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[PATCH] kill cdrom ->dev_ioctl method

Browse source 
Since early 2.4.x all cdrom drivers implement the block_device methods
themselves, so they can handle additional ioctls directly instead of going
through the cdrom layer.

Signed-off-by: Christoph Hellwig <[email protected]>
Acked-by: Jens Axboe <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Christoph Hellwig 2006-03-23 03:00:15 -08:00 • committed by Linus Torvalds
commit 6a2900b676
10 changed files with 1040 additions and 1072 deletions
Download patch file Download diff file Expand all files Collapse all files

7
drivers/cdrom/cdrom.c
View file

@ -407,7 +407,6 @@ int register_cdrom(struct cdrom_device_info *cdi)
ENSURE(get_mcn, CDC_MCN);
ENSURE(reset, CDC_RESET);
ENSURE(audio_ioctl, CDC_PLAY_AUDIO);
ENSURE(dev_ioctl, CDC_IOCTLS);
ENSURE(generic_packet, CDC_GENERIC_PACKET);
cdi->mc_flags = 0;
cdo->n_minors = 0;
@ -2776,12 +2775,6 @@ int cdrom_ioctl(struct file * file, struct cdrom_device_info *cdi,
return cdrom_ioctl_audioctl(cdi, cmd);
}
/*
* Finally, do the device specific ioctls
*/
if (CDROM_CAN(CDC_IOCTLS))
return cdi->ops->dev_ioctl(cdi, cmd, arg);
return -ENOSYS;
}

8
drivers/cdrom/cdu31a.c
View file

@ -2668,7 +2668,7 @@ static int scd_audio_ioctl(struct cdrom_device_info *cdi,
return retval;
}
static int scd_dev_ioctl(struct cdrom_device_info *cdi,
static int scd_read_audio(struct cdrom_device_info *cdi,
unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
@ -2894,11 +2894,10 @@ static struct cdrom_device_ops scd_dops = {
.get_mcn = scd_get_mcn,
.reset = scd_reset,
.audio_ioctl = scd_audio_ioctl,
.dev_ioctl = scd_dev_ioctl,
.capability = CDC_OPEN_TRAY | CDC_CLOSE_TRAY | CDC_LOCK |
CDC_SELECT_SPEED | CDC_MULTI_SESSION |
CDC_MCN | CDC_MEDIA_CHANGED | CDC_PLAY_AUDIO |
CDC_RESET | CDC_IOCTLS | CDC_DRIVE_STATUS,
CDC_RESET | CDC_DRIVE_STATUS,
.n_minors = 1,
};
@ -2936,6 +2935,9 @@ static int scd_block_ioctl(struct inode *inode, struct file *file,
case CDROMCLOSETRAY:
retval = scd_tray_move(&scd_info, 0);
break;
case CDROMREADAUDIO:
retval = scd_read_audio(&scd_info, CDROMREADAUDIO, arg);
break;
default:
retval = cdrom_ioctl(file, &scd_info, inode, cmd, arg);
}

44
drivers/cdrom/cm206.c
View file

@ -1157,32 +1157,6 @@ static int cm206_audio_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
}
}
/* Ioctl. These ioctls are specific to the cm206 driver. I have made
some driver statistics accessible through ioctl calls.
*/
static int cm206_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
unsigned long arg)
{
switch (cmd) {
#ifdef STATISTICS
case CM206CTL_GET_STAT:
if (arg >= NR_STATS)
return -EINVAL;
else
return cd->stats[arg];
case CM206CTL_GET_LAST_STAT:
if (arg >= NR_STATS)
return -EINVAL;
else
return cd->last_stat[arg];
#endif
default:
debug(("Unknown ioctl call 0x%x\n", cmd));
return -EINVAL;
}
}
static int cm206_media_changed(struct cdrom_device_info *cdi, int disc_nr)
{
if (cd != NULL) {
@ -1321,11 +1295,10 @@ static struct cdrom_device_ops cm206_dops = {
.get_mcn = cm206_get_upc,
.reset = cm206_reset,
.audio_ioctl = cm206_audio_ioctl,
.dev_ioctl = cm206_ioctl,
.capability = CDC_CLOSE_TRAY | CDC_OPEN_TRAY | CDC_LOCK |
CDC_MULTI_SESSION | CDC_MEDIA_CHANGED |
CDC_MCN | CDC_PLAY_AUDIO | CDC_SELECT_SPEED |
CDC_IOCTLS | CDC_DRIVE_STATUS,
CDC_DRIVE_STATUS,
.n_minors = 1,
};
@ -1350,6 +1323,21 @@ static int cm206_block_release(struct inode *inode, struct file *file)
static int cm206_block_ioctl(struct inode *inode, struct file *file,
unsigned cmd, unsigned long arg)
{
switch (cmd) {
#ifdef STATISTICS
case CM206CTL_GET_STAT:
if (arg >= NR_STATS)
return -EINVAL;
return cd->stats[arg];
case CM206CTL_GET_LAST_STAT:
if (arg >= NR_STATS)
return -EINVAL;
return cd->last_stat[arg];
#endif
default:
break;
}
return cdrom_ioctl(file, &cm206_info, inode, cmd, arg);
}

1808
drivers/cdrom/sbpcd.c
View file

File diff suppressed because it is too large Load diff

2
drivers/cdrom/viocd.c
View file

@ -627,7 +627,7 @@ static struct cdrom_device_ops viocd_dops = {
.media_changed = viocd_media_changed,
.lock_door = viocd_lock_door,
.generic_packet = viocd_packet,
.capability = CDC_CLOSE_TRAY | CDC_OPEN_TRAY | CDC_LOCK | CDC_SELECT_SPEED | CDC_SELECT_DISC | CDC_MULTI_SESSION | CDC_MCN | CDC_MEDIA_CHANGED | CDC_PLAY_AUDIO | CDC_RESET | CDC_IOCTLS | CDC_DRIVE_STATUS | CDC_GENERIC_PACKET | CDC_CD_R | CDC_CD_RW | CDC_DVD | CDC_DVD_R | CDC_DVD_RAM | CDC_RAM
.capability = CDC_CLOSE_TRAY | CDC_OPEN_TRAY | CDC_LOCK | CDC_SELECT_SPEED | CDC_SELECT_DISC | CDC_MULTI_SESSION | CDC_MCN | CDC_MEDIA_CHANGED | CDC_PLAY_AUDIO | CDC_RESET | CDC_DRIVE_STATUS | CDC_GENERIC_PACKET | CDC_CD_R | CDC_CD_RW | CDC_DVD | CDC_DVD_R | CDC_DVD_RAM | CDC_RAM
};
static int __init find_capability(const char *type)