修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/samples/kobject/kset-example.c
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@@ -178,6 +178,7 @@
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 	&bar_attribute.attr,
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 	NULL,	/* need to NULL terminate the list of attributes */
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 };
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+ATTRIBUTE_GROUPS(foo_default);
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 /*
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  * Our own ktype for our kobjects.  Here we specify our sysfs ops, the
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@@ -187,7 +188,7 @@
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 static struct kobj_type foo_ktype = {
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 	.sysfs_ops = &foo_sysfs_ops,
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 	.release = foo_release,
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-	.default_attrs = foo_default_attrs,
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+	.default_groups = foo_default_groups,
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 };
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 static struct kset *example_kset;