Brett Russ wrote:
> I coded this because ata_pass_thru_cc() (in the dev branch) and other
> functions call tf_read() which is supported for most except ahci.
> I've been unable to test because I'm leaving on vacation and am in a
> last minute rush but wanted to get this out there for comments.
> 
> Signed-off-by: Brett Russ <russb@emc.com>

I checked the attached patch into a local repository, but haven't yet 
merged it into libata-dev-2.6, or tested it.

	Jeff