diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index f1f1b306e0af..d09f7596cb98 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -592,7 +592,9 @@ int intel_gt_init(struct intel_gt *gt) if (err) goto err_engines; - intel_uc_init(>->uc); + err = intel_uc_init(>->uc); + if (err) + goto err_engines; err = intel_gt_resume(gt); if (err) @@ -642,6 +644,13 @@ void intel_gt_driver_remove(struct intel_gt *gt) void intel_gt_driver_unregister(struct intel_gt *gt) { intel_rps_driver_unregister(>->rps); + + /* + * Upon unregistering the device to prevent any new users, cancel + * all in-flight requests so that we can quickly unbind the active + * resources. + */ + intel_gt_set_wedged(gt); } void intel_gt_driver_release(struct intel_gt *gt) @@ -658,6 +667,9 @@ void intel_gt_driver_release(struct intel_gt *gt) void intel_gt_driver_late_release(struct intel_gt *gt) { + /* We need to wait for inflight RCU frees to release their grip */ + rcu_barrier(); + intel_uc_driver_late_release(>->uc); intel_gt_fini_requests(gt); intel_gt_fini_reset(gt); |