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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

struct ata_link * 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.

RETURN

1 if SATA spd configuration is needed, 0 otherwise.

AUTHOR

Jeff Garzik

Author.

COPYRIGHT

July 2017 Kernel Hackers Manual 4.12