drm/amd/display: Add encoder helper tests for connector

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Add KUnit coverage for the encoder helpers dm_encoder_helper_disable()
and dm_encoder_helper_atomic_check(): disable no-op, eDP native keeps
scaling, LVDS non-native enables scaling, and the non-MST zero return.

Assisted-by: Copilot:Claude-Opus-4.8
Reviewed-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Bhawanpreet Lakha <bhawanpreet.lakha@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

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Bhawanpreet Lakha 2026-06-24 16:19:32 -04:00 • committed by Alex Deucher

parent e1b6b01c92

commit 1f235b05f6

3 changed files with 147 additions and 2 deletions

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6

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_connector.c

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4

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_connector.h

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139

drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_connector_test.c

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