From: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Date: Wed, 25 Mar 2020 21:12:29 +0000 (-0500)
Subject: ASoC: SOF: Intel: hda: Improve DSP state logging
X-Git-Tag: v5.10.7~1331^2~226^2~29^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=66de6beb933d373224f350834fbab68093d24627;p=platform%2Fkernel%2Flinux-rpi.git

ASoC: SOF: Intel: hda: Improve DSP state logging

Improve the DSP power state logs with the state names
instead of values.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200325211233.27394-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c
index 79ce52c..c396b7e 100644
--- a/sound/soc/sof/intel/hda-dsp.c
+++ b/sound/soc/sof/intel/hda-dsp.c
@@ -452,6 +452,46 @@ revert:
 	return ret;
 }
 
+/* helper to log DSP state */
+static void hda_dsp_state_log(struct snd_sof_dev *sdev)
+{
+	switch (sdev->dsp_power_state.state) {
+	case SOF_DSP_PM_D0:
+		switch (sdev->dsp_power_state.substate) {
+		case SOF_HDA_DSP_PM_D0I0:
+			dev_dbg(sdev->dev, "Current DSP power state: D0I0\n");
+			break;
+		case SOF_HDA_DSP_PM_D0I3:
+			dev_dbg(sdev->dev, "Current DSP power state: D0I3\n");
+			break;
+		default:
+			dev_dbg(sdev->dev, "Unknown DSP D0 substate: %d\n",
+				sdev->dsp_power_state.substate);
+			break;
+		}
+		break;
+	case SOF_DSP_PM_D1:
+		dev_dbg(sdev->dev, "Current DSP power state: D1\n");
+		break;
+	case SOF_DSP_PM_D2:
+		dev_dbg(sdev->dev, "Current DSP power state: D2\n");
+		break;
+	case SOF_DSP_PM_D3_HOT:
+		dev_dbg(sdev->dev, "Current DSP power state: D3_HOT\n");
+		break;
+	case SOF_DSP_PM_D3:
+		dev_dbg(sdev->dev, "Current DSP power state: D3\n");
+		break;
+	case SOF_DSP_PM_D3_COLD:
+		dev_dbg(sdev->dev, "Current DSP power state: D3_COLD\n");
+		break;
+	default:
+		dev_dbg(sdev->dev, "Unknown DSP power state: %d\n",
+			sdev->dsp_power_state.state);
+		break;
+	}
+}
+
 /*
  * All DSP power state transitions are initiated by the driver.
  * If the requested state change fails, the error is simply returned.
@@ -511,8 +551,7 @@ set_state:
 	}
 
 	sdev->dsp_power_state = *target_state;
-	dev_dbg(sdev->dev, "New DSP state %d substate %d\n",
-		target_state->state, target_state->substate);
+	hda_dsp_state_log(sdev);
 	return ret;
 }