[igt-dev] [PATCH][V2] tests/kms_plane_multiple: turn off pipe if all planes are off

[Alex Hung]

amdgpu rejects when crtc is on + all planes are off, and it
is necessary to turn off crtc when all planes are off.

This is revised from https://patchwork.freedesktop.org/series/80904/

Signed-off-by: Alex Hung <alex.hung at amd.com>
---
 tests/kms_plane_multiple.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/kms_plane_multiple.c b/tests/kms_plane_multiple.c
index cbe8c189..e900dc7f 100644
--- a/tests/kms_plane_multiple.c
+++ b/tests/kms_plane_multiple.c
@@ -311,6 +311,8 @@ test_plane_position_with_output(data_t *data, enum pipe pipe,
 		for_each_plane_on_pipe(&data->display, pipe, plane)
 			igt_plane_set_fb(plane, NULL);
 
+		if (is_amdgpu_device(data->drm_fd))
+			igt_output_set_pipe(output, PIPE_NONE);
 		igt_display_commit2(&data->display, COMMIT_ATOMIC);
 
 		for (int x = 0; x < c; x++)
@@ -344,6 +346,7 @@ test_plane_position_with_output(data_t *data, enum pipe pipe,
 		for_each_plane_on_pipe(&data->display, pipe, plane)
 			igt_plane_set_fb(plane, NULL);
 
+		igt_output_set_pipe(output, PIPE_NONE);
 		igt_display_commit2(&data->display, COMMIT_ATOMIC);
 
 		for (int x = 0; x < c; x++)
-- 
2.34.1