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