Re: [igt-dev] [i-g-t 00/45] Add IGT display support for XE

["Modem, Bhanuprakash" <bhanuprakash.modem@intel.com>]

On Fri-21-04-2023 12:17 pm, Nautiyal, Ankit K wrote:
> 
> On 4/19/2023 5:27 PM, Modem, Bhanuprakash wrote:
>> Hi,
>>
>> On Wed-19-04-2023 12:31 pm, Zbigniew Kempczyński wrote:
>>> On Tue, Apr 18, 2023 at 07:58:08PM +0300, Ville Syrjälä wrote:
>>>> On Tue, Apr 18, 2023 at 10:14:16PM +0530, Bhanuprakash Modem wrote:
>>>>> Add IGT support to work kms tests on XE driver.
>>>>>
>>>>> TODO: Spin, BUSY & HANG related tests.
>>>>>
>>>>> Bhanuprakash Modem (35):
>>>>>    lib: Use i915 namespace for XE debugfs
>>>>>    lib/igt_fb: Add copy engine support for XE
>>>>>    lib/igt_draw: Add gpu draw routine support for XE
>>>>>    tests/i915/kms_big_fb: Add XE support
>>>>>    tests/i915/kms_big_joiner: Add XE support
>>>>>    tests/i915/kms_cdclk: Add XE support
>>>>>    tests/i915/kms_draw_crc: Add XE support
>>>>>    tests/i915/kms_dsc: Add XE support
>>>>>    tests/i915/kms_flip_scaled_crc: Add XE support
>>>>>    tests/i915/kms_flip_tiling: Add XE support
>>>>>    tests/i915/kms_mmap_write_crc: Add XE support
>>>>>    tests/i915/kms_psr*: Add XE support
>>>>>    tests/kms_3d: Add XE support
>>>>>    tests/kms_async_flips: No XE support
>>>>>    tests/kms_atomic_transition: Add XE support
>>>>>    tests/color: Add XE support
>>>>>    tests/kms_concurrent: Add XE support
>>>>>    tests/kms_content_protection: Add XE support
>>>>>    tests/kms_cursor_crc: Add XE support
>>>>>    tests/kms_cursor_legacy: Add XE support
>>>>>    tests/kms_flip: Add XE support
>>>>>    tests/kms_flip_event_leak: Add XE support
>>>>>    tests/kms_getfb: Add XE support
>>>>>    tests/kms_hdmi_inject: Add XE support
>>>>>    tests/kms_hdr: Add XE support
>>>>>    tests/kms_panel_fitting: Add XE support
>>>>>    tests/kms_plane: Add XE support
>>>>>    tests/kms_plane_lowers: Add XE support
>>>>>    tests/kms_plane_scaling: Add XE support
>>>>>    tests/kms_prime: Add XE support
>>>>>    tests/kms_rotation_crc: Add XE support
>>>>>    tests/kms_setmode: Add XE support
>>>>>    tests/kms_universal_plane: Add XE support
>>>>>    tests/kms: Move intel specific kms tests to new dir
>>>>
>>>> Feels like the whole xe lib/ stuff is basically
>>>> a failure if we need to touch that many things
>>>
>>> Why you think so? Changes:
>>>
>>> -               if (is_i915_device(data->drm_fd))
>>> +               if (is_intel_device(data->drm_fd))
>>
>> Yes most of the changes are to update *i915* to *intel* and few 
>> unavoidable changes like:
>> -    data.drm_fd = drm_open_driver_master(DRIVER_INTEL);
>> +    data.drm_fd = drm_open_driver_master(DRIVER_INTEL | DRIVER_XE);
>>
>>
>> Also, there are few xe_device specific changes like:
>> +        if (is_xe_device(drm_fd))
>> +            xe_device_get(drm_fd);
>>
>> +        if (is_xe_device(drm_fd))
>> +            xe_device_put(drm_fd);
>>
>>
>> @Zbigniew, How about moving xe_device_get() to drm_open_driver()?
>> So that, no need to call xe_device_get() in test level.
> 
> 
> I agree, with this approach.
> 
> Currently a new test that is meant to run on any drm driver will need to 
> add this explicitly, so that it runs on XE driver.
> 
> As mentioned by Bhanu, will need to have a wrapper around close(drm_fd), 
> where we can do xe_device_put().

For most of the kms tests, igt_display_require() & igt_display_fini() 
will takecare of xe_device.

Few kms tests those are not using igt_display_require() must takecare of 
xe_device explictly.

- Bhanu

> 
> Regards,
> 
> Ankit
> 
>> --- a/lib/drmtest.c
>> +++ b/lib/drmtest.c
>> @@ -601,6 +601,9 @@ int drm_open_driver(int chipset)
>>                 }
>>         }
>>
>> +       if (is_xe_device(fd))
>> +               xe_device_get(fd);
>> +
>>         return fd;
>>  }
>>
>> Ofcourse we need some efforts to handle xe_device_put():
>> 1- Create a new helper maybe drm_close(fd)
>>     drm_close(int fd) {
>>         if (is_xe_device(fd))
>>             xe_device_put(fd);
>>
>>         close(fd);
>>     }
>> 2- Update both kms & gem tests to use s/close(fd)/drm_close(fd)/
>>
>> - Bhanu
>>
>>>
>>> which checks intel (i915 or xe) looks good for me. I mean
>>> I wouldn't like to handle xe in is_i915_device() check.
>>>
>>> -- 
>>> Zbigniew
>>>
>>>
>>>>
>>>>>    xe-fast-feedback: Add kms tests to XE BAT
>>>>>
>>>>> Zbigniew Kempczyński (10):
>>>>>    lib/xe_ioctl: Add missing header for direct resolving
>>>>>    lib/xe_query: Add region helpers and missing doc
>>>>>    lib/xe_query: Remove commented out function prototype
>>>>>    lib/intel_allocator: Add allocator support for Xe
>>>>>    lib/intel_bufops: Add Xe support in bufops
>>>>>    lib/intel_batchbuffer: Add Xe support in intel-bb
>>>>>    tests/xe_intel_bb: Check if intel-bb Xe support correctness
>>>>>    tests/xe-fast-feedback: Add xe_intel_bb test to BAT
>>>>>    lib/gpgpu_fill: Use RENDER engine flag to work on Xe
>>>>>    tests/xe_gpgpu_fill: Exercise gpgpu fill on Xe
>>>>>
>>>>>   lib/gpgpu_fill.c                            |    4 +-
>>>>>   lib/gpu_cmds.c                              |    2 +-
>>>>>   lib/igt_draw.c                              |   82 +-
>>>>>   lib/igt_draw.h                              |    2 +
>>>>>   lib/igt_fb.c                                |   30 +-
>>>>>   lib/igt_fb.h                                |    2 +
>>>>>   lib/igt_kms.c                               |    4 +-
>>>>>   lib/igt_psr.c                               |    4 +-
>>>>>   lib/intel_allocator.c                       |   49 +-
>>>>>   lib/intel_aux_pgtable.c                     |    2 +-
>>>>>   lib/intel_batchbuffer.c                     |  430 +++++--
>>>>>   lib/intel_batchbuffer.h                     |   28 +-
>>>>>   lib/intel_bufops.c                          |   73 +-
>>>>>   lib/intel_bufops.h                          |   13 +-
>>>>>   lib/xe/xe_ioctl.h                           |    1 +
>>>>>   lib/xe/xe_query.c                           |   45 +
>>>>>   lib/xe/xe_query.h                           |    3 +-
>>>>>   tests/chamelium/kms_chamelium_color.c       |    2 +-
>>>>>   tests/i915/gem_caching.c                    |    4 +-
>>>>>   tests/i915/gem_pxp.c                        |    2 +-
>>>>>   tests/intel-ci/xe-fast-feedback.testlist    |   50 +
>>>>>   tests/{i915 => intel}/kms_big_fb.c          |   75 +-
>>>>>   tests/{i915 => intel}/kms_big_joiner.c      |    2 +-
>>>>>   tests/{i915 => intel}/kms_cdclk.c           |    5 +-
>>>>>   tests/{i915 => intel}/kms_draw_crc.c        |   24 +-
>>>>>   tests/{i915 => intel}/kms_dsc.c             |    2 +-
>>>>>   tests/{i915 => intel}/kms_dsc_helper.c      |    0
>>>>>   tests/{i915 => intel}/kms_dsc_helper.h      |    0
>>>>>   tests/{i915 => intel}/kms_flip_scaled_crc.c |    8 +-
>>>>>   tests/{i915 => intel}/kms_flip_tiling.c     |    8 +-
>>>>>   tests/{i915 => intel}/kms_mmap_write_crc.c  |    4 +-
>>>>>   tests/{i915 => intel}/kms_psr.c             |   40 +-
>>>>>   tests/{i915 => intel}/kms_psr2_sf.c         |    2 +-
>>>>>   tests/{i915 => intel}/kms_psr2_su.c         |    2 +-
>>>>>   tests/{i915 => intel}/kms_psr_stress_test.c |    2 +-
>>>>>   tests/kms_3d.c                              |    8 +
>>>>>   tests/kms_async_flips.c                     |    8 +-
>>>>>   tests/kms_atomic_transition.c               |    8 +-
>>>>>   tests/kms_color.c                           |   10 +-
>>>>>   tests/kms_color_helper.c                    |    2 +-
>>>>>   tests/kms_concurrent.c                      |    4 +-
>>>>>   tests/kms_content_protection.c              |   12 +-
>>>>>   tests/kms_cursor_crc.c                      |    4 +-
>>>>>   tests/kms_cursor_legacy.c                   |    4 +-
>>>>>   tests/kms_flip.c                            |   32 +-
>>>>>   tests/kms_flip_event_leak.c                 |    5 +
>>>>>   tests/kms_getfb.c                           |   22 +-
>>>>>   tests/kms_hdmi_inject.c                     |   10 +-
>>>>>   tests/kms_hdr.c                             |    8 +-
>>>>>   tests/kms_panel_fitting.c                   |   12 +-
>>>>>   tests/kms_plane.c                           |   19 +-
>>>>>   tests/kms_plane_lowres.c                    |    9 +-
>>>>>   tests/kms_plane_scaling.c                   |   41 +-
>>>>>   tests/kms_prime.c                           |  241 +++-
>>>>>   tests/kms_rotation_crc.c                    |   25 +-
>>>>>   tests/kms_setmode.c                         |    7 +
>>>>>   tests/kms_universal_plane.c                 |   15 +-
>>>>>   tests/meson.build                           |   39 +-
>>>>>   tests/xe/xe_gpgpu_fill.c                    |  133 +++
>>>>>   tests/xe/xe_intel_bb.c                      | 1181 
>>>>> +++++++++++++++++++
>>>>>   60 files changed, 2513 insertions(+), 352 deletions(-)
>>>>>   rename tests/{i915 => intel}/kms_big_fb.c (92%)
>>>>>   rename tests/{i915 => intel}/kms_big_joiner.c (99%)
>>>>>   rename tests/{i915 => intel}/kms_cdclk.c (98%)
>>>>>   rename tests/{i915 => intel}/kms_draw_crc.c (92%)
>>>>>   rename tests/{i915 => intel}/kms_dsc.c (99%)
>>>>>   rename tests/{i915 => intel}/kms_dsc_helper.c (100%)
>>>>>   rename tests/{i915 => intel}/kms_dsc_helper.h (100%)
>>>>>   rename tests/{i915 => intel}/kms_flip_scaled_crc.c (98%)
>>>>>   rename tests/{i915 => intel}/kms_flip_tiling.c (96%)
>>>>>   rename tests/{i915 => intel}/kms_mmap_write_crc.c (98%)
>>>>>   rename tests/{i915 => intel}/kms_psr.c (93%)
>>>>>   rename tests/{i915 => intel}/kms_psr2_sf.c (99%)
>>>>>   rename tests/{i915 => intel}/kms_psr2_su.c (99%)
>>>>>   rename tests/{i915 => intel}/kms_psr_stress_test.c (99%)
>>>>>   create mode 100644 tests/xe/xe_gpgpu_fill.c
>>>>>   create mode 100644 tests/xe/xe_intel_bb.c
>>>>>
>>>>> -- 
>>>>> 2.40.0
>>>>
>>>> -- 
>>>> Ville Syrjälä
>>>> Intel