Add a !drm_atomic_crtc_needs_modeset() check to
_dpu_crtc_setup_cp_blocks() so that CTM is reapplied after a
suspend/resume.

Closes: https://gitlab.freedesktop.org/drm/msm/-/issues/23
Signed-off-by: Jessica Zhang <quic_jessz...@quicinc.com>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 13ce321283ff..aa120a230222 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -748,7 +748,7 @@ static void _dpu_crtc_setup_cp_blocks(struct drm_crtc *crtc)
        int i;
 
 
-       if (!state->color_mgmt_changed)
+       if (!state->color_mgmt_changed && !drm_atomic_crtc_needs_modeset(state))
                return;
 
        for (i = 0; i < cstate->num_mixers; i++) {
-- 
2.39.0

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