From: Curtis Malainey cujomalainey@chromium.org
Allow system health detection mechanisms to check the FW state, this will allow them to check if the FW is in its "crashed" state going forward to help automatically diagnose driver state.
Signed-off-by: Curtis Malainey cujomalainey@chromium.org Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com --- sound/soc/sof/debug.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/sound/soc/sof/debug.c b/sound/soc/sof/debug.c index d9a3ce7b69e1..ade0507328af 100644 --- a/sound/soc/sof/debug.c +++ b/sound/soc/sof/debug.c @@ -353,7 +353,9 @@ int snd_sof_dbg_init(struct snd_sof_dev *sdev) return err; }
- return 0; + return snd_sof_debugfs_buf_item(sdev, &sdev->fw_state, + sizeof(sdev->fw_state), + "fw_state", 0444); } EXPORT_SYMBOL_GPL(snd_sof_dbg_init);