Messages in this thread Patch in this message | | | From | hongao <> | Subject | [PATCH] drm/amd/display: Fix set scaling doesn's work | Date | Tue, 22 Nov 2022 19:20:34 +0800 |
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[Why] Setting scaling does not correctly update CRTC state. As a result dc stream state's src (composition area) && dest (addressable area) was not calculated as expected. This causes set scaling doesn's work.
[How] Correctly update CRTC state when setting scaling property.
Signed-off-by: hongao <hongao@uniontech.com>
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 3e1ecca72430..a88a6f758748 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -9386,8 +9386,8 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, goto fail; } - if (dm_old_con_state->abm_level != - dm_new_con_state->abm_level) + if (dm_old_con_state->abm_level != dm_new_con_state->abm_level || + dm_old_con_state->scaling != dm_new_con_state->scaling) new_crtc_state->connectors_changed = true; } -- 2.20.1
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