[SCSI] qla2xxx: Allow an override of the registered maximum LUN.
The 'max_lun' value registered for each scsi_host is currently capped at 0xffff. The new module parameter can allow for 2nd-level flat-space addressing method-infrastructure to be supported. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com> Signed-off-by: James Bottomley <jbottomley@parallels.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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@ -103,6 +103,7 @@ extern int ql2xenabledif;
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extern int ql2xenablehba_err_chk;
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extern int ql2xtargetreset;
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extern int ql2xdontresethba;
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extern unsigned int ql2xmaxlun;
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extern int qla2x00_loop_reset(scsi_qla_host_t *);
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extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
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@ -456,7 +456,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport)
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else
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host->max_cmd_len = MAX_CMDSZ;
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host->max_channel = MAX_BUSES - 1;
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host->max_lun = MAX_LUNS;
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host->max_lun = ql2xmaxlun;
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host->unique_id = host->host_no;
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host->max_id = MAX_TARGETS_2200;
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host->transportt = qla2xxx_transport_vport_template;
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@ -172,6 +172,12 @@ MODULE_PARM_DESC(ql2xdontresethba,
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" 0 (Default) -- Reset on failure.\n"
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" 1 -- Do not reset on failure.\n");
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uint ql2xmaxlun = MAX_LUNS;
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module_param(ql2xmaxlun, uint, S_IRUGO);
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MODULE_PARM_DESC(ql2xmaxlun,
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"Defines the maximum LU number to register with the SCSI "
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"midlayer. Default is 65535.");
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/*
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* SCSI host template entry points
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*/
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@ -2136,7 +2142,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
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else
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host->max_cmd_len = MAX_CMDSZ;
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host->max_channel = MAX_BUSES - 1;
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host->max_lun = MAX_LUNS;
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host->max_lun = ql2xmaxlun;
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host->transportt = qla2xxx_transport_template;
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sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
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