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Message-Id: <1208688366-9252-33-git-send-email-gregkh@suse.de>
Date:	Sun, 20 Apr 2008 03:46:03 -0700
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	Tony Jones <tonyj@...e.de>, Kay Sievers <kay.sievers@...y.org>,
	Roland Dreier <rolandd@...co.com>,
	Sean Hefty <sean.hefty@...el.com>,
	Hal Rosenstock <hal.rosenstock@...il.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 33/36] IB: convert struct class_device to struct device

From: Tony Jones <tonyj@...e.de>

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@...e.de>
Signed-off-by: Kay Sievers <kay.sievers@...y.org>
Cc: Roland Dreier <rolandd@...co.com>
Cc: Sean Hefty <sean.hefty@...el.com>
Cc: Hal Rosenstock <hal.rosenstock@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 drivers/infiniband/core/sysfs.c              |   76 ++++++++++---------
 drivers/infiniband/core/ucm.c                |   62 +++++++-------
 drivers/infiniband/core/user_mad.c           |  109 +++++++++++++-------------
 drivers/infiniband/core/uverbs.h             |    4 +-
 drivers/infiniband/core/uverbs_main.c        |   51 ++++++------
 drivers/infiniband/hw/amso1100/c2_provider.c |   48 ++++++-----
 drivers/infiniband/hw/cxgb3/iwch_provider.c  |   75 +++++++++---------
 drivers/infiniband/hw/ipath/ipath_diag.c     |   10 +-
 drivers/infiniband/hw/ipath/ipath_file_ops.c |   44 +++++-----
 drivers/infiniband/hw/ipath/ipath_kernel.h   |    8 +-
 drivers/infiniband/hw/ipath/ipath_verbs.c    |   37 +++++----
 drivers/infiniband/hw/mlx4/main.c            |   49 +++++++-----
 drivers/infiniband/hw/mthca/mthca_provider.c |   48 +++++++-----
 drivers/infiniband/hw/nes/nes_verbs.c        |   48 ++++++-----
 include/rdma/ib_verbs.h                      |    2 +-
 15 files changed, 352 insertions(+), 319 deletions(-)

diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 5a4b2e6..9575655 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -427,17 +427,17 @@ static struct kobj_type port_type = {
 	.default_attrs = port_default_attrs
 };
 
-static void ib_device_release(struct class_device *cdev)
+static void ib_device_release(struct device *device)
 {
-	struct ib_device *dev = container_of(cdev, struct ib_device, class_dev);
+	struct ib_device *dev = container_of(device, struct ib_device, dev);
 
 	kfree(dev);
 }
 
-static int ib_device_uevent(struct class_device *cdev,
+static int ib_device_uevent(struct device *device,
 			    struct kobj_uevent_env *env)
 {
-	struct ib_device *dev = container_of(cdev, struct ib_device, class_dev);
+	struct ib_device *dev = container_of(device, struct ib_device, dev);
 
 	if (add_uevent_var(env, "NAME=%s", dev->name))
 		return -ENOMEM;
@@ -567,9 +567,10 @@ err_put:
 	return ret;
 }
 
-static ssize_t show_node_type(struct class_device *cdev, char *buf)
+static ssize_t show_node_type(struct device *device,
+			      struct device_attribute *attr, char *buf)
 {
-	struct ib_device *dev = container_of(cdev, struct ib_device, class_dev);
+	struct ib_device *dev = container_of(device, struct ib_device, dev);
 
 	if (!ibdev_is_alive(dev))
 		return -ENODEV;
@@ -583,9 +584,10 @@ static ssize_t show_node_type(struct class_device *cdev, char *buf)
 	}
 }
 
-static ssize_t show_sys_image_guid(struct class_device *cdev, char *buf)
+static ssize_t show_sys_image_guid(struct device *device,
+				   struct device_attribute *dev_attr, char *buf)
 {
-	struct ib_device *dev = container_of(cdev, struct ib_device, class_dev);
+	struct ib_device *dev = container_of(device, struct ib_device, dev);
 	struct ib_device_attr attr;
 	ssize_t ret;
 
@@ -603,9 +605,10 @@ static ssize_t show_sys_image_guid(struct class_device *cdev, char *buf)
 		       be16_to_cpu(((__be16 *) &attr.sys_image_guid)[3]));
 }
 
-static ssize_t show_node_guid(struct class_device *cdev, char *buf)
+static ssize_t show_node_guid(struct device *device,
+			      struct device_attribute *attr, char *buf)
 {
-	struct ib_device *dev = container_of(cdev, struct ib_device, class_dev);
+	struct ib_device *dev = container_of(device, struct ib_device, dev);
 
 	if (!ibdev_is_alive(dev))
 		return -ENODEV;
@@ -617,17 +620,19 @@ static ssize_t show_node_guid(struct class_device *cdev, char *buf)
 		       be16_to_cpu(((__be16 *) &dev->node_guid)[3]));
 }
 
-static ssize_t show_node_desc(struct class_device *cdev, char *buf)
+static ssize_t show_node_desc(struct device *device,
+			      struct device_attribute *attr, char *buf)
 {
-	struct ib_device *dev = container_of(cdev, struct ib_device, class_dev);
+	struct ib_device *dev = container_of(device, struct ib_device, dev);
 
 	return sprintf(buf, "%.64s\n", dev->node_desc);
 }
 
-static ssize_t set_node_desc(struct class_device *cdev, const char *buf,
-			      size_t count)
+static ssize_t set_node_desc(struct device *device,
+			     struct device_attribute *attr,
+			     const char *buf, size_t count)
 {
-	struct ib_device *dev = container_of(cdev, struct ib_device, class_dev);
+	struct ib_device *dev = container_of(device, struct ib_device, dev);
 	struct ib_device_modify desc = {};
 	int ret;
 
@@ -642,44 +647,43 @@ static ssize_t set_node_desc(struct class_device *cdev, const char *buf,
 	return count;
 }
 
-static CLASS_DEVICE_ATTR(node_type, S_IRUGO, show_node_type, NULL);
-static CLASS_DEVICE_ATTR(sys_image_guid, S_IRUGO, show_sys_image_guid, NULL);
-static CLASS_DEVICE_ATTR(node_guid, S_IRUGO, show_node_guid, NULL);
-static CLASS_DEVICE_ATTR(node_desc, S_IRUGO | S_IWUSR, show_node_desc,
-			 set_node_desc);
-
-static struct class_device_attribute *ib_class_attributes[] = {
-	&class_device_attr_node_type,
-	&class_device_attr_sys_image_guid,
-	&class_device_attr_node_guid,
-	&class_device_attr_node_desc
+static DEVICE_ATTR(node_type, S_IRUGO, show_node_type, NULL);
+static DEVICE_ATTR(sys_image_guid, S_IRUGO, show_sys_image_guid, NULL);
+static DEVICE_ATTR(node_guid, S_IRUGO, show_node_guid, NULL);
+static DEVICE_ATTR(node_desc, S_IRUGO | S_IWUSR, show_node_desc, set_node_desc);
+
+static struct device_attribute *ib_class_attributes[] = {
+	&dev_attr_node_type,
+	&dev_attr_sys_image_guid,
+	&dev_attr_node_guid,
+	&dev_attr_node_desc
 };
 
 static struct class ib_class = {
 	.name    = "infiniband",
-	.release = ib_device_release,
-	.uevent = ib_device_uevent,
+	.dev_release = ib_device_release,
+	.dev_uevent = ib_device_uevent,
 };
 
 int ib_device_register_sysfs(struct ib_device *device)
 {
-	struct class_device *class_dev = &device->class_dev;
+	struct device *class_dev = &device->dev;
 	int ret;
 	int i;
 
 	class_dev->class      = &ib_class;
-	class_dev->class_data = device;
-	class_dev->dev	      = device->dma_device;
-	strlcpy(class_dev->class_id, device->name, BUS_ID_SIZE);
+	class_dev->driver_data = device;
+	class_dev->parent     = device->dma_device;
+	strlcpy(class_dev->bus_id, device->name, BUS_ID_SIZE);
 
 	INIT_LIST_HEAD(&device->port_list);
 
-	ret = class_device_register(class_dev);
+	ret = device_register(class_dev);
 	if (ret)
 		goto err;
 
 	for (i = 0; i < ARRAY_SIZE(ib_class_attributes); ++i) {
-		ret = class_device_create_file(class_dev, ib_class_attributes[i]);
+		ret = device_create_file(class_dev, ib_class_attributes[i]);
 		if (ret)
 			goto err_unregister;
 	}
@@ -723,7 +727,7 @@ err_put:
 	kobject_put(&class_dev->kobj);
 
 err_unregister:
-	class_device_unregister(class_dev);
+	device_unregister(class_dev);
 
 err:
 	return ret;
@@ -744,7 +748,7 @@ void ib_device_unregister_sysfs(struct ib_device *device)
 	}
 
 	kobject_put(device->ports_parent);
-	class_device_unregister(&device->class_dev);
+	device_unregister(&device->dev);
 }
 
 int ib_sysfs_setup(void)
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index 4291ab4..d7a6881 100644
--- a/drivers/infiniband/core/ucm.c
+++ b/drivers/infiniband/core/ucm.c
@@ -58,8 +58,8 @@ MODULE_LICENSE("Dual BSD/GPL");
 
 struct ib_ucm_device {
 	int			devnum;
-	struct cdev		dev;
-	struct class_device	class_dev;
+	struct cdev		cdev;
+	struct device		dev;
 	struct ib_device	*ib_dev;
 };
 
@@ -1171,7 +1171,7 @@ static int ib_ucm_open(struct inode *inode, struct file *filp)
 
 	filp->private_data = file;
 	file->filp = filp;
-	file->device = container_of(inode->i_cdev, struct ib_ucm_device, dev);
+	file->device = container_of(inode->i_cdev, struct ib_ucm_device, cdev);
 
 	return 0;
 }
@@ -1202,14 +1202,14 @@ static int ib_ucm_close(struct inode *inode, struct file *filp)
 	return 0;
 }
 
-static void ucm_release_class_dev(struct class_device *class_dev)
+static void ib_ucm_release_dev(struct device *dev)
 {
-	struct ib_ucm_device *dev;
+	struct ib_ucm_device *ucm_dev;
 
-	dev = container_of(class_dev, struct ib_ucm_device, class_dev);
-	cdev_del(&dev->dev);
-	clear_bit(dev->devnum, dev_map);
-	kfree(dev);
+	ucm_dev = container_of(dev, struct ib_ucm_device, dev);
+	cdev_del(&ucm_dev->cdev);
+	clear_bit(ucm_dev->devnum, dev_map);
+	kfree(ucm_dev);
 }
 
 static const struct file_operations ucm_fops = {
@@ -1220,14 +1220,15 @@ static const struct file_operations ucm_fops = {
 	.poll    = ib_ucm_poll,
 };
 
-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_ucm_device *dev;
+	struct ib_ucm_device *ucm_dev;
 
-	dev = container_of(class_dev, struct ib_ucm_device, class_dev);
-	return sprintf(buf, "%s\n", dev->ib_dev->name);
+	ucm_dev = container_of(dev, struct ib_ucm_device, dev);
+	return sprintf(buf, "%s\n", ucm_dev->ib_dev->name);
 }
-static CLASS_DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL);
+static DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL);
 
 static void ib_ucm_add_one(struct ib_device *device)
 {
@@ -1249,32 +1250,31 @@ static void ib_ucm_add_one(struct ib_device *device)
 
 	set_bit(ucm_dev->devnum, dev_map);
 
-	cdev_init(&ucm_dev->dev, &ucm_fops);
-	ucm_dev->dev.owner = THIS_MODULE;
-	kobject_set_name(&ucm_dev->dev.kobj, "ucm%d", ucm_dev->devnum);
-	if (cdev_add(&ucm_dev->dev, IB_UCM_BASE_DEV + ucm_dev->devnum, 1))
+	cdev_init(&ucm_dev->cdev, &ucm_fops);
+	ucm_dev->cdev.owner = THIS_MODULE;
+	kobject_set_name(&ucm_dev->cdev.kobj, "ucm%d", ucm_dev->devnum);
+	if (cdev_add(&ucm_dev->cdev, IB_UCM_BASE_DEV + ucm_dev->devnum, 1))
 		goto err;
 
-	ucm_dev->class_dev.class = &cm_class;
-	ucm_dev->class_dev.dev = device->dma_device;
-	ucm_dev->class_dev.devt = ucm_dev->dev.dev;
-	ucm_dev->class_dev.release = ucm_release_class_dev;
-	snprintf(ucm_dev->class_dev.class_id, BUS_ID_SIZE, "ucm%d",
+	ucm_dev->dev.class = &cm_class;
+	ucm_dev->dev.parent = device->dma_device;
+	ucm_dev->dev.devt = ucm_dev->cdev.dev;
+	ucm_dev->dev.release = ib_ucm_release_dev;
+	snprintf(ucm_dev->dev.bus_id, BUS_ID_SIZE, "ucm%d",
 		 ucm_dev->devnum);
-	if (class_device_register(&ucm_dev->class_dev))
+	if (device_register(&ucm_dev->dev))
 		goto err_cdev;
 
-	if (class_device_create_file(&ucm_dev->class_dev,
-				     &class_device_attr_ibdev))
-		goto err_class;
+	if (device_create_file(&ucm_dev->dev, &dev_attr_ibdev))
+		goto err_dev;
 
 	ib_set_client_data(device, &ucm_client, ucm_dev);
 	return;
 
-err_class:
-	class_device_unregister(&ucm_dev->class_dev);
+err_dev:
+	device_unregister(&ucm_dev->dev);
 err_cdev:
-	cdev_del(&ucm_dev->dev);
+	cdev_del(&ucm_dev->cdev);
 	clear_bit(ucm_dev->devnum, dev_map);
 err:
 	kfree(ucm_dev);
@@ -1288,7 +1288,7 @@ static void ib_ucm_remove_one(struct ib_device *device)
 	if (!ucm_dev)
 		return;
 
-	class_device_unregister(&ucm_dev->class_dev);
+	device_unregister(&ucm_dev->dev);
 }
 
 static ssize_t show_abi_version(struct class *class, char *buf)
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index 4e91510..9a9d344 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;
diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h
index 2cad8b4..376a57c 100644
--- a/drivers/infiniband/core/uverbs.h
+++ b/drivers/infiniband/core/uverbs.h
@@ -73,8 +73,8 @@ struct ib_uverbs_device {
 	struct kref				ref;
 	struct completion			comp;
 	int					devnum;
-	struct cdev			       *dev;
-	struct class_device		       *class_dev;
+	struct cdev			       *cdev;
+	struct device			       *dev;
 	struct ib_device		       *ib_dev;
 	int					num_comp_vectors;
 };
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index f49f946..cc1afa2 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -690,27 +690,29 @@ static struct ib_client uverbs_client = {
 	.remove = ib_uverbs_remove_one
 };
 
-static ssize_t show_ibdev(struct class_device *class_dev, char *buf)
+static ssize_t show_ibdev(struct device *device, struct device_attribute *attr,
+			  char *buf)
 {
-	struct ib_uverbs_device *dev = class_get_devdata(class_dev);
+	struct ib_uverbs_device *dev = dev_get_drvdata(device);
 
 	if (!dev)
 		return -ENODEV;
 
 	return sprintf(buf, "%s\n", dev->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_dev_abi_version(struct class_device *class_dev, char *buf)
+static ssize_t show_dev_abi_version(struct device *device,
+				    struct device_attribute *attr, char *buf)
 {
-	struct ib_uverbs_device *dev = class_get_devdata(class_dev);
+	struct ib_uverbs_device *dev = dev_get_drvdata(device);
 
 	if (!dev)
 		return -ENODEV;
 
 	return sprintf(buf, "%d\n", dev->ib_dev->uverbs_abi_ver);
 }
-static CLASS_DEVICE_ATTR(abi_version, S_IRUGO, show_dev_abi_version, NULL);
+static DEVICE_ATTR(abi_version, S_IRUGO, show_dev_abi_version, NULL);
 
 static ssize_t show_abi_version(struct class *class, char *buf)
 {
@@ -744,27 +746,26 @@ static void ib_uverbs_add_one(struct ib_device *device)
 	uverbs_dev->ib_dev           = device;
 	uverbs_dev->num_comp_vectors = device->num_comp_vectors;
 
-	uverbs_dev->dev = cdev_alloc();
-	if (!uverbs_dev->dev)
+	uverbs_dev->cdev = cdev_alloc();
+	if (!uverbs_dev->cdev)
 		goto err;
-	uverbs_dev->dev->owner = THIS_MODULE;
-	uverbs_dev->dev->ops = device->mmap ? &uverbs_mmap_fops : &uverbs_fops;
-	kobject_set_name(&uverbs_dev->dev->kobj, "uverbs%d", uverbs_dev->devnum);
-	if (cdev_add(uverbs_dev->dev, IB_UVERBS_BASE_DEV + uverbs_dev->devnum, 1))
+	uverbs_dev->cdev->owner = THIS_MODULE;
+	uverbs_dev->cdev->ops = device->mmap ? &uverbs_mmap_fops : &uverbs_fops;
+	kobject_set_name(&uverbs_dev->cdev->kobj, "uverbs%d", uverbs_dev->devnum);
+	if (cdev_add(uverbs_dev->cdev, IB_UVERBS_BASE_DEV + uverbs_dev->devnum, 1))
 		goto err_cdev;
 
-	uverbs_dev->class_dev = class_device_create(uverbs_class, NULL,
-						    uverbs_dev->dev->dev,
-						    device->dma_device,
-						    "uverbs%d", uverbs_dev->devnum);
-	if (IS_ERR(uverbs_dev->class_dev))
+	uverbs_dev->dev = device_create(uverbs_class, device->dma_device,
+					uverbs_dev->cdev->dev,
+					"uverbs%d", uverbs_dev->devnum);
+	if (IS_ERR(uverbs_dev->dev))
 		goto err_cdev;
 
-	class_set_devdata(uverbs_dev->class_dev, uverbs_dev);
+	dev_set_drvdata(uverbs_dev->dev, uverbs_dev);
 
-	if (class_device_create_file(uverbs_dev->class_dev, &class_device_attr_ibdev))
+	if (device_create_file(uverbs_dev->dev, &dev_attr_ibdev))
 		goto err_class;
-	if (class_device_create_file(uverbs_dev->class_dev, &class_device_attr_abi_version))
+	if (device_create_file(uverbs_dev->dev, &dev_attr_abi_version))
 		goto err_class;
 
 	spin_lock(&map_lock);
@@ -776,10 +777,10 @@ static void ib_uverbs_add_one(struct ib_device *device)
 	return;
 
 err_class:
-	class_device_destroy(uverbs_class, uverbs_dev->dev->dev);
+	device_destroy(uverbs_class, uverbs_dev->cdev->dev);
 
 err_cdev:
-	cdev_del(uverbs_dev->dev);
+	cdev_del(uverbs_dev->cdev);
 	clear_bit(uverbs_dev->devnum, dev_map);
 
 err:
@@ -796,9 +797,9 @@ static void ib_uverbs_remove_one(struct ib_device *device)
 	if (!uverbs_dev)
 		return;
 
-	class_set_devdata(uverbs_dev->class_dev, NULL);
-	class_device_destroy(uverbs_class, uverbs_dev->dev->dev);
-	cdev_del(uverbs_dev->dev);
+	dev_set_drvdata(uverbs_dev->dev, NULL);
+	device_destroy(uverbs_class, uverbs_dev->cdev->dev);
+	cdev_del(uverbs_dev->cdev);
 
 	spin_lock(&map_lock);
 	dev_table[uverbs_dev->devnum] = NULL;
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.c b/drivers/infiniband/hw/amso1100/c2_provider.c
index e10d27a..6af2c0f 100644
--- a/drivers/infiniband/hw/amso1100/c2_provider.c
+++ b/drivers/infiniband/hw/amso1100/c2_provider.c
@@ -523,45 +523,49 @@ static int c2_dereg_mr(struct ib_mr *ib_mr)
 	return err;
 }
 
-static ssize_t show_rev(struct class_device *cdev, char *buf)
+static ssize_t show_rev(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	struct c2_dev *dev = container_of(cdev, struct c2_dev, ibdev.class_dev);
+	struct c2_dev *c2dev = container_of(dev, struct c2_dev, ibdev.dev);
 	pr_debug("%s:%u\n", __func__, __LINE__);
-	return sprintf(buf, "%x\n", dev->props.hw_ver);
+	return sprintf(buf, "%x\n", c2dev->props.hw_ver);
 }
 
-static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
+static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
+			   char *buf)
 {
-	struct c2_dev *dev = container_of(cdev, struct c2_dev, ibdev.class_dev);
+	struct c2_dev *c2dev = container_of(dev, struct c2_dev, ibdev.dev);
 	pr_debug("%s:%u\n", __func__, __LINE__);
 	return sprintf(buf, "%x.%x.%x\n",
-		       (int) (dev->props.fw_ver >> 32),
-		       (int) (dev->props.fw_ver >> 16) & 0xffff,
-		       (int) (dev->props.fw_ver & 0xffff));
+		       (int) (c2dev->props.fw_ver >> 32),
+		       (int) (c2dev->props.fw_ver >> 16) & 0xffff,
+		       (int) (c2dev->props.fw_ver & 0xffff));
 }
 
-static ssize_t show_hca(struct class_device *cdev, char *buf)
+static ssize_t show_hca(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
 	pr_debug("%s:%u\n", __func__, __LINE__);
 	return sprintf(buf, "AMSO1100\n");
 }
 
-static ssize_t show_board(struct class_device *cdev, char *buf)
+static ssize_t show_board(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
 	pr_debug("%s:%u\n", __func__, __LINE__);
 	return sprintf(buf, "%.*s\n", 32, "AMSO1100 Board ID");
 }
 
-static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
-static CLASS_DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
-static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
-static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
+static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
+static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
+static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
+static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
 
-static struct class_device_attribute *c2_class_attributes[] = {
-	&class_device_attr_hw_rev,
-	&class_device_attr_fw_ver,
-	&class_device_attr_hca_type,
-	&class_device_attr_board_id
+static struct device_attribute *c2_dev_attributes[] = {
+	&dev_attr_hw_rev,
+	&dev_attr_fw_ver,
+	&dev_attr_hca_type,
+	&dev_attr_board_id
 };
 
 static int c2_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
@@ -861,9 +865,9 @@ int c2_register_device(struct c2_dev *dev)
 	if (ret)
 		goto out1;
 
-	for (i = 0; i < ARRAY_SIZE(c2_class_attributes); ++i) {
-		ret = class_device_create_file(&dev->ibdev.class_dev,
-					       c2_class_attributes[i]);
+	for (i = 0; i < ARRAY_SIZE(c2_dev_attributes); ++i) {
+		ret = device_create_file(&dev->ibdev.dev,
+					       c2_dev_attributes[i]);
 		if (ret)
 			goto out0;
 	}
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index ca72654..ab4695c 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -1041,61 +1041,60 @@ static int iwch_query_port(struct ib_device *ibdev,
 	return 0;
 }
 
-static ssize_t show_rev(struct class_device *cdev, char *buf)
+static ssize_t show_rev(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	struct iwch_dev *dev = container_of(cdev, struct iwch_dev,
-					    ibdev.class_dev);
-	PDBG("%s class dev 0x%p\n", __func__, cdev);
-	return sprintf(buf, "%d\n", dev->rdev.t3cdev_p->type);
+	struct iwch_dev *iwch_dev = container_of(dev, struct iwch_dev,
+						 ibdev.dev);
+	PDBG("%s dev 0x%p\n", __func__, dev);
+	return sprintf(buf, "%d\n", iwch_dev->rdev.t3cdev_p->type);
 }
 
-static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
+static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct iwch_dev *dev = container_of(cdev, struct iwch_dev,
-					    ibdev.class_dev);
+	struct iwch_dev *iwch_dev = container_of(dev, struct iwch_dev,
+						 ibdev.dev);
 	struct ethtool_drvinfo info;
-	struct net_device *lldev = dev->rdev.t3cdev_p->lldev;
+	struct net_device *lldev = iwch_dev->rdev.t3cdev_p->lldev;
 
-	PDBG("%s class dev 0x%p\n", __func__, cdev);
-	rtnl_lock();
+	PDBG("%s dev 0x%p\n", __func__, dev);
 	lldev->ethtool_ops->get_drvinfo(lldev, &info);
-	rtnl_unlock();
 	return sprintf(buf, "%s\n", info.fw_version);
 }
 
-static ssize_t show_hca(struct class_device *cdev, char *buf)
+static ssize_t show_hca(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	struct iwch_dev *dev = container_of(cdev, struct iwch_dev,
-					    ibdev.class_dev);
+	struct iwch_dev *iwch_dev = container_of(dev, struct iwch_dev,
+						 ibdev.dev);
 	struct ethtool_drvinfo info;
-	struct net_device *lldev = dev->rdev.t3cdev_p->lldev;
+	struct net_device *lldev = iwch_dev->rdev.t3cdev_p->lldev;
 
-	PDBG("%s class dev 0x%p\n", __func__, cdev);
-	rtnl_lock();
+	PDBG("%s dev 0x%p\n", __func__, dev);
 	lldev->ethtool_ops->get_drvinfo(lldev, &info);
-	rtnl_unlock();
 	return sprintf(buf, "%s\n", info.driver);
 }
 
-static ssize_t show_board(struct class_device *cdev, char *buf)
+static ssize_t show_board(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
-	struct iwch_dev *dev = container_of(cdev, struct iwch_dev,
-					    ibdev.class_dev);
-	PDBG("%s class dev 0x%p\n", __func__, dev);
-	return sprintf(buf, "%x.%x\n", dev->rdev.rnic_info.pdev->vendor,
-		                       dev->rdev.rnic_info.pdev->device);
+	struct iwch_dev *iwch_dev = container_of(dev, struct iwch_dev,
+						 ibdev.dev);
+	PDBG("%s dev 0x%p\n", __func__, dev);
+	return sprintf(buf, "%x.%x\n", iwch_dev->rdev.rnic_info.pdev->vendor,
+		       iwch_dev->rdev.rnic_info.pdev->device);
 }
 
-static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
-static CLASS_DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
-static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
-static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
+static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
+static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
+static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
+static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
 
-static struct class_device_attribute *iwch_class_attributes[] = {
-	&class_device_attr_hw_rev,
-	&class_device_attr_fw_ver,
-	&class_device_attr_hca_type,
-	&class_device_attr_board_id
+static struct device_attribute *iwch_class_attributes[] = {
+	&dev_attr_hw_rev,
+	&dev_attr_fw_ver,
+	&dev_attr_hca_type,
+	&dev_attr_board_id
 };
 
 int iwch_register_device(struct iwch_dev *dev)
@@ -1189,8 +1188,8 @@ int iwch_register_device(struct iwch_dev *dev)
 		goto bail1;
 
 	for (i = 0; i < ARRAY_SIZE(iwch_class_attributes); ++i) {
-		ret = class_device_create_file(&dev->ibdev.class_dev,
-					       iwch_class_attributes[i]);
+		ret = device_create_file(&dev->ibdev.dev,
+					 iwch_class_attributes[i]);
 		if (ret) {
 			goto bail2;
 		}
@@ -1208,8 +1207,8 @@ void iwch_unregister_device(struct iwch_dev *dev)
 
 	PDBG("%s iwch_dev %p\n", __func__, dev);
 	for (i = 0; i < ARRAY_SIZE(iwch_class_attributes); ++i)
-		class_device_remove_file(&dev->ibdev.class_dev,
-					 iwch_class_attributes[i]);
+		device_remove_file(&dev->ibdev.dev,
+				   iwch_class_attributes[i]);
 	ib_unregister_device(&dev->ibdev);
 	return;
 }
diff --git a/drivers/infiniband/hw/ipath/ipath_diag.c b/drivers/infiniband/hw/ipath/ipath_diag.c
index 6d49d2f..d4ce8b6 100644
--- a/drivers/infiniband/hw/ipath/ipath_diag.c
+++ b/drivers/infiniband/hw/ipath/ipath_diag.c
@@ -79,7 +79,7 @@ static const struct file_operations diagpkt_file_ops = {
 
 static atomic_t diagpkt_count = ATOMIC_INIT(0);
 static struct cdev *diagpkt_cdev;
-static struct class_device *diagpkt_class_dev;
+static struct device *diagpkt_dev;
 
 int ipath_diag_add(struct ipath_devdata *dd)
 {
@@ -89,7 +89,7 @@ int ipath_diag_add(struct ipath_devdata *dd)
 	if (atomic_inc_return(&diagpkt_count) == 1) {
 		ret = ipath_cdev_init(IPATH_DIAGPKT_MINOR,
 				      "ipath_diagpkt", &diagpkt_file_ops,
-				      &diagpkt_cdev, &diagpkt_class_dev);
+				      &diagpkt_cdev, &diagpkt_dev);
 
 		if (ret) {
 			ipath_dev_err(dd, "Couldn't create ipath_diagpkt "
@@ -102,7 +102,7 @@ int ipath_diag_add(struct ipath_devdata *dd)
 
 	ret = ipath_cdev_init(IPATH_DIAG_MINOR_BASE + dd->ipath_unit, name,
 			      &diag_file_ops, &dd->diag_cdev,
-			      &dd->diag_class_dev);
+			      &dd->diag_dev);
 	if (ret)
 		ipath_dev_err(dd, "Couldn't create %s device: %d",
 			      name, ret);
@@ -114,9 +114,9 @@ done:
 void ipath_diag_remove(struct ipath_devdata *dd)
 {
 	if (atomic_dec_and_test(&diagpkt_count))
-		ipath_cdev_cleanup(&diagpkt_cdev, &diagpkt_class_dev);
+		ipath_cdev_cleanup(&diagpkt_cdev, &diagpkt_dev);
 
-	ipath_cdev_cleanup(&dd->diag_cdev, &dd->diag_class_dev);
+	ipath_cdev_cleanup(&dd->diag_cdev, &dd->diag_dev);
 }
 
 /**
diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c b/drivers/infiniband/hw/ipath/ipath_file_ops.c
index 1e627aa..8b17522 100644
--- a/drivers/infiniband/hw/ipath/ipath_file_ops.c
+++ b/drivers/infiniband/hw/ipath/ipath_file_ops.c
@@ -2434,11 +2434,11 @@ static ssize_t ipath_writev(struct kiocb *iocb, const struct iovec *iov,
 static struct class *ipath_class;
 
 static int init_cdev(int minor, char *name, const struct file_operations *fops,
-		     struct cdev **cdevp, struct class_device **class_devp)
+		     struct cdev **cdevp, struct device **devp)
 {
 	const dev_t dev = MKDEV(IPATH_MAJOR, minor);
 	struct cdev *cdev = NULL;
-	struct class_device *class_dev = NULL;
+	struct device *device = NULL;
 	int ret;
 
 	cdev = cdev_alloc();
@@ -2462,12 +2462,12 @@ static int init_cdev(int minor, char *name, const struct file_operations *fops,
 		goto err_cdev;
 	}
 
-	class_dev = class_device_create(ipath_class, NULL, dev, NULL, name);
+	device = device_create(ipath_class, NULL, dev, name);
 
-	if (IS_ERR(class_dev)) {
-		ret = PTR_ERR(class_dev);
+	if (IS_ERR(device)) {
+		ret = PTR_ERR(device);
 		printk(KERN_ERR IPATH_DRV_NAME ": Could not create "
-		       "class_dev for minor %d, %s (err %d)\n",
+		       "device for minor %d, %s (err %d)\n",
 		       minor, name, -ret);
 		goto err_cdev;
 	}
@@ -2481,29 +2481,29 @@ err_cdev:
 done:
 	if (ret >= 0) {
 		*cdevp = cdev;
-		*class_devp = class_dev;
+		*devp = device;
 	} else {
 		*cdevp = NULL;
-		*class_devp = NULL;
+		*devp = NULL;
 	}
 
 	return ret;
 }
 
 int ipath_cdev_init(int minor, char *name, const struct file_operations *fops,
-		    struct cdev **cdevp, struct class_device **class_devp)
+		    struct cdev **cdevp, struct device **devp)
 {
-	return init_cdev(minor, name, fops, cdevp, class_devp);
+	return init_cdev(minor, name, fops, cdevp, devp);
 }
 
 static void cleanup_cdev(struct cdev **cdevp,
-			 struct class_device **class_devp)
+			 struct device **devp)
 {
-	struct class_device *class_dev = *class_devp;
+	struct device *dev = *devp;
 
-	if (class_dev) {
-		class_device_unregister(class_dev);
-		*class_devp = NULL;
+	if (dev) {
+		device_unregister(dev);
+		*devp = NULL;
 	}
 
 	if (*cdevp) {
@@ -2513,13 +2513,13 @@ static void cleanup_cdev(struct cdev **cdevp,
 }
 
 void ipath_cdev_cleanup(struct cdev **cdevp,
-			struct class_device **class_devp)
+			struct device **devp)
 {
-	cleanup_cdev(cdevp, class_devp);
+	cleanup_cdev(cdevp, devp);
 }
 
 static struct cdev *wildcard_cdev;
-static struct class_device *wildcard_class_dev;
+static struct device *wildcard_dev;
 
 static const dev_t dev = MKDEV(IPATH_MAJOR, 0);
 
@@ -2576,7 +2576,7 @@ int ipath_user_add(struct ipath_devdata *dd)
 			goto bail;
 		}
 		ret = init_cdev(0, "ipath", &ipath_file_ops, &wildcard_cdev,
-				&wildcard_class_dev);
+				&wildcard_dev);
 		if (ret < 0) {
 			ipath_dev_err(dd, "Could not create wildcard "
 				      "minor: error %d\n", -ret);
@@ -2589,7 +2589,7 @@ int ipath_user_add(struct ipath_devdata *dd)
 	snprintf(name, sizeof(name), "ipath%d", dd->ipath_unit);
 
 	ret = init_cdev(dd->ipath_unit + 1, name, &ipath_file_ops,
-			&dd->user_cdev, &dd->user_class_dev);
+			&dd->user_cdev, &dd->user_dev);
 	if (ret < 0)
 		ipath_dev_err(dd, "Could not create user minor %d, %s\n",
 			      dd->ipath_unit + 1, name);
@@ -2604,13 +2604,13 @@ bail:
 
 void ipath_user_remove(struct ipath_devdata *dd)
 {
-	cleanup_cdev(&dd->user_cdev, &dd->user_class_dev);
+	cleanup_cdev(&dd->user_cdev, &dd->user_dev);
 
 	if (atomic_dec_return(&user_count) == 0) {
 		if (atomic_read(&user_setup) == 0)
 			goto bail;
 
-		cleanup_cdev(&wildcard_cdev, &wildcard_class_dev);
+		cleanup_cdev(&wildcard_cdev, &wildcard_dev);
 		user_cleanup();
 
 		atomic_set(&user_setup, 0);
diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/infiniband/hw/ipath/ipath_kernel.h
index 5863cbe..202337a 100644
--- a/drivers/infiniband/hw/ipath/ipath_kernel.h
+++ b/drivers/infiniband/hw/ipath/ipath_kernel.h
@@ -466,8 +466,8 @@ struct ipath_devdata {
 	struct pci_dev *pcidev;
 	struct cdev *user_cdev;
 	struct cdev *diag_cdev;
-	struct class_device *user_class_dev;
-	struct class_device *diag_class_dev;
+	struct device *user_dev;
+	struct device *diag_dev;
 	/* timer used to prevent stats overflow, error throttling, etc. */
 	struct timer_list ipath_stats_timer;
 	/* timer to verify interrupts work, and fallback if possible */
@@ -854,9 +854,9 @@ void ipath_clear_freeze(struct ipath_devdata *);
 
 struct file_operations;
 int ipath_cdev_init(int minor, char *name, const struct file_operations *fops,
-		    struct cdev **cdevp, struct class_device **class_devp);
+		    struct cdev **cdevp, struct device **devp);
 void ipath_cdev_cleanup(struct cdev **cdevp,
-			struct class_device **class_devp);
+			struct device **devp);
 
 int ipath_diag_add(struct ipath_devdata *);
 void ipath_diag_remove(struct ipath_devdata *);
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/infiniband/hw/ipath/ipath_verbs.c
index 320a6d0..c38f9aa 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.c
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.c
@@ -2172,18 +2172,20 @@ void ipath_unregister_ib_device(struct ipath_ibdev *dev)
 	ib_dealloc_device(ibdev);
 }
 
-static ssize_t show_rev(struct class_device *cdev, char *buf)
+static ssize_t show_rev(struct device *device, struct device_attribute *attr,
+			char *buf)
 {
 	struct ipath_ibdev *dev =
-		container_of(cdev, struct ipath_ibdev, ibdev.class_dev);
+		container_of(device, struct ipath_ibdev, ibdev.dev);
 
 	return sprintf(buf, "%x\n", dev->dd->ipath_pcirev);
 }
 
-static ssize_t show_hca(struct class_device *cdev, char *buf)
+static ssize_t show_hca(struct device *device, struct device_attribute *attr,
+			char *buf)
 {
 	struct ipath_ibdev *dev =
-		container_of(cdev, struct ipath_ibdev, ibdev.class_dev);
+		container_of(device, struct ipath_ibdev, ibdev.dev);
 	int ret;
 
 	ret = dev->dd->ipath_f_get_boardname(dev->dd, buf, 128);
@@ -2196,10 +2198,11 @@ bail:
 	return ret;
 }
 
-static ssize_t show_stats(struct class_device *cdev, char *buf)
+static ssize_t show_stats(struct device *device, struct device_attribute *attr,
+			  char *buf)
 {
 	struct ipath_ibdev *dev =
-		container_of(cdev, struct ipath_ibdev, ibdev.class_dev);
+		container_of(device, struct ipath_ibdev, ibdev.dev);
 	int i;
 	int len;
 
@@ -2237,16 +2240,16 @@ static ssize_t show_stats(struct class_device *cdev, char *buf)
 	return len;
 }
 
-static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
-static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
-static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_hca, NULL);
-static CLASS_DEVICE_ATTR(stats, S_IRUGO, show_stats, NULL);
+static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
+static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
+static DEVICE_ATTR(board_id, S_IRUGO, show_hca, NULL);
+static DEVICE_ATTR(stats, S_IRUGO, show_stats, NULL);
 
-static struct class_device_attribute *ipath_class_attributes[] = {
-	&class_device_attr_hw_rev,
-	&class_device_attr_hca_type,
-	&class_device_attr_board_id,
-	&class_device_attr_stats
+static struct device_attribute *ipath_class_attributes[] = {
+	&dev_attr_hw_rev,
+	&dev_attr_hca_type,
+	&dev_attr_board_id,
+	&dev_attr_stats
 };
 
 static int ipath_verbs_register_sysfs(struct ib_device *dev)
@@ -2255,8 +2258,8 @@ static int ipath_verbs_register_sysfs(struct ib_device *dev)
 	int ret;
 
 	for (i = 0; i < ARRAY_SIZE(ipath_class_attributes); ++i)
-		if (class_device_create_file(&dev->class_dev,
-					     ipath_class_attributes[i])) {
+		if (device_create_file(&dev->dev,
+				       ipath_class_attributes[i])) {
 			ret = 1;
 			goto bail;
 		}
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 136c76c..4d9b5ac 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -481,42 +481,51 @@ out:
 	return err;
 }
 
-static ssize_t show_hca(struct class_device *cdev, char *buf)
+static ssize_t show_hca(struct device *device, struct device_attribute *attr,
+			char *buf)
 {
-	struct mlx4_ib_dev *dev = container_of(cdev, struct mlx4_ib_dev, ib_dev.class_dev);
+	struct mlx4_ib_dev *dev =
+		container_of(device, struct mlx4_ib_dev, ib_dev.dev);
 	return sprintf(buf, "MT%d\n", dev->dev->pdev->device);
 }
 
-static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
+static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr,
+			   char *buf)
 {
-	struct mlx4_ib_dev *dev = container_of(cdev, struct mlx4_ib_dev, ib_dev.class_dev);
+	struct mlx4_ib_dev *dev =
+		container_of(device, struct mlx4_ib_dev, ib_dev.dev);
 	return sprintf(buf, "%d.%d.%d\n", (int) (dev->dev->caps.fw_ver >> 32),
 		       (int) (dev->dev->caps.fw_ver >> 16) & 0xffff,
 		       (int) dev->dev->caps.fw_ver & 0xffff);
 }
 
-static ssize_t show_rev(struct class_device *cdev, char *buf)
+static ssize_t show_rev(struct device *device, struct device_attribute *attr,
+			char *buf)
 {
-	struct mlx4_ib_dev *dev = container_of(cdev, struct mlx4_ib_dev, ib_dev.class_dev);
+	struct mlx4_ib_dev *dev =
+		container_of(device, struct mlx4_ib_dev, ib_dev.dev);
 	return sprintf(buf, "%x\n", dev->dev->rev_id);
 }
 
-static ssize_t show_board(struct class_device *cdev, char *buf)
+static ssize_t show_board(struct device *device, struct device_attribute *attr,
+			  char *buf)
 {
-	struct mlx4_ib_dev *dev = container_of(cdev, struct mlx4_ib_dev, ib_dev.class_dev);
-	return sprintf(buf, "%.*s\n", MLX4_BOARD_ID_LEN, dev->dev->board_id);
+	struct mlx4_ib_dev *dev =
+		container_of(device, struct mlx4_ib_dev, ib_dev.dev);
+	return sprintf(buf, "%.*s\n", MLX4_BOARD_ID_LEN,
+		       dev->dev->board_id);
 }
 
-static CLASS_DEVICE_ATTR(hw_rev,   S_IRUGO, show_rev,    NULL);
-static CLASS_DEVICE_ATTR(fw_ver,   S_IRUGO, show_fw_ver, NULL);
-static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca,    NULL);
-static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board,  NULL);
+static DEVICE_ATTR(hw_rev,   S_IRUGO, show_rev,    NULL);
+static DEVICE_ATTR(fw_ver,   S_IRUGO, show_fw_ver, NULL);
+static DEVICE_ATTR(hca_type, S_IRUGO, show_hca,    NULL);
+static DEVICE_ATTR(board_id, S_IRUGO, show_board,  NULL);
 
-static struct class_device_attribute *mlx4_class_attributes[] = {
-	&class_device_attr_hw_rev,
-	&class_device_attr_fw_ver,
-	&class_device_attr_hca_type,
-	&class_device_attr_board_id
+static struct device_attribute *mlx4_class_attributes[] = {
+	&dev_attr_hw_rev,
+	&dev_attr_fw_ver,
+	&dev_attr_hca_type,
+	&dev_attr_board_id
 };
 
 static void *mlx4_ib_add(struct mlx4_dev *dev)
@@ -640,8 +649,8 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
 		goto err_reg;
 
 	for (i = 0; i < ARRAY_SIZE(mlx4_class_attributes); ++i) {
-		if (class_device_create_file(&ibdev->ib_dev.class_dev,
-					       mlx4_class_attributes[i]))
+		if (device_create_file(&ibdev->ib_dev.dev,
+				       mlx4_class_attributes[i]))
 			goto err_reg;
 	}
 
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 81b257e..696e1f3 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -1170,23 +1170,29 @@ static int mthca_unmap_fmr(struct list_head *fmr_list)
 	return 0;
 }
 
-static ssize_t show_rev(struct class_device *cdev, char *buf)
+static ssize_t show_rev(struct device *device, struct device_attribute *attr,
+			char *buf)
 {
-	struct mthca_dev *dev = container_of(cdev, struct mthca_dev, ib_dev.class_dev);
+	struct mthca_dev *dev =
+		container_of(device, struct mthca_dev, ib_dev.dev);
 	return sprintf(buf, "%x\n", dev->rev_id);
 }
 
-static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
+static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr,
+			   char *buf)
 {
-	struct mthca_dev *dev = container_of(cdev, struct mthca_dev, ib_dev.class_dev);
+	struct mthca_dev *dev =
+		container_of(device, struct mthca_dev, ib_dev.dev);
 	return sprintf(buf, "%d.%d.%d\n", (int) (dev->fw_ver >> 32),
 		       (int) (dev->fw_ver >> 16) & 0xffff,
 		       (int) dev->fw_ver & 0xffff);
 }
 
-static ssize_t show_hca(struct class_device *cdev, char *buf)
+static ssize_t show_hca(struct device *device, struct device_attribute *attr,
+			char *buf)
 {
-	struct mthca_dev *dev = container_of(cdev, struct mthca_dev, ib_dev.class_dev);
+	struct mthca_dev *dev =
+		container_of(device, struct mthca_dev, ib_dev.dev);
 	switch (dev->pdev->device) {
 	case PCI_DEVICE_ID_MELLANOX_TAVOR:
 		return sprintf(buf, "MT23108\n");
@@ -1202,22 +1208,24 @@ static ssize_t show_hca(struct class_device *cdev, char *buf)
 	}
 }
 
-static ssize_t show_board(struct class_device *cdev, char *buf)
+static ssize_t show_board(struct device *device, struct device_attribute *attr,
+			  char *buf)
 {
-	struct mthca_dev *dev = container_of(cdev, struct mthca_dev, ib_dev.class_dev);
+	struct mthca_dev *dev =
+		container_of(device, struct mthca_dev, ib_dev.dev);
 	return sprintf(buf, "%.*s\n", MTHCA_BOARD_ID_LEN, dev->board_id);
 }
 
-static CLASS_DEVICE_ATTR(hw_rev,   S_IRUGO, show_rev,    NULL);
-static CLASS_DEVICE_ATTR(fw_ver,   S_IRUGO, show_fw_ver, NULL);
-static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca,    NULL);
-static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board,  NULL);
+static DEVICE_ATTR(hw_rev,   S_IRUGO, show_rev,    NULL);
+static DEVICE_ATTR(fw_ver,   S_IRUGO, show_fw_ver, NULL);
+static DEVICE_ATTR(hca_type, S_IRUGO, show_hca,    NULL);
+static DEVICE_ATTR(board_id, S_IRUGO, show_board,  NULL);
 
-static struct class_device_attribute *mthca_class_attributes[] = {
-	&class_device_attr_hw_rev,
-	&class_device_attr_fw_ver,
-	&class_device_attr_hca_type,
-	&class_device_attr_board_id
+static struct device_attribute *mthca_dev_attributes[] = {
+	&dev_attr_hw_rev,
+	&dev_attr_fw_ver,
+	&dev_attr_hca_type,
+	&dev_attr_board_id
 };
 
 static int mthca_init_node_data(struct mthca_dev *dev)
@@ -1379,9 +1387,9 @@ int mthca_register_device(struct mthca_dev *dev)
 	if (ret)
 		return ret;
 
-	for (i = 0; i < ARRAY_SIZE(mthca_class_attributes); ++i) {
-		ret = class_device_create_file(&dev->ib_dev.class_dev,
-					       mthca_class_attributes[i]);
+	for (i = 0; i < ARRAY_SIZE(mthca_dev_attributes); ++i) {
+		ret = device_create_file(&dev->ib_dev.dev,
+					 mthca_dev_attributes[i]);
 		if (ret) {
 			ib_unregister_device(&dev->ib_dev);
 			return ret;
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 7c27420..f9a5d43 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -2800,10 +2800,11 @@ static int nes_dereg_mr(struct ib_mr *ib_mr)
 /**
  * show_rev
  */
-static ssize_t show_rev(struct class_device *cdev, char *buf)
+static ssize_t show_rev(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
 	struct nes_ib_device *nesibdev =
-			container_of(cdev, struct nes_ib_device, ibdev.class_dev);
+			container_of(dev, struct nes_ib_device, ibdev.dev);
 	struct nes_vnic *nesvnic = nesibdev->nesvnic;
 
 	nes_debug(NES_DBG_INIT, "\n");
@@ -2814,10 +2815,11 @@ static ssize_t show_rev(struct class_device *cdev, char *buf)
 /**
  * show_fw_ver
  */
-static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
+static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
+			   char *buf)
 {
 	struct nes_ib_device *nesibdev =
-			container_of(cdev, struct nes_ib_device, ibdev.class_dev);
+			container_of(dev, struct nes_ib_device, ibdev.dev);
 	struct nes_vnic *nesvnic = nesibdev->nesvnic;
 
 	nes_debug(NES_DBG_INIT, "\n");
@@ -2831,7 +2833,8 @@ static ssize_t show_fw_ver(struct class_device *cdev, char *buf)
 /**
  * show_hca
  */
-static ssize_t show_hca(struct class_device *cdev, char *buf)
+static ssize_t show_hca(struct device *dev, struct device_attribute *attr,
+		        char *buf)
 {
 	nes_debug(NES_DBG_INIT, "\n");
 	return sprintf(buf, "NES020\n");
@@ -2841,23 +2844,24 @@ static ssize_t show_hca(struct class_device *cdev, char *buf)
 /**
  * show_board
  */
-static ssize_t show_board(struct class_device *cdev, char *buf)
+static ssize_t show_board(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
 	nes_debug(NES_DBG_INIT, "\n");
 	return sprintf(buf, "%.*s\n", 32, "NES020 Board ID");
 }
 
 
-static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
-static CLASS_DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
-static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
-static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
+static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
+static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
+static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
+static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
 
-static struct class_device_attribute *nes_class_attributes[] = {
-	&class_device_attr_hw_rev,
-	&class_device_attr_fw_ver,
-	&class_device_attr_hca_type,
-	&class_device_attr_board_id
+static struct device_attribute *nes_dev_attributes[] = {
+	&dev_attr_hw_rev,
+	&dev_attr_fw_ver,
+	&dev_attr_hca_type,
+	&dev_attr_board_id
 };
 
 
@@ -3782,7 +3786,7 @@ struct nes_ib_device *nes_init_ofa_device(struct net_device *netdev)
 	nesibdev->ibdev.phys_port_cnt = 1;
 	nesibdev->ibdev.num_comp_vectors = 1;
 	nesibdev->ibdev.dma_device = &nesdev->pcidev->dev;
-	nesibdev->ibdev.class_dev.dev = &nesdev->pcidev->dev;
+	nesibdev->ibdev.dev.parent = &nesdev->pcidev->dev;
 	nesibdev->ibdev.query_device = nes_query_device;
 	nesibdev->ibdev.query_port = nes_query_port;
 	nesibdev->ibdev.modify_port = nes_modify_port;
@@ -3877,13 +3881,13 @@ int nes_register_ofa_device(struct nes_ib_device *nesibdev)
 	nesibdev->max_qp = (nesadapter->max_qp-NES_FIRST_QPN) / nesadapter->port_count;
 	nesibdev->max_pd = nesadapter->max_pd / nesadapter->port_count;
 
-	for (i = 0; i < ARRAY_SIZE(nes_class_attributes); ++i) {
-		ret = class_device_create_file(&nesibdev->ibdev.class_dev, nes_class_attributes[i]);
+	for (i = 0; i < ARRAY_SIZE(nes_dev_attributes); ++i) {
+		ret = device_create_file(&nesibdev->ibdev.dev, nes_dev_attributes[i]);
 		if (ret) {
 			while (i > 0) {
 				i--;
-				class_device_remove_file(&nesibdev->ibdev.class_dev,
-						nes_class_attributes[i]);
+				device_remove_file(&nesibdev->ibdev.dev,
+						   nes_dev_attributes[i]);
 			}
 			ib_unregister_device(&nesibdev->ibdev);
 			return ret;
@@ -3904,8 +3908,8 @@ static void nes_unregister_ofa_device(struct nes_ib_device *nesibdev)
 	struct nes_vnic *nesvnic = nesibdev->nesvnic;
 	int i;
 
-	for (i = 0; i < ARRAY_SIZE(nes_class_attributes); ++i) {
-		class_device_remove_file(&nesibdev->ibdev.class_dev, nes_class_attributes[i]);
+	for (i = 0; i < ARRAY_SIZE(nes_dev_attributes); ++i) {
+		device_remove_file(&nesibdev->ibdev.dev, nes_dev_attributes[i]);
 	}
 
 	if (nesvnic->of_device_registered) {
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 95bf4ba..2dcbecc 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1051,7 +1051,7 @@ struct ib_device {
 	struct ib_dma_mapping_ops   *dma_ops;
 
 	struct module               *owner;
-	struct class_device          class_dev;
+	struct device                dev;
 	struct kobject               *ports_parent;
 	struct list_head             port_list;
 
-- 
1.5.4.5

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