Merge "disp: msm: sde: revert to previous smmu state upon failure to switch"

msm/sde/sde_crtc.c

@@ -1781,6 +1781,8 @@ int sde_crtc_get_secure_transition_ops(struct drm_crtc *crtc,
 		return -EINVAL;
 
 	smmu_state = &sde_kms->smmu_state;
+	smmu_state->prev_state = smmu_state->state;
+
 	sde_crtc = to_sde_crtc(crtc);
 	secure_level = sde_crtc_get_secure_level(crtc, crtc->state);
 	catalog = sde_kms->catalog;