X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fscsi%2Fscsi_transport_fc.h;h=5626225bd3aec200d9a04728bc56af49a33ad002;hb=7c8ce71b092425f1e938285cab2a679c09444d9b;hp=fac547d32a98f112123ec4c2e35c59e2e1a586c4;hpb=d40d9d29c020f8466c96f8e3ad4b7c014ff1085d;p=pandora-kernel.git

diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index fac547d32a98..5626225bd3ae 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -79,6 +79,7 @@ enum fc_port_state {
 	FC_PORTSTATE_LINKDOWN,
 	FC_PORTSTATE_ERROR,
 	FC_PORTSTATE_LOOPBACK,
+	FC_PORTSTATE_DELETED,
 };
 
 
@@ -201,12 +202,19 @@ struct fc_rport {	/* aka fc_starget_attrs */
 	/* internal data */
 	unsigned int channel;
 	u32 number;
+	u8 flags;
 	struct list_head peers;
 	struct device dev;
  	struct work_struct dev_loss_work;
  	struct work_struct scan_work;
+ 	struct work_struct stgt_delete_work;
+	struct work_struct rport_delete_work;
 } __attribute__((aligned(sizeof(unsigned long))));
 
+/* bit field values for struct fc_rport "flags" field: */
+#define FC_RPORT_DEVLOSS_PENDING	0x01
+#define FC_RPORT_SCAN_PENDING		0x02
+
 #define	dev_to_rport(d)				\
 	container_of(d, struct fc_rport, dev)
 #define transport_class_to_rport(classdev)	\
@@ -302,6 +310,7 @@ struct fc_host_attrs {
 	/* Fixed Attributes */
 	u64 node_name;
 	u64 port_name;
+	u64 permanent_port_name;
 	u32 supported_classes;
 	u8  supported_fc4s[FC_FC4_LIST_SIZE];
 	char symbolic_name[FC_SYMBOLIC_NAME_SIZE];
@@ -325,12 +334,23 @@ struct fc_host_attrs {
 	struct list_head rport_bindings;
 	u32 next_rport_number;
 	u32 next_target_id;
+
+	/* work queues for rport state manipulation */
+	char work_q_name[KOBJ_NAME_LEN];
+	struct workqueue_struct *work_q;
+	char devloss_work_q_name[KOBJ_NAME_LEN];
+	struct workqueue_struct *devloss_work_q;
 };
 
+#define shost_to_fc_host(x) \
+	((struct fc_host_attrs *)(x)->shost_data)
+
 #define fc_host_node_name(x) \
 	(((struct fc_host_attrs *)(x)->shost_data)->node_name)
 #define fc_host_port_name(x)	\
 	(((struct fc_host_attrs *)(x)->shost_data)->port_name)
+#define fc_host_permanent_port_name(x)	\
+	(((struct fc_host_attrs *)(x)->shost_data)->permanent_port_name)
 #define fc_host_supported_classes(x)	\
 	(((struct fc_host_attrs *)(x)->shost_data)->supported_classes)
 #define fc_host_supported_fc4s(x)	\
@@ -365,6 +385,14 @@ struct fc_host_attrs {
 	(((struct fc_host_attrs *)(x)->shost_data)->next_rport_number)
 #define fc_host_next_target_id(x) \
 	(((struct fc_host_attrs *)(x)->shost_data)->next_target_id)
+#define fc_host_work_q_name(x) \
+	(((struct fc_host_attrs *)(x)->shost_data)->work_q_name)
+#define fc_host_work_q(x) \
+	(((struct fc_host_attrs *)(x)->shost_data)->work_q)
+#define fc_host_devloss_work_q_name(x) \
+	(((struct fc_host_attrs *)(x)->shost_data)->devloss_work_q_name)
+#define fc_host_devloss_work_q(x) \
+	(((struct fc_host_attrs *)(x)->shost_data)->devloss_work_q)
 
 
 /* The functions by which the transport class and the driver communicate */
@@ -415,6 +443,7 @@ struct fc_function_template {
 	/* host fixed attributes */
 	unsigned long	show_host_node_name:1;
 	unsigned long	show_host_port_name:1;
+	unsigned long	show_host_permanent_port_name:1;
 	unsigned long	show_host_supported_classes:1;
 	unsigned long	show_host_supported_fc4s:1;
 	unsigned long	show_host_symbolic_name:1;
@@ -446,10 +475,15 @@ fc_remote_port_chkready(struct fc_rport *rport)
 
 	switch (rport->port_state) {
 	case FC_PORTSTATE_ONLINE:
-		result = 0;
+		if (rport->roles & FC_RPORT_ROLE_FCP_TARGET)
+			result = 0;
+		else if (rport->flags & FC_RPORT_DEVLOSS_PENDING)
+			result = DID_IMM_RETRY << 16;
+		else
+			result = DID_NO_CONNECT << 16;
 		break;
 	case FC_PORTSTATE_BLOCKED:
-		result = DID_BUS_BUSY << 16;
+		result = DID_IMM_RETRY << 16;
 		break;
 	default:
 		result = DID_NO_CONNECT << 16;