6.12-stable review patch. If anyone has any objections, please let me know.
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From: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com
commit 901dd2617c9c3554b2449c8844b6338009112fcf upstream.
Restore PCI state after putting the NPU in D0. Restoring state before powering up the device caused a Qemu crash if NPU was running in passthrough mode and recovery was performed.
Fixes: 3534eacbf101 ("accel/ivpu: Fix PCI D0 state entry in resume") Cc: stable@vger.kernel.org # v6.8+ Reviewed-by: Karol Wachowski karol.wachowski@linux.intel.com Signed-off-by: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20241106105549.2757115-1-jacek... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/accel/ivpu/ivpu_pm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/accel/ivpu/ivpu_pm.c +++ b/drivers/accel/ivpu/ivpu_pm.c @@ -73,8 +73,8 @@ static int ivpu_resume(struct ivpu_devic int ret;
retry: - pci_restore_state(to_pci_dev(vdev->drm.dev)); pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D0); + pci_restore_state(to_pci_dev(vdev->drm.dev));
ret = ivpu_hw_power_up(vdev); if (ret) {