diff --git a/msm/sde/sde_crtc.c b/msm/sde/sde_crtc.c
index a9d7b76fb3..35645ea2d2 100644
--- a/msm/sde/sde_crtc.c
+++ b/msm/sde/sde_crtc.c
@@ -6870,6 +6870,7 @@ void sde_crtc_set_qos_dirty(struct drm_crtc *crtc)
 	struct drm_plane *plane;
 	struct drm_plane_state *state;
 	struct sde_plane_state *pstate;
+	u32 plane_mask = 0;
 
 	drm_atomic_crtc_for_each_plane(plane, crtc) {
 		state = plane->state;
@@ -6879,7 +6880,10 @@ void sde_crtc_set_qos_dirty(struct drm_crtc *crtc)
 		pstate = to_sde_plane_state(state);
 
 		pstate->dirty |= SDE_PLANE_DIRTY_QOS;
+		plane_mask |= drm_plane_mask(plane);
 	}
+	SDE_EVT32(DRMID(crtc), plane_mask);
+
 	sde_crtc_update_line_time(crtc);
 }
 
diff --git a/msm/sde/sde_encoder.c b/msm/sde/sde_encoder.c
index 5d5bdee228..f9a7d78c4b 100644
--- a/msm/sde/sde_encoder.c
+++ b/msm/sde/sde_encoder.c
@@ -2643,7 +2643,13 @@ static void sde_encoder_virt_mode_set(struct drm_encoder *drm_enc,
 
 	sde_enc->crtc = drm_enc->crtc;
 	sde_crtc = to_sde_crtc(drm_enc->crtc);
-	sde_crtc_set_qos_dirty(drm_enc->crtc);
+
+	crtc_state = sde_crtc->base.state;
+	sde_crtc_state = to_sde_crtc_state(crtc_state);
+
+	if (!((sde_enc->disp_info.intf_type == DRM_MODE_CONNECTOR_VIRTUAL) &&
+			((sde_crtc_state->cached_cwb_enc_mask & drm_encoder_mask(drm_enc)))))
+		sde_crtc_set_qos_dirty(drm_enc->crtc);
 
 	/* get and store the mode_info */
 	conn = sde_encoder_get_connector(sde_kms->dev, drm_enc);
@@ -2672,8 +2678,6 @@ static void sde_encoder_virt_mode_set(struct drm_encoder *drm_enc,
 	if (ret)
 		return;
 
-	crtc_state = sde_crtc->base.state;
-	sde_crtc_state = to_sde_crtc_state(crtc_state);
 	if ((sde_enc->disp_info.intf_type == DRM_MODE_CONNECTOR_VIRTUAL) &&
 			((sde_crtc_state->cached_cwb_enc_mask & drm_encoder_mask(drm_enc)))) {
 		SDE_EVT32(DRMID(drm_enc), sde_crtc_state->cwb_enc_mask,