[i-g-t V6 16/41] tests/kms_colorop: Add bypass test

[Bhanuprakash Modem]

From: Harry Wentland <harry.wentland at amd.com>

We want to test that setting the color pipeline to bypass
yields the expected results.

Signed-off-by: Harry Wentland <harry.wentland at amd.com>
---
 tests/kms_colorop.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/tests/kms_colorop.c b/tests/kms_colorop.c
index e5c7377de..5b7f81c83 100644
--- a/tests/kms_colorop.c
+++ b/tests/kms_colorop.c
@@ -40,6 +40,7 @@
  *
  * arg[1]:
  *
+ * @bypass:			Bypass Color Pipeline
  * @srgb_eotf:                  sRGB EOTF
  * @srgb_inv_eotf:              sRGB Inverse EOTF
  * @srgb_eotf-srgb_inv_eotf:    sRGB EOTF -> sRGB Inverse EOTF
@@ -440,13 +441,18 @@ static void colorop_plane_test(igt_display_t *display,
 #endif
 	/* discover and set COLOR PIPELINE */
 
-	/* get COLOR_PIPELINE enum */
-	color_pipeline = get_color_pipeline(display, plane, colorops);
+	if (!colorops[0]) {
+		/* bypass test */
+		set_color_pipeline_bypass(plane);
+	} else {
+		/* get COLOR_PIPELINE enum */
+		color_pipeline = get_color_pipeline(display, plane, colorops);
 
-	/* skip test if we can't find applicable pipeline */
-	igt_skip_on(!color_pipeline);
+		/* skip test if we can't find applicable pipeline */
+		igt_skip_on(!color_pipeline);
 
-	set_color_pipeline(display, plane, colorops, color_pipeline);
+		set_color_pipeline(display, plane, colorops, color_pipeline);
+	}
 
 	igt_output_set_writeback_fb(output, &output_fb);
 
@@ -487,6 +493,7 @@ igt_main
 		kms_colorop_t *colorops[MAX_COLOROPS];
 		const char *name;
 	} tests[] = {
+		{ { NULL }, "bypass" },
 		{ { &kms_colorop_srgb_eotf, NULL }, "srgb_eotf" },
 		{ { &kms_colorop_srgb_inv_eotf, NULL }, "srgb_inv_eotf" },
 		{ { &kms_colorop_srgb_eotf, &kms_colorop_srgb_inv_eotf, NULL }, "srgb_eotf-srgb_inv_eotf" },
-- 
2.43.2