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accel/ivpu: Disable MMU before checking for idle

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

Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Wachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240611120433.1012423-12-jacek.lawrynowicz@linux.intel.com
This commit is contained in:
Jacek Lawrynowicz 2024-06-11 14:04:28 +02:00
parent 3f440e0b48
commit 86c1d13b8f
1 changed files with 2 additions and 0 deletions
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2
drivers/accel/ivpu/ivpu_pm.c
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@ -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");