[igt-dev] [v4 4/9] tests/kms_plane_scaling: Downscaling each plane

Sharma, Swati2 swati2.sharma at intel.com
Wed Feb 23 06:46:51 UTC 2022


Hi Jessica,

Since your patch is rb'ed. Lets get your patch merge first.
I will rebase on top of your patches and make modifications accordingly.

On 23-Feb-22 1:06 AM, Jessica Zhang wrote:
> Hi Swati,
> 
> Sorry for the late response -- had some access issues with my email 
> server so didn't get your reply until now.
> 
> I've looked over the rest of your patches and most of them are good to 
> be merged. The only patch I have a doubt about is "[v5,2/9] 
> tests/kms_plane_scaling: Add output name in dynamic subtests" as it 
> changes the output string of test_scaler_with_rotation_pipe.
> 
> This will conflict with our patch here [1] as we also change that output 
> string to specify the size of the buffer being passed in.
> 
> Apart from that, the rest of the patches are good to merge.
> 
> Thanks,
> 
> Jessica Zhang
> 
> [1] https://patchwork.freedesktop.org/patch/475216/?series=99364&rev=5
> 
> On 2/17/2022 10:37 AM, Sharma, Swati2 wrote:
>> Okay. Rest of the patches can be merged?
>>
>> On 17-Feb-22 11:52 PM, Jessica Zhang wrote:
>>>
>>>
>>> On 2/17/2022 4:15 AM, Sharma, Swati2 wrote:
>>>> Hi Jessica/Petri,
>>>>
>>>> Sorry missed your mail.
>>>>
>>>> Do you think we should drop upscaling and downscaling single plane 
>>>> tests from
>>>> my series
>>>> https://patchwork.freedesktop.org/series/98333/ ?
>>>> That should be covered by your tests?
>>>>
>>>> What do you think?
>>>
>>> Hi Swati,
>>>
>>> Yep, sounds good! We have upscale tests for single plane in Petri's 
>>> patch and we can add downscale tests too.
>>>
>>> Thanks,
>>>
>>> Jessica Zhang
>>>
>>>>
>>>> On 16-Feb-22 6:15 AM, Jessica Zhang wrote:
>>>>>
>>>>>
>>>>> On 2/15/2022 4:23 AM, Swati Sharma wrote:
>>>>>> Subtest for testing downscaling for each plane
>>>>>> individually (checked 1 plane per "class" like
>>>>>> we do in other tests).
>>>>>>
>>>>>> v2: -set modifier as LINEAR (Ville)
>>>>>>      -shared code for upscaling and downscaling tests (Ville)
>>>>>>      -removed num_scaler() check and added try_commit() (Ville)
>>>>>>
>>>>>> Signed-off-by: Swati Sharma <swati2.sharma at intel.com>
>>>>>
>>>>> Hi Swati,
>>>>>
>>>>> FYI, Petri and I have been working on a similar patch: [1][2]
>>>>>
>>>>> For the latest version we've modified 
>>>>> `check_scaling_pipe_plane_rot` so that it takes in a custom buffer 
>>>>> height/width and created multiple subtests for different scaling 
>>>>> factors.
>>>>>
>>>>> I see that you've added tests for both upscaling and downscaling 
>>>>> that do something similar. Maybe our changes to 
>>>>> `check_scaling_pipe_plane_rot` can be useful for your series to 
>>>>> reduce redundant code in both the upscale and downscale cases? Let 
>>>>> me know your thoughts on this.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Jessica Zhang
>>>>>
>>>>> [1] latest version: 
>>>>> https://patchwork.freedesktop.org/patch/470921/?series=99364&rev=2
>>>>> [2] earlier version: 
>>>>> https://patchwork.freedesktop.org/patch/470856/?series=97584&rev=5
>>>>>
>>>>>> ---
>>>>>>   tests/kms_plane_scaling.c | 55 
>>>>>> ++++++++++++++++++++++++++++++++++++++-
>>>>>>   1 file changed, 54 insertions(+), 1 deletion(-)
>>>>>>
>>>>>> diff --git a/tests/kms_plane_scaling.c b/tests/kms_plane_scaling.c
>>>>>> index 39f2de3c..e960a6c5 100644
>>>>>> --- a/tests/kms_plane_scaling.c
>>>>>> +++ b/tests/kms_plane_scaling.c
>>>>>> @@ -32,6 +32,7 @@ IGT_TEST_DESCRIPTION("Test display plane scaling");
>>>>>>   /* Test flags. */
>>>>>>   enum {
>>>>>>       TEST_UPSCALING = 1 << 0,
>>>>>> +    TEST_DOWNSCALING = 1 << 1,
>>>>>>   };
>>>>>>   typedef struct {
>>>>>> @@ -266,6 +267,48 @@ __test_plane_upscaling(data_t *d, igt_plane_t 
>>>>>> *plane,
>>>>>>       igt_skip_on_f(ret == -EINVAL, "Scaling op not supported\n");
>>>>>>   }
>>>>>> +static void
>>>>>> +__test_plane_downscaling(data_t *d, igt_plane_t *plane,
>>>>>> +                 enum pipe pipe, igt_output_t *output)
>>>>>> +{
>>>>>> +    igt_display_t *display = &d->display;
>>>>>> +    int width, height;
>>>>>> +    drmModeModeInfo *mode;
>>>>>> +    bool test_complete = false;
>>>>>> +    int scaling = 50;
>>>>>> +    int ret;
>>>>>> +
>>>>>> +    cleanup_crtc(d);
>>>>>> +
>>>>>> +    igt_output_set_pipe(output, pipe);
>>>>>> +    mode = igt_output_get_mode(output);
>>>>>> +    width = mode->hdisplay;
>>>>>> +    height = mode->vdisplay;
>>>>>> +
>>>>>> +    igt_create_color_pattern_fb(display->drm_fd,
>>>>>> +                    width, height,
>>>>>> +                    DRM_FORMAT_XRGB8888,
>>>>>> +                    I915_TILING_NONE,
>>>>>> +                    1.0, 0.0, 0.0, &d->fb[0]);
>>>>>> +
>>>>>> +    igt_plane_set_fb(plane, &d->fb[0]);
>>>>>> +
>>>>>> +    while(!test_complete) {
>>>>>> +        igt_plane_set_size(plane, (width * scaling) / 100, 
>>>>>> (height * scaling) / 100);
>>>>>> +        ret = igt_display_try_commit_atomic(display, 
>>>>>> DRM_MODE_ATOMIC_ALLOW_MODESET, NULL);
>>>>>> +
>>>>>> +        if (ret != -EINVAL)
>>>>>> +            test_complete = true;
>>>>>> +
>>>>>> +        scaling += 5;
>>>>>> +    }
>>>>>> +
>>>>>> +    igt_plane_set_fb(plane, NULL);
>>>>>> +    igt_remove_fb(display->drm_fd, &d->fb[0]);
>>>>>> +
>>>>>> +    igt_skip_on_f(ret == -EINVAL, "Scaling op not supported\n");
>>>>>> +}
>>>>>> +
>>>>>>   static void
>>>>>>   test_plane_scaling(data_t *d, enum pipe pipe, igt_output_t 
>>>>>> *output, uint32_t flags)
>>>>>>   {
>>>>>> @@ -285,9 +328,12 @@ test_plane_scaling(data_t *d, enum pipe pipe, 
>>>>>> igt_output_t *output, uint32_t fla
>>>>>>               uint32_t format = plane->drm_plane->formats[j];
>>>>>>               if (test_format(d, &tested_formats, format) &&
>>>>>>                   igt_plane_has_format_mod(plane, format, 
>>>>>> modifier) &&
>>>>>> -                can_scale(d, format))
>>>>>> +                can_scale(d, format)) {
>>>>>>                   if (flags & TEST_UPSCALING)
>>>>>>                       __test_plane_upscaling(d, plane, pipe, output);
>>>>>> +                if (flags & TEST_DOWNSCALING)
>>>>>> +                    __test_plane_downscaling(d, plane, pipe, 
>>>>>> output);
>>>>>> +                }
>>>>>>           }
>>>>>>           igt_vec_fini(&tested_formats);
>>>>>> @@ -618,6 +664,13 @@ igt_main_args("", long_opts, help_str, 
>>>>>> opt_handler, &data)
>>>>>>                       test_plane_scaling(&data, pipe, output, 
>>>>>> TEST_UPSCALING);
>>>>>>           }
>>>>>> +        igt_describe("Tests plane downscaling.");
>>>>>> +        igt_subtest_with_dynamic("plane-downscaling") {
>>>>>> +            for_each_pipe_with_single_output(&data.display, pipe, 
>>>>>> output)
>>>>>> +                igt_dynamic_f("pipe-%s-%s-downscaling", 
>>>>>> kmstest_pipe_name(pipe), igt_output_name(output))
>>>>>> +                    test_plane_scaling(&data, pipe, output, 
>>>>>> TEST_DOWNSCALING);
>>>>>> +        }
>>>>>> +
>>>>>>           igt_describe("Tests scaling with pixel formats.");
>>>>>>           igt_subtest_with_dynamic("scaler-with-pixel-format") {
>>>>>>               for_each_pipe_with_single_output(&data.display, 
>>>>>> pipe, output)
>>>>>> -- 
>>>>>> 2.25.1
>>>>>>
>>>>
>>>> -- 
>>>> ~Swati Sharma
>>
>> -- 
>> ~Swati Sharma

-- 
~Swati Sharma


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