[SCSI] mptfusion: print Doorbell register in a case of hard reset and timeout

Printing Doorbell register in a case of hard reset and timeout
should be useful for figuring out the state of the system.

Signed-off-by: Kei Tokunaga <tokunaga.keiich@jp.fujitsu.com>
Acked-by: "Desai, Kashyap" <Kashyap.Desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 8 insertions, 4 deletions

diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index c5c8fb811f54..dceb67a21825 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -1706,8 +1706,9 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
 
         CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
         if (issue_hard_reset) {
-                printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
-                        ioc->name, __func__);
+                printk(MYIOC_s_WARN_FMT
+                       "Issuing Reset from %s!! doorbell=0x%08x\n",
+                       ioc->name, __func__, mpt_GetIocState(ioc, 0));
                 retval = mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
                 mpt_free_msg_frame(ioc, mf);
         }
@@ -3051,8 +3052,11 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io)
                         goto out;
                 }
                 if (!timeleft) {
-                        printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
-                            ioc->name, __func__);
+                        printk(MYIOC_s_WARN_FMT
+                               "Issuing Reset from %s!! doorbell=0x%08xh"
+                               " cmd=0x%02x\n",
+                               ioc->name, __func__, mpt_GetIocState(ioc, 0),
+                               cmd);
                         mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
                         mpt_free_msg_frame(ioc, mf);
                 }