From a1b23c5a1d17d27d4d685dba03dc3c437693b5d0 Mon Sep 17 00:00:00 2001 From: Chad Dupuis Date: Wed, 26 Feb 2014 04:15:12 -0500 Subject: [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 Signed-off-by: Saurav Kashyap Signed-off-by: James Bottomley --- drivers/scsi/qla2xxx/qla_nx2.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers/scsi/qla2xxx/qla_nx2.c') diff --git a/drivers/scsi/qla2xxx/qla_nx2.c b/drivers/scsi/qla2xxx/qla_nx2.c index b7ed478..86cf108 100644 --- a/drivers/scsi/qla2xxx/qla_nx2.c +++ b/drivers/scsi/qla2xxx/qla_nx2.c @@ -3713,3 +3713,19 @@ exit_isp_reset: return rval; } +void +qla8044_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; + qla8044_idc_lock(ha); + qla82xx_set_reset_owner(vha); + qla8044_idc_unlock(ha); + qla2x00_wait_for_chip_reset(vha); + scsi_unblock_requests(vha->host); +} -- cgit v1.1