[Intel-gfx] [PATCH i-g-t] tests/audio: Add suspend and hibernate tests for HDMI signal integrity

[Lyude Paul]

R-B'd and pushed, thanks!

On Tue, 2017-08-29 at 18:35 +0300, Paul Kocialkowski wrote:
> This introduces tests for HDMI signal integrity after suspend and
> hibernate. They simply test that signal integrity is ensured before
> and after suspend or hibernate.
> 
> Signed-off-by: Paul Kocialkowski <paul.kocialkowski at linux.intel.com>
> ---
>  tests/audio.c | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/tests/audio.c b/tests/audio.c
> index 7fb91c97..560876a3 100644
> --- a/tests/audio.c
> +++ b/tests/audio.c
> @@ -167,8 +167,27 @@ static void test_integrity(const char
> *device_name)
>  	free(data.alsa);
>  }
>  
> +static void test_suspend_resume_integrity(const char *device_name,
> +					  enum igt_suspend_state
> state,
> +					  enum igt_suspend_test
> test)
> +{
> +	test_integrity(device_name);
> +
> +	igt_system_suspend_autoresume(state, test);
> +
> +	test_integrity(device_name);
> +}
> +
>  igt_main
>  {
>  	igt_subtest("hdmi-integrity")
>  		test_integrity("HDMI");
> +
> +	igt_subtest("hdmi-integrity-after-suspend")
> +		test_suspend_resume_integrity("HDMI",
> SUSPEND_STATE_MEM,
> +					      SUSPEND_TEST_NONE);
> +
> +	igt_subtest("hdmi-integrity-after-hibernate")
> +		test_suspend_resume_integrity("HDMI",
> SUSPEND_STATE_DISK,
> +					      SUSPEND_TEST_DEVICES);
>  }
-- 
Cheers,
	Lyude