Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
[linux-2.6.git] / drivers / scsi / qla2xxx / qla_attr.c
index 942db9de785efb274ff10aa311e93d994e1fd885..3eb2208675aef00d164bd6889aa6089f0d8cf1b9 100644 (file)
@@ -6,8 +6,11 @@
  */
 #include "qla_def.h"
 
+#include <linux/kthread.h>
 #include <linux/vmalloc.h>
 
+int qla24xx_vport_disable(struct fc_vport *, bool);
+
 /* SYSFS attributes --------------------------------------------------------- */
 
 static ssize_t
@@ -963,6 +966,122 @@ qla2x00_get_host_port_state(struct Scsi_Host *shost)
                fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
 }
 
+static int
+qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
+{
+       int     ret = 0;
+       scsi_qla_host_t *ha = (scsi_qla_host_t *) fc_vport->shost->hostdata;
+       scsi_qla_host_t *vha;
+
+       ret = qla24xx_vport_create_req_sanity_check(fc_vport);
+       if (ret) {
+               DEBUG15(printk("qla24xx_vport_create_req_sanity_check failed, "
+                   "status %x\n", ret));
+               return (ret);
+       }
+
+       vha = qla24xx_create_vhost(fc_vport);
+       if (vha == NULL) {
+               DEBUG15(printk ("qla24xx_create_vhost failed, vha = %p\n",
+                   vha));
+               return FC_VPORT_FAILED;
+       }
+       if (disable) {
+               atomic_set(&vha->vp_state, VP_OFFLINE);
+               fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
+       } else
+               atomic_set(&vha->vp_state, VP_FAILED);
+
+       /* ready to create vport */
+       qla_printk(KERN_INFO, vha, "VP entry id %d assigned.\n", vha->vp_idx);
+
+       /* initialized vport states */
+       atomic_set(&vha->loop_state, LOOP_DOWN);
+       vha->vp_err_state=  VP_ERR_PORTDWN;
+       vha->vp_prev_err_state=  VP_ERR_UNKWN;
+       /* Check if physical ha port is Up */
+       if (atomic_read(&ha->loop_state) == LOOP_DOWN ||
+           atomic_read(&ha->loop_state) == LOOP_DEAD) {
+               /* Don't retry or attempt login of this virtual port */
+               DEBUG15(printk ("scsi(%ld): pport loop_state is not UP.\n",
+                   vha->host_no));
+               atomic_set(&vha->loop_state, LOOP_DEAD);
+               if (!disable)
+                       fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
+       }
+
+       if (scsi_add_host(vha->host, &fc_vport->dev)) {
+               DEBUG15(printk("scsi(%ld): scsi_add_host failure for VP[%d].\n",
+                       vha->host_no, vha->vp_idx));
+               goto vport_create_failed_2;
+       }
+
+       /* initialize attributes */
+       fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
+       fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
+       fc_host_supported_classes(vha->host) =
+               fc_host_supported_classes(ha->host);
+       fc_host_supported_speeds(vha->host) =
+               fc_host_supported_speeds(ha->host);
+
+       qla24xx_vport_disable(fc_vport, disable);
+
+       return 0;
+vport_create_failed_2:
+       qla24xx_disable_vp(vha);
+       qla24xx_deallocate_vp_id(vha);
+       kfree(vha->port_name);
+       kfree(vha->node_name);
+       scsi_host_put(vha->host);
+       return FC_VPORT_FAILED;
+}
+
+int
+qla24xx_vport_delete(struct fc_vport *fc_vport)
+{
+       scsi_qla_host_t *ha = (scsi_qla_host_t *) fc_vport->shost->hostdata;
+       scsi_qla_host_t *vha = fc_vport->dd_data;
+
+       qla24xx_disable_vp(vha);
+       qla24xx_deallocate_vp_id(vha);
+
+       down(&ha->vport_sem);
+       ha->cur_vport_count--;
+       clear_bit(vha->vp_idx, (unsigned long *)ha->vp_idx_map);
+       up(&ha->vport_sem);
+
+       kfree(vha->node_name);
+       kfree(vha->port_name);
+
+       if (vha->timer_active) {
+               qla2x00_vp_stop_timer(vha);
+               DEBUG15(printk ("scsi(%ld): timer for the vport[%d] = %p "
+                   "has stopped\n",
+                   vha->host_no, vha->vp_idx, vha));
+        }
+
+       fc_remove_host(vha->host);
+
+       scsi_remove_host(vha->host);
+
+       scsi_host_put(vha->host);
+
+       return 0;
+}
+
+int
+qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
+{
+       scsi_qla_host_t *vha = fc_vport->dd_data;
+
+       if (disable)
+               qla24xx_disable_vp(vha);
+       else
+               qla24xx_enable_vp(vha);
+
+       return 0;
+}
+
 struct fc_function_template qla2xxx_transport_functions = {
 
        .show_host_node_name = 1,
@@ -1000,6 +1119,49 @@ struct fc_function_template qla2xxx_transport_functions = {
 
        .issue_fc_host_lip = qla2x00_issue_lip,
        .get_fc_host_stats = qla2x00_get_fc_host_stats,
+
+       .vport_create = qla24xx_vport_create,
+       .vport_disable = qla24xx_vport_disable,
+       .vport_delete = qla24xx_vport_delete,
+};
+
+struct fc_function_template qla2xxx_transport_vport_functions = {
+
+       .show_host_node_name = 1,
+       .show_host_port_name = 1,
+       .show_host_supported_classes = 1,
+
+       .get_host_port_id = qla2x00_get_host_port_id,
+       .show_host_port_id = 1,
+       .get_host_speed = qla2x00_get_host_speed,
+       .show_host_speed = 1,
+       .get_host_port_type = qla2x00_get_host_port_type,
+       .show_host_port_type = 1,
+       .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
+       .show_host_symbolic_name = 1,
+       .set_host_system_hostname = qla2x00_set_host_system_hostname,
+       .show_host_system_hostname = 1,
+       .get_host_fabric_name = qla2x00_get_host_fabric_name,
+       .show_host_fabric_name = 1,
+       .get_host_port_state = qla2x00_get_host_port_state,
+       .show_host_port_state = 1,
+
+       .dd_fcrport_size = sizeof(struct fc_port *),
+       .show_rport_supported_classes = 1,
+
+       .get_starget_node_name = qla2x00_get_starget_node_name,
+       .show_starget_node_name = 1,
+       .get_starget_port_name = qla2x00_get_starget_port_name,
+       .show_starget_port_name = 1,
+       .get_starget_port_id  = qla2x00_get_starget_port_id,
+       .show_starget_port_id = 1,
+
+       .get_rport_dev_loss_tmo = qla2x00_get_rport_loss_tmo,
+       .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
+       .show_rport_dev_loss_tmo = 1,
+
+       .issue_fc_host_lip = qla2x00_issue_lip,
+       .get_fc_host_stats = qla2x00_get_fc_host_stats,
 };
 
 void
@@ -1008,4 +1170,6 @@ qla2x00_init_host_attr(scsi_qla_host_t *ha)
        fc_host_node_name(ha->host) = wwn_to_u64(ha->node_name);
        fc_host_port_name(ha->host) = wwn_to_u64(ha->port_name);
        fc_host_supported_classes(ha->host) = FC_COS_CLASS3;
+       fc_host_max_npiv_vports(ha->host) = MAX_NUM_VPORT_FABRIC;
+       fc_host_npiv_vports_inuse(ha->host) = ha->cur_vport_count;
 }