ide-disk_ioctl.c revision 8a6cfeb6deca3a8fefd639d898b0d163c0b5d368
1#include <linux/kernel.h> 2#include <linux/ide.h> 3#include <linux/hdreg.h> 4#include <linux/smp_lock.h> 5 6#include "ide-disk.h" 7 8static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = { 9{ HDIO_GET_ADDRESS, HDIO_SET_ADDRESS, &ide_devset_address }, 10{ HDIO_GET_MULTCOUNT, HDIO_SET_MULTCOUNT, &ide_devset_multcount }, 11{ HDIO_GET_NOWERR, HDIO_SET_NOWERR, &ide_devset_nowerr }, 12{ HDIO_GET_WCACHE, HDIO_SET_WCACHE, &ide_devset_wcache }, 13{ HDIO_GET_ACOUSTIC, HDIO_SET_ACOUSTIC, &ide_devset_acoustic }, 14{ 0 } 15}; 16 17int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode, 18 unsigned int cmd, unsigned long arg) 19{ 20 int err; 21 22 lock_kernel(); 23 err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings); 24 if (err != -EOPNOTSUPP) 25 goto out; 26 27 err = generic_ide_ioctl(drive, bdev, cmd, arg); 28out: 29 unlock_kernel(); 30 return err; 31} 32