[Sound-open-firmware] Graceful exit during DSP exception

Ranjani Sridharan ranjani.sridharan at linux.intel.com
Sat May 26 18:26:27 CEST 2018


On Sat, 2018-05-26 at 10:16 +0100, Liam Girdwood wrote:
> On Fri, 2018-05-25 at 21:02 -0700, Ranjani Sridharan wrote:
> > While trying to send an IPC message to configure the DMIC params, I
> > forgot to add the message size in the in the IPC header. The
> > FW ran into an exception and seemed like it was stuck in an
> > infinite
> > loop. 
> > 
> > Is there way to exit gracefully in such cases? The dmesg log
> > (partial)is shown
> > below. 
> 
> The driver will eventually reboot the FW when a FW exception occurs.
But it doesnt seem to be happening in this case? The dmesg log
overflows with the same FW exception message over and over again. 
> 
> Liam
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