suse man page for sata_set_spd_needed

SATA_SET_SPD_NEEDED(9)					       libata Core Internals					    SATA_SET_SPD_NEEDED(9)

NAME
       sata_set_spd_needed - is SATA spd configuration needed

SYNOPSIS
       int sata_set_spd_needed(struct ata_link * link);

ARGUMENTS
       link
	   Link in question

DESCRIPTION
       Test whether the spd limit in SControl matches link->sata_spd_limit. This function is used to determine whether hardreset is necessary to
       apply SATA spd configuration.

LOCKING
       Inherited from caller.

RETURNS
       1 if SATA spd configuration is needed, 0 otherwise.

AUTHOR
       Jeff Garzik
	   Author.

COPYRIGHT
Kernel Hackers Manual 2.6.					     July 2010						    SATA_SET_SPD_NEEDED(9)