diff options
| author | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2024-06-11 15:04:28 +0300 |
|---|---|---|
| committer | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2024-06-14 10:14:41 +0300 |
| commit | 86c1d13b8fb6cc63def27abd90a22fb1683eb67d (patch) | |
| tree | fb16848fa35f7f333e45245faf6d79124b83b5ac /drivers/accel | |
| parent | 3f440e0b4852288268df4f0757c53ad3031df80c (diff) | |
| download | linux-86c1d13b8fb6cc63def27abd90a22fb1683eb67d.tar.xz | |
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: 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
Diffstat (limited to 'drivers/accel')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_pm.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c index 602fa4e65c22..e7aed16b1a36 100644 --- a/drivers/accel/ivpu/ivpu_pm.c +++ b/drivers/accel/ivpu/ivpu_pm.c @@ -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"); |