diff options
Diffstat (limited to 'drivers/hid/uhid.c')
-rw-r--r-- | drivers/hid/uhid.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/hid/uhid.c b/drivers/hid/uhid.c new file mode 100644 index 000000000000..5b02d6cb0e60 --- /dev/null +++ b/drivers/hid/uhid.c @@ -0,0 +1,88 @@ +/* + * User-space I/O driver support for HID subsystem + * Copyright (c) 2012 David Herrmann + */ + +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + */ + +#include <linux/atomic.h> +#include <linux/device.h> +#include <linux/fs.h> +#include <linux/hid.h> +#include <linux/input.h> +#include <linux/miscdevice.h> +#include <linux/module.h> +#include <linux/mutex.h> +#include <linux/poll.h> +#include <linux/sched.h> +#include <linux/spinlock.h> +#include <linux/uhid.h> +#include <linux/wait.h> + +#define UHID_NAME "uhid" + +static struct miscdevice uhid_misc; + +static int uhid_char_open(struct inode *inode, struct file *file) +{ + return 0; +} + +static int uhid_char_release(struct inode *inode, struct file *file) +{ + return 0; +} + +static ssize_t uhid_char_read(struct file *file, char __user *buffer, + size_t count, loff_t *ppos) +{ + return 0; +} + +static ssize_t uhid_char_write(struct file *file, const char __user *buffer, + size_t count, loff_t *ppos) +{ + return 0; +} + +static unsigned int uhid_char_poll(struct file *file, poll_table *wait) +{ + return 0; +} + +static const struct file_operations uhid_fops = { + .owner = THIS_MODULE, + .open = uhid_char_open, + .release = uhid_char_release, + .read = uhid_char_read, + .write = uhid_char_write, + .poll = uhid_char_poll, + .llseek = no_llseek, +}; + +static struct miscdevice uhid_misc = { + .fops = &uhid_fops, + .minor = MISC_DYNAMIC_MINOR, + .name = UHID_NAME, +}; + +static int __init uhid_init(void) +{ + return misc_register(&uhid_misc); +} + +static void __exit uhid_exit(void) +{ + misc_deregister(&uhid_misc); +} + +module_init(uhid_init); +module_exit(uhid_exit); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("David Herrmann <dh.herrmann@gmail.com>"); +MODULE_DESCRIPTION("User-space I/O driver support for HID subsystem"); |