diff options
| author | Vikas Chaudhary <vikas.chaudhary@qlogic.com> | 2013-12-16 06:49:32 -0500 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2014-03-15 10:19:12 -0700 |
| commit | a083e8bc839db0098301ebc483b83ff241e4fcdb (patch) | |
| tree | e8f6e66c876ba58330de186435d04c0864117fce | |
| parent | 37418cc61d0d71fc576bb49694d978c8e94e6e23 (diff) | |
| download | linux-a083e8bc839db0098301ebc483b83ff241e4fcdb.tar.bz2 | |
[SCSI] qla4xxx: Print WARN_ONCE() if iSCSI function presence bit removed
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_83xx.c | 20 | ||||
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_glbl.h | 1 | ||||
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_os.c | 5 |
3 files changed, 26 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_83xx.c b/drivers/scsi/qla4xxx/ql4_83xx.c index 919284834ad7..c105b6eebf2b 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 6d72e1dde19f..b1a19cd8d5b2 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 9803c9e3bc39..e6fa19cc0d32 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) || |