Btrfs: enable discard support
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / ide / ide-disk_ioctl.c
blob7b783dd7c0bec4bea0da3d1517ff0c3b18f3738f
1 #include <linux/kernel.h>
2 #include <linux/ide.h>
3 #include <linux/hdreg.h>
5 #include "ide-disk.h"
7 static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = {
8 { HDIO_GET_ADDRESS, HDIO_SET_ADDRESS, &ide_devset_address },
9 { HDIO_GET_MULTCOUNT, HDIO_SET_MULTCOUNT, &ide_devset_multcount },
10 { HDIO_GET_NOWERR, HDIO_SET_NOWERR, &ide_devset_nowerr },
11 { HDIO_GET_WCACHE, HDIO_SET_WCACHE, &ide_devset_wcache },
12 { HDIO_GET_ACOUSTIC, HDIO_SET_ACOUSTIC, &ide_devset_acoustic },
13 { 0 }
16 int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode,
17 unsigned int cmd, unsigned long arg)
19 int err;
21 err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings);
22 if (err != -EOPNOTSUPP)
23 return err;
25 return generic_ide_ioctl(drive, bdev, cmd, arg);