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path: root/drivers/soc/qcom/rmtfs_mem.c
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Diffstat (limited to 'drivers/soc/qcom/rmtfs_mem.c')
-rw-r--r--drivers/soc/qcom/rmtfs_mem.c32
1 files changed, 24 insertions, 8 deletions
diff --git a/drivers/soc/qcom/rmtfs_mem.c b/drivers/soc/qcom/rmtfs_mem.c
index 97bb5989aa21..7200d762a951 100644
--- a/drivers/soc/qcom/rmtfs_mem.c
+++ b/drivers/soc/qcom/rmtfs_mem.c
@@ -45,9 +45,9 @@ static ssize_t qcom_rmtfs_mem_show(struct device *dev,
struct device_attribute *attr,
char *buf);
-static DEVICE_ATTR(phys_addr, 0400, qcom_rmtfs_mem_show, NULL);
-static DEVICE_ATTR(size, 0400, qcom_rmtfs_mem_show, NULL);
-static DEVICE_ATTR(client_id, 0400, qcom_rmtfs_mem_show, NULL);
+static DEVICE_ATTR(phys_addr, 0444, qcom_rmtfs_mem_show, NULL);
+static DEVICE_ATTR(size, 0444, qcom_rmtfs_mem_show, NULL);
+static DEVICE_ATTR(client_id, 0444, qcom_rmtfs_mem_show, NULL);
static ssize_t qcom_rmtfs_mem_show(struct device *dev,
struct device_attribute *attr,
@@ -132,6 +132,11 @@ static int qcom_rmtfs_mem_release(struct inode *inode, struct file *filp)
return 0;
}
+static struct class rmtfs_class = {
+ .owner = THIS_MODULE,
+ .name = "rmtfs",
+};
+
static const struct file_operations qcom_rmtfs_mem_fops = {
.owner = THIS_MODULE,
.open = qcom_rmtfs_mem_open,
@@ -199,6 +204,7 @@ static int qcom_rmtfs_mem_probe(struct platform_device *pdev)
dev_set_name(&rmtfs_mem->dev, "qcom_rmtfs_mem%d", client_id);
rmtfs_mem->dev.id = client_id;
+ rmtfs_mem->dev.class = &rmtfs_class;
rmtfs_mem->dev.devt = MKDEV(MAJOR(qcom_rmtfs_mem_major), client_id);
ret = cdev_device_add(&rmtfs_mem->cdev, &rmtfs_mem->dev);
@@ -277,32 +283,42 @@ static struct platform_driver qcom_rmtfs_mem_driver = {
},
};
-static int qcom_rmtfs_mem_init(void)
+static int __init qcom_rmtfs_mem_init(void)
{
int ret;
+ ret = class_register(&rmtfs_class);
+ if (ret)
+ return ret;
+
ret = alloc_chrdev_region(&qcom_rmtfs_mem_major, 0,
QCOM_RMTFS_MEM_DEV_MAX, "qcom_rmtfs_mem");
if (ret < 0) {
pr_err("qcom_rmtfs_mem: failed to allocate char dev region\n");
- return ret;
+ goto unregister_class;
}
ret = platform_driver_register(&qcom_rmtfs_mem_driver);
if (ret < 0) {
pr_err("qcom_rmtfs_mem: failed to register rmtfs_mem driver\n");
- unregister_chrdev_region(qcom_rmtfs_mem_major,
- QCOM_RMTFS_MEM_DEV_MAX);
+ goto unregister_chrdev;
}
+ return 0;
+
+unregister_chrdev:
+ unregister_chrdev_region(qcom_rmtfs_mem_major, QCOM_RMTFS_MEM_DEV_MAX);
+unregister_class:
+ class_unregister(&rmtfs_class);
return ret;
}
module_init(qcom_rmtfs_mem_init);
-static void qcom_rmtfs_mem_exit(void)
+static void __exit qcom_rmtfs_mem_exit(void)
{
platform_driver_unregister(&qcom_rmtfs_mem_driver);
unregister_chrdev_region(qcom_rmtfs_mem_major, QCOM_RMTFS_MEM_DEV_MAX);
+ class_unregister(&rmtfs_class);
}
module_exit(qcom_rmtfs_mem_exit);