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[SCSI] qla4xxx: Fix failure of IDC Time Extend mailbox command
Issue: Mailbox command 0x102 (IDC Time Extend) failure seen while applying changes to iface using iscsiadm Fix: Added fix to extend IDC timeout only for ISP84xx when IDC ACK needs to be posted and disable ACB mailbox command completion is in intermediate state. 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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@ -1922,6 +1922,7 @@ int qla4xxx_disable_acb(struct scsi_qla_host *ha)
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mbox_sts[0], mbox_sts[1], mbox_sts[2]));
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} else {
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if (is_qla8042(ha) &&
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test_bit(DPC_POST_IDC_ACK, &ha->dpc_flags) &&
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(mbox_sts[0] != MBOX_STS_COMMAND_COMPLETE)) {
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/*
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* Disable ACB mailbox command takes time to complete
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