pc-bios/s390-ccw: Always adjust virtio sector count

Let's always adjust the sector number to be read using the current
virtio block size value.

This prepares for the implementation of IPL from ISO-9660 media.

Signed-off-by: Maxim Samoylov <max7255@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>

pc-bios/s390-ccw/virtio.h

diff --git a/pc-bios/s390-ccw/virtio.h b/pc-bios/s390-ccw/virtio.h
index c23466b..76c42f1 100644
--- a/pc-bios/s390-ccw/virtio.h
+++ b/pc-bios/s390-ccw/virtio.h
@@ -199,14 +199,9 @@
 
 #define VIRTIO_SECTOR_SIZE 512
 
-static inline ulong virtio_eckd_sector_adjust(ulong sector)
-{
-     return sector * (virtio_get_block_size() / VIRTIO_SECTOR_SIZE);
-}
-
 static inline ulong virtio_sector_adjust(ulong sector)
 {
-    return virtio_disk_is_eckd() ? virtio_eckd_sector_adjust(sector) : sector;
+    return sector * (virtio_get_block_size() / VIRTIO_SECTOR_SIZE);
 }
 
 #endif /* VIRTIO_H */