Commit 2e9aa08a authored by Joe Perches's avatar Joe Perches Committed by Jens Axboe
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cdrom: Move mmc_ioctls above cdrom_ioctl to remove unnecessary prototype 



Neaten the spacing too.

Signed-off-by: default avatarJoe Perches <joe@perches.com>
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 1237d1ee

drivers/cdrom/cdrom.c

+122 −124
Original line number Diff line number Diff line
@@ -337,8 +337,6 @@ do { \ 
#define CDROM_DEF_TIMEOUT	(7 * HZ)



/* Not-exported routines. */

static int mmc_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,

		     unsigned long arg);



int cdrom_get_last_written(struct cdrom_device_info *, long *);

static int cdrom_get_next_writable(struct cdrom_device_info *, long *);
@@ -2713,103 +2711,6 @@ static int cdrom_ioctl_audioctl(struct cdrom_device_info *cdi, 
	return cdi->ops->audio_ioctl(cdi, cmd, NULL);

}



/*

 * Just about every imaginable ioctl is supported in the Uniform layer

 * these days.

 * ATAPI / SCSI specific code now mainly resides in mmc_ioctl().

 */

int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,

		fmode_t mode, unsigned int cmd, unsigned long arg)

{

	void __user *argp = (void __user *)arg;

	int ret;



	/*

	 * Try the generic SCSI command ioctl's first.

	 */

	ret = scsi_cmd_blk_ioctl(bdev, mode, cmd, argp);

	if (ret != -ENOTTY)

		return ret;



	switch (cmd) {

	case CDROMMULTISESSION:

		return cdrom_ioctl_multisession(cdi, argp);

	case CDROMEJECT:

		return cdrom_ioctl_eject(cdi);

	case CDROMCLOSETRAY:

		return cdrom_ioctl_closetray(cdi);

	case CDROMEJECT_SW:

		return cdrom_ioctl_eject_sw(cdi, arg);

	case CDROM_MEDIA_CHANGED:

		return cdrom_ioctl_media_changed(cdi, arg);

	case CDROM_SET_OPTIONS:

		return cdrom_ioctl_set_options(cdi, arg);

	case CDROM_CLEAR_OPTIONS:

		return cdrom_ioctl_clear_options(cdi, arg);

	case CDROM_SELECT_SPEED:

		return cdrom_ioctl_select_speed(cdi, arg);

	case CDROM_SELECT_DISC:

		return cdrom_ioctl_select_disc(cdi, arg);

	case CDROMRESET:

		return cdrom_ioctl_reset(cdi, bdev);

	case CDROM_LOCKDOOR:

		return cdrom_ioctl_lock_door(cdi, arg);

	case CDROM_DEBUG:

		return cdrom_ioctl_debug(cdi, arg);

	case CDROM_GET_CAPABILITY:

		return cdrom_ioctl_get_capability(cdi);

	case CDROM_GET_MCN:

		return cdrom_ioctl_get_mcn(cdi, argp);

	case CDROM_DRIVE_STATUS:

		return cdrom_ioctl_drive_status(cdi, arg);

	case CDROM_DISC_STATUS:

		return cdrom_ioctl_disc_status(cdi);

	case CDROM_CHANGER_NSLOTS:

		return cdrom_ioctl_changer_nslots(cdi);

	}



	/*

	 * Use the ioctls that are implemented through the generic_packet()

	 * interface. this may look at bit funny, but if -ENOTTY is

	 * returned that particular ioctl is not implemented and we

	 * let it go through the device specific ones.

	 */

	if (CDROM_CAN(CDC_GENERIC_PACKET)) {

		ret = mmc_ioctl(cdi, cmd, arg);

		if (ret != -ENOTTY)

			return ret;

	}



	/*

	 * Note: most of the cd_dbg() calls are commented out here,

	 * because they fill up the sys log when CD players poll

	 * the drive.

	 */

	switch (cmd) {

	case CDROMSUBCHNL:

		return cdrom_ioctl_get_subchnl(cdi, argp);

	case CDROMREADTOCHDR:

		return cdrom_ioctl_read_tochdr(cdi, argp);

	case CDROMREADTOCENTRY:

		return cdrom_ioctl_read_tocentry(cdi, argp);

	case CDROMPLAYMSF:

		return cdrom_ioctl_play_msf(cdi, argp);

	case CDROMPLAYTRKIND:

		return cdrom_ioctl_play_trkind(cdi, argp);

	case CDROMVOLCTRL:

		return cdrom_ioctl_volctrl(cdi, argp);

	case CDROMVOLREAD:

		return cdrom_ioctl_volread(cdi, argp);

	case CDROMSTART:

	case CDROMSTOP:

	case CDROMPAUSE:

	case CDROMRESUME:

		return cdrom_ioctl_audioctl(cdi, cmd);

	}



	return -ENOSYS;

}



/*

 * Required when we need to use READ_10 to issue other than 2048 block

 * reads
@@ -3212,6 +3113,103 @@ static int mmc_ioctl(struct cdrom_device_info *cdi, unsigned int cmd, 
	return -ENOTTY;

}



/*

 * Just about every imaginable ioctl is supported in the Uniform layer

 * these days.

 * ATAPI / SCSI specific code now mainly resides in mmc_ioctl().

 */

int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,

		fmode_t mode, unsigned int cmd, unsigned long arg)

{

	void __user *argp = (void __user *)arg;

	int ret;



	/*

	 * Try the generic SCSI command ioctl's first.

	 */

	ret = scsi_cmd_blk_ioctl(bdev, mode, cmd, argp);

	if (ret != -ENOTTY)

		return ret;



	switch (cmd) {

	case CDROMMULTISESSION:

		return cdrom_ioctl_multisession(cdi, argp);

	case CDROMEJECT:

		return cdrom_ioctl_eject(cdi);

	case CDROMCLOSETRAY:

		return cdrom_ioctl_closetray(cdi);

	case CDROMEJECT_SW:

		return cdrom_ioctl_eject_sw(cdi, arg);

	case CDROM_MEDIA_CHANGED:

		return cdrom_ioctl_media_changed(cdi, arg);

	case CDROM_SET_OPTIONS:

		return cdrom_ioctl_set_options(cdi, arg);

	case CDROM_CLEAR_OPTIONS:

		return cdrom_ioctl_clear_options(cdi, arg);

	case CDROM_SELECT_SPEED:

		return cdrom_ioctl_select_speed(cdi, arg);

	case CDROM_SELECT_DISC:

		return cdrom_ioctl_select_disc(cdi, arg);

	case CDROMRESET:

		return cdrom_ioctl_reset(cdi, bdev);

	case CDROM_LOCKDOOR:

		return cdrom_ioctl_lock_door(cdi, arg);

	case CDROM_DEBUG:

		return cdrom_ioctl_debug(cdi, arg);

	case CDROM_GET_CAPABILITY:

		return cdrom_ioctl_get_capability(cdi);

	case CDROM_GET_MCN:

		return cdrom_ioctl_get_mcn(cdi, argp);

	case CDROM_DRIVE_STATUS:

		return cdrom_ioctl_drive_status(cdi, arg);

	case CDROM_DISC_STATUS:

		return cdrom_ioctl_disc_status(cdi);

	case CDROM_CHANGER_NSLOTS:

		return cdrom_ioctl_changer_nslots(cdi);

	}



	/*

	 * Use the ioctls that are implemented through the generic_packet()

	 * interface. this may look at bit funny, but if -ENOTTY is

	 * returned that particular ioctl is not implemented and we

	 * let it go through the device specific ones.

	 */

	if (CDROM_CAN(CDC_GENERIC_PACKET)) {

		ret = mmc_ioctl(cdi, cmd, arg);

		if (ret != -ENOTTY)

			return ret;

	}



	/*

	 * Note: most of the cd_dbg() calls are commented out here,

	 * because they fill up the sys log when CD players poll

	 * the drive.

	 */

	switch (cmd) {

	case CDROMSUBCHNL:

		return cdrom_ioctl_get_subchnl(cdi, argp);

	case CDROMREADTOCHDR:

		return cdrom_ioctl_read_tochdr(cdi, argp);

	case CDROMREADTOCENTRY:

		return cdrom_ioctl_read_tocentry(cdi, argp);

	case CDROMPLAYMSF:

		return cdrom_ioctl_play_msf(cdi, argp);

	case CDROMPLAYTRKIND:

		return cdrom_ioctl_play_trkind(cdi, argp);

	case CDROMVOLCTRL:

		return cdrom_ioctl_volctrl(cdi, argp);

	case CDROMVOLREAD:

		return cdrom_ioctl_volread(cdi, argp);

	case CDROMSTART:

	case CDROMSTOP:

	case CDROMPAUSE:

	case CDROMRESUME:

		return cdrom_ioctl_audioctl(cdi, cmd);

	}



	return -ENOSYS;

}



static int cdrom_get_track_info(struct cdrom_device_info *cdi, __u16 track, __u8 type,

			 track_information *ti)

{

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