修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/powerpc/platforms/powernv/opal-powercap.c
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@@ -1,12 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * PowerNV OPAL Powercap interface
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  *
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  * Copyright 2017 IBM Corp.
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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
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- * as published by the Free Software Foundation; either version
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- * 2 of the License, or (at your option) any later version.
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  */
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 #define pr_fmt(fmt)     "opal-powercap: " fmt
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@@ -17,7 +13,7 @@
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 #include <asm/opal.h>
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-DEFINE_MUTEX(powercap_mutex);
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+static DEFINE_MUTEX(powercap_mutex);
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 static struct kobject *powercap_kobj;
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@@ -199,7 +195,7 @@
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 		}
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 		j = 0;
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-		pcaps[i].pg.name = node->name;
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+		pcaps[i].pg.name = kasprintf(GFP_KERNEL, "%pOFn", node);
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 		if (has_min) {
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 			powercap_add_attr(min, "powercap-min",
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 					  &pcaps[i].pattrs[j]);
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@@ -237,6 +233,7 @@
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 	while (--i >= 0) {
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 		kfree(pcaps[i].pattrs);
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 		kfree(pcaps[i].pg.attrs);
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+		kfree(pcaps[i].pg.name);
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 	}
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 	kobject_put(powercap_kobj);
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 out_pcaps: