[SCSI] remove some dead code in qla2xxx

Original from: Christoph Hellwig <hch@lst.de>

Modified and
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 8 insertions, 71 deletions

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 579448222d6..7f8d747bd5e 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -36,27 +36,12 @@ char qla2x00_version_str[40];
 /*
  * SRB allocation cache
  */
-char srb_cachep_name[16];
-kmem_cache_t *srb_cachep;
-
-/*
- * Stats for all adpaters.
- */
-struct _qla2x00stats qla2x00_stats;
+static kmem_cache_t *srb_cachep;
 
 /*
  * Ioctl related information.
  */
-int num_hosts;
-int apiHBAInstance;
-
-/*
- * Module parameter information and variables
- */
-int ql2xmaxqdepth;
-module_param(ql2xmaxqdepth, int, S_IRUGO|S_IWUSR);
-MODULE_PARM_DESC(ql2xmaxqdepth,
-		"Maximum queue depth to report for target devices.");
+static int num_hosts;
 
 int ql2xlogintimeout = 20;
 module_param(ql2xlogintimeout, int, S_IRUGO|S_IRUSR);
@@ -69,12 +54,6 @@ MODULE_PARM_DESC(qlport_down_retry,
 		"Maximum number of command retries to a port that returns"
 		"a PORT-DOWN status.");
 
-int ql2xretrycount = 20;
-module_param(ql2xretrycount, int, S_IRUGO|S_IWUSR);
-MODULE_PARM_DESC(ql2xretrycount,
-		"Maximum number of mid-layer retries allowed for a command.  "
-		"Default value is 20, ");
-
 int ql2xplogiabsentdevice;
 module_param(ql2xplogiabsentdevice, int, S_IRUGO|S_IWUSR);
 MODULE_PARM_DESC(ql2xplogiabsentdevice,
@@ -95,25 +74,6 @@ MODULE_PARM_DESC(ql2xintrdelaytimer,
 		"ZIO: Waiting time for Firmware before it generates an "
 		"interrupt to the host to notify completion of request.");
 
-int ConfigRequired;
-module_param(ConfigRequired, int, S_IRUGO|S_IRUSR);
-MODULE_PARM_DESC(ConfigRequired,
-		"If 1, then only configured devices passed in through the"
-		"ql2xopts parameter will be presented to the OS");
-
-int Bind = BIND_BY_PORT_NAME;
-module_param(Bind, int, S_IRUGO|S_IRUSR);
-MODULE_PARM_DESC(Bind,
-		"Target persistent binding method: "
-		"0 by Portname (default); 1 by PortID; 2 by Nodename. ");
-
-int ql2xsuspendcount = SUSPEND_COUNT;
-module_param(ql2xsuspendcount, int, S_IRUGO|S_IWUSR);
-MODULE_PARM_DESC(ql2xsuspendcount,
-		"Number of 6-second suspend iterations to perform while a "
-		"target returns a <NOT READY> status.  Default is 10 "
-		"iterations.");
-
 int ql2xloginretrycount = 0;
 module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR);
 MODULE_PARM_DESC(ql2xloginretrycount,
@@ -330,7 +290,6 @@ qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 	sp->fcport = fcport;
 	sp->cmd = cmd;
 	sp->flags = 0;
-	sp->err_id = 0;
 
 	CMD_SP(cmd) = (void *)sp;
 	cmd->scsi_done = done;
@@ -474,7 +433,6 @@ qla2x00_wait_for_loop_ready(scsi_qla_host_t *ha)
 
 	while ((!atomic_read(&ha->loop_down_timer) &&
 	    atomic_read(&ha->loop_state) == LOOP_DOWN) ||
-	    test_bit(CFG_ACTIVE, &ha->cfg_flags) ||
 	    atomic_read(&ha->loop_state) != LOOP_READY) {
 		msleep(1000);
 		if (time_after_eq(jiffies, loop_timeout)) {
@@ -1194,34 +1152,24 @@ int qla2x00_probe_one(struct pci_dev *pdev, struct qla_board_info *brd_info)
 
 	spin_lock_init(&ha->hardware_lock);
 
-	/* 4.23 Initialize /proc/scsi/qla2x00 counters */
-	ha->actthreads = 0;
-	ha->qthreads   = 0;
-	ha->total_isr_cnt = 0;
-	ha->total_isp_aborts = 0;
-	ha->total_lip_cnt = 0;
-	ha->total_dev_errs = 0;
-	ha->total_ios = 0;
-	ha->total_bytes = 0;
-
 	ha->prev_topology = 0;
 	ha->ports = MAX_BUSES;
 
 	if (IS_QLA2100(ha)) {
-		ha->max_targets = MAX_TARGETS_2100;
+		host->max_id = MAX_TARGETS_2100;
 		ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
 		ha->request_q_length = REQUEST_ENTRY_CNT_2100;
 		ha->response_q_length = RESPONSE_ENTRY_CNT_2100;
 		ha->last_loop_id = SNS_LAST_LOOP_ID_2100;
 		host->sg_tablesize = 32;
 	} else if (IS_QLA2200(ha)) {
-		ha->max_targets = MAX_TARGETS_2200;
+		host->max_id = MAX_TARGETS_2200;
 		ha->mbx_count = MAILBOX_REGISTER_COUNT;
 		ha->request_q_length = REQUEST_ENTRY_CNT_2200;
 		ha->response_q_length = RESPONSE_ENTRY_CNT_2100;
 		ha->last_loop_id = SNS_LAST_LOOP_ID_2100;
 	} else /*if (IS_QLA2300(ha))*/ {
-		ha->max_targets = MAX_TARGETS_2200;
+		host->max_id = MAX_TARGETS_2200;
 		ha->mbx_count = MAILBOX_REGISTER_COUNT;
 		ha->request_q_length = REQUEST_ENTRY_CNT_2200;
 		ha->response_q_length = RESPONSE_ENTRY_CNT_2300;
@@ -1265,8 +1213,7 @@ int qla2x00_probe_one(struct pci_dev *pdev, struct qla_board_info *brd_info)
 	host->unique_id = ha->instance;
 	host->max_cmd_len = MAX_CMDSZ;
 	host->max_channel = ha->ports - 1;
-	host->max_id = ha->max_targets;
-	host->max_lun = ha->max_luns;
+	host->max_lun = MAX_LUNS;
 	host->transportt = qla2xxx_transport_template;
 	if (scsi_add_host(host, &pdev->dev))
 		goto probe_alloc_failed;
@@ -2336,8 +2283,7 @@ static int __init
 qla2x00_module_init(void)
 {
 	/* Allocate cache for SRBs. */
-	sprintf(srb_cachep_name, "qla2xxx_srbs");
-	srb_cachep = kmem_cache_create(srb_cachep_name, sizeof(srb_t), 0,
+	srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
 	    SLAB_HWCACHE_ALIGN, NULL, NULL);
 	if (srb_cachep == NULL) {
 		printk(KERN_ERR
@@ -2365,16 +2311,7 @@ qla2x00_module_init(void)
 static void __exit
 qla2x00_module_exit(void)
 {
-	/* Free SRBs cache. */
-	if (srb_cachep != NULL) {
-		if (kmem_cache_destroy(srb_cachep) != 0) {
-			printk(KERN_ERR
-			    "qla2xxx: Unable to free SRB cache...Memory pools "
-			    "still active?\n");
-		}
-		srb_cachep = NULL;
-	}
-
+	kmem_cache_destroy(srb_cachep);
 	fc_release_transport(qla2xxx_transport_template);
 }