ASoC: soc-component: add snd_soc_component_compr_pointer()

component related function should be implemented at
soc-component.c.
This patch adds snd_soc_component_compr_pointer().

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/874klt7v65.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c
index 832177e..3ff2f22 100644
--- a/sound/soc/soc-component.c
+++ b/sound/soc/soc-component.c
@@ -591,6 +591,26 @@ int snd_soc_component_compr_ack(struct snd_compr_stream *cstream, size_t bytes)
 }
 EXPORT_SYMBOL_GPL(snd_soc_component_compr_ack);
 
+int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream,
+				    struct snd_compr_tstamp *tstamp)
+{
+	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
+	struct snd_soc_component *component;
+	int i, ret;
+
+	for_each_rtd_components(rtd, i, component) {
+		if (component->driver->compress_ops &&
+		    component->driver->compress_ops->pointer) {
+			ret = component->driver->compress_ops->pointer(
+				component, cstream, tstamp);
+			return soc_component_ret(component, ret);
+		}
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(snd_soc_component_compr_pointer);
+
 static unsigned int soc_component_read_no_lock(
 	struct snd_soc_component *component,
 	unsigned int reg)