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Message-ID: <20080224221033.595552ce@paolo-desktop>
Date: Sun, 24 Feb 2008 22:10:33 +0100
From: Paolo Ciarrocchi <paolo.ciarrocchi@...il.com>
To: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc: Linux Kernel <linux-kernel@...r.kernel.org>,
linux-ide <linux-ide@...r.kernel.org>
Subject: [PATCH 1/3] 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
Signed-off-by: Paolo Ciarrocchi <paolo.ciarrocchi@...il.com>
---
drivers/ide/ide-cd.c | 245 ++++++++++++++++++++++++++------------------------
1 files changed, 127 insertions(+), 118 deletions(-)
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 546f436..3181e71 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -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;
@@ -100,37 +100,37 @@ 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;
+ 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;
- 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);
+ 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;
- default:
- log = 1;
+ 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 +158,8 @@ 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 +178,7 @@ 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 +187,8 @@ 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 +229,7 @@ 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 +292,7 @@ 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 +333,26 @@ 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 +373,10 @@ 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 +398,7 @@ 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 +406,31 @@ 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 +491,18 @@ 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 +562,7 @@ 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)
{
@@ -745,7 +751,7 @@ 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;
@@ -762,14 +768,14 @@ 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;
@@ -784,7 +790,7 @@ 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;
@@ -793,9 +799,11 @@ 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;
@@ -846,7 +854,7 @@ 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
@@ -1215,7 +1223,7 @@ 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;
@@ -1230,13 +1238,13 @@ 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;
@@ -1269,7 +1277,7 @@ 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);
@@ -1369,7 +1377,7 @@ 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;
@@ -1464,9 +1472,9 @@ 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. */
@@ -1490,9 +1498,9 @@ 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);
}
@@ -1574,7 +1582,7 @@ 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;
@@ -1593,7 +1601,7 @@ 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;
@@ -1765,7 +1773,7 @@ static int ide_cdrom_prep_pc(struct request *rq)
rq->errors = ILLEGAL_REQUEST;
return BLKPREP_KILL;
}
-
+
return BLKPREP_OK;
}
@@ -1843,7 +1851,7 @@ 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;
@@ -1874,7 +1882,7 @@ 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
@@ -1886,7 +1894,7 @@ 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;
}
@@ -1896,7 +1904,7 @@ 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;
@@ -1946,8 +1954,8 @@ 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[] = {
@@ -1976,13 +1984,14 @@ 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);
@@ -1993,12 +2002,12 @@ 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);
@@ -2030,7 +2039,7 @@ 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);
@@ -2039,12 +2048,12 @@ 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;
@@ -2052,13 +2061,13 @@ 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)
@@ -2089,11 +2098,11 @@ static struct block_device_operations idecd_ops = {
.release = idecd_release,
.ioctl = idecd_ioctl,
.media_changed = idecd_media_changed,
- .revalidate_disk= idecd_revalidate_disk
+ .revalidate_disk = idecd_revalidate_disk
};
/* options */
-static char *ignore = NULL;
+static char *ignore;
module_param(ignore, charp, 0400);
MODULE_DESCRIPTION("ATAPI CD-ROM Driver");
--
1.5.4.2.316.gf7a7
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