From 5655ce660a6d3eec4a3ad37feb99fb228540d1a9 Mon Sep 17 00:00:00 2001
From: Keyon Jie <yang.jie@linux.intel.com>
Date: Fri, 25 Oct 2019 17:41:20 -0500
Subject: [PATCH] ASoC: SOF: return -ENOTSUPP if D0I3 is not supported
Git-commit: 5655ce660a6d3eec4a3ad37feb99fb228540d1a9
Patch-mainline: v5.5-rc1
References: jsc#SLE-16518
No set_power_state ops means that the platform doesn't support D0i3,
return -ENOTSUPP for the case.
Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191025224122.7718-25-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/sof/ops.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h
index d7c8fc06f961..93512dcbaacd 100644
--- a/sound/soc/sof/ops.h
+++ b/sound/soc/sof/ops.h
@@ -199,7 +199,8 @@ static inline int snd_sof_dsp_set_power_state(struct snd_sof_dev *sdev,
if (sof_ops(sdev)->set_power_state)
return sof_ops(sdev)->set_power_state(sdev, substate);
- return 0;
+ /* D0 substate is not supported */
+ return -ENOTSUPP;
}
/* debug */
--
2.16.4