1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_huc_debugfs.c b/drivers/gpu/drm/xe/xe_huc_debugfs.c
new file mode 100644
index 000000000000..18585a7eeb9d
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_huc_debugfs.c
@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2022 Intel Corporation
+ */
+
+#include "xe_huc_debugfs.h"
+
+#include <drm/drm_debugfs.h>
+#include <drm/drm_managed.h>
+
+#include "xe_device.h"
+#include "xe_gt.h"
+#include "xe_huc.h"
+#include "xe_macros.h"
+
+static struct xe_gt *
+huc_to_gt(struct xe_huc *huc)
+{
+	return container_of(huc, struct xe_gt, uc.huc);
+}
+
+static struct xe_device *
+huc_to_xe(struct xe_huc *huc)
+{
+	return gt_to_xe(huc_to_gt(huc));
+}
+
+static struct xe_huc *node_to_huc(struct drm_info_node *node)
+{
+	return node->info_ent->data;
+}
+
+static int huc_info(struct seq_file *m, void *data)
+{
+	struct xe_huc *huc = node_to_huc(m->private);
+	struct xe_device *xe = huc_to_xe(huc);
+	struct drm_printer p = drm_seq_file_printer(m);
+
+	xe_device_mem_access_get(xe);
+	xe_huc_print_info(huc, &p);
+	xe_device_mem_access_put(xe);
+
+	return 0;
+}
+
+static const struct drm_info_list debugfs_list[] = {
+	{"huc_info", huc_info, 0},
+};
+
+void xe_huc_debugfs_register(struct xe_huc *huc, struct dentry *parent)
+{
+	struct drm_minor *minor = huc_to_xe(huc)->drm.primary;
+	struct drm_info_list *local;
+	int i;
+
+#define DEBUGFS_SIZE	(ARRAY_SIZE(debugfs_list) * sizeof(struct drm_info_list))
+	local = drmm_kmalloc(&huc_to_xe(huc)->drm, DEBUGFS_SIZE, GFP_KERNEL);
+	if (!local)
+		return;
+
+	memcpy(local, debugfs_list, DEBUGFS_SIZE);
+#undef DEBUGFS_SIZE
+
+	for (i = 0; i < ARRAY_SIZE(debugfs_list); ++i)
+		local[i].data = huc;
+
+	drm_debugfs_create_files(local,
+				 ARRAY_SIZE(debugfs_list),
+				 parent, minor);
+}