[SCSI] qla2xxx: Correct various NPIV issues.
* Consolidate vport-count processing. * Correct vp_idx restrictions during RSCN processing. * Push topology verification check to qla2x00_do_dpc_all_vps(). * Don't skip vport full-login-lip/lip-reset mailbox handling. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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@ -1736,6 +1736,11 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
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qla24xx_deallocate_vp_id(vha);
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mutex_lock(&ha->vport_lock);
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ha->cur_vport_count--;
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clear_bit(vha->vp_idx, ha->vp_idx_map);
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mutex_unlock(&ha->vport_lock);
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if (vha->timer_active) {
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qla2x00_vp_stop_timer(vha);
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DEBUG15(printk ("scsi(%ld): timer for the vport[%d] = %p "
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@ -3540,8 +3540,6 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
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if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
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atomic_set(&vha->loop_state, LOOP_DOWN);
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qla2x00_mark_all_devices_lost(vha, 0);
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list_for_each_entry_safe(vp, tvp, &ha->vp_list, list)
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qla2x00_mark_all_devices_lost(vp, 0);
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} else {
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if (!atomic_read(&vha->loop_down_timer))
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atomic_set(&vha->loop_down_timer,
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@ -685,8 +685,9 @@ skip_rio:
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if (vha->vp_idx && test_bit(VP_SCR_NEEDED, &vha->vp_flags))
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break;
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/* Only handle SCNs for our Vport index. */
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if (vha->vp_idx != (mb[3] & 0xff))
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if (ha->flags.npiv_supported && vha->vp_idx != (mb[3] & 0xff))
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break;
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DEBUG2(printk("scsi(%ld): Asynchronous RSCR UPDATE.\n",
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vha->host_no));
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DEBUG(printk(KERN_INFO
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@ -42,7 +42,6 @@ qla24xx_allocate_vp_id(scsi_qla_host_t *vha)
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set_bit(vp_id, ha->vp_idx_map);
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ha->num_vhosts++;
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ha->cur_vport_count++;
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vha->vp_idx = vp_id;
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list_add_tail(&vha->list, &ha->vp_list);
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mutex_unlock(&ha->vport_lock);
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@ -58,7 +57,6 @@ qla24xx_deallocate_vp_id(scsi_qla_host_t *vha)
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mutex_lock(&ha->vport_lock);
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vp_id = vha->vp_idx;
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ha->num_vhosts--;
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ha->cur_vport_count--;
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clear_bit(vp_id, ha->vp_idx_map);
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list_del(&vha->list);
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mutex_unlock(&ha->vport_lock);
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@ -235,7 +233,11 @@ qla2x00_vp_abort_isp(scsi_qla_host_t *vha)
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atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
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}
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/* To exclusively reset vport, we need to log it out first.*/
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/*
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* To exclusively reset vport, we need to log it out first. Note: this
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* control_vp can fail if ISP reset is already issued, this is
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* expected, as the vp would be already logged out due to ISP reset.
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*/
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if (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
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qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL);
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@ -247,23 +249,11 @@ qla2x00_vp_abort_isp(scsi_qla_host_t *vha)
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static int
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qla2x00_do_dpc_vp(scsi_qla_host_t *vha)
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{
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struct qla_hw_data *ha = vha->hw;
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scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
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if (!(ha->current_topology & ISP_CFG_F))
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return 0;
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qla2x00_do_work(vha);
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if (test_and_clear_bit(VP_IDX_ACQUIRED, &vha->vp_flags)) {
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/* VP acquired. complete port configuration */
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if (atomic_read(&base_vha->loop_state) == LOOP_READY) {
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qla24xx_configure_vp(vha);
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} else {
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set_bit(VP_IDX_ACQUIRED, &vha->vp_flags);
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set_bit(VP_DPC_NEEDED, &base_vha->dpc_flags);
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}
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qla24xx_configure_vp(vha);
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return 0;
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}
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@ -314,6 +304,9 @@ qla2x00_do_dpc_all_vps(scsi_qla_host_t *vha)
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clear_bit(VP_DPC_NEEDED, &vha->dpc_flags);
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if (!(ha->current_topology & ISP_CFG_F))
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return;
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list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
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if (vp->vp_idx)
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ret = qla2x00_do_dpc_vp(vp);
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@ -418,6 +411,11 @@ qla24xx_create_vhost(struct fc_vport *fc_vport)
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vha->flags.init_done = 1;
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mutex_lock(&ha->vport_lock);
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set_bit(vha->vp_idx, ha->vp_idx_map);
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ha->cur_vport_count++;
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mutex_unlock(&ha->vport_lock);
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return vha;
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create_vhost_failed:
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@ -1119,8 +1119,7 @@ qla2x00_loop_reset(scsi_qla_host_t *vha)
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struct fc_port *fcport;
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struct qla_hw_data *ha = vha->hw;
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if (ha->flags.enable_lip_full_login && !vha->vp_idx &&
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!IS_QLA81XX(ha)) {
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if (ha->flags.enable_lip_full_login && !IS_QLA81XX(ha)) {
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ret = qla2x00_full_login_lip(vha);
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if (ret != QLA_SUCCESS) {
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DEBUG2_3(printk("%s(%ld): failed: "
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@ -1133,7 +1132,7 @@ qla2x00_loop_reset(scsi_qla_host_t *vha)
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qla2x00_wait_for_loop_ready(vha);
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}
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if (ha->flags.enable_lip_reset && !vha->vp_idx) {
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if (ha->flags.enable_lip_reset) {
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ret = qla2x00_lip_reset(vha);
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if (ret != QLA_SUCCESS) {
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DEBUG2_3(printk("%s(%ld): failed: "
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@ -2264,8 +2263,9 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
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fc_port_t *fcport;
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list_for_each_entry(fcport, &vha->vp_fcports, list) {
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if (vha->vp_idx != fcport->vp_idx)
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if (vha->vp_idx != 0 && vha->vp_idx != fcport->vp_idx)
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continue;
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/*
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* No point in marking the device as lost, if the device is
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* already DEAD.
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@ -2273,10 +2273,12 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
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if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
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continue;
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if (atomic_read(&fcport->state) == FCS_ONLINE) {
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atomic_set(&fcport->state, FCS_DEVICE_LOST);
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qla2x00_schedule_rport_del(vha, fcport, defer);
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} else
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atomic_set(&fcport->state, FCS_DEVICE_LOST);
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if (defer)
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qla2x00_schedule_rport_del(vha, fcport, defer);
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else if (vha->vp_idx == fcport->vp_idx)
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qla2x00_schedule_rport_del(vha, fcport, defer);
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}
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atomic_set(&fcport->state, FCS_DEVICE_LOST);
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}
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}
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@ -3069,8 +3071,7 @@ qla2x00_timer(scsi_qla_host_t *vha)
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/* if the loop has been down for 4 minutes, reinit adapter */
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if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
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if (!(vha->device_flags & DFLG_NO_CABLE) &&
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!vha->vp_idx) {
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if (!(vha->device_flags & DFLG_NO_CABLE)) {
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DEBUG(printk("scsi(%ld): Loop down - "
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"aborting ISP.\n",
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vha->host_no));
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