IB: convert struct class_device to struct device

This converts the main ib_device to use struct device instead of struct
class_device as class_device is going away.

Signed-off-by: Tony Jones <tonyj@suse.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Cc: Roland Dreier <rolandd@cisco.com>
Cc: Sean Hefty <sean.hefty@intel.com>
Cc: Hal Rosenstock <hal.rosenstock@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 55 insertions, 54 deletions

diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index 4e915104ac4c..9a9d3446c6ed 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -88,11 +88,11 @@ enum {
  */
 
 struct ib_umad_port {
-        struct cdev           *dev;
-        struct class_device   *class_dev;
+        struct cdev           *cdev;
+        struct device         *dev;
 
-        struct cdev           *sm_dev;
-        struct class_device   *sm_class_dev;
+        struct cdev           *sm_cdev;
+        struct device         *sm_dev;
         struct semaphore       sm_sem;
 
         struct mutex           file_mutex;
@@ -948,27 +948,29 @@ static struct ib_client umad_client = {
         .remove = ib_umad_remove_one
 };
 
-static ssize_t show_ibdev(struct class_device *class_dev, char *buf)
+static ssize_t show_ibdev(struct device *dev, struct device_attribute *attr,
+                          char *buf)
 {
-        struct ib_umad_port *port = class_get_devdata(class_dev);
+        struct ib_umad_port *port = dev_get_drvdata(dev);
 
         if (!port)
                 return -ENODEV;
 
         return sprintf(buf, "%s\n", port->ib_dev->name);
 }
-static CLASS_DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL);
+static DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL);
 
-static ssize_t show_port(struct class_device *class_dev, char *buf)
+static ssize_t show_port(struct device *dev, struct device_attribute *attr,
+                         char *buf)
 {
-        struct ib_umad_port *port = class_get_devdata(class_dev);
+        struct ib_umad_port *port = dev_get_drvdata(dev);
 
         if (!port)
                 return -ENODEV;
 
         return sprintf(buf, "%d\n", port->port_num);
 }
-static CLASS_DEVICE_ATTR(port, S_IRUGO, show_port, NULL);
+static DEVICE_ATTR(port, S_IRUGO, show_port, NULL);
 
 static ssize_t show_abi_version(struct class *class, char *buf)
 {
@@ -994,48 +996,47 @@ static int ib_umad_init_port(struct ib_device *device, int port_num,
         mutex_init(&port->file_mutex);
         INIT_LIST_HEAD(&port->file_list);
 
-        port->dev = cdev_alloc();
-        if (!port->dev)
+        port->cdev = cdev_alloc();
+        if (!port->cdev)
                 return -1;
-        port->dev->owner = THIS_MODULE;
-        port->dev->ops   = &umad_fops;
-        kobject_set_name(&port->dev->kobj, "umad%d", port->dev_num);
-        if (cdev_add(port->dev, base_dev + port->dev_num, 1))
+        port->cdev->owner = THIS_MODULE;
+        port->cdev->ops   = &umad_fops;
+        kobject_set_name(&port->cdev->kobj, "umad%d", port->dev_num);
+        if (cdev_add(port->cdev, base_dev + port->dev_num, 1))
                 goto err_cdev;
 
-        port->class_dev = class_device_create(umad_class, NULL, port->dev->dev,
-                                              device->dma_device,
-                                              "umad%d", port->dev_num);
-        if (IS_ERR(port->class_dev))
+        port->dev = device_create(umad_class, device->dma_device,
+                                  port->cdev->dev, "umad%d", port->dev_num);
+        if (IS_ERR(port->dev))
                 goto err_cdev;
 
-        if (class_device_create_file(port->class_dev, &class_device_attr_ibdev))
-                goto err_class;
-        if (class_device_create_file(port->class_dev, &class_device_attr_port))
-                goto err_class;
-
-        port->sm_dev = cdev_alloc();
-        if (!port->sm_dev)
-                goto err_class;
-        port->sm_dev->owner = THIS_MODULE;
-        port->sm_dev->ops   = &umad_sm_fops;
-        kobject_set_name(&port->sm_dev->kobj, "issm%d", port->dev_num);
-        if (cdev_add(port->sm_dev, base_dev + port->dev_num + IB_UMAD_MAX_PORTS, 1))
+        if (device_create_file(port->dev, &dev_attr_ibdev))
+                goto err_dev;
+        if (device_create_file(port->dev, &dev_attr_port))
+                goto err_dev;
+
+        port->sm_cdev = cdev_alloc();
+        if (!port->sm_cdev)
+                goto err_dev;
+        port->sm_cdev->owner = THIS_MODULE;
+        port->sm_cdev->ops   = &umad_sm_fops;
+        kobject_set_name(&port->sm_cdev->kobj, "issm%d", port->dev_num);
+        if (cdev_add(port->sm_cdev, base_dev + port->dev_num + IB_UMAD_MAX_PORTS, 1))
                 goto err_sm_cdev;
 
-        port->sm_class_dev = class_device_create(umad_class, NULL, port->sm_dev->dev,
-                                                 device->dma_device,
-                                                 "issm%d", port->dev_num);
-        if (IS_ERR(port->sm_class_dev))
+        port->sm_dev = device_create(umad_class, device->dma_device,
+                                     port->sm_cdev->dev,
+                                     "issm%d", port->dev_num);
+        if (IS_ERR(port->sm_dev))
                 goto err_sm_cdev;
 
-        class_set_devdata(port->class_dev,    port);
-        class_set_devdata(port->sm_class_dev, port);
+        dev_set_drvdata(port->dev,    port);
+        dev_set_drvdata(port->sm_dev, port);
 
-        if (class_device_create_file(port->sm_class_dev, &class_device_attr_ibdev))
-                goto err_sm_class;
-        if (class_device_create_file(port->sm_class_dev, &class_device_attr_port))
-                goto err_sm_class;
+        if (device_create_file(port->sm_dev, &dev_attr_ibdev))
+                goto err_sm_dev;
+        if (device_create_file(port->sm_dev, &dev_attr_port))
+                goto err_sm_dev;
 
         spin_lock(&port_lock);
         umad_port[port->dev_num] = port;
@@ -1043,17 +1044,17 @@ static int ib_umad_init_port(struct ib_device *device, int port_num,
 
         return 0;
 
-err_sm_class:
-        class_device_destroy(umad_class, port->sm_dev->dev);
+err_sm_dev:
+        device_destroy(umad_class, port->sm_cdev->dev);
 
 err_sm_cdev:
-        cdev_del(port->sm_dev);
+        cdev_del(port->sm_cdev);
 
-err_class:
-        class_device_destroy(umad_class, port->dev->dev);
+err_dev:
+        device_destroy(umad_class, port->cdev->dev);
 
 err_cdev:
-        cdev_del(port->dev);
+        cdev_del(port->cdev);
         clear_bit(port->dev_num, dev_map);
 
         return -1;
@@ -1065,14 +1066,14 @@ static void ib_umad_kill_port(struct ib_umad_port *port)
         int already_dead;
         int id;
 
-        class_set_devdata(port->class_dev,    NULL);
-        class_set_devdata(port->sm_class_dev, NULL);
+        dev_set_drvdata(port->dev,    NULL);
+        dev_set_drvdata(port->sm_dev, NULL);
 
-        class_device_destroy(umad_class, port->dev->dev);
-        class_device_destroy(umad_class, port->sm_dev->dev);
+        device_destroy(umad_class, port->cdev->dev);
+        device_destroy(umad_class, port->sm_cdev->dev);
 
-        cdev_del(port->dev);
-        cdev_del(port->sm_dev);
+        cdev_del(port->cdev);
+        cdev_del(port->sm_cdev);
 
         spin_lock(&port_lock);
         umad_port[port->dev_num] = NULL;