Commit 86c1d13b authored by Jacek Lawrynowicz's avatar Jacek Lawrynowicz
Browse files

accel/ivpu: Disable MMU before checking for idle 



Disable MMU communication before checking if NPU is idle.
NPU may otherwise be woken up when adding/removing contexts.

Signed-off-by: default avatarJacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: default avatarWachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240611120433.1012423-12-jacek.lawrynowicz@linux.intel.com
parent 3f440e0b

drivers/accel/ivpu/ivpu_pm.c

+2 −0
Original line number Diff line number Diff line
@@ -245,6 +245,8 @@ int ivpu_pm_runtime_suspend_cb(struct device *dev) 


	ivpu_dbg(vdev, PM, "Runtime suspend..\n");



	ivpu_mmu_disable(vdev);



	is_idle = ivpu_hw_is_idle(vdev) || vdev->pm->dct_active_percent;

	if (!is_idle)

		ivpu_err(vdev, "NPU is not idle before autosuspend\n");