libata: Implement NCQ autosense

Some newer devices support NCQ autosense (cf ACS-4), so we should
be using it to retrieve the sense code and speed up recovery.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Hannes Reinecke 2015-03-27 16:46:35 +01:00 • committed by Tejun Heo
commit 42b966fbf3
4 changed files with 28 additions and 2 deletions