ata: add CFA specific identify data words

Declare CFA specific identify data words 162 and 163 for future use.
Signed-off-by: NSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: NJeff Garzik <jgarzik@redhat.com>
[bart: update patch summary/description]
Signed-off-by: NBartlomiej Zolnierkiewicz <bzolnier@gmail.com>

include/linux/ata.h

@@ -89,6 +89,8 @@ enum {
 	ATA_ID_DLF		= 128,
 	ATA_ID_CSFO		= 129,
 	ATA_ID_CFA_POWER	= 160,
+	ATA_ID_CFA_KEY_MGMT	= 162,
+	ATA_ID_CFA_MODES	= 163,
 	ATA_ID_ROT_SPEED	= 217,
 	ATA_ID_PIO4		= (1 << 1),