Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (222 commits)
  [SCSI] zfcp: Remove flag ZFCP_STATUS_FSFREQ_TMFUNCNOTSUPP
  [SCSI] zfcp: Activate fc4s attributes for zfcp in FC transport class
  [SCSI] zfcp: Block scsi_eh thread for rport state BLOCKED
  [SCSI] zfcp: Update FSF error reporting
  [SCSI] zfcp: Improve ELS ADISC handling
  [SCSI] zfcp: Simplify handling of ct and els requests
  [SCSI] zfcp: Remove ZFCP_DID_MASK
  [SCSI] zfcp: Move WKA port to zfcp FC code
  [SCSI] zfcp: Use common code definitions for FC CT structs
  [SCSI] zfcp: Use common code definitions for FC ELS structs
  [SCSI] zfcp: Update FCP protocol related code
  [SCSI] zfcp: Dont fail SCSI commands when transitioning to blocked fc_rport
  [SCSI] zfcp: Assign scheduled work to driver queue
  [SCSI] zfcp: Remove STATUS_COMMON_REMOVE flag as it is not required anymore
  [SCSI] zfcp: Implement module unloading
  [SCSI] zfcp: Merge trace code for fsf requests in one function
  [SCSI] zfcp: Access ports and units with container_of in sysfs code
  [SCSI] zfcp: Remove suspend callback
  [SCSI] zfcp: Remove global config_mutex
  [SCSI] zfcp: Replace local reference counting with common kref
  ...

1 files changed, 44 insertions, 23 deletions

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index b79fca7d461..41669357b18 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -11,6 +11,7 @@
 #include <linux/delay.h>
 #include <linux/kthread.h>
 #include <linux/mutex.h>
+#include <linux/kobject.h>
 
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsicam.h>
@@ -137,7 +138,7 @@ static int qla2xxx_eh_target_reset(struct scsi_cmnd *);
 static int qla2xxx_eh_bus_reset(struct scsi_cmnd *);
 static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
 
-static int qla2x00_change_queue_depth(struct scsi_device *, int);
+static int qla2x00_change_queue_depth(struct scsi_device *, int, int);
 static int qla2x00_change_queue_type(struct scsi_device *, int);
 
 struct scsi_host_template qla2xxx_driver_template = {
@@ -727,23 +728,6 @@ qla2x00_abort_fcport_cmds(fc_port_t *fcport)
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 }
 
-static void
-qla2x00_block_error_handler(struct scsi_cmnd *cmnd)
-{
-	struct Scsi_Host *shost = cmnd->device->host;
-	struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
-	unsigned long flags;
-
-	spin_lock_irqsave(shost->host_lock, flags);
-	while (rport->port_state == FC_PORTSTATE_BLOCKED) {
-		spin_unlock_irqrestore(shost->host_lock, flags);
-		msleep(1000);
-		spin_lock_irqsave(shost->host_lock, flags);
-	}
-	spin_unlock_irqrestore(shost->host_lock, flags);
-	return;
-}
-
 /**************************************************************************
 * qla2xxx_eh_abort
 *
@@ -773,7 +757,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 	struct req_que *req = vha->req;
 	srb_t *spt;
 
-	qla2x00_block_error_handler(cmd);
+	fc_block_scsi_eh(cmd);
 
 	if (!CMD_SP(cmd))
 		return SUCCESS;
@@ -904,7 +888,7 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
 	fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
 	int err;
 
-	qla2x00_block_error_handler(cmd);
+	fc_block_scsi_eh(cmd);
 
 	if (!fcport)
 		return FAILED;
@@ -984,7 +968,7 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
 	unsigned long serial;
 	srb_t *sp = (srb_t *) CMD_SP(cmd);
 
-	qla2x00_block_error_handler(cmd);
+	fc_block_scsi_eh(cmd);
 
 	id = cmd->device->id;
 	lun = cmd->device->lun;
@@ -1047,7 +1031,7 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
 	srb_t *sp = (srb_t *) CMD_SP(cmd);
 	scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
 
-	qla2x00_block_error_handler(cmd);
+	fc_block_scsi_eh(cmd);
 
 	id = cmd->device->id;
 	lun = cmd->device->lun;
@@ -1234,8 +1218,11 @@ qla2xxx_slave_destroy(struct scsi_device *sdev)
 }
 
 static int
-qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth)
+qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason)
 {
+	if (reason != SCSI_QDEPTH_DEFAULT)
+		return -EOPNOTSUPP;
+
 	scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), qdepth);
 	return sdev->queue_depth;
 }
@@ -2653,6 +2640,37 @@ qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
 qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
 qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
 
+int
+qla2x00_post_uevent_work(struct scsi_qla_host *vha, u32 code)
+{
+	struct qla_work_evt *e;
+
+	e = qla2x00_alloc_work(vha, QLA_EVT_UEVENT);
+	if (!e)
+		return QLA_FUNCTION_FAILED;
+
+	e->u.uevent.code = code;
+	return qla2x00_post_work(vha, e);
+}
+
+static void
+qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
+{
+	char event_string[40];
+	char *envp[] = { event_string, NULL };
+
+	switch (code) {
+	case QLA_UEVENT_CODE_FW_DUMP:
+		snprintf(event_string, sizeof(event_string), "FW_DUMP=%ld",
+		    vha->host_no);
+		break;
+	default:
+		/* do nothing */
+		break;
+	}
+	kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
+}
+
 void
 qla2x00_do_work(struct scsi_qla_host *vha)
 {
@@ -2690,6 +2708,9 @@ qla2x00_do_work(struct scsi_qla_host *vha)
 			qla2x00_async_logout_done(vha, e->u.logio.fcport,
 			    e->u.logio.data);
 			break;
+		case QLA_EVT_UEVENT:
+			qla2x00_uevent_emit(vha, e->u.uevent.code);
+			break;
 		}
 		if (e->flags & QLA_EVT_FLAG_FREE)
 			kfree(e);