1afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/* 2afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * QLogic iSCSI HBA Driver 37d01d0698f450ed8cc9fd4557f88a3309c868d44Vikas Chaudhary * Copyright (c) 2003-2010 QLogic Corporation 4afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 5afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * See LICENSE.qla4xxx for copyright and licensing details. 6afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu */ 7afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 82697478903d0ad8bdbf868b1346ae4b891662bb1Mike Christie#include <scsi/iscsi_if.h> 9afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu#include "ql4_def.h" 1092b7273608da2c681f54fd36d182a582673ed260David C Somayajulu#include "ql4_glbl.h" 1192b7273608da2c681f54fd36d182a582673ed260David C Somayajulu#include "ql4_dbg.h" 1292b7273608da2c681f54fd36d182a582673ed260David C Somayajulu#include "ql4_inline.h" 13afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 14afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulustatic void ql4xxx_set_mac_number(struct scsi_qla_host *ha) 15afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 16afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu uint32_t value; 17afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu uint8_t func_number; 18afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu unsigned long flags; 19afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 20afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Get the function number */ 21afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 22afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu value = readw(&ha->reg->ctrl_status); 23afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 24afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 25afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu func_number = (uint8_t) ((value >> 4) & 0x30); 26afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu switch (value & ISP_CONTROL_FN_MASK) { 27afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu case ISP_CONTROL_FN0_SCSI: 28afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->mac_index = 1; 29afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 30afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu case ISP_CONTROL_FN1_SCSI: 31afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->mac_index = 3; 32afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 33afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu default: 34afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Invalid function number, " 35afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "ispControlStatus = 0x%x\n", ha->host_no, 36afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu __func__, value)); 37afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 38afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 39afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: mac_index %d.\n", ha->host_no, __func__, 40afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->mac_index)); 41afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 42afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 43afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/** 44afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * qla4xxx_free_ddb - deallocate ddb 45afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ha: pointer to host adapter structure. 46afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ddb_entry: pointer to device database entry 47afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 48b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar * This routine marks a DDB entry INVALID 49afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu **/ 50f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharyvoid qla4xxx_free_ddb(struct scsi_qla_host *ha, 51f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary struct ddb_entry *ddb_entry) 52afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 53afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Remove device pointer from index mapping arrays */ 54afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->fw_ddb_index_map[ddb_entry->fw_ddb_index] = 55afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu (struct ddb_entry *) INVALID_ENTRY; 56afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->tot_ddbs--; 57afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 58afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 59afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/** 60f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * qla4xxx_init_response_q_entries() - Initializes response queue entries. 61f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * @ha: HA context 62f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * 63f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * Beginning of request ring has initialization control block already built 64f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * by nvram config routine. 65f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary **/ 66f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharystatic void qla4xxx_init_response_q_entries(struct scsi_qla_host *ha) 67f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary{ 68f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary uint16_t cnt; 69f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary struct response *pkt; 70f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary 71f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary pkt = (struct response *)ha->response_ptr; 72f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary for (cnt = 0; cnt < RESPONSE_QUEUE_DEPTH; cnt++) { 73f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary pkt->signature = RESPONSE_PROCESSED; 74f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary pkt++; 75f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary } 76f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary} 77f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary 78f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary/** 79afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * qla4xxx_init_rings - initialize hw queues 80afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ha: pointer to host adapter structure. 81afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 82afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * This routine initializes the internal queues for the specified adapter. 83afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * The QLA4010 requires us to restart the queues at index 0. 84afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * The QLA4000 doesn't care, so just default to QLA4010's requirement. 85afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu **/ 86afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajuluint qla4xxx_init_rings(struct scsi_qla_host *ha) 87afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 88afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu unsigned long flags = 0; 89c0b9d3f750520ad3005b99144260e486ef01b5d9Vikas Chaudhary int i; 90afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 91afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Initialize request queue. */ 92afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 93afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->request_out = 0; 94afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->request_in = 0; 95afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->request_ptr = &ha->request_ring[ha->request_in]; 96afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->req_q_count = REQUEST_QUEUE_DEPTH; 97afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 98afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Initialize response queue. */ 99afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->response_in = 0; 100afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->response_out = 0; 101afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->response_ptr = &ha->response_ring[ha->response_out]; 102afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 103f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary if (is_qla8022(ha)) { 104f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary writel(0, 105f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary (unsigned long __iomem *)&ha->qla4_8xxx_reg->req_q_out); 106f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary writel(0, 107f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary (unsigned long __iomem *)&ha->qla4_8xxx_reg->rsp_q_in); 108f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary writel(0, 109f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary (unsigned long __iomem *)&ha->qla4_8xxx_reg->rsp_q_out); 110f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary } else { 111f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary /* 112f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * Initialize DMA Shadow registers. The firmware is really 113f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * supposed to take care of this, but on some uniprocessor 114f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * systems, the shadow registers aren't cleared-- causing 115f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * the interrupt_handler to think there are responses to be 116f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * processed when there aren't. 117f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary */ 118f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary ha->shadow_regs->req_q_out = __constant_cpu_to_le32(0); 119f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary ha->shadow_regs->rsp_q_in = __constant_cpu_to_le32(0); 120f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary wmb(); 121afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 122f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary writel(0, &ha->reg->req_q_in); 123f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary writel(0, &ha->reg->rsp_q_out); 124f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary readl(&ha->reg->rsp_q_out); 125f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary } 126f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary 127f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary qla4xxx_init_response_q_entries(ha); 128afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 129c0b9d3f750520ad3005b99144260e486ef01b5d9Vikas Chaudhary /* Initialize mabilbox active array */ 130c0b9d3f750520ad3005b99144260e486ef01b5d9Vikas Chaudhary for (i = 0; i < MAX_MRB; i++) 131c0b9d3f750520ad3005b99144260e486ef01b5d9Vikas Chaudhary ha->active_mrb_array[i] = NULL; 132c0b9d3f750520ad3005b99144260e486ef01b5d9Vikas Chaudhary 133afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 134afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 135afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return QLA_SUCCESS; 136afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 137afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 138afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/** 139f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * qla4xxx_get_sys_info - validate adapter MAC address(es) 140afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ha: pointer to host adapter structure. 141afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 142afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu **/ 143f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharyint qla4xxx_get_sys_info(struct scsi_qla_host *ha) 144afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 145afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu struct flash_sys_info *sys_info; 146afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu dma_addr_t sys_info_dma; 147afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int status = QLA_ERROR; 148afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 149afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu sys_info = dma_alloc_coherent(&ha->pdev->dev, sizeof(*sys_info), 150afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu &sys_info_dma, GFP_KERNEL); 151afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (sys_info == NULL) { 152afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Unable to allocate dma buffer.\n", 153afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__)); 154afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 155f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary goto exit_get_sys_info_no_free; 156afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 157afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu memset(sys_info, 0, sizeof(*sys_info)); 158afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 159afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Get flash sys info */ 160afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (qla4xxx_get_flash(ha, sys_info_dma, FLASH_OFFSET_SYS_INFO, 161afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu sizeof(*sys_info)) != QLA_SUCCESS) { 162afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: get_flash FLASH_OFFSET_SYS_INFO " 163afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "failed\n", ha->host_no, __func__)); 164afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 165f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary goto exit_get_sys_info; 166afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 167afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 168afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Save M.A.C. address & serial_number */ 169afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu memcpy(ha->my_mac, &sys_info->physAddr[0].address[0], 170afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu min(sizeof(ha->my_mac), 171afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu sizeof(sys_info->physAddr[0].address))); 172afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu memcpy(ha->serial_number, &sys_info->acSerialNumber, 173afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu min(sizeof(ha->serial_number), 174afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu sizeof(sys_info->acSerialNumber))); 175afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 176afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu status = QLA_SUCCESS; 177afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 178f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharyexit_get_sys_info: 179afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu dma_free_coherent(&ha->pdev->dev, sizeof(*sys_info), sys_info, 180afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu sys_info_dma); 181afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 182f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharyexit_get_sys_info_no_free: 183afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return status; 184afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 185afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 186afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/** 187afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * qla4xxx_init_local_data - initialize adapter specific local data 188afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ha: pointer to host adapter structure. 189afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 190afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu **/ 191afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulustatic int qla4xxx_init_local_data(struct scsi_qla_host *ha) 192afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 193421f91d21ad6f799dc7b489bb33cc560ccc56f98Uwe Kleine-König /* Initialize aen queue */ 194afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->aen_q_count = MAX_AEN_ENTRIES; 195afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 196afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return qla4xxx_get_firmware_status(ha); 197afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 198afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 1992a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudharystatic uint8_t 2002a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudharyqla4xxx_wait_for_ip_config(struct scsi_qla_host *ha) 2012a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary{ 2022a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary uint8_t ipv4_wait = 0; 2032a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary uint8_t ipv6_wait = 0; 2042a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary int8_t ip_address[IPv6_ADDR_LEN] = {0} ; 2052a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 2062a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary /* If both IPv4 & IPv6 are enabled, possibly only one 2072a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary * IP address may be acquired, so check to see if we 2082a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary * need to wait for another */ 2092a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (is_ipv4_enabled(ha) && is_ipv6_enabled(ha)) { 2102a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (((ha->addl_fw_state & FW_ADDSTATE_DHCPv4_ENABLED) != 0) && 2112a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ((ha->addl_fw_state & 2122a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary FW_ADDSTATE_DHCPv4_LEASE_ACQUIRED) == 0)) { 2132a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ipv4_wait = 1; 2142a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 2152bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary if (((ha->ip_config.ipv6_addl_options & 2162bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE) != 0) && 2172bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary ((ha->ip_config.ipv6_link_local_state == 2182bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_ACQUIRING) || 2192bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary (ha->ip_config.ipv6_addr0_state == 2202bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_ACQUIRING) || 2212bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary (ha->ip_config.ipv6_addr1_state == 2222bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_ACQUIRING))) { 2232a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 2242a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ipv6_wait = 1; 2252a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 2262bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary if ((ha->ip_config.ipv6_link_local_state == 2272bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_PREFERRED) || 2282bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary (ha->ip_config.ipv6_addr0_state == 2292bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_PREFERRED) || 2302bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary (ha->ip_config.ipv6_addr1_state == 2312bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_PREFERRED)) { 2322a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s: " 2332a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "Preferred IP configured." 2342a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary " Don't wait!\n", ha->host_no, 2352a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary __func__)); 2362a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ipv6_wait = 0; 2372a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 2382bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary if (memcmp(&ha->ip_config.ipv6_default_router_addr, 2392bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary ip_address, IPv6_ADDR_LEN) == 0) { 2402a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s: " 2412a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "No Router configured. " 2422a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "Don't wait!\n", ha->host_no, 2432a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary __func__)); 2442a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ipv6_wait = 0; 2452a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 2462bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary if ((ha->ip_config.ipv6_default_router_state == 2472bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IPV6_RTRSTATE_MANUAL) && 2482bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary (ha->ip_config.ipv6_link_local_state == 2492bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_TENTATIVE) && 2502bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary (memcmp(&ha->ip_config.ipv6_link_local_addr, 2512bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary &ha->ip_config.ipv6_default_router_addr, 4) == 2522bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary 0)) { 2532a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("scsi%ld: %s: LinkLocal Router & " 2542a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "IP configured. Don't wait!\n", 2552a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__)); 2562a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ipv6_wait = 0; 2572a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 2582a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 2592a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (ipv4_wait || ipv6_wait) { 2602a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("scsi%ld: %s: Wait for additional " 2612a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "IP(s) \"", ha->host_no, __func__)); 2622a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (ipv4_wait) 2632a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("IPv4 ")); 2642bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary if (ha->ip_config.ipv6_link_local_state == 2652bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_ACQUIRING) 2662a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("IPv6LinkLocal ")); 2672bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary if (ha->ip_config.ipv6_addr0_state == 2682bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_ACQUIRING) 2692a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("IPv6Addr0 ")); 2702bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary if (ha->ip_config.ipv6_addr1_state == 2712bab08fc770ccd6c56859371356a4a905e8c0bd4Vikas Chaudhary IP_ADDRSTATE_ACQUIRING) 2722a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("IPv6Addr1 ")); 2732a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("\"\n")); 2742a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 2752a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 2762a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 2772a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary return ipv4_wait|ipv6_wait; 2782a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary} 2792a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 280afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulustatic int qla4xxx_fw_ready(struct scsi_qla_host *ha) 281afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 282afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu uint32_t timeout_count; 283afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int ready = 0; 284afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 285c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary DEBUG2(ql4_printk(KERN_INFO, ha, "Waiting for Firmware Ready..\n")); 286afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu for (timeout_count = ADAPTER_INIT_TOV; timeout_count > 0; 287afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu timeout_count--) { 288afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (test_and_clear_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags)) 289afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu qla4xxx_get_dhcp_ip_address(ha); 290afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 291afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Get firmware state. */ 292afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (qla4xxx_get_firmware_state(ha) != QLA_SUCCESS) { 293afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: unable to get firmware " 294afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "state\n", ha->host_no, __func__)); 295afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 296afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 297afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 298afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ha->firmware_state & FW_STATE_ERROR) { 299afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: an unrecoverable error has" 300afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu " occurred\n", ha->host_no, __func__)); 301afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 302afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 303afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 304afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ha->firmware_state & FW_STATE_CONFIG_WAIT) { 305afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* 306afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * The firmware has not yet been issued an Initialize 307afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * Firmware command, so issue it now. 308afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu */ 309afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (qla4xxx_initialize_fw_cb(ha) == QLA_ERROR) 310afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 311afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 312afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Go back and test for ready state - no wait. */ 313afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu continue; 314afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 315afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 3162a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (ha->firmware_state & FW_STATE_WAIT_AUTOCONNECT) { 3172a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s: fwstate:" 3182a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "AUTOCONNECT in progress\n", 3192a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__)); 3202a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 3212a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 3222a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (ha->firmware_state & FW_STATE_CONFIGURING_IP) { 3232a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s: fwstate:" 3242a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary " CONFIGURING IP\n", 3252a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__)); 3262a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary /* 3272a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary * Check for link state after 15 secs and if link is 3282a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary * still DOWN then, cable is unplugged. Ignore "DHCP 3292a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary * in Progress/CONFIGURING IP" bit to check if firmware 3302a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary * is in ready state or not after 15 secs. 3312a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary * This is applicable for both 2.x & 3.x firmware 3322a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary */ 3332a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (timeout_count <= (ADAPTER_INIT_TOV - 15)) { 3342a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (ha->addl_fw_state & FW_ADDSTATE_LINK_UP) { 3352a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s:" 3362a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary " LINK UP (Cable plugged)\n", 3372a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__)); 3382a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } else if (ha->firmware_state & 3392a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary (FW_STATE_CONFIGURING_IP | 3402a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary FW_STATE_READY)) { 3412a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s: " 3422a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "LINK DOWN (Cable unplugged)\n", 3432a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__)); 3442a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->firmware_state = FW_STATE_READY; 3452a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 3462a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 3472a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 3482a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 349afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ha->firmware_state == FW_STATE_READY) { 3502a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary /* If DHCP IP Addr is available, retrieve it now. */ 3512a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (test_and_clear_bit(DPC_GET_DHCP_IP_ADDR, 3522a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary &ha->dpc_flags)) 3532a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary qla4xxx_get_dhcp_ip_address(ha); 3542a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 3552a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (!qla4xxx_wait_for_ip_config(ha) || 3562a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary timeout_count == 1) { 357c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary DEBUG2(ql4_printk(KERN_INFO, ha, 358c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary "Firmware Ready..\n")); 3592a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary /* The firmware is ready to process SCSI 3602a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary commands. */ 361c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary DEBUG2(ql4_printk(KERN_INFO, ha, 3622a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "scsi%ld: %s: MEDIA TYPE" 3632a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary " - %s\n", ha->host_no, 3642a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary __func__, (ha->addl_fw_state & 3652a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary FW_ADDSTATE_OPTICAL_MEDIA) 3662a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary != 0 ? "OPTICAL" : "COPPER")); 367c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary DEBUG2(ql4_printk(KERN_INFO, ha, 3682a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "scsi%ld: %s: DHCPv4 STATE" 3692a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary " Enabled %s\n", ha->host_no, 3702a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary __func__, (ha->addl_fw_state & 3712a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary FW_ADDSTATE_DHCPv4_ENABLED) != 0 ? 3722a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "YES" : "NO")); 373c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary DEBUG2(ql4_printk(KERN_INFO, ha, 3742a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "scsi%ld: %s: LINK %s\n", 3752a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__, 3762a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary (ha->addl_fw_state & 3772a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary FW_ADDSTATE_LINK_UP) != 0 ? 3782a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "UP" : "DOWN")); 379c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary DEBUG2(ql4_printk(KERN_INFO, ha, 3802a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "scsi%ld: %s: iSNS Service " 3812a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "Started %s\n", 3822a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__, 3832a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary (ha->addl_fw_state & 3842a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary FW_ADDSTATE_ISNS_SVC_ENABLED) != 0 ? 3852a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "YES" : "NO")); 3862a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary 3872a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ready = 1; 3882a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary break; 3892a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } 390afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 391afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: waiting on fw, state=%x:%x - " 392afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "seconds expired= %d\n", ha->host_no, __func__, 393afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->firmware_state, ha->addl_fw_state, 394afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu timeout_count)); 395d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu if (is_qla4032(ha) && 396d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu !(ha->addl_fw_state & FW_ADDSTATE_LINK_UP) && 397d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu (timeout_count < ADAPTER_INIT_TOV - 5)) { 398d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu break; 399d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu } 400d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu 401afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu msleep(1000); 402afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } /* end of for */ 403afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 4042a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (timeout_count <= 0) 405afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: FW Initialization timed out!\n", 406afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__)); 407afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 4082a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary if (ha->firmware_state & FW_STATE_CONFIGURING_IP) { 4092a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("scsi%ld: %s: FW initialized, but is reporting " 4102a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "it's waiting to configure an IP address\n", 4112a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__)); 412afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ready = 1; 4132a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary } else if (ha->firmware_state & FW_STATE_WAIT_AUTOCONNECT) { 4142a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary DEBUG2(printk("scsi%ld: %s: FW initialized, but " 4152a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary "auto-discovery still in process\n", 4162a49a78ed3c8d7c8319595270110c69f99c61a74Vikas Chaudhary ha->host_no, __func__)); 417b966346c344f592c8e6a84c9c274a7dedbc057adVikas Chaudhary ready = 1; 418afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 419afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 420afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return ready; 421afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 422afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 423afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/** 424afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * qla4xxx_init_firmware - initializes the firmware. 425afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ha: pointer to host adapter structure. 426afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 427afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu **/ 428afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulustatic int qla4xxx_init_firmware(struct scsi_qla_host *ha) 429afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 430afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int status = QLA_ERROR; 431afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 4322232be0d5707cd331b92027c0fd7ea5e843c2121Lalit Chandivade if (is_aer_supported(ha) && 4332232be0d5707cd331b92027c0fd7ea5e843c2121Lalit Chandivade test_bit(AF_PCI_CHANNEL_IO_PERM_FAILURE, &ha->flags)) 4342232be0d5707cd331b92027c0fd7ea5e843c2121Lalit Chandivade return status; 4352232be0d5707cd331b92027c0fd7ea5e843c2121Lalit Chandivade 4369d4946f89fc050cadf66d08c47379ab62848a5b7Lalit Chandivade /* For 82xx, stop firmware before initializing because if BIOS 4379d4946f89fc050cadf66d08c47379ab62848a5b7Lalit Chandivade * has previously initialized firmware, then driver's initialize 4389d4946f89fc050cadf66d08c47379ab62848a5b7Lalit Chandivade * firmware will fail. */ 4399d4946f89fc050cadf66d08c47379ab62848a5b7Lalit Chandivade if (is_qla8022(ha)) 4409d4946f89fc050cadf66d08c47379ab62848a5b7Lalit Chandivade qla4_8xxx_stop_firmware(ha); 4419d4946f89fc050cadf66d08c47379ab62848a5b7Lalit Chandivade 442c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary ql4_printk(KERN_INFO, ha, "Initializing firmware..\n"); 443afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (qla4xxx_initialize_fw_cb(ha) == QLA_ERROR) { 444afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Failed to initialize firmware " 445afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "control block\n", ha->host_no, __func__)); 446afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return status; 447afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 448afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (!qla4xxx_fw_ready(ha)) 449afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return status; 450afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 451afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return qla4xxx_get_firmware_status(ha); 452afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 453afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 45491ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudharystatic void qla4xxx_set_model_info(struct scsi_qla_host *ha) 45591ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary{ 45691ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary uint16_t board_id_string[8]; 45791ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary int i; 45891ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary int size = sizeof(ha->nvram->isp4022.boardIdStr); 45991ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary int offset = offsetof(struct eeprom_data, isp4022.boardIdStr) / 2; 46091ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary 46191ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary for (i = 0; i < (size / 2) ; i++) { 46291ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary board_id_string[i] = rd_nvram_word(ha, offset); 46391ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary offset += 1; 46491ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary } 46591ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary 46691ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary memcpy(ha->model_name, board_id_string, size); 46791ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary} 46891ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary 469afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulustatic int qla4xxx_config_nvram(struct scsi_qla_host *ha) 470afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 471afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu unsigned long flags; 472afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu union external_hw_config_reg extHwConfig; 473afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 474afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Get EEProm parameters \n", ha->host_no, 475afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu __func__)); 476afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ql4xxx_lock_flash(ha) != QLA_SUCCESS) 477b3925514f6f6878e3f671fb6990874e731a26d02Mike Christie return QLA_ERROR; 478afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ql4xxx_lock_nvram(ha) != QLA_SUCCESS) { 479afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ql4xxx_unlock_flash(ha); 480b3925514f6f6878e3f671fb6990874e731a26d02Mike Christie return QLA_ERROR; 481afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 482afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 483afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Get EEPRom Parameters from NVRAM and validate */ 484c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary ql4_printk(KERN_INFO, ha, "Configuring NVRAM ...\n"); 485afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (qla4xxx_is_nvram_configuration_valid(ha) == QLA_SUCCESS) { 486afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 487afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu extHwConfig.Asuint32_t = 488afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu rd_nvram_word(ha, eeprom_ext_hw_conf_offset(ha)); 489afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 490afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } else { 491c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary ql4_printk(KERN_WARNING, ha, 492c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary "scsi%ld: %s: EEProm checksum invalid. " 493c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary "Please update your EEPROM\n", ha->host_no, 494c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary __func__); 495afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 496b3925514f6f6878e3f671fb6990874e731a26d02Mike Christie /* Attempt to set defaults */ 497afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (is_qla4010(ha)) 498afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu extHwConfig.Asuint32_t = 0x1912; 499d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu else if (is_qla4022(ha) | is_qla4032(ha)) 500afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu extHwConfig.Asuint32_t = 0x0023; 501b3925514f6f6878e3f671fb6990874e731a26d02Mike Christie else 502b3925514f6f6878e3f671fb6990874e731a26d02Mike Christie return QLA_ERROR; 503afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 50491ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary 50591ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary if (is_qla4022(ha) || is_qla4032(ha)) 50691ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary qla4xxx_set_model_info(ha); 50791ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary else 50891ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary strcpy(ha->model_name, "QLA4010"); 50991ec7cec4acf0d6b7de34009fc49c8c3353b8035Vikas Chaudhary 510afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%ld: %s: Setting extHwConfig to 0xFFFF%04x\n", 511afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__, extHwConfig.Asuint32_t)); 512afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 513afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 514afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu writel((0xFFFF << 16) | extHwConfig.Asuint32_t, isp_ext_hw_conf(ha)); 515afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu readl(isp_ext_hw_conf(ha)); 516afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 517afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 518afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ql4xxx_unlock_nvram(ha); 519afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ql4xxx_unlock_flash(ha); 520afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 521b3925514f6f6878e3f671fb6990874e731a26d02Mike Christie return QLA_SUCCESS; 522afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 523afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 524f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary/** 525f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * qla4_8xxx_pci_config() - Setup ISP82xx PCI configuration registers. 526f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * @ha: HA context 527f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary */ 528f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharyvoid qla4_8xxx_pci_config(struct scsi_qla_host *ha) 529f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary{ 530f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary pci_set_master(ha->pdev); 531f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary} 532f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary 533f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharyvoid qla4xxx_pci_config(struct scsi_qla_host *ha) 534afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 53592b7273608da2c681f54fd36d182a582673ed260David C Somayajulu uint16_t w; 53646235e600acfb6d13ee164c5539ad4309e848eabDavid C Somayajulu int status; 537afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 538c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary ql4_printk(KERN_INFO, ha, "Configuring PCI space...\n"); 539afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 540afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu pci_set_master(ha->pdev); 54146235e600acfb6d13ee164c5539ad4309e848eabDavid C Somayajulu status = pci_set_mwi(ha->pdev); 542afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* 543afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * We want to respect framework's setting of PCI configuration space 544afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * command register and also want to make sure that all bits of 545afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * interest to us are properly set in command register. 546afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu */ 547afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu pci_read_config_word(ha->pdev, PCI_COMMAND, &w); 54892b7273608da2c681f54fd36d182a582673ed260David C Somayajulu w |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR; 549afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu w &= ~PCI_COMMAND_INTX_DISABLE; 550afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu pci_write_config_word(ha->pdev, PCI_COMMAND, w); 551afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 552afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 553afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulustatic int qla4xxx_start_firmware_from_flash(struct scsi_qla_host *ha) 554afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 555afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int status = QLA_ERROR; 556c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary unsigned long max_wait_time; 557afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu unsigned long flags; 558afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu uint32_t mbox_status; 559afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 560c2660df310a3c445194748b54f51b7224639e742Vikas Chaudhary ql4_printk(KERN_INFO, ha, "Starting firmware ...\n"); 561afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 562afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* 563afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * Start firmware from flash ROM 564afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 565afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * WORKAROUND: Stuff a non-constant value that the firmware can 566afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * use as a seed for a random number generator in MB7 prior to 567afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * setting BOOT_ENABLE. Fixes problem where the TCP 568afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * connections use the same TCP ports after each reboot, 569afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * causing some connections to not get re-established. 570afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu */ 571afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%d: %s: Start firmware from flash ROM\n", 572afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__)); 573afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 574afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 575afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu writel(jiffies, &ha->reg->mailbox[7]); 576d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu if (is_qla4022(ha) | is_qla4032(ha)) 577afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu writel(set_rmask(NVR_WRITE_ENABLE), 578afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu &ha->reg->u1.isp4022.nvram); 579afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 58092b7273608da2c681f54fd36d182a582673ed260David C Somayajulu writel(2, &ha->reg->mailbox[6]); 58192b7273608da2c681f54fd36d182a582673ed260David C Somayajulu readl(&ha->reg->mailbox[6]); 58292b7273608da2c681f54fd36d182a582673ed260David C Somayajulu 583afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu writel(set_rmask(CSR_BOOT_ENABLE), &ha->reg->ctrl_status); 584afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu readl(&ha->reg->ctrl_status); 585afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 586afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 587afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Wait for firmware to come UP. */ 588c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s: Wait up to %d seconds for " 589c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary "boot firmware to complete...\n", 590c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary ha->host_no, __func__, FIRMWARE_UP_TOV)); 591c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary max_wait_time = jiffies + (FIRMWARE_UP_TOV * HZ); 592afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu do { 593afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu uint32_t ctrl_status; 594afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 595afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 596afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ctrl_status = readw(&ha->reg->ctrl_status); 597afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu mbox_status = readw(&ha->reg->mailbox[0]); 598afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 599afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 600afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ctrl_status & set_rmask(CSR_SCSI_PROCESSOR_INTR)) 601afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 602afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (mbox_status == MBOX_STS_COMMAND_COMPLETE) 603afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu break; 604afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 605c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary DEBUG2(printk(KERN_INFO "scsi%ld: %s: Waiting for boot " 606f581a3f79cc7c00c1a416356011c2e274dbf6571Vikas Chaudhary "firmware to complete... ctrl_sts=0x%x, remaining=%ld\n", 607f581a3f79cc7c00c1a416356011c2e274dbf6571Vikas Chaudhary ha->host_no, __func__, ctrl_status, max_wait_time)); 608afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 609c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary msleep_interruptible(250); 610c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary } while (!time_after_eq(jiffies, max_wait_time)); 611afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 612afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (mbox_status == MBOX_STS_COMMAND_COMPLETE) { 613c301b0266c65c8781361ca152981cff4fac05498Vikas Chaudhary DEBUG(printk(KERN_INFO "scsi%ld: %s: Firmware has started\n", 614afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__)); 615afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 616afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 617afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu writel(set_rmask(CSR_SCSI_PROCESSOR_INTR), 618afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu &ha->reg->ctrl_status); 619afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu readl(&ha->reg->ctrl_status); 620afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 621afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 622afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu status = QLA_SUCCESS; 623afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } else { 624afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu printk(KERN_INFO "scsi%ld: %s: Boot firmware failed " 625afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "- mbox status 0x%x\n", ha->host_no, __func__, 626afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu mbox_status); 627afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu status = QLA_ERROR; 628afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 629afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return status; 630afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 631afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 63292b7273608da2c681f54fd36d182a582673ed260David C Somayajuluint ql4xxx_lock_drvr_wait(struct scsi_qla_host *a) 633afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 63492b7273608da2c681f54fd36d182a582673ed260David C Somayajulu#define QL4_LOCK_DRVR_WAIT 60 635477ffb9d8732f30e7ab2d20f6ed0c22bad37a4a5David C Somayajulu#define QL4_LOCK_DRVR_SLEEP 1 636afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 637afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int drvr_wait = QL4_LOCK_DRVR_WAIT; 638afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu while (drvr_wait) { 63992b7273608da2c681f54fd36d182a582673ed260David C Somayajulu if (ql4xxx_lock_drvr(a) == 0) { 640477ffb9d8732f30e7ab2d20f6ed0c22bad37a4a5David C Somayajulu ssleep(QL4_LOCK_DRVR_SLEEP); 641afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (drvr_wait) { 642afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Waiting for " 64392b7273608da2c681f54fd36d182a582673ed260David C Somayajulu "Global Init Semaphore(%d)...\n", 64492b7273608da2c681f54fd36d182a582673ed260David C Somayajulu a->host_no, 645477ffb9d8732f30e7ab2d20f6ed0c22bad37a4a5David C Somayajulu __func__, drvr_wait)); 646afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 647afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu drvr_wait -= QL4_LOCK_DRVR_SLEEP; 648afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } else { 649afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Global Init Semaphore " 65092b7273608da2c681f54fd36d182a582673ed260David C Somayajulu "acquired\n", a->host_no, __func__)); 651afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return QLA_SUCCESS; 652afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 653afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 654afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return QLA_ERROR; 655afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 656afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 657afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/** 658afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * qla4xxx_start_firmware - starts qla4xxx firmware 659afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ha: Pointer to host adapter structure. 660afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 6613a4fa0a25da81600ea0bcd75692ae8ca6050d165Robert P. J. Day * This routine performs the necessary steps to start the firmware for 662afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * the QLA4010 adapter. 663afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu **/ 664f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudharyint qla4xxx_start_firmware(struct scsi_qla_host *ha) 665afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 666afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu unsigned long flags = 0; 667afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu uint32_t mbox_status; 668afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int status = QLA_ERROR; 669afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int soft_reset = 1; 670afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int config_chip = 0; 671afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 672d915058f48745c0d5c4582566e5aa63867264f81David C Somayajulu if (is_qla4022(ha) | is_qla4032(ha)) 673afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ql4xxx_set_mac_number(ha); 674afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 675afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ql4xxx_lock_drvr_wait(ha) != QLA_SUCCESS) 676afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return QLA_ERROR; 677afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 678afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 679afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 680afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: port_ctrl = 0x%08X\n", ha->host_no, 681afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu __func__, readw(isp_port_ctrl(ha)))); 682afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%ld: %s: port_status = 0x%08X\n", ha->host_no, 683afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu __func__, readw(isp_port_status(ha)))); 684afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 685afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Is Hardware already initialized? */ 686afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if ((readw(isp_port_ctrl(ha)) & 0x8000) != 0) { 687afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%ld: %s: Hardware has already been " 688afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "initialized\n", ha->host_no, __func__)); 689afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 690afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Receive firmware boot acknowledgement */ 691afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu mbox_status = readw(&ha->reg->mailbox[0]); 692afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 693afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: H/W Config complete - mbox[0]= " 694afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "0x%x\n", ha->host_no, __func__, mbox_status)); 695afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 696afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Is firmware already booted? */ 697afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (mbox_status == 0) { 698afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* F/W not running, must be config by net driver */ 699afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu config_chip = 1; 700afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu soft_reset = 0; 701afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } else { 702afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu writel(set_rmask(CSR_SCSI_PROCESSOR_INTR), 703afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu &ha->reg->ctrl_status); 704afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu readl(&ha->reg->ctrl_status); 705787649993230eb1d6fc326f13be285a840092538Sarang Radke writel(set_rmask(CSR_SCSI_COMPLETION_INTR), 706787649993230eb1d6fc326f13be285a840092538Sarang Radke &ha->reg->ctrl_status); 707787649993230eb1d6fc326f13be285a840092538Sarang Radke readl(&ha->reg->ctrl_status); 708afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 709afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (qla4xxx_get_firmware_state(ha) == QLA_SUCCESS) { 710afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Get firmware " 711afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "state -- state = 0x%x\n", 712afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, 713afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu __func__, ha->firmware_state)); 714afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* F/W is running */ 715afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ha->firmware_state & 716afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu FW_STATE_CONFIG_WAIT) { 717afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Firmware " 718afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "in known state -- " 719afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "config and " 720afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "boot, state = 0x%x\n", 721afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__, 722afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->firmware_state)); 723afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu config_chip = 1; 724afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu soft_reset = 0; 725afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 726afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } else { 727afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG2(printk("scsi%ld: %s: Firmware in " 728afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "unknown state -- resetting," 729afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu " state = " 730afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "0x%x\n", ha->host_no, __func__, 731afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->firmware_state)); 732afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 733afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_lock_irqsave(&ha->hardware_lock, flags); 734afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 735afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } else { 736afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%ld: %s: H/W initialization hasn't been " 737afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu "started - resetting\n", ha->host_no, __func__)); 738afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 739afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu spin_unlock_irqrestore(&ha->hardware_lock, flags); 740afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 741afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%ld: %s: Flags soft_rest=%d, config= %d\n ", 742afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__, soft_reset, config_chip)); 743afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (soft_reset) { 744afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%ld: %s: Issue Soft Reset\n", ha->host_no, 745afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu __func__)); 746f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary status = qla4xxx_soft_reset(ha); /* NOTE: acquires drvr 747f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary * lock again, but ok */ 748afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (status == QLA_ERROR) { 749afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%d: %s: Soft Reset failed!\n", 750afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__)); 751afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ql4xxx_unlock_drvr(ha); 752afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return QLA_ERROR; 753afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 754afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu config_chip = 1; 755afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 756b1c118121ae37285ddc0a7a908999196bb35fb0bJoe Perches /* Reset clears the semaphore, so acquire again */ 757afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (ql4xxx_lock_drvr_wait(ha) != QLA_SUCCESS) 758afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return QLA_ERROR; 759afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 760afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 761afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (config_chip) { 762afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if ((status = qla4xxx_config_nvram(ha)) == QLA_SUCCESS) 763afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu status = qla4xxx_start_firmware_from_flash(ha); 764afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 765afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 766afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ql4xxx_unlock_drvr(ha); 767afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (status == QLA_SUCCESS) { 768afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (test_and_clear_bit(AF_GET_CRASH_RECORD, &ha->flags)) 769afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu qla4xxx_get_crash_record(ha); 770afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } else { 771afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu DEBUG(printk("scsi%ld: %s: Firmware has NOT started\n", 772afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->host_no, __func__)); 773afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 774afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return status; 775afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 776166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade/** 777166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade * qla4xxx_free_ddb_index - Free DDBs reserved by firmware 778166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade * @ha: pointer to adapter structure 779166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade * 780166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade * Since firmware is not running in autoconnect mode the DDB indices should 781166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade * be freed so that when login happens from user space there are free DDB 782166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade * indices available. 783166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade **/ 78413483730a13bef372894aefcf73760f5c6c297beMike Christievoid qla4xxx_free_ddb_index(struct scsi_qla_host *ha) 785166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade{ 786166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade int max_ddbs; 787166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade int ret; 788166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade uint32_t idx = 0, next_idx = 0; 789166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade uint32_t state = 0, conn_err = 0; 790166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade 79113483730a13bef372894aefcf73760f5c6c297beMike Christie max_ddbs = is_qla40XX(ha) ? MAX_DEV_DB_ENTRIES_40XX : 792166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade MAX_DEV_DB_ENTRIES; 793166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade 794166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade for (idx = 0; idx < max_ddbs; idx = next_idx) { 795166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade ret = qla4xxx_get_fwddb_entry(ha, idx, NULL, 0, NULL, 796166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade &next_idx, &state, &conn_err, 797166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade NULL, NULL); 798e1cd89c507b41e4021ce6fb0d19d230f6a932ccdTomas Henzl if (ret == QLA_ERROR) { 799e1cd89c507b41e4021ce6fb0d19d230f6a932ccdTomas Henzl next_idx++; 800166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade continue; 801e1cd89c507b41e4021ce6fb0d19d230f6a932ccdTomas Henzl } 802166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade if (state == DDB_DS_NO_CONNECTION_ACTIVE || 803166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade state == DDB_DS_SESSION_FAILED) { 804166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade DEBUG2(ql4_printk(KERN_INFO, ha, 805166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade "Freeing DDB index = 0x%x\n", idx)); 806166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade ret = qla4xxx_clear_ddb_entry(ha, idx); 807166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade if (ret == QLA_ERROR) 808166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade ql4_printk(KERN_ERR, ha, 809166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade "Unable to clear DDB index = " 810166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade "0x%x\n", idx); 811166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade } 812166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade if (next_idx == 0) 813166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade break; 814166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade } 815166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade} 816afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 817afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu/** 818afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * qla4xxx_initialize_adapter - initiailizes hba 819afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * @ha: Pointer to host adapter structure. 820afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 821afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * This routine parforms all of the steps necessary to initialize the adapter. 822afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu * 823afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu **/ 82413483730a13bef372894aefcf73760f5c6c297beMike Christieint qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int is_reset) 825afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 826afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu int status = QLA_ERROR; 827afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 828afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ha->eeprom_cmd_data = 0; 829afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 830f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary ql4_printk(KERN_INFO, ha, "Configuring PCI space...\n"); 831f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary ha->isp_ops->pci_config(ha); 832afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 833f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary ha->isp_ops->disable_intrs(ha); 834afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 835afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* Initialize the Host adapter request/response queues and firmware */ 836f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary if (ha->isp_ops->start_firmware(ha) == QLA_ERROR) 837f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary goto exit_init_hba; 838f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary 8397ad633c06b6f1498cf26922b165837b121f27519Harish Zunjarrao if (qla4xxx_about_firmware(ha) == QLA_ERROR) 84046235e600acfb6d13ee164c5539ad4309e848eabDavid C Somayajulu goto exit_init_hba; 841afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 842f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary if (ha->isp_ops->get_sys_info(ha) == QLA_ERROR) 84346235e600acfb6d13ee164c5539ad4309e848eabDavid C Somayajulu goto exit_init_hba; 844afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 845afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (qla4xxx_init_local_data(ha) == QLA_ERROR) 84646235e600acfb6d13ee164c5539ad4309e848eabDavid C Somayajulu goto exit_init_hba; 847afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 848afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu status = qla4xxx_init_firmware(ha); 849afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu if (status == QLA_ERROR) 85046235e600acfb6d13ee164c5539ad4309e848eabDavid C Somayajulu goto exit_init_hba; 851afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 85213483730a13bef372894aefcf73760f5c6c297beMike Christie if (is_reset == RESET_ADAPTER) 85313483730a13bef372894aefcf73760f5c6c297beMike Christie qla4xxx_build_ddb_list(ha, is_reset); 854166dd20d794e7885b23c8d5fc533949ed82cc337Lalit Chandivade 85592b7273608da2c681f54fd36d182a582673ed260David C Somayajulu set_bit(AF_ONLINE, &ha->flags); 85646235e600acfb6d13ee164c5539ad4309e848eabDavid C Somayajuluexit_init_hba: 8573710c60c09f555df69d12b0232702d062fe3bcd6Vikas Chaudhary if (is_qla8022(ha) && (status == QLA_ERROR)) { 8583710c60c09f555df69d12b0232702d062fe3bcd6Vikas Chaudhary /* Since interrupts are registered in start_firmware for 8593710c60c09f555df69d12b0232702d062fe3bcd6Vikas Chaudhary * 82xx, release them here if initialize_adapter fails */ 8603710c60c09f555df69d12b0232702d062fe3bcd6Vikas Chaudhary qla4xxx_free_irqs(ha); 8613710c60c09f555df69d12b0232702d062fe3bcd6Vikas Chaudhary } 8623710c60c09f555df69d12b0232702d062fe3bcd6Vikas Chaudhary 863f4f5df23bf72208d0c2f1d8be629839924c2f4c2Vikas Chaudhary DEBUG2(printk("scsi%ld: initialize adapter: %s\n", ha->host_no, 86425985edcedea6396277003854657b5f3cb31a628Lucas De Marchi status == QLA_ERROR ? "FAILED" : "SUCCEEDED")); 865afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu return status; 866afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 867afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 86813483730a13bef372894aefcf73760f5c6c297beMike Christieint qla4xxx_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index, 86913483730a13bef372894aefcf73760f5c6c297beMike Christie struct ddb_entry *ddb_entry, uint32_t state) 870afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu{ 871b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar uint32_t old_fw_ddb_device_state; 872b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar int status = QLA_ERROR; 873afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 874b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar old_fw_ddb_device_state = ddb_entry->fw_ddb_device_state; 875b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar DEBUG2(ql4_printk(KERN_INFO, ha, 876b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar "%s: DDB - old state = 0x%x, new state = 0x%x for " 877b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar "index [%d]\n", __func__, 878b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar ddb_entry->fw_ddb_device_state, state, fw_ddb_index)); 879afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu 880afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu ddb_entry->fw_ddb_device_state = state; 881065aa1b4db63c7fa68a3e889510c4e63404a1ac7Vikas Chaudhary 882b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar switch (old_fw_ddb_device_state) { 883b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar case DDB_DS_LOGIN_IN_PROCESS: 884b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar switch (state) { 885b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar case DDB_DS_SESSION_ACTIVE: 886b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar case DDB_DS_DISCOVERY: 88713483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->unblock_sess(ddb_entry->sess); 888b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar qla4xxx_update_session_conn_param(ha, ddb_entry); 889b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar status = QLA_SUCCESS; 890b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar break; 891b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar case DDB_DS_SESSION_FAILED: 892b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar case DDB_DS_NO_CONNECTION_ACTIVE: 893b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar iscsi_conn_login_event(ddb_entry->conn, 894b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar ISCSI_CONN_STATE_FREE); 895b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar status = QLA_SUCCESS; 896b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar break; 897b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar } 898b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar break; 899b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar case DDB_DS_SESSION_ACTIVE: 900736cf369c9a514a9ed596e97375c49ef1fdf920aManish Rangankar switch (state) { 901736cf369c9a514a9ed596e97375c49ef1fdf920aManish Rangankar case DDB_DS_SESSION_FAILED: 902afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu /* 903b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar * iscsi_session failure will cause userspace to 904b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar * stop the connection which in turn would block the 905b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar * iscsi_session and start relogin 906afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu */ 907b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar iscsi_session_failure(ddb_entry->sess->dd_data, 908b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar ISCSI_ERR_CONN_FAILED); 909b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar status = QLA_SUCCESS; 910736cf369c9a514a9ed596e97375c49ef1fdf920aManish Rangankar break; 911736cf369c9a514a9ed596e97375c49ef1fdf920aManish Rangankar case DDB_DS_NO_CONNECTION_ACTIVE: 912736cf369c9a514a9ed596e97375c49ef1fdf920aManish Rangankar clear_bit(fw_ddb_index, ha->ddb_idx_map); 913736cf369c9a514a9ed596e97375c49ef1fdf920aManish Rangankar status = QLA_SUCCESS; 914736cf369c9a514a9ed596e97375c49ef1fdf920aManish Rangankar break; 915afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 916b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar break; 91798270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar case DDB_DS_SESSION_FAILED: 91898270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar switch (state) { 91998270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar case DDB_DS_SESSION_ACTIVE: 92098270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar case DDB_DS_DISCOVERY: 92113483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->unblock_sess(ddb_entry->sess); 92298270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar qla4xxx_update_session_conn_param(ha, ddb_entry); 92398270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar status = QLA_SUCCESS; 92498270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar break; 92598270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar case DDB_DS_SESSION_FAILED: 92698270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar iscsi_session_failure(ddb_entry->sess->dd_data, 92798270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar ISCSI_ERR_CONN_FAILED); 92898270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar status = QLA_SUCCESS; 92998270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar break; 93098270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar } 93198270ab45c0a5e533f253f04e0b617c98b5a6259Manish Rangankar break; 932b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar default: 933b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Unknown Event\n", 934b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar __func__)); 935b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar break; 936afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu } 93713483730a13bef372894aefcf73760f5c6c297beMike Christie return status; 93813483730a13bef372894aefcf73760f5c6c297beMike Christie} 93913483730a13bef372894aefcf73760f5c6c297beMike Christie 94013483730a13bef372894aefcf73760f5c6c297beMike Christievoid qla4xxx_arm_relogin_timer(struct ddb_entry *ddb_entry) 94113483730a13bef372894aefcf73760f5c6c297beMike Christie{ 94213483730a13bef372894aefcf73760f5c6c297beMike Christie /* 94313483730a13bef372894aefcf73760f5c6c297beMike Christie * This triggers a relogin. After the relogin_timer 94413483730a13bef372894aefcf73760f5c6c297beMike Christie * expires, the relogin gets scheduled. We must wait a 94513483730a13bef372894aefcf73760f5c6c297beMike Christie * minimum amount of time since receiving an 0x8014 AEN 94613483730a13bef372894aefcf73760f5c6c297beMike Christie * with failed device_state or a logout response before 94713483730a13bef372894aefcf73760f5c6c297beMike Christie * we can issue another relogin. 94813483730a13bef372894aefcf73760f5c6c297beMike Christie * 94913483730a13bef372894aefcf73760f5c6c297beMike Christie * Firmware pads this timeout: (time2wait +1). 95013483730a13bef372894aefcf73760f5c6c297beMike Christie * Driver retry to login should be longer than F/W. 95113483730a13bef372894aefcf73760f5c6c297beMike Christie * Otherwise F/W will fail 95213483730a13bef372894aefcf73760f5c6c297beMike Christie * set_ddb() mbx cmd with 0x4005 since it still 95313483730a13bef372894aefcf73760f5c6c297beMike Christie * counting down its time2wait. 95413483730a13bef372894aefcf73760f5c6c297beMike Christie */ 95513483730a13bef372894aefcf73760f5c6c297beMike Christie atomic_set(&ddb_entry->relogin_timer, 0); 95613483730a13bef372894aefcf73760f5c6c297beMike Christie atomic_set(&ddb_entry->retry_relogin_timer, 95713483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->default_time2wait + 4); 95813483730a13bef372894aefcf73760f5c6c297beMike Christie 95913483730a13bef372894aefcf73760f5c6c297beMike Christie} 96013483730a13bef372894aefcf73760f5c6c297beMike Christie 96113483730a13bef372894aefcf73760f5c6c297beMike Christieint qla4xxx_flash_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index, 96213483730a13bef372894aefcf73760f5c6c297beMike Christie struct ddb_entry *ddb_entry, uint32_t state) 96313483730a13bef372894aefcf73760f5c6c297beMike Christie{ 96413483730a13bef372894aefcf73760f5c6c297beMike Christie uint32_t old_fw_ddb_device_state; 96513483730a13bef372894aefcf73760f5c6c297beMike Christie int status = QLA_ERROR; 96613483730a13bef372894aefcf73760f5c6c297beMike Christie 96713483730a13bef372894aefcf73760f5c6c297beMike Christie old_fw_ddb_device_state = ddb_entry->fw_ddb_device_state; 96813483730a13bef372894aefcf73760f5c6c297beMike Christie DEBUG2(ql4_printk(KERN_INFO, ha, 96913483730a13bef372894aefcf73760f5c6c297beMike Christie "%s: DDB - old state = 0x%x, new state = 0x%x for " 97013483730a13bef372894aefcf73760f5c6c297beMike Christie "index [%d]\n", __func__, 97113483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->fw_ddb_device_state, state, fw_ddb_index)); 97213483730a13bef372894aefcf73760f5c6c297beMike Christie 97313483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->fw_ddb_device_state = state; 97413483730a13bef372894aefcf73760f5c6c297beMike Christie 97513483730a13bef372894aefcf73760f5c6c297beMike Christie switch (old_fw_ddb_device_state) { 97613483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_LOGIN_IN_PROCESS: 97713483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_NO_CONNECTION_ACTIVE: 97813483730a13bef372894aefcf73760f5c6c297beMike Christie switch (state) { 97913483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_SESSION_ACTIVE: 98013483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->unblock_sess(ddb_entry->sess); 98113483730a13bef372894aefcf73760f5c6c297beMike Christie qla4xxx_update_session_conn_fwddb_param(ha, ddb_entry); 98213483730a13bef372894aefcf73760f5c6c297beMike Christie status = QLA_SUCCESS; 98313483730a13bef372894aefcf73760f5c6c297beMike Christie break; 98413483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_SESSION_FAILED: 98513483730a13bef372894aefcf73760f5c6c297beMike Christie iscsi_block_session(ddb_entry->sess); 98613483730a13bef372894aefcf73760f5c6c297beMike Christie if (!test_bit(DF_RELOGIN, &ddb_entry->flags)) 98713483730a13bef372894aefcf73760f5c6c297beMike Christie qla4xxx_arm_relogin_timer(ddb_entry); 98813483730a13bef372894aefcf73760f5c6c297beMike Christie status = QLA_SUCCESS; 98913483730a13bef372894aefcf73760f5c6c297beMike Christie break; 99013483730a13bef372894aefcf73760f5c6c297beMike Christie } 99113483730a13bef372894aefcf73760f5c6c297beMike Christie break; 99213483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_SESSION_ACTIVE: 99313483730a13bef372894aefcf73760f5c6c297beMike Christie switch (state) { 99413483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_SESSION_FAILED: 99513483730a13bef372894aefcf73760f5c6c297beMike Christie iscsi_block_session(ddb_entry->sess); 99613483730a13bef372894aefcf73760f5c6c297beMike Christie if (!test_bit(DF_RELOGIN, &ddb_entry->flags)) 99713483730a13bef372894aefcf73760f5c6c297beMike Christie qla4xxx_arm_relogin_timer(ddb_entry); 99813483730a13bef372894aefcf73760f5c6c297beMike Christie status = QLA_SUCCESS; 99913483730a13bef372894aefcf73760f5c6c297beMike Christie break; 100013483730a13bef372894aefcf73760f5c6c297beMike Christie } 100113483730a13bef372894aefcf73760f5c6c297beMike Christie break; 100213483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_SESSION_FAILED: 100313483730a13bef372894aefcf73760f5c6c297beMike Christie switch (state) { 100413483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_SESSION_ACTIVE: 100513483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->unblock_sess(ddb_entry->sess); 100613483730a13bef372894aefcf73760f5c6c297beMike Christie qla4xxx_update_session_conn_fwddb_param(ha, ddb_entry); 100713483730a13bef372894aefcf73760f5c6c297beMike Christie status = QLA_SUCCESS; 100813483730a13bef372894aefcf73760f5c6c297beMike Christie break; 100913483730a13bef372894aefcf73760f5c6c297beMike Christie case DDB_DS_SESSION_FAILED: 101013483730a13bef372894aefcf73760f5c6c297beMike Christie if (!test_bit(DF_RELOGIN, &ddb_entry->flags)) 101113483730a13bef372894aefcf73760f5c6c297beMike Christie qla4xxx_arm_relogin_timer(ddb_entry); 101213483730a13bef372894aefcf73760f5c6c297beMike Christie status = QLA_SUCCESS; 101313483730a13bef372894aefcf73760f5c6c297beMike Christie break; 101413483730a13bef372894aefcf73760f5c6c297beMike Christie } 101513483730a13bef372894aefcf73760f5c6c297beMike Christie break; 101613483730a13bef372894aefcf73760f5c6c297beMike Christie default: 101713483730a13bef372894aefcf73760f5c6c297beMike Christie DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Unknown Event\n", 101813483730a13bef372894aefcf73760f5c6c297beMike Christie __func__)); 101913483730a13bef372894aefcf73760f5c6c297beMike Christie break; 102013483730a13bef372894aefcf73760f5c6c297beMike Christie } 102113483730a13bef372894aefcf73760f5c6c297beMike Christie return status; 102213483730a13bef372894aefcf73760f5c6c297beMike Christie} 102313483730a13bef372894aefcf73760f5c6c297beMike Christie 102413483730a13bef372894aefcf73760f5c6c297beMike Christie/** 102513483730a13bef372894aefcf73760f5c6c297beMike Christie * qla4xxx_process_ddb_changed - process ddb state change 102613483730a13bef372894aefcf73760f5c6c297beMike Christie * @ha - Pointer to host adapter structure. 102713483730a13bef372894aefcf73760f5c6c297beMike Christie * @fw_ddb_index - Firmware's device database index 102813483730a13bef372894aefcf73760f5c6c297beMike Christie * @state - Device state 102913483730a13bef372894aefcf73760f5c6c297beMike Christie * 103013483730a13bef372894aefcf73760f5c6c297beMike Christie * This routine processes a Decive Database Changed AEN Event. 103113483730a13bef372894aefcf73760f5c6c297beMike Christie **/ 103213483730a13bef372894aefcf73760f5c6c297beMike Christieint qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, 103313483730a13bef372894aefcf73760f5c6c297beMike Christie uint32_t fw_ddb_index, 103413483730a13bef372894aefcf73760f5c6c297beMike Christie uint32_t state, uint32_t conn_err) 103513483730a13bef372894aefcf73760f5c6c297beMike Christie{ 103613483730a13bef372894aefcf73760f5c6c297beMike Christie struct ddb_entry *ddb_entry; 103713483730a13bef372894aefcf73760f5c6c297beMike Christie int status = QLA_ERROR; 103813483730a13bef372894aefcf73760f5c6c297beMike Christie 103913483730a13bef372894aefcf73760f5c6c297beMike Christie /* check for out of range index */ 104013483730a13bef372894aefcf73760f5c6c297beMike Christie if (fw_ddb_index >= MAX_DDB_ENTRIES) 104113483730a13bef372894aefcf73760f5c6c297beMike Christie goto exit_ddb_event; 104213483730a13bef372894aefcf73760f5c6c297beMike Christie 104313483730a13bef372894aefcf73760f5c6c297beMike Christie /* Get the corresponging ddb entry */ 104413483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, fw_ddb_index); 104513483730a13bef372894aefcf73760f5c6c297beMike Christie /* Device does not currently exist in our database. */ 104613483730a13bef372894aefcf73760f5c6c297beMike Christie if (ddb_entry == NULL) { 104713483730a13bef372894aefcf73760f5c6c297beMike Christie ql4_printk(KERN_ERR, ha, "%s: No ddb_entry at FW index [%d]\n", 104813483730a13bef372894aefcf73760f5c6c297beMike Christie __func__, fw_ddb_index); 104913483730a13bef372894aefcf73760f5c6c297beMike Christie 105013483730a13bef372894aefcf73760f5c6c297beMike Christie if (state == DDB_DS_NO_CONNECTION_ACTIVE) 105113483730a13bef372894aefcf73760f5c6c297beMike Christie clear_bit(fw_ddb_index, ha->ddb_idx_map); 105213483730a13bef372894aefcf73760f5c6c297beMike Christie 105313483730a13bef372894aefcf73760f5c6c297beMike Christie goto exit_ddb_event; 105413483730a13bef372894aefcf73760f5c6c297beMike Christie } 105513483730a13bef372894aefcf73760f5c6c297beMike Christie 105613483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->ddb_change(ha, fw_ddb_index, ddb_entry, state); 1057b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar 1058b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankarexit_ddb_event: 1059b3a271a94d0034dd3bab10b8d8cd432843be629eManish Rangankar return status; 1060afaf5a2d341d33b66b47c2716a263ce593460a08David Somayajulu} 106113483730a13bef372894aefcf73760f5c6c297beMike Christie 106213483730a13bef372894aefcf73760f5c6c297beMike Christie/** 106313483730a13bef372894aefcf73760f5c6c297beMike Christie * qla4xxx_login_flash_ddb - Login to target (DDB) 106413483730a13bef372894aefcf73760f5c6c297beMike Christie * @cls_session: Pointer to the session to login 106513483730a13bef372894aefcf73760f5c6c297beMike Christie * 106613483730a13bef372894aefcf73760f5c6c297beMike Christie * This routine logins to the target. 106713483730a13bef372894aefcf73760f5c6c297beMike Christie * Issues setddb and conn open mbx 106813483730a13bef372894aefcf73760f5c6c297beMike Christie **/ 106913483730a13bef372894aefcf73760f5c6c297beMike Christievoid qla4xxx_login_flash_ddb(struct iscsi_cls_session *cls_session) 107013483730a13bef372894aefcf73760f5c6c297beMike Christie{ 107113483730a13bef372894aefcf73760f5c6c297beMike Christie struct iscsi_session *sess; 107213483730a13bef372894aefcf73760f5c6c297beMike Christie struct ddb_entry *ddb_entry; 107313483730a13bef372894aefcf73760f5c6c297beMike Christie struct scsi_qla_host *ha; 107413483730a13bef372894aefcf73760f5c6c297beMike Christie struct dev_db_entry *fw_ddb_entry = NULL; 107513483730a13bef372894aefcf73760f5c6c297beMike Christie dma_addr_t fw_ddb_dma; 107613483730a13bef372894aefcf73760f5c6c297beMike Christie uint32_t mbx_sts = 0; 107713483730a13bef372894aefcf73760f5c6c297beMike Christie int ret; 107813483730a13bef372894aefcf73760f5c6c297beMike Christie 107913483730a13bef372894aefcf73760f5c6c297beMike Christie sess = cls_session->dd_data; 108013483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry = sess->dd_data; 108113483730a13bef372894aefcf73760f5c6c297beMike Christie ha = ddb_entry->ha; 108213483730a13bef372894aefcf73760f5c6c297beMike Christie 108313483730a13bef372894aefcf73760f5c6c297beMike Christie if (!test_bit(AF_LINK_UP, &ha->flags)) 108413483730a13bef372894aefcf73760f5c6c297beMike Christie return; 108513483730a13bef372894aefcf73760f5c6c297beMike Christie 108613483730a13bef372894aefcf73760f5c6c297beMike Christie if (ddb_entry->ddb_type != FLASH_DDB) { 108713483730a13bef372894aefcf73760f5c6c297beMike Christie DEBUG2(ql4_printk(KERN_INFO, ha, 108813483730a13bef372894aefcf73760f5c6c297beMike Christie "Skipping login to non FLASH DB")); 108913483730a13bef372894aefcf73760f5c6c297beMike Christie goto exit_login; 109013483730a13bef372894aefcf73760f5c6c297beMike Christie } 109113483730a13bef372894aefcf73760f5c6c297beMike Christie 109213483730a13bef372894aefcf73760f5c6c297beMike Christie fw_ddb_entry = dma_pool_alloc(ha->fw_ddb_dma_pool, GFP_KERNEL, 109313483730a13bef372894aefcf73760f5c6c297beMike Christie &fw_ddb_dma); 109413483730a13bef372894aefcf73760f5c6c297beMike Christie if (fw_ddb_entry == NULL) { 109513483730a13bef372894aefcf73760f5c6c297beMike Christie DEBUG2(ql4_printk(KERN_ERR, ha, "Out of memory\n")); 109613483730a13bef372894aefcf73760f5c6c297beMike Christie goto exit_login; 109713483730a13bef372894aefcf73760f5c6c297beMike Christie } 109813483730a13bef372894aefcf73760f5c6c297beMike Christie 109913483730a13bef372894aefcf73760f5c6c297beMike Christie if (ddb_entry->fw_ddb_index == INVALID_ENTRY) { 110013483730a13bef372894aefcf73760f5c6c297beMike Christie ret = qla4xxx_get_ddb_index(ha, &ddb_entry->fw_ddb_index); 110113483730a13bef372894aefcf73760f5c6c297beMike Christie if (ret == QLA_ERROR) 110213483730a13bef372894aefcf73760f5c6c297beMike Christie goto exit_login; 110313483730a13bef372894aefcf73760f5c6c297beMike Christie 110413483730a13bef372894aefcf73760f5c6c297beMike Christie ha->fw_ddb_index_map[ddb_entry->fw_ddb_index] = ddb_entry; 110513483730a13bef372894aefcf73760f5c6c297beMike Christie ha->tot_ddbs++; 110613483730a13bef372894aefcf73760f5c6c297beMike Christie } 110713483730a13bef372894aefcf73760f5c6c297beMike Christie 110813483730a13bef372894aefcf73760f5c6c297beMike Christie memcpy(fw_ddb_entry, &ddb_entry->fw_ddb_entry, 110913483730a13bef372894aefcf73760f5c6c297beMike Christie sizeof(struct dev_db_entry)); 111013483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->sess->target_id = ddb_entry->fw_ddb_index; 111113483730a13bef372894aefcf73760f5c6c297beMike Christie 111213483730a13bef372894aefcf73760f5c6c297beMike Christie ret = qla4xxx_set_ddb_entry(ha, ddb_entry->fw_ddb_index, 111313483730a13bef372894aefcf73760f5c6c297beMike Christie fw_ddb_dma, &mbx_sts); 111413483730a13bef372894aefcf73760f5c6c297beMike Christie if (ret == QLA_ERROR) { 111513483730a13bef372894aefcf73760f5c6c297beMike Christie DEBUG2(ql4_printk(KERN_ERR, ha, "Set DDB failed\n")); 111613483730a13bef372894aefcf73760f5c6c297beMike Christie goto exit_login; 111713483730a13bef372894aefcf73760f5c6c297beMike Christie } 111813483730a13bef372894aefcf73760f5c6c297beMike Christie 111913483730a13bef372894aefcf73760f5c6c297beMike Christie ddb_entry->fw_ddb_device_state = DDB_DS_LOGIN_IN_PROCESS; 112013483730a13bef372894aefcf73760f5c6c297beMike Christie ret = qla4xxx_conn_open(ha, ddb_entry->fw_ddb_index); 112113483730a13bef372894aefcf73760f5c6c297beMike Christie if (ret == QLA_ERROR) { 112213483730a13bef372894aefcf73760f5c6c297beMike Christie ql4_printk(KERN_ERR, ha, "%s: Login failed: %s\n", __func__, 112313483730a13bef372894aefcf73760f5c6c297beMike Christie sess->targetname); 112413483730a13bef372894aefcf73760f5c6c297beMike Christie goto exit_login; 112513483730a13bef372894aefcf73760f5c6c297beMike Christie } 112613483730a13bef372894aefcf73760f5c6c297beMike Christie 112713483730a13bef372894aefcf73760f5c6c297beMike Christieexit_login: 112813483730a13bef372894aefcf73760f5c6c297beMike Christie if (fw_ddb_entry) 112913483730a13bef372894aefcf73760f5c6c297beMike Christie dma_pool_free(ha->fw_ddb_dma_pool, fw_ddb_entry, fw_ddb_dma); 113013483730a13bef372894aefcf73760f5c6c297beMike Christie} 113113483730a13bef372894aefcf73760f5c6c297beMike Christie 1132