[igt-dev] [PATCH i-g-t 3/5] tests/kms: Don't check crtc state for vmwgfx legacy set_crtc

[Deepak Rawat]

For a Xorg bug vmwgfx has a kernel workaround which reset the value of
mode::type. This will cause crtc state not to match what is expected.

Signed-off-by: Deepak Rawat <drawat at vmware.com>
---
 tests/kms_atomic.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tests/kms_atomic.c b/tests/kms_atomic.c
index ac02baf0..72714e12 100644
--- a/tests/kms_atomic.c
+++ b/tests/kms_atomic.c
@@ -237,7 +237,12 @@ static void crtc_commit(igt_pipe_t *pipe, igt_plane_t *plane,
 {
 	igt_display_commit2(pipe->display, s);
 
-	crtc_check_current_state(pipe, pipe->values, plane->values, relax);
+	/*
+	 * For a vmwgfx xorg driver bug kernel module reset the value of
+	 * mode::type so crtc state check fails for legacy commit
+	 */
+	if (!is_vmwgfx_device(pipe->display->drm_fd) || !(s == COMMIT_LEGACY))
+		crtc_check_current_state(pipe, pipe->values, plane->values, relax);
 	plane_check_current_state(plane, plane->values, relax);
 }
 
-- 
2.17.1