Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / w1 / w1_family.h

diff --git a/kernel/drivers/w1/w1_family.h b/kernel/drivers/w1/w1_family.h
new file mode 100644 (file)
index 0000000..ed5dcb8
--- /dev/null
+++ b/kernel/drivers/w1/w1_family.h
@@ -0,0 +1,91 @@
+/*
+ *     w1_family.h
+ *
+ * Copyright (c) 2004 Evgeniy Polyakov <zbr@ioremap.net>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __W1_FAMILY_H
+#define __W1_FAMILY_H
+
+#include <linux/types.h>
+#include <linux/device.h>
+#include <linux/atomic.h>
+
+#define W1_FAMILY_DEFAULT      0
+#define W1_FAMILY_BQ27000      0x01
+#define W1_FAMILY_SMEM_01      0x01
+#define W1_FAMILY_SMEM_81      0x81
+#define W1_THERM_DS18S20       0x10
+#define W1_FAMILY_DS28E04      0x1C
+#define W1_COUNTER_DS2423      0x1D
+#define W1_THERM_DS1822        0x22
+#define W1_EEPROM_DS2433       0x23
+#define W1_THERM_DS18B20       0x28
+#define W1_FAMILY_DS2408       0x29
+#define W1_EEPROM_DS2431       0x2D
+#define W1_FAMILY_DS2760       0x30
+#define W1_FAMILY_DS2780       0x32
+#define W1_FAMILY_DS2413       0x3A
+#define W1_FAMILY_DS2406       0x12
+#define W1_THERM_DS1825                0x3B
+#define W1_FAMILY_DS2781       0x3D
+#define W1_THERM_DS28EA00      0x42
+
+#define MAXNAMELEN             32
+
+struct w1_slave;
+
+/**
+ * struct w1_family_ops - operations for a family type
+ * @add_slave: add_slave
+ * @remove_slave: remove_slave
+ * @groups: sysfs group
+ */
+struct w1_family_ops
+{
+       int  (* add_slave)(struct w1_slave *);
+       void (* remove_slave)(struct w1_slave *);
+       const struct attribute_group **groups;
+};
+
+/**
+ * struct w1_family - reference counted family structure.
+ * @family_entry:      family linked list
+ * @fid:               8 bit family identifier
+ * @fops:              operations for this family
+ * @refcnt:            reference counter
+ */
+struct w1_family
+{
+       struct list_head        family_entry;
+       u8                      fid;
+
+       struct w1_family_ops    *fops;
+
+       atomic_t                refcnt;
+};
+
+extern spinlock_t w1_flock;
+
+void w1_family_put(struct w1_family *);
+void __w1_family_get(struct w1_family *);
+struct w1_family * w1_family_registered(u8);
+void w1_unregister_family(struct w1_family *);
+int w1_register_family(struct w1_family *);
+
+#endif /* __W1_FAMILY_H */