Re: [PATCH] accel/ivpu/37xx: Fix hangs related to MMIO reset

2023-11-21 Thread Jacek Lawrynowicz
Applied to drm-misc-fixes On 15.11.2023 12:10, Jacek Lawrynowicz wrote: > There is no need to call MMIO reset using VPU_37XX_BUTTRESS_VPU_IP_RESET > register. IP will be reset by FLR or by entering d0i3. Also IP reset > during power_up is not needed as the VPU is already in reset. > > Removing MM

Re: [PATCH] accel/ivpu/37xx: Fix hangs related to MMIO reset

2023-11-17 Thread Jeffrey Hugo
On 11/15/2023 4:10 AM, Jacek Lawrynowicz wrote: There is no need to call MMIO reset using VPU_37XX_BUTTRESS_VPU_IP_RESET register. IP will be reset by FLR or by entering d0i3. Also IP reset during power_up is not needed as the VPU is already in reset. Removing MMIO reset improves stability as it

[PATCH] accel/ivpu/37xx: Fix hangs related to MMIO reset

2023-11-15 Thread Jacek Lawrynowicz
There is no need to call MMIO reset using VPU_37XX_BUTTRESS_VPU_IP_RESET register. IP will be reset by FLR or by entering d0i3. Also IP reset during power_up is not needed as the VPU is already in reset. Removing MMIO reset improves stability as it a partial device reset that is not safe in some c