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[13/19] megaraid_sas: Update current host time to FW during IOC Init

Message ID 1508406546-25944-14-git-send-email-shivasharan.srikanteshwara@broadcom.com (mailing list archive)
State Accepted
Headers show

Commit Message

Shivasharan S Oct. 19, 2017, 9:49 a.m. UTC 
Driver needs to send current host time to firmware during init.

Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
---
 drivers/scsi/megaraid/megaraid_sas_fusion.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index a630a31aecf8..277fd16305ee 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -773,6 +773,7 @@  megasas_ioc_init_fusion(struct megasas_instance *instance)
 	MFI_CAPABILITIES *drv_ops;
 	u32 scratch_pad_2;
 	unsigned long flags;
+	struct timeval tv;
 
 	fusion = instance->ctrl_context;
 
@@ -821,6 +822,12 @@  megasas_ioc_init_fusion(struct megasas_instance *instance)
 	IOCInitMessage->SystemRequestFrameBaseAddress = cpu_to_le64(fusion->io_request_frames_phys);
 	IOCInitMessage->HostMSIxVectors = instance->msix_vectors;
 	IOCInitMessage->HostPageSize = MR_DEFAULT_NVME_PAGE_SHIFT;
+
+	do_gettimeofday(&tv);
+	/* Convert to milliseconds as per FW requirement */
+	IOCInitMessage->TimeStamp = cpu_to_le64((tv.tv_sec * 1000) +
+						(tv.tv_usec / 1000));
+
 	init_frame = (struct megasas_init_frame *)cmd->frame;
 	memset(init_frame, 0, MEGAMFI_FRAME_SIZE);