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path: root/drivers/block/umem.c
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Diffstat (limited to 'drivers/block/umem.c')
-rw-r--r--drivers/block/umem.c43
1 files changed, 16 insertions, 27 deletions
diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index 0f48301342da..a3614e6a68d0 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -809,34 +809,23 @@ static int mm_revalidate(struct gendisk *disk)
set_capacity(disk, card->mm_size << 1);
return 0;
}
-/*
------------------------------------------------------------------------------------
--- mm_ioctl
------------------------------------------------------------------------------------
-*/
-static int mm_ioctl(struct inode *i, struct file *f, unsigned int cmd, unsigned long arg)
+
+static int mm_getgeo(struct block_device *bdev, struct hd_geometry *geo)
{
- if (cmd == HDIO_GETGEO) {
- struct cardinfo *card = i->i_bdev->bd_disk->private_data;
- int size = card->mm_size * (1024 / MM_HARDSECT);
- struct hd_geometry geo;
- /*
- * get geometry: we have to fake one... trim the size to a
- * multiple of 2048 (1M): tell we have 32 sectors, 64 heads,
- * whatever cylinders.
- */
- geo.heads = 64;
- geo.sectors = 32;
- geo.start = get_start_sect(i->i_bdev);
- geo.cylinders = size / (geo.heads * geo.sectors);
-
- if (copy_to_user((void __user *) arg, &geo, sizeof(geo)))
- return -EFAULT;
- return 0;
- }
+ struct cardinfo *card = bdev->bd_disk->private_data;
+ int size = card->mm_size * (1024 / MM_HARDSECT);
- return -EINVAL;
+ /*
+ * get geometry: we have to fake one... trim the size to a
+ * multiple of 2048 (1M): tell we have 32 sectors, 64 heads,
+ * whatever cylinders.
+ */
+ geo->heads = 64;
+ geo->sectors = 32;
+ geo->cylinders = size / (geo->heads * geo->sectors);
+ return 0;
}
+
/*
-----------------------------------------------------------------------------------
-- mm_check_change
@@ -855,7 +844,7 @@ static int mm_check_change(struct gendisk *disk)
*/
static struct block_device_operations mm_fops = {
.owner = THIS_MODULE,
- .ioctl = mm_ioctl,
+ .getgeo = mm_getgeo,
.revalidate_disk= mm_revalidate,
.media_changed = mm_check_change,
};
@@ -1185,7 +1174,7 @@ static int __init mm_init(void)
printk(KERN_INFO DRIVER_VERSION " : " DRIVER_DESC "\n");
- retval = pci_module_init(&mm_pci_driver);
+ retval = pci_register_driver(&mm_pci_driver);
if (retval)
return -ENOMEM;