Commit 92939935 authored by Daniele Ceraolo Spurio's avatar Daniele Ceraolo Spurio Committed by Rodrigo Vivi
Browse files

drm/xe: don't expose the GSCCS to users 



The kernel is the only expected user of the GSCCS, so we don't want to
expose it to userspace.

Signed-off-by: default avatarDaniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Reviewed-by: default avatarMatt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20230817201831.1583172-7-daniele.ceraolospurio@intel.com


Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
parent f4c33ae8

drivers/gpu/drm/xe/xe_hw_engine.c

+3 −0
Original line number Diff line number Diff line
@@ -795,6 +795,9 @@ bool xe_hw_engine_is_reserved(struct xe_hw_engine *hwe) 
	struct xe_gt *gt = hwe->gt;

	struct xe_device *xe = gt_to_xe(gt);



	if (hwe->class == XE_ENGINE_CLASS_OTHER)

		return true;



	return xe->info.supports_usm && hwe->class == XE_ENGINE_CLASS_COPY &&

		hwe->instance == gt->usm.reserved_bcs_instance;

}