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authorVikas Chaudhary <vikas.chaudhary@qlogic.com>2013-01-20 23:51:02 -0500
committerJames Bottomley <JBottomley@Parallels.com>2013-01-30 13:53:19 +1100
commit9661975f1717876577c62796707a2b7e34facb3f (patch)
treefbe1b197eff91fe970774b37724e4216c1c776cc /drivers/scsi/qla4xxx
parent137257da9e52c6aec9ba67aae0a2bbae235dfa3a (diff)
[SCSI] qla4xxx: Added support for force firmware dump
This patch force driver to collect firmware dump using following command:- "echo 2 > /sys/class/scsi_host/hostX/device/fw_dump" Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx')
-rw-r--r--drivers/scsi/qla4xxx/ql4_83xx.c2
-rw-r--r--drivers/scsi/qla4xxx/ql4_attr.c16
-rw-r--r--drivers/scsi/qla4xxx/ql4_glbl.h1
3 files changed, 13 insertions, 6 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_83xx.c b/drivers/scsi/qla4xxx/ql4_83xx.c
index 417738366c1f..5d8fe4f75650 100644
--- a/drivers/scsi/qla4xxx/ql4_83xx.c
+++ b/drivers/scsi/qla4xxx/ql4_83xx.c
@@ -538,7 +538,7 @@ struct device_info {
int port_num;
};
-static int qla4_83xx_can_perform_reset(struct scsi_qla_host *ha)
+int qla4_83xx_can_perform_reset(struct scsi_qla_host *ha)
{
uint32_t drv_active;
uint32_t dev_part, dev_part1, dev_part2;
diff --git a/drivers/scsi/qla4xxx/ql4_attr.c b/drivers/scsi/qla4xxx/ql4_attr.c
index 76819b71ada7..19ee55a6226c 100644
--- a/drivers/scsi/qla4xxx/ql4_attr.c
+++ b/drivers/scsi/qla4xxx/ql4_attr.c
@@ -74,16 +74,22 @@ qla4_8xxx_sysfs_write_fw_dump(struct file *filep, struct kobject *kobj,
}
break;
case 2:
- /* Reset HBA */
+ /* Reset HBA and collect FW dump */
ha->isp_ops->idc_lock(ha);
dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
if (dev_state == QLA8XXX_DEV_READY) {
- ql4_printk(KERN_INFO, ha,
- "%s: Setting Need reset, reset_owner is 0x%x.\n",
- __func__, ha->func_num);
+ ql4_printk(KERN_INFO, ha, "%s: Setting Need reset\n",
+ __func__);
qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
QLA8XXX_DEV_NEED_RESET);
- set_bit(AF_8XXX_RST_OWNER, &ha->flags);
+ if (is_qla8022(ha) ||
+ (is_qla8032(ha) &&
+ qla4_83xx_can_perform_reset(ha))) {
+ set_bit(AF_8XXX_RST_OWNER, &ha->flags);
+ set_bit(AF_FW_RECOVERY, &ha->flags);
+ ql4_printk(KERN_INFO, ha, "%s: Reset owner is 0x%x\n",
+ __func__, ha->func_num);
+ }
} else
ql4_printk(KERN_INFO, ha,
"%s: Reset not performed as device state is 0x%x\n",
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h
index 7a2a35a4aed3..982293edf02c 100644
--- a/drivers/scsi/qla4xxx/ql4_glbl.h
+++ b/drivers/scsi/qla4xxx/ql4_glbl.h
@@ -260,6 +260,7 @@ int qla4_8xxx_update_idc_reg(struct scsi_qla_host *ha);
int qla4_83xx_post_idc_ack(struct scsi_qla_host *ha);
void qla4_83xx_disable_pause(struct scsi_qla_host *ha);
void qla4_83xx_enable_mbox_intrs(struct scsi_qla_host *ha);
+int qla4_83xx_can_perform_reset(struct scsi_qla_host *ha);
extern int ql4xextended_error_logging;
extern int ql4xdontresethba;