[igt-dev] [i-g-t v5 21/52] tests/kms_pipe_crc_basic: Add support for Bigjoiner

[Thasleem, Mohammed]

On 11/15/2022 10:38 PM, Bhanuprakash Modem wrote:
> This patch will add a check to Skip the subtest if a selected pipe/output
> combo won't support Bigjoiner or 8K mode.
> 
> Example:
> * Pipe-D wont support a mode > 5K
> * To use 8K mode on a pipe then consecutive pipe must be available & free.
> 
> V2: - Use updated helper name
> 
> Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
LGTM
Reviewed-by: Mohammed Thasleem <mohammed.thasleem at intel.com>

> ---
>   tests/kms_pipe_crc_basic.c | 24 ++++++++++++++++++++++++
>   1 file changed, 24 insertions(+)
> 
> diff --git a/tests/kms_pipe_crc_basic.c b/tests/kms_pipe_crc_basic.c
> index 91a1b8ab..ffc77eb3 100644
> --- a/tests/kms_pipe_crc_basic.c
> +++ b/tests/kms_pipe_crc_basic.c
> @@ -274,6 +274,21 @@ static void test_disable_crc_after_crtc(data_t *data, enum pipe pipe,
>   	igt_remove_fb(data->drm_fd, &data->fb);
>   }
>   
> +static bool pipe_output_combo_valid(igt_display_t *display,
> +				    enum pipe pipe, igt_output_t *output)
> +{
> +	bool ret = true;
> +
> +	igt_display_reset(display);
> +
> +	igt_output_set_pipe(output, pipe);
> +	if (!i915_pipe_output_combo_valid(display))
> +		ret = false;
> +	igt_output_set_pipe(output, PIPE_NONE);
> +
> +	return ret;
> +}
> +
>   data_t data = {0, };
>   
>   igt_main
> @@ -322,6 +337,9 @@ igt_main
>   		igt_describe(tests[i].desc);
>   		igt_subtest_with_dynamic(tests[i].name) {
>   			for_each_pipe_with_single_output(&data.display, pipe, output) {
> +				if(!pipe_output_combo_valid(&data.display, pipe, output))
> +					continue;
> +
>   				igt_dynamic_f("pipe-%s-%s", kmstest_pipe_name(pipe), output->name) {
>   					if (tests[i].flags & TEST_SUSPEND) {
>   						test_read_crc(&data, pipe, output, 0);
> @@ -350,6 +368,9 @@ igt_main
>   		     "does not cause issues.");
>   	igt_subtest_with_dynamic("disable-crc-after-crtc") {
>   		for_each_pipe_with_single_output(&data.display, pipe, output) {
> +			if(!pipe_output_combo_valid(&data.display, pipe, output))
> +				continue;
> +
>   			igt_dynamic_f("pipe-%s-%s", kmstest_pipe_name(pipe), output->name)
>   				test_disable_crc_after_crtc(&data, pipe, output);
>   		}
> @@ -358,6 +379,9 @@ igt_main
>   	igt_describe("Basic sanity check for CRC mismatches");
>   	igt_subtest_with_dynamic("compare-crc-sanitycheck") {
>   		for_each_pipe_with_single_output(&data.display, pipe, output) {
> +			if(!pipe_output_combo_valid(&data.display, pipe, output))
> +				continue;
> +
>   			igt_dynamic_f("pipe-%s-%s", kmstest_pipe_name(pipe), output->name)
>   				test_compare_crc(&data, pipe, output);
>   		}