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-rw-r--r--drivers/scsi/lpfc/lpfc.h14
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c413
-rw-r--r--drivers/scsi/lpfc/lpfc_bsg.c74
-rw-r--r--drivers/scsi/lpfc/lpfc_bsg.h3
-rw-r--r--drivers/scsi/lpfc/lpfc_crtn.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c84
-rw-r--r--drivers/scsi/lpfc/lpfc_mbox.c13
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c149
9 files changed, 356 insertions, 398 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index bb4c8e0584e2..825f9307417a 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -247,18 +247,6 @@ struct lpfc_stats {
uint32_t fcpLocalErr;
};
-enum sysfs_mbox_state {
- SMBOX_IDLE,
- SMBOX_WRITING,
- SMBOX_READING
-};
-
-struct lpfc_sysfs_mbox {
- enum sysfs_mbox_state state;
- size_t offset;
- struct lpfcMboxq * mbox;
-};
-
struct lpfc_hba;
@@ -783,8 +771,6 @@ struct lpfc_hba {
uint64_t bg_apptag_err_cnt;
uint64_t bg_reftag_err_cnt;
- struct lpfc_sysfs_mbox sysfs_mbox;
-
/* fastpath list. */
spinlock_t scsi_buf_list_lock;
struct list_head lpfc_scsi_buf_list;
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index d0ebaeb7ef60..7bf492e156d9 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -351,10 +351,23 @@ lpfc_fwrev_show(struct device *dev, struct device_attribute *attr,
struct Scsi_Host *shost = class_to_shost(dev);
struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
struct lpfc_hba *phba = vport->phba;
+ uint32_t if_type;
+ uint8_t sli_family;
char fwrev[32];
+ int len;
lpfc_decode_firmware_rev(phba, fwrev, 1);
- return snprintf(buf, PAGE_SIZE, "%s, sli-%d\n", fwrev, phba->sli_rev);
+ if_type = phba->sli4_hba.pc_sli4_params.if_type;
+ sli_family = phba->sli4_hba.pc_sli4_params.sli_family;
+
+ if (phba->sli_rev < LPFC_SLI_REV4)
+ len = snprintf(buf, PAGE_SIZE, "%s, sli-%d\n",
+ fwrev, phba->sli_rev);
+ else
+ len = snprintf(buf, PAGE_SIZE, "%s, sli-%d:%d:%x\n",
+ fwrev, phba->sli_rev, if_type, sli_family);
+
+ return len;
}
/**
@@ -488,6 +501,34 @@ lpfc_link_state_show(struct device *dev, struct device_attribute *attr,
}
/**
+ * lpfc_sli4_protocol_show - Return the fip mode of the HBA
+ * @dev: class unused variable.
+ * @attr: device attribute, not used.
+ * @buf: on return contains the module description text.
+ *
+ * Returns: size of formatted string.
+ **/
+static ssize_t
+lpfc_sli4_protocol_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(dev);
+ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
+ struct lpfc_hba *phba = vport->phba;
+
+ if (phba->sli_rev < LPFC_SLI_REV4)
+ return snprintf(buf, PAGE_SIZE, "fc\n");
+
+ if (phba->sli4_hba.lnk_info.lnk_dv == LPFC_LNK_DAT_VAL) {
+ if (phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_GE)
+ return snprintf(buf, PAGE_SIZE, "fcoe\n");
+ if (phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC)
+ return snprintf(buf, PAGE_SIZE, "fc\n");
+ }
+ return snprintf(buf, PAGE_SIZE, "unknown\n");
+}
+
+/**
* lpfc_link_state_store - Transition the link_state on an HBA port
* @dev: class device that is converted into a Scsi_host.
* @attr: device attribute, not used.
@@ -773,7 +814,12 @@ lpfc_issue_reset(struct device *dev, struct device_attribute *attr,
* the readyness after performing a firmware reset.
*
* Returns:
- * zero for success
+ * zero for success, -EPERM when port does not have privilage to perform the
+ * reset, -EIO when port timeout from recovering from the reset.
+ *
+ * Note:
+ * As the caller will interpret the return code by value, be careful in making
+ * change or addition to return codes.
**/
int
lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *phba)
@@ -826,9 +872,11 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode)
{
struct completion online_compl;
struct pci_dev *pdev = phba->pcidev;
+ uint32_t before_fc_flag;
+ uint32_t sriov_nr_virtfn;
uint32_t reg_val;
- int status = 0;
- int rc;
+ int status = 0, rc = 0;
+ int job_posted = 1, sriov_err;
if (!phba->cfg_enable_hba_reset)
return -EACCES;
@@ -838,6 +886,10 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode)
LPFC_SLI_INTF_IF_TYPE_2))
return -EPERM;
+ /* Keep state if we need to restore back */
+ before_fc_flag = phba->pport->fc_flag;
+ sriov_nr_virtfn = phba->cfg_sriov_nr_virtfn;
+
/* Disable SR-IOV virtual functions if enabled */
if (phba->cfg_sriov_nr_virtfn) {
pci_disable_sriov(pdev);
@@ -869,21 +921,44 @@ lpfc_sli4_pdev_reg_request(struct lpfc_hba *phba, uint32_t opcode)
/* delay driver action following IF_TYPE_2 reset */
rc = lpfc_sli4_pdev_status_reg_wait(phba);
- if (rc)
+ if (rc == -EPERM) {
+ /* no privilage for reset, restore if needed */
+ if (before_fc_flag & FC_OFFLINE_MODE)
+ goto out;
+ } else if (rc == -EIO) {
+ /* reset failed, there is nothing more we can do */
return rc;
+ }
+
+ /* keep the original port state */
+ if (before_fc_flag & FC_OFFLINE_MODE)
+ goto out;
init_completion(&online_compl);
- rc = lpfc_workq_post_event(phba, &status, &online_compl,
- LPFC_EVT_ONLINE);
- if (rc == 0)
- return -ENOMEM;
+ job_posted = lpfc_workq_post_event(phba, &status, &online_compl,
+ LPFC_EVT_ONLINE);
+ if (!job_posted)
+ goto out;
wait_for_completion(&online_compl);
- if (status != 0)
- return -EIO;
+out:
+ /* in any case, restore the virtual functions enabled as before */
+ if (sriov_nr_virtfn) {
+ sriov_err =
+ lpfc_sli_probe_sriov_nr_virtfn(phba, sriov_nr_virtfn);
+ if (!sriov_err)
+ phba->cfg_sriov_nr_virtfn = sriov_nr_virtfn;
+ }
- return 0;
+ /* return proper error code */
+ if (!rc) {
+ if (!job_posted)
+ rc = -ENOMEM;
+ else if (status)
+ rc = -EIO;
+ }
+ return rc;
}
/**
@@ -955,33 +1030,38 @@ lpfc_board_mode_store(struct device *dev, struct device_attribute *attr,
struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
struct lpfc_hba *phba = vport->phba;
struct completion online_compl;
- int status=0;
+ char *board_mode_str = NULL;
+ int status = 0;
int rc;
- if (!phba->cfg_enable_hba_reset)
- return -EACCES;
+ if (!phba->cfg_enable_hba_reset) {
+ status = -EACCES;
+ goto board_mode_out;
+ }
lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
- "3050 lpfc_board_mode set to %s\n", buf);
+ "3050 lpfc_board_mode set to %s\n", buf);
init_completion(&online_compl);
if(strncmp(buf, "online", sizeof("online") - 1) == 0) {
rc = lpfc_workq_post_event(phba, &status, &online_compl,
LPFC_EVT_ONLINE);
- if (rc == 0)
- return -ENOMEM;
+ if (rc == 0) {
+ status = -ENOMEM;
+ goto board_mode_out;
+ }
wait_for_completion(&online_compl);
} else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0)
status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0)
if (phba->sli_rev == LPFC_SLI_REV4)
- return -EINVAL;
+ status = -EINVAL;
else
status = lpfc_do_offline(phba, LPFC_EVT_WARM_START);
else if (strncmp(buf, "error", sizeof("error") - 1) == 0)
if (phba->sli_rev == LPFC_SLI_REV4)
- return -EINVAL;
+ status = -EINVAL;
else
status = lpfc_do_offline(phba, LPFC_EVT_KILL);
else if (strncmp(buf, "dump", sizeof("dump") - 1) == 0)
@@ -991,12 +1071,21 @@ lpfc_board_mode_store(struct device *dev, struct device_attribute *attr,
else if (strncmp(buf, "dv_reset", sizeof("dv_reset") - 1) == 0)
status = lpfc_sli4_pdev_reg_request(phba, LPFC_DV_RESET);
else
- return -EINVAL;
+ status = -EINVAL;
+board_mode_out:
if (!status)
return strlen(buf);
- else
+ else {
+ board_mode_str = strchr(buf, '\n');
+ if (board_mode_str)
+ *board_mode_str = '\0';
+ lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
+ "3097 Failed \"%s\", status(%d), "
+ "fc_flag(x%x)\n",
+ buf, status, phba->pport->fc_flag);
return status;
+ }
}
/**
@@ -1942,6 +2031,7 @@ static DEVICE_ATTR(lpfc_fips_rev, S_IRUGO, lpfc_fips_rev_show, NULL);
static DEVICE_ATTR(lpfc_dss, S_IRUGO, lpfc_dss_show, NULL);
static DEVICE_ATTR(lpfc_sriov_hw_max_virtfn, S_IRUGO,
lpfc_sriov_hw_max_virtfn_show, NULL);
+static DEVICE_ATTR(protocol, S_IRUGO, lpfc_sli4_protocol_show, NULL);
static char *lpfc_soft_wwn_key = "C99G71SL8032A";
@@ -3830,6 +3920,7 @@ struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_lpfc_fips_rev,
&dev_attr_lpfc_dss,
&dev_attr_lpfc_sriov_hw_max_virtfn,
+ &dev_attr_protocol,
NULL,
};
@@ -3988,23 +4079,6 @@ static struct bin_attribute sysfs_ctlreg_attr = {
};
/**
- * sysfs_mbox_idle - frees the sysfs mailbox
- * @phba: lpfc_hba pointer
- **/
-static void
-sysfs_mbox_idle(struct lpfc_hba *phba)
-{
- phba->sysfs_mbox.state = SMBOX_IDLE;
- phba->sysfs_mbox.offset = 0;
-
- if (phba->sysfs_mbox.mbox) {
- mempool_free(phba->sysfs_mbox.mbox,
- phba->mbox_mem_pool);
- phba->sysfs_mbox.mbox = NULL;
- }
-}
-
-/**
* sysfs_mbox_write - Write method for writing information via mbox
* @filp: open sysfs file
* @kobj: kernel kobject that contains the kernel class device.
@@ -4014,71 +4088,18 @@ sysfs_mbox_idle(struct lpfc_hba *phba)
* @count: bytes to transfer.
*
* Description:
- * Accessed via /sys/class/scsi_host/hostxxx/mbox.
- * Uses the sysfs mbox to send buf contents to the adapter.
+ * Deprecated function. All mailbox access from user space is performed via the
+ * bsg interface.
*
* Returns:
- * -ERANGE off and count combo out of range
- * -EINVAL off, count or buff address invalid
- * zero if count is zero
- * -EPERM adapter is offline
- * -ENOMEM failed to allocate memory for the mail box
- * -EAGAIN offset, state or mbox is NULL
- * count number of bytes transferred
+ * -EPERM operation not permitted
**/
static ssize_t
sysfs_mbox_write(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
- struct device *dev = container_of(kobj, struct device, kobj);
- struct Scsi_Host *shost = class_to_shost(dev);
- struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
- struct lpfc_hba *phba = vport->phba;
- struct lpfcMboxq *mbox = NULL;
-
- if ((count + off) > MAILBOX_CMD_SIZE)
- return -ERANGE;
-
- if (off % 4 || count % 4 || (unsigned long)buf % 4)
- return -EINVAL;
-
- if (count == 0)
- return 0;
-
- if (off == 0) {
- mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!mbox)
- return -ENOMEM;
- memset(mbox, 0, sizeof (LPFC_MBOXQ_t));
- }
-
- spin_lock_irq(&phba->hbalock);
-
- if (off == 0) {
- if (phba->sysfs_mbox.mbox)
- mempool_free(mbox, phba->mbox_mem_pool);
- else
- phba->sysfs_mbox.mbox = mbox;
- phba->sysfs_mbox.state = SMBOX_WRITING;
- } else {
- if (phba->sysfs_mbox.state != SMBOX_WRITING ||
- phba->sysfs_mbox.offset != off ||
- phba->sysfs_mbox.mbox == NULL) {
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EAGAIN;
- }
- }
-
- memcpy((uint8_t *) &phba->sysfs_mbox.mbox->u.mb + off,
- buf, count);
-
- phba->sysfs_mbox.offset = off + count;
-
- spin_unlock_irq(&phba->hbalock);
-
- return count;
+ return -EPERM;
}
/**
@@ -4091,201 +4112,18 @@ sysfs_mbox_write(struct file *filp, struct kobject *kobj,
* @count: bytes to transfer.
*
* Description:
- * Accessed via /sys/class/scsi_host/hostxxx/mbox.
- * Uses the sysfs mbox to receive data from to the adapter.
+ * Deprecated function. All mailbox access from user space is performed via the
+ * bsg interface.
*
* Returns:
- * -ERANGE off greater than mailbox command size
- * -EINVAL off, count or buff address invalid
- * zero if off and count are zero
- * -EACCES adapter over temp
- * -EPERM garbage can value to catch a multitude of errors
- * -EAGAIN management IO not permitted, state or off error
- * -ETIME mailbox timeout
- * -ENODEV mailbox error
- * count number of bytes transferred
+ * -EPERM operation not permitted
**/
static ssize_t
sysfs_mbox_read(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
- struct device *dev = container_of(kobj, struct device, kobj);
- struct Scsi_Host *shost = class_to_shost(dev);
- struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
- struct lpfc_hba *phba = vport->phba;
- LPFC_MBOXQ_t *mboxq;
- MAILBOX_t *pmb;
- uint32_t mbox_tmo;
- int rc;
-
- if (off > MAILBOX_CMD_SIZE)
- return -ERANGE;
-
- if ((count + off) > MAILBOX_CMD_SIZE)
- count = MAILBOX_CMD_SIZE - off;
-
- if (off % 4 || count % 4 || (unsigned long)buf % 4)
- return -EINVAL;
-
- if (off && count == 0)
- return 0;
-
- spin_lock_irq(&phba->hbalock);
-
- if (phba->over_temp_state == HBA_OVER_TEMP) {
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EACCES;
- }
-
- if (off == 0 &&
- phba->sysfs_mbox.state == SMBOX_WRITING &&
- phba->sysfs_mbox.offset >= 2 * sizeof(uint32_t)) {
- mboxq = (LPFC_MBOXQ_t *)&phba->sysfs_mbox.mbox;
- pmb = &mboxq->u.mb;
- switch (pmb->mbxCommand) {
- /* Offline only */
- case MBX_INIT_LINK:
- case MBX_DOWN_LINK:
- case MBX_CONFIG_LINK:
- case MBX_CONFIG_RING:
- case MBX_RESET_RING:
- case MBX_UNREG_LOGIN:
- case MBX_CLEAR_LA:
- case MBX_DUMP_CONTEXT:
- case MBX_RUN_DIAGS:
- case MBX_RESTART:
- case MBX_SET_MASK:
- case MBX_SET_DEBUG:
- if (!(vport->fc_flag & FC_OFFLINE_MODE)) {
- printk(KERN_WARNING "mbox_read:Command 0x%x "
- "is illegal in on-line state\n",
- pmb->mbxCommand);
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EPERM;
- }
- case MBX_WRITE_NV:
- case MBX_WRITE_VPARMS:
- case MBX_LOAD_SM:
- case MBX_READ_NV:
- case MBX_READ_CONFIG:
- case MBX_READ_RCONFIG:
- case MBX_READ_STATUS:
- case MBX_READ_XRI:
- case MBX_READ_REV:
- case MBX_READ_LNK_STAT:
- case MBX_DUMP_MEMORY:
- case MBX_DOWN_LOAD:
- case MBX_UPDATE_CFG:
- case MBX_KILL_BOARD:
- case MBX_LOAD_AREA:
- case MBX_LOAD_EXP_ROM:
- case MBX_BEACON:
- case MBX_DEL_LD_ENTRY:
- case MBX_SET_VARIABLE:
- case MBX_WRITE_WWN:
- case MBX_PORT_CAPABILITIES:
- case MBX_PORT_IOV_CONTROL:
- break;
- case MBX_SECURITY_MGMT:
- case MBX_AUTH_PORT:
- if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) {
- printk(KERN_WARNING "mbox_read:Command 0x%x "
- "is not permitted\n", pmb->mbxCommand);
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EPERM;
- }
- break;
- case MBX_READ_SPARM64:
- case MBX_READ_TOPOLOGY:
- case MBX_REG_LOGIN:
- case MBX_REG_LOGIN64:
- case MBX_CONFIG_PORT:
- case MBX_RUN_BIU_DIAG:
- printk(KERN_WARNING "mbox_read: Illegal Command 0x%x\n",
- pmb->mbxCommand);
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EPERM;
- default:
- printk(KERN_WARNING "mbox_read: Unknown Command 0x%x\n",
- pmb->mbxCommand);
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EPERM;
- }
-
- /* If HBA encountered an error attention, allow only DUMP
- * or RESTART mailbox commands until the HBA is restarted.
- */
- if (phba->pport->stopped &&
- pmb->mbxCommand != MBX_DUMP_MEMORY &&
- pmb->mbxCommand != MBX_RESTART &&
- pmb->mbxCommand != MBX_WRITE_VPARMS &&
- pmb->mbxCommand != MBX_WRITE_WWN)
- lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
- "1259 mbox: Issued mailbox cmd "
- "0x%x while in stopped state.\n",
- pmb->mbxCommand);
-
- phba->sysfs_mbox.mbox->vport = vport;
-
- /* Don't allow mailbox commands to be sent when blocked
- * or when in the middle of discovery
- */
- if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) {
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EAGAIN;
- }
-
- if ((vport->fc_flag & FC_OFFLINE_MODE) ||
- (!(phba->sli.sli_flag & LPFC_SLI_ACTIVE))) {
-
- spin_unlock_irq(&phba->hbalock);
- rc = lpfc_sli_issue_mbox (phba,
- phba->sysfs_mbox.mbox,
- MBX_POLL);
- spin_lock_irq(&phba->hbalock);
-
- } else {
- spin_unlock_irq(&phba->hbalock);
- mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq);
- rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo);
- spin_lock_irq(&phba->hbalock);
- }
-
- if (rc != MBX_SUCCESS) {
- if (rc == MBX_TIMEOUT) {
- phba->sysfs_mbox.mbox = NULL;
- }
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return (rc == MBX_TIMEOUT) ? -ETIME : -ENODEV;
- }
- phba->sysfs_mbox.state = SMBOX_READING;
- }
- else if (phba->sysfs_mbox.offset != off ||
- phba->sysfs_mbox.state != SMBOX_READING) {
- printk(KERN_WARNING "mbox_read: Bad State\n");
- sysfs_mbox_idle(phba);
- spin_unlock_irq(&phba->hbalock);
- return -EAGAIN;
- }
-
- memcpy(buf, (uint8_t *) &pmb + off, count);
-
- phba->sysfs_mbox.offset = off + count;
-
- if (phba->sysfs_mbox.offset == MAILBOX_CMD_SIZE)
- sysfs_mbox_idle(phba);
-
- spin_unlock_irq(&phba->hbalock);
-
- return count;
+ return -EPERM;
}
static struct bin_attribute sysfs_mbox_attr = {
@@ -4429,8 +4267,13 @@ lpfc_get_host_port_state(struct Scsi_Host *shost)
case LPFC_LINK_UP:
case LPFC_CLEAR_LA:
case LPFC_HBA_READY:
- /* Links up, beyond this port_type reports state */
- fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
+ /* Links up, reports port state accordingly */
+ if (vport->port_state < LPFC_VPORT_READY)
+ fc_host_port_state(shost) =
+ FC_PORTSTATE_BYPASSED;
+ else
+ fc_host_port_state(shost) =
+ FC_PORTSTATE_ONLINE;
break;
case LPFC_HBA_ERROR:
fc_host_port_state(shost) = FC_PORTSTATE_ERROR;
diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index 6760c69f5253..c13e54760cb1 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -3140,6 +3140,9 @@ lpfc_bsg_issue_mbox_ext_handle_job(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
unsigned long flags;
uint32_t size;
int rc = 0;
+ struct lpfc_dmabuf *dmabuf;
+ struct lpfc_sli_config_mbox *sli_cfg_mbx;
+ uint8_t *pmbx;
spin_lock_irqsave(&phba->ct_ev_lock, flags);
dd_data = pmboxq->context1;
@@ -3156,7 +3159,19 @@ lpfc_bsg_issue_mbox_ext_handle_job(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
*/
pmb = (uint8_t *)&pmboxq->u.mb;
pmb_buf = (uint8_t *)dd_data->context_un.mbox.mb;
+ /* Copy the byte swapped response mailbox back to the user */
memcpy(pmb_buf, pmb, sizeof(MAILBOX_t));
+ /* if there is any non-embedded extended data copy that too */
+ dmabuf = phba->mbox_ext_buf_ctx.mbx_dmabuf;
+ sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
+ if (!bsg_bf_get(lpfc_mbox_hdr_emb,
+ &sli_cfg_mbx->un.sli_config_emb0_subsys.sli_config_hdr)) {
+ pmbx = (uint8_t *)dmabuf->virt;
+ /* byte swap the extended data following the mailbox command */
+ lpfc_sli_pcimem_bcopy(&pmbx[sizeof(MAILBOX_t)],
+ &pmbx[sizeof(MAILBOX_t)],
+ sli_cfg_mbx->un.sli_config_emb0_subsys.mse[0].buf_len);
+ }
job = dd_data->context_un.mbox.set_job;
if (job) {
@@ -3519,6 +3534,18 @@ lpfc_bsg_sli_cfg_read_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job,
/* state change */
phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_PORT;
+ /*
+ * Non-embedded mailbox subcommand data gets byte swapped here because
+ * the lower level driver code only does the first 64 mailbox words.
+ */
+ if ((!bsg_bf_get(lpfc_mbox_hdr_emb,
+ &sli_cfg_mbx->un.sli_config_emb0_subsys.sli_config_hdr)) &&
+ (nemb_tp == nemb_mse))
+ lpfc_sli_pcimem_bcopy(&pmbx[sizeof(MAILBOX_t)],
+ &pmbx[sizeof(MAILBOX_t)],
+ sli_cfg_mbx->un.sli_config_emb0_subsys.
+ mse[0].buf_len);
+
rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
if ((rc == MBX_SUCCESS) || (rc == MBX_BUSY)) {
lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
@@ -3575,7 +3602,7 @@ lpfc_bsg_sli_cfg_write_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job,
&sli_cfg_mbx->un.sli_config_emb0_subsys.sli_config_hdr);
if (ext_buf_cnt > LPFC_MBX_SLI_CONFIG_MAX_MSE) {
lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
- "2953 Handled SLI_CONFIG(mse) wr, "
+ "2953 Failed SLI_CONFIG(mse) wr, "
"ext_buf_cnt(%d) out of range(%d)\n",
ext_buf_cnt,
LPFC_MBX_SLI_CONFIG_MAX_MSE);
@@ -3593,7 +3620,7 @@ lpfc_bsg_sli_cfg_write_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job,
ext_buf_cnt = sli_cfg_mbx->un.sli_config_emb1_subsys.hbd_count;
if (ext_buf_cnt > LPFC_MBX_SLI_CONFIG_MAX_HBD) {
lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
- "2954 Handled SLI_CONFIG(hbd) wr, "
+ "2954 Failed SLI_CONFIG(hbd) wr, "
"ext_buf_cnt(%d) out of range(%d)\n",
ext_buf_cnt,
LPFC_MBX_SLI_CONFIG_MAX_HBD);
@@ -3687,6 +3714,7 @@ lpfc_bsg_sli_cfg_write_cmd_ext(struct lpfc_hba *phba, struct fc_bsg_job *job,
"2956 Failed to issue SLI_CONFIG ext-buffer "
"maibox command, rc:x%x\n", rc);
rc = -EPIPE;
+ goto job_error;
}
/* wait for additoinal external buffers */
@@ -3721,7 +3749,7 @@ lpfc_bsg_handle_sli_cfg_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
uint32_t opcode;
int rc = SLI_CONFIG_NOT_HANDLED;
- /* state change */
+ /* state change on new multi-buffer pass-through mailbox command */
phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_HOST;
sli_cfg_mbx = (struct lpfc_sli_config_mbox *)dmabuf->virt;
@@ -3752,18 +3780,36 @@ lpfc_bsg_handle_sli_cfg_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
break;
default:
lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
- "2959 Not handled SLI_CONFIG "
+ "2959 Reject SLI_CONFIG "
"subsys_fcoe, opcode:x%x\n",
opcode);
- rc = SLI_CONFIG_NOT_HANDLED;
+ rc = -EPERM;
+ break;
+ }
+ } else if (subsys == SLI_CONFIG_SUBSYS_COMN) {
+ switch (opcode) {
+ case COMN_OPCODE_GET_CNTL_ADDL_ATTRIBUTES:
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
+ "3106 Handled SLI_CONFIG "
+ "subsys_fcoe, opcode:x%x\n",
+ opcode);
+ rc = lpfc_bsg_sli_cfg_read_cmd_ext(phba, job,
+ nemb_mse, dmabuf);
+ break;
+ default:
+ lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
+ "3107 Reject SLI_CONFIG "
+ "subsys_fcoe, opcode:x%x\n",
+ opcode);
+ rc = -EPERM;
break;
}
} else {
lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
- "2977 Handled SLI_CONFIG "
+ "2977 Reject SLI_CONFIG "
"subsys:x%d, opcode:x%x\n",
subsys, opcode);
- rc = SLI_CONFIG_NOT_HANDLED;
+ rc = -EPERM;
}
} else {
subsys = bsg_bf_get(lpfc_emb1_subcmnd_subsys,
@@ -3799,12 +3845,17 @@ lpfc_bsg_handle_sli_cfg_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
}
} else {
lpfc_printf_log(phba, KERN_INFO, LOG_LIBDFC,
- "2978 Handled SLI_CONFIG "
+ "2978 Not handled SLI_CONFIG "
"subsys:x%d, opcode:x%x\n",
subsys, opcode);
rc = SLI_CONFIG_NOT_HANDLED;
}
}
+
+ /* state reset on not handled new multi-buffer mailbox command */
+ if (rc != SLI_CONFIG_HANDLED)
+ phba->mbox_ext_buf_ctx.state = LPFC_BSG_MBOX_IDLE;
+
return rc;
}
@@ -4262,11 +4313,8 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job,
/* extended mailbox commands will need an extended buffer */
if (mbox_req->inExtWLen || mbox_req->outExtWLen) {
- /* any data for the device? */
- if (mbox_req->inExtWLen) {
- from = pmbx;
- ext = from + sizeof(MAILBOX_t);
- }
+ from = pmbx;
+ ext = from + sizeof(MAILBOX_t);
pmboxq->context2 = ext;
pmboxq->in_ext_byte_len =
mbox_req->inExtWLen * sizeof(uint32_t);
diff --git a/drivers/scsi/lpfc/lpfc_bsg.h b/drivers/scsi/lpfc/lpfc_bsg.h
index c8c2b47ea886..edfe61fc52b1 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.h
+++ b/drivers/scsi/lpfc/lpfc_bsg.h
@@ -96,7 +96,7 @@ struct get_mgmt_rev {
};
#define MANAGEMENT_MAJOR_REV 1
-#define MANAGEMENT_MINOR_REV 0
+#define MANAGEMENT_MINOR_REV 1
/* the MgmtRevInfo structure */
struct MgmtRevInfo {
@@ -248,6 +248,7 @@ struct lpfc_sli_config_emb1_subsys {
#define COMN_OPCODE_WRITE_OBJECT 0xAC
#define COMN_OPCODE_READ_OBJECT_LIST 0xAD
#define COMN_OPCODE_DELETE_OBJECT 0xAE
+#define COMN_OPCODE_GET_CNTL_ADDL_ATTRIBUTES 0x79
uint32_t timeout;
uint32_t request_length;
uint32_t word9;
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index 60f95347babf..f74afa23e0dd 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -26,7 +26,7 @@ void lpfc_sli_read_link_ste(struct lpfc_hba *);
void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t);
void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *);
int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
-int lpfc_dump_fcoe_param(struct lpfc_hba *, struct lpfcMboxq *);
+int lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *, struct lpfcMboxq *);
void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 98d21521f539..447da2a546ae 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -2104,6 +2104,8 @@ struct lpfc_mbx_read_config {
#define lpfc_mbx_rd_conf_lnk_type_SHIFT 6
#define lpfc_mbx_rd_conf_lnk_type_MASK 0x00000003
#define lpfc_mbx_rd_conf_lnk_type_WORD word2
+#define LPFC_LNK_TYPE_GE 0
+#define LPFC_LNK_TYPE_FC 1
#define lpfc_mbx_rd_conf_lnk_ldv_SHIFT 8
#define lpfc_mbx_rd_conf_lnk_ldv_MASK 0x00000001
#define lpfc_mbx_rd_conf_lnk_ldv_WORD word2
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 55bc4fc7376f..d247eb015526 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -475,27 +475,6 @@ lpfc_config_port_post(struct lpfc_hba *phba)
/* Get the default values for Model Name and Description */
lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
- if ((phba->cfg_link_speed > LPFC_USER_LINK_SPEED_16G)
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_1G)
- && !(phba->lmt & LMT_1Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_2G)
- && !(phba->lmt & LMT_2Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_4G)
- && !(phba->lmt & LMT_4Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_8G)
- && !(phba->lmt & LMT_8Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_10G)
- && !(phba->lmt & LMT_10Gb))
- || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_16G)
- && !(phba->lmt & LMT_16Gb))) {
- /* Reset link speed to auto */
- lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
- "1302 Invalid speed for this board: "
- "Reset link speed to auto: x%x\n",
- phba->cfg_link_speed);
- phba->cfg_link_speed = LPFC_USER_LINK_SPEED_AUTO;
- }
-
phba->link_state = LPFC_LINK_DOWN;
/* Only process IOCBs on ELS ring till hba_state is READY */
@@ -585,28 +564,10 @@ lpfc_config_port_post(struct lpfc_hba *phba)
return -EIO;
}
} else if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) {
- lpfc_init_link(phba, pmb, phba->cfg_topology,
- phba->cfg_link_speed);
- pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- lpfc_set_loopback_flag(phba);
- rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
- if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0454 Adapter failed to init, mbxCmd x%x "
- "INIT_LINK, mbxStatus x%x\n",
- mb->mbxCommand, mb->mbxStatus);
-
- /* Clear all interrupt enable conditions */
- writel(0, phba->HCregaddr);
- readl(phba->HCregaddr); /* flush */
- /* Clear all pending interrupts */
- writel(0xffffffff, phba->HAregaddr);
- readl(phba->HAregaddr); /* flush */
- phba->link_state = LPFC_HBA_ERROR;
- if (rc != MBX_BUSY)
- mempool_free(pmb, phba->mbox_mem_pool);
- return -EIO;
- }
+ mempool_free(pmb, phba->mbox_mem_pool);
+ rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT);
+ if (rc)
+ return rc;
}
/* MBOX buffer will be freed in mbox compl */
pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
@@ -681,6 +642,26 @@ lpfc_hba_init_link(struct lpfc_hba *phba, uint32_t flag)
mb = &pmb->u.mb;
pmb->vport = vport;
+ if ((phba->cfg_link_speed > LPFC_USER_LINK_SPEED_MAX) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_1G) &&
+ !(phba->lmt & LMT_1Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_2G) &&
+ !(phba->lmt & LMT_2Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_4G) &&
+ !(phba->lmt & LMT_4Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_8G) &&
+ !(phba->lmt & LMT_8Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_10G) &&
+ !(phba->lmt & LMT_10Gb)) ||
+ ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_16G) &&
+ !(phba->lmt & LMT_16Gb))) {
+ /* Reset link speed to auto */
+ lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
+ "1302 Invalid speed for this board:%d "
+ "Reset link speed to auto.\n",
+ phba->cfg_link_speed);
+ phba->cfg_link_speed = LPFC_USER_LINK_SPEED_AUTO;
+ }
lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed);
pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
lpfc_set_loopback_flag(phba);
@@ -1474,7 +1455,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
/* TODO: Register for Overtemp async events. */
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2889 Port Overtemperature event, "
- "taking port\n");
+ "taking port offline\n");
spin_lock_irq(&phba->hbalock);
phba->over_temp_state = HBA_OVER_TEMP;
spin_unlock_irq(&phba->hbalock);
@@ -9198,12 +9179,15 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid)
/* Perform post initialization setup */
lpfc_post_init_setup(phba);
- /* check for firmware upgrade or downgrade */
- snprintf(file_name, 16, "%s.grp", phba->ModelName);
- error = request_firmware(&fw, file_name, &phba->pcidev->dev);
- if (!error) {
- lpfc_write_firmware(phba, fw);
- release_firmware(fw);
+ /* check for firmware upgrade or downgrade (if_type 2 only) */
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) ==
+ LPFC_SLI_INTF_IF_TYPE_2) {
+ snprintf(file_name, 16, "%s.grp", phba->ModelName);
+ error = request_firmware(&fw, file_name, &phba->pcidev->dev);
+ if (!error) {
+ lpfc_write_firmware(phba, fw);
+ release_firmware(fw);
+ }
}
/* Check if there are static vports to be created. */
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index 2ebc7d2540c0..0228f04061da 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -2175,16 +2175,15 @@ lpfc_unreg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)
}
/**
- * lpfc_dump_fcoe_param - Dump config region 23 to get FCoe parameters.
+ * lpfc_sli4_dump_cfg_rg23 - Dump sli4 port config region 23
* @phba: pointer to the hba structure containing.
* @mbox: pointer to lpfc mbox command to initialize.
*
- * This function create a SLI4 dump mailbox command to dump FCoE
- * parameters stored in region 23.
+ * This function create a SLI4 dump mailbox command to dump configure
+ * region 23.
**/
int
-lpfc_dump_fcoe_param(struct lpfc_hba *phba,
- struct lpfcMboxq *mbox)
+lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
{
struct lpfc_dmabuf *mp = NULL;
MAILBOX_t *mb;
@@ -2198,9 +2197,9 @@ lpfc_dump_fcoe_param(struct lpfc_hba *phba,
if (!mp || !mp->virt) {
kfree(mp);
- /* dump_fcoe_param failed to allocate memory */
+ /* dump config region 23 failed to allocate memory */
lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
- "2569 lpfc_dump_fcoe_param: memory"
+ "2569 lpfc dump config region 23: memory"
" allocation failed\n");
return 1;
}
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 4d4104f38c98..1be13e757eda 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -4566,7 +4566,7 @@ lpfc_sli4_read_fcoe_params(struct lpfc_hba *phba,
phba->fc_map[2] = LPFC_FCOE_FCF_MAP2;
mqe = &mboxq->u.mqe;
- if (lpfc_dump_fcoe_param(phba, mboxq))
+ if (lpfc_sli4_dump_cfg_rg23(phba, mboxq))
return -ENOMEM;
mp = (struct lpfc_dmabuf *) mboxq->context1;
@@ -6205,7 +6205,11 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
rc = 0;
phba->fcf.fcfi = bf_get(lpfc_reg_fcfi_fcfi,
&mboxq->u.mqe.un.reg_fcfi);
+
+ /* Check if the port is configured to be disabled */
+ lpfc_sli_read_link_ste(phba);
}
+
/*
* The port is ready, set the host's link state to LINK_DOWN
* in preparation for link interrupts.
@@ -6213,7 +6217,19 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
spin_lock_irq(&phba->hbalock);
phba->link_state = LPFC_LINK_DOWN;
spin_unlock_irq(&phba->hbalock);
- if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) {
+ if (!(phba->hba_flag & HBA_FCOE_MODE) &&
+ (phba->hba_flag & LINK_DISABLED)) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_SLI,
+ "3103 Adapter Link is disabled.\n");
+ lpfc_down_link(phba, mboxq);
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ if (rc != MBX_SUCCESS) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_SLI,
+ "3104 Adapter failed to issue "
+ "DOWN_LINK mbox cmd, rc:x%x\n", rc);
+ goto out_unset_queue;
+ }
+ } else if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) {
rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT);
if (rc)
goto out_unset_queue;
@@ -15252,45 +15268,42 @@ lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *phba)
}
/**
- * lpfc_sli_read_link_ste - Read region 23 to decide if link is disabled.
+ * lpfc_sli_get_config_region23 - Get sli3 port region 23 data.
* @phba: pointer to lpfc hba data structure.
+ * @rgn23_data: pointer to configure region 23 data.
*
- * This function read region 23 and parse TLV for port status to
- * decide if the user disaled the port. If the TLV indicates the
- * port is disabled, the hba_flag is set accordingly.
+ * This function gets SLI3 port configure region 23 data through memory dump
+ * mailbox command. When it successfully retrieves data, the size of the data
+ * will be returned, otherwise, 0 will be returned.
**/
-void
-lpfc_sli_read_link_ste(struct lpfc_hba *phba)
+static uint32_t
+lpfc_sli_get_config_region23(struct lpfc_hba *phba, char *rgn23_data)
{
LPFC_MBOXQ_t *pmb = NULL;
MAILBOX_t *mb;
- uint8_t *rgn23_data = NULL;
- uint32_t offset = 0, data_size, sub_tlv_len, tlv_offset;
+ uint32_t offset = 0;
int rc;
+ if (!rgn23_data)
+ return 0;
+
pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "2600 lpfc_sli_read_serdes_param failed to"
- " allocate mailbox memory\n");
- goto out;
+ "2600 failed to allocate mailbox memory\n");
+ return 0;
}
mb = &pmb->u.mb;
- /* Get adapter Region 23 data */
- rgn23_data = kzalloc(DMP_RGN23_SIZE, GFP_KERNEL);
- if (!rgn23_data)
- goto out;
-
do {
lpfc_dump_mem(phba, pmb, offset, DMP_REGION_23);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
- "2601 lpfc_sli_read_link_ste failed to"
- " read config region 23 rc 0x%x Status 0x%x\n",
- rc, mb->mbxStatus);
+ "2601 failed to read config "
+ "region 23, rc 0x%x Status 0x%x\n",
+ rc, mb->mbxStatus);
mb->un.varDmp.word_cnt = 0;
}
/*
@@ -15303,13 +15316,96 @@ lpfc_sli_read_link_ste(struct lpfc_hba *phba)
mb->un.varDmp.word_cnt = DMP_RGN23_SIZE - offset;
lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET,
- rgn23_data + offset,
- mb->un.varDmp.word_cnt);
+ rgn23_data + offset,
+ mb->un.varDmp.word_cnt);
offset += mb->un.varDmp.word_cnt;
} while (mb->un.varDmp.word_cnt && offset < DMP_RGN23_SIZE);
- data_size = offset;
- offset = 0;
+ mempool_free(pmb, phba->mbox_mem_pool);
+ return offset;
+}
+
+/**
+ * lpfc_sli4_get_config_region23 - Get sli4 port region 23 data.
+ * @phba: pointer to lpfc hba data structure.
+ * @rgn23_data: pointer to configure region 23 data.
+ *
+ * This function gets SLI4 port configure region 23 data through memory dump
+ * mailbox command. When it successfully retrieves data, the size of the data
+ * will be returned, otherwise, 0 will be returned.
+ **/
+static uint32_t
+lpfc_sli4_get_config_region23(struct lpfc_hba *phba, char *rgn23_data)
+{
+ LPFC_MBOXQ_t *mboxq = NULL;
+ struct lpfc_dmabuf *mp = NULL;
+ struct lpfc_mqe *mqe;
+ uint32_t data_length = 0;
+ int rc;
+
+ if (!rgn23_data)
+ return 0;
+
+ mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!mboxq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3105 failed to allocate mailbox memory\n");
+ return 0;
+ }
+
+ if (lpfc_sli4_dump_cfg_rg23(phba, mboxq))
+ goto out;
+ mqe = &mboxq->u.mqe;
+ mp = (struct lpfc_dmabuf *) mboxq->context1;
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ if (rc)
+ goto out;
+ data_length = mqe->un.mb_words[5];
+ if (data_length == 0)
+ goto out;
+ if (data_length > DMP_RGN23_SIZE) {
+ data_length = 0;
+ goto out;
+ }
+ lpfc_sli_pcimem_bcopy((char *)mp->virt, rgn23_data, data_length);
+out:
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ if (mp) {
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ }
+ return data_length;
+}
+
+/**
+ * lpfc_sli_read_link_ste - Read region 23 to decide if link is disabled.
+ * @phba: pointer to lpfc hba data structure.
+ *
+ * This function read region 23 and parse TLV for port status to
+ * decide if the user disaled the port. If the TLV indicates the
+ * port is disabled, the hba_flag is set accordingly.
+ **/
+void
+lpfc_sli_read_link_ste(struct lpfc_hba *phba)
+{
+ uint8_t *rgn23_data = NULL;
+ uint32_t if_type, data_size, sub_tlv_len, tlv_offset;
+ uint32_t offset = 0;
+
+ /* Get adapter Region 23 data */
+ rgn23_data = kzalloc(DMP_RGN23_SIZE, GFP_KERNEL);
+ if (!rgn23_data)
+ goto out;
+
+ if (phba->sli_rev < LPFC_SLI_REV4)
+ data_size = lpfc_sli_get_config_region23(phba, rgn23_data);
+ else {
+ if_type = bf_get(lpfc_sli_intf_if_type,
+ &phba->sli4_hba.sli_intf);
+ if (if_type == LPFC_SLI_INTF_IF_TYPE_0)
+ goto out;
+ data_size = lpfc_sli4_get_config_region23(phba, rgn23_data);
+ }
if (!data_size)
goto out;
@@ -15373,9 +15469,8 @@ lpfc_sli_read_link_ste(struct lpfc_hba *phba)
goto out;
}
}
+
out:
- if (pmb)
- mempool_free(pmb, phba->mbox_mem_pool);
kfree(rgn23_data);
return;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.