diff --git a/include/linux/soc/qcom/ubwc.h b/include/linux/soc/qcom/ubwc.h
index f052e241736c..5bdeca18d54d 100644
--- a/include/linux/soc/qcom/ubwc.h
+++ b/include/linux/soc/qcom/ubwc.h
@@ -74,4 +74,14 @@ static inline bool qcom_ubwc_get_ubwc_mode(const struct qcom_ubwc_cfg_data *cfg)
 	return ret;
 }
 
+/*
+ * This is the best guess, based on the MDSS driver, which worked so far.
+ */
+static inline bool qcom_ubwc_min_acc_length_64b(const struct qcom_ubwc_cfg_data *cfg)
+{
+	return cfg->ubwc_enc_version == UBWC_1_0 &&
+		(cfg->ubwc_dec_version == UBWC_2_0 ||
+		 cfg->ubwc_dec_version == UBWC_3_0);
+}
+
 #endif /* __QCOM_UBWC_H__ */