[PATCH 11/11] accel/ivpu: Wait for VPU to enter idle state after D0i3 entry message

Stanislaw Gruszka stanislaw.gruszka at linux.intel.com
Sat Oct 28 08:22:12 UTC 2023


On Fri, Oct 27, 2023 at 09:09:16AM -0600, Jeffrey Hugo wrote:
> On 10/25/2023 3:43 AM, Stanislaw Gruszka wrote:
> > From: Andrzej Kacprowski <andrzej.kacprowski at linux.intel.com>
> > 
> > The VPU needs non zero time to enter IDLE state after responding to
> > D0i3 entry message. If the driver does not wait for the VPU to enter
> > IDLE state it could cause warm boot failures.
> > 
> > Signed-off-by: Andrzej Kacprowski <andrzej.kacprowski at linux.intel.com>
> > Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka at linux.intel.com>
> > Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka at linux.intel.com>
> 
> Should this be squashed into the previous change?  Feels like this is a bug
> fix to an issue that the previous change introduced.

Yes, I can squash those 2 patches.

Regards
Stanislaw


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