[SCSI] mpt2sas: Added support to set the TimeStamp when sending ioc_init

Added support to set the TimeStamp when sending ioc_init.
Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: Eric Moore <Eric.moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index 935cfc769cb6..c3524bcefd54 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -57,6 +57,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/sort.h>
 #include <linux/io.h>
+#include <linux/time.h>
 
 #include "mpt2sas_base.h"
 
@@ -2946,6 +2947,7 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
         Mpi2IOCInitRequest_t mpi_request;
         Mpi2IOCInitReply_t mpi_reply;
         int r;
+        struct timeval current_time;
 
         dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
             __func__));
@@ -2996,6 +2998,13 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
             cpu_to_le32(ioc->reply_post_free_dma);
 #endif
 
+        /* This time stamp specifies number of milliseconds
+         * since epoch ~ midnight January 1, 1970.
+         */
+        do_gettimeofday(&current_time);
+        mpi_request.TimeStamp = (current_time.tv_sec * 1000) +
+            (current_time.tv_usec >> 3);
+
         if (ioc->logging_level & MPT_DEBUG_INIT) {
                 u32 *mfp;
                 int i;