Try to force the DSP to be turned off next time if the fw_state is either CRASHED or BOOT_FAILED when a suspend happens in order to attempt a clean boot to recover.
Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com --- sound/soc/sof/pm.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/sound/soc/sof/pm.c b/sound/soc/sof/pm.c index 022b19669735..197a88695fef 100644 --- a/sound/soc/sof/pm.c +++ b/sound/soc/sof/pm.c @@ -315,10 +315,11 @@ int snd_sof_prepare(struct device *dev) sdev->system_suspend_target = SOF_SUSPEND_S3;
/* - * if the firmware is crashed then we try to aim for S3 to reboot the - * firmware + * if the firmware is crashed or boot failed then we try to aim for S3 + * to reboot the firmware */ - if (sdev->fw_state == SOF_FW_CRASHED) + if (sdev->fw_state == SOF_FW_CRASHED || + sdev->fw_state == SOF_FW_BOOT_FAILED) return 0;
if (!desc->use_acpi_target_states)