X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Flinux%2Fdevice.h;h=e8e53b9accc67345908ecbb27c947b6035438e4f;hb=9464c7cf61b9433057924c36e6e02f303a00e768;hp=1e5f30da98bc528b9ab9aaf629a673cb50e6f8ae;hpb=41689045f6a3cbe0550e1d34e9cc20d2e8c432ba;p=linux-2.6.git

diff --git a/include/linux/device.h b/include/linux/device.h
index 1e5f30da9..e8e53b9ac 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -11,6 +11,7 @@
 #ifndef _DEVICE_H_
 #define _DEVICE_H_
 
+#include <linux/config.h>
 #include <linux/ioport.h>
 #include <linux/kobject.h>
 #include <linux/klist.h>
@@ -60,6 +61,11 @@ extern void bus_unregister(struct bus_type * bus);
 
 extern void bus_rescan_devices(struct bus_type * bus);
 
+extern struct bus_type * get_bus(struct bus_type * bus);
+extern void put_bus(struct bus_type * bus);
+
+extern struct bus_type * find_bus(char * name);
+
 /* iterator helpers for buses */
 
 int bus_for_each_dev(struct bus_type * bus, struct device * start, void * data,
@@ -142,7 +148,6 @@ struct class {
 
 	struct subsystem	subsys;
 	struct list_head	children;
-	struct list_head	devices;
 	struct list_head	interfaces;
 	struct semaphore	sem;	/* locks both the children and interfaces lists */
 
@@ -159,6 +164,9 @@ struct class {
 extern int class_register(struct class *);
 extern void class_unregister(struct class *);
 
+extern struct class * class_get(struct class *);
+extern void class_put(struct class *);
+
 
 struct class_attribute {
 	struct attribute	attr;
@@ -306,7 +314,6 @@ struct device {
 	struct kobject kobj;
 	char	bus_id[BUS_ID_SIZE];	/* position on parent bus */
 	struct device_attribute uevent_attr;
-	struct device_attribute *devt_attr;
 
 	struct semaphore	sem;	/* semaphore to synchronize calls to
 					 * its driver.
@@ -334,11 +341,6 @@ struct device {
 	struct dma_coherent_mem	*dma_mem; /* internal for coherent mem
 					     override */
 
-	/* class_device migration path */
-	struct list_head	node;
-	struct class		*class;		/* optional*/
-	dev_t			devt;		/* dev_t, creates the sysfs "dev" */
-
 	void	(*release)(struct device * dev);
 };
 
@@ -380,13 +382,6 @@ extern int  device_attach(struct device * dev);
 extern void driver_attach(struct device_driver * drv);
 extern void device_reprobe(struct device *dev);
 
-/*
- * Easy functions for dynamically creating devices on the fly
- */
-extern struct device *device_create(struct class *cls, struct device *parent,
-				    dev_t devt, char *fmt, ...)
-				    __attribute__((format(printf,4,5)));
-extern void device_destroy(struct class *cls, dev_t devt);
 
 /*
  * Platform "fixup" functions - allow the platform to have their say
@@ -416,9 +411,8 @@ extern int firmware_register(struct subsystem *);
 extern void firmware_unregister(struct subsystem *);
 
 /* debugging and troubleshooting/diagnostic helpers. */
-extern const char *dev_driver_string(struct device *dev);
 #define dev_printk(level, dev, format, arg...)	\
-	printk(level "%s %s: " format , dev_driver_string(dev) , (dev)->bus_id , ## arg)
+	printk(level "%s %s: " format , (dev)->driver ? (dev)->driver->name : "" , (dev)->bus_id , ## arg)
 
 #ifdef DEBUG
 #define dev_dbg(dev, format, arg...)		\