Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

[safe/jmp/linux-2.6] / include / linux / device.h

diff --git a/include/linux/device.h b/include/linux/device.h
index 894fdb2..246937c 100644 (file)
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -25,7 +25,6 @@
 #include <asm/atomic.h>
 #include <asm/device.h>
 
-#define DEVICE_ID_SIZE         32
 #define BUS_ID_SIZE            20
 
 struct device;
@@ -200,6 +199,11 @@ struct class {
        struct class_private *p;
 };
 
+struct class_dev_iter {
+       struct klist_iter               ki;
+       const struct device_type        *type;
+};
+
 extern struct kobject *sysfs_dev_block_kobj;
 extern struct kobject *sysfs_dev_char_kobj;
 extern int __must_check __class_register(struct class *class,
@@ -214,6 +218,13 @@ extern void class_unregister(struct class *class);
        __class_register(class, &__key);        \
 })
 
+extern void class_dev_iter_init(struct class_dev_iter *iter,
+                               struct class *class,
+                               struct device *start,
+                               const struct device_type *type);
+extern struct device *class_dev_iter_next(struct class_dev_iter *iter);
+extern void class_dev_iter_exit(struct class_dev_iter *iter);
+
 extern int class_for_each_device(struct class *class, struct device *start,
                                 void *data,
                                 int (*fn)(struct device *dev, void *data));
@@ -359,6 +370,7 @@ struct device {
 
        struct kobject kobj;
        char    bus_id[BUS_ID_SIZE];    /* position on parent bus */
+       const char              *init_name; /* initial name of the device */
        struct device_type      *type;
        unsigned                uevent_suppress:1;
 
@@ -396,7 +408,7 @@ struct device {
        spinlock_t              devres_lock;
        struct list_head        devres_head;
 
-       struct list_head        node;
+       struct klist_node       knode_class;
        struct class            *class;
        dev_t                   devt;   /* dev_t, creates the sysfs "dev" */
        struct attribute_group  **groups;       /* optional groups */
@@ -407,7 +419,7 @@ struct device {
 /* Get the wakeup routines, which depend on struct device */
 #include <linux/pm_wakeup.h>
 
-static inline const char *dev_name(struct device *dev)
+static inline const char *dev_name(const struct device *dev)
 {
        /* will be changed into kobject_name(&dev->kobj) in the near future */
        return dev->bus_id;
@@ -519,7 +531,7 @@ extern void device_shutdown(void);
 extern void sysdev_shutdown(void);
 
 /* debugging and troubleshooting/diagnostic helpers. */
-extern const char *dev_driver_string(struct device *dev);
+extern const char *dev_driver_string(const struct device *dev);
 #define dev_printk(level, dev, format, arg...) \
        printk(level "%s %s: " format , dev_driver_string(dev) , \
               dev_name(dev) , ## arg)