[PATCH 02/15] libata-ncq: add NCQ related libata flags

[Tejun Heo <htejun@gmail.com>]

Add two NCQ related libata flags - ATA_DFLAG_NCQ and ATA_FLAG_NCQ..

Signed-off-by: Tejun Heo <htejun@gmail.com>

---

 include/linux/libata.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

b54166188991cd72df9e174b31692081237ba72c
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 603d800..c9dfc7d 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -123,6 +123,7 @@ enum {
 	/* struct ata_device stuff */
 	ATA_DFLAG_LBA		= (1 << 0), /* device supports LBA */
 	ATA_DFLAG_LBA48		= (1 << 1), /* device supports LBA48 */
+	ATA_DFLAG_NCQ		= (1 << 2), /* device supports NCQ */
 	ATA_DFLAG_CFG_MASK	= (1 << 8) - 1,
 
 	ATA_DFLAG_PIO		= (1 << 8), /* device currently in PIO mode */
@@ -149,6 +150,7 @@ enum {
 	ATA_FLAG_PIO_DMA	= (1 << 7), /* PIO cmds via DMA */
 	ATA_FLAG_PIO_LBA48	= (1 << 8), /* Host DMA engine is LBA28 only */
 	ATA_FLAG_IRQ_MASK	= (1 << 9), /* Mask IRQ in PIO xfers */
+	ATA_FLAG_NCQ		= (1 << 10), /* host supports NCQ */
 
 	ATA_FLAG_NOINTR		= (1 << 16), /* FIXME: Remove this once
 					      * proper HSM is in place. */
-- 
1.2.4