From: hongao Date: Tue, 22 Nov 2022 11:20:34 +0000 (+0800) Subject: drm/amd/display: Fix set scaling doesn's work X-Git-Tag: v6.6.17~5728^2^2~10 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=040625ab82ce6dca7772cb3867fe5c9eb279a344;p=platform%2Fkernel%2Flinux-rpi.git drm/amd/display: Fix set scaling doesn's work [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. Reviewed-by: Harry Wentland Tested-by: Rodrigo Siqueira Signed-off-by: hongao Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- 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 1b7f20a..74f624e 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -9530,8 +9530,8 @@ 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; }