*/
#include <linux/moduleparam.h>
#include <linux/slab.h>
+#include <linux/blkdev.h>
+#include <linux/iscsi_boot_sysfs.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsicam.h>
enum iscsi_param param, char *buf);
static int qla4xxx_host_get_param(struct Scsi_Host *shost,
enum iscsi_host_param param, char *buf);
-static int qla4xxx_iface_set_param(struct Scsi_Host *shost, char *data,
- int count);
+static int qla4xxx_iface_set_param(struct Scsi_Host *shost, void *data,
+ uint32_t len);
static int qla4xxx_get_iface_param(struct iscsi_iface *iface,
enum iscsi_param_type param_type,
int param, char *buf);
static int qla4xxx_slave_configure(struct scsi_device *device);
static void qla4xxx_slave_destroy(struct scsi_device *sdev);
static mode_t ql4_attr_is_visible(int param_type, int param);
+static int qla4xxx_host_reset(struct Scsi_Host *shost, int reset_type);
static struct qla4_8xxx_legacy_intr_set legacy_intr[] =
QLA82XX_LEGACY_INTR_CONFIG;
.max_sectors = 0xFFFF,
.shost_attrs = qla4xxx_host_attrs,
+ .host_reset = qla4xxx_host_reset,
.vendor_id = SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC,
};
}
case ISCSI_PARAM:
switch (param) {
+ case ISCSI_PARAM_PERSISTENT_ADDRESS:
+ case ISCSI_PARAM_PERSISTENT_PORT:
case ISCSI_PARAM_CONN_ADDRESS:
case ISCSI_PARAM_CONN_PORT:
case ISCSI_PARAM_TARGET_NAME:
case ISCSI_PARAM_FIRST_BURST:
case ISCSI_PARAM_MAX_RECV_DLENGTH:
case ISCSI_PARAM_MAX_XMIT_DLENGTH:
+ case ISCSI_PARAM_IFACE_NAME:
return S_IRUGO;
default:
return 0;
case ISCSI_NET_PARAM_VLAN_ID:
case ISCSI_NET_PARAM_VLAN_PRIORITY:
case ISCSI_NET_PARAM_VLAN_ENABLED:
+ case ISCSI_NET_PARAM_MTU:
+ case ISCSI_NET_PARAM_PORT:
return S_IRUGO;
default:
return 0;
IPV6_OPT_VLAN_TAGGING_ENABLE) ?
"enabled" : "disabled");
break;
+ case ISCSI_NET_PARAM_MTU:
+ len = sprintf(buf, "%d\n", ha->ip_config.eth_mtu_size);
+ break;
+ case ISCSI_NET_PARAM_PORT:
+ if (iface->iface_type == ISCSI_IFACE_TYPE_IPV4)
+ len = sprintf(buf, "%d\n", ha->ip_config.ipv4_port);
+ else if (iface->iface_type == ISCSI_IFACE_TYPE_IPV6)
+ len = sprintf(buf, "%d\n", ha->ip_config.ipv6_port);
+ break;
default:
len = -ENOSYS;
}
qla4xxx_destroy_ipv6_iface(ha);
}
break;
- case ISCSI_NET_PARAM_VLAN_ID:
+ case ISCSI_NET_PARAM_VLAN_TAG:
if (iface_param->len != sizeof(init_fw_cb->ipv6_vlan_tag))
break;
init_fw_cb->ipv6_vlan_tag =
init_fw_cb->ipv6_opts &=
cpu_to_le16(~IPV6_OPT_VLAN_TAGGING_ENABLE);
break;
+ case ISCSI_NET_PARAM_MTU:
+ init_fw_cb->eth_mtu_size =
+ cpu_to_le16(*(uint16_t *)iface_param->value);
+ break;
+ case ISCSI_NET_PARAM_PORT:
+ /* Autocfg applies to even interface */
+ if (iface_param->iface_num & 0x1)
+ break;
+
+ init_fw_cb->ipv6_port =
+ cpu_to_le16(*(uint16_t *)iface_param->value);
+ break;
default:
ql4_printk(KERN_ERR, ha, "Unknown IPv6 param = %d\n",
iface_param->param);
qla4xxx_destroy_ipv4_iface(ha);
}
break;
- case ISCSI_NET_PARAM_VLAN_ID:
+ case ISCSI_NET_PARAM_VLAN_TAG:
if (iface_param->len != sizeof(init_fw_cb->ipv4_vlan_tag))
break;
init_fw_cb->ipv4_vlan_tag =
init_fw_cb->ipv4_ip_opts &=
cpu_to_le16(~IPOPT_VLAN_TAGGING_ENABLE);
break;
+ case ISCSI_NET_PARAM_MTU:
+ init_fw_cb->eth_mtu_size =
+ cpu_to_le16(*(uint16_t *)iface_param->value);
+ break;
+ case ISCSI_NET_PARAM_PORT:
+ init_fw_cb->ipv4_port =
+ cpu_to_le16(*(uint16_t *)iface_param->value);
+ break;
default:
ql4_printk(KERN_ERR, ha, "Unknown IPv4 param = %d\n",
iface_param->param);
}
static int
-qla4xxx_iface_set_param(struct Scsi_Host *shost, char *data, int count)
+qla4xxx_iface_set_param(struct Scsi_Host *shost, void *data, uint32_t len)
{
struct scsi_qla_host *ha = to_qla_host(shost);
int rval = 0;
dma_addr_t init_fw_cb_dma;
uint32_t mbox_cmd[MBOX_REG_COUNT];
uint32_t mbox_sts[MBOX_REG_COUNT];
- uint32_t total_param_count;
- uint32_t length;
+ uint32_t rem = len;
+ struct nlattr *attr;
init_fw_cb = dma_alloc_coherent(&ha->pdev->dev,
sizeof(struct addr_ctrl_blk),
goto exit_init_fw_cb;
}
- total_param_count = count;
- iface_param = (struct iscsi_iface_param_info *)data;
-
- for ( ; total_param_count != 0; total_param_count--) {
- length = iface_param->len;
+ nla_for_each_attr(attr, data, len, rem) {
+ iface_param = nla_data(attr);
if (iface_param->param_type != ISCSI_NET_PARAM)
continue;
ql4_printk(KERN_ERR, ha, "Invalid iface type\n");
break;
}
-
- iface_param = (struct iscsi_iface_param_info *)
- ((uint8_t *)iface_param +
- sizeof(struct iscsi_iface_param_info) + length);
}
init_fw_cb->cookie = cpu_to_le32(0x11BEAD5A);
qla_ep = ep->dd_data;
dst_addr = (struct sockaddr *)&qla_ep->dst_addr;
ha = to_qla_host(qla_ep->host);
+
get_ddb_index:
ddb_index = find_first_zero_bit(ha->ddb_idx_map, MAX_DDB_ENTRIES);
ddb_entry = sess->dd_data;
ha = ddb_entry->ha;
+ qla4xxx_clear_ddb_entry(ha, ddb_entry->fw_ddb_index);
+
spin_lock_irqsave(&ha->hardware_lock, flags);
qla4xxx_free_ddb(ha, ddb_entry);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
*/
if (mbx_sts)
if (ddb_entry->fw_ddb_device_state ==
- DDB_DS_SESSION_ACTIVE)
+ DDB_DS_SESSION_ACTIVE) {
+ iscsi_conn_start(ddb_entry->conn);
+ iscsi_conn_login_event(ddb_entry->conn,
+ ISCSI_CONN_STATE_LOGGED_IN);
goto exit_set_param;
+ }
ql4_printk(KERN_ERR, ha, "%s: Failed set param for index[%d]\n",
__func__, ddb_entry->fw_ddb_index);
goto exit_conn_start;
}
- ddb_entry->fw_ddb_device_state = DDB_DS_LOGIN_IN_PROCESS;
+ if (ddb_entry->fw_ddb_device_state == DDB_DS_NO_CONNECTION_ACTIVE)
+ ddb_entry->fw_ddb_device_state = DDB_DS_LOGIN_IN_PROCESS;
+
+ DEBUG2(printk(KERN_INFO "%s: DDB state [%d]\n", __func__,
+ ddb_entry->fw_ddb_device_state));
exit_set_param:
- iscsi_conn_start(cls_conn);
ret = 0;
exit_conn_start:
options = LOGOUT_OPTION_CLOSE_SESSION;
if (qla4xxx_session_logout_ddb(ha, ddb_entry, options) == QLA_ERROR)
ql4_printk(KERN_ERR, ha, "%s: Logout failed\n", __func__);
- else
- qla4xxx_clear_ddb_entry(ha, ddb_entry->fw_ddb_index);
-
- /*
- * Clear the DDB bit so that next login can use the bit
- * if FW is not clearing the DDB entry then set DDB will fail anyways
- */
- clear_bit(ddb_entry->fw_ddb_index, ha->ddb_idx_map);
}
static void qla4xxx_task_work(struct work_struct *wdata)
DEBUG2(ql4_printk(KERN_INFO, ha, "%s: MaxRecvLen %u, iscsi hrd %d\n",
__func__, task->conn->max_recv_dlength, hdr_len));
- task_data->resp_len = task->conn->max_recv_dlength;
+ task_data->resp_len = task->conn->max_recv_dlength + hdr_len;
task_data->resp_buffer = dma_alloc_coherent(&ha->pdev->dev,
task_data->resp_len,
&task_data->resp_dma,
if (!task_data->resp_buffer)
goto exit_alloc_pdu;
+ task_data->req_len = task->data_count + hdr_len;
task_data->req_buffer = dma_alloc_coherent(&ha->pdev->dev,
- task->data_count + hdr_len,
+ task_data->req_len,
&task_data->req_dma,
GFP_ATOMIC);
if (!task_data->req_buffer)
task_data->resp_buffer, task_data->resp_dma);
if (task_data->req_buffer)
- dma_free_coherent(&ha->pdev->dev, task->data_count + hdr_len,
+ dma_free_coherent(&ha->pdev->dev, task_data->req_len,
task_data->req_buffer, task_data->req_dma);
return -ENOMEM;
}
dma_free_coherent(&ha->pdev->dev, task_data->resp_len,
task_data->resp_buffer, task_data->resp_dma);
- dma_free_coherent(&ha->pdev->dev, task->data_count + hdr_len,
+ dma_free_coherent(&ha->pdev->dev, task_data->req_len,
task_data->req_buffer, task_data->req_dma);
return;
}
if (ha->chap_dma_pool)
dma_pool_destroy(ha->chap_dma_pool);
+ if (ha->chap_list)
+ vfree(ha->chap_list);
+ ha->chap_list = NULL;
+
/* release io space registers */
if (is_qla8022(ha)) {
if (ha->nx_pcibase)
return (uint16_t)le32_to_cpu(readl(&ha->qla4_8xxx_reg->rsp_q_in));
}
+static ssize_t qla4xxx_show_boot_eth_info(void *data, int type, char *buf)
+{
+ struct scsi_qla_host *ha = data;
+ char *str = buf;
+ int rc;
+
+ switch (type) {
+ case ISCSI_BOOT_ETH_FLAGS:
+ rc = sprintf(str, "%d\n", SYSFS_FLAG_FW_SEL_BOOT);
+ break;
+ case ISCSI_BOOT_ETH_INDEX:
+ rc = sprintf(str, "0\n");
+ break;
+ case ISCSI_BOOT_ETH_MAC:
+ rc = sysfs_format_mac(str, ha->my_mac,
+ MAC_ADDR_LEN);
+ break;
+ default:
+ rc = -ENOSYS;
+ break;
+ }
+ return rc;
+}
+
+static mode_t qla4xxx_eth_get_attr_visibility(void *data, int type)
+{
+ int rc;
+
+ switch (type) {
+ case ISCSI_BOOT_ETH_FLAGS:
+ case ISCSI_BOOT_ETH_MAC:
+ case ISCSI_BOOT_ETH_INDEX:
+ rc = S_IRUGO;
+ break;
+ default:
+ rc = 0;
+ break;
+ }
+ return rc;
+}
+
+static ssize_t qla4xxx_show_boot_ini_info(void *data, int type, char *buf)
+{
+ struct scsi_qla_host *ha = data;
+ char *str = buf;
+ int rc;
+
+ switch (type) {
+ case ISCSI_BOOT_INI_INITIATOR_NAME:
+ rc = sprintf(str, "%s\n", ha->name_string);
+ break;
+ default:
+ rc = -ENOSYS;
+ break;
+ }
+ return rc;
+}
+
+static mode_t qla4xxx_ini_get_attr_visibility(void *data, int type)
+{
+ int rc;
+
+ switch (type) {
+ case ISCSI_BOOT_INI_INITIATOR_NAME:
+ rc = S_IRUGO;
+ break;
+ default:
+ rc = 0;
+ break;
+ }
+ return rc;
+}
+
+static ssize_t
+qla4xxx_show_boot_tgt_info(struct ql4_boot_session_info *boot_sess, int type,
+ char *buf)
+{
+ struct ql4_conn_info *boot_conn = &boot_sess->conn_list[0];
+ char *str = buf;
+ int rc;
+
+ switch (type) {
+ case ISCSI_BOOT_TGT_NAME:
+ rc = sprintf(buf, "%s\n", (char *)&boot_sess->target_name);
+ break;
+ case ISCSI_BOOT_TGT_IP_ADDR:
+ if (boot_sess->conn_list[0].dest_ipaddr.ip_type == 0x1)
+ rc = sprintf(buf, "%pI4\n",
+ &boot_conn->dest_ipaddr.ip_address);
+ else
+ rc = sprintf(str, "%pI6\n",
+ &boot_conn->dest_ipaddr.ip_address);
+ break;
+ case ISCSI_BOOT_TGT_PORT:
+ rc = sprintf(str, "%d\n", boot_conn->dest_port);
+ break;
+ case ISCSI_BOOT_TGT_CHAP_NAME:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->chap.target_chap_name_length,
+ (char *)&boot_conn->chap.target_chap_name);
+ break;
+ case ISCSI_BOOT_TGT_CHAP_SECRET:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->chap.target_secret_length,
+ (char *)&boot_conn->chap.target_secret);
+ break;
+ case ISCSI_BOOT_TGT_REV_CHAP_NAME:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->chap.intr_chap_name_length,
+ (char *)&boot_conn->chap.intr_chap_name);
+ break;
+ case ISCSI_BOOT_TGT_REV_CHAP_SECRET:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->chap.intr_secret_length,
+ (char *)&boot_conn->chap.intr_secret);
+ break;
+ case ISCSI_BOOT_TGT_FLAGS:
+ rc = sprintf(str, "%d\n", SYSFS_FLAG_FW_SEL_BOOT);
+ break;
+ case ISCSI_BOOT_TGT_NIC_ASSOC:
+ rc = sprintf(str, "0\n");
+ break;
+ default:
+ rc = -ENOSYS;
+ break;
+ }
+ return rc;
+}
+
+static ssize_t qla4xxx_show_boot_tgt_pri_info(void *data, int type, char *buf)
+{
+ struct scsi_qla_host *ha = data;
+ struct ql4_boot_session_info *boot_sess = &(ha->boot_tgt.boot_pri_sess);
+
+ return qla4xxx_show_boot_tgt_info(boot_sess, type, buf);
+}
+
+static ssize_t qla4xxx_show_boot_tgt_sec_info(void *data, int type, char *buf)
+{
+ struct scsi_qla_host *ha = data;
+ struct ql4_boot_session_info *boot_sess = &(ha->boot_tgt.boot_sec_sess);
+
+ return qla4xxx_show_boot_tgt_info(boot_sess, type, buf);
+}
+
+static mode_t qla4xxx_tgt_get_attr_visibility(void *data, int type)
+{
+ int rc;
+
+ switch (type) {
+ case ISCSI_BOOT_TGT_NAME:
+ case ISCSI_BOOT_TGT_IP_ADDR:
+ case ISCSI_BOOT_TGT_PORT:
+ case ISCSI_BOOT_TGT_CHAP_NAME:
+ case ISCSI_BOOT_TGT_CHAP_SECRET:
+ case ISCSI_BOOT_TGT_REV_CHAP_NAME:
+ case ISCSI_BOOT_TGT_REV_CHAP_SECRET:
+ case ISCSI_BOOT_TGT_NIC_ASSOC:
+ case ISCSI_BOOT_TGT_FLAGS:
+ rc = S_IRUGO;
+ break;
+ default:
+ rc = 0;
+ break;
+ }
+ return rc;
+}
+
+static void qla4xxx_boot_release(void *data)
+{
+ struct scsi_qla_host *ha = data;
+
+ scsi_host_put(ha->host);
+}
+
+static int get_fw_boot_info(struct scsi_qla_host *ha, uint16_t ddb_index[])
+{
+ dma_addr_t buf_dma;
+ uint32_t addr, pri_addr, sec_addr;
+ uint32_t offset;
+ uint16_t func_num;
+ uint8_t val;
+ uint8_t *buf = NULL;
+ size_t size = 13 * sizeof(uint8_t);
+ int ret = QLA_SUCCESS;
+
+ func_num = PCI_FUNC(ha->pdev->devfn);
+
+ ql4_printk(KERN_INFO, ha, "%s: Get FW boot info for 0x%x func %d\n",
+ __func__, ha->pdev->device, func_num);
+
+ if (is_qla40XX(ha)) {
+ if (func_num == 1) {
+ addr = NVRAM_PORT0_BOOT_MODE;
+ pri_addr = NVRAM_PORT0_BOOT_PRI_TGT;
+ sec_addr = NVRAM_PORT0_BOOT_SEC_TGT;
+ } else if (func_num == 3) {
+ addr = NVRAM_PORT1_BOOT_MODE;
+ pri_addr = NVRAM_PORT1_BOOT_PRI_TGT;
+ sec_addr = NVRAM_PORT1_BOOT_SEC_TGT;
+ } else {
+ ret = QLA_ERROR;
+ goto exit_boot_info;
+ }
+
+ /* Check Boot Mode */
+ val = rd_nvram_byte(ha, addr);
+ if (!(val & 0x07)) {
+ DEBUG2(ql4_printk(KERN_ERR, ha,
+ "%s: Failed Boot options : 0x%x\n",
+ __func__, val));
+ ret = QLA_ERROR;
+ goto exit_boot_info;
+ }
+
+ /* get primary valid target index */
+ val = rd_nvram_byte(ha, pri_addr);
+ if (val & BIT_7)
+ ddb_index[0] = (val & 0x7f);
+
+ /* get secondary valid target index */
+ val = rd_nvram_byte(ha, sec_addr);
+ if (val & BIT_7)
+ ddb_index[1] = (val & 0x7f);
+
+ } else if (is_qla8022(ha)) {
+ buf = dma_alloc_coherent(&ha->pdev->dev, size,
+ &buf_dma, GFP_KERNEL);
+ if (!buf) {
+ DEBUG2(ql4_printk(KERN_ERR, ha,
+ "%s: Unable to allocate dma buffer\n",
+ __func__));
+ ret = QLA_ERROR;
+ goto exit_boot_info;
+ }
+
+ if (ha->port_num == 0)
+ offset = BOOT_PARAM_OFFSET_PORT0;
+ else if (ha->port_num == 1)
+ offset = BOOT_PARAM_OFFSET_PORT1;
+ else {
+ ret = QLA_ERROR;
+ goto exit_boot_info_free;
+ }
+ addr = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_iscsi_param * 4) +
+ offset;
+ if (qla4xxx_get_flash(ha, buf_dma, addr,
+ 13 * sizeof(uint8_t)) != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash"
+ "failed\n", ha->host_no, __func__));
+ ret = QLA_ERROR;
+ goto exit_boot_info_free;
+ }
+ /* Check Boot Mode */
+ if (!(buf[1] & 0x07)) {
+ DEBUG2(ql4_printk(KERN_INFO, ha,
+ "Failed: Boot options : 0x%x\n",
+ buf[1]));
+ ret = QLA_ERROR;
+ goto exit_boot_info_free;
+ }
+
+ /* get primary valid target index */
+ if (buf[2] & BIT_7)
+ ddb_index[0] = buf[2] & 0x7f;
+
+ /* get secondary valid target index */
+ if (buf[11] & BIT_7)
+ ddb_index[1] = buf[11] & 0x7f;
+ } else {
+ ret = QLA_ERROR;
+ goto exit_boot_info;
+ }
+
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Primary target ID %d, Secondary"
+ " target ID %d\n", __func__, ddb_index[0],
+ ddb_index[1]));
+
+exit_boot_info_free:
+ dma_free_coherent(&ha->pdev->dev, size, buf, buf_dma);
+exit_boot_info:
+ return ret;
+}
+
+/**
+ * qla4xxx_get_bidi_chap - Get a BIDI CHAP user and password
+ * @ha: pointer to adapter structure
+ * @username: CHAP username to be returned
+ * @password: CHAP password to be returned
+ *
+ * If a boot entry has BIDI CHAP enabled then we need to set the BIDI CHAP
+ * user and password in the sysfs entry in /sys/firmware/iscsi_boot#/.
+ * So from the CHAP cache find the first BIDI CHAP entry and set it
+ * to the boot record in sysfs.
+ **/
+static int qla4xxx_get_bidi_chap(struct scsi_qla_host *ha, char *username,
+ char *password)
+{
+ int i, ret = -EINVAL;
+ int max_chap_entries = 0;
+ struct ql4_chap_table *chap_table;
+
+ if (is_qla8022(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 ret;
+ }
+
+ 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)) {
+ continue;
+ }
+
+ if (chap_table->flags & BIT_7) /* local */
+ continue;
+
+ if (!(chap_table->flags & BIT_6)) /* Not BIDI */
+ continue;
+
+ strncpy(password, chap_table->secret, QL4_CHAP_MAX_SECRET_LEN);
+ strncpy(username, chap_table->name, QL4_CHAP_MAX_NAME_LEN);
+ ret = 0;
+ break;
+ }
+ mutex_unlock(&ha->chap_sem);
+
+ return ret;
+}
+
+
+static int qla4xxx_get_boot_target(struct scsi_qla_host *ha,
+ struct ql4_boot_session_info *boot_sess,
+ uint16_t ddb_index)
+{
+ struct ql4_conn_info *boot_conn = &boot_sess->conn_list[0];
+ struct dev_db_entry *fw_ddb_entry;
+ dma_addr_t fw_ddb_entry_dma;
+ uint16_t idx;
+ uint16_t options;
+ int ret = QLA_SUCCESS;
+
+ 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__));
+ ret = QLA_ERROR;
+ return ret;
+ }
+
+ if (qla4xxx_bootdb_by_index(ha, fw_ddb_entry,
+ fw_ddb_entry_dma, ddb_index)) {
+ DEBUG2(ql4_printk(KERN_ERR, ha,
+ "%s: Flash DDB read Failed\n", __func__));
+ ret = QLA_ERROR;
+ goto exit_boot_target;
+ }
+
+ /* Update target name and IP from DDB */
+ memcpy(boot_sess->target_name, fw_ddb_entry->iscsi_name,
+ min(sizeof(boot_sess->target_name),
+ sizeof(fw_ddb_entry->iscsi_name)));
+
+ options = le16_to_cpu(fw_ddb_entry->options);
+ if (options & DDB_OPT_IPV6_DEVICE) {
+ memcpy(&boot_conn->dest_ipaddr.ip_address,
+ &fw_ddb_entry->ip_addr[0], IPv6_ADDR_LEN);
+ } else {
+ boot_conn->dest_ipaddr.ip_type = 0x1;
+ memcpy(&boot_conn->dest_ipaddr.ip_address,
+ &fw_ddb_entry->ip_addr[0], IP_ADDR_LEN);
+ }
+
+ boot_conn->dest_port = le16_to_cpu(fw_ddb_entry->port);
+
+ /* update chap information */
+ idx = __le16_to_cpu(fw_ddb_entry->chap_tbl_idx);
+
+ if (BIT_7 & le16_to_cpu(fw_ddb_entry->iscsi_options)) {
+
+ DEBUG2(ql4_printk(KERN_INFO, ha, "Setting chap\n"));
+
+ ret = qla4xxx_get_chap(ha, (char *)&boot_conn->chap.
+ target_chap_name,
+ (char *)&boot_conn->chap.target_secret,
+ idx);
+ if (ret) {
+ ql4_printk(KERN_ERR, ha, "Failed to set chap\n");
+ ret = QLA_ERROR;
+ goto exit_boot_target;
+ }
+
+ boot_conn->chap.target_chap_name_length = QL4_CHAP_MAX_NAME_LEN;
+ boot_conn->chap.target_secret_length = QL4_CHAP_MAX_SECRET_LEN;
+ }
+
+ if (BIT_4 & le16_to_cpu(fw_ddb_entry->iscsi_options)) {
+
+ DEBUG2(ql4_printk(KERN_INFO, ha, "Setting BIDI chap\n"));
+
+ ret = qla4xxx_get_bidi_chap(ha,
+ (char *)&boot_conn->chap.intr_chap_name,
+ (char *)&boot_conn->chap.intr_secret);
+
+ if (ret) {
+ ql4_printk(KERN_ERR, ha, "Failed to set BIDI chap\n");
+ ret = QLA_ERROR;
+ goto exit_boot_target;
+ }
+
+ boot_conn->chap.intr_chap_name_length = QL4_CHAP_MAX_NAME_LEN;
+ boot_conn->chap.intr_secret_length = QL4_CHAP_MAX_SECRET_LEN;
+ }
+
+exit_boot_target:
+ dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry),
+ fw_ddb_entry, fw_ddb_entry_dma);
+ return ret;
+}
+
+static int qla4xxx_get_boot_info(struct scsi_qla_host *ha)
+{
+ uint16_t ddb_index[2];
+ int ret = QLA_ERROR;
+ int rval;
+
+ memset(ddb_index, 0, sizeof(ddb_index));
+ ddb_index[0] = 0xffff;
+ ddb_index[1] = 0xffff;
+ ret = get_fw_boot_info(ha, ddb_index);
+ if (ret != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_ERR, ha,
+ "%s: Failed to set boot info.\n", __func__));
+ return ret;
+ }
+
+ if (ddb_index[0] == 0xffff)
+ goto sec_target;
+
+ rval = qla4xxx_get_boot_target(ha, &(ha->boot_tgt.boot_pri_sess),
+ ddb_index[0]);
+ if (rval != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_ERR, ha, "%s: Failed to get "
+ "primary target\n", __func__));
+ } else
+ ret = QLA_SUCCESS;
+
+sec_target:
+ if (ddb_index[1] == 0xffff)
+ goto exit_get_boot_info;
+
+ rval = qla4xxx_get_boot_target(ha, &(ha->boot_tgt.boot_sec_sess),
+ ddb_index[1]);
+ if (rval != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_ERR, ha, "%s: Failed to get "
+ "secondary target\n", __func__));
+ } else
+ ret = QLA_SUCCESS;
+
+exit_get_boot_info:
+ return ret;
+}
+
+static int qla4xxx_setup_boot_info(struct scsi_qla_host *ha)
+{
+ struct iscsi_boot_kobj *boot_kobj;
+
+ if (qla4xxx_get_boot_info(ha) != QLA_SUCCESS)
+ return 0;
+
+ ha->boot_kset = iscsi_boot_create_host_kset(ha->host->host_no);
+ if (!ha->boot_kset)
+ goto kset_free;
+
+ if (!scsi_host_get(ha->host))
+ goto kset_free;
+ boot_kobj = iscsi_boot_create_target(ha->boot_kset, 0, ha,
+ qla4xxx_show_boot_tgt_pri_info,
+ qla4xxx_tgt_get_attr_visibility,
+ qla4xxx_boot_release);
+ if (!boot_kobj)
+ goto put_host;
+
+ if (!scsi_host_get(ha->host))
+ goto kset_free;
+ boot_kobj = iscsi_boot_create_target(ha->boot_kset, 1, ha,
+ qla4xxx_show_boot_tgt_sec_info,
+ qla4xxx_tgt_get_attr_visibility,
+ qla4xxx_boot_release);
+ if (!boot_kobj)
+ goto put_host;
+
+ if (!scsi_host_get(ha->host))
+ goto kset_free;
+ boot_kobj = iscsi_boot_create_initiator(ha->boot_kset, 0, ha,
+ qla4xxx_show_boot_ini_info,
+ qla4xxx_ini_get_attr_visibility,
+ qla4xxx_boot_release);
+ if (!boot_kobj)
+ goto put_host;
+
+ if (!scsi_host_get(ha->host))
+ goto kset_free;
+ boot_kobj = iscsi_boot_create_ethernet(ha->boot_kset, 0, ha,
+ qla4xxx_show_boot_eth_info,
+ qla4xxx_eth_get_attr_visibility,
+ qla4xxx_boot_release);
+ if (!boot_kobj)
+ goto put_host;
+
+ return 0;
+
+put_host:
+ scsi_host_put(ha->host);
+kset_free:
+ iscsi_boot_destroy_kset(ha->boot_kset);
+ return -ENOMEM;
+}
+
+
+/**
+ * qla4xxx_create chap_list - Create CHAP list from FLASH
+ * @ha: pointer to adapter structure
+ *
+ * Read flash and make a list of CHAP entries, during login when a CHAP entry
+ * is received, it will be checked in this list. If entry exist then the CHAP
+ * entry index is set in the DDB. If CHAP entry does not exist in this list
+ * then a new entry is added in FLASH in CHAP table and the index obtained is
+ * used in the DDB.
+ **/
+static void qla4xxx_create_chap_list(struct scsi_qla_host *ha)
+{
+ int rval = 0;
+ uint8_t *chap_flash_data = NULL;
+ uint32_t offset;
+ dma_addr_t chap_dma;
+ uint32_t chap_size = 0;
+
+ if (is_qla40XX(ha))
+ chap_size = MAX_CHAP_ENTRIES_40XX *
+ sizeof(struct ql4_chap_table);
+ 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;
+
+ chap_flash_data = dma_alloc_coherent(&ha->pdev->dev, chap_size,
+ &chap_dma, GFP_KERNEL);
+ if (!chap_flash_data) {
+ ql4_printk(KERN_ERR, ha, "No memory for chap_flash_data\n");
+ return;
+ }
+ if (is_qla40XX(ha))
+ offset = FLASH_CHAP_OFFSET;
+ else {
+ offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2);
+ if (ha->port_num == 1)
+ offset += chap_size;
+ }
+
+ rval = qla4xxx_get_flash(ha, chap_dma, offset, chap_size);
+ if (rval != QLA_SUCCESS)
+ goto exit_chap_list;
+
+ if (ha->chap_list == NULL)
+ ha->chap_list = vmalloc(chap_size);
+ if (ha->chap_list == NULL) {
+ ql4_printk(KERN_ERR, ha, "No memory for ha->chap_list\n");
+ goto exit_chap_list;
+ }
+
+ memcpy(ha->chap_list, chap_flash_data, chap_size);
+
+exit_chap_list:
+ dma_free_coherent(&ha->pdev->dev, chap_size,
+ chap_flash_data, chap_dma);
+ return;
+}
+
/**
* qla4xxx_probe_adapter - callback function to probe HBA
* @pdev: pointer to pci_dev structure
INIT_LIST_HEAD(&ha->free_srb_q);
mutex_init(&ha->mbox_sem);
+ mutex_init(&ha->chap_sem);
init_completion(&ha->mbx_intr_comp);
+ init_completion(&ha->disable_acb_comp);
spin_lock_init(&ha->hardware_lock);
ha->host_no, ha->firmware_version[0], ha->firmware_version[1],
ha->patch_number, ha->build_number);
+ qla4xxx_create_chap_list(ha);
+
+ if (qla4xxx_setup_boot_info(ha))
+ ql4_printk(KERN_ERR, ha, "%s:ISCSI boot info setup failed\n",
+ __func__);
+
qla4xxx_create_ifaces(ha);
return 0;
/* destroy iface from sysfs */
qla4xxx_destroy_ifaces(ha);
+ if (ha->boot_kset)
+ iscsi_boot_destroy_kset(ha->boot_kset);
+
scsi_remove_host(ha->host);
qla4xxx_free_adapter(ha);
return return_status;
}
+static int qla4xxx_context_reset(struct scsi_qla_host *ha)
+{
+ uint32_t mbox_cmd[MBOX_REG_COUNT];
+ uint32_t mbox_sts[MBOX_REG_COUNT];
+ struct addr_ctrl_blk_def *acb = NULL;
+ uint32_t acb_len = sizeof(struct addr_ctrl_blk_def);
+ int rval = QLA_SUCCESS;
+ dma_addr_t acb_dma;
+
+ acb = dma_alloc_coherent(&ha->pdev->dev,
+ sizeof(struct addr_ctrl_blk_def),
+ &acb_dma, GFP_KERNEL);
+ if (!acb) {
+ ql4_printk(KERN_ERR, ha, "%s: Unable to alloc acb\n",
+ __func__);
+ rval = -ENOMEM;
+ goto exit_port_reset;
+ }
+
+ memset(acb, 0, acb_len);
+
+ rval = qla4xxx_get_acb(ha, acb_dma, PRIMARI_ACB, acb_len);
+ if (rval != QLA_SUCCESS) {
+ rval = -EIO;
+ goto exit_free_acb;
+ }
+
+ rval = qla4xxx_disable_acb(ha);
+ if (rval != QLA_SUCCESS) {
+ rval = -EIO;
+ goto exit_free_acb;
+ }
+
+ wait_for_completion_timeout(&ha->disable_acb_comp,
+ DISABLE_ACB_TOV * HZ);
+
+ rval = qla4xxx_set_acb(ha, &mbox_cmd[0], &mbox_sts[0], acb_dma);
+ if (rval != QLA_SUCCESS) {
+ rval = -EIO;
+ goto exit_free_acb;
+ }
+
+exit_free_acb:
+ dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk_def),
+ acb, acb_dma);
+exit_port_reset:
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s %s\n", __func__,
+ rval == QLA_SUCCESS ? "SUCCEEDED" : "FAILED"));
+ return rval;
+}
+
+static int qla4xxx_host_reset(struct Scsi_Host *shost, int reset_type)
+{
+ struct scsi_qla_host *ha = to_qla_host(shost);
+ int rval = QLA_SUCCESS;
+
+ if (ql4xdontresethba) {
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Don't Reset HBA\n",
+ __func__));
+ rval = -EPERM;
+ goto exit_host_reset;
+ }
+
+ rval = qla4xxx_wait_for_hba_online(ha);
+ if (rval != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Unable to reset host "
+ "adapter\n", __func__));
+ rval = -EIO;
+ goto exit_host_reset;
+ }
+
+ if (test_bit(DPC_RESET_HA, &ha->dpc_flags))
+ goto recover_adapter;
+
+ switch (reset_type) {
+ case SCSI_ADAPTER_RESET:
+ set_bit(DPC_RESET_HA, &ha->dpc_flags);
+ break;
+ case SCSI_FIRMWARE_RESET:
+ if (!test_bit(DPC_RESET_HA, &ha->dpc_flags)) {
+ if (is_qla8022(ha))
+ /* set firmware context reset */
+ set_bit(DPC_RESET_HA_FW_CONTEXT,
+ &ha->dpc_flags);
+ else {
+ rval = qla4xxx_context_reset(ha);
+ goto exit_host_reset;
+ }
+ }
+ break;
+ }
+
+recover_adapter:
+ rval = qla4xxx_recover_adapter(ha);
+ if (rval != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: recover adapter fail\n",
+ __func__));
+ rval = -EIO;
+ }
+
+exit_host_reset:
+ return rval;
+}
+
/* PCI AER driver recovers from all correctable errors w/o
* driver intervention. For uncorrectable errors PCI AER
* driver calls the following device driver's callbacks