修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/net/wimax/debugfs.c
..
..
@@ -1,24 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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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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10
 #include <linux/wimax.h>
..
..
@@ -27,49 +13,23 @@
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 #define D_SUBMODULE debugfs
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 #include "debug-levels.h"
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15
 
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-
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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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-
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-
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-int wimax_debugfs_add(struct wimax_dev *wimax_dev)
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+void 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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21
 
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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_", op_state_get, 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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25
 
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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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+	d_level_register_debugfs("wimax_dl_", debugfs, dentry);
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+	d_level_register_debugfs("wimax_dl_", id_table, dentry);
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+	d_level_register_debugfs("wimax_dl_", op_msg, dentry);
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+	d_level_register_debugfs("wimax_dl_", op_reset, dentry);
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+	d_level_register_debugfs("wimax_dl_", op_rfkill, dentry);
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+	d_level_register_debugfs("wimax_dl_", op_state_get, dentry);
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+	d_level_register_debugfs("wimax_dl_", stack, dentry);
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 }
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 void wimax_debugfs_rm(struct wimax_dev *wimax_dev)