Messages in this thread Patch in this message | | | Date | Mon, 19 Jan 2004 14:26:47 -0600 | From | Hollis Blanchard <> | Subject | Re: kobj_to_dev ? |
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Greg KH wrote: > > How about just adding a find_device() function to the driver core, where > you pass in a name and a type, so that others can use it?
Something like this?
===== include/linux/device.h 1.111 vs edited ===== --- 1.111/include/linux/device.h Mon Dec 29 15:38:10 2003 +++ edited/include/linux/device.h Mon Jan 19 14:25:26 2004 @@ -354,6 +354,7 @@ */ extern struct device * get_device(struct device * dev); extern void put_device(struct device * dev); +extern struct device *find_device(const char *name, struct bus_type *bus);
/* drivers/base/platform.c */ ===== drivers/base/core.c 1.78 vs edited ===== --- 1.78/drivers/base/core.c Mon Sep 29 16:20:44 2003 +++ edited/drivers/base/core.c Mon Jan 19 14:33:42 2004 @@ -400,6 +400,14 @@ return error; }
+struct device *find_device(const char *name, struct bus_type *bus) +{ + struct kobject *k = kset_find_obj(&bus->devices, name); + if (k) + return to_dev(k); + return NULL; +} + int __init devices_init(void) { return subsystem_register(&devices_subsys); @@ -416,6 +424,7 @@ EXPORT_SYMBOL(device_unregister_wait); EXPORT_SYMBOL(get_device); EXPORT_SYMBOL(put_device); +EXPORT_SYMBOL(find_device);
EXPORT_SYMBOL(device_create_file); EXPORT_SYMBOL(device_remove_file);
-- Hollis Blanchard IBM Linux Technology Center - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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