Add support for IPC tx_message with a reply_size set to zero,
return zero when message reply_size is zero at acp_dsp_ipc_get_reply().
Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@xxxxxxx>
---
sound/soc/sof/amd/acp-ipc.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/sound/soc/sof/amd/acp-ipc.c b/sound/soc/sof/amd/acp-ipc.c
index 749e856dc601..8a0fc635a997 100644
--- a/sound/soc/sof/amd/acp-ipc.c
+++ b/sound/soc/sof/amd/acp-ipc.c
@@ -130,6 +130,13 @@ static void acp_dsp_ipc_get_reply(struct snd_sof_dev *sdev)
memcpy(msg->reply_data, &reply, sizeof(reply));
ret = reply.error;
} else {
+ /*
+ * To support an IPC tx_message with a
+ * reply_size set to zero.
+ */
+ if (!msg->reply_size)
+ goto out;
+
/* reply correct size ? */
if (reply.hdr.size != msg->reply_size &&
!(reply.hdr.cmd & SOF_IPC_GLB_PROBE)) {
--
2.25.1
