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-rw-r--r--drivers/gpu/drm/i915/display/intel_crtc.c4
-rw-r--r--drivers/gpu/drm/i915/display/intel_display.c6
2 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c
index d075f6d2961b..5b2603ef2ff7 100644
--- a/drivers/gpu/drm/i915/display/intel_crtc.c
+++ b/drivers/gpu/drm/i915/display/intel_crtc.c
@@ -522,6 +522,8 @@ void intel_pipe_update_start(struct intel_atomic_state *state,
struct intel_vblank_evade_ctx evade;
int scanline;
+ drm_WARN_ON(display->drm, new_crtc_state->use_dsb);
+
intel_psr_lock(new_crtc_state);
if (new_crtc_state->do_async_flip) {
@@ -660,6 +662,8 @@ void intel_pipe_update_end(struct intel_atomic_state *state,
ktime_t end_vbl_time = ktime_get();
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+ drm_WARN_ON(display->drm, new_crtc_state->use_dsb);
+
if (new_crtc_state->do_async_flip)
goto out;
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index aea18c7ef63f..00a552d75be2 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -7136,11 +7136,13 @@ static void commit_pipe_pre_planes(struct intel_atomic_state *state,
intel_atomic_get_new_crtc_state(state, crtc);
bool modeset = intel_crtc_needs_modeset(new_crtc_state);
+ drm_WARN_ON(&dev_priv->drm, new_crtc_state->use_dsb);
+
/*
* During modesets pipe configuration was programmed as the
* CRTC was enabled.
*/
- if (!modeset && !new_crtc_state->use_dsb) {
+ if (!modeset) {
if (intel_crtc_needs_color_update(new_crtc_state))
intel_color_commit_arm(NULL, new_crtc_state);
@@ -7163,6 +7165,8 @@ static void commit_pipe_post_planes(struct intel_atomic_state *state,
const struct intel_crtc_state *new_crtc_state =
intel_atomic_get_new_crtc_state(state, crtc);
+ drm_WARN_ON(&dev_priv->drm, new_crtc_state->use_dsb);
+
/*
* Disable the scaler(s) after the plane(s) so that we don't
* get a catastrophic underrun even if the two operations