4 files changed, 6 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c
index ad4aa66fd676..f7de55707746 100644
--- a/drivers/gpu/drm/i915/display/intel_audio.c
+++ b/drivers/gpu/drm/i915/display/intel_audio.c
@@ -958,13 +958,8 @@ static int glk_force_audio_cdclk_commit(struct intel_atomic_state *state,
 	if (IS_ERR(cdclk_state))
 		return PTR_ERR(cdclk_state);
 
-	cdclk_state->force_min_cdclk_changed = true;
 	cdclk_state->force_min_cdclk = enable ? 2 * 96000 : 0;
 
-	ret = intel_atomic_lock_global_state(&cdclk_state->base);
-	if (ret)
-		return ret;
-
 	return drm_atomic_commit(&state->base);
 }
 
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 577c4441f32d..cb93f6cf6d37 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -2426,7 +2426,6 @@ static struct intel_global_state *intel_cdclk_duplicate_state(struct intel_globa
 	if (!cdclk_state)
 		return NULL;
 
-	cdclk_state->force_min_cdclk_changed = false;
 	cdclk_state->pipe = INVALID_PIPE;
 
 	return &cdclk_state->base;
@@ -2501,6 +2500,7 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state)
 		if (ret)
 			return ret;
 	} else if (old_cdclk_state->active_pipes != new_cdclk_state->active_pipes ||
+		   old_cdclk_state->force_min_cdclk != new_cdclk_state->force_min_cdclk ||
 		   intel_cdclk_changed(&old_cdclk_state->logical,
 				       &new_cdclk_state->logical)) {
 		ret = intel_atomic_lock_global_state(&new_cdclk_state->base);
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h b/drivers/gpu/drm/i915/display/intel_cdclk.h
index 6b31fde4be16..b34eb00fb327 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.h
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.h
@@ -49,7 +49,6 @@ struct intel_cdclk_state {
 
 	/* forced minimum cdclk for glk+ audio w/a */
 	int force_min_cdclk;
-	bool force_min_cdclk_changed;
 
 	/* bitmask of active pipes */
 	u8 active_pipes;
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 980f4050aedc..efc1d0f33fd7 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -14794,7 +14794,8 @@ static int intel_atomic_check_cdclk(struct intel_atomic_state *state,
 				    bool *need_cdclk_calc)
 {
 	struct drm_i915_private *dev_priv = to_i915(state->base.dev);
-	struct intel_cdclk_state *new_cdclk_state;
+	const struct intel_cdclk_state *old_cdclk_state;
+	const struct intel_cdclk_state *new_cdclk_state;
 	struct intel_plane_state *plane_state;
 	struct intel_bw_state *new_bw_state;
 	struct intel_plane *plane;
@@ -14813,9 +14814,11 @@ static int intel_atomic_check_cdclk(struct intel_atomic_state *state,
 			return ret;
 	}
 
+	old_cdclk_state = intel_atomic_get_old_cdclk_state(state);
 	new_cdclk_state = intel_atomic_get_new_cdclk_state(state);
 
-	if (new_cdclk_state && new_cdclk_state->force_min_cdclk_changed)
+	if (new_cdclk_state &&
+	    old_cdclk_state->force_min_cdclk != new_cdclk_state->force_min_cdclk)
 		*need_cdclk_calc = true;
 
 	ret = dev_priv->display.bw_calc_min_cdclk(state);