From: Keyon Jie <yang.jie@xxxxxxxxxxxxxxx>
Memory windows could be powered off before receiving PM_GATE IPC reply
from FW, we can't read the mailbox to get reply.
Signed-off-by: Keyon Jie <yang.jie@xxxxxxxxxxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
sound/soc/sof/intel/hda-ipc.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/intel/hda-ipc.c b/sound/soc/sof/intel/hda-ipc.c
index 6aae6f18b3dc..0fd2153c1769 100644
--- a/sound/soc/sof/intel/hda-ipc.c
+++ b/sound/soc/sof/intel/hda-ipc.c
@@ -83,10 +83,12 @@ void hda_dsp_ipc_get_reply(struct snd_sof_dev *sdev)
}
hdr = msg->msg_data;
- if (hdr->cmd == (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CTX_SAVE)) {
+ if (hdr->cmd == (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CTX_SAVE) ||
+ hdr->cmd == (SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_GATE)) {
/*
* memory windows are powered off before sending IPC reply,
- * so we can't read the mailbox for CTX_SAVE reply.
+ * so we can't read the mailbox for CTX_SAVE and PM_GATE
+ * replies.
*/
reply.error = 0;
reply.hdr.cmd = SOF_IPC_GLB_REPLY;
--
2.20.1
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