Re: [PATCH 6.5] accel/ivpu: Don't enter d0i3 during FLR

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On Tue, Oct 24, 2023 at 08:18:27AM +0200, Stanislaw Gruszka wrote:
> commit 828d63042aeca132a93938b98dc7f1a6c97bbc51 upstream.
> 
> Avoid HW bug on some platforms where we enter D0i3 state
> and CPU is in low power states (C8 or above).
> 
> Fixes: 852be13f3bd3 ("accel/ivpu: Add PM support")
> Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@xxxxxxxxxxxxxxx>
> Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@xxxxxxxxxxxxxxx>
> Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@xxxxxxxxxxxxxxx>
> Link: https://patchwork.freedesktop.org/patch/msgid/20231003064213.1527327-1-stanislaw.gruszka@xxxxxxxxxxxxxxx
> -
> ---
>  drivers/accel/ivpu/ivpu_drv.c    | 11 ++++++++---
>  drivers/accel/ivpu/ivpu_drv.h    |  1 +
>  drivers/accel/ivpu/ivpu_hw.h     |  8 ++++++++
>  drivers/accel/ivpu/ivpu_hw_mtl.c |  1 +
>  drivers/accel/ivpu/ivpu_pm.c     |  3 ++-
>  5 files changed, 20 insertions(+), 4 deletions(-)

Now queued up, thanks.

greg k-h



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