From: Vikas Chaudhary <vikas.chaudhary@xxxxxxxxxx>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@xxxxxxxxxx>
---
drivers/scsi/qla4xxx/ql4_83xx.c | 20 ++++++++++++++++++++
drivers/scsi/qla4xxx/ql4_glbl.h | 1 +
drivers/scsi/qla4xxx/ql4_os.c | 5 +++++
3 files changed, 26 insertions(+)
diff --git a/drivers/scsi/qla4xxx/ql4_83xx.c b/drivers/scsi/qla4xxx/ql4_83xx.c
index 8196c2f..43c1688 100644
--- a/drivers/scsi/qla4xxx/ql4_83xx.c
+++ b/drivers/scsi/qla4xxx/ql4_83xx.c
@@ -1664,3 +1664,23 @@ void qla4_83xx_disable_pause(struct scsi_qla_host *ha)
__qla4_83xx_disable_pause(ha);
ha->isp_ops->idc_unlock(ha);
}
+
+/**
+ * qla4_83xx_is_detached - Check if we are marked invisible.
+ * @ha: Pointer to host adapter structure.
+ **/
+int qla4_83xx_is_detached(struct scsi_qla_host *ha)
+{
+ uint32_t drv_active;
+
+ drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
+
+ if (test_bit(AF_INIT_DONE, &ha->flags) &&
+ !(drv_active & (1 << ha->func_num))) {
+ DEBUG2(ql4_printk(KERN_INFO, ha, "%s: drv_active = 0x%X\n",
+ __func__, drv_active));
+ return QLA_SUCCESS;
+ }
+
+ return QLA_ERROR;
+}
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h
index 6d72e1d..b1a19cd 100644
--- a/drivers/scsi/qla4xxx/ql4_glbl.h
+++ b/drivers/scsi/qla4xxx/ql4_glbl.h
@@ -280,6 +280,7 @@ uint8_t qla4xxx_set_ipaddr_state(uint8_t fw_ipaddr_state);
int qla4_83xx_get_port_config(struct scsi_qla_host *ha, uint32_t *config);
int qla4_83xx_set_port_config(struct scsi_qla_host *ha, uint32_t *config);
int qla4_8xxx_check_init_adapter_retry(struct scsi_qla_host *ha);
+int qla4_83xx_is_detached(struct scsi_qla_host *ha);
extern int ql4xextended_error_logging;
extern int ql4xdontresethba;
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 9803c9e..e6fa19c 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -4372,6 +4372,11 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
uint32_t dev_state;
uint32_t idc_ctrl;
+ if (is_qla8032(ha) &&
+ (qla4_83xx_is_detached(ha) == QLA_SUCCESS))
+ WARN_ONCE(1, "%s: iSCSI function %d marked invisible\n",
+ __func__, ha->func_num);
+
/* don't poll if reset is going on */
if (!(test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA, &ha->dpc_flags) ||
--
1.8.2.GIT
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