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