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Commit 17cac3a1 authored by Joe Carnuccio's avatar Joe Carnuccio Committed by James Bottomley
Browse files

qla2xxx: Handle AEN8014 incoming port logout. 



When we get logged out, mark the port lost and set dpc flag for relogin.

Signed-off-by: default avatarJoe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: default avatarHimanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Odin.com>
parent f299c7c2

drivers/scsi/qla2xxx/qla_dbg.c

+1 −1
Original line number Diff line number Diff line
@@ -26,7 +26,7 @@ 
 * |                              |                    | 0x3036,0x3038  |

 * |                              |                    | 0x303a		|

 * | DPC Thread                   |       0x4023       | 0x4002,0x4013  |

 * | Async Events                 |       0x5087       | 0x502b-0x502f  |

 * | Async Events                 |       0x508a       | 0x502b-0x502f  |

 * |                              |                    | 0x5047		|

 * |                              |                    | 0x5084,0x5075	|

 * |                              |                    | 0x503d,0x5044  |

drivers/scsi/qla2xxx/qla_isr.c

+32 −3
Original line number Diff line number Diff line
@@ -560,6 +560,17 @@ qla2x00_is_a_vp_did(scsi_qla_host_t *vha, uint32_t rscn_entry) 
	return ret;

}



static inline fc_port_t *

qla2x00_find_fcport_by_loopid(scsi_qla_host_t *vha, uint16_t loop_id)

{

	fc_port_t *fcport;



	list_for_each_entry(fcport, &vha->vp_fcports, list)

		if (fcport->loop_id == loop_id)

			return fcport;

	return NULL;

}



/**

 * qla2x00_async_event() - Process aynchronous events.

 * @ha: SCSI driver HA context
@@ -897,11 +908,29 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) 
			(mb[1] != 0xffff)) && vha->vp_idx != (mb[3] & 0xff))

			break;



		/* Global event -- port logout or port unavailable. */

		if (mb[1] == 0xffff && mb[2] == 0x7) {

		if (mb[2] == 0x7) {

			ql_dbg(ql_dbg_async, vha, 0x5010,

			    "Port unavailable %04x %04x %04x.\n",

			    "Port %s %04x %04x %04x.\n",

			    mb[1] == 0xffff ? "unavailable" : "logout",

			    mb[1], mb[2], mb[3]);



			if (mb[1] == 0xffff)

				goto global_port_update;



			/* Port logout */

			fcport = qla2x00_find_fcport_by_loopid(vha, mb[1]);

			if (!fcport)

				break;

			if (atomic_read(&fcport->state) != FCS_ONLINE)

				break;

			ql_dbg(ql_dbg_async, vha, 0x508a,

			    "Marking port lost loopid=%04x portid=%06x.\n",

			    fcport->loop_id, fcport->d_id.b24);

			qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);

			break;



global_port_update:

			/* Port unavailable. */

			ql_log(ql_log_warn, vha, 0x505e,

			    "Link is offline.\n");