return 0;
}
-static u64 ide_disk_set_capacity(ide_drive_t *drive, u64 capacity)
+static void ide_disk_unlock_native_capacity(ide_drive_t *drive)
{
- u64 set = min(capacity, drive->probed_capacity);
u16 *id = drive->id;
int lba48 = ata_id_lba48_enabled(id);
if ((drive->dev_flags & IDE_DFLAG_LBA) == 0 ||
ata_id_hpa_enabled(id) == 0)
- goto out;
+ return;
/*
* according to the spec the SET MAX ADDRESS command shall be
* immediately preceded by a READ NATIVE MAX ADDRESS command
*/
- capacity = ide_disk_hpa_get_native_capacity(drive, lba48);
- if (capacity == 0)
- goto out;
-
- set = ide_disk_hpa_set_capacity(drive, set, lba48);
- if (set) {
- /* needed for ->resume to disable HPA */
- drive->dev_flags |= IDE_DFLAG_NOHPA;
- return set;
- }
-out:
- return drive->capacity64;
+ if (!ide_disk_hpa_get_native_capacity(drive, lba48))
+ return;
+
+ if (ide_disk_hpa_set_capacity(drive, drive->probed_capacity, lba48))
+ drive->dev_flags |= IDE_DFLAG_NOHPA; /* disable HPA on resume */
}
static void idedisk_prepare_flush(struct request_queue *q, struct request *rq)
}
const struct ide_disk_ops ide_ata_disk_ops = {
- .check = ide_disk_check,
- .set_capacity = ide_disk_set_capacity,
- .get_capacity = ide_disk_get_capacity,
- .setup = ide_disk_setup,
- .flush = ide_disk_flush,
- .init_media = ide_disk_init_media,
- .set_doorlock = ide_disk_set_doorlock,
- .do_request = ide_do_rw_disk,
- .ioctl = ide_disk_ioctl,
+ .check = ide_disk_check,
+ .unlock_native_capacity = ide_disk_unlock_native_capacity,
+ .get_capacity = ide_disk_get_capacity,
+ .setup = ide_disk_setup,
+ .flush = ide_disk_flush,
+ .init_media = ide_disk_init_media,
+ .set_doorlock = ide_disk_set_doorlock,
+ .do_request = ide_do_rw_disk,
+ .ioctl = ide_disk_ioctl,
};
return ret;
}
-static unsigned long long ide_gd_set_capacity(struct gendisk *disk,
- unsigned long long capacity)
+static void ide_gd_unlock_native_capacity(struct gendisk *disk)
{
struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
ide_drive_t *drive = idkp->drive;
const struct ide_disk_ops *disk_ops = drive->disk_ops;
- if (disk_ops->set_capacity)
- return disk_ops->set_capacity(drive, capacity);
-
- return drive->capacity64;
+ if (disk_ops->unlock_native_capacity)
+ disk_ops->unlock_native_capacity(drive);
}
static int ide_gd_revalidate_disk(struct gendisk *disk)
.locked_ioctl = ide_gd_ioctl,
.getgeo = ide_gd_getgeo,
.media_changed = ide_gd_media_changed,
- .set_capacity = ide_gd_set_capacity,
+ .unlock_native_capacity = ide_gd_unlock_native_capacity,
.revalidate_disk = ide_gd_revalidate_disk
};
"%s: p%d size %llu exceeds device capacity, ",
disk->disk_name, p, (unsigned long long) size);
- if (bdops->set_capacity &&
+ if (bdops->unlock_native_capacity &&
(disk->flags & GENHD_FL_NATIVE_CAPACITY) == 0) {
printk(KERN_CONT "enabling native capacity\n");
- bdops->set_capacity(disk, ~0ULL);
+ bdops->unlock_native_capacity(disk);
disk->flags |= GENHD_FL_NATIVE_CAPACITY;
/* free state and restart */
kfree(state);
int (*direct_access) (struct block_device *, sector_t,
void **, unsigned long *);
int (*media_changed) (struct gendisk *);
- unsigned long long (*set_capacity) (struct gendisk *,
- unsigned long long);
+ void (*unlock_native_capacity) (struct gendisk *);
int (*revalidate_disk) (struct gendisk *);
int (*getgeo)(struct block_device *, struct hd_geometry *);
struct module *owner;