Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / net / wimax / debugfs.c

diff --git a/kernel/net/wimax/debugfs.c b/kernel/net/wimax/debugfs.c
new file mode 100644 (file)
index 0000000..6c9bedb
--- /dev/null
+++ b/kernel/net/wimax/debugfs.c
@@ -0,0 +1,80 @@
+/*
+ * Linux WiMAX
+ * Debugfs support
+ *
+ *
+ * Copyright (C) 2005-2006 Intel Corporation <linux-wimax@intel.com>
+ * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version
+ * 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+#include <linux/debugfs.h>
+#include <linux/wimax.h>
+#include "wimax-internal.h"
+
+#define D_SUBMODULE debugfs
+#include "debug-levels.h"
+
+
+#define __debugfs_register(prefix, name, parent)                       \
+do {                                                                   \
+       result = d_level_register_debugfs(prefix, name, parent);        \
+       if (result < 0)                                                 \
+               goto error;                                             \
+} while (0)
+
+
+int wimax_debugfs_add(struct wimax_dev *wimax_dev)
+{
+       int result;
+       struct net_device *net_dev = wimax_dev->net_dev;
+       struct device *dev = net_dev->dev.parent;
+       struct dentry *dentry;
+       char buf[128];
+
+       snprintf(buf, sizeof(buf), "wimax:%s", net_dev->name);
+       dentry = debugfs_create_dir(buf, NULL);
+       result = PTR_ERR(dentry);
+       if (IS_ERR(dentry)) {
+               if (result == -ENODEV)
+                       result = 0;     /* No debugfs support */
+               else
+                       dev_err(dev, "Can't create debugfs dentry: %d\n",
+                               result);
+               goto out;
+       }
+       wimax_dev->debugfs_dentry = dentry;
+       __debugfs_register("wimax_dl_", debugfs, dentry);
+       __debugfs_register("wimax_dl_", id_table, dentry);
+       __debugfs_register("wimax_dl_", op_msg, dentry);
+       __debugfs_register("wimax_dl_", op_reset, dentry);
+       __debugfs_register("wimax_dl_", op_rfkill, dentry);
+       __debugfs_register("wimax_dl_", op_state_get, dentry);
+       __debugfs_register("wimax_dl_", stack, dentry);
+       result = 0;
+out:
+       return result;
+
+error:
+       debugfs_remove_recursive(wimax_dev->debugfs_dentry);
+       return result;
+}
+
+void wimax_debugfs_rm(struct wimax_dev *wimax_dev)
+{
+       debugfs_remove_recursive(wimax_dev->debugfs_dentry);
+}
+
+