Add serial number support for virtio_blk, V4a

[pandora-kernel.git] / include / linux / virtio_blk.h

diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h
index 4dbcbc1..be7d255 100644 (file)
--- a/include/linux/virtio_blk.h
+++ b/include/linux/virtio_blk.h
@@ -16,6 +16,9 @@
 #define VIRTIO_BLK_F_RO                5       /* Disk is read-only */
 #define VIRTIO_BLK_F_BLK_SIZE  6       /* Block size of disk is available*/
 #define VIRTIO_BLK_F_SCSI      7       /* Supports scsi command passthru */
+#define VIRTIO_BLK_F_IDENTIFY  8       /* ATA IDENTIFY supported */
+
+#define VIRTIO_BLK_ID_BYTES    (sizeof(__u16[256]))    /* IDENTIFY DATA */
 
 struct virtio_blk_config
 {
@@ -33,6 +36,7 @@ struct virtio_blk_config
        } geometry;
        /* block size of device (if VIRTIO_BLK_F_BLK_SIZE) */
        __u32 blk_size;
+       __u8 identify[VIRTIO_BLK_ID_BYTES];
 } __attribute__((packed));
 
 /* These two define direction. */