diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index beed7121c781..2a5fe75dd082 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -569,6 +569,11 @@ static inline bool mmc_can_retune(struct mmc_host *host)
 	return host->can_retune == 1;
 }
 
+static inline bool mmc_doing_retune(struct mmc_host *host)
+{
+	return host->doing_retune == 1;
+}
+
 static inline enum dma_data_direction mmc_get_dma_dir(struct mmc_data *data)
 {
 	return data->flags & MMC_DATA_WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE;