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- /*
- * QLogic iSCSI HBA Driver
- * Copyright (c) 2003-2013 QLogic Corporation
- *
- * See LICENSE.qla4xxx for copyright and licensing details.
- */
- #include <linux/ctype.h>
- #include "ql4_def.h"
- #include "ql4_glbl.h"
- #include "ql4_dbg.h"
- #include "ql4_inline.h"
- #include "ql4_version.h"
- void qla4xxx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
- int in_count)
- {
- int i;
- /* Load all mailbox registers, except mailbox 0. */
- for (i = 1; i < in_count; i++)
- writel(mbx_cmd[i], &ha->reg->mailbox[i]);
- /* Wakeup firmware */
- writel(mbx_cmd[0], &ha->reg->mailbox[0]);
- readl(&ha->reg->mailbox[0]);
- writel(set_rmask(CSR_INTR_RISC), &ha->reg->ctrl_status);
- readl(&ha->reg->ctrl_status);
- }
- void qla4xxx_process_mbox_intr(struct scsi_qla_host *ha, int out_count)
- {
- int intr_status;
- intr_status = readl(&ha->reg->ctrl_status);
- if (intr_status & INTR_PENDING) {
- /*
- * Service the interrupt.
- * The ISR will save the mailbox status registers
- * to a temporary storage location in the adapter structure.
- */
- ha->mbox_status_count = out_count;
- ha->isp_ops->interrupt_service_routine(ha, intr_status);
- }
- }
- /**
- * qla4xxx_is_intr_poll_mode – Are we allowed to poll for interrupts?
- * @ha: Pointer to host adapter structure.
- * @ret: 1=polling mode, 0=non-polling mode
- **/
- static int qla4xxx_is_intr_poll_mode(struct scsi_qla_host *ha)
- {
- int rval = 1;
- if (is_qla8032(ha) || is_qla8042(ha)) {
- if (test_bit(AF_IRQ_ATTACHED, &ha->flags) &&
- test_bit(AF_83XX_MBOX_INTR_ON, &ha->flags))
- rval = 0;
- } else {
- if (test_bit(AF_IRQ_ATTACHED, &ha->flags) &&
- test_bit(AF_INTERRUPTS_ON, &ha->flags) &&
- test_bit(AF_ONLINE, &ha->flags) &&
- !test_bit(AF_HA_REMOVAL, &ha->flags))
- rval = 0;
- }
- return rval;
- }
- /**
- * qla4xxx_mailbox_command - issues mailbox commands
- * @ha: Pointer to host adapter structure.
- * @inCount: number of mailbox registers to load.
- * @outCount: number of mailbox registers to return.
- * @mbx_cmd: data pointer for mailbox in registers.
- * @mbx_sts: data pointer for mailbox out registers.
- *
- * This routine issue mailbox commands and waits for completion.
- * If outCount is 0, this routine completes successfully WITHOUT waiting
- * for the mailbox command to complete.
- **/
- int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
- uint8_t outCount, uint32_t *mbx_cmd,
- uint32_t *mbx_sts)
- {
- int status = QLA_ERROR;
- uint8_t i;
- u_long wait_count;
- unsigned long flags = 0;
- uint32_t dev_state;
- /* Make sure that pointers are valid */
- if (!mbx_cmd || !mbx_sts) {
- DEBUG2(printk("scsi%ld: %s: Invalid mbx_cmd or mbx_sts "
- "pointer\n", ha->host_no, __func__));
- return status;
- }
- if (is_qla40XX(ha)) {
- if (test_bit(AF_HA_REMOVAL, &ha->flags)) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: "
- "prematurely completing mbx cmd as "
- "adapter removal detected\n",
- ha->host_no, __func__));
- return status;
- }
- }
- if ((is_aer_supported(ha)) &&
- (test_bit(AF_PCI_CHANNEL_IO_PERM_FAILURE, &ha->flags))) {
- DEBUG2(printk(KERN_WARNING "scsi%ld: %s: Perm failure on EEH, "
- "timeout MBX Exiting.\n", ha->host_no, __func__));
- return status;
- }
- /* Mailbox code active */
- wait_count = MBOX_TOV * 100;
- while (wait_count--) {
- mutex_lock(&ha->mbox_sem);
- if (!test_bit(AF_MBOX_COMMAND, &ha->flags)) {
- set_bit(AF_MBOX_COMMAND, &ha->flags);
- mutex_unlock(&ha->mbox_sem);
- break;
- }
- mutex_unlock(&ha->mbox_sem);
- if (!wait_count) {
- DEBUG2(printk("scsi%ld: %s: mbox_sem failed\n",
- ha->host_no, __func__));
- return status;
- }
- msleep(10);
- }
- if (is_qla80XX(ha)) {
- if (test_bit(AF_FW_RECOVERY, &ha->flags)) {
- DEBUG2(ql4_printk(KERN_WARNING, ha,
- "scsi%ld: %s: prematurely completing mbx cmd as firmware recovery detected\n",
- ha->host_no, __func__));
- goto mbox_exit;
- }
- /* Do not send any mbx cmd if h/w is in failed state*/
- ha->isp_ops->idc_lock(ha);
- dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
- ha->isp_ops->idc_unlock(ha);
- if (dev_state == QLA8XXX_DEV_FAILED) {
- ql4_printk(KERN_WARNING, ha,
- "scsi%ld: %s: H/W is in failed state, do not send any mailbox commands\n",
- ha->host_no, __func__);
- goto mbox_exit;
- }
- }
- spin_lock_irqsave(&ha->hardware_lock, flags);
- ha->mbox_status_count = outCount;
- for (i = 0; i < outCount; i++)
- ha->mbox_status[i] = 0;
- /* Queue the mailbox command to the firmware */
- ha->isp_ops->queue_mailbox_command(ha, mbx_cmd, inCount);
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- /* Wait for completion */
- /*
- * If we don't want status, don't wait for the mailbox command to
- * complete. For example, MBOX_CMD_RESET_FW doesn't return status,
- * you must poll the inbound Interrupt Mask for completion.
- */
- if (outCount == 0) {
- status = QLA_SUCCESS;
- goto mbox_exit;
- }
- /*
- * Wait for completion: Poll or completion queue
- */
- if (qla4xxx_is_intr_poll_mode(ha)) {
- /* Poll for command to complete */
- wait_count = jiffies + MBOX_TOV * HZ;
- while (test_bit(AF_MBOX_COMMAND_DONE, &ha->flags) == 0) {
- if (time_after_eq(jiffies, wait_count))
- break;
- /*
- * Service the interrupt.
- * The ISR will save the mailbox status registers
- * to a temporary storage location in the adapter
- * structure.
- */
- spin_lock_irqsave(&ha->hardware_lock, flags);
- ha->isp_ops->process_mailbox_interrupt(ha, outCount);
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- msleep(10);
- }
- } else {
- /* Do not poll for completion. Use completion queue */
- set_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags);
- wait_for_completion_timeout(&ha->mbx_intr_comp, MBOX_TOV * HZ);
- clear_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags);
- }
- /* Check for mailbox timeout. */
- if (!test_bit(AF_MBOX_COMMAND_DONE, &ha->flags)) {
- if (is_qla80XX(ha) &&
- test_bit(AF_FW_RECOVERY, &ha->flags)) {
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "scsi%ld: %s: prematurely completing mbx cmd as "
- "firmware recovery detected\n",
- ha->host_no, __func__));
- goto mbox_exit;
- }
- ql4_printk(KERN_WARNING, ha, "scsi%ld: Mailbox Cmd 0x%08X timed out, Scheduling Adapter Reset\n",
- ha->host_no, mbx_cmd[0]);
- ha->mailbox_timeout_count++;
- mbx_sts[0] = (-1);
- set_bit(DPC_RESET_HA, &ha->dpc_flags);
- if (is_qla8022(ha)) {
- ql4_printk(KERN_INFO, ha,
- "disabling pause transmit on port 0 & 1.\n");
- qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
- CRB_NIU_XG_PAUSE_CTL_P0 |
- CRB_NIU_XG_PAUSE_CTL_P1);
- } else if (is_qla8032(ha) || is_qla8042(ha)) {
- ql4_printk(KERN_INFO, ha, " %s: disabling pause transmit on port 0 & 1.\n",
- __func__);
- qla4_83xx_disable_pause(ha);
- }
- goto mbox_exit;
- }
- /*
- * Copy the mailbox out registers to the caller's mailbox in/out
- * structure.
- */
- spin_lock_irqsave(&ha->hardware_lock, flags);
- for (i = 0; i < outCount; i++)
- mbx_sts[i] = ha->mbox_status[i];
- /* Set return status and error flags (if applicable). */
- switch (ha->mbox_status[0]) {
- case MBOX_STS_COMMAND_COMPLETE:
- status = QLA_SUCCESS;
- break;
- case MBOX_STS_INTERMEDIATE_COMPLETION:
- status = QLA_SUCCESS;
- break;
- case MBOX_STS_BUSY:
- ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: Cmd = %08X, ISP BUSY\n",
- ha->host_no, __func__, mbx_cmd[0]);
- ha->mailbox_timeout_count++;
- break;
- default:
- ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: FAILED, MBOX CMD = %08X, MBOX STS = %08X %08X %08X %08X %08X %08X %08X %08X\n",
- ha->host_no, __func__, mbx_cmd[0], mbx_sts[0],
- mbx_sts[1], mbx_sts[2], mbx_sts[3], mbx_sts[4],
- mbx_sts[5], mbx_sts[6], mbx_sts[7]);
- break;
- }
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- mbox_exit:
- mutex_lock(&ha->mbox_sem);
- clear_bit(AF_MBOX_COMMAND, &ha->flags);
- mutex_unlock(&ha->mbox_sem);
- clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags);
- return status;
- }
- /**
- * qla4xxx_get_minidump_template - Get the firmware template
- * @ha: Pointer to host adapter structure.
- * @phys_addr: dma address for template
- *
- * Obtain the minidump template from firmware during initialization
- * as it may not be available when minidump is desired.
- **/
- int qla4xxx_get_minidump_template(struct scsi_qla_host *ha,
- dma_addr_t phys_addr)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_MINIDUMP;
- mbox_cmd[1] = MINIDUMP_GET_TMPLT_SUBCOMMAND;
- mbox_cmd[2] = LSDW(phys_addr);
- mbox_cmd[3] = MSDW(phys_addr);
- mbox_cmd[4] = ha->fw_dump_tmplt_size;
- mbox_cmd[5] = 0;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "scsi%ld: %s: Cmd = %08X, mbx[0] = 0x%04x, mbx[1] = 0x%04x\n",
- ha->host_no, __func__, mbox_cmd[0],
- mbox_sts[0], mbox_sts[1]));
- }
- return status;
- }
- /**
- * qla4xxx_req_template_size - Get minidump template size from firmware.
- * @ha: Pointer to host adapter structure.
- **/
- int qla4xxx_req_template_size(struct scsi_qla_host *ha)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_MINIDUMP;
- mbox_cmd[1] = MINIDUMP_GET_SIZE_SUBCOMMAND;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 8, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status == QLA_SUCCESS) {
- ha->fw_dump_tmplt_size = mbox_sts[1];
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "%s: sts[0]=0x%04x, template size=0x%04x, size_cm_02=0x%04x, size_cm_04=0x%04x, size_cm_08=0x%04x, size_cm_10=0x%04x, size_cm_FF=0x%04x, version=0x%04x\n",
- __func__, mbox_sts[0], mbox_sts[1],
- mbox_sts[2], mbox_sts[3], mbox_sts[4],
- mbox_sts[5], mbox_sts[6], mbox_sts[7]));
- if (ha->fw_dump_tmplt_size == 0)
- status = QLA_ERROR;
- } else {
- ql4_printk(KERN_WARNING, ha,
- "%s: Error sts[0]=0x%04x, mbx[1]=0x%04x\n",
- __func__, mbox_sts[0], mbox_sts[1]);
- status = QLA_ERROR;
- }
- return status;
- }
- void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha)
- {
- set_bit(AF_FW_RECOVERY, &ha->flags);
- ql4_printk(KERN_INFO, ha, "scsi%ld: %s: set FW RECOVERY!\n",
- ha->host_no, __func__);
- if (test_bit(AF_MBOX_COMMAND, &ha->flags)) {
- if (test_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags)) {
- complete(&ha->mbx_intr_comp);
- ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Due to fw "
- "recovery, doing premature completion of "
- "mbx cmd\n", ha->host_no, __func__);
- } else {
- set_bit(AF_MBOX_COMMAND_DONE, &ha->flags);
- ql4_printk(KERN_INFO, ha, "scsi%ld: %s: Due to fw "
- "recovery, doing premature completion of "
- "polling mbx cmd\n", ha->host_no, __func__);
- }
- }
- }
- static uint8_t
- qla4xxx_set_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
- uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma)
- {
- memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT);
- memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT);
- if (is_qla8022(ha))
- qla4_82xx_wr_32(ha, ha->nx_db_wr_ptr, 0);
- mbox_cmd[0] = MBOX_CMD_INITIALIZE_FIRMWARE;
- mbox_cmd[1] = 0;
- mbox_cmd[2] = LSDW(init_fw_cb_dma);
- mbox_cmd[3] = MSDW(init_fw_cb_dma);
- mbox_cmd[4] = sizeof(struct addr_ctrl_blk);
- if (qla4xxx_mailbox_command(ha, 6, 6, mbox_cmd, mbox_sts) !=
- QLA_SUCCESS) {
- DEBUG2(printk(KERN_WARNING "scsi%ld: %s: "
- "MBOX_CMD_INITIALIZE_FIRMWARE"
- " failed w/ status %04X\n",
- ha->host_no, __func__, mbox_sts[0]));
- return QLA_ERROR;
- }
- return QLA_SUCCESS;
- }
- uint8_t
- qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
- uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma)
- {
- memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT);
- memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT);
- mbox_cmd[0] = MBOX_CMD_GET_INIT_FW_CTRL_BLOCK;
- mbox_cmd[2] = LSDW(init_fw_cb_dma);
- mbox_cmd[3] = MSDW(init_fw_cb_dma);
- mbox_cmd[4] = sizeof(struct addr_ctrl_blk);
- if (qla4xxx_mailbox_command(ha, 5, 5, mbox_cmd, mbox_sts) !=
- QLA_SUCCESS) {
- DEBUG2(printk(KERN_WARNING "scsi%ld: %s: "
- "MBOX_CMD_GET_INIT_FW_CTRL_BLOCK"
- " failed w/ status %04X\n",
- ha->host_no, __func__, mbox_sts[0]));
- return QLA_ERROR;
- }
- return QLA_SUCCESS;
- }
- uint8_t qla4xxx_set_ipaddr_state(uint8_t fw_ipaddr_state)
- {
- uint8_t ipaddr_state;
- switch (fw_ipaddr_state) {
- case IP_ADDRSTATE_UNCONFIGURED:
- ipaddr_state = ISCSI_IPDDRESS_STATE_UNCONFIGURED;
- break;
- case IP_ADDRSTATE_INVALID:
- ipaddr_state = ISCSI_IPDDRESS_STATE_INVALID;
- break;
- case IP_ADDRSTATE_ACQUIRING:
- ipaddr_state = ISCSI_IPDDRESS_STATE_ACQUIRING;
- break;
- case IP_ADDRSTATE_TENTATIVE:
- ipaddr_state = ISCSI_IPDDRESS_STATE_TENTATIVE;
- break;
- case IP_ADDRSTATE_DEPRICATED:
- ipaddr_state = ISCSI_IPDDRESS_STATE_DEPRECATED;
- break;
- case IP_ADDRSTATE_PREFERRED:
- ipaddr_state = ISCSI_IPDDRESS_STATE_VALID;
- break;
- case IP_ADDRSTATE_DISABLING:
- ipaddr_state = ISCSI_IPDDRESS_STATE_DISABLING;
- break;
- default:
- ipaddr_state = ISCSI_IPDDRESS_STATE_UNCONFIGURED;
- }
- return ipaddr_state;
- }
- static void
- qla4xxx_update_local_ip(struct scsi_qla_host *ha,
- struct addr_ctrl_blk *init_fw_cb)
- {
- ha->ip_config.tcp_options = le16_to_cpu(init_fw_cb->ipv4_tcp_opts);
- ha->ip_config.ipv4_options = le16_to_cpu(init_fw_cb->ipv4_ip_opts);
- ha->ip_config.ipv4_addr_state =
- qla4xxx_set_ipaddr_state(init_fw_cb->ipv4_addr_state);
- ha->ip_config.eth_mtu_size =
- le16_to_cpu(init_fw_cb->eth_mtu_size);
- ha->ip_config.ipv4_port = le16_to_cpu(init_fw_cb->ipv4_port);
- if (ha->acb_version == ACB_SUPPORTED) {
- ha->ip_config.ipv6_options = le16_to_cpu(init_fw_cb->ipv6_opts);
- ha->ip_config.ipv6_addl_options =
- le16_to_cpu(init_fw_cb->ipv6_addtl_opts);
- ha->ip_config.ipv6_tcp_options =
- le16_to_cpu(init_fw_cb->ipv6_tcp_opts);
- }
- /* Save IPv4 Address Info */
- memcpy(ha->ip_config.ip_address, init_fw_cb->ipv4_addr,
- min(sizeof(ha->ip_config.ip_address),
- sizeof(init_fw_cb->ipv4_addr)));
- memcpy(ha->ip_config.subnet_mask, init_fw_cb->ipv4_subnet,
- min(sizeof(ha->ip_config.subnet_mask),
- sizeof(init_fw_cb->ipv4_subnet)));
- memcpy(ha->ip_config.gateway, init_fw_cb->ipv4_gw_addr,
- min(sizeof(ha->ip_config.gateway),
- sizeof(init_fw_cb->ipv4_gw_addr)));
- ha->ip_config.ipv4_vlan_tag = be16_to_cpu(init_fw_cb->ipv4_vlan_tag);
- ha->ip_config.control = init_fw_cb->control;
- ha->ip_config.tcp_wsf = init_fw_cb->ipv4_tcp_wsf;
- ha->ip_config.ipv4_tos = init_fw_cb->ipv4_tos;
- ha->ip_config.ipv4_cache_id = init_fw_cb->ipv4_cacheid;
- ha->ip_config.ipv4_alt_cid_len = init_fw_cb->ipv4_dhcp_alt_cid_len;
- memcpy(ha->ip_config.ipv4_alt_cid, init_fw_cb->ipv4_dhcp_alt_cid,
- min(sizeof(ha->ip_config.ipv4_alt_cid),
- sizeof(init_fw_cb->ipv4_dhcp_alt_cid)));
- ha->ip_config.ipv4_vid_len = init_fw_cb->ipv4_dhcp_vid_len;
- memcpy(ha->ip_config.ipv4_vid, init_fw_cb->ipv4_dhcp_vid,
- min(sizeof(ha->ip_config.ipv4_vid),
- sizeof(init_fw_cb->ipv4_dhcp_vid)));
- ha->ip_config.ipv4_ttl = init_fw_cb->ipv4_ttl;
- ha->ip_config.def_timeout = le16_to_cpu(init_fw_cb->def_timeout);
- ha->ip_config.abort_timer = init_fw_cb->abort_timer;
- ha->ip_config.iscsi_options = le16_to_cpu(init_fw_cb->iscsi_opts);
- ha->ip_config.iscsi_max_pdu_size =
- le16_to_cpu(init_fw_cb->iscsi_max_pdu_size);
- ha->ip_config.iscsi_first_burst_len =
- le16_to_cpu(init_fw_cb->iscsi_fburst_len);
- ha->ip_config.iscsi_max_outstnd_r2t =
- le16_to_cpu(init_fw_cb->iscsi_max_outstnd_r2t);
- ha->ip_config.iscsi_max_burst_len =
- le16_to_cpu(init_fw_cb->iscsi_max_burst_len);
- memcpy(ha->ip_config.iscsi_name, init_fw_cb->iscsi_name,
- min(sizeof(ha->ip_config.iscsi_name),
- sizeof(init_fw_cb->iscsi_name)));
- if (is_ipv6_enabled(ha)) {
- /* Save IPv6 Address */
- ha->ip_config.ipv6_link_local_state =
- qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_lnk_lcl_addr_state);
- ha->ip_config.ipv6_addr0_state =
- qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_addr0_state);
- ha->ip_config.ipv6_addr1_state =
- qla4xxx_set_ipaddr_state(init_fw_cb->ipv6_addr1_state);
- switch (le16_to_cpu(init_fw_cb->ipv6_dflt_rtr_state)) {
- case IPV6_RTRSTATE_UNKNOWN:
- ha->ip_config.ipv6_default_router_state =
- ISCSI_ROUTER_STATE_UNKNOWN;
- break;
- case IPV6_RTRSTATE_MANUAL:
- ha->ip_config.ipv6_default_router_state =
- ISCSI_ROUTER_STATE_MANUAL;
- break;
- case IPV6_RTRSTATE_ADVERTISED:
- ha->ip_config.ipv6_default_router_state =
- ISCSI_ROUTER_STATE_ADVERTISED;
- break;
- case IPV6_RTRSTATE_STALE:
- ha->ip_config.ipv6_default_router_state =
- ISCSI_ROUTER_STATE_STALE;
- break;
- default:
- ha->ip_config.ipv6_default_router_state =
- ISCSI_ROUTER_STATE_UNKNOWN;
- }
- ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[0] = 0xFE;
- ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[1] = 0x80;
- memcpy(&ha->ip_config.ipv6_link_local_addr.in6_u.u6_addr8[8],
- init_fw_cb->ipv6_if_id,
- min(sizeof(ha->ip_config.ipv6_link_local_addr)/2,
- sizeof(init_fw_cb->ipv6_if_id)));
- memcpy(&ha->ip_config.ipv6_addr0, init_fw_cb->ipv6_addr0,
- min(sizeof(ha->ip_config.ipv6_addr0),
- sizeof(init_fw_cb->ipv6_addr0)));
- memcpy(&ha->ip_config.ipv6_addr1, init_fw_cb->ipv6_addr1,
- min(sizeof(ha->ip_config.ipv6_addr1),
- sizeof(init_fw_cb->ipv6_addr1)));
- memcpy(&ha->ip_config.ipv6_default_router_addr,
- init_fw_cb->ipv6_dflt_rtr_addr,
- min(sizeof(ha->ip_config.ipv6_default_router_addr),
- sizeof(init_fw_cb->ipv6_dflt_rtr_addr)));
- ha->ip_config.ipv6_vlan_tag =
- be16_to_cpu(init_fw_cb->ipv6_vlan_tag);
- ha->ip_config.ipv6_port = le16_to_cpu(init_fw_cb->ipv6_port);
- ha->ip_config.ipv6_cache_id = init_fw_cb->ipv6_cache_id;
- ha->ip_config.ipv6_flow_lbl =
- le16_to_cpu(init_fw_cb->ipv6_flow_lbl);
- ha->ip_config.ipv6_traffic_class =
- init_fw_cb->ipv6_traffic_class;
- ha->ip_config.ipv6_hop_limit = init_fw_cb->ipv6_hop_limit;
- ha->ip_config.ipv6_nd_reach_time =
- le32_to_cpu(init_fw_cb->ipv6_nd_reach_time);
- ha->ip_config.ipv6_nd_rexmit_timer =
- le32_to_cpu(init_fw_cb->ipv6_nd_rexmit_timer);
- ha->ip_config.ipv6_nd_stale_timeout =
- le32_to_cpu(init_fw_cb->ipv6_nd_stale_timeout);
- ha->ip_config.ipv6_dup_addr_detect_count =
- init_fw_cb->ipv6_dup_addr_detect_count;
- ha->ip_config.ipv6_gw_advrt_mtu =
- le32_to_cpu(init_fw_cb->ipv6_gw_advrt_mtu);
- ha->ip_config.ipv6_tcp_wsf = init_fw_cb->ipv6_tcp_wsf;
- }
- }
- uint8_t
- qla4xxx_update_local_ifcb(struct scsi_qla_host *ha,
- uint32_t *mbox_cmd,
- uint32_t *mbox_sts,
- struct addr_ctrl_blk *init_fw_cb,
- dma_addr_t init_fw_cb_dma)
- {
- if (qla4xxx_get_ifcb(ha, mbox_cmd, mbox_sts, init_fw_cb_dma)
- != QLA_SUCCESS) {
- DEBUG2(printk(KERN_WARNING
- "scsi%ld: %s: Failed to get init_fw_ctrl_blk\n",
- ha->host_no, __func__));
- return QLA_ERROR;
- }
- DEBUG2(qla4xxx_dump_buffer(init_fw_cb, sizeof(struct addr_ctrl_blk)));
- /* Save some info in adapter structure. */
- ha->acb_version = init_fw_cb->acb_version;
- ha->firmware_options = le16_to_cpu(init_fw_cb->fw_options);
- ha->heartbeat_interval = init_fw_cb->hb_interval;
- memcpy(ha->name_string, init_fw_cb->iscsi_name,
- min(sizeof(ha->name_string),
- sizeof(init_fw_cb->iscsi_name)));
- ha->def_timeout = le16_to_cpu(init_fw_cb->def_timeout);
- /*memcpy(ha->alias, init_fw_cb->Alias,
- min(sizeof(ha->alias), sizeof(init_fw_cb->Alias)));*/
- qla4xxx_update_local_ip(ha, init_fw_cb);
- return QLA_SUCCESS;
- }
- /**
- * qla4xxx_initialize_fw_cb - initializes firmware control block.
- * @ha: Pointer to host adapter structure.
- **/
- int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha)
- {
- struct addr_ctrl_blk *init_fw_cb;
- dma_addr_t init_fw_cb_dma;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_ERROR;
- init_fw_cb = dma_alloc_coherent(&ha->pdev->dev,
- sizeof(struct addr_ctrl_blk),
- &init_fw_cb_dma, GFP_KERNEL);
- if (init_fw_cb == NULL) {
- DEBUG2(printk("scsi%ld: %s: Unable to alloc init_cb\n",
- ha->host_no, __func__));
- goto exit_init_fw_cb_no_free;
- }
- memset(init_fw_cb, 0, sizeof(struct addr_ctrl_blk));
- /* Get Initialize Firmware Control Block. */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) !=
- QLA_SUCCESS) {
- dma_free_coherent(&ha->pdev->dev,
- sizeof(struct addr_ctrl_blk),
- init_fw_cb, init_fw_cb_dma);
- goto exit_init_fw_cb;
- }
- /* Fill in the request and response queue information. */
- init_fw_cb->rqq_consumer_idx = cpu_to_le16(ha->request_out);
- init_fw_cb->compq_producer_idx = cpu_to_le16(ha->response_in);
- init_fw_cb->rqq_len = __constant_cpu_to_le16(REQUEST_QUEUE_DEPTH);
- init_fw_cb->compq_len = __constant_cpu_to_le16(RESPONSE_QUEUE_DEPTH);
- init_fw_cb->rqq_addr_lo = cpu_to_le32(LSDW(ha->request_dma));
- init_fw_cb->rqq_addr_hi = cpu_to_le32(MSDW(ha->request_dma));
- init_fw_cb->compq_addr_lo = cpu_to_le32(LSDW(ha->response_dma));
- init_fw_cb->compq_addr_hi = cpu_to_le32(MSDW(ha->response_dma));
- init_fw_cb->shdwreg_addr_lo = cpu_to_le32(LSDW(ha->shadow_regs_dma));
- init_fw_cb->shdwreg_addr_hi = cpu_to_le32(MSDW(ha->shadow_regs_dma));
- /* Set up required options. */
- init_fw_cb->fw_options |=
- __constant_cpu_to_le16(FWOPT_SESSION_MODE |
- FWOPT_INITIATOR_MODE);
- if (is_qla80XX(ha))
- init_fw_cb->fw_options |=
- __constant_cpu_to_le16(FWOPT_ENABLE_CRBDB);
- init_fw_cb->fw_options &= __constant_cpu_to_le16(~FWOPT_TARGET_MODE);
- init_fw_cb->add_fw_options = 0;
- init_fw_cb->add_fw_options |=
- __constant_cpu_to_le16(ADFWOPT_SERIALIZE_TASK_MGMT);
- init_fw_cb->add_fw_options |=
- __constant_cpu_to_le16(ADFWOPT_AUTOCONN_DISABLE);
- if (qla4xxx_set_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma)
- != QLA_SUCCESS) {
- DEBUG2(printk(KERN_WARNING
- "scsi%ld: %s: Failed to set init_fw_ctrl_blk\n",
- ha->host_no, __func__));
- goto exit_init_fw_cb;
- }
- if (qla4xxx_update_local_ifcb(ha, &mbox_cmd[0], &mbox_sts[0],
- init_fw_cb, init_fw_cb_dma) != QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: Failed to update local ifcb\n",
- ha->host_no, __func__));
- goto exit_init_fw_cb;
- }
- status = QLA_SUCCESS;
- exit_init_fw_cb:
- dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk),
- init_fw_cb, init_fw_cb_dma);
- exit_init_fw_cb_no_free:
- return status;
- }
- /**
- * qla4xxx_get_dhcp_ip_address - gets HBA ip address via DHCP
- * @ha: Pointer to host adapter structure.
- **/
- int qla4xxx_get_dhcp_ip_address(struct scsi_qla_host * ha)
- {
- struct addr_ctrl_blk *init_fw_cb;
- dma_addr_t init_fw_cb_dma;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- init_fw_cb = dma_alloc_coherent(&ha->pdev->dev,
- sizeof(struct addr_ctrl_blk),
- &init_fw_cb_dma, GFP_KERNEL);
- if (init_fw_cb == NULL) {
- printk("scsi%ld: %s: Unable to alloc init_cb\n", ha->host_no,
- __func__);
- return QLA_ERROR;
- }
- /* Get Initialize Firmware Control Block. */
- memset(init_fw_cb, 0, sizeof(struct addr_ctrl_blk));
- if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) !=
- QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: Failed to get init_fw_ctrl_blk\n",
- ha->host_no, __func__));
- dma_free_coherent(&ha->pdev->dev,
- sizeof(struct addr_ctrl_blk),
- init_fw_cb, init_fw_cb_dma);
- return QLA_ERROR;
- }
- /* Save IP Address. */
- qla4xxx_update_local_ip(ha, init_fw_cb);
- dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk),
- init_fw_cb, init_fw_cb_dma);
- return QLA_SUCCESS;
- }
- /**
- * qla4xxx_get_firmware_state - gets firmware state of HBA
- * @ha: Pointer to host adapter structure.
- **/
- int qla4xxx_get_firmware_state(struct scsi_qla_host * ha)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- /* Get firmware version */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_GET_FW_STATE;
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 4, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_FW_STATE failed w/ "
- "status %04X\n", ha->host_no, __func__,
- mbox_sts[0]));
- return QLA_ERROR;
- }
- ha->firmware_state = mbox_sts[1];
- ha->board_id = mbox_sts[2];
- ha->addl_fw_state = mbox_sts[3];
- DEBUG2(printk("scsi%ld: %s firmware_state=0x%x\n",
- ha->host_no, __func__, ha->firmware_state);)
- return QLA_SUCCESS;
- }
- /**
- * qla4xxx_get_firmware_status - retrieves firmware status
- * @ha: Pointer to host adapter structure.
- **/
- int qla4xxx_get_firmware_status(struct scsi_qla_host * ha)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- /* Get firmware version */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_GET_FW_STATUS;
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 3, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_FW_STATUS failed w/ "
- "status %04X\n", ha->host_no, __func__,
- mbox_sts[0]));
- return QLA_ERROR;
- }
- /* High-water mark of IOCBs */
- ha->iocb_hiwat = mbox_sts[2];
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "%s: firmware IOCBs available = %d\n", __func__,
- ha->iocb_hiwat));
- if (ha->iocb_hiwat > IOCB_HIWAT_CUSHION)
- ha->iocb_hiwat -= IOCB_HIWAT_CUSHION;
- /* Ideally, we should not enter this code, as the # of firmware
- * IOCBs is hard-coded in the firmware. We set a default
- * iocb_hiwat here just in case */
- if (ha->iocb_hiwat == 0) {
- ha->iocb_hiwat = REQUEST_QUEUE_DEPTH / 4;
- DEBUG2(ql4_printk(KERN_WARNING, ha,
- "%s: Setting IOCB's to = %d\n", __func__,
- ha->iocb_hiwat));
- }
- return QLA_SUCCESS;
- }
- /**
- * qla4xxx_get_fwddb_entry - retrieves firmware ddb entry
- * @ha: Pointer to host adapter structure.
- * @fw_ddb_index: Firmware's device database index
- * @fw_ddb_entry: Pointer to firmware's device database entry structure
- * @num_valid_ddb_entries: Pointer to number of valid ddb entries
- * @next_ddb_index: Pointer to next valid device database index
- * @fw_ddb_device_state: Pointer to device state
- **/
- int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha,
- uint16_t fw_ddb_index,
- struct dev_db_entry *fw_ddb_entry,
- dma_addr_t fw_ddb_entry_dma,
- uint32_t *num_valid_ddb_entries,
- uint32_t *next_ddb_index,
- uint32_t *fw_ddb_device_state,
- uint32_t *conn_err_detail,
- uint16_t *tcp_source_port_num,
- uint16_t *connection_id)
- {
- int status = QLA_ERROR;
- uint16_t options;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- /* Make sure the device index is valid */
- if (fw_ddb_index >= MAX_DDB_ENTRIES) {
- DEBUG2(printk("scsi%ld: %s: ddb [%d] out of range.\n",
- ha->host_no, __func__, fw_ddb_index));
- goto exit_get_fwddb;
- }
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- if (fw_ddb_entry)
- memset(fw_ddb_entry, 0, sizeof(struct dev_db_entry));
- mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY;
- mbox_cmd[1] = (uint32_t) fw_ddb_index;
- mbox_cmd[2] = LSDW(fw_ddb_entry_dma);
- mbox_cmd[3] = MSDW(fw_ddb_entry_dma);
- mbox_cmd[4] = sizeof(struct dev_db_entry);
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 7, &mbox_cmd[0], &mbox_sts[0]) ==
- QLA_ERROR) {
- DEBUG2(printk("scsi%ld: %s: MBOX_CMD_GET_DATABASE_ENTRY failed"
- " with status 0x%04X\n", ha->host_no, __func__,
- mbox_sts[0]));
- goto exit_get_fwddb;
- }
- if (fw_ddb_index != mbox_sts[1]) {
- DEBUG2(printk("scsi%ld: %s: ddb mismatch [%d] != [%d].\n",
- ha->host_no, __func__, fw_ddb_index,
- mbox_sts[1]));
- goto exit_get_fwddb;
- }
- if (fw_ddb_entry) {
- options = le16_to_cpu(fw_ddb_entry->options);
- if (options & DDB_OPT_IPV6_DEVICE) {
- ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d "
- "Next %d State %04x ConnErr %08x %pI6 "
- ":%04d \"%s\"\n", __func__, fw_ddb_index,
- mbox_sts[0], mbox_sts[2], mbox_sts[3],
- mbox_sts[4], mbox_sts[5],
- fw_ddb_entry->ip_addr,
- le16_to_cpu(fw_ddb_entry->port),
- fw_ddb_entry->iscsi_name);
- } else {
- ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d "
- "Next %d State %04x ConnErr %08x %pI4 "
- ":%04d \"%s\"\n", __func__, fw_ddb_index,
- mbox_sts[0], mbox_sts[2], mbox_sts[3],
- mbox_sts[4], mbox_sts[5],
- fw_ddb_entry->ip_addr,
- le16_to_cpu(fw_ddb_entry->port),
- fw_ddb_entry->iscsi_name);
- }
- }
- if (num_valid_ddb_entries)
- *num_valid_ddb_entries = mbox_sts[2];
- if (next_ddb_index)
- *next_ddb_index = mbox_sts[3];
- if (fw_ddb_device_state)
- *fw_ddb_device_state = mbox_sts[4];
- /*
- * RA: This mailbox has been changed to pass connection error and
- * details. Its true for ISP4010 as per Version E - Not sure when it
- * was changed. Get the time2wait from the fw_dd_entry field :
- * default_time2wait which we call it as minTime2Wait DEV_DB_ENTRY
- * struct.
- */
- if (conn_err_detail)
- *conn_err_detail = mbox_sts[5];
- if (tcp_source_port_num)
- *tcp_source_port_num = (uint16_t) (mbox_sts[6] >> 16);
- if (connection_id)
- *connection_id = (uint16_t) mbox_sts[6] & 0x00FF;
- status = QLA_SUCCESS;
- exit_get_fwddb:
- return status;
- }
- int qla4xxx_conn_open(struct scsi_qla_host *ha, uint16_t fw_ddb_index)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_CONN_OPEN;
- mbox_cmd[1] = fw_ddb_index;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0],
- &mbox_sts[0]);
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "%s: status = %d mbx0 = 0x%x mbx1 = 0x%x\n",
- __func__, status, mbox_sts[0], mbox_sts[1]));
- return status;
- }
- /**
- * qla4xxx_set_fwddb_entry - sets a ddb entry.
- * @ha: Pointer to host adapter structure.
- * @fw_ddb_index: Firmware's device database index
- * @fw_ddb_entry_dma: dma address of ddb entry
- * @mbx_sts: mailbox 0 to be returned or NULL
- *
- * This routine initializes or updates the adapter's device database
- * entry for the specified device.
- **/
- int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index,
- dma_addr_t fw_ddb_entry_dma, uint32_t *mbx_sts)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- /* Do not wait for completion. The firmware will send us an
- * ASTS_DATABASE_CHANGED (0x8014) to notify us of the login status.
- */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_SET_DATABASE_ENTRY;
- mbox_cmd[1] = (uint32_t) fw_ddb_index;
- mbox_cmd[2] = LSDW(fw_ddb_entry_dma);
- mbox_cmd[3] = MSDW(fw_ddb_entry_dma);
- mbox_cmd[4] = sizeof(struct dev_db_entry);
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0],
- &mbox_sts[0]);
- if (mbx_sts)
- *mbx_sts = mbox_sts[0];
- DEBUG2(printk("scsi%ld: %s: status=%d mbx0=0x%x mbx4=0x%x\n",
- ha->host_no, __func__, status, mbox_sts[0], mbox_sts[4]);)
- return status;
- }
- int qla4xxx_session_logout_ddb(struct scsi_qla_host *ha,
- struct ddb_entry *ddb_entry, int options)
- {
- int status;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_CONN_CLOSE_SESS_LOGOUT;
- mbox_cmd[1] = ddb_entry->fw_ddb_index;
- mbox_cmd[3] = options;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "%s: MBOX_CMD_CONN_CLOSE_SESS_LOGOUT "
- "failed sts %04X %04X", __func__,
- mbox_sts[0], mbox_sts[1]));
- if ((mbox_sts[0] == MBOX_STS_COMMAND_ERROR) &&
- (mbox_sts[1] == DDB_NOT_LOGGED_IN)) {
- set_bit(DDB_CONN_CLOSE_FAILURE, &ddb_entry->flags);
- }
- }
- return status;
- }
- /**
- * qla4xxx_get_crash_record - retrieves crash record.
- * @ha: Pointer to host adapter structure.
- *
- * This routine retrieves a crash record from the QLA4010 after an 8002h aen.
- **/
- void qla4xxx_get_crash_record(struct scsi_qla_host * ha)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- struct crash_record *crash_record = NULL;
- dma_addr_t crash_record_dma = 0;
- uint32_t crash_record_size = 0;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_cmd));
- /* Get size of crash record. */
- mbox_cmd[0] = MBOX_CMD_GET_CRASH_RECORD;
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: ERROR: Unable to retrieve size!\n",
- ha->host_no, __func__));
- goto exit_get_crash_record;
- }
- crash_record_size = mbox_sts[4];
- if (crash_record_size == 0) {
- DEBUG2(printk("scsi%ld: %s: ERROR: Crash record size is 0!\n",
- ha->host_no, __func__));
- goto exit_get_crash_record;
- }
- /* Alloc Memory for Crash Record. */
- crash_record = dma_alloc_coherent(&ha->pdev->dev, crash_record_size,
- &crash_record_dma, GFP_KERNEL);
- if (crash_record == NULL)
- goto exit_get_crash_record;
- /* Get Crash Record. */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_cmd));
- mbox_cmd[0] = MBOX_CMD_GET_CRASH_RECORD;
- mbox_cmd[2] = LSDW(crash_record_dma);
- mbox_cmd[3] = MSDW(crash_record_dma);
- mbox_cmd[4] = crash_record_size;
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS)
- goto exit_get_crash_record;
- /* Dump Crash Record. */
- exit_get_crash_record:
- if (crash_record)
- dma_free_coherent(&ha->pdev->dev, crash_record_size,
- crash_record, crash_record_dma);
- }
- /**
- * qla4xxx_get_conn_event_log - retrieves connection event log
- * @ha: Pointer to host adapter structure.
- **/
- void qla4xxx_get_conn_event_log(struct scsi_qla_host * ha)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- struct conn_event_log_entry *event_log = NULL;
- dma_addr_t event_log_dma = 0;
- uint32_t event_log_size = 0;
- uint32_t num_valid_entries;
- uint32_t oldest_entry = 0;
- uint32_t max_event_log_entries;
- uint8_t i;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_cmd));
- /* Get size of crash record. */
- mbox_cmd[0] = MBOX_CMD_GET_CONN_EVENT_LOG;
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS)
- goto exit_get_event_log;
- event_log_size = mbox_sts[4];
- if (event_log_size == 0)
- goto exit_get_event_log;
- /* Alloc Memory for Crash Record. */
- event_log = dma_alloc_coherent(&ha->pdev->dev, event_log_size,
- &event_log_dma, GFP_KERNEL);
- if (event_log == NULL)
- goto exit_get_event_log;
- /* Get Crash Record. */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_cmd));
- mbox_cmd[0] = MBOX_CMD_GET_CONN_EVENT_LOG;
- mbox_cmd[2] = LSDW(event_log_dma);
- mbox_cmd[3] = MSDW(event_log_dma);
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: ERROR: Unable to retrieve event "
- "log!\n", ha->host_no, __func__));
- goto exit_get_event_log;
- }
- /* Dump Event Log. */
- num_valid_entries = mbox_sts[1];
- max_event_log_entries = event_log_size /
- sizeof(struct conn_event_log_entry);
- if (num_valid_entries > max_event_log_entries)
- oldest_entry = num_valid_entries % max_event_log_entries;
- DEBUG3(printk("scsi%ld: Connection Event Log Dump (%d entries):\n",
- ha->host_no, num_valid_entries));
- if (ql4xextended_error_logging == 3) {
- if (oldest_entry == 0) {
- /* Circular Buffer has not wrapped around */
- for (i=0; i < num_valid_entries; i++) {
- qla4xxx_dump_buffer((uint8_t *)event_log+
- (i*sizeof(*event_log)),
- sizeof(*event_log));
- }
- }
- else {
- /* Circular Buffer has wrapped around -
- * display accordingly*/
- for (i=oldest_entry; i < max_event_log_entries; i++) {
- qla4xxx_dump_buffer((uint8_t *)event_log+
- (i*sizeof(*event_log)),
- sizeof(*event_log));
- }
- for (i=0; i < oldest_entry; i++) {
- qla4xxx_dump_buffer((uint8_t *)event_log+
- (i*sizeof(*event_log)),
- sizeof(*event_log));
- }
- }
- }
- exit_get_event_log:
- if (event_log)
- dma_free_coherent(&ha->pdev->dev, event_log_size, event_log,
- event_log_dma);
- }
- /**
- * qla4xxx_abort_task - issues Abort Task
- * @ha: Pointer to host adapter structure.
- * @srb: Pointer to srb entry
- *
- * This routine performs a LUN RESET on the specified target/lun.
- * The caller must ensure that the ddb_entry and lun_entry pointers
- * are valid before calling this routine.
- **/
- int qla4xxx_abort_task(struct scsi_qla_host *ha, struct srb *srb)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- struct scsi_cmnd *cmd = srb->cmd;
- int status = QLA_SUCCESS;
- unsigned long flags = 0;
- uint32_t index;
- /*
- * Send abort task command to ISP, so that the ISP will return
- * request with ABORT status
- */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- spin_lock_irqsave(&ha->hardware_lock, flags);
- index = (unsigned long)(unsigned char *)cmd->host_scribble;
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- /* Firmware already posted completion on response queue */
- if (index == MAX_SRBS)
- return status;
- mbox_cmd[0] = MBOX_CMD_ABORT_TASK;
- mbox_cmd[1] = srb->ddb->fw_ddb_index;
- mbox_cmd[2] = index;
- /* Immediate Command Enable */
- mbox_cmd[5] = 0x01;
- qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0],
- &mbox_sts[0]);
- if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE) {
- status = QLA_ERROR;
- DEBUG2(printk(KERN_WARNING "scsi%ld:%d:%llu: abort task FAILED: "
- "mbx0=%04X, mb1=%04X, mb2=%04X, mb3=%04X, mb4=%04X\n",
- ha->host_no, cmd->device->id, cmd->device->lun, mbox_sts[0],
- mbox_sts[1], mbox_sts[2], mbox_sts[3], mbox_sts[4]));
- }
- return status;
- }
- /**
- * qla4xxx_reset_lun - issues LUN Reset
- * @ha: Pointer to host adapter structure.
- * @ddb_entry: Pointer to device database entry
- * @lun: lun number
- *
- * This routine performs a LUN RESET on the specified target/lun.
- * The caller must ensure that the ddb_entry and lun_entry pointers
- * are valid before calling this routine.
- **/
- int qla4xxx_reset_lun(struct scsi_qla_host * ha, struct ddb_entry * ddb_entry,
- uint64_t lun)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- uint32_t scsi_lun[2];
- int status = QLA_SUCCESS;
- DEBUG2(printk("scsi%ld:%d:%llu: lun reset issued\n", ha->host_no,
- ddb_entry->fw_ddb_index, lun));
- /*
- * Send lun reset command to ISP, so that the ISP will return all
- * outstanding requests with RESET status
- */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- int_to_scsilun(lun, (struct scsi_lun *) scsi_lun);
- mbox_cmd[0] = MBOX_CMD_LUN_RESET;
- mbox_cmd[1] = ddb_entry->fw_ddb_index;
- /* FW expects LUN bytes 0-3 in Incoming Mailbox 2
- * (LUN byte 0 is LSByte, byte 3 is MSByte) */
- mbox_cmd[2] = cpu_to_le32(scsi_lun[0]);
- /* FW expects LUN bytes 4-7 in Incoming Mailbox 3
- * (LUN byte 4 is LSByte, byte 7 is MSByte) */
- mbox_cmd[3] = cpu_to_le32(scsi_lun[1]);
- mbox_cmd[5] = 0x01; /* Immediate Command Enable */
- qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]);
- if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE &&
- mbox_sts[0] != MBOX_STS_COMMAND_ERROR)
- status = QLA_ERROR;
- return status;
- }
- /**
- * qla4xxx_reset_target - issues target Reset
- * @ha: Pointer to host adapter structure.
- * @db_entry: Pointer to device database entry
- * @un_entry: Pointer to lun entry structure
- *
- * This routine performs a TARGET RESET on the specified target.
- * The caller must ensure that the ddb_entry pointers
- * are valid before calling this routine.
- **/
- int qla4xxx_reset_target(struct scsi_qla_host *ha,
- struct ddb_entry *ddb_entry)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_SUCCESS;
- DEBUG2(printk("scsi%ld:%d: target reset issued\n", ha->host_no,
- ddb_entry->fw_ddb_index));
- /*
- * Send target reset command to ISP, so that the ISP will return all
- * outstanding requests with RESET status
- */
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_TARGET_WARM_RESET;
- mbox_cmd[1] = ddb_entry->fw_ddb_index;
- mbox_cmd[5] = 0x01; /* Immediate Command Enable */
- qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0],
- &mbox_sts[0]);
- if (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE &&
- mbox_sts[0] != MBOX_STS_COMMAND_ERROR)
- status = QLA_ERROR;
- return status;
- }
- int qla4xxx_get_flash(struct scsi_qla_host * ha, dma_addr_t dma_addr,
- uint32_t offset, uint32_t len)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_READ_FLASH;
- mbox_cmd[1] = LSDW(dma_addr);
- mbox_cmd[2] = MSDW(dma_addr);
- mbox_cmd[3] = offset;
- mbox_cmd[4] = len;
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: MBOX_CMD_READ_FLASH, failed w/ "
- "status %04X %04X, offset %08x, len %08x\n", ha->host_no,
- __func__, mbox_sts[0], mbox_sts[1], offset, len));
- return QLA_ERROR;
- }
- return QLA_SUCCESS;
- }
- /**
- * qla4xxx_about_firmware - gets FW, iscsi draft and boot loader version
- * @ha: Pointer to host adapter structure.
- *
- * Retrieves the FW version, iSCSI draft version & bootloader version of HBA.
- * Mailboxes 2 & 3 may hold an address for data. Make sure that we write 0 to
- * those mailboxes, if unused.
- **/
- int qla4xxx_about_firmware(struct scsi_qla_host *ha)
- {
- struct about_fw_info *about_fw = NULL;
- dma_addr_t about_fw_dma;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_ERROR;
- about_fw = dma_alloc_coherent(&ha->pdev->dev,
- sizeof(struct about_fw_info),
- &about_fw_dma, GFP_KERNEL);
- if (!about_fw) {
- DEBUG2(ql4_printk(KERN_ERR, ha, "%s: Unable to alloc memory "
- "for about_fw\n", __func__));
- return status;
- }
- memset(about_fw, 0, sizeof(struct about_fw_info));
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_ABOUT_FW;
- mbox_cmd[2] = LSDW(about_fw_dma);
- mbox_cmd[3] = MSDW(about_fw_dma);
- mbox_cmd[4] = sizeof(struct about_fw_info);
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT,
- &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_ABOUT_FW "
- "failed w/ status %04X\n", __func__,
- mbox_sts[0]));
- goto exit_about_fw;
- }
- /* Save version information. */
- ha->fw_info.fw_major = le16_to_cpu(about_fw->fw_major);
- ha->fw_info.fw_minor = le16_to_cpu(about_fw->fw_minor);
- ha->fw_info.fw_patch = le16_to_cpu(about_fw->fw_patch);
- ha->fw_info.fw_build = le16_to_cpu(about_fw->fw_build);
- memcpy(ha->fw_info.fw_build_date, about_fw->fw_build_date,
- sizeof(about_fw->fw_build_date));
- memcpy(ha->fw_info.fw_build_time, about_fw->fw_build_time,
- sizeof(about_fw->fw_build_time));
- strcpy((char *)ha->fw_info.fw_build_user,
- skip_spaces((char *)about_fw->fw_build_user));
- ha->fw_info.fw_load_source = le16_to_cpu(about_fw->fw_load_source);
- ha->fw_info.iscsi_major = le16_to_cpu(about_fw->iscsi_major);
- ha->fw_info.iscsi_minor = le16_to_cpu(about_fw->iscsi_minor);
- ha->fw_info.bootload_major = le16_to_cpu(about_fw->bootload_major);
- ha->fw_info.bootload_minor = le16_to_cpu(about_fw->bootload_minor);
- ha->fw_info.bootload_patch = le16_to_cpu(about_fw->bootload_patch);
- ha->fw_info.bootload_build = le16_to_cpu(about_fw->bootload_build);
- strcpy((char *)ha->fw_info.extended_timestamp,
- skip_spaces((char *)about_fw->extended_timestamp));
- ha->fw_uptime_secs = le32_to_cpu(mbox_sts[5]);
- ha->fw_uptime_msecs = le32_to_cpu(mbox_sts[6]);
- status = QLA_SUCCESS;
- exit_about_fw:
- dma_free_coherent(&ha->pdev->dev, sizeof(struct about_fw_info),
- about_fw, about_fw_dma);
- return status;
- }
- int qla4xxx_get_default_ddb(struct scsi_qla_host *ha, uint32_t options,
- dma_addr_t dma_addr)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_GET_DATABASE_ENTRY_DEFAULTS;
- mbox_cmd[1] = options;
- mbox_cmd[2] = LSDW(dma_addr);
- mbox_cmd[3] = MSDW(dma_addr);
- if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]) !=
- QLA_SUCCESS) {
- DEBUG2(printk("scsi%ld: %s: failed status %04X\n",
- ha->host_no, __func__, mbox_sts[0]));
- return QLA_ERROR;
- }
- return QLA_SUCCESS;
- }
- int qla4xxx_req_ddb_entry(struct scsi_qla_host *ha, uint32_t ddb_index,
- uint32_t *mbx_sts)
- {
- int status;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_REQUEST_DATABASE_ENTRY;
- mbox_cmd[1] = ddb_index;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n",
- __func__, mbox_sts[0]));
- }
- *mbx_sts = mbox_sts[0];
- return status;
- }
- int qla4xxx_clear_ddb_entry(struct scsi_qla_host *ha, uint32_t ddb_index)
- {
- int status;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_CLEAR_DATABASE_ENTRY;
- mbox_cmd[1] = ddb_index;
- status = qla4xxx_mailbox_command(ha, 2, 1, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n",
- __func__, mbox_sts[0]));
- }
- return status;
- }
- int qla4xxx_set_flash(struct scsi_qla_host *ha, dma_addr_t dma_addr,
- uint32_t offset, uint32_t length, uint32_t options)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_SUCCESS;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_WRITE_FLASH;
- mbox_cmd[1] = LSDW(dma_addr);
- mbox_cmd[2] = MSDW(dma_addr);
- mbox_cmd[3] = offset;
- mbox_cmd[4] = length;
- mbox_cmd[5] = options;
- status = qla4xxx_mailbox_command(ha, 6, 2, &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_WRITE_FLASH "
- "failed w/ status %04X, mbx1 %04X\n",
- __func__, mbox_sts[0], mbox_sts[1]));
- }
- return status;
- }
- int qla4xxx_bootdb_by_index(struct scsi_qla_host *ha,
- struct dev_db_entry *fw_ddb_entry,
- dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index)
- {
- uint32_t dev_db_start_offset = FLASH_OFFSET_DB_INFO;
- uint32_t dev_db_end_offset;
- int status = QLA_ERROR;
- memset(fw_ddb_entry, 0, sizeof(*fw_ddb_entry));
- dev_db_start_offset += (ddb_index * sizeof(*fw_ddb_entry));
- dev_db_end_offset = FLASH_OFFSET_DB_END;
- if (dev_db_start_offset > dev_db_end_offset) {
- DEBUG2(ql4_printk(KERN_ERR, ha,
- "%s:Invalid DDB index %d", __func__,
- ddb_index));
- goto exit_bootdb_failed;
- }
- if (qla4xxx_get_flash(ha, fw_ddb_entry_dma, dev_db_start_offset,
- sizeof(*fw_ddb_entry)) != QLA_SUCCESS) {
- ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash"
- "failed\n", ha->host_no, __func__);
- goto exit_bootdb_failed;
- }
- if (fw_ddb_entry->cookie == DDB_VALID_COOKIE)
- status = QLA_SUCCESS;
- exit_bootdb_failed:
- return status;
- }
- int qla4xxx_flashdb_by_index(struct scsi_qla_host *ha,
- struct dev_db_entry *fw_ddb_entry,
- dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index)
- {
- uint32_t dev_db_start_offset;
- uint32_t dev_db_end_offset;
- int status = QLA_ERROR;
- memset(fw_ddb_entry, 0, sizeof(*fw_ddb_entry));
- if (is_qla40XX(ha)) {
- dev_db_start_offset = FLASH_OFFSET_DB_INFO;
- dev_db_end_offset = FLASH_OFFSET_DB_END;
- } else {
- dev_db_start_offset = FLASH_RAW_ACCESS_ADDR +
- (ha->hw.flt_region_ddb << 2);
- /* flt_ddb_size is DDB table size for both ports
- * so divide it by 2 to calculate the offset for second port
- */
- if (ha->port_num == 1)
- dev_db_start_offset += (ha->hw.flt_ddb_size / 2);
- dev_db_end_offset = dev_db_start_offset +
- (ha->hw.flt_ddb_size / 2);
- }
- dev_db_start_offset += (ddb_index * sizeof(*fw_ddb_entry));
- if (dev_db_start_offset > dev_db_end_offset) {
- DEBUG2(ql4_printk(KERN_ERR, ha,
- "%s:Invalid DDB index %d", __func__,
- ddb_index));
- goto exit_fdb_failed;
- }
- if (qla4xxx_get_flash(ha, fw_ddb_entry_dma, dev_db_start_offset,
- sizeof(*fw_ddb_entry)) != QLA_SUCCESS) {
- ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash failed\n",
- ha->host_no, __func__);
- goto exit_fdb_failed;
- }
- if (fw_ddb_entry->cookie == DDB_VALID_COOKIE)
- status = QLA_SUCCESS;
- exit_fdb_failed:
- return status;
- }
- int qla4xxx_get_chap(struct scsi_qla_host *ha, char *username, char *password,
- uint16_t idx)
- {
- int ret = 0;
- int rval = QLA_ERROR;
- uint32_t offset = 0, chap_size;
- struct ql4_chap_table *chap_table;
- dma_addr_t chap_dma;
- chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
- if (chap_table == NULL)
- return -ENOMEM;
- chap_size = sizeof(struct ql4_chap_table);
- memset(chap_table, 0, chap_size);
- if (is_qla40XX(ha))
- offset = FLASH_CHAP_OFFSET | (idx * chap_size);
- else {
- offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2);
- /* flt_chap_size is CHAP table size for both ports
- * so divide it by 2 to calculate the offset for second port
- */
- if (ha->port_num == 1)
- offset += (ha->hw.flt_chap_size / 2);
- offset += (idx * chap_size);
- }
- rval = qla4xxx_get_flash(ha, chap_dma, offset, chap_size);
- if (rval != QLA_SUCCESS) {
- ret = -EINVAL;
- goto exit_get_chap;
- }
- DEBUG2(ql4_printk(KERN_INFO, ha, "Chap Cookie: x%x\n",
- __le16_to_cpu(chap_table->cookie)));
- if (__le16_to_cpu(chap_table->cookie) != CHAP_VALID_COOKIE) {
- ql4_printk(KERN_ERR, ha, "No valid chap entry found\n");
- goto exit_get_chap;
- }
- strlcpy(password, chap_table->secret, QL4_CHAP_MAX_SECRET_LEN);
- strlcpy(username, chap_table->name, QL4_CHAP_MAX_NAME_LEN);
- chap_table->cookie = __constant_cpu_to_le16(CHAP_VALID_COOKIE);
- exit_get_chap:
- dma_pool_free(ha->chap_dma_pool, chap_table, chap_dma);
- return ret;
- }
- /**
- * qla4xxx_set_chap - Make a chap entry at the given index
- * @ha: pointer to adapter structure
- * @username: CHAP username to set
- * @password: CHAP password to set
- * @idx: CHAP index at which to make the entry
- * @bidi: type of chap entry (chap_in or chap_out)
- *
- * Create chap entry at the given index with the information provided.
- *
- * Note: Caller should acquire the chap lock before getting here.
- **/
- int qla4xxx_set_chap(struct scsi_qla_host *ha, char *username, char *password,
- uint16_t idx, int bidi)
- {
- int ret = 0;
- int rval = QLA_ERROR;
- uint32_t offset = 0;
- struct ql4_chap_table *chap_table;
- uint32_t chap_size = 0;
- dma_addr_t chap_dma;
- chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
- if (chap_table == NULL) {
- ret = -ENOMEM;
- goto exit_set_chap;
- }
- memset(chap_table, 0, sizeof(struct ql4_chap_table));
- if (bidi)
- chap_table->flags |= BIT_6; /* peer */
- else
- chap_table->flags |= BIT_7; /* local */
- chap_table->secret_len = strlen(password);
- strncpy(chap_table->secret, password, MAX_CHAP_SECRET_LEN - 1);
- strncpy(chap_table->name, username, MAX_CHAP_NAME_LEN - 1);
- chap_table->cookie = __constant_cpu_to_le16(CHAP_VALID_COOKIE);
- if (is_qla40XX(ha)) {
- chap_size = MAX_CHAP_ENTRIES_40XX * sizeof(*chap_table);
- offset = FLASH_CHAP_OFFSET;
- } else { /* Single region contains CHAP info for both ports which is
- * divided into half for each port.
- */
- chap_size = ha->hw.flt_chap_size / 2;
- offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2);
- if (ha->port_num == 1)
- offset += chap_size;
- }
- offset += (idx * sizeof(struct ql4_chap_table));
- rval = qla4xxx_set_flash(ha, chap_dma, offset,
- sizeof(struct ql4_chap_table),
- FLASH_OPT_RMW_COMMIT);
- if (rval == QLA_SUCCESS && ha->chap_list) {
- /* Update ha chap_list cache */
- memcpy((struct ql4_chap_table *)ha->chap_list + idx,
- chap_table, sizeof(struct ql4_chap_table));
- }
- dma_pool_free(ha->chap_dma_pool, chap_table, chap_dma);
- if (rval != QLA_SUCCESS)
- ret = -EINVAL;
- exit_set_chap:
- return ret;
- }
- int qla4xxx_get_uni_chap_at_index(struct scsi_qla_host *ha, char *username,
- char *password, uint16_t chap_index)
- {
- int rval = QLA_ERROR;
- struct ql4_chap_table *chap_table = NULL;
- int max_chap_entries;
- if (!ha->chap_list) {
- ql4_printk(KERN_ERR, ha, "Do not have CHAP table cache\n");
- rval = QLA_ERROR;
- goto exit_uni_chap;
- }
- if (!username || !password) {
- ql4_printk(KERN_ERR, ha, "No memory for username & secret\n");
- rval = QLA_ERROR;
- goto exit_uni_chap;
- }
- if (is_qla80XX(ha))
- max_chap_entries = (ha->hw.flt_chap_size / 2) /
- sizeof(struct ql4_chap_table);
- else
- max_chap_entries = MAX_CHAP_ENTRIES_40XX;
- if (chap_index > max_chap_entries) {
- ql4_printk(KERN_ERR, ha, "Invalid Chap index\n");
- rval = QLA_ERROR;
- goto exit_uni_chap;
- }
- mutex_lock(&ha->chap_sem);
- chap_table = (struct ql4_chap_table *)ha->chap_list + chap_index;
- if (chap_table->cookie != __constant_cpu_to_le16(CHAP_VALID_COOKIE)) {
- rval = QLA_ERROR;
- goto exit_unlock_uni_chap;
- }
- if (!(chap_table->flags & BIT_7)) {
- ql4_printk(KERN_ERR, ha, "Unidirectional entry not set\n");
- rval = QLA_ERROR;
- goto exit_unlock_uni_chap;
- }
- strlcpy(password, chap_table->secret, MAX_CHAP_SECRET_LEN);
- strlcpy(username, chap_table->name, MAX_CHAP_NAME_LEN);
- rval = QLA_SUCCESS;
- exit_unlock_uni_chap:
- mutex_unlock(&ha->chap_sem);
- exit_uni_chap:
- return rval;
- }
- /**
- * qla4xxx_get_chap_index - Get chap index given username and secret
- * @ha: pointer to adapter structure
- * @username: CHAP username to be searched
- * @password: CHAP password to be searched
- * @bidi: Is this a BIDI CHAP
- * @chap_index: CHAP index to be returned
- *
- * Match the username and password in the chap_list, return the index if a
- * match is found. If a match is not found then add the entry in FLASH and
- * return the index at which entry is written in the FLASH.
- **/
- int qla4xxx_get_chap_index(struct scsi_qla_host *ha, char *username,
- char *password, int bidi, uint16_t *chap_index)
- {
- int i, rval;
- int free_index = -1;
- int found_index = 0;
- int max_chap_entries = 0;
- struct ql4_chap_table *chap_table;
- if (is_qla80XX(ha))
- max_chap_entries = (ha->hw.flt_chap_size / 2) /
- sizeof(struct ql4_chap_table);
- else
- max_chap_entries = MAX_CHAP_ENTRIES_40XX;
- if (!ha->chap_list) {
- ql4_printk(KERN_ERR, ha, "Do not have CHAP table cache\n");
- return QLA_ERROR;
- }
- if (!username || !password) {
- ql4_printk(KERN_ERR, ha, "Do not have username and psw\n");
- return QLA_ERROR;
- }
- mutex_lock(&ha->chap_sem);
- for (i = 0; i < max_chap_entries; i++) {
- chap_table = (struct ql4_chap_table *)ha->chap_list + i;
- if (chap_table->cookie !=
- __constant_cpu_to_le16(CHAP_VALID_COOKIE)) {
- if (i > MAX_RESRV_CHAP_IDX && free_index == -1)
- free_index = i;
- continue;
- }
- if (bidi) {
- if (chap_table->flags & BIT_7)
- continue;
- } else {
- if (chap_table->flags & BIT_6)
- continue;
- }
- if (!strncmp(chap_table->secret, password,
- MAX_CHAP_SECRET_LEN) &&
- !strncmp(chap_table->name, username,
- MAX_CHAP_NAME_LEN)) {
- *chap_index = i;
- found_index = 1;
- break;
- }
- }
- /* If chap entry is not present and a free index is available then
- * write the entry in flash
- */
- if (!found_index && free_index != -1) {
- rval = qla4xxx_set_chap(ha, username, password,
- free_index, bidi);
- if (!rval) {
- *chap_index = free_index;
- found_index = 1;
- }
- }
- mutex_unlock(&ha->chap_sem);
- if (found_index)
- return QLA_SUCCESS;
- return QLA_ERROR;
- }
- int qla4xxx_conn_close_sess_logout(struct scsi_qla_host *ha,
- uint16_t fw_ddb_index,
- uint16_t connection_id,
- uint16_t option)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_SUCCESS;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_CONN_CLOSE_SESS_LOGOUT;
- mbox_cmd[1] = fw_ddb_index;
- mbox_cmd[2] = connection_id;
- mbox_cmd[3] = option;
- status = qla4xxx_mailbox_command(ha, 4, 2, &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_CONN_CLOSE "
- "option %04x failed w/ status %04X %04X\n",
- __func__, option, mbox_sts[0], mbox_sts[1]));
- }
- return status;
- }
- /**
- * qla4_84xx_extend_idc_tmo - Extend IDC Timeout.
- * @ha: Pointer to host adapter structure.
- * @ext_tmo: idc timeout value
- *
- * Requests firmware to extend the idc timeout value.
- **/
- static int qla4_84xx_extend_idc_tmo(struct scsi_qla_host *ha, uint32_t ext_tmo)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- ext_tmo &= 0xf;
- mbox_cmd[0] = MBOX_CMD_IDC_TIME_EXTEND;
- mbox_cmd[1] = ((ha->idc_info.request_desc & 0xfffff0ff) |
- (ext_tmo << 8)); /* new timeout */
- mbox_cmd[2] = ha->idc_info.info1;
- mbox_cmd[3] = ha->idc_info.info2;
- mbox_cmd[4] = ha->idc_info.info3;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT,
- mbox_cmd, mbox_sts);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "scsi%ld: %s: failed status %04X\n",
- ha->host_no, __func__, mbox_sts[0]));
- return QLA_ERROR;
- } else {
- ql4_printk(KERN_INFO, ha, "%s: IDC timeout extended by %d secs\n",
- __func__, ext_tmo);
- }
- return QLA_SUCCESS;
- }
- int qla4xxx_disable_acb(struct scsi_qla_host *ha)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_SUCCESS;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_DISABLE_ACB;
- status = qla4xxx_mailbox_command(ha, 8, 5, &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_DISABLE_ACB "
- "failed w/ status %04X %04X %04X", __func__,
- mbox_sts[0], mbox_sts[1], mbox_sts[2]));
- } else {
- if (is_qla8042(ha) &&
- test_bit(DPC_POST_IDC_ACK, &ha->dpc_flags) &&
- (mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE)) {
- /*
- * Disable ACB mailbox command takes time to complete
- * based on the total number of targets connected.
- * For 512 targets, it took approximately 5 secs to
- * complete. Setting the timeout value to 8, with the 3
- * secs buffer.
- */
- qla4_84xx_extend_idc_tmo(ha, IDC_EXTEND_TOV);
- if (!wait_for_completion_timeout(&ha->disable_acb_comp,
- IDC_EXTEND_TOV * HZ)) {
- ql4_printk(KERN_WARNING, ha, "%s: Disable ACB Completion not received\n",
- __func__);
- }
- }
- }
- return status;
- }
- int qla4xxx_get_acb(struct scsi_qla_host *ha, dma_addr_t acb_dma,
- uint32_t acb_type, uint32_t len)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_SUCCESS;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_GET_ACB;
- mbox_cmd[1] = acb_type;
- mbox_cmd[2] = LSDW(acb_dma);
- mbox_cmd[3] = MSDW(acb_dma);
- mbox_cmd[4] = len;
- status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_GET_ACB "
- "failed w/ status %04X\n", __func__,
- mbox_sts[0]));
- }
- return status;
- }
- int qla4xxx_set_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
- uint32_t *mbox_sts, dma_addr_t acb_dma)
- {
- int status = QLA_SUCCESS;
- memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT);
- memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT);
- mbox_cmd[0] = MBOX_CMD_SET_ACB;
- mbox_cmd[1] = 0; /* Primary ACB */
- mbox_cmd[2] = LSDW(acb_dma);
- mbox_cmd[3] = MSDW(acb_dma);
- mbox_cmd[4] = sizeof(struct addr_ctrl_blk);
- status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_SET_ACB "
- "failed w/ status %04X\n", __func__,
- mbox_sts[0]));
- }
- return status;
- }
- int qla4xxx_set_param_ddbentry(struct scsi_qla_host *ha,
- struct ddb_entry *ddb_entry,
- struct iscsi_cls_conn *cls_conn,
- uint32_t *mbx_sts)
- {
- struct dev_db_entry *fw_ddb_entry;
- struct iscsi_conn *conn;
- struct iscsi_session *sess;
- struct qla_conn *qla_conn;
- struct sockaddr *dst_addr;
- dma_addr_t fw_ddb_entry_dma;
- int status = QLA_SUCCESS;
- int rval = 0;
- struct sockaddr_in *addr;
- struct sockaddr_in6 *addr6;
- char *ip;
- uint16_t iscsi_opts = 0;
- uint32_t options = 0;
- uint16_t idx, *ptid;
- fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
- &fw_ddb_entry_dma, GFP_KERNEL);
- if (!fw_ddb_entry) {
- DEBUG2(ql4_printk(KERN_ERR, ha,
- "%s: Unable to allocate dma buffer.\n",
- __func__));
- rval = -ENOMEM;
- goto exit_set_param_no_free;
- }
- conn = cls_conn->dd_data;
- qla_conn = conn->dd_data;
- sess = conn->session;
- dst_addr = (struct sockaddr *)&qla_conn->qla_ep->dst_addr;
- if (dst_addr->sa_family == AF_INET6)
- options |= IPV6_DEFAULT_DDB_ENTRY;
- status = qla4xxx_get_default_ddb(ha, options, fw_ddb_entry_dma);
- if (status == QLA_ERROR) {
- rval = -EINVAL;
- goto exit_set_param;
- }
- ptid = (uint16_t *)&fw_ddb_entry->isid[1];
- *ptid = cpu_to_le16((uint16_t)ddb_entry->sess->target_id);
- DEBUG2(ql4_printk(KERN_INFO, ha, "ISID [%02x%02x%02x%02x%02x%02x]\n",
- fw_ddb_entry->isid[5], fw_ddb_entry->isid[4],
- fw_ddb_entry->isid[3], fw_ddb_entry->isid[2],
- fw_ddb_entry->isid[1], fw_ddb_entry->isid[0]));
- iscsi_opts = le16_to_cpu(fw_ddb_entry->iscsi_options);
- memset(fw_ddb_entry->iscsi_alias, 0, sizeof(fw_ddb_entry->iscsi_alias));
- memset(fw_ddb_entry->iscsi_name, 0, sizeof(fw_ddb_entry->iscsi_name));
- if (sess->targetname != NULL) {
- memcpy(fw_ddb_entry->iscsi_name, sess->targetname,
- min(strlen(sess->targetname),
- sizeof(fw_ddb_entry->iscsi_name)));
- }
- memset(fw_ddb_entry->ip_addr, 0, sizeof(fw_ddb_entry->ip_addr));
- memset(fw_ddb_entry->tgt_addr, 0, sizeof(fw_ddb_entry->tgt_addr));
- fw_ddb_entry->options = DDB_OPT_TARGET | DDB_OPT_AUTO_SENDTGTS_DISABLE;
- if (dst_addr->sa_family == AF_INET) {
- addr = (struct sockaddr_in *)dst_addr;
- ip = (char *)&addr->sin_addr;
- memcpy(fw_ddb_entry->ip_addr, ip, IP_ADDR_LEN);
- fw_ddb_entry->port = cpu_to_le16(ntohs(addr->sin_port));
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "%s: Destination Address [%pI4]: index [%d]\n",
- __func__, fw_ddb_entry->ip_addr,
- ddb_entry->fw_ddb_index));
- } else if (dst_addr->sa_family == AF_INET6) {
- addr6 = (struct sockaddr_in6 *)dst_addr;
- ip = (char *)&addr6->sin6_addr;
- memcpy(fw_ddb_entry->ip_addr, ip, IPv6_ADDR_LEN);
- fw_ddb_entry->port = cpu_to_le16(ntohs(addr6->sin6_port));
- fw_ddb_entry->options |= DDB_OPT_IPV6_DEVICE;
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "%s: Destination Address [%pI6]: index [%d]\n",
- __func__, fw_ddb_entry->ip_addr,
- ddb_entry->fw_ddb_index));
- } else {
- ql4_printk(KERN_ERR, ha,
- "%s: Failed to get IP Address\n",
- __func__);
- rval = -EINVAL;
- goto exit_set_param;
- }
- /* CHAP */
- if (sess->username != NULL && sess->password != NULL) {
- if (strlen(sess->username) && strlen(sess->password)) {
- iscsi_opts |= BIT_7;
- rval = qla4xxx_get_chap_index(ha, sess->username,
- sess->password,
- LOCAL_CHAP, &idx);
- if (rval)
- goto exit_set_param;
- fw_ddb_entry->chap_tbl_idx = cpu_to_le16(idx);
- }
- }
- if (sess->username_in != NULL && sess->password_in != NULL) {
- /* Check if BIDI CHAP */
- if (strlen(sess->username_in) && strlen(sess->password_in)) {
- iscsi_opts |= BIT_4;
- rval = qla4xxx_get_chap_index(ha, sess->username_in,
- sess->password_in,
- BIDI_CHAP, &idx);
- if (rval)
- goto exit_set_param;
- }
- }
- if (sess->initial_r2t_en)
- iscsi_opts |= BIT_10;
- if (sess->imm_data_en)
- iscsi_opts |= BIT_11;
- fw_ddb_entry->iscsi_options = cpu_to_le16(iscsi_opts);
- if (conn->max_recv_dlength)
- fw_ddb_entry->iscsi_max_rcv_data_seg_len =
- __constant_cpu_to_le16((conn->max_recv_dlength / BYTE_UNITS));
- if (sess->max_r2t)
- fw_ddb_entry->iscsi_max_outsnd_r2t = cpu_to_le16(sess->max_r2t);
- if (sess->first_burst)
- fw_ddb_entry->iscsi_first_burst_len =
- __constant_cpu_to_le16((sess->first_burst / BYTE_UNITS));
- if (sess->max_burst)
- fw_ddb_entry->iscsi_max_burst_len =
- __constant_cpu_to_le16((sess->max_burst / BYTE_UNITS));
- if (sess->time2wait)
- fw_ddb_entry->iscsi_def_time2wait =
- cpu_to_le16(sess->time2wait);
- if (sess->time2retain)
- fw_ddb_entry->iscsi_def_time2retain =
- cpu_to_le16(sess->time2retain);
- status = qla4xxx_set_ddb_entry(ha, ddb_entry->fw_ddb_index,
- fw_ddb_entry_dma, mbx_sts);
- if (status != QLA_SUCCESS)
- rval = -EINVAL;
- exit_set_param:
- dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
- fw_ddb_entry, fw_ddb_entry_dma);
- exit_set_param_no_free:
- return rval;
- }
- int qla4xxx_get_mgmt_data(struct scsi_qla_host *ha, uint16_t fw_ddb_index,
- uint16_t stats_size, dma_addr_t stats_dma)
- {
- int status = QLA_SUCCESS;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT);
- memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT);
- mbox_cmd[0] = MBOX_CMD_GET_MANAGEMENT_DATA;
- mbox_cmd[1] = fw_ddb_index;
- mbox_cmd[2] = LSDW(stats_dma);
- mbox_cmd[3] = MSDW(stats_dma);
- mbox_cmd[4] = stats_size;
- status = qla4xxx_mailbox_command(ha, 5, 1, &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha,
- "%s: MBOX_CMD_GET_MANAGEMENT_DATA "
- "failed w/ status %04X\n", __func__,
- mbox_sts[0]));
- }
- return status;
- }
- int qla4xxx_get_ip_state(struct scsi_qla_host *ha, uint32_t acb_idx,
- uint32_t ip_idx, uint32_t *sts)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status = QLA_SUCCESS;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_GET_IP_ADDR_STATE;
- mbox_cmd[1] = acb_idx;
- mbox_cmd[2] = ip_idx;
- status = qla4xxx_mailbox_command(ha, 3, 8, &mbox_cmd[0], &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: "
- "MBOX_CMD_GET_IP_ADDR_STATE failed w/ "
- "status %04X\n", __func__, mbox_sts[0]));
- }
- memcpy(sts, mbox_sts, sizeof(mbox_sts));
- return status;
- }
- int qla4xxx_get_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma,
- uint32_t offset, uint32_t size)
- {
- int status = QLA_SUCCESS;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_GET_NVRAM;
- mbox_cmd[1] = LSDW(nvram_dma);
- mbox_cmd[2] = MSDW(nvram_dma);
- mbox_cmd[3] = offset;
- mbox_cmd[4] = size;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed "
- "status %04X\n", ha->host_no, __func__,
- mbox_sts[0]));
- }
- return status;
- }
- int qla4xxx_set_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma,
- uint32_t offset, uint32_t size)
- {
- int status = QLA_SUCCESS;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_SET_NVRAM;
- mbox_cmd[1] = LSDW(nvram_dma);
- mbox_cmd[2] = MSDW(nvram_dma);
- mbox_cmd[3] = offset;
- mbox_cmd[4] = size;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed "
- "status %04X\n", ha->host_no, __func__,
- mbox_sts[0]));
- }
- return status;
- }
- int qla4xxx_restore_factory_defaults(struct scsi_qla_host *ha,
- uint32_t region, uint32_t field0,
- uint32_t field1)
- {
- int status = QLA_SUCCESS;
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_RESTORE_FACTORY_DEFAULTS;
- mbox_cmd[3] = region;
- mbox_cmd[4] = field0;
- mbox_cmd[5] = field1;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 3, &mbox_cmd[0],
- &mbox_sts[0]);
- if (status != QLA_SUCCESS) {
- DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed "
- "status %04X\n", ha->host_no, __func__,
- mbox_sts[0]));
- }
- return status;
- }
- /**
- * qla4_8xxx_set_param - set driver version in firmware.
- * @ha: Pointer to host adapter structure.
- * @param: Parameter to set i.e driver version
- **/
- int qla4_8xxx_set_param(struct scsi_qla_host *ha, int param)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- uint32_t status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_SET_PARAM;
- if (param == SET_DRVR_VERSION) {
- mbox_cmd[1] = SET_DRVR_VERSION;
- strncpy((char *)&mbox_cmd[2], QLA4XXX_DRIVER_VERSION,
- MAX_DRVR_VER_LEN - 1);
- } else {
- ql4_printk(KERN_ERR, ha, "%s: invalid parameter 0x%x\n",
- __func__, param);
- status = QLA_ERROR;
- goto exit_set_param;
- }
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, mbox_cmd,
- mbox_sts);
- if (status == QLA_ERROR)
- ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n",
- __func__, mbox_sts[0]);
- exit_set_param:
- return status;
- }
- /**
- * qla4_83xx_post_idc_ack - post IDC ACK
- * @ha: Pointer to host adapter structure.
- *
- * Posts IDC ACK for IDC Request Notification AEN.
- **/
- int qla4_83xx_post_idc_ack(struct scsi_qla_host *ha)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_IDC_ACK;
- mbox_cmd[1] = ha->idc_info.request_desc;
- mbox_cmd[2] = ha->idc_info.info1;
- mbox_cmd[3] = ha->idc_info.info2;
- mbox_cmd[4] = ha->idc_info.info3;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT,
- mbox_cmd, mbox_sts);
- if (status == QLA_ERROR)
- ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__,
- mbox_sts[0]);
- else
- ql4_printk(KERN_INFO, ha, "%s: IDC ACK posted\n", __func__);
- return status;
- }
- int qla4_84xx_config_acb(struct scsi_qla_host *ha, int acb_config)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- struct addr_ctrl_blk *acb = NULL;
- uint32_t acb_len = sizeof(struct addr_ctrl_blk);
- int rval = QLA_SUCCESS;
- dma_addr_t acb_dma;
- acb = dma_alloc_coherent(&ha->pdev->dev,
- sizeof(struct addr_ctrl_blk),
- &acb_dma, GFP_KERNEL);
- if (!acb) {
- ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n", __func__);
- rval = QLA_ERROR;
- goto exit_config_acb;
- }
- memset(acb, 0, acb_len);
- switch (acb_config) {
- case ACB_CONFIG_DISABLE:
- rval = qla4xxx_get_acb(ha, acb_dma, 0, acb_len);
- if (rval != QLA_SUCCESS)
- goto exit_free_acb;
- rval = qla4xxx_disable_acb(ha);
- if (rval != QLA_SUCCESS)
- goto exit_free_acb;
- if (!ha->saved_acb)
- ha->saved_acb = kzalloc(acb_len, GFP_KERNEL);
- if (!ha->saved_acb) {
- ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n",
- __func__);
- rval = QLA_ERROR;
- goto exit_free_acb;
- }
- memcpy(ha->saved_acb, acb, acb_len);
- break;
- case ACB_CONFIG_SET:
- if (!ha->saved_acb) {
- ql4_printk(KERN_ERR, ha, "%s: Can't set ACB, Saved ACB not available\n",
- __func__);
- rval = QLA_ERROR;
- goto exit_free_acb;
- }
- memcpy(acb, ha->saved_acb, acb_len);
- rval = qla4xxx_set_acb(ha, &mbox_cmd[0], &mbox_sts[0], acb_dma);
- if (rval != QLA_SUCCESS)
- goto exit_free_acb;
- break;
- default:
- ql4_printk(KERN_ERR, ha, "%s: Invalid ACB Configuration\n",
- __func__);
- }
- exit_free_acb:
- dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), acb,
- acb_dma);
- exit_config_acb:
- if ((acb_config == ACB_CONFIG_SET) && ha->saved_acb) {
- kfree(ha->saved_acb);
- ha->saved_acb = NULL;
- }
- DEBUG2(ql4_printk(KERN_INFO, ha,
- "%s %s\n", __func__,
- rval == QLA_SUCCESS ? "SUCCEEDED" : "FAILED"));
- return rval;
- }
- int qla4_83xx_get_port_config(struct scsi_qla_host *ha, uint32_t *config)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_GET_PORT_CONFIG;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT,
- mbox_cmd, mbox_sts);
- if (status == QLA_SUCCESS)
- *config = mbox_sts[1];
- else
- ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__,
- mbox_sts[0]);
- return status;
- }
- int qla4_83xx_set_port_config(struct scsi_qla_host *ha, uint32_t *config)
- {
- uint32_t mbox_cmd[MBOX_REG_COUNT];
- uint32_t mbox_sts[MBOX_REG_COUNT];
- int status;
- memset(&mbox_cmd, 0, sizeof(mbox_cmd));
- memset(&mbox_sts, 0, sizeof(mbox_sts));
- mbox_cmd[0] = MBOX_CMD_SET_PORT_CONFIG;
- mbox_cmd[1] = *config;
- status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT,
- mbox_cmd, mbox_sts);
- if (status != QLA_SUCCESS)
- ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__,
- mbox_sts[0]);
- return status;
- }
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