 /* Dump Event Log. */ 1116 num_valid_entries = mbox_sts[1]; 1117 1118 max_event_log_entries = event_log_size / 1119 sizeof(struct conn_event_log_entry); 1120 1121 if (num_valid_entries > max_event_log_entries) 1122 oldest_entry = num_valid_entries % max_event_log_entries; 1123 1124 DEBUG3(printk("scsi%ld: Connection Event Log Dump (%d entries):\n", 1125 ha->host_no, num_valid_entries)); 1126 1127 if (ql4xextended_error_logging == 3) { 1128 if (oldest_entry == 0) { 1129 /* Circular Buffer has not wrapped around */ 1130 for (i=0; i < num_valid_entries; i++) { 1131 qla4xxx_dump_buffer((uint8_t *)event_log+ 1132 (i*sizeof(*event_log)), 1133 sizeof(*event_log)); 1134 } 1135 } 1136 else { 1137 /* Circular Buffer has wrapped around - 1138 * display accordingly*/ 1139 for (i=oldest_entry; i < max_event_log_entries; i++) { 1140 qla4xxx_dump_buffer((uint8_t *)event_log+ 1141 (i*sizeof(*event_log)), 1142 sizeof(*event_log)); 1143 } 1144 for (i=0; i < oldest_entry; i++) { 1145 qla4xxx_dump_buffer((uint8_t *)event_log+ 1146 (i*sizeof(*event_log)), 1147 sizeof(*event_log)); 1148 } 1149 } 1150 } 1151 1152 exit_get_event_log: 1153 if (event_log) 1154 dma_free_coherent(&ha->pdev->dev, event_log_size, event_log, 1155 event_log_dma); 1156 } 1157 1158 /** 1159 * qla4xxx_abort_task - issues Abort Task 1160 * @ha: Pointer to host adapter structure. 1161 * @srb: Pointer to srb entry 1162 * 1163 * This routine performs a LUN RESET on the specified target/lun. 1164 * The caller must ensure that the ddb_entry and lun_entry pointers 1165 * are valid before calling this routine. 1166 **/ 1167 int qla4xxx_abort_task(struct scsi_qla_host *ha, struct srb *srb) 1168 { 1169 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1170 uint32_t mbox_sts[MBOX_REG_COUNT]; 1171 struct scsi_cmnd *cmd = srb->cmd; 1172 int status = QLA_SUCCESS; 1173 unsigned long flags = 0; 1174 uint32_t index; 1175 1176 /* 1177 * Send abort task command to ISP, so that the ISP will return 1178 * request with ABORT status 1179 */ 1180 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1181 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1182 1183 spin_lock_irqsave(&ha->hardware_lock, flags); 1184 index = (unsigned long)(unsigned char *)cmd->host_scribble; 1185 spin_unlock_irqrestore(&ha->hardware_lock, flags); 1186 1187 /* Firmware already posted completion on response queue */ 1188 if (index == MAX_SRBS) 1189 return status; 1190 1191 mbox_cmd[0] = MBOX_CMD_ABORT_TASK; 1192 mbox_cmd[1] = srb->ddb->fw_ddb_index; 1193 mbox_cmd[2] = index; 1194 /* Immediate Command Enable */ 1195 mbox_cmd[5] = 0x01; 1196 1197 qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], 1198 &mbox_sts[0]); 1199 if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE) { 1200 status = QLA_ERROR; 1201 1202 DEBUG2(printk(KERN_WARNING "scsi%ld:%d:%llu: abort task FAILED: " 1203 "mbx0=%04X, mb1=%04X, mb2=%04X, mb3=%04X, mb4=%04X\n", 1204 ha->host_no, cmd->device->id, cmd->device->lun, mbox_sts[0], 1205 mbox_sts[1], mbox_sts[2], mbox_sts[3], mbox_sts[4])); 1206 } 1207 1208 return status; 1209 } 1210 1211 /** 1212 * qla4xxx_reset_lun - issues LUN Reset 1213 * @ha: Pointer to host adapter structure. 1214 * @ddb_entry: Pointer to device database entry 1215 * @lun: lun number 1216 * 1217 * This routine performs a LUN RESET on the specified target/lun. 1218 * The caller must ensure that the ddb_entry and lun_entry pointers 1219 * are valid before calling this routine. 1220 **/ 1221 int qla4xxx_reset_lun(struct scsi_qla_host * ha, struct ddb_entry * ddb_entry, 1222 uint64_t lun) 1223 { 1224 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1225 uint32_t mbox_sts[MBOX_REG_COUNT]; 1226 uint32_t scsi_lun[2]; 1227 int status = QLA_SUCCESS; 1228 1229 DEBUG2(printk("scsi%ld:%d:%llu: lun reset issued\n", ha->host_no, 1230 ddb_entry->fw_ddb_index, lun)); 1231 1232 /* 1233 * Send lun reset command to ISP, so that the ISP will return all 1234 * outstanding requests with RESET status 1235 */ 1236 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1237 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1238 int_to_scsilun(lun, (struct scsi_lun *) scsi_lun); 1239 1240 mbox_cmd[0] = MBOX_CMD_LUN_RESET; 1241 mbox_cmd[1] = ddb_entry->fw_ddb_index; 1242 /* FW expects LUN bytes 0-3 in Incoming Mailbox 2 1243 * (LUN byte 0 is LSByte, byte 3 is MSByte) */ 1244 mbox_cmd[2] = cpu_to_le32(scsi_lun[0]); 1245 /* FW expects LUN bytes 4-7 in Incoming Mailbox 3 1246 * (LUN byte 4 is LSByte, byte 7 is MSByte) */ 1247 mbox_cmd[3] = cpu_to_le32(scsi_lun[1]); 1248 mbox_cmd[5] = 0x01; /* Immediate Command Enable */ 1249 1250 qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]); 1251 if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE && 1252 mbox_sts[0] != MBOX_STS_COMMAND_ERROR) 1253 status = QLA_ERROR; 1254 1255 return status; 1256 } 1257 1258 /** 1259 * qla4xxx_reset_target - issues target Reset 1260 * @ha: Pointer to host adapter structure. 1261 * @ddb_entry: Pointer to device database entry 1262 * 1263 * This routine performs a TARGET RESET on the specified target. 1264 * The caller must ensure that the ddb_entry pointers 1265 * are valid before calling this routine. 1266 **/ 1267 int qla4xxx_reset_target(struct scsi_qla_host *ha, 1268 struct ddb_entry *ddb_entry) 1269 { 1270 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1271 uint32_t mbox_sts[MBOX_REG_COUNT]; 1272 int status = QLA_SUCCESS; 1273 1274 DEBUG2(printk("scsi%ld:%d: target reset issued\n", ha->host_no, 1275 ddb_entry->fw_ddb_index)); 1276 1277 /* 1278 * Send target reset command to ISP, so that the ISP will return all 1279 * outstanding requests with RESET status 1280 */ 1281 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1282 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1283 1284 mbox_cmd[0] = MBOX_CMD_TARGET_WARM_RESET; 1285 mbox_cmd[1] = ddb_entry->fw_ddb_index; 1286 mbox_cmd[5] = 0x01; /* Immediate Command Enable */ 1287 1288 qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 1289 &mbox_sts[0]); 1290 if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE && 1291 mbox_sts[0] != MBOX_STS_COMMAND_ERROR) 1292 status = QLA_ERROR; 1293 1294 return status; 1295 } 1296 1297 int qla4xxx_get_flash(struct scsi_qla_host * ha, dma_addr_t dma_addr, 1298 uint32_t offset, uint32_t len) 1299 { 1300 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1301 uint32_t mbox_sts[MBOX_REG_COUNT]; 1302 1303 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1304 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1305 1306 mbox_cmd[0] = MBOX_CMD_READ_FLASH; 1307 mbox_cmd[1] = LSDW(dma_addr); 1308 mbox_cmd[2] = MSDW(dma_addr); 1309 mbox_cmd[3] = offset; 1310 mbox_cmd[4] = len; 1311 1312 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], &mbox_sts[0]) != 1313 QLA_SUCCESS) { 1314 DEBUG2(printk("scsi%ld: %s: MBOX_CMD_READ_FLASH, failed w/ " 1315 "status %04X %04X, offset %08x, len %08x\n", ha->host_no, 1316 __func__, mbox_sts[0], mbox_sts[1], offset, len)); 1317 return QLA_ERROR; 1318 } 1319 return QLA_SUCCESS; 1320 } 1321 1322 /** 1323 * qla4xxx_about_firmware - gets FW, iscsi draft and boot loader version 1324 * @ha: Pointer to host adapter structure. 1325 * 1326 * Retrieves the FW version, iSCSI draft version & bootloader version of HBA. 1327 * Mailboxes 2 & 3 may hold an address for data. Make sure that we write 0 to 1328 * those mailboxes, if unused. 1329 **/ 1330 int qla4xxx_about_firmware(struct scsi_qla_host *ha) 1331 { 1332 struct about_fw_info *about_fw = NULL; 1333 dma_addr_t about_fw_dma; 1334 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1335 uint32_t mbox_sts[MBOX_REG_COUNT]; 1336 int status = QLA_ERROR; 1337 1338 about_fw = dma_alloc_coherent(&ha->pdev->dev, 1339 sizeof(struct about_fw_info), 1340 &about_fw_dma, GFP_KERNEL); 1341 if (!about_fw) { 1342 DEBUG2(ql4_printk(KERN_ERR, ha, "%s: Unable to alloc memory " 1343 "for about_fw\n", __func__)); 1344 return status; 1345 } 1346 1347 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1348 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1349 1350 mbox_cmd[0] = MBOX_CMD_ABOUT_FW; 1351 mbox_cmd[2] = LSDW(about_fw_dma); 1352 mbox_cmd[3] = MSDW(about_fw_dma); 1353 mbox_cmd[4] = sizeof(struct about_fw_info); 1354 1355 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 1356 &mbox_cmd[0], &mbox_sts[0]); 1357 if (status != QLA_SUCCESS) { 1358 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_ABOUT_FW " 1359 "failed w/ status %04X\n", __func__, 1360 mbox_sts[0])); 1361 goto exit_about_fw; 1362 } 1363 1364 /* Save version information. */ 1365 ha->fw_info.fw_major = le16_to_cpu(about_fw->fw_major); 1366 ha->fw_info.fw_minor = le16_to_cpu(about_fw->fw_minor); 1367 ha->fw_info.fw_patch = le16_to_cpu(about_fw->fw_patch); 1368 ha->fw_info.fw_build = le16_to_cpu(about_fw->fw_build); 1369 memcpy(ha->fw_info.fw_build_date, about_fw->fw_build_date, 1370 sizeof(about_fw->fw_build_date)); 1371 memcpy(ha->fw_info.fw_build_time, about_fw->fw_build_time, 1372 sizeof(about_fw->fw_build_time)); 1373 strcpy((char *)ha->fw_info.fw_build_user, 1374 skip_spaces((char *)about_fw->fw_build_user)); 1375 ha->fw_info.fw_load_source = le16_to_cpu(about_fw->fw_load_source); 1376 ha->fw_info.iscsi_major = le16_to_cpu(about_fw->iscsi_major); 1377 ha->fw_info.iscsi_minor = le16_to_cpu(about_fw->iscsi_minor); 1378 ha->fw_info.bootload_major = le16_to_cpu(about_fw->bootload_major); 1379 ha->fw_info.bootload_minor = le16_to_cpu(about_fw->bootload_minor); 1380 ha->fw_info.bootload_patch = le16_to_cpu(about_fw->bootload_patch); 1381 ha->fw_info.bootload_build = le16_to_cpu(about_fw->bootload_build); 1382 strcpy((char *)ha->fw_info.extended_timestamp, 1383 skip_spaces((char *)about_fw->extended_timestamp)); 1384 1385 ha->fw_uptime_secs = le32_to_cpu(mbox_sts[5]); 1386 ha->fw_uptime_msecs = le32_to_cpu(mbox_sts[6]); 1387 status = QLA_SUCCESS; 1388 1389 exit_about_fw: 1390 dma_free_coherent(&ha->pdev->dev, sizeof(struct about_fw_info), 1391 about_fw, about_fw_dma); 1392 return status; 1393 } 1394 1395 int qla4xxx_get_default_ddb(struct scsi_qla_host *ha, uint32_t options, 1396 dma_addr_t dma_addr) 1397 { 1398 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1399 uint32_t mbox_sts[MBOX_REG_COUNT]; 1400 1401 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1402 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1403 1404 mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY_DEFAULTS; 1405 mbox_cmd[1] = options; 1406 mbox_cmd[2] = LSDW(dma_addr); 1407 mbox_cmd[3] = MSDW(dma_addr); 1408 1409 if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]) != 1410 QLA_SUCCESS) { 1411 DEBUG2(printk("scsi%ld: %s: failed status %04X\n", 1412 ha->host_no, __func__, mbox_sts[0])); 1413 return QLA_ERROR; 1414 } 1415 return QLA_SUCCESS; 1416 } 1417 1418 int qla4xxx_req_ddb_entry(struct scsi_qla_host *ha, uint32_t ddb_index, 1419 uint32_t *mbx_sts) 1420 { 1421 int status; 1422 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1423 uint32_t mbox_sts[MBOX_REG_COUNT]; 1424 1425 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1426 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1427 1428 mbox_cmd[0] = MBOX_CMD_REQUEST_DATABASE_ENTRY; 1429 mbox_cmd[1] = ddb_index; 1430 1431 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 1432 &mbox_sts[0]); 1433 if (status != QLA_SUCCESS) { 1434 DEBUG2(ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", 1435 __func__, mbox_sts[0])); 1436 } 1437 1438 *mbx_sts = mbox_sts[0]; 1439 return status; 1440 } 1441 1442 int qla4xxx_clear_ddb_entry(struct scsi_qla_host *ha, uint32_t ddb_index) 1443 { 1444 int status; 1445 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1446 uint32_t mbox_sts[MBOX_REG_COUNT]; 1447 1448 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1449 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1450 1451 mbox_cmd[0] = MBOX_CMD_CLEAR_DATABASE_ENTRY; 1452 mbox_cmd[1] = ddb_index; 1453 1454 status = qla4xxx_mailbox_command(ha, 2, 1, &mbox_cmd[0], 1455 &mbox_sts[0]); 1456 if (status != QLA_SUCCESS) { 1457 DEBUG2(ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", 1458 __func__, mbox_sts[0])); 1459 } 1460 1461 return status; 1462 } 1463 1464 int qla4xxx_set_flash(struct scsi_qla_host *ha, dma_addr_t dma_addr, 1465 uint32_t offset, uint32_t length, uint32_t options) 1466 { 1467 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1468 uint32_t mbox_sts[MBOX_REG_COUNT]; 1469 int status = QLA_SUCCESS; 1470 1471 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1472 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1473 1474 mbox_cmd[0] = MBOX_CMD_WRITE_FLASH; 1475 mbox_cmd[1] = LSDW(dma_addr); 1476 mbox_cmd[2] = MSDW(dma_addr); 1477 mbox_cmd[3] = offset; 1478 mbox_cmd[4] = length; 1479 mbox_cmd[5] = options; 1480 1481 status = qla4xxx_mailbox_command(ha, 6, 2, &mbox_cmd[0], &mbox_sts[0]); 1482 if (status != QLA_SUCCESS) { 1483 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_WRITE_FLASH " 1484 "failed w/ status %04X, mbx1 %04X\n", 1485 __func__, mbox_sts[0], mbox_sts[1])); 1486 } 1487 return status; 1488 } 1489 1490 int qla4xxx_bootdb_by_index(struct scsi_qla_host *ha, 1491 struct dev_db_entry *fw_ddb_entry, 1492 dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index) 1493 { 1494 uint32_t dev_db_start_offset = FLASH_OFFSET_DB_INFO; 1495 uint32_t dev_db_end_offset; 1496 int status = QLA_ERROR; 1497 1498 memset(fw_ddb_entry, 0, sizeof(*fw_ddb_entry)); 1499 1500 dev_db_start_offset += (ddb_index * sizeof(*fw_ddb_entry)); 1501 dev_db_end_offset = FLASH_OFFSET_DB_END; 1502 1503 if (dev_db_start_offset > dev_db_end_offset) { 1504 DEBUG2(ql4_printk(KERN_ERR, ha, 1505 "%s:Invalid DDB index %d", __func__, 1506 ddb_index)); 1507 goto exit_bootdb_failed; 1508 } 1509 1510 if (qla4xxx_get_flash(ha, fw_ddb_entry_dma, dev_db_start_offset, 1511 sizeof(*fw_ddb_entry)) != QLA_SUCCESS) { 1512 ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash" 1513 "failed\n", ha->host_no, __func__); 1514 goto exit_bootdb_failed; 1515 } 1516 1517 if (fw_ddb_entry->cookie == DDB_VALID_COOKIE) 1518 status = QLA_SUCCESS; 1519 1520 exit_bootdb_failed: 1521 return status; 1522 } 1523 1524 int qla4xxx_flashdb_by_index(struct scsi_qla_host *ha, 1525 struct dev_db_entry *fw_ddb_entry, 1526 dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index) 1527 { 1528 uint32_t dev_db_start_offset; 1529 uint32_t dev_db_end_offset; 1530 int status = QLA_ERROR; 1531 1532 memset(fw_ddb_entry, 0, sizeof(*fw_ddb_entry)); 1533 1534 if (is_qla40XX(ha)) { 1535 dev_db_start_offset = FLASH_OFFSET_DB_INFO; 1536 dev_db_end_offset = FLASH_OFFSET_DB_END; 1537 } else { 1538 dev_db_start_offset = FLASH_RAW_ACCESS_ADDR + 1539 (ha->hw.flt_region_ddb << 2); 1540 /* flt_ddb_size is DDB table size for both ports 1541 * so divide it by 2 to calculate the offset for second port 1542 */ 1543 if (ha->port_num == 1) 1544 dev_db_start_offset += (ha->hw.flt_ddb_size / 2); 1545 1546 dev_db_end_offset = dev_db_start_offset + 1547 (ha->hw.flt_ddb_size / 2); 1548 } 1549 1550 dev_db_start_offset += (ddb_index * sizeof(*fw_ddb_entry)); 1551 1552 if (dev_db_start_offset > dev_db_end_offset) { 1553 DEBUG2(ql4_printk(KERN_ERR, ha, 1554 "%s:Invalid DDB index %d", __func__, 1555 ddb_index)); 1556 goto exit_fdb_failed; 1557 } 1558 1559 if (qla4xxx_get_flash(ha, fw_ddb_entry_dma, dev_db_start_offset, 1560 sizeof(*fw_ddb_entry)) != QLA_SUCCESS) { 1561 ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash failed\n", 1562 ha->host_no, __func__); 1563 goto exit_fdb_failed; 1564 } 1565 1566 if (fw_ddb_entry->cookie == DDB_VALID_COOKIE) 1567 status = QLA_SUCCESS; 1568 1569 exit_fdb_failed: 1570 return status; 1571 } 1572 1573 int qla4xxx_get_chap(struct scsi_qla_host *ha, char *username, char *password, 1574 uint16_t idx) 1575 { 1576 int ret = 0; 1577 int rval = QLA_ERROR; 1578 uint32_t offset = 0, chap_size; 1579 struct ql4_chap_table *chap_table; 1580 dma_addr_t chap_dma; 1581 1582 chap_table = dma_pool_zalloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma); 1583 if (chap_table == NULL) 1584 return -ENOMEM; 1585 1586 chap_size = sizeof(struct ql4_chap_table); 1587 1588 if (is_qla40XX(ha)) 1589 offset = FLASH_CHAP_OFFSET | (idx * chap_size); 1590 else { 1591 offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2); 1592 /* flt_chap_size is CHAP table size for both ports 1593 * so divide it by 2 to calculate the offset for second port 1594 */ 1595 if (ha->port_num == 1) 1596 offset += (ha->hw.flt_chap_size / 2); 1597 offset += (idx * chap_size); 1598 } 1599 1600 rval = qla4xxx_get_flash(ha, chap_dma, offset, chap_size); 1601 if (rval != QLA_SUCCESS) { 1602 ret = -EINVAL; 1603 goto exit_get_chap; 1604 } 1605 1606 DEBUG2(ql4_printk(KERN_INFO, ha, "Chap Cookie: x%x\n", 1607 __le16_to_cpu(chap_table->cookie))); 1608 1609 if (__le16_to_cpu(chap_table->cookie) != CHAP_VALID_COOKIE) { 1610 ql4_printk(KERN_ERR, ha, "No valid chap entry found\n"); 1611 goto exit_get_chap; 1612 } 1613 1614 strscpy(password, chap_table->secret, QL4_CHAP_MAX_SECRET_LEN); 1615 strscpy(username, chap_table->name, QL4_CHAP_MAX_NAME_LEN); 1616 chap_table->cookie = cpu_to_le16(CHAP_VALID_COOKIE); 1617 1618 exit_get_chap: 1619 dma_pool_free(ha->chap_dma_pool, chap_table, chap_dma); 1620 return ret; 1621 } 1622 1623 /** 1624 * qla4xxx_set_chap - Make a chap entry at the given index 1625 * @ha: pointer to adapter structure 1626 * @username: CHAP username to set 1627 * @password: CHAP password to set 1628 * @idx: CHAP index at which to make the entry 1629 * @bidi: type of chap entry (chap_in or chap_out) 1630 * 1631 * Create chap entry at the given index with the information provided. 1632 * 1633 * Note: Caller should acquire the chap lock before getting here. 1634 **/ 1635 int qla4xxx_set_chap(struct scsi_qla_host *ha, char *username, char *password, 1636 uint16_t idx, int bidi) 1637 { 1638 int ret = 0; 1639 int rval = QLA_ERROR; 1640 uint32_t offset = 0; 1641 struct ql4_chap_table *chap_table; 1642 uint32_t chap_size = 0; 1643 dma_addr_t chap_dma; 1644 1645 chap_table = dma_pool_zalloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma); 1646 if (chap_table == NULL) { 1647 ret = -ENOMEM; 1648 goto exit_set_chap; 1649 } 1650 1651 if (bidi) 1652 chap_table->flags |= BIT_6; /* peer */ 1653 else 1654 chap_table->flags |= BIT_7; /* local */ 1655 chap_table->secret_len = strlen(password); 1656 strncpy(chap_table->secret, password, MAX_CHAP_SECRET_LEN - 1); 1657 strncpy(chap_table->name, username, MAX_CHAP_NAME_LEN - 1); 1658 chap_table->cookie = cpu_to_le16(CHAP_VALID_COOKIE); 1659 1660 if (is_qla40XX(ha)) { 1661 chap_size = MAX_CHAP_ENTRIES_40XX * sizeof(*chap_table); 1662 offset = FLASH_CHAP_OFFSET; 1663 } else { /* Single region contains CHAP info for both ports which is 1664 * divided into half for each port. 1665 */ 1666 chap_size = ha->hw.flt_chap_size / 2; 1667 offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2); 1668 if (ha->port_num == 1) 1669 offset += chap_size; 1670 } 1671 1672 offset += (idx * sizeof(struct ql4_chap_table)); 1673 rval = qla4xxx_set_flash(ha, chap_dma, offset, 1674 sizeof(struct ql4_chap_table), 1675 FLASH_OPT_RMW_COMMIT); 1676 1677 if (rval == QLA_SUCCESS && ha->chap_list) { 1678 /* Update ha chap_list cache */ 1679 memcpy((struct ql4_chap_table *)ha->chap_list + idx, 1680 chap_table, sizeof(struct ql4_chap_table)); 1681 } 1682 dma_pool_free(ha->chap_dma_pool, chap_table, chap_dma); 1683 if (rval != QLA_SUCCESS) 1684 ret = -EINVAL; 1685 1686 exit_set_chap: 1687 return ret; 1688 } 1689 1690 1691 int qla4xxx_get_uni_chap_at_index(struct scsi_qla_host *ha, char *username, 1692 char *password, uint16_t chap_index) 1693 { 1694 int rval = QLA_ERROR; 1695 struct ql4_chap_table *chap_table = NULL; 1696 int max_chap_entries; 1697 1698 if (!ha->chap_list) { 1699 ql4_printk(KERN_ERR, ha, "Do not have CHAP table cache\n"); 1700 rval = QLA_ERROR; 1701 goto exit_uni_chap; 1702 } 1703 1704 if (!username || !password) { 1705 ql4_printk(KERN_ERR, ha, "No memory for username & secret\n"); 1706 rval = QLA_ERROR; 1707 goto exit_uni_chap; 1708 } 1709 1710 if (is_qla80XX(ha)) 1711 max_chap_entries = (ha->hw.flt_chap_size / 2) / 1712 sizeof(struct ql4_chap_table); 1713 else 1714 max_chap_entries = MAX_CHAP_ENTRIES_40XX; 1715 1716 if (chap_index > max_chap_entries) { 1717 ql4_printk(KERN_ERR, ha, "Invalid Chap index\n"); 1718 rval = QLA_ERROR; 1719 goto exit_uni_chap; 1720 } 1721 1722 mutex_lock(&ha->chap_sem); 1723 chap_table = (struct ql4_chap_table *)ha->chap_list + chap_index; 1724 if (chap_table->cookie != cpu_to_le16(CHAP_VALID_COOKIE)) { 1725 rval = QLA_ERROR; 1726 goto exit_unlock_uni_chap; 1727 } 1728 1729 if (!(chap_table->flags & BIT_7)) { 1730 ql4_printk(KERN_ERR, ha, "Unidirectional entry not set\n"); 1731 rval = QLA_ERROR; 1732 goto exit_unlock_uni_chap; 1733 } 1734 1735 strscpy(password, chap_table->secret, MAX_CHAP_SECRET_LEN); 1736 strscpy(username, chap_table->name, MAX_CHAP_NAME_LEN); 1737 1738 rval = QLA_SUCCESS; 1739 1740 exit_unlock_uni_chap: 1741 mutex_unlock(&ha->chap_sem); 1742 exit_uni_chap: 1743 return rval; 1744 } 1745 1746 /** 1747 * qla4xxx_get_chap_index - Get chap index given username and secret 1748 * @ha: pointer to adapter structure 1749 * @username: CHAP username to be searched 1750 * @password: CHAP password to be searched 1751 * @bidi: Is this a BIDI CHAP 1752 * @chap_index: CHAP index to be returned 1753 * 1754 * Match the username and password in the chap_list, return the index if a 1755 * match is found. If a match is not found then add the entry in FLASH and 1756 * return the index at which entry is written in the FLASH. 1757 **/ 1758 int qla4xxx_get_chap_index(struct scsi_qla_host *ha, char *username, 1759 char *password, int bidi, uint16_t *chap_index) 1760 { 1761 int i, rval; 1762 int free_index = -1; 1763 int found_index = 0; 1764 int max_chap_entries = 0; 1765 struct ql4_chap_table *chap_table; 1766 1767 if (is_qla80XX(ha)) 1768 max_chap_entries = (ha->hw.flt_chap_size / 2) / 1769 sizeof(struct ql4_chap_table); 1770 else 1771 max_chap_entries = MAX_CHAP_ENTRIES_40XX; 1772 1773 if (!ha->chap_list) { 1774 ql4_printk(KERN_ERR, ha, "Do not have CHAP table cache\n"); 1775 return QLA_ERROR; 1776 } 1777 1778 if (!username || !password) { 1779 ql4_printk(KERN_ERR, ha, "Do not have username and psw\n"); 1780 return QLA_ERROR; 1781 } 1782 1783 mutex_lock(&ha->chap_sem); 1784 for (i = 0; i < max_chap_entries; i++) { 1785 chap_table = (struct ql4_chap_table *)ha->chap_list + i; 1786 if (chap_table->cookie != 1787 cpu_to_le16(CHAP_VALID_COOKIE)) { 1788 if (i > MAX_RESRV_CHAP_IDX && free_index == -1) 1789 free_index = i; 1790 continue; 1791 } 1792 if (bidi) { 1793 if (chap_table->flags & BIT_7) 1794 continue; 1795 } else { 1796 if (chap_table->flags & BIT_6) 1797 continue; 1798 } 1799 if (!strncmp(chap_table->secret, password, 1800 MAX_CHAP_SECRET_LEN) && 1801 !strncmp(chap_table->name, username, 1802 MAX_CHAP_NAME_LEN)) { 1803 *chap_index = i; 1804 found_index = 1; 1805 break; 1806 } 1807 } 1808 1809 /* If chap entry is not present and a free index is available then 1810 * write the entry in flash 1811 */ 1812 if (!found_index && free_index != -1) { 1813 rval = qla4xxx_set_chap(ha, username, password, 1814 free_index, bidi); 1815 if (!rval) { 1816 *chap_index = free_index; 1817 found_index = 1; 1818 } 1819 } 1820 1821 mutex_unlock(&ha->chap_sem); 1822 1823 if (found_index) 1824 return QLA_SUCCESS; 1825 return QLA_ERROR; 1826 } 1827 1828 int qla4xxx_conn_close_sess_logout(struct scsi_qla_host *ha, 1829 uint16_t fw_ddb_index, 1830 uint16_t connection_id, 1831 uint16_t option) 1832 { 1833 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1834 uint32_t mbox_sts[MBOX_REG_COUNT]; 1835 int status = QLA_SUCCESS; 1836 1837 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1838 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1839 1840 mbox_cmd[0] = MBOX_CMD_CONN_CLOSE_SESS_LOGOUT; 1841 mbox_cmd[1] = fw_ddb_index; 1842 mbox_cmd[2] = connection_id; 1843 mbox_cmd[3] = option; 1844 1845 status = qla4xxx_mailbox_command(ha, 4, 2, &mbox_cmd[0], &mbox_sts[0]); 1846 if (status != QLA_SUCCESS) { 1847 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_CONN_CLOSE " 1848 "option %04x failed w/ status %04X %04X\n", 1849 __func__, option, mbox_sts[0], mbox_sts[1])); 1850 } 1851 return status; 1852 } 1853 1854 /** 1855 * qla4_84xx_extend_idc_tmo - Extend IDC Timeout. 1856 * @ha: Pointer to host adapter structure. 1857 * @ext_tmo: idc timeout value 1858 * 1859 * Requests firmware to extend the idc timeout value. 1860 **/ 1861 static int qla4_84xx_extend_idc_tmo(struct scsi_qla_host *ha, uint32_t ext_tmo) 1862 { 1863 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1864 uint32_t mbox_sts[MBOX_REG_COUNT]; 1865 int status; 1866 1867 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1868 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1869 ext_tmo &= 0xf; 1870 1871 mbox_cmd[0] = MBOX_CMD_IDC_TIME_EXTEND; 1872 mbox_cmd[1] = ((ha->idc_info.request_desc & 0xfffff0ff) | 1873 (ext_tmo << 8)); /* new timeout */ 1874 mbox_cmd[2] = ha->idc_info.info1; 1875 mbox_cmd[3] = ha->idc_info.info2; 1876 mbox_cmd[4] = ha->idc_info.info3; 1877 1878 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 1879 mbox_cmd, mbox_sts); 1880 if (status != QLA_SUCCESS) { 1881 DEBUG2(ql4_printk(KERN_INFO, ha, 1882 "scsi%ld: %s: failed status %04X\n", 1883 ha->host_no, __func__, mbox_sts[0])); 1884 return QLA_ERROR; 1885 } else { 1886 ql4_printk(KERN_INFO, ha, "%s: IDC timeout extended by %d secs\n", 1887 __func__, ext_tmo); 1888 } 1889 1890 return QLA_SUCCESS; 1891 } 1892 1893 int qla4xxx_disable_acb(struct scsi_qla_host *ha) 1894 { 1895 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1896 uint32_t mbox_sts[MBOX_REG_COUNT]; 1897 int status = QLA_SUCCESS; 1898 1899 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1900 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1901 1902 mbox_cmd[0] = MBOX_CMD_DISABLE_ACB; 1903 1904 status = qla4xxx_mailbox_command(ha, 8, 5, &mbox_cmd[0], &mbox_sts[0]); 1905 if (status != QLA_SUCCESS) { 1906 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_DISABLE_ACB " 1907 "failed w/ status %04X %04X %04X", __func__, 1908 mbox_sts[0], mbox_sts[1], mbox_sts[2])); 1909 } else { 1910 if (is_qla8042(ha) && 1911 test_bit(DPC_POST_IDC_ACK, &ha->dpc_flags) && 1912 (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE)) { 1913 /* 1914 * Disable ACB mailbox command takes time to complete 1915 * based on the total number of targets connected. 1916 * For 512 targets, it took approximately 5 secs to 1917 * complete. Setting the timeout value to 8, with the 3 1918 * secs buffer. 1919 */ 1920 qla4_84xx_extend_idc_tmo(ha, IDC_EXTEND_TOV); 1921 if (!wait_for_completion_timeout(&ha->disable_acb_comp, 1922 IDC_EXTEND_TOV * HZ)) { 1923 ql4_printk(KERN_WARNING, ha, "%s: Disable ACB Completion not received\n", 1924 __func__); 1925 } 1926 } 1927 } 1928 return status; 1929 } 1930 1931 int qla4xxx_get_acb(struct scsi_qla_host *ha, dma_addr_t acb_dma, 1932 uint32_t acb_type, uint32_t len) 1933 { 1934 uint32_t mbox_cmd[MBOX_REG_COUNT]; 1935 uint32_t mbox_sts[MBOX_REG_COUNT]; 1936 int status = QLA_SUCCESS; 1937 1938 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 1939 memset(&mbox_sts, 0, sizeof(mbox_sts)); 1940 1941 mbox_cmd[0] = MBOX_CMD_GET_ACB; 1942 mbox_cmd[1] = acb_type; 1943 mbox_cmd[2] = LSDW(acb_dma); 1944 mbox_cmd[3] = MSDW(acb_dma); 1945 mbox_cmd[4] = len; 1946 1947 status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]); 1948 if (status != QLA_SUCCESS) { 1949 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_GET_ACB " 1950 "failed w/ status %04X\n", __func__, 1951 mbox_sts[0])); 1952 } 1953 return status; 1954 } 1955 1956 int qla4xxx_set_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, 1957 uint32_t *mbox_sts, dma_addr_t acb_dma) 1958 { 1959 int status = QLA_SUCCESS; 1960 1961 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 1962 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 1963 mbox_cmd[0] = MBOX_CMD_SET_ACB; 1964 mbox_cmd[1] = 0; /* Primary ACB */ 1965 mbox_cmd[2] = LSDW(acb_dma); 1966 mbox_cmd[3] = MSDW(acb_dma); 1967 mbox_cmd[4] = sizeof(struct addr_ctrl_blk); 1968 1969 status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]); 1970 if (status != QLA_SUCCESS) { 1971 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_SET_ACB " 1972 "failed w/ status %04X\n", __func__, 1973 mbox_sts[0])); 1974 } 1975 return status; 1976 } 1977 1978 int qla4xxx_set_param_ddbentry(struct scsi_qla_host *ha, 1979 struct ddb_entry *ddb_entry, 1980 struct iscsi_cls_conn *cls_conn, 1981 uint32_t *mbx_sts) 1982 { 1983 struct dev_db_entry *fw_ddb_entry; 1984 struct iscsi_conn *conn; 1985 struct iscsi_session *sess; 1986 struct qla_conn *qla_conn; 1987 struct sockaddr *dst_addr; 1988 dma_addr_t fw_ddb_entry_dma; 1989 int status = QLA_SUCCESS; 1990 int rval = 0; 1991 struct sockaddr_in *addr; 1992 struct sockaddr_in6 *addr6; 1993 char *ip; 1994 uint16_t iscsi_opts = 0; 1995 uint32_t options = 0; 1996 uint16_t idx, *ptid; 1997 1998 fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), 1999 &fw_ddb_entry_dma, GFP_KERNEL); 2000 if (!fw_ddb_entry) { 2001 DEBUG2(ql4_printk(KERN_ERR, ha, 2002 "%s: Unable to allocate dma buffer.\n", 2003 __func__)); 2004 rval = -ENOMEM; 2005 goto exit_set_param_no_free; 2006 } 2007 2008 conn = cls_conn->dd_data; 2009 qla_conn = conn->dd_data; 2010 sess = conn->session; 2011 dst_addr = (struct sockaddr *)&qla_conn->qla_ep->dst_addr; 2012 2013 if (dst_addr->sa_family == AF_INET6) 2014 options |= IPV6_DEFAULT_DDB_ENTRY; 2015 2016 status = qla4xxx_get_default_ddb(ha, options, fw_ddb_entry_dma); 2017 if (status == QLA_ERROR) { 2018 rval = -EINVAL; 2019 goto exit_set_param; 2020 } 2021 2022 ptid = (uint16_t *)&fw_ddb_entry->isid[1]; 2023 *ptid = cpu_to_le16((uint16_t)ddb_entry->sess->target_id); 2024 2025 DEBUG2(ql4_printk(KERN_INFO, ha, "ISID [%pmR]\n", fw_ddb_entry->isid)); 2026 2027 iscsi_opts = le16_to_cpu(fw_ddb_entry->iscsi_options); 2028 memset(fw_ddb_entry->iscsi_alias, 0, sizeof(fw_ddb_entry->iscsi_alias)); 2029 2030 memset(fw_ddb_entry->iscsi_name, 0, sizeof(fw_ddb_entry->iscsi_name)); 2031 2032 if (sess->targetname != NULL) { 2033 memcpy(fw_ddb_entry->iscsi_name, sess->targetname, 2034 min(strlen(sess->targetname), 2035 sizeof(fw_ddb_entry->iscsi_name))); 2036 } 2037 2038 memset(fw_ddb_entry->ip_addr, 0, sizeof(fw_ddb_entry->ip_addr)); 2039 memset(fw_ddb_entry->tgt_addr, 0, sizeof(fw_ddb_entry->tgt_addr)); 2040 2041 fw_ddb_entry->options = DDB_OPT_TARGET | DDB_OPT_AUTO_SENDTGTS_DISABLE; 2042 2043 if (dst_addr->sa_family == AF_INET) { 2044 addr = (struct sockaddr_in *)dst_addr; 2045 ip = (char *)&addr->sin_addr; 2046 memcpy(fw_ddb_entry->ip_addr, ip, IP_ADDR_LEN); 2047 fw_ddb_entry->port = cpu_to_le16(ntohs(addr->sin_port)); 2048 DEBUG2(ql4_printk(KERN_INFO, ha, 2049 "%s: Destination Address [%pI4]: index [%d]\n", 2050 __func__, fw_ddb_entry->ip_addr, 2051 ddb_entry->fw_ddb_index)); 2052 } else if (dst_addr->sa_family == AF_INET6) { 2053 addr6 = (struct sockaddr_in6 *)dst_addr; 2054 ip = (char *)&addr6->sin6_addr; 2055 memcpy(fw_ddb_entry->ip_addr, ip, IPv6_ADDR_LEN); 2056 fw_ddb_entry->port = cpu_to_le16(ntohs(addr6->sin6_port)); 2057 fw_ddb_entry->options |= DDB_OPT_IPV6_DEVICE; 2058 DEBUG2(ql4_printk(KERN_INFO, ha, 2059 "%s: Destination Address [%pI6]: index [%d]\n", 2060 __func__, fw_ddb_entry->ip_addr, 2061 ddb_entry->fw_ddb_index)); 2062 } else { 2063 ql4_printk(KERN_ERR, ha, 2064 "%s: Failed to get IP Address\n", 2065 __func__); 2066 rval = -EINVAL; 2067 goto exit_set_param; 2068 } 2069 2070 /* CHAP */ 2071 if (sess->username != NULL && sess->password != NULL) { 2072 if (strlen(sess->username) && strlen(sess->password)) { 2073 iscsi_opts |= BIT_7; 2074 2075 rval = qla4xxx_get_chap_index(ha, sess->username, 2076 sess->password, 2077 LOCAL_CHAP, &idx); 2078 if (rval) 2079 goto exit_set_param; 2080 2081 fw_ddb_entry->chap_tbl_idx = cpu_to_le16(idx); 2082 } 2083 } 2084 2085 if (sess->username_in != NULL && sess->password_in != NULL) { 2086 /* Check if BIDI CHAP */ 2087 if (strlen(sess->username_in) && strlen(sess->password_in)) { 2088 iscsi_opts |= BIT_4; 2089 2090 rval = qla4xxx_get_chap_index(ha, sess->username_in, 2091 sess->password_in, 2092 BIDI_CHAP, &idx); 2093 if (rval) 2094 goto exit_set_param; 2095 } 2096 } 2097 2098 if (sess->initial_r2t_en) 2099 iscsi_opts |= BIT_10; 2100 2101 if (sess->imm_data_en) 2102 iscsi_opts |= BIT_11; 2103 2104 fw_ddb_entry->iscsi_options = cpu_to_le16(iscsi_opts); 2105 2106 if (conn->max_recv_dlength) 2107 fw_ddb_entry->iscsi_max_rcv_data_seg_len = 2108 cpu_to_le16((conn->max_recv_dlength / BYTE_UNITS)); 2109 2110 if (sess->max_r2t) 2111 fw_ddb_entry->iscsi_max_outsnd_r2t = cpu_to_le16(sess->max_r2t); 2112 2113 if (sess->first_burst) 2114 fw_ddb_entry->iscsi_first_burst_len = 2115 cpu_to_le16((sess->first_burst / BYTE_UNITS)); 2116 2117 if (sess->max_burst) 2118 fw_ddb_entry->iscsi_max_burst_len = 2119 cpu_to_le16((sess->max_burst / BYTE_UNITS)); 2120 2121 if (sess->time2wait) 2122 fw_ddb_entry->iscsi_def_time2wait = 2123 cpu_to_le16(sess->time2wait); 2124 2125 if (sess->time2retain) 2126 fw_ddb_entry->iscsi_def_time2retain = 2127 cpu_to_le16(sess->time2retain); 2128 2129 status = qla4xxx_set_ddb_entry(ha, ddb_entry->fw_ddb_index, 2130 fw_ddb_entry_dma, mbx_sts); 2131 2132 if (status != QLA_SUCCESS) 2133 rval = -EINVAL; 2134 exit_set_param: 2135 dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), 2136 fw_ddb_entry, fw_ddb_entry_dma); 2137 exit_set_param_no_free: 2138 return rval; 2139 } 2140 2141 int qla4xxx_get_mgmt_data(struct scsi_qla_host *ha, uint16_t fw_ddb_index, 2142 uint16_t stats_size, dma_addr_t stats_dma) 2143 { 2144 int status = QLA_SUCCESS; 2145 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2146 uint32_t mbox_sts[MBOX_REG_COUNT]; 2147 2148 memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT); 2149 memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT); 2150 mbox_cmd[0] = MBOX_CMD_GET_MANAGEMENT_DATA; 2151 mbox_cmd[1] = fw_ddb_index; 2152 mbox_cmd[2] = LSDW(stats_dma); 2153 mbox_cmd[3] = MSDW(stats_dma); 2154 mbox_cmd[4] = stats_size; 2155 2156 status = qla4xxx_mailbox_command(ha, 5, 1, &mbox_cmd[0], &mbox_sts[0]); 2157 if (status != QLA_SUCCESS) { 2158 DEBUG2(ql4_printk(KERN_WARNING, ha, 2159 "%s: MBOX_CMD_GET_MANAGEMENT_DATA " 2160 "failed w/ status %04X\n", __func__, 2161 mbox_sts[0])); 2162 } 2163 return status; 2164 } 2165 2166 int qla4xxx_get_ip_state(struct scsi_qla_host *ha, uint32_t acb_idx, 2167 uint32_t ip_idx, uint32_t *sts) 2168 { 2169 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2170 uint32_t mbox_sts[MBOX_REG_COUNT]; 2171 int status = QLA_SUCCESS; 2172 2173 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2174 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2175 mbox_cmd[0] = MBOX_CMD_GET_IP_ADDR_STATE; 2176 mbox_cmd[1] = acb_idx; 2177 mbox_cmd[2] = ip_idx; 2178 2179 status = qla4xxx_mailbox_command(ha, 3, 8, &mbox_cmd[0], &mbox_sts[0]); 2180 if (status != QLA_SUCCESS) { 2181 DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: " 2182 "MBOX_CMD_GET_IP_ADDR_STATE failed w/ " 2183 "status %04X\n", __func__, mbox_sts[0])); 2184 } 2185 memcpy(sts, mbox_sts, sizeof(mbox_sts)); 2186 return status; 2187 } 2188 2189 int qla4xxx_get_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma, 2190 uint32_t offset, uint32_t size) 2191 { 2192 int status = QLA_SUCCESS; 2193 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2194 uint32_t mbox_sts[MBOX_REG_COUNT]; 2195 2196 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2197 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2198 2199 mbox_cmd[0] = MBOX_CMD_GET_NVRAM; 2200 mbox_cmd[1] = LSDW(nvram_dma); 2201 mbox_cmd[2] = MSDW(nvram_dma); 2202 mbox_cmd[3] = offset; 2203 mbox_cmd[4] = size; 2204 2205 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 2206 &mbox_sts[0]); 2207 if (status != QLA_SUCCESS) { 2208 DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed " 2209 "status %04X\n", ha->host_no, __func__, 2210 mbox_sts[0])); 2211 } 2212 return status; 2213 } 2214 2215 int qla4xxx_set_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma, 2216 uint32_t offset, uint32_t size) 2217 { 2218 int status = QLA_SUCCESS; 2219 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2220 uint32_t mbox_sts[MBOX_REG_COUNT]; 2221 2222 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2223 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2224 2225 mbox_cmd[0] = MBOX_CMD_SET_NVRAM; 2226 mbox_cmd[1] = LSDW(nvram_dma); 2227 mbox_cmd[2] = MSDW(nvram_dma); 2228 mbox_cmd[3] = offset; 2229 mbox_cmd[4] = size; 2230 2231 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], 2232 &mbox_sts[0]); 2233 if (status != QLA_SUCCESS) { 2234 DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed " 2235 "status %04X\n", ha->host_no, __func__, 2236 mbox_sts[0])); 2237 } 2238 return status; 2239 } 2240 2241 int qla4xxx_restore_factory_defaults(struct scsi_qla_host *ha, 2242 uint32_t region, uint32_t field0, 2243 uint32_t field1) 2244 { 2245 int status = QLA_SUCCESS; 2246 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2247 uint32_t mbox_sts[MBOX_REG_COUNT]; 2248 2249 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2250 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2251 2252 mbox_cmd[0] = MBOX_CMD_RESTORE_FACTORY_DEFAULTS; 2253 mbox_cmd[3] = region; 2254 mbox_cmd[4] = field0; 2255 mbox_cmd[5] = field1; 2256 2257 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 3, &mbox_cmd[0], 2258 &mbox_sts[0]); 2259 if (status != QLA_SUCCESS) { 2260 DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed " 2261 "status %04X\n", ha->host_no, __func__, 2262 mbox_sts[0])); 2263 } 2264 return status; 2265 } 2266 2267 /** 2268 * qla4_8xxx_set_param - set driver version in firmware. 2269 * @ha: Pointer to host adapter structure. 2270 * @param: Parameter to set i.e driver version 2271 **/ 2272 int qla4_8xxx_set_param(struct scsi_qla_host *ha, int param) 2273 { 2274 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2275 uint32_t mbox_sts[MBOX_REG_COUNT]; 2276 uint32_t status; 2277 2278 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2279 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2280 2281 mbox_cmd[0] = MBOX_CMD_SET_PARAM; 2282 if (param == SET_DRVR_VERSION) { 2283 mbox_cmd[1] = SET_DRVR_VERSION; 2284 strncpy((char *)&mbox_cmd[2], QLA4XXX_DRIVER_VERSION, 2285 MAX_DRVR_VER_LEN - 1); 2286 } else { 2287 ql4_printk(KERN_ERR, ha, "%s: invalid parameter 0x%x\n", 2288 __func__, param); 2289 status = QLA_ERROR; 2290 goto exit_set_param; 2291 } 2292 2293 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, mbox_cmd, 2294 mbox_sts); 2295 if (status == QLA_ERROR) 2296 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", 2297 __func__, mbox_sts[0]); 2298 2299 exit_set_param: 2300 return status; 2301 } 2302 2303 /** 2304 * qla4_83xx_post_idc_ack - post IDC ACK 2305 * @ha: Pointer to host adapter structure. 2306 * 2307 * Posts IDC ACK for IDC Request Notification AEN. 2308 **/ 2309 int qla4_83xx_post_idc_ack(struct scsi_qla_host *ha) 2310 { 2311 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2312 uint32_t mbox_sts[MBOX_REG_COUNT]; 2313 int status; 2314 2315 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2316 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2317 2318 mbox_cmd[0] = MBOX_CMD_IDC_ACK; 2319 mbox_cmd[1] = ha->idc_info.request_desc; 2320 mbox_cmd[2] = ha->idc_info.info1; 2321 mbox_cmd[3] = ha->idc_info.info2; 2322 mbox_cmd[4] = ha->idc_info.info3; 2323 2324 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 2325 mbox_cmd, mbox_sts); 2326 if (status == QLA_ERROR) 2327 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, 2328 mbox_sts[0]); 2329 else 2330 ql4_printk(KERN_INFO, ha, "%s: IDC ACK posted\n", __func__); 2331 2332 return status; 2333 } 2334 2335 int qla4_84xx_config_acb(struct scsi_qla_host *ha, int acb_config) 2336 { 2337 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2338 uint32_t mbox_sts[MBOX_REG_COUNT]; 2339 struct addr_ctrl_blk *acb = NULL; 2340 uint32_t acb_len = sizeof(struct addr_ctrl_blk); 2341 int rval = QLA_SUCCESS; 2342 dma_addr_t acb_dma; 2343 2344 acb = dma_alloc_coherent(&ha->pdev->dev, 2345 sizeof(struct addr_ctrl_blk), 2346 &acb_dma, GFP_KERNEL); 2347 if (!acb) { 2348 ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n", __func__); 2349 rval = QLA_ERROR; 2350 goto exit_config_acb; 2351 } 2352 memset(acb, 0, acb_len); 2353 2354 switch (acb_config) { 2355 case ACB_CONFIG_DISABLE: 2356 rval = qla4xxx_get_acb(ha, acb_dma, 0, acb_len); 2357 if (rval != QLA_SUCCESS) 2358 goto exit_free_acb; 2359 2360 rval = qla4xxx_disable_acb(ha); 2361 if (rval != QLA_SUCCESS) 2362 goto exit_free_acb; 2363 2364 if (!ha->saved_acb) 2365 ha->saved_acb = kzalloc(acb_len, GFP_KERNEL); 2366 2367 if (!ha->saved_acb) { 2368 ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n", 2369 __func__); 2370 rval = QLA_ERROR; 2371 goto exit_free_acb; 2372 } 2373 memcpy(ha->saved_acb, acb, acb_len); 2374 break; 2375 case ACB_CONFIG_SET: 2376 2377 if (!ha->saved_acb) { 2378 ql4_printk(KERN_ERR, ha, "%s: Can't set ACB, Saved ACB not available\n", 2379 __func__); 2380 rval = QLA_ERROR; 2381 goto exit_free_acb; 2382 } 2383 2384 memcpy(acb, ha->saved_acb, acb_len); 2385 2386 rval = qla4xxx_set_acb(ha, &mbox_cmd[0], &mbox_sts[0], acb_dma); 2387 if (rval != QLA_SUCCESS) 2388 goto exit_free_acb; 2389 2390 break; 2391 default: 2392 ql4_printk(KERN_ERR, ha, "%s: Invalid ACB Configuration\n", 2393 __func__); 2394 } 2395 2396 exit_free_acb: 2397 dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), acb, 2398 acb_dma); 2399 exit_config_acb: 2400 if ((acb_config == ACB_CONFIG_SET) && ha->saved_acb) { 2401 kfree(ha->saved_acb); 2402 ha->saved_acb = NULL; 2403 } 2404 DEBUG2(ql4_printk(KERN_INFO, ha, 2405 "%s %s\n", __func__, 2406 rval == QLA_SUCCESS ? "SUCCEEDED" : "FAILED")); 2407 return rval; 2408 } 2409 2410 int qla4_83xx_get_port_config(struct scsi_qla_host *ha, uint32_t *config) 2411 { 2412 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2413 uint32_t mbox_sts[MBOX_REG_COUNT]; 2414 int status; 2415 2416 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2417 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2418 2419 mbox_cmd[0] = MBOX_CMD_GET_PORT_CONFIG; 2420 2421 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 2422 mbox_cmd, mbox_sts); 2423 if (status == QLA_SUCCESS) 2424 *config = mbox_sts[1]; 2425 else 2426 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, 2427 mbox_sts[0]); 2428 2429 return status; 2430 } 2431 2432 int qla4_83xx_set_port_config(struct scsi_qla_host *ha, uint32_t *config) 2433 { 2434 uint32_t mbox_cmd[MBOX_REG_COUNT]; 2435 uint32_t mbox_sts[MBOX_REG_COUNT]; 2436 int status; 2437 2438 memset(&mbox_cmd, 0, sizeof(mbox_cmd)); 2439 memset(&mbox_sts, 0, sizeof(mbox_sts)); 2440 2441 mbox_cmd[0] = MBOX_CMD_SET_PORT_CONFIG; 2442 mbox_cmd[1] = *config; 2443 2444 status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, 2445 mbox_cmd, mbox_sts); 2446 if (status != QLA_SUCCESS) 2447 ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, 2448 mbox_sts[0]); 2449 2450 return status; 2451 } 2452