qseecom:  Add SFAB clock voting.

Add SFAB voting in  QSEECOM_IOCTL_PERF_ENABLE_REQ.
The SFAB clock needs to be bumped up to its optimal
value when opearting in high bandwidth mode (for max
crypto performance)

Signed-off-by: Mona Hossain <mhossain@codeaurora.org>
(cherry picked from commit 8e2d73a0ade94ffd27882043d562c7ee825d9f7c)

Conflicts:

	drivers/misc/qseecom.c

Change-Id: I281e544756304f19969afbab7196a227dad0e2b1
Signed-off-by: Sudhir Sharma <sudsha@codeaurora.org>
diff --git a/drivers/misc/qseecom.c b/drivers/misc/qseecom.c
index 179eec71..cb58f8c 100644
--- a/drivers/misc/qseecom.c
+++ b/drivers/misc/qseecom.c
@@ -1607,12 +1607,16 @@
 		ret = qsee_vote_for_clock(CLK_DFAB);
 		if (ret)
 			pr_err("Failed to vote for DFAB clock%d\n", ret);
+		ret = qsee_vote_for_clock(CLK_SFPB);
+		if (ret)
+			pr_err("Failed to vote for SFPB clock%d\n", ret);
 		atomic_dec(&data->ioctl_count);
 		break;
 	}
 	case QSEECOM_IOCTL_PERF_DISABLE_REQ:{
 		atomic_inc(&data->ioctl_count);
 		qsee_disable_clock_vote(CLK_DFAB);
+		qsee_disable_clock_vote(CLK_SFPB);
 		atomic_dec(&data->ioctl_count);
 		break;
 	}