drive->name, lba_capacity, capacity);
floppy->blocks = floppy->block_size ?
capacity / floppy->block_size : 0;
+ drive->capacity64 = floppy->blocks * floppy->bs_factor;
}
+
return 0;
}
drive->bios_head = drive->bios_sect = 0;
floppy->blocks = 0;
floppy->bs_factor = 1;
- set_capacity(floppy->disk, 0);
+ drive->capacity64 = 0;
ide_floppy_create_read_capacity_cmd(&pc);
if (ide_queue_pc_tail(drive, disk, &pc)) {
"non 512 bytes block size not "
"fully supported\n",
drive->name);
+ drive->capacity64 =
+ floppy->blocks * floppy->bs_factor;
rc = 0;
}
break;
if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE))
(void) ide_floppy_get_flexible_disk_page(drive);
- set_capacity(disk, floppy->blocks * floppy->bs_factor);
-
return rc;
}
-static sector_t idefloppy_capacity(ide_drive_t *drive)
+sector_t ide_floppy_capacity(ide_drive_t *drive)
{
- idefloppy_floppy_t *floppy = drive->driver_data;
- unsigned long capacity = floppy->blocks * floppy->bs_factor;
-
- return capacity;
+ return drive->capacity64;
}
-#ifdef CONFIG_IDE_PROC_FS
-ide_devset_rw_field(bios_cyl, bios_cyl);
-ide_devset_rw_field(bios_head, bios_head);
-ide_devset_rw_field(bios_sect, bios_sect);
-ide_devset_rw_field(ticks, pc_delay);
-
-static const struct ide_proc_devset idefloppy_settings[] = {
- IDE_PROC_DEVSET(bios_cyl, 0, 1023),
- IDE_PROC_DEVSET(bios_head, 0, 255),
- IDE_PROC_DEVSET(bios_sect, 0, 63),
- IDE_PROC_DEVSET(ticks, 0, 255),
- { 0 },
-};
-#endif
-
-static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy)
+static void idefloppy_setup(ide_drive_t *drive)
{
+ struct ide_floppy_obj *floppy = drive->driver_data;
u16 *id = drive->id;
- u8 gcw[2];
-
- *((u16 *)&gcw) = id[ATA_ID_CONFIG];
drive->pc_callback = ide_floppy_callback;
drive->pc_update_buffers = idefloppy_update_buffers;
drive->pc_io_buffers = ide_io_buffers;
- if (((gcw[0] & 0x60) >> 5) == 1)
- drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
/*
* We used to check revisions here. At this point however I'm giving up.
* Just assume they are all broken, its easier.
(void) ide_floppy_get_capacity(drive);
ide_proc_register_driver(drive, floppy->driver);
+
+ drive->dev_flags |= IDE_DFLAG_ATTACH;
}
static void ide_floppy_remove(ide_drive_t *drive)
kfree(floppy);
}
-#ifdef CONFIG_IDE_PROC_FS
-static int proc_idefloppy_read_capacity(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- ide_drive_t*drive = (ide_drive_t *)data;
- int len;
-
- len = sprintf(page, "%llu\n", (long long)idefloppy_capacity(drive));
- PROC_IDE_READ_RETURN(page, start, off, count, eof, len);
-}
-
-static ide_proc_entry_t idefloppy_proc[] = {
- { "capacity", S_IFREG|S_IRUGO, proc_idefloppy_read_capacity, NULL },
- { "geometry", S_IFREG|S_IRUGO, proc_ide_read_geometry, NULL },
- { NULL, 0, NULL, NULL }
-};
-#endif /* CONFIG_IDE_PROC_FS */
-
static int ide_floppy_probe(ide_drive_t *);
static ide_driver_t idefloppy_driver = {
.probe = ide_floppy_probe,
.remove = ide_floppy_remove,
.version = IDEFLOPPY_VERSION,
- .media = ide_floppy,
.do_request = idefloppy_do_request,
.end_request = idefloppy_end_request,
.error = __ide_error,
#ifdef CONFIG_IDE_PROC_FS
- .proc = idefloppy_proc,
- .settings = idefloppy_settings,
+ .proc = ide_floppy_proc,
+ .settings = ide_floppy_settings,
#endif
};
if (ide_do_test_unit_ready(drive, disk))
ide_do_start_stop(drive, disk, 1);
- if (ide_floppy_get_capacity(drive)
- && (filp->f_flags & O_NDELAY) == 0
+ ret = ide_floppy_get_capacity(drive);
+
+ set_capacity(disk, ide_floppy_capacity(drive));
+
+ if (ret && (filp->f_flags & O_NDELAY) == 0) {
/*
* Allow O_NDELAY to open a drive without a disk, or with an
* unreadable disk, so that we can get the format capacity
* of the drive or begin the format - Sam
*/
- ) {
ret = -EIO;
goto out_put_floppy;
}
goto out_put_floppy;
}
- drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED;
ide_set_media_lock(drive, disk, 1);
+ drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
check_disk_change(inode->i_bdev);
} else if (drive->atapi_flags & IDE_AFLAG_FORMAT_IN_PROGRESS) {
ret = -EBUSY;
return 0;
}
-static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
- unsigned long arg, unsigned int cmd)
-{
- idefloppy_floppy_t *floppy = drive->driver_data;
- struct gendisk *disk = floppy->disk;
- int prevent = (arg && cmd != CDROMEJECT) ? 1 : 0;
-
- if (floppy->openers > 1)
- return -EBUSY;
-
- ide_set_media_lock(drive, disk, prevent);
-
- if (cmd == CDROMEJECT)
- ide_do_start_stop(drive, disk, 2);
-
- return 0;
-}
-
-static int idefloppy_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
-{
- struct block_device *bdev = inode->i_bdev;
- struct ide_floppy_obj *floppy = ide_drv_g(bdev->bd_disk,
- ide_floppy_obj);
- ide_drive_t *drive = floppy->drive;
- struct ide_atapi_pc pc;
- void __user *argp = (void __user *)arg;
- int err;
-
- if (cmd == CDROMEJECT || cmd == CDROM_LOCKDOOR)
- return ide_floppy_lockdoor(drive, &pc, arg, cmd);
-
- err = ide_floppy_format_ioctl(drive, file, cmd, argp);
- if (err != -ENOTTY)
- return err;
-
- /*
- * skip SCSI_IOCTL_SEND_COMMAND (deprecated)
- * and CDROM_SEND_PACKET (legacy) ioctls
- */
- if (cmd != CDROM_SEND_PACKET && cmd != SCSI_IOCTL_SEND_COMMAND)
- err = scsi_cmd_ioctl(file, bdev->bd_disk->queue,
- bdev->bd_disk, cmd, argp);
-
- if (err == -ENOTTY)
- err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
-
- return err;
-}
-
static int idefloppy_media_changed(struct gendisk *disk)
{
struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
int ret;
/* do not scan partitions twice if this is a removable device */
- if (drive->attach) {
- drive->attach = 0;
+ if (drive->dev_flags & IDE_DFLAG_ATTACH) {
+ drive->dev_flags &= ~IDE_DFLAG_ATTACH;
return 0;
}
- ret = !!(drive->atapi_flags & IDE_AFLAG_MEDIA_CHANGED);
- drive->atapi_flags &= ~IDE_AFLAG_MEDIA_CHANGED;
+ ret = !!(drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED);
+ drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
return ret;
}
static int idefloppy_revalidate_disk(struct gendisk *disk)
{
struct ide_floppy_obj *floppy = ide_drv_g(disk, ide_floppy_obj);
- set_capacity(disk, idefloppy_capacity(floppy->drive));
+ set_capacity(disk, ide_floppy_capacity(floppy->drive));
return 0;
}
.owner = THIS_MODULE,
.open = idefloppy_open,
.release = idefloppy_release,
- .ioctl = idefloppy_ioctl,
+ .ioctl = ide_floppy_ioctl,
.getgeo = idefloppy_getgeo,
.media_changed = idefloppy_media_changed,
.revalidate_disk = idefloppy_revalidate_disk
goto failed;
}
- g = alloc_disk(1 << PARTN_BITS);
+ g = alloc_disk_node(1 << PARTN_BITS, hwif_to_node(drive->hwif));
if (!g)
goto out_free_floppy;
drive->debug_mask = debug_mask;
- idefloppy_setup(drive, floppy);
+ idefloppy_setup(drive);
+
+ set_capacity(g, ide_floppy_capacity(drive));
g->minors = 1 << PARTN_BITS;
g->driverfs_dev = &drive->gendev;
- g->flags = drive->removable ? GENHD_FL_REMOVABLE : 0;
+ if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
+ g->flags = GENHD_FL_REMOVABLE;
g->fops = &idefloppy_ops;
- drive->attach = 1;
add_disk(g);
return 0;
projects / linux-2.6-omap-h63xx.git / blobdiff