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>


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 @@
 	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 @@
 		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;
 	}