diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-02-21 23:51:35 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-02-22 10:20:12 +0000 |
| commit | 6065682f99542f6f255d13500f7e56cf194c3ca3 (patch) | |
| tree | 51a2f844967097ae7d66a2fd58a3cd5a3209be3a /drivers/gpu/drm/i915/gt/intel_gt.c | |
| parent | 6f24e41022f28061368776ea1514db0a6e67a9b1 (diff) | |
drm/i915/gt: Push the GPU cancellation to the backend
Upon unregistering the user interface, we mark the GPU as wedged to
ensure we push no new work to the GPU, and to flush all current work
from the GPU. Move this call to the GT backend.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Andi Shyti <andi.shyti@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200221235135.2883006-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index cd64f81a3e60..3dea8881e915 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -644,6 +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) |