drm/i915/selftests: Prepare mocs tests for obj->mm.lock removal

Use pin_map_unlocked when we're not holding locks.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210323155059.628690-55-maarten.lankhorst@linux.intel.com

drivers/gpu/drm/i915/gt/selftest_mocs.c

@@ -80,7 +80,7 @@ static int live_mocs_init(struct live_mocs *arg, struct intel_gt *gt)
 	if (IS_ERR(arg->scratch))
 		return PTR_ERR(arg->scratch);
 
-	arg->vaddr = i915_gem_object_pin_map(arg->scratch->obj, I915_MAP_WB);
+	arg->vaddr = i915_gem_object_pin_map_unlocked(arg->scratch->obj, I915_MAP_WB);
 	if (IS_ERR(arg->vaddr)) {
 		err = PTR_ERR(arg->vaddr);
 		goto err_scratch;