On Sat, Sep 16, 2017 at 12:00:08AM +0000, Radhakrishna Sripada wrote:
> Platforms do not support psr and drrs simultaneously.
> Adding a subtest to make the check.
I wasn't confident this was the right place for that, but
this is definitely the easisest and cleanest way.
>
> Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@xxxxxxxxx>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> ---
> tests/kms_psr_sink_crc.c | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/tests/kms_psr_sink_crc.c b/tests/kms_psr_sink_crc.c
> index bd3fa5e94d85..1c25f2c81a34 100644
> --- a/tests/kms_psr_sink_crc.c
> +++ b/tests/kms_psr_sink_crc.c
> @@ -284,6 +284,15 @@ static void assert_or_manual(bool condition, const char *expected)
> igt_assert(igt_interactive_debug || condition);
> }
>
> +static bool drrs_disabled(data_t *data)
> +{
> + char buf[512];
> +
> + igt_debugfs_read(data->drm_fd, "i915_drrs_status", buf);
> +
> + return strstr(buf, "DRRS Support: No\n");
> +}
> +
> static void run_test(data_t *data)
> {
> uint32_t handle = data->fb_white.gem_handle;
> @@ -524,6 +533,11 @@ int main(int argc, char *argv[])
> igt_assert(wait_psr_entry(&data));
> }
>
> + igt_subtest("psr_drrs") {
> + setup_test_plane(&data);
> + igt_assert(drrs_disabled(&data));
> + }
> +
> for (op = PAGE_FLIP; op <= RENDER; op++) {
> igt_subtest_f("primary_%s", op_str(op)) {
> data.test_plane = DRM_PLANE_TYPE_PRIMARY;
> --
> 2.9.3
>
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