1#include <linux/kernel.h>
2#include <linux/ide.h>
3#include <linux/hdreg.h>
4#include <linux/mutex.h>
5
6#include "ide-disk.h"
7
8static DEFINE_MUTEX(ide_disk_ioctl_mutex);
9static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = {
10{ HDIO_GET_ADDRESS,	HDIO_SET_ADDRESS,   &ide_devset_address   },
11{ HDIO_GET_MULTCOUNT,	HDIO_SET_MULTCOUNT, &ide_devset_multcount },
12{ HDIO_GET_NOWERR,	HDIO_SET_NOWERR,    &ide_devset_nowerr	  },
13{ HDIO_GET_WCACHE,	HDIO_SET_WCACHE,    &ide_devset_wcache	  },
14{ HDIO_GET_ACOUSTIC,	HDIO_SET_ACOUSTIC,  &ide_devset_acoustic  },
15{ 0 }
16};
17
18int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode,
19		   unsigned int cmd, unsigned long arg)
20{
21	int err;
22
23	mutex_lock(&ide_disk_ioctl_mutex);
24	err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings);
25	if (err != -EOPNOTSUPP)
26		goto out;
27
28	err = generic_ide_ioctl(drive, bdev, cmd, arg);
29out:
30	mutex_unlock(&ide_disk_ioctl_mutex);
31	return err;
32}
33