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

Jeffrey Hugo quic_jhugo at quicinc.com
Fri Oct 27 15:09:16 UTC 2023


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.


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