If not, a 6Gbps link may be limited to 1.5 Gbps instead of 3.0 Gbps, since
ata_dev_init initializes link->sata_spd to 0.
[ 938.387795] ata4: exception Emask 0x50 SAct 0x0 SErr 0x4090800 action 0xe frozen
[ 938.387803] ata4: irq_stat 0x00400040, connection status changed
[ 938.387807] ata4: SError: { HostInt PHYRdyChg 10B8B DevExch }
[ 938.387814] ata4: hard resetting link
[ 939.108967] ata4: SATA link down (SStatus 0 SControl 300)
[ 944.100701] ata4: hard resetting link
[ 944.404187] ata4: SATA link down (SStatus 0 SControl 300)
[ 944.404198] ata4: limiting SATA link speed to 1.5 Gbps
[ 949.394013] ata4: hard resetting link
[ 949.697465] ata4: SATA link down (SStatus 0 SControl 310)
[ 949.697476] ata4.00: disabled
[ 949.697490] ata4: EH complete
[ 949.697503] ata4.00: detaching (SCSI 3:0:0:0)
Signed-off-by: David Milburn <dmilburn@xxxxxxxxxx>
---
drivers/ata/libata-core.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index ee4c1ec..38c40cf 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3002,16 +3002,16 @@ int ata_bus_probe(struct ata_port *ap)
*/
static void sata_print_link_status(struct ata_link *link)
{
- u32 sstatus, scontrol, tmp;
+ u32 sstatus, scontrol;
if (sata_scr_read(link, SCR_STATUS, &sstatus))
return;
sata_scr_read(link, SCR_CONTROL, &scontrol);
if (ata_phys_link_online(link)) {
- tmp = (sstatus >> 4) & 0xf;
+ link->sata_spd = (sstatus >> 4) & 0xf;
ata_link_info(link, "SATA link up %s (SStatus %X SControl %X)\n",
- sata_spd_string(tmp), sstatus, scontrol);
+ sata_spd_string(link->sata_spd), sstatus, scontrol);
} else {
ata_link_info(link, "SATA link down (SStatus %X SControl %X)\n",
sstatus, scontrol);
--
1.8.3.1
--
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