[PATCH 3/7] class_simple: pass dev_t to the class core

[Kay Sievers]

Signed-off-by: Kay Sievers <[EMAIL PROTECTED]>

===== drivers/base/class_simple.c 1.8 vs edited =====
--- 1.8/drivers/base/class_simple.c     2005-01-21 06:02:15 +01:00
+++ edited/drivers/base/class_simple.c  2005-01-22 16:20:16 +01:00
@@ -10,18 +10,15 @@
 
 #include <linux/config.h>
 #include <linux/device.h>
-#include <linux/kdev_t.h>
 #include <linux/err.h>
 
 struct class_simple {
-       struct class_device_attribute attr;
        struct class class;
 };
 #define to_class_simple(d) container_of(d, struct class_simple, class)
 
 struct simple_dev {
        struct list_head node;
-       dev_t dev;
        struct class_device class_dev;
 };
 #define to_simple_dev(d) container_of(d, struct simple_dev, class_dev)
@@ -35,12 +32,6 @@ static void release_simple_dev(struct cl
        kfree(s_dev);
 }
 
-static ssize_t show_dev(struct class_device *class_dev, char *buf)
-{
-       struct simple_dev *s_dev = to_simple_dev(class_dev);
-       return print_dev_t(buf, s_dev->dev);
-}
-
 static void class_simple_release(struct class *class)
 {
        struct class_simple *cs = to_class_simple(class);
@@ -75,12 +66,6 @@ struct class_simple *class_simple_create
        cs->class.class_release = class_simple_release;
        cs->class.release = release_simple_dev;
 
-       cs->attr.attr.name = "dev";
-       cs->attr.attr.mode = S_IRUGO;
-       cs->attr.attr.owner = owner;
-       cs->attr.show = show_dev;
-       cs->attr.store = NULL;
-
        retval = class_register(&cs->class);
        if (retval)
                goto error;
@@ -143,7 +128,7 @@ struct class_device *class_simple_device
        }
        memset(s_dev, 0x00, sizeof(*s_dev));
 
-       s_dev->dev = dev;
+       s_dev->class_dev.devt = dev;
        s_dev->class_dev.dev = device;
        s_dev->class_dev.class = &cs->class;
 
@@ -154,8 +139,6 @@ struct class_device *class_simple_device
        if (retval)
                goto error;
 
-       class_device_create_file(&s_dev->class_dev, &cs->attr);
-
        spin_lock(&simple_dev_list_lock);
        list_add(&s_dev->node, &simple_dev_list);
        spin_unlock(&simple_dev_list_lock);
@@ -200,7 +183,7 @@ void class_simple_device_remove(dev_t de
 
        spin_lock(&simple_dev_list_lock);
        list_for_each_entry(s_dev, &simple_dev_list, node) {
-               if (s_dev->dev == dev) {
+               if (s_dev->class_dev.devt == dev) {
                        found = 1;
                        break;
                }

-
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