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[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>
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3 changed files with 26 additions and 0 deletions
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@ -1664,3 +1664,23 @@ void qla4_83xx_disable_pause(struct scsi_qla_host *ha)
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__qla4_83xx_disable_pause(ha);
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ha->isp_ops->idc_unlock(ha);
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}
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/**
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* qla4_83xx_is_detached - Check if we are marked invisible.
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* @ha: Pointer to host adapter structure.
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**/
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int qla4_83xx_is_detached(struct scsi_qla_host *ha)
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{
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uint32_t drv_active;
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drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
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if (test_bit(AF_INIT_DONE, &ha->flags) &&
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!(drv_active & (1 << ha->func_num))) {
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DEBUG2(ql4_printk(KERN_INFO, ha, "%s: drv_active = 0x%X\n",
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__func__, drv_active));
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return QLA_SUCCESS;
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}
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return QLA_ERROR;
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}
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@ -280,6 +280,7 @@ uint8_t qla4xxx_set_ipaddr_state(uint8_t fw_ipaddr_state);
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int qla4_83xx_get_port_config(struct scsi_qla_host *ha, uint32_t *config);
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int qla4_83xx_set_port_config(struct scsi_qla_host *ha, uint32_t *config);
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int qla4_8xxx_check_init_adapter_retry(struct scsi_qla_host *ha);
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int qla4_83xx_is_detached(struct scsi_qla_host *ha);
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extern int ql4xextended_error_logging;
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extern int ql4xdontresethba;
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@ -4372,6 +4372,11 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
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uint32_t dev_state;
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uint32_t idc_ctrl;
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if (is_qla8032(ha) &&
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(qla4_83xx_is_detached(ha) == QLA_SUCCESS))
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WARN_ONCE(1, "%s: iSCSI function %d marked invisible\n",
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__func__, ha->func_num);
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/* don't poll if reset is going on */
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if (!(test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) ||
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test_bit(DPC_RESET_HA, &ha->dpc_flags) ||
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