NAME
sata_set_spd - set SATA spd according to spd limit
SYNOPSIS
int sata_set_spd(struct ata_link * link);
ARGUMENTS
link
Link to set SATA spd for
DESCRIPTION
Set SATA spd of link according to sata_spd_limit.
LOCKING: Inherited from caller.
RETURN
0 if spd doesn't need to be changed, 1 if spd has been changed. Negative errno if SCR registers are inaccessible.
AUTHOR
Jeff Garzik
Author.