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ASoC: SOF: Intel: hda: Skip IMR boot after a firmware crash or boot failure 

To make sure that we start from a clean state next time when the DSP is
powered up after a firmware crash or boot failure we must skip the IMR
booting attempt.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20220823124359.24865-1-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2022-08-23 15:43:59 +03:00 committed by Mark Brown
parent 9e10a1ded6
commit 3b99852f4c
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GPG Key ID: 24D68B725D5487D0
1 changed files with 6 additions and 1 deletions
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7
sound/soc/sof/intel/hda-dsp.c
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@ -620,8 +620,13 @@ static int hda_suspend(struct snd_sof_dev *sdev, bool runtime_suspend)
/*
* The memory used for IMR boot loses its content in deeper than S3 state
* We must not try IMR boot on next power up (as it will fail).
*
* In case of firmware crash or boot failure set the skip_imr_boot to true
* as well in order to try to re-load the firmware to do a 'cold' boot.
*/
if (sdev->system_suspend_target > SOF_SUSPEND_S3)
if (sdev->system_suspend_target > SOF_SUSPEND_S3 ||
sdev->fw_state == SOF_FW_CRASHED ||
sdev->fw_state == SOF_FW_BOOT_FAILED)
hda->skip_imr_boot = true;
hda_sdw_int_enable(sdev, false);