tree a069f0bb4ae1e81a58bc8f8965a2443d25186f0d
parent f20ded38aa54b92dd0af32578b8916d0aa2d9e05
author Tejun Heo <htejun@gmail.com> 1196159333 +0900
committer Jeff Garzik <jeff@garzik.org> 1201083850 -0500

libata: implement protocol tests

Implement protocol tests - ata_is_atapi(), ata_is_nodata(),
ata_is_pio(), ata_is_dma(), ata_is_ncq() and ata_is_data() and use
them to replace is_atapi_taskfile() and hard coded protocol tests.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>