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Diffstat (limited to 'drivers/misc/ocxl/file.c')
-rw-r--r--drivers/misc/ocxl/file.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/misc/ocxl/file.c b/drivers/misc/ocxl/file.c
index 6e63f060e4..ac69b7f361 100644
--- a/drivers/misc/ocxl/file.c
+++ b/drivers/misc/ocxl/file.c
@@ -14,7 +14,6 @@
#define OCXL_NUM_MINORS 256 /* Total to reserve */
static dev_t ocxl_dev;
-static struct class *ocxl_class;
static DEFINE_MUTEX(minors_idr_lock);
static struct idr minors_idr;
@@ -509,6 +508,16 @@ static void ocxl_file_make_invisible(struct ocxl_file_info *info)
cdev_del(&info->cdev);
}
+static char *ocxl_devnode(const struct device *dev, umode_t *mode)
+{
+ return kasprintf(GFP_KERNEL, "ocxl/%s", dev_name(dev));
+}
+
+static const struct class ocxl_class = {
+ .name = "ocxl",
+ .devnode = ocxl_devnode,
+};
+
int ocxl_file_register_afu(struct ocxl_afu *afu)
{
int minor;
@@ -529,7 +538,7 @@ int ocxl_file_register_afu(struct ocxl_afu *afu)
info->dev.parent = &fn->dev;
info->dev.devt = MKDEV(MAJOR(ocxl_dev), minor);
- info->dev.class = ocxl_class;
+ info->dev.class = &ocxl_class;
info->dev.release = info_release;
info->afu = afu;
@@ -584,11 +593,6 @@ void ocxl_file_unregister_afu(struct ocxl_afu *afu)
device_unregister(&info->dev);
}
-static char *ocxl_devnode(const struct device *dev, umode_t *mode)
-{
- return kasprintf(GFP_KERNEL, "ocxl/%s", dev_name(dev));
-}
-
int ocxl_file_init(void)
{
int rc;
@@ -601,20 +605,19 @@ int ocxl_file_init(void)
return rc;
}
- ocxl_class = class_create("ocxl");
- if (IS_ERR(ocxl_class)) {
+ rc = class_register(&ocxl_class);
+ if (rc) {
pr_err("Unable to create ocxl class\n");
unregister_chrdev_region(ocxl_dev, OCXL_NUM_MINORS);
- return PTR_ERR(ocxl_class);
+ return rc;
}
- ocxl_class->devnode = ocxl_devnode;
return 0;
}
void ocxl_file_exit(void)
{
- class_destroy(ocxl_class);
+ class_unregister(&ocxl_class);
unregister_chrdev_region(ocxl_dev, OCXL_NUM_MINORS);
idr_destroy(&minors_idr);
}