staging: unisys: remove forward declaration
rearranged the functions to get rid of the forward declarations. Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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2e71c9e427
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7f68883366
@ -31,49 +31,6 @@
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static struct cdev file_cdev;
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static struct cdev file_cdev;
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static struct visorchannel **file_controlvm_channel;
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static struct visorchannel **file_controlvm_channel;
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static int visorchipset_open(struct inode *inode, struct file *file);
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static int visorchipset_release(struct inode *inode, struct file *file);
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static int visorchipset_mmap(struct file *file, struct vm_area_struct *vma);
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static long visorchipset_ioctl(struct file *file, unsigned int cmd,
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unsigned long arg);
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static const struct file_operations visorchipset_fops = {
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.owner = THIS_MODULE,
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.open = visorchipset_open,
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.read = NULL,
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.write = NULL,
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.unlocked_ioctl = visorchipset_ioctl,
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.release = visorchipset_release,
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.mmap = visorchipset_mmap,
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};
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int
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visorchipset_file_init(dev_t major_dev, struct visorchannel **controlvm_channel)
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{
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int rc = 0;
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file_controlvm_channel = controlvm_channel;
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cdev_init(&file_cdev, &visorchipset_fops);
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file_cdev.owner = THIS_MODULE;
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if (MAJOR(major_dev) == 0) {
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rc = alloc_chrdev_region(&major_dev, 0, 1, MYDRVNAME);
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/* dynamic major device number registration required */
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if (rc < 0)
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return rc;
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} else {
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/* static major device number registration required */
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rc = register_chrdev_region(major_dev, 1, MYDRVNAME);
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if (rc < 0)
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return rc;
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}
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rc = cdev_add(&file_cdev, MKDEV(MAJOR(major_dev), 0), 1);
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if (rc < 0) {
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unregister_chrdev_region(major_dev, 1);
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return rc;
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}
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return 0;
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}
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void
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void
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visorchipset_file_cleanup(dev_t major_dev)
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visorchipset_file_cleanup(dev_t major_dev)
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{
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{
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@ -164,3 +121,40 @@ static long visorchipset_ioctl(struct file *file, unsigned int cmd,
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return -EFAULT;
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return -EFAULT;
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}
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}
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}
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}
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static const struct file_operations visorchipset_fops = {
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.owner = THIS_MODULE,
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.open = visorchipset_open,
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.read = NULL,
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.write = NULL,
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.unlocked_ioctl = visorchipset_ioctl,
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.release = visorchipset_release,
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.mmap = visorchipset_mmap,
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};
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int
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visorchipset_file_init(dev_t major_dev, struct visorchannel **controlvm_channel)
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{
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int rc = 0;
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file_controlvm_channel = controlvm_channel;
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cdev_init(&file_cdev, &visorchipset_fops);
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file_cdev.owner = THIS_MODULE;
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if (MAJOR(major_dev) == 0) {
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rc = alloc_chrdev_region(&major_dev, 0, 1, MYDRVNAME);
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/* dynamic major device number registration required */
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if (rc < 0)
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return rc;
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} else {
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/* static major device number registration required */
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rc = register_chrdev_region(major_dev, 1, MYDRVNAME);
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if (rc < 0)
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return rc;
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}
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rc = cdev_add(&file_cdev, MKDEV(MAJOR(major_dev), 0), 1);
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if (rc < 0) {
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unregister_chrdev_region(major_dev, 1);
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return rc;
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}
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return 0;
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}
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