From cbf5b0c75b1c8684f1fd184a4b95c17f38686f8d Mon Sep 17 00:00:00 2001
From: Philip Elcan <pelcan@nvidia.com>
Date: Mon, 6 Jan 2020 12:48:33 -0500
Subject: [PATCH] gpu: nvgpu: unit: ptimer: add case for uncovered lines

This adds a test for one case in scale_ptimer() that wasn't previously
covered by the test.

NVGPU-4818

Change-Id: Ifdf92b68a921d288701b2a9ecd45e07f96e229d8
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2274670
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
---
 userspace/units/ptimer/nvgpu-ptimer.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/userspace/units/ptimer/nvgpu-ptimer.c b/userspace/units/ptimer/nvgpu-ptimer.c
index 8c839d8a8..ebcba60f7 100644
--- a/userspace/units/ptimer/nvgpu-ptimer.c
+++ b/userspace/units/ptimer/nvgpu-ptimer.c
@@ -284,6 +284,12 @@ int test_ptimer_scaling(struct unit_module *m,
 		ret = UNIT_FAIL;
 	}
 
+	val = scale_ptimer(10, 6);
+	if (val != 17) {
+		unit_err(m, "ptimer scale calculation incorrect\n");
+		ret = UNIT_FAIL;
+	}
+
 	val = ptimer_scalingfactor10x(100);
 	if (val != (PTIMER_REF_FREQ_HZ*10/100)) {
 		unit_err(m, "ptimer scale calculation incorrect\n");