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ide-floppy: move all ioctl handling to ide-floppy_ioctl.c (take 2)

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While at it:
- idefloppy_ioctl() -> ide_floppy_ioctl()

v2:
Fix for idefloppy_ioctl name change from Stephen Rothwell.

Cc: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-10-13 21:39:44 +02:00
parent 14d83b12c9
commit 5bb1536a07
3 changed files with 54 additions and 55 deletions
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52
drivers/ide/ide-floppy.c
View File

@ -765,56 +765,6 @@ static int idefloppy_getgeo(struct block_device *bdev, struct hd_geometry *geo)
return 0;
}
static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
unsigned long arg, unsigned int cmd)
{
idefloppy_floppy_t *floppy = drive->driver_data;
struct gendisk *disk = floppy->disk;
int prevent = (arg && cmd != CDROMEJECT) ? 1 : 0;
if (floppy->openers > 1)
return -EBUSY;
ide_set_media_lock(drive, disk, prevent);
if (cmd == CDROMEJECT)
ide_do_start_stop(drive, disk, 2);
return 0;
}
static int idefloppy_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct block_device *bdev = inode->i_bdev;
struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
ide_floppy_obj);
ide_drive_t *drive = floppy->drive;
struct ide_atapi_pc pc;
void __user *argp = (void __user *)arg;
int err;
if (cmd == CDROMEJECT || cmd == CDROM_LOCKDOOR)
return ide_floppy_lockdoor(drive, &pc, arg, cmd);
err = ide_floppy_format_ioctl(drive, file, cmd, argp);
if (err != -ENOTTY)
return err;
/*
* skip SCSI_IOCTL_SEND_COMMAND (deprecated)
* and CDROM_SEND_PACKET (legacy) ioctls
*/
if (cmd != CDROM_SEND_PACKET && cmd != SCSI_IOCTL_SEND_COMMAND)
err = scsi_cmd_ioctl(file, bdev->bd_disk->queue,
bdev->bd_disk, cmd, argp);
if (err == -ENOTTY)
err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
return err;
}
static int idefloppy_media_changed(struct gendisk *disk)
{
struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
@ -842,7 +792,7 @@ static struct block_device_operations idefloppy_ops = {
.owner = THIS_MODULE,
.open = idefloppy_open,
.release = idefloppy_release,
.ioctl = idefloppy_ioctl,
.ioctl = ide_floppy_ioctl,
.getgeo = idefloppy_getgeo,
.media_changed = idefloppy_media_changed,
.revalidate_disk = idefloppy_revalidate_disk

3
drivers/ide/ide-floppy.h
View File

@ -50,7 +50,6 @@ void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *, u8);
void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *);
/* ide-floppy_ioctl.c */
int ide_floppy_format_ioctl(ide_drive_t *, struct file *, unsigned int,
void __user *);
int ide_floppy_ioctl(struct inode *, struct file *, unsigned, unsigned long);
#endif /*__IDE_FLOPPY_H */

54
drivers/ide/ide-floppy_ioctl.c
View File

@ -223,8 +223,26 @@ static int ide_floppy_get_format_progress(ide_drive_t *drive, int __user *arg)
return 0;
}
int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
unsigned int cmd, void __user *argp)
static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
unsigned long arg, unsigned int cmd)
{
idefloppy_floppy_t *floppy = drive->driver_data;
struct gendisk *disk = floppy->disk;
int prevent = (arg && cmd != CDROMEJECT) ? 1 : 0;
if (floppy->openers > 1)
return -EBUSY;
ide_set_media_lock(drive, disk, prevent);
if (cmd == CDROMEJECT)
ide_do_start_stop(drive, disk, 2);
return 0;
}
static int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
unsigned int cmd, void __user *argp)
{
switch (cmd) {
case IDEFLOPPY_IOCTL_FORMAT_SUPPORTED:
@ -241,3 +259,35 @@ int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
return -ENOTTY;
}
}
int ide_floppy_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct block_device *bdev = inode->i_bdev;
struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
ide_floppy_obj);
ide_drive_t *drive = floppy->drive;
struct ide_atapi_pc pc;
void __user *argp = (void __user *)arg;
int err;
if (cmd == CDROMEJECT || cmd == CDROM_LOCKDOOR)
return ide_floppy_lockdoor(drive, &pc, arg, cmd);
err = ide_floppy_format_ioctl(drive, file, cmd, argp);
if (err != -ENOTTY)
return err;
/*
* skip SCSI_IOCTL_SEND_COMMAND (deprecated)
* and CDROM_SEND_PACKET (legacy) ioctls
*/
if (cmd != CDROM_SEND_PACKET && cmd != SCSI_IOCTL_SEND_COMMAND)
err = scsi_cmd_ioctl(file, bdev->bd_disk->queue,
bdev->bd_disk, cmd, argp);
if (err == -ENOTTY)
err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
return err;
}