diff options
| author | Alex Hung <alex.hung@amd.com> | 2026-05-14 16:59:09 -0600 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-06-03 13:40:29 -0400 |
| commit | 52c2bc3097153b4c06c209e32d604b085602d69d (patch) | |
| tree | 03fa4eab7ea5639eb5b305d90742953cbb2fac0c /drivers/gpu | |
| parent | b640830f1a6f1b5705c2865ef48e066f36fed419 (diff) | |
drm/amd/display: Refactor amdgpu_dm_initialize_default_pipeline
[Why & How]
Extract amdgpu_dm_initialize_default_pipeline() into a new
STATIC_IFN_KUNIT helper amdgpu_dm_build_default_pipeline().
This separation makes the pipeline-building logic testable via
KUnit without pulling in amdgpu_device and its dependencies
that are unavailable in the UML KUnit build environment.
Assisted-by: Copilot:Claude-Sonnet-4.6
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Ray Wu <ray.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c | 22 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.h | 5 |
2 files changed, 21 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c index ab20e3f41d60..48f5c431eaf9 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.c @@ -63,12 +63,11 @@ static const struct drm_colorop_funcs dm_colorop_funcs = { .destroy = drm_colorop_destroy, }; -int amdgpu_dm_initialize_default_pipeline(struct drm_plane *plane, struct drm_prop_enum_list *list) +STATIC_IFN_KUNIT int +amdgpu_dm_build_default_pipeline(struct drm_device *dev, struct drm_plane *plane, + bool hw_3d_lut, struct drm_prop_enum_list *list) { struct drm_colorop *ops[MAX_COLOR_PIPELINE_OPS]; - struct drm_device *dev = plane->dev; - struct amdgpu_device *adev = drm_to_adev(dev); - bool has_3dlut = adev->dm.dc->caps.color.dpp.hw_3d_lut || adev->dm.dc->caps.color.mpc.preblend; int ret; int i = 0; @@ -124,7 +123,7 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane *plane, struct drm_pr i++; - if (has_3dlut) { + if (hw_3d_lut) { /* 1D curve - SHAPER TF */ ops[i] = kzalloc_obj(*ops[0]); if (!ops[i]) { @@ -219,9 +218,20 @@ int amdgpu_dm_initialize_default_pipeline(struct drm_plane *plane, struct drm_pr cleanup: if (ret == -ENOMEM) - drm_err(plane->dev, "KMS: Failed to allocate colorop\n"); + drm_err(dev, "KMS: Failed to allocate colorop\n"); drm_colorop_pipeline_destroy(dev); return ret; } +EXPORT_IF_KUNIT(amdgpu_dm_build_default_pipeline); + +int amdgpu_dm_initialize_default_pipeline(struct drm_plane *plane, struct drm_prop_enum_list *list) +{ + struct drm_device *dev = plane->dev; + struct amdgpu_device *adev = drm_to_adev(dev); + bool hw_3d_lut = adev->dm.dc->caps.color.dpp.hw_3d_lut || + adev->dm.dc->caps.color.mpc.preblend; + + return amdgpu_dm_build_default_pipeline(dev, plane, hw_3d_lut, list); +} diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.h index 2e1617ffc8ee..77364d954d3b 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_colorop.h @@ -33,4 +33,9 @@ extern const u64 amdgpu_dm_supported_blnd_tfs; int amdgpu_dm_initialize_default_pipeline(struct drm_plane *plane, struct drm_prop_enum_list *list); +#if IS_ENABLED(CONFIG_DRM_AMD_DC_KUNIT_TEST) +int amdgpu_dm_build_default_pipeline(struct drm_device *dev, struct drm_plane *plane, + bool hw_3d_lut, struct drm_prop_enum_list *list); +#endif + #endif /* __AMDGPU_DM_COLOROP_H__*/ |