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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/w1/w1_family.h
Initial import
Diffstat (limited to 'drivers/w1/w1_family.h')
-rw-r--r--drivers/w1/w1_family.h91
1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/w1/w1_family.h b/drivers/w1/w1_family.h
new file mode 100644
index 000000000..ed5dcb80a
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+++ b/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 */