[SCSI] libsas: remove spurious sata control register read/write

Originally, libata required the illusion that it could access the sata
control register.  Now, however, it can run perfectly well without
them, so remove the dummy routines from libsas which tried to emulate
them (but only ended up causing confusion).

Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
James Bottomley 2011-01-23 08:34:25 -06:00
commit 1e34c83873