diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h
index b1c27615b805b3ea12cd98a795a373f1a6e3bb59..8fda42748f3930e5f47e7cb82b912d539dc024fc 100644
--- a/sound/soc/sof/ops.h
+++ b/sound/soc/sof/ops.h
@@ -100,6 +100,25 @@ static inline int snd_sof_dsp_post_fw_run(struct snd_sof_dev *sdev)
 	return 0;
 }
 
+/* misc */
+
+/**
+ * snd_sof_dsp_get_bar_index - Maps a section type with a BAR index
+ *
+ * @sdev: sof device
+ * @type: section type as described by snd_sof_fw_blk_type
+ *
+ * Returns the corresponding BAR index (a positive integer) or -EINVAL
+ * in case there is no mapping
+ */
+static inline int snd_sof_dsp_get_bar_index(struct snd_sof_dev *sdev, u32 type)
+{
+	if (sof_ops(sdev)->get_bar_index)
+		return sof_ops(sdev)->get_bar_index(sdev, type);
+
+	return sdev->mmio_bar;
+}
+
 /* power management */
 static inline int snd_sof_dsp_resume(struct snd_sof_dev *sdev)
 {
diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
index fa5cb7d2a660244e7adab5beb4aa001a4bbfc0f1..a6ec9115a9fb275cea4c91bb88bb4c219b25269c 100644
--- a/sound/soc/sof/sof-priv.h
+++ b/sound/soc/sof/sof-priv.h
@@ -196,6 +196,9 @@ struct snd_sof_dsp_ops {
 	int (*trace_trigger)(struct snd_sof_dev *sdev,
 			     int cmd); /* optional */
 
+	/* misc */
+	int (*get_bar_index)(struct snd_sof_dev *sdev,
+			     u32 type); /* optional */
 	/* DAI ops */
 	struct snd_soc_dai_driver *drv;
 	int num_drv;