[igt-dev] [PATCH i-g-t v2] lib/igt_kms: Don't reset VRR_ENABLED on every commit

[Maarten Lankhorst]

Op 31-01-2019 om 15:48 schreef Nicholas Kazlauskas:
> If the VRR tests failed then there was a chance that VRR could be
> left enabled when exiting the test so the VRR_ENABLED property was
> reset to 0 whenever the pipe was reset.
>
> However, in doing so the pipe's state was considered changed even
> if VRR_ENABLED was already 0. This causes the pipe to be added to
> commits where it previously wasn't.
>
> Other tests with properties that can persist for failures (like color
> management) don't bother resetting the properties - so this patch
> changes VRR_ENABLED to work the same.
>
> Cc: Harry Wentland <harry.wentland at amd.com>
> Cc: Petri Latvala <petri.latvala at intel.com>
> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109490
> Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas at amd.com>
> ---
>  lib/igt_kms.c | 3 ---
>  1 file changed, 3 deletions(-)
>
> diff --git a/lib/igt_kms.c b/lib/igt_kms.c
> index 71df98d2..0bec3734 100644
> --- a/lib/igt_kms.c
> +++ b/lib/igt_kms.c
> @@ -1791,9 +1791,6 @@ static void igt_pipe_reset(igt_pipe_t *pipe)
>  	igt_pipe_obj_set_prop_value(pipe, IGT_CRTC_ACTIVE, 0);
>  	igt_pipe_obj_clear_prop_changed(pipe, IGT_CRTC_OUT_FENCE_PTR);
>  
> -	if (igt_pipe_obj_has_prop(pipe, IGT_CRTC_VRR_ENABLED))
> -		igt_pipe_obj_set_prop_value(pipe, IGT_CRTC_VRR_ENABLED, 0);
> -
>  	pipe->out_fence_fd = -1;
>  }
>   

It's ok to force it disabled if any test could start failing because of it? Most tests are probably not aware of VRR.