Commit 9ce70fb2 authored by Paolo Ciarrocchi's avatar Paolo Ciarrocchi Committed by Bartlomiej Zolnierkiewicz
Browse files

IDE: Coding Style fixes to drivers/ide/ide-cd.c



Before:
total: 43 errors, 66 warnings, 2183 lines checked

After:
total: 0 errors, 36 warnings, 2192 lines checked

I didn't (and I don't plan to) fix the warnings:
WARNING: line over 80 characters

[bart: minor fixes, md5sum checked (modulo s/"ignore = NULL;"/"ignore;"/ fix)]
Signed-off-by: default avatarPaolo Ciarrocchi <paolo.ciarrocchi@gmail.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 175f354b
......@@ -13,8 +13,8 @@
*
* Suggestions are welcome. Patches that work are more welcome though. ;-)
* For those wishing to work on this driver, please be sure you download
* and comply with the latest Mt. Fuji (SFF8090 version 4) and ATAPI
* (SFF-8020i rev 2.6) standards. These documents can be obtained by
* and comply with the latest Mt. Fuji (SFF8090 version 4) and ATAPI
* (SFF-8020i rev 2.6) standards. These documents can be obtained by
* anonymous ftp from:
* ftp://fission.dt.wdc.com/pub/standards/SFF_atapi/spec/SFF8020-r2.6/PS/8020r26.ps
* ftp://ftp.avc-pioneer.com/Mtfuji4/Spec/Fuji4r10.pdf
......@@ -51,7 +51,7 @@
static DEFINE_MUTEX(idecd_ref_mutex);
#define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref)
#define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref)
#define ide_cd_g(disk) \
container_of((disk)->private_data, struct cdrom_info, driver)
......@@ -83,7 +83,7 @@ static void ide_cd_put(struct cdrom_info *cd)
/* Mark that we've seen a media change, and invalidate our internal
buffers. */
static void cdrom_saw_media_change (ide_drive_t *drive)
static void cdrom_saw_media_change(ide_drive_t *drive)
{
struct cdrom_info *cd = drive->driver_data;
......@@ -100,38 +100,39 @@ static int cdrom_log_sense(ide_drive_t *drive, struct request *rq,
return 0;
switch (sense->sense_key) {
case NO_SENSE: case RECOVERED_ERROR:
break;
case NOT_READY:
/*
* don't care about tray state messages for
* e.g. capacity commands or in-progress or
* becoming ready
*/
if (sense->asc == 0x3a || sense->asc == 0x04)
break;
log = 1;
break;
case ILLEGAL_REQUEST:
/*
* don't log START_STOP unit with LoEj set, since
* we cannot reliably check if drive can auto-close
*/
if (rq->cmd[0] == GPCMD_START_STOP_UNIT && sense->asc == 0x24)
break;
log = 1;
break;
case UNIT_ATTENTION:
/*
* Make good and sure we've seen this potential media
* change. Some drives (i.e. Creative) fail to present
* the correct sense key in the error register.
*/
cdrom_saw_media_change(drive);
case NO_SENSE:
case RECOVERED_ERROR:
break;
case NOT_READY:
/*
* don't care about tray state messages for
* e.g. capacity commands or in-progress or
* becoming ready
*/
if (sense->asc == 0x3a || sense->asc == 0x04)
break;
default:
log = 1;
log = 1;
break;
case ILLEGAL_REQUEST:
/*
* don't log START_STOP unit with LoEj set, since
* we cannot reliably check if drive can auto-close
*/
if (rq->cmd[0] == GPCMD_START_STOP_UNIT && sense->asc == 0x24)
break;
log = 1;
break;
case UNIT_ATTENTION:
/*
* Make good and sure we've seen this potential media
* change. Some drives (i.e. Creative) fail to present
* the correct sense key in the error register.
*/
cdrom_saw_media_change(drive);
break;
default:
log = 1;
break;
}
return log;
}
......@@ -158,8 +159,8 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
if (sense->sense_key == 0x05 && sense->asc == 0x24)
return;
if (sense->error_code == 0x70) { /* Current Error */
switch(sense->sense_key) {
if (sense->error_code == 0x70) { /* Current Error */
switch (sense->sense_key) {
case MEDIUM_ERROR:
case VOLUME_OVERFLOW:
case ILLEGAL_REQUEST:
......@@ -178,7 +179,7 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
bio_sectors = 4;
if (drive->queue->hardsect_size == 2048)
sector <<= 2; /* Device sector size is 2K */
sector &= ~(bio_sectors -1);
sector &= ~(bio_sectors - 1);
valid = (sector - failed_command->sector) << 9;
if (valid < 0)
......@@ -187,8 +188,8 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
drive->probed_capacity - sector < 4 * 75) {
set_capacity(info->disk, sector);
}
}
}
}
}
ide_cd_log_error(drive->name, failed_command, sense);
}
......@@ -229,7 +230,7 @@ static void cdrom_queue_request_sense(ide_drive_t *drive, void *sense,
(void) ide_do_drive_cmd(drive, rq, ide_preempt);
}
static void cdrom_end_request (ide_drive_t *drive, int uptodate)
static void cdrom_end_request(ide_drive_t *drive, int uptodate)
{
struct request *rq = HWGROUP(drive)->rq;
int nsectors = rq->hard_cur_sectors;
......@@ -292,7 +293,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
{
struct request *rq = HWGROUP(drive)->rq;
int stat, err, sense_key;
/* Check for errors. */
stat = ide_read_status(drive);
......@@ -333,26 +334,26 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
/* Check for tray open. */
if (sense_key == NOT_READY) {
cdrom_saw_media_change (drive);
cdrom_saw_media_change(drive);
} else if (sense_key == UNIT_ATTENTION) {
/* Check for media change. */
cdrom_saw_media_change (drive);
cdrom_saw_media_change(drive);
/*printk("%s: media changed\n",drive->name);*/
return 0;
} else if ((sense_key == ILLEGAL_REQUEST) &&
(rq->cmd[0] == GPCMD_START_STOP_UNIT)) {
/*
* Don't print error message for this condition--
* SFF8090i indicates that 5/24/00 is the correct
* response to a request to close the tray if the
* drive doesn't have that capability.
* cdrom_log_sense() knows this!
*/
} else if (sense_key == ILLEGAL_REQUEST &&
rq->cmd[0] == GPCMD_START_STOP_UNIT) {
/*
* Don't print error message for this condition--
* SFF8090i indicates that 5/24/00 is the correct
* response to a request to close the tray if the
* drive doesn't have that capability.
* cdrom_log_sense() knows this!
*/
} else if (!(rq->cmd_flags & REQ_QUIET)) {
/* Otherwise, print an error. */
ide_dump_status(drive, "packet command error", stat);
}
rq->cmd_flags |= REQ_FAILED;
/*
......@@ -373,10 +374,10 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
if (sense_key == NOT_READY) {
/* Tray open. */
if (rq_data_dir(rq) == READ) {
cdrom_saw_media_change (drive);
cdrom_saw_media_change(drive);
/* Fail the request. */
printk ("%s: tray open\n", drive->name);
printk("%s: tray open\n", drive->name);
do_end_request = 1;
} else {
struct cdrom_info *info = drive->driver_data;
......@@ -398,7 +399,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
*/
spin_lock_irqsave(&ide_lock, flags);
blk_plug_device(drive->queue);
spin_unlock_irqrestore(&ide_lock,flags);
spin_unlock_irqrestore(&ide_lock, flags);
return 1;
}
}
......@@ -406,25 +407,31 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
/* Media change. */
cdrom_saw_media_change (drive);
/* Arrange to retry the request.
But be sure to give up if we've retried
too many times. */
/*
* Arrange to retry the request.
* But be sure to give up if we've retried
* too many times.
*/
if (++rq->errors > ERROR_MAX)
do_end_request = 1;
} else if (sense_key == ILLEGAL_REQUEST ||
sense_key == DATA_PROTECT) {
/* No point in retrying after an illegal
request or data protect error.*/
ide_dump_status_no_sense (drive, "command error", stat);
/*
* No point in retrying after an illegal
* request or data protect error.
*/
ide_dump_status_no_sense(drive, "command error", stat);
do_end_request = 1;
} else if (sense_key == MEDIUM_ERROR) {
/* No point in re-trying a zillion times on a bad
* sector... If we got here the error is not correctable */
ide_dump_status_no_sense (drive, "media error (bad sector)", stat);
/*
* No point in re-trying a zillion times on a bad
* sector... If we got here the error is not correctable
*/
ide_dump_status_no_sense(drive, "media error (bad sector)", stat);
do_end_request = 1;
} else if (sense_key == BLANK_CHECK) {
/* Disk appears blank ?? */
ide_dump_status_no_sense (drive, "media error (blank)", stat);
ide_dump_status_no_sense(drive, "media error (blank)", stat);
do_end_request = 1;
} else if ((err & ~ABRT_ERR) != 0) {
/* Go to the default handler
......@@ -485,18 +492,18 @@ static int cdrom_timer_expiry(ide_drive_t *drive)
* ide_timer_expiry keep polling us for these.
*/
switch (rq->cmd[0]) {
case GPCMD_BLANK:
case GPCMD_FORMAT_UNIT:
case GPCMD_RESERVE_RZONE_TRACK:
case GPCMD_CLOSE_TRACK:
case GPCMD_FLUSH_CACHE:
wait = ATAPI_WAIT_PC;
break;
default:
if (!(rq->cmd_flags & REQ_QUIET))
printk(KERN_INFO "ide-cd: cmd 0x%x timed out\n", rq->cmd[0]);
wait = 0;
break;
case GPCMD_BLANK:
case GPCMD_FORMAT_UNIT:
case GPCMD_RESERVE_RZONE_TRACK:
case GPCMD_CLOSE_TRACK:
case GPCMD_FLUSH_CACHE:
wait = ATAPI_WAIT_PC;
break;
default:
if (!(rq->cmd_flags & REQ_QUIET))
printk(KERN_INFO "ide-cd: cmd 0x%x timed out\n", rq->cmd[0]);
wait = 0;
break;
}
return wait;
}
......@@ -556,7 +563,7 @@ static ide_startstop_t cdrom_start_packet_command(ide_drive_t *drive,
HANDLER is the interrupt handler to call when the command completes
or there's data ready. */
#define ATAPI_MIN_CDB_BYTES 12
static ide_startstop_t cdrom_transfer_packet_command (ide_drive_t *drive,
static ide_startstop_t cdrom_transfer_packet_command(ide_drive_t *drive,
struct request *rq,
ide_handler_t *handler)
{
......@@ -748,7 +755,7 @@ static ide_startstop_t cdrom_start_rw_cont(ide_drive_t *drive)
#define IDECD_SEEK_TIMER (5 * WAIT_MIN_SLEEP) /* 100 ms */
#define IDECD_SEEK_TIMEOUT (2 * WAIT_CMD) /* 20 sec */
static ide_startstop_t cdrom_seek_intr (ide_drive_t *drive)
static ide_startstop_t cdrom_seek_intr(ide_drive_t *drive)
{
struct cdrom_info *info = drive->driver_data;
int stat;
......@@ -765,14 +772,14 @@ static ide_startstop_t cdrom_seek_intr (ide_drive_t *drive)
* this condition is far too common, to bother
* users about it
*/
/* printk("%s: disabled DSC seek overlap\n", drive->name);*/
/* printk("%s: disabled DSC seek overlap\n", drive->name);*/
drive->dsc_overlap = 0;
}
}
return ide_stopped;
}
static ide_startstop_t cdrom_start_seek_continuation (ide_drive_t *drive)
static ide_startstop_t cdrom_start_seek_continuation(ide_drive_t *drive)
{
struct request *rq = HWGROUP(drive)->rq;
sector_t frame = rq->sector;
......@@ -787,7 +794,7 @@ static ide_startstop_t cdrom_start_seek_continuation (ide_drive_t *drive)
return cdrom_transfer_packet_command(drive, rq, &cdrom_seek_intr);
}
static ide_startstop_t cdrom_start_seek (ide_drive_t *drive, unsigned int block)
static ide_startstop_t cdrom_start_seek(ide_drive_t *drive, unsigned int block)
{
struct cdrom_info *info = drive->driver_data;
......@@ -796,9 +803,11 @@ static ide_startstop_t cdrom_start_seek (ide_drive_t *drive, unsigned int block)
return cdrom_start_packet_command(drive, 0, cdrom_start_seek_continuation);
}
/* Fix up a possibly partially-processed request so that we can
start it over entirely, or even put it back on the request queue. */
static void restore_request (struct request *rq)
/*
* Fix up a possibly partially-processed request so that we can
* start it over entirely, or even put it back on the request queue.
*/
static void restore_request(struct request *rq)
{
if (rq->buffer != bio_data(rq->bio)) {
sector_t n = (rq->buffer - (char *) bio_data(rq->bio)) / SECTOR_SIZE;
......@@ -849,7 +858,7 @@ int ide_cd_queue_pc(ide_drive_t *drive, struct request *rq)
error = ide_do_drive_cmd(drive, rq, ide_wait);
time = jiffies - time;
/* FIXME: we should probably abort/retry or something
/* FIXME: we should probably abort/retry or something
* in case of failure */
if (rq->cmd_flags & REQ_FAILED) {
/* The request failed. Retry if it was due to a unit
......@@ -1210,7 +1219,7 @@ static ide_startstop_t cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
* cdrom driver request routine.
*/
static ide_startstop_t
ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block)
ide_do_rw_cdrom(ide_drive_t *drive, struct request *rq, sector_t block)
{
ide_startstop_t action;
struct cdrom_info *info = drive->driver_data;
......@@ -1225,13 +1234,13 @@ ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block)
ide_stall_queue(drive, IDECD_SEEK_TIMER);
return ide_stopped;
}
printk (KERN_ERR "%s: DSC timeout\n", drive->name);
printk(KERN_ERR "%s: DSC timeout\n", drive->name);
}
info->cd_flags &= ~IDE_CD_FLAG_SEEKING;
}
if ((rq_data_dir(rq) == READ) && IDE_LARGE_SEEK(info->last_block, block, IDECD_SEEK_THRESHOLD) && drive->dsc_overlap) {
if ((rq_data_dir(rq) == READ) && IDE_LARGE_SEEK(info->last_block, block, IDECD_SEEK_THRESHOLD) && drive->dsc_overlap)
action = cdrom_start_seek(drive, block);
} else
else
action = cdrom_start_rw(drive, rq);
info->last_block = block;
return action;
......@@ -1264,7 +1273,7 @@ ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block)
*/
static
void msf_from_bcd (struct atapi_msf *msf)
void msf_from_bcd(struct atapi_msf *msf)
{
msf->minute = BCD2BIN(msf->minute);
msf->second = BCD2BIN(msf->second);
......@@ -1364,7 +1373,7 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
/* Try to allocate space. */
toc = kmalloc(sizeof(struct atapi_toc), GFP_KERNEL);
if (toc == NULL) {
printk (KERN_ERR "%s: No cdrom TOC buffer!\n", drive->name);
printk(KERN_ERR "%s: No cdrom TOC buffer!\n", drive->name);
return -ENOMEM;
}
info->toc = toc;
......@@ -1459,9 +1468,9 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
toc->ent[i].track = BCD2BIN(toc->ent[i].track);
msf_from_bcd(&toc->ent[i].addr.msf);
}
toc->ent[i].addr.lba = msf_to_lba (toc->ent[i].addr.msf.minute,
toc->ent[i].addr.msf.second,
toc->ent[i].addr.msf.frame);
toc->ent[i].addr.lba = msf_to_lba(toc->ent[i].addr.msf.minute,
toc->ent[i].addr.msf.second,
toc->ent[i].addr.msf.frame);
}
/* Read the multisession information. */
......@@ -1485,9 +1494,9 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
if (stat)
return stat;
msf_from_bcd (&ms_tmp.ent.addr.msf);
msf_from_bcd(&ms_tmp.ent.addr.msf);
toc->last_session_lba = msf_to_lba(ms_tmp.ent.addr.msf.minute,
ms_tmp.ent.addr.msf.second,
ms_tmp.ent.addr.msf.second,
ms_tmp.ent.addr.msf.frame);
}
......@@ -1569,7 +1578,7 @@ static struct cdrom_device_ops ide_cdrom_dops = {
.generic_packet = ide_cdrom_packet,
};
static int ide_cdrom_register (ide_drive_t *drive, int nslots)
static int ide_cdrom_register(ide_drive_t *drive, int nslots)
{
struct cdrom_info *info = drive->driver_data;
struct cdrom_device_info *devinfo = &info->devinfo;
......@@ -1588,7 +1597,7 @@ static int ide_cdrom_register (ide_drive_t *drive, int nslots)
}
static
int ide_cdrom_probe_capabilities (ide_drive_t *drive)
int ide_cdrom_probe_capabilities(ide_drive_t *drive)
{
struct cdrom_info *cd = drive->driver_data;
struct cdrom_device_info *cdi = &cd->devinfo;
......@@ -1760,7 +1769,7 @@ static int ide_cdrom_prep_pc(struct request *rq)
rq->errors = ILLEGAL_REQUEST;
return BLKPREP_KILL;
}
return BLKPREP_OK;
}
......@@ -1838,7 +1847,7 @@ static unsigned int ide_cd_flags(struct hd_driveid *id)
}
static
int ide_cdrom_setup (ide_drive_t *drive)
int ide_cdrom_setup(ide_drive_t *drive)
{
struct cdrom_info *cd = drive->driver_data;
struct cdrom_device_info *cdi = &cd->devinfo;
......@@ -1869,7 +1878,7 @@ int ide_cdrom_setup (ide_drive_t *drive)
else if (cd->cd_flags & IDE_CD_FLAG_SANYO_3CD)
cdi->sanyo_slot = 3; /* 3 => use CD in slot 0 */
nslots = ide_cdrom_probe_capabilities (drive);
nslots = ide_cdrom_probe_capabilities(drive);
/*
* set correct block size
......@@ -1881,7 +1890,7 @@ int ide_cdrom_setup (ide_drive_t *drive)
drive->dsc_overlap = (drive->next != drive);
if (ide_cdrom_register(drive, nslots)) {
printk (KERN_ERR "%s: ide_cdrom_setup failed to register device with the cdrom driver.\n", drive->name);
printk(KERN_ERR "%s: ide_cdrom_setup failed to register device with the cdrom driver.\n", drive->name);
cd->devinfo.handle = NULL;
return 1;
}
......@@ -1891,7 +1900,7 @@ int ide_cdrom_setup (ide_drive_t *drive)
#ifdef CONFIG_IDE_PROC_FS
static
sector_t ide_cdrom_capacity (ide_drive_t *drive)
sector_t ide_cdrom_capacity(ide_drive_t *drive)
{
unsigned long capacity, sectors_per_frame;
......@@ -1940,8 +1949,8 @@ static int proc_idecd_read_capacity
ide_drive_t *drive = data;
int len;
len = sprintf(page,"%llu\n", (long long)ide_cdrom_capacity(drive));
PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
len = sprintf(page, "%llu\n", (long long)ide_cdrom_capacity(drive));
PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
}
static ide_proc_entry_t idecd_proc[] = {
......@@ -1970,13 +1979,14 @@ static ide_driver_t ide_cdrom_driver = {
#endif
};
static int idecd_open(struct inode * inode, struct file * file)
static int idecd_open(struct inode *inode, struct file *file)
{
struct gendisk *disk = inode->i_bdev->bd_disk;
struct cdrom_info *info;
int rc = -ENOMEM;
if (!(info = ide_cd_get(disk)))
info = ide_cd_get(disk);
if (!info)
return -ENXIO;
rc = cdrom_open(&info->devinfo, inode, file);
......@@ -1987,12 +1997,12 @@ static int idecd_open(struct inode * inode, struct file * file)
return rc;
}
static int idecd_release(struct inode * inode, struct file * file)
static int idecd_release(struct inode *inode, struct file *file)
{
struct gendisk *disk = inode->i_bdev->bd_disk;
struct cdrom_info *info = ide_cd_g(disk);
cdrom_release (&info->devinfo, file);
cdrom_release(&info->devinfo, file);
ide_cd_put(info);
......@@ -2024,7 +2034,7 @@ static int idecd_get_spindown(struct cdrom_device_info *cdi, unsigned long arg)
struct packet_command cgc;
char buffer[16];
int stat;
char spindown;
char spindown;
init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_UNKNOWN);
......@@ -2033,12 +2043,12 @@ static int idecd_get_spindown(struct cdrom_device_info *cdi, unsigned long arg)
return stat;
spindown = buffer[11] & 0x0f;
if (copy_to_user((void __user *)arg, &spindown, sizeof (char)))
if (copy_to_user((void __user *)arg, &spindown, sizeof(char)))
return -EFAULT;
return 0;
}
static int idecd_ioctl (struct inode *inode, struct file *file,
static int idecd_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct block_device *bdev = inode->i_bdev;
......@@ -2046,13 +2056,13 @@ static int idecd_ioctl (struct inode *inode, struct file *file,
int err;
switch (cmd) {
case CDROMSETSPINDOWN:
case CDROMSETSPINDOWN:
return idecd_set_spindown(&info->devinfo, arg);
case CDROMGETSPINDOWN:
case CDROMGETSPINDOWN:
return idecd_get_spindown(&info->devinfo, arg);
default:
break;
}
}
err = generic_ide_ioctl(info->drive, file, bdev, cmd, arg);
if (err == -EINVAL)
......@@ -2078,16 +2088,16 @@ static int idecd_revalidate_disk(struct gendisk *disk)
}
static struct block_device_operations idecd_ops = {
.owner = THIS_MODULE,
.open = idecd_open,
.release = idecd_release,
.ioctl = idecd_ioctl,
.media_changed = idecd_media_changed,
.revalidate_disk= idecd_revalidate_disk
.owner = THIS_MODULE,
.open = idecd_open,
.release = idecd_release,
.ioctl = idecd_ioctl,
.media_changed = idecd_media_changed,
.revalidate_disk = idecd_revalidate_disk
};
/* options */
static char *ignore = NULL;
static char *ignore;
module_param(ignore, charp, 0400);
MODULE_DESCRIPTION("ATAPI CD-ROM Driver");
......
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