diff options
| author | Chad Dupuis <chad.dupuis@qlogic.com> | 2014-02-26 04:15:12 -0500 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2014-03-15 10:18:51 -0700 |
| commit | a1b23c5a1d17d27d4d685dba03dc3c437693b5d0 (patch) | |
| tree | a61ea108b7f7361a0c7f91230e2be189e644bfdb /drivers/scsi/qla2xxx/qla_nx.c | |
| parent | fbe9c54b1da7c1f5795bc516676544b2ced58535 (diff) | |
[SCSI] qla2xxx: Read capture firmware dump on mailbox timeout for ISP8044 and ISP82XX.
Allow for the capture of a firmware dump but have a sysfs node
(allow_cna_fw_dump) to allow the feature to be enabled/disabled dynamically.
The default is off.
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_nx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_nx.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 26326f336c5..5511e24b1f1 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -4502,3 +4502,20 @@ exit: qla82xx_idc_unlock(ha); return rval; } + +void +qla82xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) +{ + struct qla_hw_data *ha = vha->hw; + + if (!ha->allow_cna_fw_dump) + return; + + scsi_block_requests(vha->host); + ha->flags.isp82xx_no_md_cap = 1; + qla82xx_idc_lock(ha); + qla82xx_set_reset_owner(vha); + qla82xx_idc_unlock(ha); + qla2x00_wait_for_chip_reset(vha); + scsi_unblock_requests(vha->host); +} |