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>

4 files changed, 51 insertions, 48 deletions

diff --git a/drivers/infiniband/hw/ipath/ipath_diag.c b/drivers/infiniband/hw/ipath/ipath_diag.c
index 6d49d2f18a88..d4ce8b63e19e 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 1e627aab18bf..8b1752202e78 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 5863cbe99303..202337ae90dc 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 320a6d018de7..c38f9aa8be8d 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;
 		}