diff options
| author | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2023-10-03 09:42:13 +0300 |
|---|---|---|
| committer | Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> | 2023-10-19 07:48:05 +0300 |
| commit | 828d63042aeca132a93938b98dc7f1a6c97bbc51 (patch) | |
| tree | 57dcec27997b2242171d2064414280c207a81f5a /drivers/accel/ivpu/ivpu_pm.c | |
| parent | fa8391ad68c16716e2c06ada397e99ceed2fb647 (diff) | |
| download | linux-828d63042aeca132a93938b98dc7f1a6c97bbc51.tar.xz | |
accel/ivpu: Don't enter d0i3 during FLR
Avoid HW bug on some platforms where we enter D0i3 state
and CPU is in low power states (C8 or above).
Fixes: 852be13f3bd3 ("accel/ivpu: Add PM support")
Cc: stable@vger.kernel.org
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231003064213.1527327-1-stanislaw.gruszka@linux.intel.com
Diffstat (limited to 'drivers/accel/ivpu/ivpu_pm.c')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_pm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c index e6f27daf5560..ffff2496e8e8 100644 --- a/drivers/accel/ivpu/ivpu_pm.c +++ b/drivers/accel/ivpu/ivpu_pm.c @@ -261,7 +261,8 @@ void ivpu_pm_reset_prepare_cb(struct pci_dev *pdev) ivpu_dbg(vdev, PM, "Pre-reset..\n"); atomic_inc(&vdev->pm->reset_counter); atomic_set(&vdev->pm->in_reset, 1); - ivpu_shutdown(vdev); + ivpu_prepare_for_reset(vdev); + ivpu_hw_reset(vdev); ivpu_pm_prepare_cold_boot(vdev); ivpu_jobs_abort_all(vdev); ivpu_dbg(vdev, PM, "Pre-reset done.\n"); |