#include <linux/spinlock.h>
#include <linux/list.h>
+#include <linux/sched.h> /* schedule_timeout() */
#include <linux/delay.h>
#include "w1_family.h"
+#include "w1.h"
DEFINE_SPINLOCK(w1_flock);
static LIST_HEAD(w1_families);
-extern void w1_reconnect_slaves(struct w1_family *f);
-
-static int w1_check_family(struct w1_family *f)
-{
- if (!f->fops->rname || !f->fops->rbin)
- return -EINVAL;
-
- return 0;
-}
int w1_register_family(struct w1_family *newf)
{
struct w1_family *f;
int ret = 0;
- if (w1_check_family(newf))
- return -EINVAL;
-
spin_lock(&w1_flock);
list_for_each_safe(ent, n, &w1_families) {
f = list_entry(ent, struct w1_family, family_entry);
return (ret) ? f : NULL;
}
+static void __w1_family_put(struct w1_family *f)
+{
+ if (atomic_dec_and_test(&f->refcnt))
+ f->need_exit = 1;
+}
+
void w1_family_put(struct w1_family *f)
{
spin_lock(&w1_flock);
spin_unlock(&w1_flock);
}
-void __w1_family_put(struct w1_family *f)
-{
- if (atomic_dec_and_test(&f->refcnt))
- f->need_exit = 1;
-}
-
+#if 0
void w1_family_get(struct w1_family *f)
{
spin_lock(&w1_flock);
__w1_family_get(f);
spin_unlock(&w1_flock);
-
}
+#endif /* 0 */
void __w1_family_get(struct w1_family *f)
{
smp_mb__after_atomic_inc();
}
-EXPORT_SYMBOL(w1_family_get);
-EXPORT_SYMBOL(w1_family_put);
-EXPORT_SYMBOL(w1_family_registered);
EXPORT_SYMBOL(w1_unregister_family);
EXPORT_SYMBOL(w1_register_family);