Name
sata_scr_read —
read SCR register of the specified port
Synopsis
int sata_scr_read (
struct ata_link * link, int reg, u32 * val)
;
Arguments
link
ATA link to read SCR for
reg
SCR to read
val
Place to store read value
Description
Read SCR register reg
of link
into *val
. This function is
guaranteed to succeed if link
is ap->link, the cable type of
the port is SATA and the port implements ->scr_read.
LOCKING
None if link
is ap->link. Kernel thread context otherwise.
RETURNS
0 on success, negative errno on failure.