[SCSI] qla2xxx: Add support for ISP82xx to capture dump (minidump) on failure.
Minidump allows us to catpure a snapshot of the firmware/hardware states at the
time of failure for further analysis.
[jejb: added missing #include <linux/vmalloc.h>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> ]
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>
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 4cace3f..e37556c 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -160,9 +160,9 @@
int ql2xdbwr = 1;
module_param(ql2xdbwr, int, S_IRUGO);
MODULE_PARM_DESC(ql2xdbwr,
- "Option to specify scheme for request queue posting.\n"
- " 0 -- Regular doorbell.\n"
- " 1 -- CAMRAM doorbell (faster).\n");
+ "Option to specify scheme for request queue posting.\n"
+ " 0 -- Regular doorbell.\n"
+ " 1 -- CAMRAM doorbell (faster).\n");
int ql2xtargetreset = 1;
module_param(ql2xtargetreset, int, S_IRUGO);
@@ -185,9 +185,9 @@
int ql2xdontresethba;
module_param(ql2xdontresethba, int, S_IRUGO);
MODULE_PARM_DESC(ql2xdontresethba,
- "Option to specify reset behaviour.\n"
- " 0 (Default) -- Reset on failure.\n"
- " 1 -- Do not reset on failure.\n");
+ "Option to specify reset behaviour.\n"
+ " 0 (Default) -- Reset on failure.\n"
+ " 1 -- Do not reset on failure.\n");
uint ql2xmaxlun = MAX_LUNS;
module_param(ql2xmaxlun, uint, S_IRUGO);
@@ -195,6 +195,19 @@
"Defines the maximum LU number to register with the SCSI "
"midlayer. Default is 65535.");
+int ql2xmdcapmask = 0x1F;
+module_param(ql2xmdcapmask, int, S_IRUGO);
+MODULE_PARM_DESC(ql2xmdcapmask,
+ "Set the Minidump driver capture mask level. "
+ "Default is 0x7F - Can be set to 0x3, 0x7, 0xF, 0x1F, 0x7F.");
+
+int ql2xmdenable;
+module_param(ql2xmdenable, int, S_IRUGO);
+MODULE_PARM_DESC(ql2xmdenable,
+ "Enable/disable MiniDump. "
+ "0 (Default) - MiniDump disabled. "
+ "1 - MiniDump enabled.");
+
/*
* SCSI host template entry points
*/
@@ -2669,6 +2682,8 @@
qla2x00_mem_free(ha);
+ qla82xx_md_free(vha);
+
qla2x00_free_queues(ha);
}