[i-g-t,RFC] tests/kms_color: Fix pipe degamma subtests

Commit Message

Vidya Srinivas May 28, 2021, 4:35 a.m. UTC

We need to collect CRC with no degamma transformation
and after drawing gradient with degamma LUT.
This patch makes subtest pipe degamma code
similar to pipe gamma is written.

Signed-off-by: Vidya Srinivas <[e-mail]>
---
 tests/kms_color.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

Patch

diff --git a/tests/kms_color.c b/tests/kms_color.c
index 3a42532a5c27..2d55f2611e72 100644
--- a/tests/kms_color.c
+++ b/tests/kms_color.c
@@ -31,8 +31,7 @@  static void test_pipe_degamma(data_t *data,
 {
 	igt_output_t *output;
 	igt_display_t *display = &data->display;
-	gamma_lut_t *degamma_linear, *degamma_full;
-	gamma_lut_t *gamma_linear;
+	gamma_lut_t *degamma_full;
 	color_t red_green_blue[] = {
 		{ 1.0, 0.0, 0.0 },
 		{ 0.0, 1.0, 0.0 },
@@ -42,11 +41,8 @@  static void test_pipe_degamma(data_t *data,
 	igt_require(igt_pipe_obj_has_prop(primary->pipe, IGT_CRTC_DEGAMMA_LUT));
 	igt_require(igt_pipe_obj_has_prop(primary->pipe, IGT_CRTC_GAMMA_LUT));
 
-	degamma_linear = generate_table(data->degamma_lut_size, 1.0);
 	degamma_full = generate_table_max(data->degamma_lut_size);
 
-	gamma_linear = generate_table(data->gamma_lut_size, 1.0);
-
 	for_each_valid_output_on_pipe(&data->display, primary->pipe->pipe, output) {
 		drmModeModeInfo *mode;
 		struct igt_fb fb_modeset, fb;
@@ -75,8 +71,7 @@  static void test_pipe_degamma(data_t *data,
 
 		igt_plane_set_fb(primary, &fb_modeset);
 		disable_ctm(primary->pipe);
-		disable_degamma(primary->pipe);
-		set_gamma(data, primary->pipe, gamma_linear);
+		set_degamma(data, primary->pipe, degamma_full);
 		igt_display_commit(&data->display);
 
 		/* Draw solid colors with no degamma transformation. */
@@ -92,7 +87,6 @@  static void test_pipe_degamma(data_t *data,
 		 */
 		paint_gradient_rectangles(data, mode, red_green_blue, &fb);
 		igt_plane_set_fb(primary, &fb);
-		set_degamma(data, primary->pipe, degamma_full);
 		igt_display_commit(&data->display);
 		igt_wait_for_vblank(data->drm_fd,
 				display->pipes[primary->pipe->pipe].crtc_offset);
@@ -109,9 +103,7 @@  static void test_pipe_degamma(data_t *data,
 		igt_remove_fb(data->drm_fd, &fb_modeset);
 	}
 
-	free_lut(degamma_linear);
 	free_lut(degamma_full);
-	free_lut(gamma_linear);
 }
 
 /*