The issue here was on for_each_intel_encoder_mask_with_psr() over the
new_crtc_state encoder mask, so if the CRTC was being disabled mask
would be zero and it would not have any chance to disable PSR.

So here doing for_each_intel_encoder_mask_with_psr() over the
old_crtc_state encoder mask and then using the new_crtc_state to
check if PSR needs to be disabled.

Cc: Jouni Högander <[email protected]>
Cc: Stanislav Lisovskiy <[email protected]>
Signed-off-by: José Roberto de Souza <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c 
b/drivers/gpu/drm/i915/display/intel_psr.c
index e6a870641cd25..98c3c8015a5c4 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1863,7 +1863,9 @@ void intel_psr_pre_plane_update(struct intel_atomic_state 
*state,
                                struct intel_crtc *crtc)
 {
        struct drm_i915_private *i915 = to_i915(state->base.dev);
-       const struct intel_crtc_state *crtc_state =
+       const struct intel_crtc_state *old_crtc_state =
+               intel_atomic_get_old_crtc_state(state, crtc);
+       const struct intel_crtc_state *new_crtc_state =
                intel_atomic_get_new_crtc_state(state, crtc);
        struct intel_encoder *encoder;
 
@@ -1871,7 +1873,7 @@ void intel_psr_pre_plane_update(struct intel_atomic_state 
*state,
                return;
 
        for_each_intel_encoder_mask_with_psr(state->base.dev, encoder,
-                                            crtc_state->uapi.encoder_mask) {
+                                            old_crtc_state->uapi.encoder_mask) 
{
                struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
                struct intel_psr *psr = &intel_dp->psr;
                bool needs_to_disable = false;
@@ -1884,10 +1886,10 @@ void intel_psr_pre_plane_update(struct 
intel_atomic_state *state,
                 * - All planes will go inactive
                 * - Changing between PSR versions
                 */
-               needs_to_disable |= intel_crtc_needs_modeset(crtc_state);
-               needs_to_disable |= !crtc_state->has_psr;
-               needs_to_disable |= !crtc_state->active_planes;
-               needs_to_disable |= crtc_state->has_psr2 != psr->psr2_enabled;
+               needs_to_disable |= intel_crtc_needs_modeset(new_crtc_state);
+               needs_to_disable |= !new_crtc_state->has_psr;
+               needs_to_disable |= !new_crtc_state->active_planes;
+               needs_to_disable |= new_crtc_state->has_psr2 != 
psr->psr2_enabled;
 
                if (psr->enabled && needs_to_disable)
                        intel_psr_disable_locked(intel_dp);
-- 
2.37.1

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