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Message-Id: <58ee10bb7cc18e211d3290817f6012a9dac373b9.1229820957.git.inaky@linux.intel.com>
Date: Sat, 20 Dec 2008 16:57:40 -0800
From: Inaky Perez-Gonzalez <inaky@...ux.intel.com>
To: netdev@...r.kernel.org
Cc: wimax@...uxwimax.org, greg@...ah.com
Subject: [PATCH 09/29] wimax: debugfs controls
Expose knobs to control the stack's debug output.
Signed-off-by: Inaky Perez-Gonzalez <inaky@...ux.intel.com>
---
net/wimax/debugfs.c | 90 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 90 insertions(+), 0 deletions(-)
create mode 100644 net/wimax/debugfs.c
diff --git a/net/wimax/debugfs.c b/net/wimax/debugfs.c
new file mode 100644
index 0000000..87cf443
--- /dev/null
+++ b/net/wimax/debugfs.c
@@ -0,0 +1,90 @@
+/*
+ * Linux WiMAX
+ * Debugfs support
+ *
+ *
+ * Copyright (C) 2005-2006 Intel Corporation <linux-wimax@...el.com>
+ * Inaky Perez-Gonzalez <inaky.perez-gonzalez@...el.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"
+
+
+/* Debug framework control of debug levels */
+struct d_level D_LEVEL[] = {
+ D_SUBMODULE_DEFINE(debugfs),
+ D_SUBMODULE_DEFINE(id_table),
+ D_SUBMODULE_DEFINE(op_msg),
+ D_SUBMODULE_DEFINE(op_reset),
+ D_SUBMODULE_DEFINE(op_rfkill),
+ D_SUBMODULE_DEFINE(stack),
+};
+size_t D_LEVEL_SIZE = ARRAY_SIZE(D_LEVEL);
+
+#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_", 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);
+}
+
+
--
1.5.6.5
--
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