From 463fbf6dc03aff41e973602bbad6cb135fa6d48a Mon Sep 17 00:00:00 2001 From: Keyon Jie Date: Fri, 25 Oct 2019 17:41:10 -0500 Subject: [PATCH] ASoC: SOF: Intel: hda-ipc: Don't read mailbox for PM_GATE reply 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 Signed-off-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20191025224122.7718-15-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown --- 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; -- 2.30.2