#if VERBOSE_IDE_CD_ERRORS
{
int i;
- const char *s;
+ const char *s = "bad sense key!";
char buf[80];
printk ("ATAPI device %s:\n", drive->name);
if (sense->sense_key < ARY_LEN(sense_key_texts))
s = sense_key_texts[sense->sense_key];
- else
- s = "bad sense key!";
printk("%s -- (Sense key=0x%02x)\n", s, sense->sense_key);
if (toc == NULL) {
/* Try to allocate space. */
- toc = (struct atapi_toc *) kmalloc (sizeof (struct atapi_toc),
- GFP_KERNEL);
- info->toc = toc;
+ toc = kmalloc(sizeof(struct atapi_toc), GFP_KERNEL);
if (toc == NULL) {
printk (KERN_ERR "%s: No cdrom TOC buffer!\n", drive->name);
return -ENOMEM;
}
+ info->toc = toc;
}
/* Check to see if the existing data is still valid.
/* First read just the header, so we know how long the TOC is. */
stat = cdrom_read_tocentry(drive, 0, 1, 0, (char *) &toc->hdr,
sizeof(struct atapi_toc_header), sense);
- if (stat) return stat;
+ if (stat)
+ return stat;
#if ! STANDARD_ATAPI
if (CDROM_CONFIG_FLAGS(drive)->toctracks_as_bcd) {
/* Read the multisession information. */
stat = cdrom_read_tocentry(drive, 0, 0, 1, (char *)&ms_tmp,
sizeof(ms_tmp), sense);
- if (stat) return stat;
+ if (stat)
+ return stat;
toc->last_session_lba = be32_to_cpu(ms_tmp.ent.addr.lba);
} else {
struct packet_command *cgc)
{
struct request req;
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
if (cgc->timeout <= 0)
cgc->timeout = ATAPI_WAIT_PC;
unsigned int cmd, void *arg)
{
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
struct cdrom_info *info = drive->driver_data;
int stat;
*/
case CDROMPLAYTRKIND: {
unsigned long lba_start, lba_end;
- struct cdrom_ti *ti = (struct cdrom_ti *)arg;
+ struct cdrom_ti *ti = arg;
struct atapi_toc_entry *first_toc, *last_toc;
stat = cdrom_get_toc_entry(drive, ti->cdti_trk0, &first_toc);
}
case CDROMREADTOCHDR: {
- struct cdrom_tochdr *tochdr = (struct cdrom_tochdr *) arg;
+ struct cdrom_tochdr *tochdr = arg;
struct atapi_toc *toc;
/* Make sure our saved TOC is valid. */
stat = cdrom_read_toc(drive, NULL);
- if (stat) return stat;
+ if (stat)
+ return stat;
toc = info->toc;
tochdr->cdth_trk0 = toc->hdr.first_track;
}
case CDROMREADTOCENTRY: {
- struct cdrom_tocentry *tocentry = (struct cdrom_tocentry*) arg;
+ struct cdrom_tocentry *tocentry = arg;
struct atapi_toc_entry *toce;
stat = cdrom_get_toc_entry(drive, tocentry->cdte_track, &toce);
- if (stat) return stat;
+ if (stat)
+ return stat;
tocentry->cdte_ctrl = toce->control;
tocentry->cdte_adr = toce->adr;
static
int ide_cdrom_reset (struct cdrom_device_info *cdi)
{
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
struct request_sense sense;
struct request req;
int ret;
static
int ide_cdrom_tray_move (struct cdrom_device_info *cdi, int position)
{
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
struct request_sense sense;
if (position) {
int stat = cdrom_lockdoor(drive, 0, &sense);
- if (stat) return stat;
+ if (stat)
+ return stat;
}
return cdrom_eject(drive, !position, &sense);
static
int ide_cdrom_lock_door (struct cdrom_device_info *cdi, int lock)
{
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
return cdrom_lockdoor(drive, lock, NULL);
}
static
int ide_cdrom_select_speed (struct cdrom_device_info *cdi, int speed)
{
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
struct request_sense sense;
struct atapi_capabilities_page cap;
int stat;
static
int ide_cdrom_drive_status (struct cdrom_device_info *cdi, int slot_nr)
{
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
struct media_event_desc med;
struct request_sense sense;
int stat;
struct cdrom_multisession *ms_info)
{
struct atapi_toc *toc;
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
struct cdrom_info *info = drive->driver_data;
struct request_sense sense;
int ret;
{
int stat;
char mcnbuf[24];
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
/* get MCN */
if ((stat = cdrom_read_subchannel(drive, 2, mcnbuf, sizeof (mcnbuf), NULL)))
int ide_cdrom_check_media_change_real (struct cdrom_device_info *cdi,
int slot_nr)
{
- ide_drive_t *drive = (ide_drive_t*) cdi->handle;
+ ide_drive_t *drive = cdi->handle;
int retval;
if (slot_nr == CDSL_CURRENT) {
devinfo->mask = 0;
devinfo->speed = CDROM_STATE_FLAGS(drive)->current_speed;
devinfo->capacity = nslots;
- devinfo->handle = (void *) drive;
+ devinfo->handle = drive;
strcpy(devinfo->name, drive->name);
/* set capability mask to match the probe. */
* registered with the Uniform layer yet, it can't do this.
* Same goes for cdi->ops.
*/
- cdi->handle = (ide_drive_t *) drive;
+ cdi->handle = drive;
cdi->ops = &ide_cdrom_dops;
if (ide_cdrom_get_capabilities(drive, &cap))
return 0;
}
+#ifdef CONFIG_PROC_FS
static
sector_t ide_cdrom_capacity (ide_drive_t *drive)
{
return capacity * sectors_per_frame;
}
+#endif
static int ide_cd_remove(struct device *dev)
{
ide_drive_t *drive = info->drive;
struct gendisk *g = info->disk;
- if (info->buffer != NULL)
- kfree(info->buffer);
- if (info->toc != NULL)
- kfree(info->toc);
- if (info->changer_info != NULL)
- kfree(info->changer_info);
+ kfree(info->buffer);
+ kfree(info->toc);
+ kfree(info->changer_info);
if (devinfo->handle == drive && unregister_cdrom(devinfo))
printk(KERN_ERR "%s: %s failed to unregister device from the cdrom "
"driver.\n", __FUNCTION__, drive->name);
static int proc_idecd_read_capacity
(char *page, char **start, off_t off, int count, int *eof, void *data)
{
- ide_drive_t*drive = (ide_drive_t *)data;
+ ide_drive_t *drive = data;
int len;
len = sprintf(page,"%llu\n", (long long)ide_cdrom_capacity(drive));
#endif
static ide_driver_t ide_cdrom_driver = {
- .owner = THIS_MODULE,
.gen_driver = {
+ .owner = THIS_MODULE,
.name = "ide-cdrom",
.bus = &ide_bus_type,
.probe = ide_cd_probe,
printk(KERN_INFO "ide-cd: passing drive %s to ide-scsi emulation.\n", drive->name);
goto failed;
}
- info = (struct cdrom_info *) kmalloc (sizeof (struct cdrom_info), GFP_KERNEL);
+ info = kzalloc(sizeof(struct cdrom_info), GFP_KERNEL);
if (info == NULL) {
printk(KERN_ERR "%s: Can't allocate a cdrom structure\n", drive->name);
goto failed;
ide_register_subdriver(drive, &ide_cdrom_driver);
- memset(info, 0, sizeof (struct cdrom_info));
-
kref_init(&info->kref);
info->drive = drive;
if (ide_cdrom_setup(drive)) {
struct cdrom_device_info *devinfo = &info->devinfo;
ide_unregister_subdriver(drive, &ide_cdrom_driver);
- if (info->buffer != NULL)
- kfree(info->buffer);
- if (info->toc != NULL)
- kfree(info->toc);
- if (info->changer_info != NULL)
- kfree(info->changer_info);
+ kfree(info->buffer);
+ kfree(info->toc);
+ kfree(info->changer_info);
if (devinfo->handle == drive && unregister_cdrom(devinfo))
printk (KERN_ERR "%s: ide_cdrom_cleanup failed to unregister device from the cdrom driver.\n", drive->name);
kfree(info);
{
driver_unregister(&ide_cdrom_driver.gen_driver);
}
-
-static int ide_cdrom_init(void)
+
+static int __init ide_cdrom_init(void)
{
return driver_register(&ide_cdrom_driver.gen_driver);
}