On Fri, 2023-07-07 at 11:34 -0700, Teres Alexis, Alan Previn wrote:
> Update the max GSC-HECI packet size and the max firmware
> response timeout to match internal fw specs.
> 
> Signed-off-by: Alan Previn <alan.previn.teres.ale...@intel.com>

I'm going to re-rev this and change the subject slightly to "Update gsc-heci 
cmd submission
to align with spec". The two changes in this patch will be included but the 
cmd-packet size
is now to be increased to 64K. Also, the counting of the timeout needs to start 
from when
the request has his the cmd streamer hardware (not from when the PXP subsystem 
has thrown it
over the wall to the GuC). Although this latter change would imply a longer 
timeout period,
the change to observe this longer timeout should be applicable to code that is 
actually
triggering a PXP session creation/teardown.

In addition to that, we also need to update the LRC common defaults to inclure 
forcing
the runalone bit for PXP contexts (as that is the updated hardware spec'd
expectation).

...alan


 

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