Re: [igt-dev] [PATCH i-g-t 7/7] tests/kms_hdr: Add subtest to swap static HDR metadata

["Sharma, Swati2" <swati2.sharma@intel.com>]

On 02-Jan-20 6:59 PM, Kazlauskas, Nicholas wrote:
> On 2019-12-31 8:21 a.m., Swati Sharma wrote:
>> From: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
>>
>> Add subtest to enable fast static metadata switches.
>>
>> Signed-off-by: Swati Sharma <swati2.sharma@intel.com>
> 
> Thanks for picking up and updating this series - I like that you've 
> moved this into a shared kms_hdr test.
> 
> You can have my:
> 
> Acked-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
> 
> on patches 4-7. They're split up logically and I don't see any glaring 
> issues with them.

ThankYou :)
> 
> I'll leave the first three patches for review from others since I wrote 
> those.

Sure!
> 
> Regards,
> Nicholas Kazlauskas
> 
>> ---
>>   tests/kms_hdr.c | 109 ++++++++++++++++++++++++++++++++++++++++++++++++
>>   1 file changed, 109 insertions(+)
>>
>> diff --git a/tests/kms_hdr.c b/tests/kms_hdr.c
>> index a63021b1..b2fc8fe3 100644
>> --- a/tests/kms_hdr.c
>> +++ b/tests/kms_hdr.c
>> @@ -45,6 +45,7 @@ enum {
>>       TEST_DPMS = 1 << 0,
>>       TEST_SUSPEND = 1 << 1,
>>       TEST_OUTPUT = 1 << 2,
>> +    TEST_SWAP = 1 << 3,
>>   };
>>   /* BPC connector state. */
>> @@ -659,6 +660,110 @@ static void test_static_output(data_t *data, 
>> igt_output_t *output)
>>       }
>>   }
>> +/* Fills some test values for HDR metadata targeting SDR. */
>> +static void fill_hdr_output_metadata_sdr(struct hdr_output_metadata 
>> *meta)
>> +{
>> +    memset(meta, 0, sizeof(*meta));
>> +
>> +    meta->metadata_type = HDMI_STATIC_METADATA_TYPE1;
>> +    meta->hdmi_metadata_type1.eotf = HDMI_EOTF_TRADITIONAL_GAMMA_SDR;
>> +
>> +    /* Rec. 709 */
>> +    meta->hdmi_metadata_type1.display_primaries[0].x =
>> +        calc_hdr_float(0.640); /* Red */
>> +    meta->hdmi_metadata_type1.display_primaries[0].y =
>> +        calc_hdr_float(0.330);
>> +    meta->hdmi_metadata_type1.display_primaries[1].x =
>> +        calc_hdr_float(0.300); /* Green */
>> +    meta->hdmi_metadata_type1.display_primaries[1].y =
>> +        calc_hdr_float(0.600);
>> +    meta->hdmi_metadata_type1.display_primaries[2].x =
>> +        calc_hdr_float(0.150); /* Blue */
>> +    meta->hdmi_metadata_type1.display_primaries[2].y =
>> +        calc_hdr_float(0.006);
>> +    meta->hdmi_metadata_type1.white_point.x = calc_hdr_float(0.3127);
>> +    meta->hdmi_metadata_type1.white_point.y = calc_hdr_float(0.3290);
>> +
>> +    meta->hdmi_metadata_type1.max_display_mastering_luminance = 0;
>> +    meta->hdmi_metadata_type1.min_display_mastering_luminance = 0;
>> +    meta->hdmi_metadata_type1.max_fall = 0;
>> +    meta->hdmi_metadata_type1.max_cll = 0;
>> +}
>> +
>> +static void test_static_swap(data_t *data, igt_output_t *output)
>> +{
>> +    igt_display_t *display = &data->display;
>> +    igt_crc_t ref_crc, new_crc;
>> +    enum pipe pipe;
>> +    igt_fb_t afb;
>> +    int afb_id;
>> +    struct hdr_output_metadata hdr;
>> +
>> +    for_each_pipe(display, pipe) {
>> +        if (!igt_pipe_connector_valid(pipe, output))
>> +            continue;
>> +
>> +        if (!igt_pipe_is_free(display, pipe))
>> +            continue;
>> +
>> +        prepare_test(data, output, pipe);
>> +
>> +        /* 10-bit formats are slow, so limit the size. */
>> +        afb_id = igt_create_fb(data->fd, 512, 512, 
>> DRM_FORMAT_XRGB2101010, 0, &afb);
>> +        igt_assert(afb_id);
>> +
>> +        draw_hdr_pattern(&afb);
>> +
>> +        /* Start in SDR. */
>> +        igt_plane_set_fb(data->primary, &afb);
>> +        igt_plane_set_size(data->primary, data->w, data->h);
>> +        igt_output_set_prop_value(data->output, 
>> IGT_CONNECTOR_MAX_BPC, 8);
>> +        igt_display_commit_atomic(display, 
>> DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);
>> +        if (is_amdgpu_device(data->fd))
>> +            assert_output_bpc(data, 8);
>> +
>> +        /* Enter HDR, a modeset is allowed here. */
>> +        fill_hdr_output_metadata_st2048(&hdr);
>> +        set_hdr_output_metadata(data, &hdr);
>> +        igt_output_set_prop_value(data->output, 
>> IGT_CONNECTOR_MAX_BPC, 10);
>> +        igt_display_commit_atomic(display, 
>> DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);
>> +        if (is_amdgpu_device(data->fd))
>> +            assert_output_bpc(data, 10);
>> +
>> +        igt_pipe_crc_collect_crc(data->pipe_crc, &ref_crc);
>> +
>> +        /* Change the mastering information, no modeset allowed. */
>> +        hdr.hdmi_metadata_type1.max_display_mastering_luminance = 200;
>> +        hdr.hdmi_metadata_type1.max_fall = 200;
>> +        hdr.hdmi_metadata_type1.max_cll = 100;
>> +
>> +        set_hdr_output_metadata(data, &hdr);
>> +        igt_display_commit_atomic(display, 0, NULL);
>> +
>> +        /* Enter SDR via metadata, no modeset allowed. */
>> +        fill_hdr_output_metadata_sdr(&hdr);
>> +        set_hdr_output_metadata(data, &hdr);
>> +        igt_display_commit_atomic(display, 0, NULL);
>> +
>> +        igt_pipe_crc_collect_crc(data->pipe_crc, &new_crc);
>> +
>> +        /* Exit SDR and enter 8bpc, cleanup. */
>> +        set_hdr_output_metadata(data, NULL);
>> +        igt_output_set_prop_value(data->output, 
>> IGT_CONNECTOR_MAX_BPC, 8);
>> +        igt_display_commit_atomic(display, 
>> DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);
>> +        if (is_amdgpu_device(data->fd))
>> +            assert_output_bpc(data, 8);
>> +
>> +        /* Verify that the CRC didn't change while cycling metadata. */
>> +        igt_assert_crc_equal(&ref_crc, &new_crc);
>> +
>> +        test_fini(data);
>> +        igt_remove_fb(data->fd, &afb);
>> +
>> +        break;
>> +    }
>> +}
>> +
>>   /* Returns true if an output supports hdr metadata property */
>>   static bool has_hdr(igt_output_t *output)
>>   {
>> @@ -686,6 +791,8 @@ static void test_hdr(data_t *data, const char 
>> *test_name, uint32_t flags)
>>               test_static_toggle(data, output, flags);
>>           if (flags & TEST_OUTPUT)
>>               test_static_output(data, output);
>> +        if (flags & TEST_SWAP)
>> +            test_static_swap(data, output);
>>           valid_tests++;
>>       }
>> @@ -723,6 +830,8 @@ igt_main
>>       igt_describe("Tests HDR mode by setting the static metadata");
>>       igt_subtest("static-output") test_hdr(&data, "static-output", 
>> TEST_OUTPUT);
>> +    igt_describe("Tests swapping static HDR metadata");
>> +    igt_subtest("static-swap") test_hdr(&data, "static-swap", 
>> TEST_SWAP);
>>       igt_fixture {
>>           igt_display_fini(&data.display);
>>
> 


-- 
~Swati Sharma
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