From 66de6beb933d373224f350834fbab68093d24627 Mon Sep 17 00:00:00 2001
From: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Date: Wed, 25 Mar 2020 16:12:29 -0500
Subject: [PATCH] ASoC: SOF: Intel: hda: Improve DSP state logging
Git-commit: 66de6beb933d373224f350834fbab68093d24627
Patch-mainline: v5.7-rc1
References: jsc#SLE-16518
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>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/sof/intel/hda-dsp.c | 43 +++++++++++++++++++++++++++++++++++++++++--
1 file changed, 41 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c
index 79ce52c32ef1..c396b7ef0328 100644
--- a/sound/soc/sof/intel/hda-dsp.c
+++ b/sound/soc/sof/intel/hda-dsp.c
@@ -452,6 +452,46 @@ static int hda_dsp_set_D0_state(struct snd_sof_dev *sdev,
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 @@ int hda_dsp_set_power_state(struct snd_sof_dev *sdev,
}
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;
}
--
2.16.4