S: Maintained
F: Documentation/w1/
F: drivers/w1/
+F: include/linux/w1.h
W83791D HARDWARE MONITORING DRIVER
M: Marc Hulsman <m.hulsman@tudelft.nl>
#include <linux/platform_device.h>
#include <linux/power_supply.h>
-#include "../../w1/w1.h"
+#include <linux/w1.h>
#include "../../w1/slaves/w1_ds2760.h"
struct ds2760_device_info {
#include <linux/power_supply.h>
#include <linux/idr.h>
-#include "../../w1/w1.h"
+#include <linux/w1.h>
#include "../../w1/slaves/w1_ds2780.h"
/* Current unit measurement in uA for a 1 milli-ohm sense resistor */
#include <linux/power_supply.h>
#include <linux/idr.h>
-#include "../../w1/w1.h"
+#include <linux/w1.h>
#include "../../w1/slaves/w1_ds2781.h"
/* Current unit measurement in uA for a 1 milli-ohm sense resistor */
#include <asm/io.h>
-#include "../w1.h"
-#include "../w1_int.h"
+#include <linux/w1.h>
#define DS1WM_CMD 0x00 /* R/W 4 bits command */
#include <linux/delay.h>
#include <asm/delay.h>
-#include "../w1.h"
-#include "../w1_int.h"
+#include <linux/w1.h>
/**
* Allow the active pullup to be disabled, default is enabled.
#include <linux/usb.h>
#include <linux/slab.h>
-#include "../w1_int.h"
-#include "../w1.h"
+#include <linux/w1.h>
/* USB Standard */
/* USB Control request vendor type */
#include <linux/pci_ids.h>
#include <linux/pci.h>
-#include "../w1.h"
-#include "../w1_int.h"
+#include <linux/w1.h>
/*
* Matrox G400 DDC registers.
#include <linux/module.h>
#include <linux/platform_device.h>
-#include "../w1.h"
-#include "../w1_int.h"
+#include <linux/w1.h>
/*
* MXC W1 Register offsets
#include <linux/pm_runtime.h>
#include <linux/of.h>
-#include "../w1.h"
-#include "../w1_int.h"
+#include <linux/w1.h>
#define MOD_NAME "OMAP_HDQ:"
#include <linux/of.h>
#include <linux/delay.h>
-#include "../w1.h"
-#include "../w1_int.h"
+#include <linux/w1.h>
static u8 w1_gpio_set_pullup(void *data, int delay)
{
#include <linux/mutex.h>
#include <linux/power/bq27xxx_battery.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_BQ27000 0x01
#define HDQ_CMD_READ (0)
#define HDQ_CMD_WRITE (1<<7)
#include <linux/string.h>
#include <linux/types.h>
-#include "../w1.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_DS2405 0x05
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Maciej S. Szmigiero <mail@maciej.szmigiero.name>");
#include <linux/slab.h>
#include <linux/crc16.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_DS2406 0x12
#define W1_F12_FUNC_READ_STATUS 0xAA
#define W1_F12_FUNC_WRITE_STATUS 0x55
#include <linux/delay.h>
#include <linux/slab.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_DS2408 0x29
#define W1_F29_RETRIES 3
#include <linux/delay.h>
#include <linux/slab.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_DS2413 0x3A
#define W1_F3A_RETRIES 3
#define W1_F3A_FUNC_PIO_ACCESS_READ 0xF5
#include <linux/delay.h>
#include <linux/crc16.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_COUNTER_DS2423 0x1D
#define CRC16_VALID 0xb001
#define CRC16_INIT 0
#include <linux/types.h>
#include <linux/delay.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_EEPROM_DS2431 0x2D
#define W1_F2D_EEPROM_SIZE 128
#define W1_F2D_PAGE_COUNT 4
#endif
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_EEPROM_DS2433 0x23
#define W1_EEPROM_SIZE 512
#define W1_PAGE_COUNT 16
#include <linux/types.h>
#include <linux/delay.h>
-#include "../w1.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_DS2438 0x26
#define W1_DS2438_RETRIES 3
#include <linux/idr.h>
#include <linux/gfp.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
#include "w1_ds2760.h"
+#define W1_FAMILY_DS2760 0x30
+
static int w1_ds2760_io(struct device *dev, char *buf, int addr, size_t count,
int io)
{
#include <linux/mutex.h>
#include <linux/idr.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
#include "w1_ds2780.h"
+#define W1_FAMILY_DS2780 0x32
+
static int w1_ds2780_do_io(struct device *dev, char *buf, int addr,
size_t count, int io)
{
#include <linux/platform_device.h>
#include <linux/mutex.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
#include "w1_ds2781.h"
+#define W1_FAMILY_DS2781 0x3D
+
static int w1_ds2781_do_io(struct device *dev, char *buf, int addr,
size_t count, int io)
{
#define CRC16_INIT 0
#define CRC16_VALID 0xb001
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_DS28E04 0x1C
/* Allow the strong pullup to be disabled, but default to enabled.
* If it was disabled a parasite powered device might not get the required
#include <linux/device.h>
#include <linux/types.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_FAMILY_SMEM_01 0x01
+#define W1_FAMILY_SMEM_81 0x81
static struct w1_family w1_smem_family_01 = {
.fid = W1_FAMILY_SMEM_01,
#include <linux/slab.h>
#include <linux/delay.h>
-#include "../w1.h"
-#include "../w1_int.h"
-#include "../w1_family.h"
+#include <linux/w1.h>
+
+#define W1_THERM_DS18S20 0x10
+#define W1_THERM_DS1822 0x22
+#define W1_THERM_DS18B20 0x28
+#define W1_THERM_DS1825 0x3B
+#define W1_THERM_DS28EA00 0x42
/* Allow the strong pullup to be disabled, but default to enabled.
* If it was disabled a parasite powered device might not get the require
#include <linux/atomic.h>
-#include "w1.h"
-#include "w1_int.h"
-#include "w1_family.h"
+#include "w1_internal.h"
#include "w1_netlink.h"
+#define W1_FAMILY_DEFAULT 0
+
static int w1_timeout = 10;
module_param_named(timeout, w1_timeout, int, 0);
MODULE_PARM_DESC(timeout, "time in seconds between automatic slave searches");
#include <linux/delay.h>
#include <linux/export.h>
-#include "w1_family.h"
-#include "w1.h"
+#include "w1_internal.h"
DEFINE_SPINLOCK(w1_flock);
static LIST_HEAD(w1_families);
+++ /dev/null
-/*
- * 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.
- */
-
-#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_FAMILY_DS2405 0x05
-#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_FAMILY_DS2438 0x26
-#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 *);
-
-/**
- * module_w1_driver() - Helper macro for registering a 1-Wire families
- * @__w1_family: w1_family struct
- *
- * Helper macro for 1-Wire families which do not do anything special in module
- * init/exit. This eliminates a lot of boilerplate. Each module may only
- * use this macro once, and calling it replaces module_init() and module_exit()
- */
-#define module_w1_family(__w1_family) \
- module_driver(__w1_family, w1_register_family, \
- w1_unregister_family)
-
-#endif /* __W1_FAMILY_H */
#include <linux/export.h>
#include <linux/moduleparam.h>
-#include "w1.h"
+#include "w1_internal.h"
#include "w1_netlink.h"
-#include "w1_int.h"
static int w1_search_count = -1; /* Default is continual scan */
module_param_named(search_count, w1_search_count, int, 0);
+++ /dev/null
-/*
- * 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.
- */
-
-#ifndef __W1_INT_H
-#define __W1_INT_H
-
-#include <linux/kernel.h>
-#include <linux/device.h>
-
-#include "w1.h"
-
-int w1_add_master_device(struct w1_bus_master *);
-void w1_remove_master_device(struct w1_bus_master *);
-void __w1_remove_master_device(struct w1_master *);
-
-#endif /* __W1_INT_H */
--- /dev/null
+/*
+ * 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.
+ */
+
+#ifndef __W1_H
+#define __W1_H
+
+#include <linux/w1.h>
+
+#include <linux/completion.h>
+#include <linux/mutex.h>
+
+#define W1_SLAVE_ACTIVE 0
+#define W1_SLAVE_DETACH 1
+
+/**
+ * struct w1_async_cmd - execute callback from the w1_process kthread
+ * @async_entry: link entry
+ * @cb: callback function, must list_del and destroy this list before
+ * returning
+ *
+ * When inserted into the w1_master async_list, w1_process will execute
+ * the callback. Embed this into the structure with the command details.
+ */
+struct w1_async_cmd {
+ struct list_head async_entry;
+ void (*cb)(struct w1_master *dev, struct w1_async_cmd *async_cmd);
+};
+
+int w1_create_master_attributes(struct w1_master *master);
+void w1_destroy_master_attributes(struct w1_master *master);
+void w1_search(struct w1_master *dev, u8 search_type,
+ w1_slave_found_callback cb);
+void w1_search_devices(struct w1_master *dev, u8 search_type,
+ w1_slave_found_callback cb);
+/* call w1_unref_slave to release the reference counts w1_search_slave added */
+struct w1_slave *w1_search_slave(struct w1_reg_num *id);
+/*
+ * decrements the reference on sl->master and sl, and cleans up if zero
+ * returns the reference count after it has been decremented
+ */
+int w1_unref_slave(struct w1_slave *sl);
+void w1_slave_found(struct w1_master *dev, u64 rn);
+void w1_search_process_cb(struct w1_master *dev, u8 search_type,
+ w1_slave_found_callback cb);
+struct w1_slave *w1_slave_search_device(struct w1_master *dev,
+ struct w1_reg_num *rn);
+struct w1_master *w1_search_master_id(u32 id);
+
+/* Disconnect and reconnect devices in the given family. Used for finding
+ * unclaimed devices after a family has been registered or releasing devices
+ * after a family has been unregistered. Set attach to 1 when a new family
+ * has just been registered, to 0 when it has been unregistered.
+ */
+void w1_reconnect_slaves(struct w1_family *f, int attach);
+int w1_attach_slave_device(struct w1_master *dev, struct w1_reg_num *rn);
+/* 0 success, otherwise EBUSY */
+int w1_slave_detach(struct w1_slave *sl);
+
+void __w1_remove_master_device(struct w1_master *dev);
+
+void w1_family_put(struct w1_family *f);
+void __w1_family_get(struct w1_family *f);
+struct w1_family *w1_family_registered(u8 fid);
+
+extern struct device_driver w1_master_driver;
+extern struct device w1_master_device;
+extern int w1_max_slave_count;
+extern int w1_max_slave_ttl;
+extern struct list_head w1_masters;
+extern struct mutex w1_mlock;
+extern spinlock_t w1_flock;
+
+int w1_process_callbacks(struct w1_master *dev);
+int w1_process(void *data);
+
+#endif /* __W1_H */
#include <linux/moduleparam.h>
#include <linux/module.h>
-#include "w1.h"
+#include "w1_internal.h"
static int w1_delay_parm = 1;
module_param_named(delay_coef, w1_delay_parm, int, 0);
#include <linux/netlink.h>
#include <linux/connector.h>
-#include "w1.h"
+#include "w1_internal.h"
#include "w1_netlink.h"
#if defined(CONFIG_W1_CON) && (defined(CONFIG_CONNECTOR) || (defined(CONFIG_CONNECTOR_MODULE) && defined(CONFIG_W1_MODULE)))
#include <asm/types.h>
#include <linux/connector.h>
-#include "w1.h"
+#include "w1_internal.h"
/**
* enum w1_cn_msg_flags - bitfield flags for struct cn_msg.flags
* GNU General Public License for more details.
*/
-#ifndef __W1_H
-#define __W1_H
+#ifndef __LINUX_W1_H
+#define __LINUX_W1_H
+
+#include <linux/device.h>
/**
* struct w1_reg_num - broken out slave device id
* @id: along with family is the unique device id
* @crc: checksum of the other bytes
*/
-struct w1_reg_num
-{
+struct w1_reg_num {
#if defined(__LITTLE_ENDIAN_BITFIELD)
__u64 family:8,
id:48,
#ifdef __KERNEL__
-#include <linux/completion.h>
-#include <linux/device.h>
-#include <linux/mutex.h>
-
-#include "w1_family.h"
-
#define W1_MAXNAMELEN 32
#define W1_SEARCH 0xF0
#define W1_MATCH_ROM 0x55
#define W1_RESUME_CMD 0xA5
-#define W1_SLAVE_ACTIVE 0
-#define W1_SLAVE_DETACH 1
-
/**
* struct w1_slave - holds a single slave device on the bus
*
* @dev: kernel device identifier
*
*/
-struct w1_slave
-{
+struct w1_slave {
struct module *owner;
unsigned char name[W1_MAXNAMELEN];
struct list_head w1_slave_entry;
typedef void (*w1_slave_found_callback)(struct w1_master *, u64);
-
/**
* struct w1_bus_master - operations available on a bus master
*
* reset_bus.
*
*/
-struct w1_bus_master
-{
+struct w1_bus_master {
void *data;
u8 (*read_bit)(void *);
* @bus_master: io operations available
* @seq: sequence number used for netlink broadcasts
*/
-struct w1_master
-{
+struct w1_master {
struct list_head w1_master_entry;
struct module *owner;
unsigned char name[W1_MAXNAMELEN];
u32 seq;
};
+int w1_add_master_device(struct w1_bus_master *master);
+void w1_remove_master_device(struct w1_bus_master *master);
+
/**
- * struct w1_async_cmd - execute callback from the w1_process kthread
- * @async_entry: link entry
- * @cb: callback function, must list_del and destroy this list before
- * returning
- *
- * When inserted into the w1_master async_list, w1_process will execute
- * the callback. Embed this into the structure with the command details.
+ * struct w1_family_ops - operations for a family type
+ * @add_slave: add_slave
+ * @remove_slave: remove_slave
+ * @groups: sysfs group
*/
-struct w1_async_cmd {
- struct list_head async_entry;
- void (*cb)(struct w1_master *dev, struct w1_async_cmd *async_cmd);
+struct w1_family_ops {
+ int (*add_slave)(struct w1_slave *sl);
+ void (*remove_slave)(struct w1_slave *sl);
+ const struct attribute_group **groups;
};
-int w1_create_master_attributes(struct w1_master *);
-void w1_destroy_master_attributes(struct w1_master *master);
-void w1_search(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb);
-void w1_search_devices(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb);
-/* call w1_unref_slave to release the reference counts w1_search_slave added */
-struct w1_slave *w1_search_slave(struct w1_reg_num *id);
-/* decrements the reference on sl->master and sl, and cleans up if zero
- * returns the reference count after it has been decremented */
-int w1_unref_slave(struct w1_slave *sl);
-void w1_slave_found(struct w1_master *dev, u64 rn);
-void w1_search_process_cb(struct w1_master *dev, u8 search_type,
- w1_slave_found_callback cb);
-struct w1_slave *w1_slave_search_device(struct w1_master *dev,
- struct w1_reg_num *rn);
-struct w1_master *w1_search_master_id(u32 id);
-
-/* Disconnect and reconnect devices in the given family. Used for finding
- * unclaimed devices after a family has been registered or releasing devices
- * after a family has been unregistered. Set attach to 1 when a new family
- * has just been registered, to 0 when it has been unregistered.
+/**
+ * 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;
+};
+
+int w1_register_family(struct w1_family *family);
+void w1_unregister_family(struct w1_family *family);
+
+/**
+ * module_w1_driver() - Helper macro for registering a 1-Wire families
+ * @__w1_family: w1_family struct
+ *
+ * Helper macro for 1-Wire families which do not do anything special in module
+ * init/exit. This eliminates a lot of boilerplate. Each module may only
+ * use this macro once, and calling it replaces module_init() and module_exit()
*/
-void w1_reconnect_slaves(struct w1_family *f, int attach);
-int w1_attach_slave_device(struct w1_master *dev, struct w1_reg_num *rn);
-/* 0 success, otherwise EBUSY */
-int w1_slave_detach(struct w1_slave *sl);
+#define module_w1_family(__w1_family) \
+ module_driver(__w1_family, w1_register_family, \
+ w1_unregister_family)
u8 w1_triplet(struct w1_master *dev, int bdir);
void w1_write_8(struct w1_master *, u8);
return container_of(dev, struct w1_master, dev);
}
-extern struct device_driver w1_master_driver;
-extern struct device w1_master_device;
-extern int w1_max_slave_count;
-extern int w1_max_slave_ttl;
-extern struct list_head w1_masters;
-extern struct mutex w1_mlock;
-
-extern int w1_process_callbacks(struct w1_master *dev);
-extern int w1_process(void *);
-
#endif /* __KERNEL__ */
-#endif /* __W1_H */
+#endif /* __LINUX_W1_H */
projects / users / hch / xfs.git / commitdiff