Network: convert network devices to use struct device instead of class_device

This lets the network core have the ability to handle suspend/resume
issues, if it wants to.

Thanks to Frederik Deweerdt <frederik.deweerdt@gmail.com> for the arm
driver fixes.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 127 insertions, 107 deletions

diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index de9d1a9473f2..ce10464716a7 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -21,18 +21,17 @@
 
 #include "br_private.h"
 
-#define to_class_dev(obj) container_of(obj,struct class_device,kobj)
-#define to_net_dev(class) container_of(class, struct net_device, class_dev)
+#define to_dev(obj)     container_of(obj, struct device, kobj)
 #define to_bridge(cd)   ((struct net_bridge *)(to_net_dev(cd)->priv))
 
 /*
  * Common code for storing bridge parameters.
  */
-static ssize_t store_bridge_parm(struct class_device *cd,
+static ssize_t store_bridge_parm(struct device *d,
                                  const char *buf, size_t len,
                                  void (*set)(struct net_bridge *, unsigned long))
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         char *endp;
         unsigned long val;
 
@@ -50,9 +49,10 @@ static ssize_t store_bridge_parm(struct class_device *cd,
 }
 
 
-static ssize_t show_forward_delay(struct class_device *cd, char *buf)
+static ssize_t show_forward_delay(struct device *d,
+                                  struct device_attribute *attr, char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->forward_delay));
 }
 
@@ -64,18 +64,20 @@ static void set_forward_delay(struct net_bridge *br, unsigned long val)
                 br->bridge_forward_delay = delay;
 }
 
-static ssize_t store_forward_delay(struct class_device *cd, const char *buf,
-                                   size_t len)
+static ssize_t store_forward_delay(struct device *d,
+                                   struct device_attribute *attr,
+                                   const char *buf, size_t len)
 {
-        return store_bridge_parm(cd, buf, len, set_forward_delay);
+        return store_bridge_parm(d, buf, len, set_forward_delay);
 }
-static CLASS_DEVICE_ATTR(forward_delay, S_IRUGO | S_IWUSR,
-                         show_forward_delay, store_forward_delay);
+static DEVICE_ATTR(forward_delay, S_IRUGO | S_IWUSR,
+                   show_forward_delay, store_forward_delay);
 
-static ssize_t show_hello_time(struct class_device *cd, char *buf)
+static ssize_t show_hello_time(struct device *d, struct device_attribute *attr,
+                               char *buf)
 {
         return sprintf(buf, "%lu\n",
-                       jiffies_to_clock_t(to_bridge(cd)->hello_time));
+                       jiffies_to_clock_t(to_bridge(d)->hello_time));
 }
 
 static void set_hello_time(struct net_bridge *br, unsigned long val)
@@ -86,19 +88,20 @@ static void set_hello_time(struct net_bridge *br, unsigned long val)
                 br->bridge_hello_time = t;
 }
 
-static ssize_t store_hello_time(struct class_device *cd, const char *buf,
+static ssize_t store_hello_time(struct device *d,
+                                struct device_attribute *attr, const char *buf,
                                 size_t len)
 {
-        return store_bridge_parm(cd, buf, len, set_hello_time);
+        return store_bridge_parm(d, buf, len, set_hello_time);
 }
+static DEVICE_ATTR(hello_time, S_IRUGO | S_IWUSR, show_hello_time,
+                   store_hello_time);
 
-static CLASS_DEVICE_ATTR(hello_time, S_IRUGO | S_IWUSR, show_hello_time,
-                         store_hello_time);
-
-static ssize_t show_max_age(struct class_device *cd, char *buf)
+static ssize_t show_max_age(struct device *d, struct device_attribute *attr,
+                            char *buf)
 {
         return sprintf(buf, "%lu\n",
-                       jiffies_to_clock_t(to_bridge(cd)->max_age));
+                       jiffies_to_clock_t(to_bridge(d)->max_age));
 }
 
 static void set_max_age(struct net_bridge *br, unsigned long val)
@@ -109,18 +112,17 @@ static void set_max_age(struct net_bridge *br, unsigned long val)
                 br->bridge_max_age = t;
 }
 
-static ssize_t store_max_age(struct class_device *cd, const char *buf,
-                                size_t len)
+static ssize_t store_max_age(struct device *d, struct device_attribute *attr,
+                             const char *buf, size_t len)
 {
-        return store_bridge_parm(cd, buf, len, set_max_age);
+        return store_bridge_parm(d, buf, len, set_max_age);
 }
+static DEVICE_ATTR(max_age, S_IRUGO | S_IWUSR, show_max_age, store_max_age);
 
-static CLASS_DEVICE_ATTR(max_age, S_IRUGO | S_IWUSR, show_max_age,
-                         store_max_age);
-
-static ssize_t show_ageing_time(struct class_device *cd, char *buf)
+static ssize_t show_ageing_time(struct device *d,
+                                struct device_attribute *attr, char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%lu\n", jiffies_to_clock_t(br->ageing_time));
 }
 
@@ -129,17 +131,19 @@ static void set_ageing_time(struct net_bridge *br, unsigned long val)
         br->ageing_time = clock_t_to_jiffies(val);
 }
 
-static ssize_t store_ageing_time(struct class_device *cd, const char *buf,
-                                 size_t len)
+static ssize_t store_ageing_time(struct device *d,
+                                 struct device_attribute *attr,
+                                 const char *buf, size_t len)
 {
-        return store_bridge_parm(cd, buf, len, set_ageing_time);
+        return store_bridge_parm(d, buf, len, set_ageing_time);
 }
+static DEVICE_ATTR(ageing_time, S_IRUGO | S_IWUSR, show_ageing_time,
+                   store_ageing_time);
 
-static CLASS_DEVICE_ATTR(ageing_time, S_IRUGO | S_IWUSR, show_ageing_time,
-                         store_ageing_time);
-static ssize_t show_stp_state(struct class_device *cd, char *buf)
+static ssize_t show_stp_state(struct device *d,
+                              struct device_attribute *attr, char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%d\n", br->stp_enabled);
 }
 
@@ -148,18 +152,19 @@ static void set_stp_state(struct net_bridge *br, unsigned long val)
         br->stp_enabled = val;
 }
 
-static ssize_t store_stp_state(struct class_device *cd,
-                               const char *buf, size_t len)
+static ssize_t store_stp_state(struct device *d,
+                               struct device_attribute *attr, const char *buf,
+                               size_t len)
 {
-        return store_bridge_parm(cd, buf, len, set_stp_state);
+        return store_bridge_parm(d, buf, len, set_stp_state);
 }
+static DEVICE_ATTR(stp_state, S_IRUGO | S_IWUSR, show_stp_state,
+                   store_stp_state);
 
-static CLASS_DEVICE_ATTR(stp_state, S_IRUGO | S_IWUSR, show_stp_state,
-                         store_stp_state);
-
-static ssize_t show_priority(struct class_device *cd, char *buf)
+static ssize_t show_priority(struct device *d, struct device_attribute *attr,
+                             char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%d\n",
                        (br->bridge_id.prio[0] << 8) | br->bridge_id.prio[1]);
 }
@@ -169,92 +174,107 @@ static void set_priority(struct net_bridge *br, unsigned long val)
         br_stp_set_bridge_priority(br, (u16) val);
 }
 
-static ssize_t store_priority(struct class_device *cd,
+static ssize_t store_priority(struct device *d, struct device_attribute *attr,
                                const char *buf, size_t len)
 {
-        return store_bridge_parm(cd, buf, len, set_priority);
+        return store_bridge_parm(d, buf, len, set_priority);
 }
-static CLASS_DEVICE_ATTR(priority, S_IRUGO | S_IWUSR, show_priority,
-                         store_priority);
+static DEVICE_ATTR(priority, S_IRUGO | S_IWUSR, show_priority, store_priority);
 
-static ssize_t show_root_id(struct class_device *cd, char *buf)
+static ssize_t show_root_id(struct device *d, struct device_attribute *attr,
+                            char *buf)
 {
-        return br_show_bridge_id(buf, &to_bridge(cd)->designated_root);
+        return br_show_bridge_id(buf, &to_bridge(d)->designated_root);
 }
-static CLASS_DEVICE_ATTR(root_id, S_IRUGO, show_root_id, NULL);
+static DEVICE_ATTR(root_id, S_IRUGO, show_root_id, NULL);
 
-static ssize_t show_bridge_id(struct class_device *cd, char *buf)
+static ssize_t show_bridge_id(struct device *d, struct device_attribute *attr,
+                              char *buf)
 {
-        return br_show_bridge_id(buf, &to_bridge(cd)->bridge_id);
+        return br_show_bridge_id(buf, &to_bridge(d)->bridge_id);
 }
-static CLASS_DEVICE_ATTR(bridge_id, S_IRUGO, show_bridge_id, NULL);
+static DEVICE_ATTR(bridge_id, S_IRUGO, show_bridge_id, NULL);
 
-static ssize_t show_root_port(struct class_device *cd, char *buf)
+static ssize_t show_root_port(struct device *d, struct device_attribute *attr,
+                              char *buf)
 {
-        return sprintf(buf, "%d\n", to_bridge(cd)->root_port);
+        return sprintf(buf, "%d\n", to_bridge(d)->root_port);
 }
-static CLASS_DEVICE_ATTR(root_port, S_IRUGO, show_root_port, NULL);
+static DEVICE_ATTR(root_port, S_IRUGO, show_root_port, NULL);
 
-static ssize_t show_root_path_cost(struct class_device *cd, char *buf)
+static ssize_t show_root_path_cost(struct device *d,
+                                   struct device_attribute *attr, char *buf)
 {
-        return sprintf(buf, "%d\n", to_bridge(cd)->root_path_cost);
+        return sprintf(buf, "%d\n", to_bridge(d)->root_path_cost);
 }
-static CLASS_DEVICE_ATTR(root_path_cost, S_IRUGO, show_root_path_cost, NULL);
+static DEVICE_ATTR(root_path_cost, S_IRUGO, show_root_path_cost, NULL);
 
-static ssize_t show_topology_change(struct class_device *cd, char *buf)
+static ssize_t show_topology_change(struct device *d,
+                                    struct device_attribute *attr, char *buf)
 {
-        return sprintf(buf, "%d\n", to_bridge(cd)->topology_change);
+        return sprintf(buf, "%d\n", to_bridge(d)->topology_change);
 }
-static CLASS_DEVICE_ATTR(topology_change, S_IRUGO, show_topology_change, NULL);
+static DEVICE_ATTR(topology_change, S_IRUGO, show_topology_change, NULL);
 
-static ssize_t show_topology_change_detected(struct class_device *cd, char *buf)
+static ssize_t show_topology_change_detected(struct device *d,
+                                             struct device_attribute *attr,
+                                             char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%d\n", br->topology_change_detected);
 }
-static CLASS_DEVICE_ATTR(topology_change_detected, S_IRUGO, show_topology_change_detected, NULL);
+static DEVICE_ATTR(topology_change_detected, S_IRUGO,
+                   show_topology_change_detected, NULL);
 
-static ssize_t show_hello_timer(struct class_device *cd, char *buf)
+static ssize_t show_hello_timer(struct device *d,
+                                struct device_attribute *attr, char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%ld\n", br_timer_value(&br->hello_timer));
 }
-static CLASS_DEVICE_ATTR(hello_timer, S_IRUGO, show_hello_timer, NULL);
+static DEVICE_ATTR(hello_timer, S_IRUGO, show_hello_timer, NULL);
 
-static ssize_t show_tcn_timer(struct class_device *cd, char *buf)
+static ssize_t show_tcn_timer(struct device *d, struct device_attribute *attr,
+                              char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%ld\n", br_timer_value(&br->tcn_timer));
 }
-static CLASS_DEVICE_ATTR(tcn_timer, S_IRUGO, show_tcn_timer, NULL);
+static DEVICE_ATTR(tcn_timer, S_IRUGO, show_tcn_timer, NULL);
 
-static ssize_t show_topology_change_timer(struct class_device *cd, char *buf)
+static ssize_t show_topology_change_timer(struct device *d,
+                                          struct device_attribute *attr,
+                                          char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%ld\n", br_timer_value(&br->topology_change_timer));
 }
-static CLASS_DEVICE_ATTR(topology_change_timer, S_IRUGO, show_topology_change_timer, NULL);
+static DEVICE_ATTR(topology_change_timer, S_IRUGO, show_topology_change_timer,
+                   NULL);
 
-static ssize_t show_gc_timer(struct class_device *cd, char *buf)
+static ssize_t show_gc_timer(struct device *d, struct device_attribute *attr,
+                             char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%ld\n", br_timer_value(&br->gc_timer));
 }
-static CLASS_DEVICE_ATTR(gc_timer, S_IRUGO, show_gc_timer, NULL);
+static DEVICE_ATTR(gc_timer, S_IRUGO, show_gc_timer, NULL);
 
-static ssize_t show_group_addr(struct class_device *cd, char *buf)
+static ssize_t show_group_addr(struct device *d,
+                               struct device_attribute *attr, char *buf)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         return sprintf(buf, "%x:%x:%x:%x:%x:%x\n",
                        br->group_addr[0], br->group_addr[1],
                        br->group_addr[2], br->group_addr[3],
                        br->group_addr[4], br->group_addr[5]);
 }
 
-static ssize_t store_group_addr(struct class_device *cd, const char *buf,
-                                    size_t len)
+static ssize_t store_group_addr(struct device *d,
+                                struct device_attribute *attr,
+                                const char *buf, size_t len)
 {
-        struct net_bridge *br = to_bridge(cd);
+        struct net_bridge *br = to_bridge(d);
         unsigned new_addr[6];
         int i;
 
@@ -286,28 +306,28 @@ static ssize_t store_group_addr(struct class_device *cd, const char *buf,
         return len;
 }
 
-static CLASS_DEVICE_ATTR(group_addr, S_IRUGO | S_IWUSR,
-                         show_group_addr, store_group_addr);
+static DEVICE_ATTR(group_addr, S_IRUGO | S_IWUSR,
+                   show_group_addr, store_group_addr);
 
 
 static struct attribute *bridge_attrs[] = {
-        &class_device_attr_forward_delay.attr,
-        &class_device_attr_hello_time.attr,
-        &class_device_attr_max_age.attr,
-        &class_device_attr_ageing_time.attr,
-        &class_device_attr_stp_state.attr,
-        &class_device_attr_priority.attr,
-        &class_device_attr_bridge_id.attr,
-        &class_device_attr_root_id.attr,
-        &class_device_attr_root_path_cost.attr,
-        &class_device_attr_root_port.attr,
-        &class_device_attr_topology_change.attr,
-        &class_device_attr_topology_change_detected.attr,
-        &class_device_attr_hello_timer.attr,
-        &class_device_attr_tcn_timer.attr,
-        &class_device_attr_topology_change_timer.attr,
-        &class_device_attr_gc_timer.attr,
-        &class_device_attr_group_addr.attr,
+        &dev_attr_forward_delay.attr,
+        &dev_attr_hello_time.attr,
+        &dev_attr_max_age.attr,
+        &dev_attr_ageing_time.attr,
+        &dev_attr_stp_state.attr,
+        &dev_attr_priority.attr,
+        &dev_attr_bridge_id.attr,
+        &dev_attr_root_id.attr,
+        &dev_attr_root_path_cost.attr,
+        &dev_attr_root_port.attr,
+        &dev_attr_topology_change.attr,
+        &dev_attr_topology_change_detected.attr,
+        &dev_attr_hello_timer.attr,
+        &dev_attr_tcn_timer.attr,
+        &dev_attr_topology_change_timer.attr,
+        &dev_attr_gc_timer.attr,
+        &dev_attr_group_addr.attr,
         NULL
 };
 
@@ -325,8 +345,8 @@ static struct attribute_group bridge_group = {
 static ssize_t brforward_read(struct kobject *kobj, char *buf,
                            loff_t off, size_t count)
 {
-        struct class_device *cdev = to_class_dev(kobj);
-        struct net_bridge *br = to_bridge(cdev);
+        struct device *dev = to_dev(kobj);
+        struct net_bridge *br = to_bridge(dev);
         int n;
 
         /* must read whole records */
@@ -363,7 +383,7 @@ static struct bin_attribute bridge_forward = {
  */
 int br_sysfs_addbr(struct net_device *dev)
 {
-        struct kobject *brobj = &dev->class_dev.kobj;
+        struct kobject *brobj = &dev->dev.kobj;
         struct net_bridge *br = netdev_priv(dev);
         int err;
 
@@ -395,9 +415,9 @@ int br_sysfs_addbr(struct net_device *dev)
         }
         return 0;
  out3:
-        sysfs_remove_bin_file(&dev->class_dev.kobj, &bridge_forward);
+        sysfs_remove_bin_file(&dev->dev.kobj, &bridge_forward);
  out2:
-        sysfs_remove_group(&dev->class_dev.kobj, &bridge_group);
+        sysfs_remove_group(&dev->dev.kobj, &bridge_group);
  out1:
         return err;
 
@@ -405,7 +425,7 @@ int br_sysfs_addbr(struct net_device *dev)
 
 void br_sysfs_delbr(struct net_device *dev)
 {
-        struct kobject *kobj = &dev->class_dev.kobj;
+        struct kobject *kobj = &dev->dev.kobj;
         struct net_bridge *br = netdev_priv(dev);
 
         kobject_unregister(&br->ifobj);