accel/ivpu/40xx: Capture D0i3 entry host and device timestamps

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The driver needs to capture the D0i3 entry timestamp to
calculate D0i3 residency time.

The D0i3 residency time and the VPU timestamp are passed
to the firmware at D0i3 exit (warm boot).

Signed-off-by: Andrzej Kacprowski <andrzej.kacprowski@linux.intel.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231028133415.1169975-8-stanislaw.gruszka@linux.intel.com

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Andrzej Kacprowski 2023-10-28 15:34:11 +02:00 • committed by Stanislaw Gruszka

parent 8b5cec3c2c

commit db37a5bfe9

1 changed files with 8 additions and 0 deletions

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drivers/accel/ivpu/ivpu_hw_40xx.c

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