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/tools/testing/selftests/gpio/gpio-mockup-chardev.c
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@@ -1,18 +1,14 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * GPIO chardev test helper
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  *
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  * Copyright (C) 2016 Bamvor Jian Zhang
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published by
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- * the Free Software Foundation.
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  */
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 #define _GNU_SOURCE
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 #include <unistd.h>
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 #include <stdio.h>
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 #include <stdlib.h>
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-#include <stdio.h>
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 #include <errno.h>
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 #include <string.h>
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 #include <fcntl.h>