Re: [PATCH 3/8] accel/ivpu: Fix PCI D0 state entry in resume

On 4/2/2024 4:49 AM, Jacek Lawrynowicz wrote:

From: "Wachowski, Karol" karol.wachowski@intel.com

In case of failed power up we end up left in PCI D3hot state making it impossible to access NPU registers on retry. Enter D0 state on retry before proceeding with power up sequence.

Fixes: 28083ff18d3f ("accel/ivpu: Fix DevTLB errors on suspend/resume and recovery") Cc: stable@vger.kernel.org # v6.8+ Signed-off-by: Wachowski, Karol karol.wachowski@intel.com Signed-off-by: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com

Reviewed_by: Jeffrey Hugo quic_jhugo@quicinc.com