1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt_sysfs.c b/drivers/gpu/drm/xe/xe_gt_sysfs.c
new file mode 100644
index 000000000000..2d966d935b8e
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_gt_sysfs.c
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2022 Intel Corporation
+ */
+
+#include <linux/kobject.h>
+#include <linux/sysfs.h>
+#include <drm/drm_managed.h>
+#include "xe_gt.h"
+#include "xe_gt_sysfs.h"
+
+static void xe_gt_sysfs_kobj_release(struct kobject *kobj)
+{
+	kfree(kobj);
+}
+
+static struct kobj_type xe_gt_sysfs_kobj_type = {
+	.release = xe_gt_sysfs_kobj_release,
+	.sysfs_ops = &kobj_sysfs_ops,
+};
+
+static void gt_sysfs_fini(struct drm_device *drm, void *arg)
+{
+	struct xe_gt *gt = arg;
+
+	kobject_put(gt->sysfs);
+}
+
+int xe_gt_sysfs_init(struct xe_gt *gt)
+{
+	struct device *dev = gt_to_xe(gt)->drm.dev;
+	struct kobj_gt *kg;
+	int err;
+
+	kg = kzalloc(sizeof(*kg), GFP_KERNEL);
+	if (!kg)
+		return -ENOMEM;
+
+	kobject_init(&kg->base, &xe_gt_sysfs_kobj_type);
+	kg->gt = gt;
+
+	err = kobject_add(&kg->base, &dev->kobj, "gt%d", gt->info.id);
+	if (err) {
+		kobject_put(&kg->base);
+		return err;
+	}
+
+	gt->sysfs = &kg->base;
+
+	err = drmm_add_action_or_reset(&gt_to_xe(gt)->drm, gt_sysfs_fini, gt);
+	if (err)
+		return err;
+
+	return 0;
+}