diff options
| author | Chad Dupuis <chad.dupuis@qlogic.com> | 2012-05-15 14:34:23 -0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-05-22 06:41:17 -0400 |
| commit | daae62a33e4f9b998cc8bf985fdf9eda62c10e57 (patch) | |
| tree | 7c206436f651f310ac97e86b1d2083885cb4d37a /drivers/scsi/qla2xxx/qla_isr.c | |
| parent | 00adc9a034e0b8e2307316ae49754f7ba35f93df (diff) | |
[SCSI] qla2xxx: Log link up and link down messages to track link flops.
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_isr.c | 44 |
1 files changed, 31 insertions, 13 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index f4b8a5f7840a..0e716dcea944 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c | |||
| @@ -309,6 +309,28 @@ qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr) | |||
| 309 | "IDC failed to post ACK.\n"); | 309 | "IDC failed to post ACK.\n"); |
| 310 | } | 310 | } |
| 311 | 311 | ||
| 312 | #define LS_UNKNOWN 2 | ||
| 313 | char * | ||
| 314 | qla2x00_get_link_speed_str(struct qla_hw_data *ha) | ||
| 315 | { | ||
| 316 | static char *link_speeds[] = {"1", "2", "?", "4", "8", "16", "10"}; | ||
| 317 | char *link_speed; | ||
| 318 | int fw_speed = ha->link_data_rate; | ||
| 319 | |||
| 320 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | ||
| 321 | link_speed = link_speeds[0]; | ||
| 322 | else if (fw_speed == 0x13) | ||
| 323 | link_speed = link_speeds[6]; | ||
| 324 | else { | ||
| 325 | link_speed = link_speeds[LS_UNKNOWN]; | ||
| 326 | if (fw_speed < 6) | ||
| 327 | link_speed = | ||
| 328 | link_speeds[fw_speed]; | ||
| 329 | } | ||
| 330 | |||
| 331 | return link_speed; | ||
| 332 | } | ||
| 333 | |||
| 312 | /** | 334 | /** |
| 313 | * qla2x00_async_event() - Process aynchronous events. | 335 | * qla2x00_async_event() - Process aynchronous events. |
| 314 | * @ha: SCSI driver HA context | 336 | * @ha: SCSI driver HA context |
| @@ -317,9 +339,6 @@ qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr) | |||
| 317 | void | 339 | void |
| 318 | qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) | 340 | qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) |
| 319 | { | 341 | { |
| 320 | #define LS_UNKNOWN 2 | ||
| 321 | static char *link_speeds[] = { "1", "2", "?", "4", "8", "16", "10" }; | ||
| 322 | char *link_speed; | ||
| 323 | uint16_t handle_cnt; | 342 | uint16_t handle_cnt; |
| 324 | uint16_t cnt, mbx; | 343 | uint16_t cnt, mbx; |
| 325 | uint32_t handles[5]; | 344 | uint32_t handles[5]; |
| @@ -479,20 +498,14 @@ skip_rio: | |||
| 479 | break; | 498 | break; |
| 480 | 499 | ||
| 481 | case MBA_LOOP_UP: /* Loop Up Event */ | 500 | case MBA_LOOP_UP: /* Loop Up Event */ |
| 482 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | 501 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
| 483 | link_speed = link_speeds[0]; | ||
| 484 | ha->link_data_rate = PORT_SPEED_1GB; | 502 | ha->link_data_rate = PORT_SPEED_1GB; |
| 485 | } else { | 503 | else |
| 486 | link_speed = link_speeds[LS_UNKNOWN]; | ||
| 487 | if (mb[1] < 6) | ||
| 488 | link_speed = link_speeds[mb[1]]; | ||
| 489 | else if (mb[1] == 0x13) | ||
| 490 | link_speed = link_speeds[6]; | ||
| 491 | ha->link_data_rate = mb[1]; | 504 | ha->link_data_rate = mb[1]; |
| 492 | } | ||
| 493 | 505 | ||
| 494 | ql_dbg(ql_dbg_async, vha, 0x500a, | 506 | ql_dbg(ql_dbg_async, vha, 0x500a, |
| 495 | "LOOP UP detected (%s Gbps).\n", link_speed); | 507 | "LOOP UP detected (%s Gbps).\n", |
| 508 | qla2x00_get_link_speed_str(ha)); | ||
| 496 | 509 | ||
| 497 | vha->flags.management_server_logged_in = 0; | 510 | vha->flags.management_server_logged_in = 0; |
| 498 | qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate); | 511 | qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate); |
| @@ -638,6 +651,8 @@ skip_rio: | |||
| 638 | ql_dbg(ql_dbg_async, vha, 0x5010, | 651 | ql_dbg(ql_dbg_async, vha, 0x5010, |
| 639 | "Port unavailable %04x %04x %04x.\n", | 652 | "Port unavailable %04x %04x %04x.\n", |
| 640 | mb[1], mb[2], mb[3]); | 653 | mb[1], mb[2], mb[3]); |
| 654 | ql_log(ql_log_warn, vha, 0x505e, | ||
| 655 | "Link is offline.\n"); | ||
| 641 | 656 | ||
| 642 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { | 657 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
| 643 | atomic_set(&vha->loop_state, LOOP_DOWN); | 658 | atomic_set(&vha->loop_state, LOOP_DOWN); |
| @@ -676,6 +691,9 @@ skip_rio: | |||
| 676 | ql_dbg(ql_dbg_async, vha, 0x5012, | 691 | ql_dbg(ql_dbg_async, vha, 0x5012, |
| 677 | "Port database changed %04x %04x %04x.\n", | 692 | "Port database changed %04x %04x %04x.\n", |
| 678 | mb[1], mb[2], mb[3]); | 693 | mb[1], mb[2], mb[3]); |
| 694 | ql_log(ql_log_warn, vha, 0x505f, | ||
| 695 | "Link is operational (%s Gbps).\n", | ||
| 696 | qla2x00_get_link_speed_str(ha)); | ||
| 679 | 697 | ||
| 680 | /* | 698 | /* |
| 681 | * Mark all devices as missing so we will login again. | 699 | * Mark all devices as missing so we will login again. |