1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/crypto/nx/nx_debugfs.c b/drivers/crypto/nx/nx_debugfs.c
new file mode 100644
index 000000000..ee7cd88bb
--- /dev/null
+++ b/drivers/crypto/nx/nx_debugfs.c
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * debugfs routines supporting the Power 7+ Nest Accelerators driver
+ *
+ * Copyright (C) 2011-2012 International Business Machines Inc.
+ *
+ * Author: Kent Yoder <yoder1@us.ibm.com>
+ */
+
+#include <linux/device.h>
+#include <linux/kobject.h>
+#include <linux/string.h>
+#include <linux/debugfs.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/crypto.h>
+#include <crypto/hash.h>
+#include <asm/vio.h>
+
+#include "nx_csbcpb.h"
+#include "nx.h"
+
+#ifdef CONFIG_DEBUG_FS
+
+/*
+ * debugfs
+ *
+ * For documentation on these attributes, please see:
+ *
+ * Documentation/ABI/testing/debugfs-pfo-nx-crypto
+ */
+
+void nx_debugfs_init(struct nx_crypto_driver *drv)
+{
+	struct dentry *root;
+
+	root = debugfs_create_dir(NX_NAME, NULL);
+	drv->dfs_root = root;
+
+	debugfs_create_u32("aes_ops", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.aes_ops.counter);
+	debugfs_create_u32("sha256_ops", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.sha256_ops.counter);
+	debugfs_create_u32("sha512_ops", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.sha512_ops.counter);
+	debugfs_create_u64("aes_bytes", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.aes_bytes.counter);
+	debugfs_create_u64("sha256_bytes", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.sha256_bytes.counter);
+	debugfs_create_u64("sha512_bytes", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.sha512_bytes.counter);
+	debugfs_create_u32("errors", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.errors.counter);
+	debugfs_create_u32("last_error", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.last_error.counter);
+	debugfs_create_u32("last_error_pid", S_IRUSR | S_IRGRP | S_IROTH,
+			   root, &drv->stats.last_error_pid.counter);
+}
+
+void
+nx_debugfs_fini(struct nx_crypto_driver *drv)
+{
+	debugfs_remove_recursive(drv->dfs_root);
+}
+
+#endif