Revert "tests/kms_plane_alpha_blend: Skip coverage-vs-premult-vs-none for 6bpc panels"

This reverts commit 3bf28f9dffd41b85c262d4e6664ffbdf5b7d9a93.

Subtest coverage-premultiplied-constant was failing due to
buffer alignment issue. It was not due to 6bpc. Hence this
patch needs to be reverted.

Signed-off-by: Vidya Srinivas <vidya.srinivas@intel.com>
Reviewed-by : Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@intel.com>

1 files changed, 0 insertions, 36 deletions

diff --git a/tests/kms_plane_alpha_blend.c b/tests/kms_plane_alpha_blend.c
index 57bbda5d..8616169e 100644
--- a/tests/kms_plane_alpha_blend.c
+++ b/tests/kms_plane_alpha_blend.c
@@ -442,38 +442,6 @@ static void coverage_7efc(data_t *data, enum pipe pipe, igt_plane_t *plane)
 	igt_pipe_crc_stop(data->pipe_crc);
 }
 
-static bool is_6bpc(igt_display_t *display, enum pipe pipe) {
-	char buf[8192];
-	char *str;
-	bool ret;
-	int debugfs_fd;
-	drmModeConnector *c;
-	igt_output_t *output = igt_get_single_output_for_pipe(display, pipe);
-
-	if (!is_i915_device(display->drm_fd))
-		return false;
-
-	c = output->config.connector;
-	if (c->connector_type != DRM_MODE_CONNECTOR_eDP ||
-		c->connector_type != DRM_MODE_CONNECTOR_DSI)
-		return false;
-
-	debugfs_fd = igt_debugfs_dir(display->drm_fd);
-	if (debugfs_fd < 0)
-		return false;
-
-	igt_debugfs_simple_read(debugfs_fd, "i915_display_info", buf, sizeof(buf));
-
-	str = strstr(buf, "bpp=");
-	if (str && (strncmp(str, "bpp=18", 6) == 0))
-		ret = true;
-	else
-		ret = false;
-
-	close(debugfs_fd);
-	return ret;
-}
-
 static void coverage_premult_constant(data_t *data, enum pipe pipe, igt_plane_t *plane)
 {
 	igt_display_t *display = &data->display;
@@ -486,10 +454,6 @@ static void coverage_premult_constant(data_t *data, enum pipe pipe, igt_plane_t
 	igt_plane_set_prop_enum(plane, IGT_PLANE_PIXEL_BLEND_MODE, "Coverage");
 	igt_plane_set_fb(plane, &data->argb_fb_cov_7e);
 	igt_display_commit2(display, COMMIT_ATOMIC);
-
-	/* 6bpc panels have dithering ON and CRC might fail, hence skip test */
-	igt_require_f(!is_6bpc(display, pipe), "Test skipped for 6bpc panels\n");
-
 	igt_pipe_crc_start(data->pipe_crc);
 	igt_pipe_crc_get_single(data->pipe_crc, &ref_crc);