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Subject[PATCH 07/12] cdrom: Move mmc_ioctls above cdrom_ioctl to remove unnecessary prototype
Date
Neaten the spacing too.

Signed-off-by: Joe Perches <joe@perches.com>
---
drivers/cdrom/cdrom.c | 246 +++++++++++++++++++++++++-------------------------
1 file changed, 122 insertions(+), 124 deletions(-)

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 70ef0134..5148547 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -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 *);
@@ -2714,103 +2712,6 @@ static int cdrom_ioctl_audioctl(struct cdrom_device_info *cdi,
}

/*
- * 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
*/
@@ -2840,9 +2741,9 @@ static int cdrom_switch_blocksize(struct cdrom_device_info *cdi, int size)
}

static noinline int mmc_ioctl_cdrom_read_data(struct cdrom_device_info *cdi,
- void __user *arg,
- struct packet_command *cgc,
- int cmd)
+ void __user *arg,
+ struct packet_command *cgc,
+ int cmd)
{
struct request_sense sense;
struct cdrom_msf msf;
@@ -2877,8 +2778,8 @@ static noinline int mmc_ioctl_cdrom_read_data(struct cdrom_device_info *cdi,
cgc->data_direction = CGC_DATA_READ;
ret = cdrom_read_block(cdi, cgc, lba, 1, format, blocksize);
if (ret && sense.sense_key == 0x05 &&
- sense.asc == 0x20 &&
- sense.ascq == 0x00) {
+ sense.asc == 0x20 &&
+ sense.ascq == 0x00) {
/*
* SCSI-II devices are not required to support
* READ_CD, so let's try switching block size
@@ -2899,7 +2800,7 @@ out:
}

static noinline int mmc_ioctl_cdrom_read_audio(struct cdrom_device_info *cdi,
- void __user *arg)
+ void __user *arg)
{
struct cdrom_read_audio ra;
int lba;
@@ -2925,7 +2826,7 @@ static noinline int mmc_ioctl_cdrom_read_audio(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_subchannel(struct cdrom_device_info *cdi,
- void __user *arg)
+ void __user *arg)
{
int ret;
struct cdrom_subchnl q;
@@ -2950,8 +2851,8 @@ static noinline int mmc_ioctl_cdrom_subchannel(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_play_msf(struct cdrom_device_info *cdi,
- void __user *arg,
- struct packet_command *cgc)
+ void __user *arg,
+ struct packet_command *cgc)
{
struct cdrom_device_ops *cdo = cdi->ops;
struct cdrom_msf msf;
@@ -2970,8 +2871,8 @@ static noinline int mmc_ioctl_cdrom_play_msf(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_play_blk(struct cdrom_device_info *cdi,
- void __user *arg,
- struct packet_command *cgc)
+ void __user *arg,
+ struct packet_command *cgc)
{
struct cdrom_device_ops *cdo = cdi->ops;
struct cdrom_blk blk;
@@ -2990,9 +2891,9 @@ static noinline int mmc_ioctl_cdrom_play_blk(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_volume(struct cdrom_device_info *cdi,
- void __user *arg,
- struct packet_command *cgc,
- unsigned int cmd)
+ void __user *arg,
+ struct packet_command *cgc,
+ unsigned int cmd)
{
struct cdrom_volctrl volctrl;
unsigned char buffer[32];
@@ -3024,14 +2925,14 @@ static noinline int mmc_ioctl_cdrom_volume(struct cdrom_device_info *cdi,
if (offset + 16 > cgc->buflen) {
cgc->buflen = offset + 16;
ret = cdrom_mode_sense(cdi, cgc,
- GPMODE_AUDIO_CTL_PAGE, 0);
+ GPMODE_AUDIO_CTL_PAGE, 0);
if (ret)
return ret;
}

/* sanity check */
if ((buffer[offset] & 0x3f) != GPMODE_AUDIO_CTL_PAGE ||
- buffer[offset + 1] < 14)
+ buffer[offset + 1] < 14)
return -EINVAL;

/* now we have the current volume settings. if it was only
@@ -3065,8 +2966,8 @@ static noinline int mmc_ioctl_cdrom_volume(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_start_stop(struct cdrom_device_info *cdi,
- struct packet_command *cgc,
- int cmd)
+ struct packet_command *cgc,
+ int cmd)
{
struct cdrom_device_ops *cdo = cdi->ops;
cd_dbg(CD_DO_IOCTL, "entering CDROMSTART/CDROMSTOP\n");
@@ -3078,8 +2979,8 @@ static noinline int mmc_ioctl_cdrom_start_stop(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_pause_resume(struct cdrom_device_info *cdi,
- struct packet_command *cgc,
- int cmd)
+ struct packet_command *cgc,
+ int cmd)
{
struct cdrom_device_ops *cdo = cdi->ops;
cd_dbg(CD_DO_IOCTL, "entering CDROMPAUSE/CDROMRESUME\n");
@@ -3090,8 +2991,8 @@ static noinline int mmc_ioctl_cdrom_pause_resume(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_dvd_read_struct(struct cdrom_device_info *cdi,
- void __user *arg,
- struct packet_command *cgc)
+ void __user *arg,
+ struct packet_command *cgc)
{
int ret;
dvd_struct *s;
@@ -3122,7 +3023,7 @@ out:
}

static noinline int mmc_ioctl_dvd_auth(struct cdrom_device_info *cdi,
- void __user *arg)
+ void __user *arg)
{
int ret;
dvd_authinfo ai;
@@ -3140,7 +3041,7 @@ static noinline int mmc_ioctl_dvd_auth(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_next_writable(struct cdrom_device_info *cdi,
- void __user *arg)
+ void __user *arg)
{
int ret;
long next = 0;
@@ -3154,7 +3055,7 @@ static noinline int mmc_ioctl_cdrom_next_writable(struct cdrom_device_info *cdi,
}

static noinline int mmc_ioctl_cdrom_last_written(struct cdrom_device_info *cdi,
- void __user *arg)
+ void __user *arg)
{
int ret;
long last = 0;
@@ -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)
{
--
1.8.1.2.459.gbcd45b4.dirty


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