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-rw-r--r--drivers/gpu/drm/i915/display/intel_cursor.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c
index f61a25fb87e9..c7618fef0143 100644
--- a/drivers/gpu/drm/i915/display/intel_cursor.c
+++ b/drivers/gpu/drm/i915/display/intel_cursor.c
@@ -629,12 +629,16 @@ intel_legacy_cursor_update(struct drm_plane *_plane,
/*
* When crtc is inactive or there is a modeset pending,
- * wait for it to complete in the slowpath
+ * wait for it to complete in the slowpath.
+ * PSR2 selective fetch also requires the slow path as
+ * PSR2 plane and transcoder registers can only be updated during
+ * vblank.
*
* FIXME bigjoiner fastpath would be good
*/
if (!crtc_state->hw.active || intel_crtc_needs_modeset(crtc_state) ||
- crtc_state->update_pipe || crtc_state->bigjoiner)
+ crtc_state->update_pipe || crtc_state->bigjoiner ||
+ crtc_state->enable_psr2_sel_fetch)
goto slow;
/*