[PATCH 1/3] ASoC: SOF: pm: add explicit behavior for ACPI S1 and S2

[Pierre-Louis Bossart]

The existing code only deals with S0 and S3, let's start adding S1 and S2.

No functional change.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan at linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi at linux.intel.com>
---
 sound/soc/sof/pm.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/sound/soc/sof/pm.c b/sound/soc/sof/pm.c
index 18eb327a57f03..239f39a5166a4 100644
--- a/sound/soc/sof/pm.c
+++ b/sound/soc/sof/pm.c
@@ -335,8 +335,18 @@ int snd_sof_prepare(struct device *dev)
 		return 0;
 
 #if defined(CONFIG_ACPI)
-	if (acpi_target_system_state() == ACPI_STATE_S0)
+	switch (acpi_target_system_state()) {
+	case ACPI_STATE_S0:
 		sdev->system_suspend_target = SOF_SUSPEND_S0IX;
+		break;
+	case ACPI_STATE_S1:
+	case ACPI_STATE_S2:
+	case ACPI_STATE_S3:
+		sdev->system_suspend_target = SOF_SUSPEND_S3;
+		break;
+	default:
+		break;
+	}
 #endif
 
 	return 0;
-- 
2.34.1